jro_apps/redmine Commit - r13922:98f2b30ac587

Adds issue filters on parent/subtasks (#6118)....

Jean-Philippe Lang -

r13922:98f2b30ac587

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r13922:98f2b30ac587

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app/helpers/queries_helper.rb +1 -1

              # encoding: utf-8
              #
              # Redmine - project management software
              # Copyright (C) 2006-2015  Jean-Philippe Lang
              #
              # This program is free software; you can redistribute it and/or
              # modify it under the terms of the GNU General Public License
              # as published by the Free Software Foundation; either version 2
              # of the License, or (at your option) any later version.
              #
              # This program is distributed in the hope that it will be useful,
              # but WITHOUT ANY WARRANTY; without even the implied warranty of
              # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
              # GNU General Public License for more details.
              #
              # You should have received a copy of the GNU General Public License
              # along with this program; if not, write to the Free Software
              # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
              module QueriesHelper
                include ApplicationHelper
                def filters_options_for_select(query)
                  ungrouped = []
                  grouped = {}
                  query.available_filters.map do |field, field_options|
-                   if field_options[:type] == :relation
+                   if [:tree, :relation].include?(field_options[:type])
                      group = :label_related_issues
                    elsif field =~ /^(.+)\./
                      # association filters
                      group = "field_#{$1}"
                    elsif %w(member_of_group assigned_to_role).include?(field)
                      group = :field_assigned_to
                    elsif field_options[:type] == :date_past || field_options[:type] == :date
                      group = :label_date
                    end
                    if group
                      (grouped[group] ||= []) << [field_options[:name], field]
                    else
                      ungrouped << [field_options[:name], field]
                    end
                  end
                  # Don't group dates if there's only one (eg. time entries filters)
                  if grouped[:label_date].try(:size) == 1
                    ungrouped << grouped.delete(:label_date).first
                  end
                  s = options_for_select([[]] + ungrouped)
                  if grouped.present?
                    localized_grouped = grouped.map {|k,v| [l(k), v]}
                    s << grouped_options_for_select(localized_grouped)
                  end
                  s
                end
                def query_filters_hidden_tags(query)
                  tags = ''.html_safe
                  query.filters.each do |field, options|
                    tags << hidden_field_tag("f[]", field, :id => nil)
                    tags << hidden_field_tag("op[#{field}]", options[:operator], :id => nil)
                    options[:values].each do |value|
                      tags << hidden_field_tag("v[#{field}][]", value, :id => nil)
                    end
                  end
                  tags
                end
                def query_columns_hidden_tags(query)
                  tags = ''.html_safe
                  query.columns.each do |column|
                    tags << hidden_field_tag("c[]", column.name, :id => nil)
                  end
                  tags
                end
                def query_hidden_tags(query)
                  query_filters_hidden_tags(query) + query_columns_hidden_tags(query)
                end
                def available_block_columns_tags(query)
                  tags = ''.html_safe
                  query.available_block_columns.each do |column|
                    tags << content_tag('label', check_box_tag('c[]', column.name.to_s, query.has_column?(column), :id => nil) + " #{column.caption}", :class => 'inline')
                  end
                  tags
                end
                def query_available_inline_columns_options(query)
                  (query.available_inline_columns - query.columns).reject(&:frozen?).collect {|column| [column.caption, column.name]}
                end
                def query_selected_inline_columns_options(query)
                  (query.inline_columns & query.available_inline_columns).reject(&:frozen?).collect {|column| [column.caption, column.name]}
                end
                def render_query_columns_selection(query, options={})
                  tag_name = (options[:name] || 'c') + '[]'
                  render :partial => 'queries/columns', :locals => {:query => query, :tag_name => tag_name}
                end
                def column_header(column)
                  column.sortable ? sort_header_tag(column.name.to_s, :caption => column.caption,
                                                                      :default_order => column.default_order) :
                                    content_tag('th', h(column.caption))
                end
                def column_content(column, issue)
                  value = column.value_object(issue)
                  if value.is_a?(Array)
                    value.collect {|v| column_value(column, issue, v)}.compact.join(', ').html_safe
                  else
                    column_value(column, issue, value)
                  end
                end
                def column_value(column, issue, value)
                  case column.name
                  when :id
                    link_to value, issue_path(issue)
                  when :subject
                    link_to value, issue_path(issue)
                  when :parent
                    value ? (value.visible? ? link_to_issue(value, :subject => false) : "##{value.id}") : ''
                  when :description
                    issue.description? ? content_tag('div', textilizable(issue, :description), :class => "wiki") : ''
                  when :done_ratio
                    progress_bar(value, :width => '80px')
                  when :relations
                    content_tag('span',
                      value.to_s(issue) {|other| link_to_issue(other, :subject => false, :tracker => false)}.html_safe,
                      :class => value.css_classes_for(issue))
                  else
                    format_object(value)
                  end
                end
                def csv_content(column, issue)
                  value = column.value_object(issue)
                  if value.is_a?(Array)
                    value.collect {|v| csv_value(column, issue, v)}.compact.join(', ')
                  else
                    csv_value(column, issue, value)
                  end
                end
                def csv_value(column, object, value)
                  format_object(value, false) do |value|
                    case value.class.name
                    when 'Float'
                      sprintf("%.2f", value).gsub('.', l(:general_csv_decimal_separator))
                    when 'IssueRelation'
                      value.to_s(object)
                    when 'Issue'
                      if object.is_a?(TimeEntry)
                        "#{value.tracker} ##{value.id}: #{value.subject}"
                      else
                        value.id
                      end
                    else
                      value
                    end
                  end
                end
                def query_to_csv(items, query, options={})
                  columns = (options[:columns] == 'all' ? query.available_inline_columns : query.inline_columns)
                  query.available_block_columns.each do |column|
                    if options[column.name].present?
                      columns << column
                    end
                  end
                  Redmine::Export::CSV.generate do |csv|
                    # csv header fields
                    csv << columns.map {|c| c.caption.to_s}
                    # csv lines
                    items.each do |item|
                      csv << columns.map {|c| csv_content(c, item)}
                    end
                  end
                end
                # Retrieve query from session or build a new query
                def retrieve_query
                  if !params[:query_id].blank?
                    cond = "project_id IS NULL"
                    cond << " OR project_id = #{@project.id}" if @project
                    @query = IssueQuery.where(cond).find(params[:query_id])
                    raise ::Unauthorized unless @query.visible?
                    @query.project = @project
                    session[:query] = {:id => @query.id, :project_id => @query.project_id}
                    sort_clear
                  elsif api_request? || params[:set_filter] || session[:query].nil? || session[:query][:project_id] != (@project ? @project.id : nil)
                    # Give it a name, required to be valid
                    @query = IssueQuery.new(:name => "_")
                    @query.project = @project
                    @query.build_from_params(params)
                    session[:query] = {:project_id => @query.project_id, :filters => @query.filters, :group_by => @query.group_by, :column_names => @query.column_names}
                  else
                    # retrieve from session
                    @query = nil
                    @query = IssueQuery.find_by_id(session[:query][:id]) if session[:query][:id]
                    @query ||= IssueQuery.new(:name => "_", :filters => session[:query][:filters], :group_by => session[:query][:group_by], :column_names => session[:query][:column_names])
                    @query.project = @project
                  end
                end
                def retrieve_query_from_session
                  if session[:query]
                    if session[:query][:id]
                      @query = IssueQuery.find_by_id(session[:query][:id])
                      return unless @query
                    else
                      @query = IssueQuery.new(:name => "_", :filters => session[:query][:filters], :group_by => session[:query][:group_by], :column_names => session[:query][:column_names])
                    end
                    if session[:query].has_key?(:project_id)
                      @query.project_id = session[:query][:project_id]
                    else
                      @query.project = @project
                    end
                    @query
                  end
                end
              end

app/models/issue_query.rb +43 0

              # Redmine - project management software
              # Copyright (C) 2006-2015  Jean-Philippe Lang
              #
              # This program is free software; you can redistribute it and/or
              # modify it under the terms of the GNU General Public License
              # as published by the Free Software Foundation; either version 2
              # of the License, or (at your option) any later version.
              #
              # This program is distributed in the hope that it will be useful,
              # but WITHOUT ANY WARRANTY; without even the implied warranty of
              # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
              # GNU General Public License for more details.
              #
              # You should have received a copy of the GNU General Public License
              # along with this program; if not, write to the Free Software
              # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
              class IssueQuery < Query
                self.queried_class = Issue
                self.available_columns = [
                  QueryColumn.new(:id, :sortable => "#{Issue.table_name}.id", :default_order => 'desc', :caption => '#', :frozen => true),
                  QueryColumn.new(:project, :sortable => "#{Project.table_name}.name", :groupable => true),
                  QueryColumn.new(:tracker, :sortable => "#{Tracker.table_name}.position", :groupable => true),
                  QueryColumn.new(:parent, :sortable => ["#{Issue.table_name}.root_id", "#{Issue.table_name}.lft ASC"], :default_order => 'desc', :caption => :field_parent_issue),
                  QueryColumn.new(:status, :sortable => "#{IssueStatus.table_name}.position", :groupable => true),
                  QueryColumn.new(:priority, :sortable => "#{IssuePriority.table_name}.position", :default_order => 'desc', :groupable => true),
                  QueryColumn.new(:subject, :sortable => "#{Issue.table_name}.subject"),
                  QueryColumn.new(:author, :sortable => lambda {User.fields_for_order_statement("authors")}, :groupable => true),
                  QueryColumn.new(:assigned_to, :sortable => lambda {User.fields_for_order_statement}, :groupable => true),
                  QueryColumn.new(:updated_on, :sortable => "#{Issue.table_name}.updated_on", :default_order => 'desc'),
                  QueryColumn.new(:category, :sortable => "#{IssueCategory.table_name}.name", :groupable => true),
                  QueryColumn.new(:fixed_version, :sortable => lambda {Version.fields_for_order_statement}, :groupable => true),
                  QueryColumn.new(:start_date, :sortable => "#{Issue.table_name}.start_date"),
                  QueryColumn.new(:due_date, :sortable => "#{Issue.table_name}.due_date"),
                  QueryColumn.new(:estimated_hours, :sortable => "#{Issue.table_name}.estimated_hours"),
                  QueryColumn.new(:done_ratio, :sortable => "#{Issue.table_name}.done_ratio", :groupable => true),
                  QueryColumn.new(:created_on, :sortable => "#{Issue.table_name}.created_on", :default_order => 'desc'),
                  QueryColumn.new(:closed_on, :sortable => "#{Issue.table_name}.closed_on", :default_order => 'desc'),
                  QueryColumn.new(:relations, :caption => :label_related_issues),
                  QueryColumn.new(:description, :inline => false)
                ]
                scope :visible, lambda {|*args|
                  user = args.shift || User.current
                  base = Project.allowed_to_condition(user, :view_issues, *args)
                  scope = joins("LEFT OUTER JOIN #{Project.table_name} ON #{table_name}.project_id = #{Project.table_name}.id").
                    where("#{table_name}.project_id IS NULL OR (#{base})")
                  if user.admin?
                    scope.where("#{table_name}.visibility <> ? OR #{table_name}.user_id = ?", VISIBILITY_PRIVATE, user.id)
                  elsif user.memberships.any?
                    scope.where("#{table_name}.visibility = ?" +
                      " OR (#{table_name}.visibility = ? AND #{table_name}.id IN (" +
                        "SELECT DISTINCT q.id FROM #{table_name} q" +
                        " INNER JOIN #{table_name_prefix}queries_roles#{table_name_suffix} qr on qr.query_id = q.id" +
                        " INNER JOIN #{MemberRole.table_name} mr ON mr.role_id = qr.role_id" +
                        " INNER JOIN #{Member.table_name} m ON m.id = mr.member_id AND m.user_id = ?" +
                        " WHERE q.project_id IS NULL OR q.project_id = m.project_id))" +
                      " OR #{table_name}.user_id = ?",
                      VISIBILITY_PUBLIC, VISIBILITY_ROLES, user.id, user.id)
                  elsif user.logged?
                    scope.where("#{table_name}.visibility = ? OR #{table_name}.user_id = ?", VISIBILITY_PUBLIC, user.id)
                  else
                    scope.where("#{table_name}.visibility = ?", VISIBILITY_PUBLIC)
                  end
                }
                def initialize(attributes=nil, *args)
                  super attributes
                  self.filters ||= { 'status_id' => {:operator => "o", :values => [""]} }
                end
                # Returns true if the query is visible to +user+ or the current user.
                def visible?(user=User.current)
                  return true if user.admin?
                  return false unless project.nil? || user.allowed_to?(:view_issues, project)
                  case visibility
                  when VISIBILITY_PUBLIC
                    true
                  when VISIBILITY_ROLES
                    if project
                      (user.roles_for_project(project) & roles).any?
                    else
                      Member.where(:user_id => user.id).joins(:roles).where(:member_roles => {:role_id => roles.map(&:id)}).any?
                    end
                  else
                    user == self.user
                  end
                end
                def is_private?
                  visibility == VISIBILITY_PRIVATE
                end
                def is_public?
                  !is_private?
                end
                def draw_relations
                  r = options[:draw_relations]
                  r.nil? || r == '1'
                end
                def draw_relations=(arg)
                  options[:draw_relations] = (arg == '0' ? '0' : nil)
                end
                def draw_progress_line
                  r = options[:draw_progress_line]
                  r == '1'
                end
                def draw_progress_line=(arg)
                  options[:draw_progress_line] = (arg == '1' ? '1' : nil)
                end
                def build_from_params(params)
                  super
                  self.draw_relations = params[:draw_relations] || (params[:query] && params[:query][:draw_relations])
                  self.draw_progress_line = params[:draw_progress_line] || (params[:query] && params[:query][:draw_progress_line])
                  self
                end
                def initialize_available_filters
                  principals = []
                  subprojects = []
                  versions = []
                  categories = []
                  issue_custom_fields = []
                  if project
                    principals += project.principals.visible
                    unless project.leaf?
                      subprojects = project.descendants.visible.to_a
                      principals += Principal.member_of(subprojects).visible
                    end
                    versions = project.shared_versions.to_a
                    categories = project.issue_categories.to_a
                    issue_custom_fields = project.all_issue_custom_fields
                  else
                    if all_projects.any?
                      principals += Principal.member_of(all_projects).visible
                    end
                    versions = Version.visible.where(:sharing => 'system').to_a
                    issue_custom_fields = IssueCustomField.where(:is_for_all => true)
                  end
                  principals.uniq!
                  principals.sort!
                  principals.reject! {|p| p.is_a?(GroupBuiltin)}
                  users = principals.select {|p| p.is_a?(User)}
                  add_available_filter "status_id",
                    :type => :list_status, :values => IssueStatus.sorted.collect{|s| [s.name, s.id.to_s] }
                  if project.nil?
                    project_values = []
                    if User.current.logged? && User.current.memberships.any?
                      project_values << ["<< #{l(:label_my_projects).downcase} >>", "mine"]
                    end
                    project_values += all_projects_values
                    add_available_filter("project_id",
                      :type => :list, :values => project_values
                    ) unless project_values.empty?
                  end
                  add_available_filter "tracker_id",
                    :type => :list, :values => trackers.collect{|s| [s.name, s.id.to_s] }
                  add_available_filter "priority_id",
                    :type => :list, :values => IssuePriority.all.collect{|s| [s.name, s.id.to_s] }
                  author_values = []
                  author_values << ["<< #{l(:label_me)} >>", "me"] if User.current.logged?
                  author_values += users.collect{|s| [s.name, s.id.to_s] }
                  add_available_filter("author_id",
                    :type => :list, :values => author_values
                  ) unless author_values.empty?
                  assigned_to_values = []
                  assigned_to_values << ["<< #{l(:label_me)} >>", "me"] if User.current.logged?
                  assigned_to_values += (Setting.issue_group_assignment? ?
                                            principals : users).collect{|s| [s.name, s.id.to_s] }
                  add_available_filter("assigned_to_id",
                    :type => :list_optional, :values => assigned_to_values
                  ) unless assigned_to_values.empty?
                  group_values = Group.givable.visible.collect {|g| [g.name, g.id.to_s] }
                  add_available_filter("member_of_group",
                    :type => :list_optional, :values => group_values
                  ) unless group_values.empty?
                  role_values = Role.givable.collect {|r| [r.name, r.id.to_s] }
                  add_available_filter("assigned_to_role",
                    :type => :list_optional, :values => role_values
                  ) unless role_values.empty?
                  if versions.any?
                    add_available_filter "fixed_version_id",
                      :type => :list_optional,
                      :values => versions.sort.collect{|s| ["#{s.project.name} - #{s.name}", s.id.to_s] }
                  end
                  if categories.any?
                    add_available_filter "category_id",
                      :type => :list_optional,
                      :values => categories.collect{|s| [s.name, s.id.to_s] }
                  end
                  add_available_filter "subject", :type => :text
                  add_available_filter "created_on", :type => :date_past
                  add_available_filter "updated_on", :type => :date_past
                  add_available_filter "closed_on", :type => :date_past
                  add_available_filter "start_date", :type => :date
                  add_available_filter "due_date", :type => :date
                  add_available_filter "estimated_hours", :type => :float
                  add_available_filter "done_ratio", :type => :integer
                  if User.current.allowed_to?(:set_issues_private, nil, :global => true) ||
                    User.current.allowed_to?(:set_own_issues_private, nil, :global => true)
                    add_available_filter "is_private",
                      :type => :list,
                      :values => [[l(:general_text_yes), "1"], [l(:general_text_no), "0"]]
                  end
                  if User.current.logged?
                    add_available_filter "watcher_id",
                      :type => :list, :values => [["<< #{l(:label_me)} >>", "me"]]
                  end
                  if subprojects.any?
                    add_available_filter "subproject_id",
                      :type => :list_subprojects,
                      :values => subprojects.collect{|s| [s.name, s.id.to_s] }
                  end
                  add_custom_fields_filters(issue_custom_fields)
                  add_associations_custom_fields_filters :project, :author, :assigned_to, :fixed_version
                  IssueRelation::TYPES.each do |relation_type, options|
                    add_available_filter relation_type, :type => :relation, :label => options[:name]
                  end
+                 add_available_filter "parent_id", :type => :tree, :label => :field_parent_issue
+                 add_available_filter "child_id", :type => :tree, :label => :label_subtask_plural
                  Tracker.disabled_core_fields(trackers).each {|field|
                    delete_available_filter field
                  }
                end
                def available_columns
                  return @available_columns if @available_columns
                  @available_columns = self.class.available_columns.dup
                  @available_columns += (project ?
                                          project.all_issue_custom_fields :
                                          IssueCustomField
                                         ).visible.collect {|cf| QueryCustomFieldColumn.new(cf) }
                  if User.current.allowed_to?(:view_time_entries, project, :global => true)
                    index = nil
                    @available_columns.each_with_index {|column, i| index = i if column.name == :estimated_hours}
                    index = (index ? index + 1 : -1)
                    # insert the column after estimated_hours or at the end
                    @available_columns.insert index, QueryColumn.new(:spent_hours,
                      :sortable => "COALESCE((SELECT SUM(hours) FROM #{TimeEntry.table_name} WHERE #{TimeEntry.table_name}.issue_id = #{Issue.table_name}.id), 0)",
                      :default_order => 'desc',
                      :caption => :label_spent_time
                    )
                  end
                  if User.current.allowed_to?(:set_issues_private, nil, :global => true) ||
                    User.current.allowed_to?(:set_own_issues_private, nil, :global => true)
                    @available_columns << QueryColumn.new(:is_private, :sortable => "#{Issue.table_name}.is_private")
                  end
                  disabled_fields = Tracker.disabled_core_fields(trackers).map {|field| field.sub(/_id$/, '')}
                  @available_columns.reject! {|column|
                    disabled_fields.include?(column.name.to_s)
                  }
                  @available_columns
                end
                def default_columns_names
                  @default_columns_names ||= begin
                    default_columns = Setting.issue_list_default_columns.map(&:to_sym)
                    project.present? ? default_columns : [:project] | default_columns
                  end
                end
                # Returns the issue count
                def issue_count
                  Issue.visible.joins(:status, :project).where(statement).count
                rescue ::ActiveRecord::StatementInvalid => e
                  raise StatementInvalid.new(e.message)
                end
                # Returns the issue count by group or nil if query is not grouped
                def issue_count_by_group
                  r = nil
                  if grouped?
                    begin
                      # Rails3 will raise an (unexpected) RecordNotFound if there's only a nil group value
                      r = Issue.visible.
                        joins(:status, :project).
                        where(statement).
                        joins(joins_for_order_statement(group_by_statement)).
                        group(group_by_statement).
                        count
                    rescue ActiveRecord::RecordNotFound
                      r = {nil => issue_count}
                    end
                    c = group_by_column
                    if c.is_a?(QueryCustomFieldColumn)
                      r = r.keys.inject({}) {|h, k| h[c.custom_field.cast_value(k)] = r[k]; h}
                    end
                  end
                  r
                rescue ::ActiveRecord::StatementInvalid => e
                  raise StatementInvalid.new(e.message)
                end
                # Returns the issues
                # Valid options are :order, :offset, :limit, :include, :conditions
                def issues(options={})
                  order_option = [group_by_sort_order, options[:order]].flatten.reject(&:blank?)
                  scope = Issue.visible.
                    joins(:status, :project).
                    where(statement).
                    includes(([:status, :project] + (options[:include] || [])).uniq).
                    where(options[:conditions]).
                    order(order_option).
                    joins(joins_for_order_statement(order_option.join(','))).
                    limit(options[:limit]).
                    offset(options[:offset])
                  scope = scope.preload(:custom_values)
                  if has_column?(:author)
                    scope = scope.preload(:author)
                  end
                  issues = scope.to_a
                  if has_column?(:spent_hours)
                    Issue.load_visible_spent_hours(issues)
                  end
                  if has_column?(:relations)
                    Issue.load_visible_relations(issues)
                  end
                  issues
                rescue ::ActiveRecord::StatementInvalid => e
                  raise StatementInvalid.new(e.message)
                end
                # Returns the issues ids
                def issue_ids(options={})
                  order_option = [group_by_sort_order, options[:order]].flatten.reject(&:blank?)
                  Issue.visible.
                    joins(:status, :project).
                    where(statement).
                    includes(([:status, :project] + (options[:include] || [])).uniq).
                    references(([:status, :project] + (options[:include] || [])).uniq).
                    where(options[:conditions]).
                    order(order_option).
                    joins(joins_for_order_statement(order_option.join(','))).
                    limit(options[:limit]).
                    offset(options[:offset]).
                    pluck(:id)
                rescue ::ActiveRecord::StatementInvalid => e
                  raise StatementInvalid.new(e.message)
                end
                # Returns the journals
                # Valid options are :order, :offset, :limit
                def journals(options={})
                  Journal.visible.
                    joins(:issue => [:project, :status]).
                    where(statement).
                    order(options[:order]).
                    limit(options[:limit]).
                    offset(options[:offset]).
                    preload(:details, :user, {:issue => [:project, :author, :tracker, :status]}).
                    to_a
                rescue ::ActiveRecord::StatementInvalid => e
                  raise StatementInvalid.new(e.message)
                end
                # Returns the versions
                # Valid options are :conditions
                def versions(options={})
                  Version.visible.
                    where(project_statement).
                    where(options[:conditions]).
                    includes(:project).
                    references(:project).
                    to_a
                rescue ::ActiveRecord::StatementInvalid => e
                  raise StatementInvalid.new(e.message)
                end
                def sql_for_watcher_id_field(field, operator, value)
                  db_table = Watcher.table_name
                  "#{Issue.table_name}.id #{ operator == '=' ? 'IN' : 'NOT IN' } (SELECT #{db_table}.watchable_id FROM #{db_table} WHERE #{db_table}.watchable_type='Issue' AND " +
                    sql_for_field(field, '=', value, db_table, 'user_id') + ')'
                end
                def sql_for_member_of_group_field(field, operator, value)
                  if operator == '*' # Any group
                    groups = Group.givable
                    operator = '=' # Override the operator since we want to find by assigned_to
                  elsif operator == "!*"
                    groups = Group.givable
                    operator = '!' # Override the operator since we want to find by assigned_to
                  else
                    groups = Group.where(:id => value).to_a
                  end
                  groups ||= []
                  members_of_groups = groups.inject([]) {|user_ids, group|
                    user_ids + group.user_ids + [group.id]
                  }.uniq.compact.sort.collect(&:to_s)
                  '(' + sql_for_field("assigned_to_id", operator, members_of_groups, Issue.table_name, "assigned_to_id", false) + ')'
                end
                def sql_for_assigned_to_role_field(field, operator, value)
                  case operator
                  when "*", "!*" # Member / Not member
                    sw = operator == "!*" ? 'NOT' : ''
                    nl = operator == "!*" ? "#{Issue.table_name}.assigned_to_id IS NULL OR" : ''
                    "(#{nl} #{Issue.table_name}.assigned_to_id #{sw} IN (SELECT DISTINCT #{Member.table_name}.user_id FROM #{Member.table_name}" +
                      " WHERE #{Member.table_name}.project_id = #{Issue.table_name}.project_id))"
                  when "=", "!"
                    role_cond = value.any? ?
                      "#{MemberRole.table_name}.role_id IN (" + value.collect{|val| "'#{self.class.connection.quote_string(val)}'"}.join(",") + ")" :
                      "1=0"
                    sw = operator == "!" ? 'NOT' : ''
                    nl = operator == "!" ? "#{Issue.table_name}.assigned_to_id IS NULL OR" : ''
                    "(#{nl} #{Issue.table_name}.assigned_to_id #{sw} IN (SELECT DISTINCT #{Member.table_name}.user_id FROM #{Member.table_name}, #{MemberRole.table_name}" +
                      " WHERE #{Member.table_name}.project_id = #{Issue.table_name}.project_id AND #{Member.table_name}.id = #{MemberRole.table_name}.member_id AND #{role_cond}))"
                  end
                end
                def sql_for_is_private_field(field, operator, value)
                  op = (operator == "=" ? 'IN' : 'NOT IN')
                  va = value.map {|v| v == '0' ? self.class.connection.quoted_false : self.class.connection.quoted_true}.uniq.join(',')
                  "#{Issue.table_name}.is_private #{op} (#{va})"
                end
+               def sql_for_parent_id_field(field, operator, value)
+                 case operator
+                 when "="
+                   "#{Issue.table_name}.parent_id = #{value.first.to_i}"
+                 when "~"
+                   root_id, lft, rgt = Issue.where(:id => value.first.to_i).pluck(:root_id, :lft, :rgt).first
+                   if root_id && lft && rgt
+                     "#{Issue.table_name}.root_id = #{root_id} AND #{Issue.table_name}.lft > #{lft} AND #{Issue.table_name}.rgt < #{rgt}"
+                   else
+                     "1=0"
+                   end
+                 when "!*"
+                   "#{Issue.table_name}.parent_id IS NULL"
+                 when "*"
+                   "#{Issue.table_name}.parent_id IS NOT NULL"
+                 end
+               end
+               def sql_for_child_id_field(field, operator, value)
+                 case operator
+                 when "="
+                   parent_id = Issue.where(:id => value.first.to_i).pluck(:parent_id).first
+                   if parent_id
+                     "#{Issue.table_name}.id = #{parent_id}"
+                   else
+                     "1=0"
+                   end
+                 when "~"
+                   root_id, lft, rgt = Issue.where(:id => value.first.to_i).pluck(:root_id, :lft, :rgt).first
+                   if root_id && lft && rgt
+                     "#{Issue.table_name}.root_id = #{root_id} AND #{Issue.table_name}.lft < #{lft} AND #{Issue.table_name}.rgt > #{rgt}"
+                   else
+                     "1=0"
+                   end
+                 when "!*"
+                   "#{Issue.table_name}.rgt - #{Issue.table_name}.lft = 1"
+                 when "*"
+                   "#{Issue.table_name}.rgt - #{Issue.table_name}.lft > 1"
+                 end
+               end
                def sql_for_relations(field, operator, value, options={})
                  relation_options = IssueRelation::TYPES[field]
                  return relation_options unless relation_options
                  relation_type = field
                  join_column, target_join_column = "issue_from_id", "issue_to_id"
                  if relation_options[:reverse] || options[:reverse]
                    relation_type = relation_options[:reverse] || relation_type
                    join_column, target_join_column = target_join_column, join_column
                  end
                  sql = case operator
                    when "*", "!*"
                      op = (operator == "*" ? 'IN' : 'NOT IN')
                      "#{Issue.table_name}.id #{op} (SELECT DISTINCT #{IssueRelation.table_name}.#{join_column} FROM #{IssueRelation.table_name} WHERE #{IssueRelation.table_name}.relation_type = '#{self.class.connection.quote_string(relation_type)}')"
                    when "=", "!"
                      op = (operator == "=" ? 'IN' : 'NOT IN')
                      "#{Issue.table_name}.id #{op} (SELECT DISTINCT #{IssueRelation.table_name}.#{join_column} FROM #{IssueRelation.table_name} WHERE #{IssueRelation.table_name}.relation_type = '#{self.class.connection.quote_string(relation_type)}' AND #{IssueRelation.table_name}.#{target_join_column} = #{value.first.to_i})"
                    when "=p", "=!p", "!p"
                      op = (operator == "!p" ? 'NOT IN' : 'IN')
                      comp = (operator == "=!p" ? '<>' : '=')
                      "#{Issue.table_name}.id #{op} (SELECT DISTINCT #{IssueRelation.table_name}.#{join_column} FROM #{IssueRelation.table_name}, #{Issue.table_name} relissues WHERE #{IssueRelation.table_name}.relation_type = '#{self.class.connection.quote_string(relation_type)}' AND #{IssueRelation.table_name}.#{target_join_column} = relissues.id AND relissues.project_id #{comp} #{value.first.to_i})"
                    end
                  if relation_options[:sym] == field && !options[:reverse]
                    sqls = [sql, sql_for_relations(field, operator, value, :reverse => true)]
                    sql = sqls.join(["!", "!*", "!p"].include?(operator) ? " AND " : " OR ")
                  end
                  "(#{sql})"
                end
                IssueRelation::TYPES.keys.each do |relation_type|
                  alias_method "sql_for_#{relation_type}_field".to_sym, :sql_for_relations
                end
              end

app/models/query.rb +2 -1

              # Redmine - project management software
              # Copyright (C) 2006-2015  Jean-Philippe Lang
              #
              # This program is free software; you can redistribute it and/or
              # modify it under the terms of the GNU General Public License
              # as published by the Free Software Foundation; either version 2
              # of the License, or (at your option) any later version.
              #
              # This program is distributed in the hope that it will be useful,
              # but WITHOUT ANY WARRANTY; without even the implied warranty of
              # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
              # GNU General Public License for more details.
              #
              # You should have received a copy of the GNU General Public License
              # along with this program; if not, write to the Free Software
              # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
              class QueryColumn
                attr_accessor :name, :sortable, :groupable, :default_order
                include Redmine::I18n
                def initialize(name, options={})
                  self.name = name
                  self.sortable = options[:sortable]
                  self.groupable = options[:groupable] || false
                  if groupable == true
                    self.groupable = name.to_s
                  end
                  self.default_order = options[:default_order]
                  @inline = options.key?(:inline) ? options[:inline] : true
                  @caption_key = options[:caption] || "field_#{name}".to_sym
                  @frozen = options[:frozen]
                end
                def caption
                  case @caption_key
                  when Symbol
                    l(@caption_key)
                  when Proc
                    @caption_key.call
                  else
                    @caption_key
                  end
                end
                # Returns true if the column is sortable, otherwise false
                def sortable?
                  !@sortable.nil?
                end
                def sortable
                  @sortable.is_a?(Proc) ? @sortable.call : @sortable
                end
                def inline?
                  @inline
                end
                def frozen?
                  @frozen
                end
                def value(object)
                  object.send name
                end
                def value_object(object)
                  object.send name
                end
                def css_classes
                  name
                end
              end
              class QueryCustomFieldColumn < QueryColumn
                def initialize(custom_field)
                  self.name = "cf_#{custom_field.id}".to_sym
                  self.sortable = custom_field.order_statement || false
                  self.groupable = custom_field.group_statement || false
                  @inline = true
                  @cf = custom_field
                end
                def caption
                  @cf.name
                end
                def custom_field
                  @cf
                end
                def value_object(object)
                  if custom_field.visible_by?(object.project, User.current)
                    cv = object.custom_values.select {|v| v.custom_field_id == @cf.id}
                    cv.size > 1 ? cv.sort {|a,b| a.value.to_s <=> b.value.to_s} : cv.first
                  else
                    nil
                  end
                end
                def value(object)
                  raw = value_object(object)
                  if raw.is_a?(Array)
                    raw.map {|r| @cf.cast_value(r.value)}
                  elsif raw
                    @cf.cast_value(raw.value)
                  else
                    nil
                  end
                end
                def css_classes
                  @css_classes ||= "#{name} #{@cf.field_format}"
                end
              end
              class QueryAssociationCustomFieldColumn < QueryCustomFieldColumn
                def initialize(association, custom_field)
                  super(custom_field)
                  self.name = "#{association}.cf_#{custom_field.id}".to_sym
                  # TODO: support sorting/grouping by association custom field
                  self.sortable = false
                  self.groupable = false
                  @association = association
                end
                def value_object(object)
                  if assoc = object.send(@association)
                    super(assoc)
                  end
                end
                def css_classes
                  @css_classes ||= "#{@association}_cf_#{@cf.id} #{@cf.field_format}"
                end
              end
              class Query < ActiveRecord::Base
                class StatementInvalid < ::ActiveRecord::StatementInvalid
                end
                VISIBILITY_PRIVATE = 0
                VISIBILITY_ROLES   = 1
                VISIBILITY_PUBLIC  = 2
                belongs_to :project
                belongs_to :user
                has_and_belongs_to_many :roles, :join_table => "#{table_name_prefix}queries_roles#{table_name_suffix}", :foreign_key => "query_id"
                serialize :filters
                serialize :column_names
                serialize :sort_criteria, Array
                serialize :options, Hash
                attr_protected :project_id, :user_id
                validates_presence_of :name
                validates_length_of :name, :maximum => 255
                validates :visibility, :inclusion => { :in => [VISIBILITY_PUBLIC, VISIBILITY_ROLES, VISIBILITY_PRIVATE] }
                validate :validate_query_filters
                validate do |query|
                  errors.add(:base, l(:label_role_plural) + ' ' + l('activerecord.errors.messages.blank')) if query.visibility == VISIBILITY_ROLES && roles.blank?
                end
                after_save do |query|
                  if query.visibility_changed? && query.visibility != VISIBILITY_ROLES
                    query.roles.clear
                  end
                end
                class_attribute :operators
                self.operators = {
                  "="   => :label_equals,
                  "!"   => :label_not_equals,
                  "o"   => :label_open_issues,
                  "c"   => :label_closed_issues,
                  "!*"  => :label_none,
                  "*"   => :label_any,
                  ">="  => :label_greater_or_equal,
                  "<="  => :label_less_or_equal,
                  "><"  => :label_between,
                  "<t+" => :label_in_less_than,
                  ">t+" => :label_in_more_than,
                  "><t+"=> :label_in_the_next_days,
                  "t+"  => :label_in,
                  "t"   => :label_today,
                  "ld"  => :label_yesterday,
                  "w"   => :label_this_week,
                  "lw"  => :label_last_week,
                  "l2w" => [:label_last_n_weeks, {:count => 2}],
                  "m"   => :label_this_month,
                  "lm"  => :label_last_month,
                  "y"   => :label_this_year,
                  ">t-" => :label_less_than_ago,
                  "<t-" => :label_more_than_ago,
                  "><t-"=> :label_in_the_past_days,
                  "t-"  => :label_ago,
                  "~"   => :label_contains,
                  "!~"  => :label_not_contains,
                  "=p"  => :label_any_issues_in_project,
                  "=!p" => :label_any_issues_not_in_project,
                  "!p"  => :label_no_issues_in_project
                }
                class_attribute :operators_by_filter_type
                self.operators_by_filter_type = {
                  :list => [ "=", "!" ],
                  :list_status => [ "o", "=", "!", "c", "*" ],
                  :list_optional => [ "=", "!", "!*", "*" ],
                  :list_subprojects => [ "*", "!*", "=" ],
                  :date => [ "=", ">=", "<=", "><", "<t+", ">t+", "><t+", "t+", "t", "ld", "w", "lw", "l2w", "m", "lm", "y", ">t-", "<t-", "><t-", "t-", "!*", "*" ],
                  :date_past => [ "=", ">=", "<=", "><", ">t-", "<t-", "><t-", "t-", "t", "ld", "w", "lw", "l2w", "m", "lm", "y", "!*", "*" ],
                  :string => [ "=", "~", "!", "!~", "!*", "*" ],
                  :text => [  "~", "!~", "!*", "*" ],
                  :integer => [ "=", ">=", "<=", "><", "!*", "*" ],
                  :float => [ "=", ">=", "<=", "><", "!*", "*" ],
-                 :relation => ["=", "=p", "=!p", "!p", "!*", "*"]
+                 :relation => ["=", "=p", "=!p", "!p", "!*", "*"],
+                 :tree => ["=", "~", "!*", "*"]
                }
                class_attribute :available_columns
                self.available_columns = []
                class_attribute :queried_class
                def queried_table_name
                  @queried_table_name ||= self.class.queried_class.table_name
                end
                def initialize(attributes=nil, *args)
                  super attributes
                  @is_for_all = project.nil?
                end
                # Builds the query from the given params
                def build_from_params(params)
                  if params[:fields] || params[:f]
                    self.filters = {}
                    add_filters(params[:fields] || params[:f], params[:operators] || params[:op], params[:values] || params[:v])
                  else
                    available_filters.keys.each do |field|
                      add_short_filter(field, params[field]) if params[field]
                    end
                  end
                  self.group_by = params[:group_by] || (params[:query] && params[:query][:group_by])
                  self.column_names = params[:c] || (params[:query] && params[:query][:column_names])
                  self
                end
                # Builds a new query from the given params and attributes
                def self.build_from_params(params, attributes={})
                  new(attributes).build_from_params(params)
                end
                def validate_query_filters
                  filters.each_key do |field|
                    if values_for(field)
                      case type_for(field)
                      when :integer
                        add_filter_error(field, :invalid) if values_for(field).detect {|v| v.present? && !v.match(/^[+-]?\d+$/) }
                      when :float
                        add_filter_error(field, :invalid) if values_for(field).detect {|v| v.present? && !v.match(/^[+-]?\d+(\.\d*)?$/) }
                      when :date, :date_past
                        case operator_for(field)
                        when "=", ">=", "<=", "><"
                          add_filter_error(field, :invalid) if values_for(field).detect {|v|
                            v.present? && (!v.match(/\A\d{4}-\d{2}-\d{2}(T\d{2}((:)?\d{2}){0,2}(Z|\d{2}:?\d{2})?)?\z/) || parse_date(v).nil?)
                          }
                        when ">t-", "<t-", "t-", ">t+", "<t+", "t+", "><t+", "><t-"
                          add_filter_error(field, :invalid) if values_for(field).detect {|v| v.present? && !v.match(/^\d+$/) }
                        end
                      end
                    end
                    add_filter_error(field, :blank) unless
                        # filter requires one or more values
                        (values_for(field) and !values_for(field).first.blank?) or
                        # filter doesn't require any value
                        ["o", "c", "!*", "*", "t", "ld", "w", "lw", "l2w", "m", "lm", "y"].include? operator_for(field)
                  end if filters
                end
                def add_filter_error(field, message)
                  m = label_for(field) + " " + l(message, :scope => 'activerecord.errors.messages')
                  errors.add(:base, m)
                end
                def editable_by?(user)
                  return false unless user
                  # Admin can edit them all and regular users can edit their private queries
                  return true if user.admin? || (is_private? && self.user_id == user.id)
                  # Members can not edit public queries that are for all project (only admin is allowed to)
                  is_public? && !@is_for_all && user.allowed_to?(:manage_public_queries, project)
                end
                def trackers
                  @trackers ||= project.nil? ? Tracker.sorted.to_a : project.rolled_up_trackers
                end
                # Returns a hash of localized labels for all filter operators
                def self.operators_labels
                  operators.inject({}) {|h, operator| h[operator.first] = l(*operator.last); h}
                end
                # Returns a representation of the available filters for JSON serialization
                def available_filters_as_json
                  json = {}
                  available_filters.each do |field, options|
                    json[field] = options.slice(:type, :name, :values).stringify_keys
                  end
                  json
                end
                def all_projects
                  @all_projects ||= Project.visible.to_a
                end
                def all_projects_values
                  return @all_projects_values if @all_projects_values
                  values = []
                  Project.project_tree(all_projects) do |p, level|
                    prefix = (level > 0 ? ('--' * level + ' ') : '')
                    values << ["#{prefix}#{p.name}", p.id.to_s]
                  end
                  @all_projects_values = values
                end
                # Adds available filters
                def initialize_available_filters
                  # implemented by sub-classes
                end
                protected :initialize_available_filters
                # Adds an available filter
                def add_available_filter(field, options)
                  @available_filters ||= ActiveSupport::OrderedHash.new
                  @available_filters[field] = options
                  @available_filters
                end
                # Removes an available filter
                def delete_available_filter(field)
                  if @available_filters
                    @available_filters.delete(field)
                  end
                end
                # Return a hash of available filters
                def available_filters
                  unless @available_filters
                    initialize_available_filters
                    @available_filters.each do |field, options|
                      options[:name] ||= l(options[:label] || "field_#{field}".gsub(/_id$/, ''))
                    end
                  end
                  @available_filters
                end
                def add_filter(field, operator, values=nil)
                  # values must be an array
                  return unless values.nil? || values.is_a?(Array)
                  # check if field is defined as an available filter
                  if available_filters.has_key? field
                    filter_options = available_filters[field]
                    filters[field] = {:operator => operator, :values => (values || [''])}
                  end
                end
                def add_short_filter(field, expression)
                  return unless expression && available_filters.has_key?(field)
                  field_type = available_filters[field][:type]
                  operators_by_filter_type[field_type].sort.reverse.detect do |operator|
                    next unless expression =~ /^#{Regexp.escape(operator)}(.*)$/
                    values = $1
                    add_filter field, operator, values.present? ? values.split('|') : ['']
                  end || add_filter(field, '=', expression.split('|'))
                end
                # Add multiple filters using +add_filter+
                def add_filters(fields, operators, values)
                  if fields.is_a?(Array) && operators.is_a?(Hash) && (values.nil? || values.is_a?(Hash))
                    fields.each do |field|
                      add_filter(field, operators[field], values && values[field])
                    end
                  end
                end
                def has_filter?(field)
                  filters and filters[field]
                end
                def type_for(field)
                  available_filters[field][:type] if available_filters.has_key?(field)
                end
                def operator_for(field)
                  has_filter?(field) ? filters[field][:operator] : nil
                end
                def values_for(field)
                  has_filter?(field) ? filters[field][:values] : nil
                end
                def value_for(field, index=0)
                  (values_for(field) || [])[index]
                end
                def label_for(field)
                  label = available_filters[field][:name] if available_filters.has_key?(field)
                  label ||= l("field_#{field.to_s.gsub(/_id$/, '')}", :default => field)
                end
                def self.add_available_column(column)
                  self.available_columns << (column) if column.is_a?(QueryColumn)
                end
                # Returns an array of columns that can be used to group the results
                def groupable_columns
                  available_columns.select {|c| c.groupable}
                end
                # Returns a Hash of columns and the key for sorting
                def sortable_columns
                  available_columns.inject({}) {|h, column|
                    h[column.name.to_s] = column.sortable
                    h
                  }
                end
                def columns
                  # preserve the column_names order
                  cols = (has_default_columns? ? default_columns_names : column_names).collect do |name|
                     available_columns.find { |col| col.name == name }
                  end.compact
                  available_columns.select(&:frozen?) | cols
                end
                def inline_columns
                  columns.select(&:inline?)
                end
                def block_columns
                  columns.reject(&:inline?)
                end
                def available_inline_columns
                  available_columns.select(&:inline?)
                end
                def available_block_columns
                  available_columns.reject(&:inline?)
                end
                def default_columns_names
                  []
                end
                def column_names=(names)
                  if names
                    names = names.select {|n| n.is_a?(Symbol) || !n.blank? }
                    names = names.collect {|n| n.is_a?(Symbol) ? n : n.to_sym }
                    # Set column_names to nil if default columns
                    if names == default_columns_names
                      names = nil
                    end
                  end
                  write_attribute(:column_names, names)
                end
                def has_column?(column)
                  column_names && column_names.include?(column.is_a?(QueryColumn) ? column.name : column)
                end
                def has_custom_field_column?
                  columns.any? {|column| column.is_a? QueryCustomFieldColumn}
                end
                def has_default_columns?
                  column_names.nil? || column_names.empty?
                end
                def sort_criteria=(arg)
                  c = []
                  if arg.is_a?(Hash)
                    arg = arg.keys.sort.collect {|k| arg[k]}
                  end
                  c = arg.select {|k,o| !k.to_s.blank?}.slice(0,3).collect {|k,o| [k.to_s, (o == 'desc' || o == false) ? 'desc' : 'asc']}
                  write_attribute(:sort_criteria, c)
                end
                def sort_criteria
                  read_attribute(:sort_criteria) || []
                end
                def sort_criteria_key(arg)
                  sort_criteria && sort_criteria[arg] && sort_criteria[arg].first
                end
                def sort_criteria_order(arg)
                  sort_criteria && sort_criteria[arg] && sort_criteria[arg].last
                end
                def sort_criteria_order_for(key)
                  sort_criteria.detect {|k, order| key.to_s == k}.try(:last)
                end
                # Returns the SQL sort order that should be prepended for grouping
                def group_by_sort_order
                  if grouped? && (column = group_by_column)
                    order = (sort_criteria_order_for(column.name) || column.default_order).try(:upcase)
                    column.sortable.is_a?(Array) ?
                      column.sortable.collect {|s| "#{s} #{order}"}.join(',') :
                      "#{column.sortable} #{order}"
                  end
                end
                # Returns true if the query is a grouped query
                def grouped?
                  !group_by_column.nil?
                end
                def group_by_column
                  groupable_columns.detect {|c| c.groupable && c.name.to_s == group_by}
                end
                def group_by_statement
                  group_by_column.try(:groupable)
                end
                def project_statement
                  project_clauses = []
                  if project && !project.descendants.active.empty?
                    ids = [project.id]
                    if has_filter?("subproject_id")
                      case operator_for("subproject_id")
                      when '='
                        # include the selected subprojects
                        ids += values_for("subproject_id").each(&:to_i)
                      when '!*'
                        # main project only
                      else
                        # all subprojects
                        ids += project.descendants.collect(&:id)
                      end
                    elsif Setting.display_subprojects_issues?
                      ids += project.descendants.collect(&:id)
                    end
                    project_clauses << "#{Project.table_name}.id IN (%s)" % ids.join(',')
                  elsif project
                    project_clauses << "#{Project.table_name}.id = %d" % project.id
                  end
                  project_clauses.any? ? project_clauses.join(' AND ') : nil
                end
                def statement
                  # filters clauses
                  filters_clauses = []
                  filters.each_key do |field|
                    next if field == "subproject_id"
                    v = values_for(field).clone
                    next unless v and !v.empty?
                    operator = operator_for(field)
                    # "me" value substitution
                    if %w(assigned_to_id author_id user_id watcher_id).include?(field)
                      if v.delete("me")
                        if User.current.logged?
                          v.push(User.current.id.to_s)
                          v += User.current.group_ids.map(&:to_s) if field == 'assigned_to_id'
                        else
                          v.push("0")
                        end
                      end
                    end
                    if field == 'project_id'
                      if v.delete('mine')
                        v += User.current.memberships.map(&:project_id).map(&:to_s)
                      end
                    end
                    if field =~ /cf_(\d+)$/
                      # custom field
                      filters_clauses << sql_for_custom_field(field, operator, v, $1)
                    elsif respond_to?("sql_for_#{field}_field")
                      # specific statement
                      filters_clauses << send("sql_for_#{field}_field", field, operator, v)
                    else
                      # regular field
                      filters_clauses << '(' + sql_for_field(field, operator, v, queried_table_name, field) + ')'
                    end
                  end if filters and valid?
                  if (c = group_by_column) && c.is_a?(QueryCustomFieldColumn)
                    # Excludes results for which the grouped custom field is not visible
                    filters_clauses << c.custom_field.visibility_by_project_condition
                  end
                  filters_clauses << project_statement
                  filters_clauses.reject!(&:blank?)
                  filters_clauses.any? ? filters_clauses.join(' AND ') : nil
                end
                private
                def sql_for_custom_field(field, operator, value, custom_field_id)
                  db_table = CustomValue.table_name
                  db_field = 'value'
                  filter = @available_filters[field]
                  return nil unless filter
                  if filter[:field].format.target_class && filter[:field].format.target_class <= User
                    if value.delete('me')
                      value.push User.current.id.to_s
                    end
                  end
                  not_in = nil
                  if operator == '!'
                    # Makes ! operator work for custom fields with multiple values
                    operator = '='
                    not_in = 'NOT'
                  end
                  customized_key = "id"
                  customized_class = queried_class
                  if field =~ /^(.+)\.cf_/
                    assoc = $1
                    customized_key = "#{assoc}_id"
                    customized_class = queried_class.reflect_on_association(assoc.to_sym).klass.base_class rescue nil
                    raise "Unknown #{queried_class.name} association #{assoc}" unless customized_class
                  end
                  where = sql_for_field(field, operator, value, db_table, db_field, true)
                  if operator =~ /[<>]/
                    where = "(#{where}) AND #{db_table}.#{db_field} <> ''"
                  end
                  "#{queried_table_name}.#{customized_key} #{not_in} IN (" +
                    "SELECT #{customized_class.table_name}.id FROM #{customized_class.table_name}" +
                    " LEFT OUTER JOIN #{db_table} ON #{db_table}.customized_type='#{customized_class}' AND #{db_table}.customized_id=#{customized_class.table_name}.id AND #{db_table}.custom_field_id=#{custom_field_id}" +
                    " WHERE (#{where}) AND (#{filter[:field].visibility_by_project_condition}))"
                end
                # Helper method to generate the WHERE sql for a +field+, +operator+ and a +value+
                def sql_for_field(field, operator, value, db_table, db_field, is_custom_filter=false)
                  sql = ''
                  case operator
                  when "="
                    if value.any?
                      case type_for(field)
                      when :date, :date_past
                        sql = date_clause(db_table, db_field, parse_date(value.first), parse_date(value.first), is_custom_filter)
                      when :integer
                        if is_custom_filter
                          sql = "(#{db_table}.#{db_field} <> '' AND CAST(CASE #{db_table}.#{db_field} WHEN '' THEN '0' ELSE #{db_table}.#{db_field} END AS decimal(30,3)) = #{value.first.to_i})"
                        else
                          sql = "#{db_table}.#{db_field} = #{value.first.to_i}"
                        end
                      when :float
                        if is_custom_filter
                          sql = "(#{db_table}.#{db_field} <> '' AND CAST(CASE #{db_table}.#{db_field} WHEN '' THEN '0' ELSE #{db_table}.#{db_field} END AS decimal(30,3)) BETWEEN #{value.first.to_f - 1e-5} AND #{value.first.to_f + 1e-5})"
                        else
                          sql = "#{db_table}.#{db_field} BETWEEN #{value.first.to_f - 1e-5} AND #{value.first.to_f + 1e-5}"
                        end
                      else
                        sql = "#{db_table}.#{db_field} IN (" + value.collect{|val| "'#{self.class.connection.quote_string(val)}'"}.join(",") + ")"
                      end
                    else
                      # IN an empty set
                      sql = "1=0"
                    end
                  when "!"
                    if value.any?
                      sql = "(#{db_table}.#{db_field} IS NULL OR #{db_table}.#{db_field} NOT IN (" + value.collect{|val| "'#{self.class.connection.quote_string(val)}'"}.join(",") + "))"
                    else
                      # NOT IN an empty set
                      sql = "1=1"
                    end
                  when "!*"
                    sql = "#{db_table}.#{db_field} IS NULL"
                    sql << " OR #{db_table}.#{db_field} = ''" if is_custom_filter
                  when "*"
                    sql = "#{db_table}.#{db_field} IS NOT NULL"
                    sql << " AND #{db_table}.#{db_field} <> ''" if is_custom_filter
                  when ">="
                    if [:date, :date_past].include?(type_for(field))
                      sql = date_clause(db_table, db_field, parse_date(value.first), nil, is_custom_filter)
                    else
                      if is_custom_filter
                        sql = "(#{db_table}.#{db_field} <> '' AND CAST(CASE #{db_table}.#{db_field} WHEN '' THEN '0' ELSE #{db_table}.#{db_field} END AS decimal(30,3)) >= #{value.first.to_f})"
                      else
                        sql = "#{db_table}.#{db_field} >= #{value.first.to_f}"
                      end
                    end
                  when "<="
                    if [:date, :date_past].include?(type_for(field))
                      sql = date_clause(db_table, db_field, nil, parse_date(value.first), is_custom_filter)
                    else
                      if is_custom_filter
                        sql = "(#{db_table}.#{db_field} <> '' AND CAST(CASE #{db_table}.#{db_field} WHEN '' THEN '0' ELSE #{db_table}.#{db_field} END AS decimal(30,3)) <= #{value.first.to_f})"
                      else
                        sql = "#{db_table}.#{db_field} <= #{value.first.to_f}"
                      end
                    end
                  when "><"
                    if [:date, :date_past].include?(type_for(field))
                      sql = date_clause(db_table, db_field, parse_date(value[0]), parse_date(value[1]), is_custom_filter)
                    else
                      if is_custom_filter
                        sql = "(#{db_table}.#{db_field} <> '' AND CAST(CASE #{db_table}.#{db_field} WHEN '' THEN '0' ELSE #{db_table}.#{db_field} END AS decimal(30,3)) BETWEEN #{value[0].to_f} AND #{value[1].to_f})"
                      else
                        sql = "#{db_table}.#{db_field} BETWEEN #{value[0].to_f} AND #{value[1].to_f}"
                      end
                    end
                  when "o"
                    sql = "#{queried_table_name}.status_id IN (SELECT id FROM #{IssueStatus.table_name} WHERE is_closed=#{self.class.connection.quoted_false})" if field == "status_id"
                  when "c"
                    sql = "#{queried_table_name}.status_id IN (SELECT id FROM #{IssueStatus.table_name} WHERE is_closed=#{self.class.connection.quoted_true})" if field == "status_id"
                  when "><t-"
                    # between today - n days and today
                    sql = relative_date_clause(db_table, db_field, - value.first.to_i, 0, is_custom_filter)
                  when ">t-"
                    # >= today - n days
                    sql = relative_date_clause(db_table, db_field, - value.first.to_i, nil, is_custom_filter)
                  when "<t-"
                    # <= today - n days
                    sql = relative_date_clause(db_table, db_field, nil, - value.first.to_i, is_custom_filter)
                  when "t-"
                    # = n days in past
                    sql = relative_date_clause(db_table, db_field, - value.first.to_i, - value.first.to_i, is_custom_filter)
                  when "><t+"
                    # between today and today + n days
                    sql = relative_date_clause(db_table, db_field, 0, value.first.to_i, is_custom_filter)
                  when ">t+"
                    # >= today + n days
                    sql = relative_date_clause(db_table, db_field, value.first.to_i, nil, is_custom_filter)
                  when "<t+"
                    # <= today + n days
                    sql = relative_date_clause(db_table, db_field, nil, value.first.to_i, is_custom_filter)
                  when "t+"
                    # = today + n days
                    sql = relative_date_clause(db_table, db_field, value.first.to_i, value.first.to_i, is_custom_filter)
                  when "t"
                    # = today
                    sql = relative_date_clause(db_table, db_field, 0, 0, is_custom_filter)
                  when "ld"
                    # = yesterday
                    sql = relative_date_clause(db_table, db_field, -1, -1, is_custom_filter)
                  when "w"
                    # = this week
                    first_day_of_week = l(:general_first_day_of_week).to_i
                    day_of_week = Date.today.cwday
                    days_ago = (day_of_week >= first_day_of_week ? day_of_week - first_day_of_week : day_of_week + 7 - first_day_of_week)
                    sql = relative_date_clause(db_table, db_field, - days_ago, - days_ago + 6, is_custom_filter)
                  when "lw"
                    # = last week
                    first_day_of_week = l(:general_first_day_of_week).to_i
                    day_of_week = Date.today.cwday
                    days_ago = (day_of_week >= first_day_of_week ? day_of_week - first_day_of_week : day_of_week + 7 - first_day_of_week)
                    sql = relative_date_clause(db_table, db_field, - days_ago - 7, - days_ago - 1, is_custom_filter)
                  when "l2w"
                    # = last 2 weeks
                    first_day_of_week = l(:general_first_day_of_week).to_i
                    day_of_week = Date.today.cwday
                    days_ago = (day_of_week >= first_day_of_week ? day_of_week - first_day_of_week : day_of_week + 7 - first_day_of_week)
                    sql = relative_date_clause(db_table, db_field, - days_ago - 14, - days_ago - 1, is_custom_filter)
                  when "m"
                    # = this month
                    date = Date.today
                    sql = date_clause(db_table, db_field, date.beginning_of_month, date.end_of_month, is_custom_filter)
                  when "lm"
                    # = last month
                    date = Date.today.prev_month
                    sql = date_clause(db_table, db_field, date.beginning_of_month, date.end_of_month, is_custom_filter)
                  when "y"
                    # = this year
                    date = Date.today
                    sql = date_clause(db_table, db_field, date.beginning_of_year, date.end_of_year, is_custom_filter)
                  when "~"
                    sql = "LOWER(#{db_table}.#{db_field}) LIKE '%#{self.class.connection.quote_string(value.first.to_s.downcase)}%'"
                  when "!~"
                    sql = "LOWER(#{db_table}.#{db_field}) NOT LIKE '%#{self.class.connection.quote_string(value.first.to_s.downcase)}%'"
                  else
                    raise "Unknown query operator #{operator}"
                  end
                  return sql
                end
                # Adds a filter for the given custom field
                def add_custom_field_filter(field, assoc=nil)
                  options = field.format.query_filter_options(field, self)
                  if field.format.target_class && field.format.target_class <= User
                    if options[:values].is_a?(Array) && User.current.logged?
                      options[:values].unshift ["<< #{l(:label_me)} >>", "me"]
                    end
                  end
                  filter_id = "cf_#{field.id}"
                  filter_name = field.name
                  if assoc.present?
                    filter_id = "#{assoc}.#{filter_id}"
                    filter_name = l("label_attribute_of_#{assoc}", :name => filter_name)
                  end
                  add_available_filter filter_id, options.merge({
                    :name => filter_name,
                    :field => field
                  })
                end
                # Adds filters for the given custom fields scope
                def add_custom_fields_filters(scope, assoc=nil)
                  scope.visible.where(:is_filter => true).sorted.each do |field|
                    add_custom_field_filter(field, assoc)
                  end
                end
                # Adds filters for the given associations custom fields
                def add_associations_custom_fields_filters(*associations)
                  fields_by_class = CustomField.visible.where(:is_filter => true).group_by(&:class)
                  associations.each do |assoc|
                    association_klass = queried_class.reflect_on_association(assoc).klass
                    fields_by_class.each do |field_class, fields|
                      if field_class.customized_class <= association_klass
                        fields.sort.each do |field|
                          add_custom_field_filter(field, assoc)
                        end
                      end
                    end
                  end
                end
                def quoted_time(time, is_custom_filter)
                  if is_custom_filter
                    # Custom field values are stored as strings in the DB
                    # using this format that does not depend on DB date representation
                    time.strftime("%Y-%m-%d %H:%M:%S")
                  else
                    self.class.connection.quoted_date(time)
                  end
                end
                # Returns a SQL clause for a date or datetime field.
                def date_clause(table, field, from, to, is_custom_filter)
                  s = []
                  if from
                    if from.is_a?(Date)
                      from = Time.local(from.year, from.month, from.day).yesterday.end_of_day
                    else
                      from = from - 1 # second
                    end
                    if self.class.default_timezone == :utc
                      from = from.utc
                    end
                    s << ("#{table}.#{field} > '%s'" % [quoted_time(from, is_custom_filter)])
                  end
                  if to
                    if to.is_a?(Date)
                      to = Time.local(to.year, to.month, to.day).end_of_day
                    end
                    if self.class.default_timezone == :utc
                      to = to.utc
                    end
                    s << ("#{table}.#{field} <= '%s'" % [quoted_time(to, is_custom_filter)])
                  end
                  s.join(' AND ')
                end
                # Returns a SQL clause for a date or datetime field using relative dates.
                def relative_date_clause(table, field, days_from, days_to, is_custom_filter)
                  date_clause(table, field, (days_from ? Date.today + days_from : nil), (days_to ? Date.today + days_to : nil), is_custom_filter)
                end
                # Returns a Date or Time from the given filter value
                def parse_date(arg)
                  if arg.to_s =~ /\A\d{4}-\d{2}-\d{2}T/
                    Time.parse(arg) rescue nil
                  else
                    Date.parse(arg) rescue nil
                  end
                end
                # Additional joins required for the given sort options
                def joins_for_order_statement(order_options)
                  joins = []
                  if order_options
                    if order_options.include?('authors')
                      joins << "LEFT OUTER JOIN #{User.table_name} authors ON authors.id = #{queried_table_name}.author_id"
                    end
                    order_options.scan(/cf_\d+/).uniq.each do |name|
                      column = available_columns.detect {|c| c.name.to_s == name}
                      join = column && column.custom_field.join_for_order_statement
                      if join
                        joins << join
                      end
                    end
                  end
                  joins.any? ? joins.join(' ') : nil
                end
              end

public/javascripts/application.js +1 0

              /* Redmine - project management software
                 Copyright (C) 2006-2015  Jean-Philippe Lang */
              function checkAll(id, checked) {
                $('#'+id).find('input[type=checkbox]:enabled').prop('checked', checked);
              }
              function toggleCheckboxesBySelector(selector) {
                var all_checked = true;
                $(selector).each(function(index) {
                  if (!$(this).is(':checked')) { all_checked = false; }
                });
                $(selector).prop('checked', !all_checked);
              }
              function showAndScrollTo(id, focus) {
                $('#'+id).show();
                if (focus !== null) {
                  $('#'+focus).focus();
                }
                $('html, body').animate({scrollTop: $('#'+id).offset().top}, 100);
              }
              function toggleRowGroup(el) {
                var tr = $(el).parents('tr').first();
                var n = tr.next();
                tr.toggleClass('open');
                while (n.length && !n.hasClass('group')) {
                  n.toggle();
                  n = n.next('tr');
                }
              }
              function collapseAllRowGroups(el) {
                var tbody = $(el).parents('tbody').first();
                tbody.children('tr').each(function(index) {
                  if ($(this).hasClass('group')) {
                    $(this).removeClass('open');
                  } else {
                    $(this).hide();
                  }
                });
              }
              function expandAllRowGroups(el) {
                var tbody = $(el).parents('tbody').first();
                tbody.children('tr').each(function(index) {
                  if ($(this).hasClass('group')) {
                    $(this).addClass('open');
                  } else {
                    $(this).show();
                  }
                });
              }
              function toggleAllRowGroups(el) {
                var tr = $(el).parents('tr').first();
                if (tr.hasClass('open')) {
                  collapseAllRowGroups(el);
                } else {
                  expandAllRowGroups(el);
                }
              }
              function toggleFieldset(el) {
                var fieldset = $(el).parents('fieldset').first();
                fieldset.toggleClass('collapsed');
                fieldset.children('div').toggle();
              }
              function hideFieldset(el) {
                var fieldset = $(el).parents('fieldset').first();
                fieldset.toggleClass('collapsed');
                fieldset.children('div').hide();
              }
              // columns selection
              function moveOptions(theSelFrom, theSelTo) {
                $(theSelFrom).find('option:selected').detach().prop("selected", false).appendTo($(theSelTo));
              }
              function moveOptionUp(theSel) {
                $(theSel).find('option:selected').each(function(){
                  $(this).prev(':not(:selected)').detach().insertAfter($(this));
                });
              }
              function moveOptionTop(theSel) {
                $(theSel).find('option:selected').detach().prependTo($(theSel));
              }
              function moveOptionDown(theSel) {
                $($(theSel).find('option:selected').get().reverse()).each(function(){
                  $(this).next(':not(:selected)').detach().insertBefore($(this));
                });
              }
              function moveOptionBottom(theSel) {
                $(theSel).find('option:selected').detach().appendTo($(theSel));
              }
              function initFilters() {
                $('#add_filter_select').change(function() {
                  addFilter($(this).val(), '', []);
                });
                $('#filters-table td.field input[type=checkbox]').each(function() {
                  toggleFilter($(this).val());
                });
                $('#filters-table').on('click', 'td.field input[type=checkbox]', function() {
                  toggleFilter($(this).val());
                });
                $('#filters-table').on('click', '.toggle-multiselect', function() {
                  toggleMultiSelect($(this).siblings('select'));
                });
                $('#filters-table').on('keypress', 'input[type=text]', function(e) {
                  if (e.keyCode == 13) $(this).closest('form').submit();
                });
              }
              function addFilter(field, operator, values) {
                var fieldId = field.replace('.', '_');
                var tr = $('#tr_'+fieldId);
                if (tr.length > 0) {
                  tr.show();
                } else {
                  buildFilterRow(field, operator, values);
                }
                $('#cb_'+fieldId).prop('checked', true);
                toggleFilter(field);
                $('#add_filter_select').val('').find('option').each(function() {
                  if ($(this).attr('value') == field) {
                    $(this).attr('disabled', true);
                  }
                });
              }
              function buildFilterRow(field, operator, values) {
                var fieldId = field.replace('.', '_');
                var filterTable = $("#filters-table");
                var filterOptions = availableFilters[field];
                if (!filterOptions) return;
                var operators = operatorByType[filterOptions['type']];
                var filterValues = filterOptions['values'];
                var i, select;
                var tr = $('<tr class="filter">').attr('id', 'tr_'+fieldId).html(
                  '<td class="field"><input checked="checked" id="cb_'+fieldId+'" name="f[]" value="'+field+'" type="checkbox"><label for="cb_'+fieldId+'"> '+filterOptions['name']+'</label></td>' +
                  '<td class="operator"><select id="operators_'+fieldId+'" name="op['+field+']"></td>' +
                  '<td class="values"></td>'
                );
                filterTable.append(tr);
                select = tr.find('td.operator select');
                for (i = 0; i < operators.length; i++) {
                  var option = $('<option>').val(operators[i]).text(operatorLabels[operators[i]]);
                  if (operators[i] == operator) { option.attr('selected', true); }
                  select.append(option);
                }
                select.change(function(){ toggleOperator(field); });
                switch (filterOptions['type']) {
                case "list":
                case "list_optional":
                case "list_status":
                case "list_subprojects":
                  tr.find('td.values').append(
                    '<span style="display:none;"><select class="value" id="values_'+fieldId+'_1" name="v['+field+'][]"></select>' +
                    ' <span class="toggle-multiselect">&nbsp;</span></span>'
                  );
                  select = tr.find('td.values select');
                  if (values.length > 1) { select.attr('multiple', true); }
                  for (i = 0; i < filterValues.length; i++) {
                    var filterValue = filterValues[i];
                    var option = $('<option>');
                    if ($.isArray(filterValue)) {
                      option.val(filterValue[1]).text(filterValue[0]);
                      if ($.inArray(filterValue[1], values) > -1) {option.attr('selected', true);}
                    } else {
                      option.val(filterValue).text(filterValue);
                      if ($.inArray(filterValue, values) > -1) {option.attr('selected', true);}
                    }
                    select.append(option);
                  }
                  break;
                case "date":
                case "date_past":
                  tr.find('td.values').append(
                    '<span style="display:none;"><input type="text" name="v['+field+'][]" id="values_'+fieldId+'_1" size="10" class="value date_value" /></span>' +
                    ' <span style="display:none;"><input type="text" name="v['+field+'][]" id="values_'+fieldId+'_2" size="10" class="value date_value" /></span>' +
                    ' <span style="display:none;"><input type="text" name="v['+field+'][]" id="values_'+fieldId+'" size="3" class="value" /> '+labelDayPlural+'</span>'
                  );
                  $('#values_'+fieldId+'_1').val(values[0]).datepicker(datepickerOptions);
                  $('#values_'+fieldId+'_2').val(values[1]).datepicker(datepickerOptions);
                  $('#values_'+fieldId).val(values[0]);
                  break;
                case "string":
                case "text":
                  tr.find('td.values').append(
                    '<span style="display:none;"><input type="text" name="v['+field+'][]" id="values_'+fieldId+'" size="30" class="value" /></span>'
                  );
                  $('#values_'+fieldId).val(values[0]);
                  break;
                case "relation":
                  tr.find('td.values').append(
                    '<span style="display:none;"><input type="text" name="v['+field+'][]" id="values_'+fieldId+'" size="6" class="value" /></span>' +
                    '<span style="display:none;"><select class="value" name="v['+field+'][]" id="values_'+fieldId+'_1"></select></span>'
                  );
                  $('#values_'+fieldId).val(values[0]);
                  select = tr.find('td.values select');
                  for (i = 0; i < allProjects.length; i++) {
                    var filterValue = allProjects[i];
                    var option = $('<option>');
                    option.val(filterValue[1]).text(filterValue[0]);
                    if (values[0] == filterValue[1]) { option.attr('selected', true); }
                    select.append(option);
                  }
                  break;
                case "integer":
                case "float":
+               case "tree":
                  tr.find('td.values').append(
                    '<span style="display:none;"><input type="text" name="v['+field+'][]" id="values_'+fieldId+'_1" size="6" class="value" /></span>' +
                    ' <span style="display:none;"><input type="text" name="v['+field+'][]" id="values_'+fieldId+'_2" size="6" class="value" /></span>'
                  );
                  $('#values_'+fieldId+'_1').val(values[0]);
                  $('#values_'+fieldId+'_2').val(values[1]);
                  break;
                }
              }
              function toggleFilter(field) {
                var fieldId = field.replace('.', '_');
                if ($('#cb_' + fieldId).is(':checked')) {
                  $("#operators_" + fieldId).show().removeAttr('disabled');
                  toggleOperator(field);
                } else {
                  $("#operators_" + fieldId).hide().attr('disabled', true);
                  enableValues(field, []);
                }
              }
              function enableValues(field, indexes) {
                var fieldId = field.replace('.', '_');
                $('#tr_'+fieldId+' td.values .value').each(function(index) {
                  if ($.inArray(index, indexes) >= 0) {
                    $(this).removeAttr('disabled');
                    $(this).parents('span').first().show();
                  } else {
                    $(this).val('');
                    $(this).attr('disabled', true);
                    $(this).parents('span').first().hide();
                  }
                  if ($(this).hasClass('group')) {
                    $(this).addClass('open');
                  } else {
                    $(this).show();
                  }
                });
              }
              function toggleOperator(field) {
                var fieldId = field.replace('.', '_');
                var operator = $("#operators_" + fieldId);
                switch (operator.val()) {
                  case "!*":
                  case "*":
                  case "t":
                  case "ld":
                  case "w":
                  case "lw":
                  case "l2w":
                  case "m":
                  case "lm":
                  case "y":
                  case "o":
                  case "c":
                    enableValues(field, []);
                    break;
                  case "><":
                    enableValues(field, [0,1]);
                    break;
                  case "<t+":
                  case ">t+":
                  case "><t+":
                  case "t+":
                  case ">t-":
                  case "<t-":
                  case "><t-":
                  case "t-":
                    enableValues(field, [2]);
                    break;
                  case "=p":
                  case "=!p":
                  case "!p":
                    enableValues(field, [1]);
                    break;
                  default:
                    enableValues(field, [0]);
                    break;
                }
              }
              function toggleMultiSelect(el) {
                if (el.attr('multiple')) {
                  el.removeAttr('multiple');
                  el.attr('size', 1);
                } else {
                  el.attr('multiple', true);
                  if (el.children().length > 10)
                    el.attr('size', 10);
                  else
                    el.attr('size', 4);
                }
              }
              function showTab(name, url) {
                $('div#content .tab-content').hide();
                $('div.tabs a').removeClass('selected');
                $('#tab-content-' + name).show();
                $('#tab-' + name).addClass('selected');
                //replaces current URL with the "href" attribute of the current link
                //(only triggered if supported by browser)
                if ("replaceState" in window.history) {
                  window.history.replaceState(null, document.title, url);
                }
                return false;
              }
              function moveTabRight(el) {
                var lis = $(el).parents('div.tabs').first().find('ul').children();
                var tabsWidth = 0;
                var i = 0;
                lis.each(function() {
                  if ($(this).is(':visible')) {
                    tabsWidth += $(this).width() + 6;
                  }
                });
                if (tabsWidth < $(el).parents('div.tabs').first().width() - 60) { return; }
                while (i<lis.length && !lis.eq(i).is(':visible')) { i++; }
                lis.eq(i).hide();
              }
              function moveTabLeft(el) {
                var lis = $(el).parents('div.tabs').first().find('ul').children();
                var i = 0;
                while (i < lis.length && !lis.eq(i).is(':visible')) { i++; }
                if (i > 0) {
                  lis.eq(i-1).show();
                }
              }
              function displayTabsButtons() {
                var lis;
                var tabsWidth = 0;
                var el;
                $('div.tabs').each(function() {
                  el = $(this);
                  lis = el.find('ul').children();
                  lis.each(function(){
                    if ($(this).is(':visible')) {
                      tabsWidth += $(this).width() + 6;
                    }
                  });
                  if ((tabsWidth < el.width() - 60) && (lis.first().is(':visible'))) {
                    el.find('div.tabs-buttons').hide();
                  } else {
                    el.find('div.tabs-buttons').show();
                  }
                });
              }
              function setPredecessorFieldsVisibility() {
                var relationType = $('#relation_relation_type');
                if (relationType.val() == "precedes" || relationType.val() == "follows") {
                  $('#predecessor_fields').show();
                } else {
                  $('#predecessor_fields').hide();
                }
              }
              function showModal(id, width, title) {
                var el = $('#'+id).first();
                if (el.length === 0 || el.is(':visible')) {return;}
                if (!title) title = el.find('h3.title').text();
                el.dialog({
                  width: width,
                  modal: true,
                  resizable: false,
                  dialogClass: 'modal',
                  title: title
                });
                el.find("input[type=text], input[type=submit]").first().focus();
              }
              function hideModal(el) {
                var modal;
                if (el) {
                  modal = $(el).parents('.ui-dialog-content');
                } else {
                  modal = $('#ajax-modal');
                }
                modal.dialog("close");
              }
              function submitPreview(url, form, target) {
                $.ajax({
                  url: url,
                  type: 'post',
                  data: $('#'+form).serialize(),
                  success: function(data){
                    $('#'+target).html(data);
                  }
                });
              }
              function collapseScmEntry(id) {
                $('.'+id).each(function() {
                  if ($(this).hasClass('open')) {
                    collapseScmEntry($(this).attr('id'));
                  }
                  $(this).hide();
                });
                $('#'+id).removeClass('open');
              }
              function expandScmEntry(id) {
                $('.'+id).each(function() {
                  $(this).show();
                  if ($(this).hasClass('loaded') && !$(this).hasClass('collapsed')) {
                    expandScmEntry($(this).attr('id'));
                  }
                });
                $('#'+id).addClass('open');
              }
              function scmEntryClick(id, url) {
                  var el = $('#'+id);
                  if (el.hasClass('open')) {
                      collapseScmEntry(id);
                      el.addClass('collapsed');
                      return false;
                  } else if (el.hasClass('loaded')) {
                      expandScmEntry(id);
                      el.removeClass('collapsed');
                      return false;
                  }
                  if (el.hasClass('loading')) {
                      return false;
                  }
                  el.addClass('loading');
                  $.ajax({
                    url: url,
                    success: function(data) {
                      el.after(data);
                      el.addClass('open').addClass('loaded').removeClass('loading');
                    }
                  });
                  return true;
              }
              function randomKey(size) {
                var chars = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz';
                var key = '';
                for (var i = 0; i < size; i++) {
                  key += chars.charAt(Math.floor(Math.random() * chars.length));
                }
                return key;
              }
              function updateIssueFrom(url) {
                $('#all_attributes input, #all_attributes textarea, #all_attributes select').each(function(){
                  $(this).data('valuebeforeupdate', $(this).val());
                });
                $.ajax({
                  url: url,
                  type: 'post',
                  data: $('#issue-form').serialize()
                });
              }
              function replaceIssueFormWith(html){
                var replacement = $(html);
                $('#all_attributes input, #all_attributes textarea, #all_attributes select').each(function(){
                  var object_id = $(this).attr('id');
                  if (object_id && $(this).data('valuebeforeupdate')!=$(this).val()) {
                    replacement.find('#'+object_id).val($(this).val());
                  }
                });
                $('#all_attributes').empty();
                $('#all_attributes').prepend(replacement);
              }
              function updateBulkEditFrom(url) {
                $.ajax({
                  url: url,
                  type: 'post',
                  data: $('#bulk_edit_form').serialize()
                });
              }
              function observeAutocompleteField(fieldId, url, options) {
                $(document).ready(function() {
                  $('#'+fieldId).autocomplete($.extend({
                    source: url,
                    minLength: 2,
                    search: function(){$('#'+fieldId).addClass('ajax-loading');},
                    response: function(){$('#'+fieldId).removeClass('ajax-loading');}
                  }, options));
                  $('#'+fieldId).addClass('autocomplete');
                });
              }
              function observeSearchfield(fieldId, targetId, url) {
                $('#'+fieldId).each(function() {
                  var $this = $(this);
                  $this.addClass('autocomplete');
                  $this.attr('data-value-was', $this.val());
                  var check = function() {
                    var val = $this.val();
                    if ($this.attr('data-value-was') != val){
                      $this.attr('data-value-was', val);
                      $.ajax({
                        url: url,
                        type: 'get',
                        data: {q: $this.val()},
                        success: function(data){ if(targetId) $('#'+targetId).html(data); },
                        beforeSend: function(){ $this.addClass('ajax-loading'); },
                        complete: function(){ $this.removeClass('ajax-loading'); }
                      });
                    }
                  };
                  var reset = function() {
                    if (timer) {
                      clearInterval(timer);
                      timer = setInterval(check, 300);
                    }
                  };
                  var timer = setInterval(check, 300);
                  $this.bind('keyup click mousemove', reset);
                });
              }
              function beforeShowDatePicker(input, inst) {
                var default_date = null;
                switch ($(input).attr("id")) {
                  case "issue_start_date" :
                    if ($("#issue_due_date").size() > 0) {
                      default_date = $("#issue_due_date").val();
                    }
                    break;
                  case "issue_due_date" :
                    if ($("#issue_start_date").size() > 0) {
                      default_date = $("#issue_start_date").val();
                    }
                    break;
                }
                $(input).datepicker("option", "defaultDate", default_date);
              }
              function initMyPageSortable(list, url) {
                $('#list-'+list).sortable({
                  connectWith: '.block-receiver',
                  tolerance: 'pointer',
                  update: function(){
                    $.ajax({
                      url: url,
                      type: 'post',
                      data: {'blocks': $.map($('#list-'+list).children(), function(el){return $(el).attr('id');})}
                    });
                  }
                });
                $("#list-top, #list-left, #list-right").disableSelection();
              }
              var warnLeavingUnsavedMessage;
              function warnLeavingUnsaved(message) {
                warnLeavingUnsavedMessage = message;
                $(document).on('submit', 'form', function(){
                  $('textarea').removeData('changed');
                });
                $(document).on('change', 'textarea', function(){
                  $(this).data('changed', 'changed');
                });
                window.onbeforeunload = function(){
                  var warn = false;
                  $('textarea').blur().each(function(){
                    if ($(this).data('changed')) {
                      warn = true;
                    }
                  });
                  if (warn) {return warnLeavingUnsavedMessage;}
                };
              }
              function setupAjaxIndicator() {
                $(document).bind('ajaxSend', function(event, xhr, settings) {
                  if ($('.ajax-loading').length === 0 && settings.contentType != 'application/octet-stream') {
                    $('#ajax-indicator').show();
                  }
                });
                $(document).bind('ajaxStop', function() {
                  $('#ajax-indicator').hide();
                });
              }
              function hideOnLoad() {
                $('.hol').hide();
              }
              function addFormObserversForDoubleSubmit() {
                $('form[method=post]').each(function() {
                  if (!$(this).hasClass('multiple-submit')) {
                    $(this).submit(function(form_submission) {
                      if ($(form_submission.target).attr('data-submitted')) {
                        form_submission.preventDefault();
                      } else {
                        $(form_submission.target).attr('data-submitted', true);
                      }
                    });
                  }
                });
              }
              function defaultFocus(){
                if ($('#content :focus').length == 0) {
                  $('#content input[type=text], #content textarea').first().focus();
                }
              }
              function blockEventPropagation(event) {
                event.stopPropagation();
                event.preventDefault();
              }
              function toggleDisabledOnChange() {
                var checked = $(this).is(':checked');
                $($(this).data('disables')).attr('disabled', checked);
                $($(this).data('enables')).attr('disabled', !checked);
              }
              function toggleDisabledInit() {
                $('input[data-disables], input[data-enables]').each(toggleDisabledOnChange);
              }
              $(document).ready(function(){
                $('#content').on('change', 'input[data-disables], input[data-enables]', toggleDisabledOnChange);
                toggleDisabledInit();
              });
              $(document).ready(setupAjaxIndicator);
              $(document).ready(hideOnLoad);
              $(document).ready(addFormObserversForDoubleSubmit);
              $(document).ready(defaultFocus);

test/unit/query_test.rb +40 0

              # Redmine - project management software
              # Copyright (C) 2006-2015  Jean-Philippe Lang
              #
              # This program is free software; you can redistribute it and/or
              # modify it under the terms of the GNU General Public License
              # as published by the Free Software Foundation; either version 2
              # of the License, or (at your option) any later version.
              #
              # This program is distributed in the hope that it will be useful,
              # but WITHOUT ANY WARRANTY; without even the implied warranty of
              # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
              # GNU General Public License for more details.
              #
              # You should have received a copy of the GNU General Public License
              # along with this program; if not, write to the Free Software
              # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
              require File.expand_path('../../test_helper', __FILE__)
              class QueryTest < ActiveSupport::TestCase
                include Redmine::I18n
                fixtures :projects, :enabled_modules, :users, :members,
                         :member_roles, :roles, :trackers, :issue_statuses,
                         :issue_categories, :enumerations, :issues,
                         :watchers, :custom_fields, :custom_values, :versions,
                         :queries,
                         :projects_trackers,
                         :custom_fields_trackers,
                         :workflows
                def setup
                  User.current = nil
                end
                def test_query_with_roles_visibility_should_validate_roles
                  set_language_if_valid 'en'
                  query = IssueQuery.new(:name => 'Query', :visibility => IssueQuery::VISIBILITY_ROLES)
                  assert !query.save
                  assert_include "Roles cannot be blank", query.errors.full_messages
                  query.role_ids = [1, 2]
                  assert query.save
                end
                def test_changing_roles_visibility_should_clear_roles
                  query = IssueQuery.create!(:name => 'Query', :visibility => IssueQuery::VISIBILITY_ROLES, :role_ids => [1, 2])
                  assert_equal 2, query.roles.count
                  query.visibility = IssueQuery::VISIBILITY_PUBLIC
                  query.save!
                  assert_equal 0, query.roles.count
                end
                def test_available_filters_should_be_ordered
                  set_language_if_valid 'en'
                  query = IssueQuery.new
                  assert_equal 0, query.available_filters.keys.index('status_id')
                  expected_order = [
                    "Status",
                    "Project",
                    "Tracker",
                    "Priority"
                  ]
                  assert_equal expected_order,
                               (query.available_filters.values.map{|v| v[:name]} & expected_order)
                end
                def test_available_filters_with_custom_fields_should_be_ordered
                  set_language_if_valid 'en'
                  UserCustomField.create!(
                            :name => 'order test', :field_format => 'string',
                            :is_for_all => true, :is_filter => true
                          )
                  query = IssueQuery.new
                  expected_order = [
                    "Searchable field",
                    "Database",
                    "Project's Development status",
                    "Author's order test",
                    "Assignee's order test"
                  ]
                  assert_equal expected_order,
                               (query.available_filters.values.map{|v| v[:name]} & expected_order)
                end
                def test_custom_fields_for_all_projects_should_be_available_in_global_queries
                  query = IssueQuery.new(:project => nil, :name => '_')
                  assert query.available_filters.has_key?('cf_1')
                  assert !query.available_filters.has_key?('cf_3')
                end
                def test_system_shared_versions_should_be_available_in_global_queries
                  Version.find(2).update_attribute :sharing, 'system'
                  query = IssueQuery.new(:project => nil, :name => '_')
                  assert query.available_filters.has_key?('fixed_version_id')
                  assert query.available_filters['fixed_version_id'][:values].detect {|v| v.last == '2'}
                end
                def test_project_filter_in_global_queries
                  query = IssueQuery.new(:project => nil, :name => '_')
                  project_filter = query.available_filters["project_id"]
                  assert_not_nil project_filter
                  project_ids = project_filter[:values].map{|p| p[1]}
                  assert project_ids.include?("1")  #public project
                  assert !project_ids.include?("2") #private project user cannot see
                end
                def test_available_filters_should_not_include_fields_disabled_on_all_trackers
                  Tracker.all.each do |tracker|
                    tracker.core_fields = Tracker::CORE_FIELDS - ['start_date']
                    tracker.save!
                  end
                  query = IssueQuery.new(:name => '_')
                  assert_include 'due_date', query.available_filters
                  assert_not_include 'start_date', query.available_filters
                end
                def find_issues_with_query(query)
                  Issue.joins(:status, :tracker, :project, :priority).where(
                       query.statement
                     ).to_a
                end
                def assert_find_issues_with_query_is_successful(query)
                  assert_nothing_raised do
                    find_issues_with_query(query)
                  end
                end
                def assert_query_statement_includes(query, condition)
                  assert_include condition, query.statement
                end
                def assert_query_result(expected, query)
                  assert_nothing_raised do
                    assert_equal expected.map(&:id).sort, query.issues.map(&:id).sort
                    assert_equal expected.size, query.issue_count
                  end
                end
                def test_query_should_allow_shared_versions_for_a_project_query
                  subproject_version = Version.find(4)
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter('fixed_version_id', '=', [subproject_version.id.to_s])
                  assert query.statement.include?("#{Issue.table_name}.fixed_version_id IN ('4')")
                end
                def test_query_with_multiple_custom_fields
                  query = IssueQuery.find(1)
                  assert query.valid?
                  assert query.statement.include?("#{CustomValue.table_name}.value IN ('MySQL')")
                  issues = find_issues_with_query(query)
                  assert_equal 1, issues.length
                  assert_equal Issue.find(3), issues.first
                end
                def test_operator_none
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter('fixed_version_id', '!*', [''])
                  query.add_filter('cf_1', '!*', [''])
                  assert query.statement.include?("#{Issue.table_name}.fixed_version_id IS NULL")
                  assert query.statement.include?("#{CustomValue.table_name}.value IS NULL OR #{CustomValue.table_name}.value = ''")
                  find_issues_with_query(query)
                end
                def test_operator_none_for_integer
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter('estimated_hours', '!*', [''])
                  issues = find_issues_with_query(query)
                  assert !issues.empty?
                  assert issues.all? {|i| !i.estimated_hours}
                end
                def test_operator_none_for_date
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter('start_date', '!*', [''])
                  issues = find_issues_with_query(query)
                  assert !issues.empty?
                  assert issues.all? {|i| i.start_date.nil?}
                end
                def test_operator_none_for_string_custom_field
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter('cf_2', '!*', [''])
                  assert query.has_filter?('cf_2')
                  issues = find_issues_with_query(query)
                  assert !issues.empty?
                  assert issues.all? {|i| i.custom_field_value(2).blank?}
                end
                def test_operator_all
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter('fixed_version_id', '*', [''])
                  query.add_filter('cf_1', '*', [''])
                  assert query.statement.include?("#{Issue.table_name}.fixed_version_id IS NOT NULL")
                  assert query.statement.include?("#{CustomValue.table_name}.value IS NOT NULL AND #{CustomValue.table_name}.value <> ''")
                  find_issues_with_query(query)
                end
                def test_operator_all_for_date
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter('start_date', '*', [''])
                  issues = find_issues_with_query(query)
                  assert !issues.empty?
                  assert issues.all? {|i| i.start_date.present?}
                end
                def test_operator_all_for_string_custom_field
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter('cf_2', '*', [''])
                  assert query.has_filter?('cf_2')
                  issues = find_issues_with_query(query)
                  assert !issues.empty?
                  assert issues.all? {|i| i.custom_field_value(2).present?}
                end
                def test_numeric_filter_should_not_accept_non_numeric_values
                  query = IssueQuery.new(:name => '_')
                  query.add_filter('estimated_hours', '=', ['a'])
                  assert query.has_filter?('estimated_hours')
                  assert !query.valid?
                end
                def test_operator_is_on_float
                  Issue.where(:id => 2).update_all("estimated_hours = 171.2")
                  query = IssueQuery.new(:name => '_')
                  query.add_filter('estimated_hours', '=', ['171.20'])
                  issues = find_issues_with_query(query)
                  assert_equal 1, issues.size
                  assert_equal 2, issues.first.id
                end
                def test_operator_is_on_integer_custom_field
                  f = IssueCustomField.create!(:name => 'filter', :field_format => 'int', :is_for_all => true, :is_filter => true, :trackers => Tracker.all)
                  CustomValue.create!(:custom_field => f, :customized => Issue.find(1), :value => '7')
                  CustomValue.create!(:custom_field => f, :customized => Issue.find(2), :value => '12')
                  CustomValue.create!(:custom_field => f, :customized => Issue.find(3), :value => '')
                  query = IssueQuery.new(:name => '_')
                  query.add_filter("cf_#{f.id}", '=', ['12'])
                  issues = find_issues_with_query(query)
                  assert_equal 1, issues.size
                  assert_equal 2, issues.first.id
                end
                def test_operator_is_on_integer_custom_field_should_accept_negative_value
                  f = IssueCustomField.create!(:name => 'filter', :field_format => 'int', :is_for_all => true, :is_filter => true, :trackers => Tracker.all)
                  CustomValue.create!(:custom_field => f, :customized => Issue.find(1), :value => '7')
                  CustomValue.create!(:custom_field => f, :customized => Issue.find(2), :value => '-12')
                  CustomValue.create!(:custom_field => f, :customized => Issue.find(3), :value => '')
                  query = IssueQuery.new(:name => '_')
                  query.add_filter("cf_#{f.id}", '=', ['-12'])
                  assert query.valid?
                  issues = find_issues_with_query(query)
                  assert_equal 1, issues.size
                  assert_equal 2, issues.first.id
                end
                def test_operator_is_on_float_custom_field
                  f = IssueCustomField.create!(:name => 'filter', :field_format => 'float', :is_filter => true, :is_for_all => true, :trackers => Tracker.all)
                  CustomValue.create!(:custom_field => f, :customized => Issue.find(1), :value => '7.3')
                  CustomValue.create!(:custom_field => f, :customized => Issue.find(2), :value => '12.7')
                  CustomValue.create!(:custom_field => f, :customized => Issue.find(3), :value => '')
                  query = IssueQuery.new(:name => '_')
                  query.add_filter("cf_#{f.id}", '=', ['12.7'])
                  issues = find_issues_with_query(query)
                  assert_equal 1, issues.size
                  assert_equal 2, issues.first.id
                end
                def test_operator_is_on_float_custom_field_should_accept_negative_value
                  f = IssueCustomField.create!(:name => 'filter', :field_format => 'float', :is_filter => true, :is_for_all => true, :trackers => Tracker.all)
                  CustomValue.create!(:custom_field => f, :customized => Issue.find(1), :value => '7.3')
                  CustomValue.create!(:custom_field => f, :customized => Issue.find(2), :value => '-12.7')
                  CustomValue.create!(:custom_field => f, :customized => Issue.find(3), :value => '')
                  query = IssueQuery.new(:name => '_')
                  query.add_filter("cf_#{f.id}", '=', ['-12.7'])
                  assert query.valid?
                  issues = find_issues_with_query(query)
                  assert_equal 1, issues.size
                  assert_equal 2, issues.first.id
                end
                def test_operator_is_on_multi_list_custom_field
                  f = IssueCustomField.create!(:name => 'filter', :field_format => 'list', :is_filter => true, :is_for_all => true,
                    :possible_values => ['value1', 'value2', 'value3'], :multiple => true, :trackers => Tracker.all)
                  CustomValue.create!(:custom_field => f, :customized => Issue.find(1), :value => 'value1')
                  CustomValue.create!(:custom_field => f, :customized => Issue.find(1), :value => 'value2')
                  CustomValue.create!(:custom_field => f, :customized => Issue.find(3), :value => 'value1')
                  query = IssueQuery.new(:name => '_')
                  query.add_filter("cf_#{f.id}", '=', ['value1'])
                  issues = find_issues_with_query(query)
                  assert_equal [1, 3], issues.map(&:id).sort
                  query = IssueQuery.new(:name => '_')
                  query.add_filter("cf_#{f.id}", '=', ['value2'])
                  issues = find_issues_with_query(query)
                  assert_equal [1], issues.map(&:id).sort
                end
                def test_operator_is_not_on_multi_list_custom_field
                  f = IssueCustomField.create!(:name => 'filter', :field_format => 'list', :is_filter => true, :is_for_all => true,
                    :possible_values => ['value1', 'value2', 'value3'], :multiple => true, :trackers => Tracker.all)
                  CustomValue.create!(:custom_field => f, :customized => Issue.find(1), :value => 'value1')
                  CustomValue.create!(:custom_field => f, :customized => Issue.find(1), :value => 'value2')
                  CustomValue.create!(:custom_field => f, :customized => Issue.find(3), :value => 'value1')
                  query = IssueQuery.new(:name => '_')
                  query.add_filter("cf_#{f.id}", '!', ['value1'])
                  issues = find_issues_with_query(query)
                  assert !issues.map(&:id).include?(1)
                  assert !issues.map(&:id).include?(3)
                  query = IssueQuery.new(:name => '_')
                  query.add_filter("cf_#{f.id}", '!', ['value2'])
                  issues = find_issues_with_query(query)
                  assert !issues.map(&:id).include?(1)
                  assert issues.map(&:id).include?(3)
                end
                def test_operator_is_on_is_private_field
                  # is_private filter only available for those who can set issues private
                  User.current = User.find(2)
                  query = IssueQuery.new(:name => '_')
                  assert query.available_filters.key?('is_private')
                  query.add_filter("is_private", '=', ['1'])
                  issues = find_issues_with_query(query)
                  assert issues.any?
                  assert_nil issues.detect {|issue| !issue.is_private?}
                ensure
                  User.current = nil
                end
                def test_operator_is_not_on_is_private_field
                  # is_private filter only available for those who can set issues private
                  User.current = User.find(2)
                  query = IssueQuery.new(:name => '_')
                  assert query.available_filters.key?('is_private')
                  query.add_filter("is_private", '!', ['1'])
                  issues = find_issues_with_query(query)
                  assert issues.any?
                  assert_nil issues.detect {|issue| issue.is_private?}
                ensure
                  User.current = nil
                end
                def test_operator_greater_than
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter('done_ratio', '>=', ['40'])
                  assert query.statement.include?("#{Issue.table_name}.done_ratio >= 40.0")
                  find_issues_with_query(query)
                end
                def test_operator_greater_than_a_float
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter('estimated_hours', '>=', ['40.5'])
                  assert query.statement.include?("#{Issue.table_name}.estimated_hours >= 40.5")
                  find_issues_with_query(query)
                end
                def test_operator_greater_than_on_int_custom_field
                  f = IssueCustomField.create!(:name => 'filter', :field_format => 'int', :is_filter => true, :is_for_all => true, :trackers => Tracker.all)
                  CustomValue.create!(:custom_field => f, :customized => Issue.find(1), :value => '7')
                  CustomValue.create!(:custom_field => f, :customized => Issue.find(2), :value => '12')
                  CustomValue.create!(:custom_field => f, :customized => Issue.find(3), :value => '')
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter("cf_#{f.id}", '>=', ['8'])
                  issues = find_issues_with_query(query)
                  assert_equal 1, issues.size
                  assert_equal 2, issues.first.id
                end
                def test_operator_lesser_than
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter('done_ratio', '<=', ['30'])
                  assert query.statement.include?("#{Issue.table_name}.done_ratio <= 30.0")
                  find_issues_with_query(query)
                end
                def test_operator_lesser_than_on_custom_field
                  f = IssueCustomField.create!(:name => 'filter', :field_format => 'int', :is_filter => true, :is_for_all => true)
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter("cf_#{f.id}", '<=', ['30'])
                  assert_match /CAST.+ <= 30\.0/, query.statement
                  find_issues_with_query(query)
                end
                def test_operator_lesser_than_on_date_custom_field
                  f = IssueCustomField.create!(:name => 'filter', :field_format => 'date', :is_filter => true, :is_for_all => true, :trackers => Tracker.all)
                  CustomValue.create!(:custom_field => f, :customized => Issue.find(1), :value => '2013-04-11')
                  CustomValue.create!(:custom_field => f, :customized => Issue.find(2), :value => '2013-05-14')
                  CustomValue.create!(:custom_field => f, :customized => Issue.find(3), :value => '')
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter("cf_#{f.id}", '<=', ['2013-05-01'])
                  issue_ids = find_issues_with_query(query).map(&:id)
                  assert_include 1, issue_ids
                  assert_not_include 2, issue_ids
                  assert_not_include 3, issue_ids
                end
                def test_operator_between
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter('done_ratio', '><', ['30', '40'])
                  assert_include "#{Issue.table_name}.done_ratio BETWEEN 30.0 AND 40.0", query.statement
                  find_issues_with_query(query)
                end
                def test_operator_between_on_custom_field
                  f = IssueCustomField.create!(:name => 'filter', :field_format => 'int', :is_filter => true, :is_for_all => true)
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter("cf_#{f.id}", '><', ['30', '40'])
                  assert_match /CAST.+ BETWEEN 30.0 AND 40.0/, query.statement
                  find_issues_with_query(query)
                end
                def test_date_filter_should_not_accept_non_date_values
                  query = IssueQuery.new(:name => '_')
                  query.add_filter('created_on', '=', ['a'])
                  assert query.has_filter?('created_on')
                  assert !query.valid?
                end
                def test_date_filter_should_not_accept_invalid_date_values
                  query = IssueQuery.new(:name => '_')
                  query.add_filter('created_on', '=', ['2011-01-34'])
                  assert query.has_filter?('created_on')
                  assert !query.valid?
                end
                def test_relative_date_filter_should_not_accept_non_integer_values
                  query = IssueQuery.new(:name => '_')
                  query.add_filter('created_on', '>t-', ['a'])
                  assert query.has_filter?('created_on')
                  assert !query.valid?
                end
                def test_operator_date_equals
                  query = IssueQuery.new(:name => '_')
                  query.add_filter('due_date', '=', ['2011-07-10'])
                  assert_match /issues\.due_date > '#{quoted_date "2011-07-09"} 23:59:59(\.\d+)?' AND issues\.due_date <= '#{quoted_date "2011-07-10"} 23:59:59(\.\d+)?/,
                    query.statement
                  find_issues_with_query(query)
                end
                def test_operator_date_lesser_than
                  query = IssueQuery.new(:name => '_')
                  query.add_filter('due_date', '<=', ['2011-07-10'])
                  assert_match /issues\.due_date <= '#{quoted_date "2011-07-10"} 23:59:59(\.\d+)?/, query.statement
                  find_issues_with_query(query)
                end
                def test_operator_date_lesser_than_with_timestamp
                  query = IssueQuery.new(:name => '_')
                  query.add_filter('updated_on', '<=', ['2011-07-10T19:13:52'])
                  assert_match /issues\.updated_on <= '#{quoted_date "2011-07-10"} 19:13:52/, query.statement
                  find_issues_with_query(query)
                end
                def test_operator_date_greater_than
                  query = IssueQuery.new(:name => '_')
                  query.add_filter('due_date', '>=', ['2011-07-10'])
                  assert_match /issues\.due_date > '#{quoted_date "2011-07-09"} 23:59:59(\.\d+)?'/, query.statement
                  find_issues_with_query(query)
                end
                def test_operator_date_greater_than_with_timestamp
                  query = IssueQuery.new(:name => '_')
                  query.add_filter('updated_on', '>=', ['2011-07-10T19:13:52'])
                  assert_match /issues\.updated_on > '#{quoted_date "2011-07-10"} 19:13:51(\.0+)?'/, query.statement
                  find_issues_with_query(query)
                end
                def test_operator_date_between
                  query = IssueQuery.new(:name => '_')
                  query.add_filter('due_date', '><', ['2011-06-23', '2011-07-10'])
                  assert_match /issues\.due_date > '#{quoted_date "2011-06-22"} 23:59:59(\.\d+)?' AND issues\.due_date <= '#{quoted_date "2011-07-10"} 23:59:59(\.\d+)?'/,
                    query.statement
                  find_issues_with_query(query)
                end
                def test_operator_in_more_than
                  Issue.find(7).update_attribute(:due_date, (Date.today + 15))
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter('due_date', '>t+', ['15'])
                  issues = find_issues_with_query(query)
                  assert !issues.empty?
                  issues.each {|issue| assert(issue.due_date >= (Date.today + 15))}
                end
                def test_operator_in_less_than
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter('due_date', '<t+', ['15'])
                  issues = find_issues_with_query(query)
                  assert !issues.empty?
                  issues.each {|issue| assert(issue.due_date <= (Date.today + 15))}
                end
                def test_operator_in_the_next_days
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter('due_date', '><t+', ['15'])
                  issues = find_issues_with_query(query)
                  assert !issues.empty?
                  issues.each {|issue| assert(issue.due_date >= Date.today && issue.due_date <= (Date.today + 15))}
                end
                def test_operator_less_than_ago
                  Issue.find(7).update_attribute(:due_date, (Date.today - 3))
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter('due_date', '>t-', ['3'])
                  issues = find_issues_with_query(query)
                  assert !issues.empty?
                  issues.each {|issue| assert(issue.due_date >= (Date.today - 3))}
                end
                def test_operator_in_the_past_days
                  Issue.find(7).update_attribute(:due_date, (Date.today - 3))
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter('due_date', '><t-', ['3'])
                  issues = find_issues_with_query(query)
                  assert !issues.empty?
                  issues.each {|issue| assert(issue.due_date >= (Date.today - 3) && issue.due_date <= Date.today)}
                end
                def test_operator_more_than_ago
                  Issue.find(7).update_attribute(:due_date, (Date.today - 10))
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter('due_date', '<t-', ['10'])
                  assert query.statement.include?("#{Issue.table_name}.due_date <=")
                  issues = find_issues_with_query(query)
                  assert !issues.empty?
                  issues.each {|issue| assert(issue.due_date <= (Date.today - 10))}
                end
                def test_operator_in
                  Issue.find(7).update_attribute(:due_date, (Date.today + 2))
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter('due_date', 't+', ['2'])
                  issues = find_issues_with_query(query)
                  assert !issues.empty?
                  issues.each {|issue| assert_equal((Date.today + 2), issue.due_date)}
                end
                def test_operator_ago
                  Issue.find(7).update_attribute(:due_date, (Date.today - 3))
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter('due_date', 't-', ['3'])
                  issues = find_issues_with_query(query)
                  assert !issues.empty?
                  issues.each {|issue| assert_equal((Date.today - 3), issue.due_date)}
                end
                def test_operator_today
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter('due_date', 't', [''])
                  issues = find_issues_with_query(query)
                  assert !issues.empty?
                  issues.each {|issue| assert_equal Date.today, issue.due_date}
                end
                def test_operator_date_periods
                  %w(t ld w lw l2w m lm y).each do |operator|
                    query = IssueQuery.new(:name => '_')
                    query.add_filter('due_date', operator, [''])
                    assert query.valid?
                    assert query.issues
                  end
                end
                def test_operator_datetime_periods
                  %w(t ld w lw l2w m lm y).each do |operator|
                    query = IssueQuery.new(:name => '_')
                    query.add_filter('created_on', operator, [''])
                    assert query.valid?
                    assert query.issues
                  end
                end
                def test_operator_contains
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter('subject', '~', ['uNable'])
                  assert query.statement.include?("LOWER(#{Issue.table_name}.subject) LIKE '%unable%'")
                  result = find_issues_with_query(query)
                  assert result.empty?
                  result.each {|issue| assert issue.subject.downcase.include?('unable') }
                end
                def test_range_for_this_week_with_week_starting_on_monday
                  I18n.locale = :fr
                  assert_equal '1', I18n.t(:general_first_day_of_week)
                  Date.stubs(:today).returns(Date.parse('2011-04-29'))
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter('due_date', 'w', [''])
                  assert_match /issues\.due_date > '#{quoted_date "2011-04-24"} 23:59:59(\.\d+)?' AND issues\.due_date <= '#{quoted_date "2011-05-01"} 23:59:59(\.\d+)?/,
                    query.statement
                  I18n.locale = :en
                end
                def test_range_for_this_week_with_week_starting_on_sunday
                  I18n.locale = :en
                  assert_equal '7', I18n.t(:general_first_day_of_week)
                  Date.stubs(:today).returns(Date.parse('2011-04-29'))
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter('due_date', 'w', [''])
                  assert_match /issues\.due_date > '#{quoted_date "2011-04-23"} 23:59:59(\.\d+)?' AND issues\.due_date <= '#{quoted_date "2011-04-30"} 23:59:59(\.\d+)?/,
                    query.statement
                end
                def test_operator_does_not_contains
                  query = IssueQuery.new(:project => Project.find(1), :name => '_')
                  query.add_filter('subject', '!~', ['uNable'])
                  assert query.statement.include?("LOWER(#{Issue.table_name}.subject) NOT LIKE '%unable%'")
                  find_issues_with_query(query)
                end
                def test_filter_assigned_to_me
                  user = User.find(2)
                  group = Group.find(10)
                  User.current = user
                  i1 = Issue.generate!(:project_id => 1, :tracker_id => 1, :assigned_to => user)
                  i2 = Issue.generate!(:project_id => 1, :tracker_id => 1, :assigned_to => group)
                  i3 = Issue.generate!(:project_id => 1, :tracker_id => 1, :assigned_to => Group.find(11))
                  group.users << user
                  query = IssueQuery.new(:name => '_', :filters => { 'assigned_to_id' => {:operator => '=', :values => ['me']}})
                  result = query.issues
                  assert_equal Issue.visible.where(:assigned_to_id => ([2] + user.reload.group_ids)).sort_by(&:id), result.sort_by(&:id)
                  assert result.include?(i1)
                  assert result.include?(i2)
                  assert !result.include?(i3)
                end
                def test_user_custom_field_filtered_on_me
                  User.current = User.find(2)
                  cf = IssueCustomField.create!(:field_format => 'user', :is_for_all => true, :is_filter => true, :name => 'User custom field', :tracker_ids => [1])
                  issue1 = Issue.create!(:project_id => 1, :tracker_id => 1, :custom_field_values => {cf.id.to_s => '2'}, :subject => 'Test', :author_id => 1)
                  issue2 = Issue.generate!(:project_id => 1, :tracker_id => 1, :custom_field_values => {cf.id.to_s => '3'})
                  query = IssueQuery.new(:name => '_', :project => Project.find(1))
                  filter = query.available_filters["cf_#{cf.id}"]
                  assert_not_nil filter
                  assert_include 'me', filter[:values].map{|v| v[1]}
                  query.filters = { "cf_#{cf.id}" => {:operator => '=', :values => ['me']}}
                  result = query.issues
                  assert_equal 1, result.size
                  assert_equal issue1, result.first
                end
                def test_filter_on_me_by_anonymous_user
                  User.current = nil
                  query = IssueQuery.new(:name => '_', :filters => { 'assigned_to_id' => {:operator => '=', :values => ['me']}})
                  assert_equal [], query.issues
                end
                def test_filter_my_projects
                  User.current = User.find(2)
                  query = IssueQuery.new(:name => '_')
                  filter = query.available_filters['project_id']
                  assert_not_nil filter
                  assert_include 'mine', filter[:values].map{|v| v[1]}
                  query.filters = { 'project_id' => {:operator => '=', :values => ['mine']}}
                  result = query.issues
                  assert_nil result.detect {|issue| !User.current.member_of?(issue.project)}
                end
                def test_filter_watched_issues
                  User.current = User.find(1)
                  query = IssueQuery.new(:name => '_', :filters => { 'watcher_id' => {:operator => '=', :values => ['me']}})
                  result = find_issues_with_query(query)
                  assert_not_nil result
                  assert !result.empty?
                  assert_equal Issue.visible.watched_by(User.current).sort_by(&:id), result.sort_by(&:id)
                  User.current = nil
                end
                def test_filter_unwatched_issues
                  User.current = User.find(1)
                  query = IssueQuery.new(:name => '_', :filters => { 'watcher_id' => {:operator => '!', :values => ['me']}})
                  result = find_issues_with_query(query)
                  assert_not_nil result
                  assert !result.empty?
                  assert_equal((Issue.visible - Issue.watched_by(User.current)).sort_by(&:id).size, result.sort_by(&:id).size)
                  User.current = nil
                end
                def test_filter_on_custom_field_should_ignore_projects_with_field_disabled
                  field = IssueCustomField.generate!(:trackers => Tracker.all, :project_ids => [1, 3, 4], :is_filter => true)
                  Issue.generate!(:project_id => 3, :tracker_id => 2, :custom_field_values => {field.id.to_s => 'Foo'})
                  Issue.generate!(:project_id => 4, :tracker_id => 2, :custom_field_values => {field.id.to_s => 'Foo'})
                  query = IssueQuery.new(:name => '_', :project => Project.find(1))
                  query.filters = {"cf_#{field.id}" => {:operator => '=', :values => ['Foo']}}
                  assert_equal 2, find_issues_with_query(query).size
                  field.project_ids = [1, 3] # Disable the field for project 4
                  field.save!
                  assert_equal 1, find_issues_with_query(query).size
                end
                def test_filter_on_custom_field_should_ignore_trackers_with_field_disabled
                  field = IssueCustomField.generate!(:tracker_ids => [1, 2], :is_for_all => true, :is_filter => true)
                  Issue.generate!(:project_id => 1, :tracker_id => 1, :custom_field_values => {field.id.to_s => 'Foo'})
                  Issue.generate!(:project_id => 1, :tracker_id => 2, :custom_field_values => {field.id.to_s => 'Foo'})
                  query = IssueQuery.new(:name => '_', :project => Project.find(1))
                  query.filters = {"cf_#{field.id}" => {:operator => '=', :values => ['Foo']}}
                  assert_equal 2, find_issues_with_query(query).size
                  field.tracker_ids = [1] # Disable the field for tracker 2
                  field.save!
                  assert_equal 1, find_issues_with_query(query).size
                end
                def test_filter_on_project_custom_field
                  field = ProjectCustomField.create!(:name => 'Client', :is_filter => true, :field_format => 'string')
                  CustomValue.create!(:custom_field => field, :customized => Project.find(3), :value => 'Foo')
                  CustomValue.create!(:custom_field => field, :customized => Project.find(5), :value => 'Foo')
                  query = IssueQuery.new(:name => '_')
                  filter_name = "project.cf_#{field.id}"
                  assert_include filter_name, query.available_filters.keys
                  query.filters = {filter_name => {:operator => '=', :values => ['Foo']}}
                  assert_equal [3, 5], find_issues_with_query(query).map(&:project_id).uniq.sort
                end
                def test_filter_on_author_custom_field
                  field = UserCustomField.create!(:name => 'Client', :is_filter => true, :field_format => 'string')
                  CustomValue.create!(:custom_field => field, :customized => User.find(3), :value => 'Foo')
                  query = IssueQuery.new(:name => '_')
                  filter_name = "author.cf_#{field.id}"
                  assert_include filter_name, query.available_filters.keys
                  query.filters = {filter_name => {:operator => '=', :values => ['Foo']}}
                  assert_equal [3], find_issues_with_query(query).map(&:author_id).uniq.sort
                end
                def test_filter_on_assigned_to_custom_field
                  field = UserCustomField.create!(:name => 'Client', :is_filter => true, :field_format => 'string')
                  CustomValue.create!(:custom_field => field, :customized => User.find(3), :value => 'Foo')
                  query = IssueQuery.new(:name => '_')
                  filter_name = "assigned_to.cf_#{field.id}"
                  assert_include filter_name, query.available_filters.keys
                  query.filters = {filter_name => {:operator => '=', :values => ['Foo']}}
                  assert_equal [3], find_issues_with_query(query).map(&:assigned_to_id).uniq.sort
                end
                def test_filter_on_fixed_version_custom_field
                  field = VersionCustomField.create!(:name => 'Client', :is_filter => true, :field_format => 'string')
                  CustomValue.create!(:custom_field => field, :customized => Version.find(2), :value => 'Foo')
                  query = IssueQuery.new(:name => '_')
                  filter_name = "fixed_version.cf_#{field.id}"
                  assert_include filter_name, query.available_filters.keys
                  query.filters = {filter_name => {:operator => '=', :values => ['Foo']}}
                  assert_equal [2], find_issues_with_query(query).map(&:fixed_version_id).uniq.sort
                end
                def test_filter_on_relations_with_a_specific_issue
                  IssueRelation.delete_all
                  IssueRelation.create!(:relation_type => "relates", :issue_from => Issue.find(1), :issue_to => Issue.find(2))
                  IssueRelation.create!(:relation_type => "relates", :issue_from => Issue.find(3), :issue_to => Issue.find(1))
                  query = IssueQuery.new(:name => '_')
                  query.filters = {"relates" => {:operator => '=', :values => ['1']}}
                  assert_equal [2, 3], find_issues_with_query(query).map(&:id).sort
                  query = IssueQuery.new(:name => '_')
                  query.filters = {"relates" => {:operator => '=', :values => ['2']}}
                  assert_equal [1], find_issues_with_query(query).map(&:id).sort
                end
                def test_filter_on_relations_with_any_issues_in_a_project
                  IssueRelation.delete_all
                  with_settings :cross_project_issue_relations => '1' do
                    IssueRelation.create!(:relation_type => "relates", :issue_from => Issue.find(1), :issue_to => Project.find(2).issues.first)
                    IssueRelation.create!(:relation_type => "relates", :issue_from => Issue.find(2), :issue_to => Project.find(2).issues.first)
                    IssueRelation.create!(:relation_type => "relates", :issue_from => Issue.find(1), :issue_to => Project.find(3).issues.first)
                  end
                  query = IssueQuery.new(:name => '_')
                  query.filters = {"relates" => {:operator => '=p', :values => ['2']}}
                  assert_equal [1, 2], find_issues_with_query(query).map(&:id).sort
                  query = IssueQuery.new(:name => '_')
                  query.filters = {"relates" => {:operator => '=p', :values => ['3']}}
                  assert_equal [1], find_issues_with_query(query).map(&:id).sort
                  query = IssueQuery.new(:name => '_')
                  query.filters = {"relates" => {:operator => '=p', :values => ['4']}}
                  assert_equal [], find_issues_with_query(query).map(&:id).sort
                end
                def test_filter_on_relations_with_any_issues_not_in_a_project
                  IssueRelation.delete_all
                  with_settings :cross_project_issue_relations => '1' do
                    IssueRelation.create!(:relation_type => "relates", :issue_from => Issue.find(1), :issue_to => Project.find(2).issues.first)
                    #IssueRelation.create!(:relation_type => "relates", :issue_from => Issue.find(2), :issue_to => Project.find(1).issues.first)
                    IssueRelation.create!(:relation_type => "relates", :issue_from => Issue.find(1), :issue_to => Project.find(3).issues.first)
                  end
                  query = IssueQuery.new(:name => '_')
                  query.filters = {"relates" => {:operator => '=!p', :values => ['1']}}
                  assert_equal [1], find_issues_with_query(query).map(&:id).sort
                end
                def test_filter_on_relations_with_no_issues_in_a_project
                  IssueRelation.delete_all
                  with_settings :cross_project_issue_relations => '1' do
                    IssueRelation.create!(:relation_type => "relates", :issue_from => Issue.find(1), :issue_to => Project.find(2).issues.first)
                    IssueRelation.create!(:relation_type => "relates", :issue_from => Issue.find(2), :issue_to => Project.find(3).issues.first)
                    IssueRelation.create!(:relation_type => "relates", :issue_to => Project.find(2).issues.first, :issue_from => Issue.find(3))
                  end
                  query = IssueQuery.new(:name => '_')
                  query.filters = {"relates" => {:operator => '!p', :values => ['2']}}
                  ids = find_issues_with_query(query).map(&:id).sort
                  assert_include 2, ids
                  assert_not_include 1, ids
                  assert_not_include 3, ids
                end
                def test_filter_on_relations_with_no_issues
                  IssueRelation.delete_all
                  IssueRelation.create!(:relation_type => "relates", :issue_from => Issue.find(1), :issue_to => Issue.find(2))
                  IssueRelation.create!(:relation_type => "relates", :issue_from => Issue.find(3), :issue_to => Issue.find(1))
                  query = IssueQuery.new(:name => '_')
                  query.filters = {"relates" => {:operator => '!*', :values => ['']}}
                  ids = find_issues_with_query(query).map(&:id)
                  assert_equal [], ids & [1, 2, 3]
                  assert_include 4, ids
                end
                def test_filter_on_relations_with_any_issues
                  IssueRelation.delete_all
                  IssueRelation.create!(:relation_type => "relates", :issue_from => Issue.find(1), :issue_to => Issue.find(2))
                  IssueRelation.create!(:relation_type => "relates", :issue_from => Issue.find(3), :issue_to => Issue.find(1))
                  query = IssueQuery.new(:name => '_')
                  query.filters = {"relates" => {:operator => '*', :values => ['']}}
                  assert_equal [1, 2, 3], find_issues_with_query(query).map(&:id).sort
                end
                def test_filter_on_relations_should_not_ignore_other_filter
                  issue = Issue.generate!
                  issue1 = Issue.generate!(:status_id => 1)
                  issue2 = Issue.generate!(:status_id => 2)
                  IssueRelation.create!(:relation_type => "relates", :issue_from => issue, :issue_to => issue1)
                  IssueRelation.create!(:relation_type => "relates", :issue_from => issue, :issue_to => issue2)
                  query = IssueQuery.new(:name => '_')
                  query.filters = {
                    "status_id" => {:operator => '=', :values => ['1']},
                    "relates" => {:operator => '=', :values => [issue.id.to_s]}
                  }
                  assert_equal [issue1], find_issues_with_query(query)
                end
+               def test_filter_on_parent
+                 Issue.delete_all
+                 parent = Issue.generate_with_descendants!
+                 query = IssueQuery.new(:name => '_')
+                 query.filters = {"parent_id" => {:operator => '=', :values => [parent.id.to_s]}}
+                 assert_equal parent.children.map(&:id).sort, find_issues_with_query(query).map(&:id).sort
+                 query.filters = {"parent_id" => {:operator => '~', :values => [parent.id.to_s]}}
+                 assert_equal parent.descendants.map(&:id).sort, find_issues_with_query(query).map(&:id).sort
+                 query.filters = {"parent_id" => {:operator => '*', :values => ['']}}
+                 assert_equal parent.descendants.map(&:id).sort, find_issues_with_query(query).map(&:id).sort
+                 query.filters = {"parent_id" => {:operator => '!*', :values => ['']}}
+                 assert_equal [parent.id], find_issues_with_query(query).map(&:id).sort
+               end
+               def test_filter_on_child
+                 Issue.delete_all
+                 parent = Issue.generate_with_descendants!
+                 child, leaf = parent.children.sort_by(&:id)
+                 grandchild = child.children.first
+                 query = IssueQuery.new(:name => '_')
+                 query.filters = {"child_id" => {:operator => '=', :values => [grandchild.id.to_s]}}
+                 assert_equal [child.id], find_issues_with_query(query).map(&:id).sort
+                 query.filters = {"child_id" => {:operator => '~', :values => [grandchild.id.to_s]}}
+                 assert_equal [parent, child].map(&:id).sort, find_issues_with_query(query).map(&:id).sort
+                 query.filters = {"child_id" => {:operator => '*', :values => ['']}}
+                 assert_equal [parent, child].map(&:id).sort, find_issues_with_query(query).map(&:id).sort
+                 query.filters = {"child_id" => {:operator => '!*', :values => ['']}}
+                 assert_equal [grandchild, leaf].map(&:id).sort, find_issues_with_query(query).map(&:id).sort
+               end
                def test_statement_should_be_nil_with_no_filters
                  q = IssueQuery.new(:name => '_')
                  q.filters = {}
                  assert q.valid?
                  assert_nil q.statement
                end
                def test_default_columns
                  q = IssueQuery.new
                  assert q.columns.any?
                  assert q.inline_columns.any?
                  assert q.block_columns.empty?
                end
                def test_set_column_names
                  q = IssueQuery.new
                  q.column_names = ['tracker', :subject, '', 'unknonw_column']
                  assert_equal [:id, :tracker, :subject], q.columns.collect {|c| c.name}
                end
                def test_has_column_should_accept_a_column_name
                  q = IssueQuery.new
                  q.column_names = ['tracker', :subject]
                  assert q.has_column?(:tracker)
                  assert !q.has_column?(:category)
                end
                def test_has_column_should_accept_a_column
                  q = IssueQuery.new
                  q.column_names = ['tracker', :subject]
                  tracker_column = q.available_columns.detect {|c| c.name==:tracker}
                  assert_kind_of QueryColumn, tracker_column
                  category_column = q.available_columns.detect {|c| c.name==:category}
                  assert_kind_of QueryColumn, category_column
                  assert q.has_column?(tracker_column)
                  assert !q.has_column?(category_column)
                end
                def test_inline_and_block_columns
                  q = IssueQuery.new
                  q.column_names = ['subject', 'description', 'tracker']
                  assert_equal [:id, :subject, :tracker], q.inline_columns.map(&:name)
                  assert_equal [:description], q.block_columns.map(&:name)
                end
                def test_custom_field_columns_should_be_inline
                  q = IssueQuery.new
                  columns = q.available_columns.select {|column| column.is_a? QueryCustomFieldColumn}
                  assert columns.any?
                  assert_nil columns.detect {|column| !column.inline?}
                end
                def test_query_should_preload_spent_hours
                  q = IssueQuery.new(:name => '_', :column_names => [:subject, :spent_hours])
                  assert q.has_column?(:spent_hours)
                  issues = q.issues
                  assert_not_nil issues.first.instance_variable_get("@spent_hours")
                end
                def test_groupable_columns_should_include_custom_fields
                  q = IssueQuery.new
                  column = q.groupable_columns.detect {|c| c.name == :cf_1}
                  assert_not_nil column
                  assert_kind_of QueryCustomFieldColumn, column
                end
                def test_groupable_columns_should_not_include_multi_custom_fields
                  field = CustomField.find(1)
                  field.update_attribute :multiple, true
                  q = IssueQuery.new
                  column = q.groupable_columns.detect {|c| c.name == :cf_1}
                  assert_nil column
                end
                def test_groupable_columns_should_include_user_custom_fields
                  cf = IssueCustomField.create!(:name => 'User', :is_for_all => true, :tracker_ids => [1], :field_format => 'user')
                  q = IssueQuery.new
                  assert q.groupable_columns.detect {|c| c.name == "cf_#{cf.id}".to_sym}
                end
                def test_groupable_columns_should_include_version_custom_fields
                  cf = IssueCustomField.create!(:name => 'User', :is_for_all => true, :tracker_ids => [1], :field_format => 'version')
                  q = IssueQuery.new
                  assert q.groupable_columns.detect {|c| c.name == "cf_#{cf.id}".to_sym}
                end
                def test_grouped_with_valid_column
                  q = IssueQuery.new(:group_by => 'status')
                  assert q.grouped?
                  assert_not_nil q.group_by_column
                  assert_equal :status, q.group_by_column.name
                  assert_not_nil q.group_by_statement
                  assert_equal 'status', q.group_by_statement
                end
                def test_grouped_with_invalid_column
                  q = IssueQuery.new(:group_by => 'foo')
                  assert !q.grouped?
                  assert_nil q.group_by_column
                  assert_nil q.group_by_statement
                end
                def test_sortable_columns_should_sort_assignees_according_to_user_format_setting
                  with_settings :user_format => 'lastname_coma_firstname' do
                    q = IssueQuery.new
                    assert q.sortable_columns.has_key?('assigned_to')
                    assert_equal %w(users.lastname users.firstname users.id), q.sortable_columns['assigned_to']
                  end
                end
                def test_sortable_columns_should_sort_authors_according_to_user_format_setting
                  with_settings :user_format => 'lastname_coma_firstname' do
                    q = IssueQuery.new
                    assert q.sortable_columns.has_key?('author')
                    assert_equal %w(authors.lastname authors.firstname authors.id), q.sortable_columns['author']
                  end
                end
                def test_sortable_columns_should_include_custom_field
                  q = IssueQuery.new
                  assert q.sortable_columns['cf_1']
                end
                def test_sortable_columns_should_not_include_multi_custom_field
                  field = CustomField.find(1)
                  field.update_attribute :multiple, true
                  q = IssueQuery.new
                  assert !q.sortable_columns['cf_1']
                end
                def test_default_sort
                  q = IssueQuery.new
                  assert_equal [], q.sort_criteria
                end
                def test_set_sort_criteria_with_hash
                  q = IssueQuery.new
                  q.sort_criteria = {'0' => ['priority', 'desc'], '2' => ['tracker']}
                  assert_equal [['priority', 'desc'], ['tracker', 'asc']], q.sort_criteria
                end
                def test_set_sort_criteria_with_array
                  q = IssueQuery.new
                  q.sort_criteria = [['priority', 'desc'], 'tracker']
                  assert_equal [['priority', 'desc'], ['tracker', 'asc']], q.sort_criteria
                end
                def test_create_query_with_sort
                  q = IssueQuery.new(:name => 'Sorted')
                  q.sort_criteria = [['priority', 'desc'], 'tracker']
                  assert q.save
                  q.reload
                  assert_equal [['priority', 'desc'], ['tracker', 'asc']], q.sort_criteria
                end
                def test_sort_by_string_custom_field_asc
                  q = IssueQuery.new
                  c = q.available_columns.find {|col| col.is_a?(QueryCustomFieldColumn) && col.custom_field.field_format == 'string' }
                  assert c
                  assert c.sortable
                  issues = q.issues(:order => "#{c.sortable} ASC")
                  values = issues.collect {|i| i.custom_value_for(c.custom_field).to_s}
                  assert !values.empty?
                  assert_equal values.sort, values
                end
                def test_sort_by_string_custom_field_desc
                  q = IssueQuery.new
                  c = q.available_columns.find {|col| col.is_a?(QueryCustomFieldColumn) && col.custom_field.field_format == 'string' }
                  assert c
                  assert c.sortable
                  issues = q.issues(:order => "#{c.sortable} DESC")
                  values = issues.collect {|i| i.custom_value_for(c.custom_field).to_s}
                  assert !values.empty?
                  assert_equal values.sort.reverse, values
                end
                def test_sort_by_float_custom_field_asc
                  q = IssueQuery.new
                  c = q.available_columns.find {|col| col.is_a?(QueryCustomFieldColumn) && col.custom_field.field_format == 'float' }
                  assert c
                  assert c.sortable
                  issues = q.issues(:order => "#{c.sortable} ASC")
                  values = issues.collect {|i| begin; Kernel.Float(i.custom_value_for(c.custom_field).to_s); rescue; nil; end}.compact
                  assert !values.empty?
                  assert_equal values.sort, values
                end
                def test_invalid_query_should_raise_query_statement_invalid_error
                  q = IssueQuery.new
                  assert_raise Query::StatementInvalid do
                    q.issues(:conditions => "foo = 1")
                  end
                end
                def test_issue_count
                  q = IssueQuery.new(:name => '_')
                  issue_count = q.issue_count
                  assert_equal q.issues.size, issue_count
                end
                def test_issue_count_with_archived_issues
                  p = Project.generate! do |project|
                    project.status = Project::STATUS_ARCHIVED
                  end
                  i = Issue.generate!( :project => p, :tracker => p.trackers.first )
                  assert !i.visible?
                  test_issue_count
                end
                def test_issue_count_by_association_group
                  q = IssueQuery.new(:name => '_', :group_by => 'assigned_to')
                  count_by_group = q.issue_count_by_group
                  assert_kind_of Hash, count_by_group
                  assert_equal %w(NilClass User), count_by_group.keys.collect {|k| k.class.name}.uniq.sort
                  assert_equal %w(Fixnum), count_by_group.values.collect {|k| k.class.name}.uniq
                  assert count_by_group.has_key?(User.find(3))
                end
                def test_issue_count_by_list_custom_field_group
                  q = IssueQuery.new(:name => '_', :group_by => 'cf_1')
                  count_by_group = q.issue_count_by_group
                  assert_kind_of Hash, count_by_group
                  assert_equal %w(NilClass String), count_by_group.keys.collect {|k| k.class.name}.uniq.sort
                  assert_equal %w(Fixnum), count_by_group.values.collect {|k| k.class.name}.uniq
                  assert count_by_group.has_key?('MySQL')
                end
                def test_issue_count_by_date_custom_field_group
                  q = IssueQuery.new(:name => '_', :group_by => 'cf_8')
                  count_by_group = q.issue_count_by_group
                  assert_kind_of Hash, count_by_group
                  assert_equal %w(Date NilClass), count_by_group.keys.collect {|k| k.class.name}.uniq.sort
                  assert_equal %w(Fixnum), count_by_group.values.collect {|k| k.class.name}.uniq
                end
                def test_issue_count_with_nil_group_only
                  Issue.update_all("assigned_to_id = NULL")
                  q = IssueQuery.new(:name => '_', :group_by => 'assigned_to')
                  count_by_group = q.issue_count_by_group
                  assert_kind_of Hash, count_by_group
                  assert_equal 1, count_by_group.keys.size
                  assert_nil count_by_group.keys.first
                end
                def test_issue_ids
                  q = IssueQuery.new(:name => '_')
                  order = "issues.subject, issues.id"
                  issues = q.issues(:order => order)
                  assert_equal issues.map(&:id), q.issue_ids(:order => order)
                end
                def test_label_for
                  set_language_if_valid 'en'
                  q = IssueQuery.new
                  assert_equal 'Assignee', q.label_for('assigned_to_id')
                end
                def test_label_for_fr
                  set_language_if_valid 'fr'
                  q = IssueQuery.new
                  assert_equal "Assign\xc3\xa9 \xc3\xa0".force_encoding('UTF-8'), q.label_for('assigned_to_id')
                end
                def test_editable_by
                  admin = User.find(1)
                  manager = User.find(2)
                  developer = User.find(3)
                  # Public query on project 1
                  q = IssueQuery.find(1)
                  assert q.editable_by?(admin)
                  assert q.editable_by?(manager)
                  assert !q.editable_by?(developer)
                  # Private query on project 1
                  q = IssueQuery.find(2)
                  assert q.editable_by?(admin)
                  assert !q.editable_by?(manager)
                  assert q.editable_by?(developer)
                  # Private query for all projects
                  q = IssueQuery.find(3)
                  assert q.editable_by?(admin)
                  assert !q.editable_by?(manager)
                  assert q.editable_by?(developer)
                  # Public query for all projects
                  q = IssueQuery.find(4)
                  assert q.editable_by?(admin)
                  assert !q.editable_by?(manager)
                  assert !q.editable_by?(developer)
                end
                def test_visible_scope
                  query_ids = IssueQuery.visible(User.anonymous).map(&:id)
                  assert query_ids.include?(1), 'public query on public project was not visible'
                  assert query_ids.include?(4), 'public query for all projects was not visible'
                  assert !query_ids.include?(2), 'private query on public project was visible'
                  assert !query_ids.include?(3), 'private query for all projects was visible'
                  assert !query_ids.include?(7), 'public query on private project was visible'
                end
                def test_query_with_public_visibility_should_be_visible_to_anyone
                  q = IssueQuery.create!(:name => 'Query', :visibility => IssueQuery::VISIBILITY_PUBLIC)
                  assert q.visible?(User.anonymous)
                  assert IssueQuery.visible(User.anonymous).find_by_id(q.id)
                  assert q.visible?(User.find(7))
                  assert IssueQuery.visible(User.find(7)).find_by_id(q.id)
                  assert q.visible?(User.find(2))
                  assert IssueQuery.visible(User.find(2)).find_by_id(q.id)
                  assert q.visible?(User.find(1))
                  assert IssueQuery.visible(User.find(1)).find_by_id(q.id)
                end
                def test_query_with_roles_visibility_should_be_visible_to_user_with_role
                  q = IssueQuery.create!(:name => 'Query', :visibility => IssueQuery::VISIBILITY_ROLES, :role_ids => [1,2])
                  assert !q.visible?(User.anonymous)
                  assert_nil IssueQuery.visible(User.anonymous).find_by_id(q.id)
                  assert !q.visible?(User.find(7))
                  assert_nil IssueQuery.visible(User.find(7)).find_by_id(q.id)
                  assert q.visible?(User.find(2))
                  assert IssueQuery.visible(User.find(2)).find_by_id(q.id)
                  assert q.visible?(User.find(1))
                  assert IssueQuery.visible(User.find(1)).find_by_id(q.id)
                end
                def test_query_with_private_visibility_should_be_visible_to_owner
                  q = IssueQuery.create!(:name => 'Query', :visibility => IssueQuery::VISIBILITY_PRIVATE, :user => User.find(7))
                  assert !q.visible?(User.anonymous)
                  assert_nil IssueQuery.visible(User.anonymous).find_by_id(q.id)
                  assert q.visible?(User.find(7))
                  assert IssueQuery.visible(User.find(7)).find_by_id(q.id)
                  assert !q.visible?(User.find(2))
                  assert_nil IssueQuery.visible(User.find(2)).find_by_id(q.id)
                  assert q.visible?(User.find(1))
                  assert_nil IssueQuery.visible(User.find(1)).find_by_id(q.id)
                end
                test "#available_filters should include users of visible projects in cross-project view" do
                  users = IssueQuery.new.available_filters["assigned_to_id"]
                  assert_not_nil users
                  assert users[:values].map{|u|u[1]}.include?("3")
                end
                test "#available_filters should include users of subprojects" do
                  user1 = User.generate!
                  user2 = User.generate!
                  project = Project.find(1)
                  Member.create!(:principal => user1, :project => project.children.visible.first, :role_ids => [1])
                  users = IssueQuery.new(:project => project).available_filters["assigned_to_id"]
                  assert_not_nil users
                  assert users[:values].map{|u|u[1]}.include?(user1.id.to_s)
                  assert !users[:values].map{|u|u[1]}.include?(user2.id.to_s)
                end
                test "#available_filters should include visible projects in cross-project view" do
                  projects = IssueQuery.new.available_filters["project_id"]
                  assert_not_nil projects
                  assert projects[:values].map{|u|u[1]}.include?("1")
                end
                test "#available_filters should include 'member_of_group' filter" do
                  query = IssueQuery.new
                  assert query.available_filters.keys.include?("member_of_group")
                  assert_equal :list_optional, query.available_filters["member_of_group"][:type]
                  assert query.available_filters["member_of_group"][:values].present?
                  assert_equal Group.givable.sort.map {|g| [g.name, g.id.to_s]},
                    query.available_filters["member_of_group"][:values].sort
                end
                test "#available_filters should include 'assigned_to_role' filter" do
                  query = IssueQuery.new
                  assert query.available_filters.keys.include?("assigned_to_role")
                  assert_equal :list_optional, query.available_filters["assigned_to_role"][:type]
                  assert query.available_filters["assigned_to_role"][:values].include?(['Manager','1'])
                  assert query.available_filters["assigned_to_role"][:values].include?(['Developer','2'])
                  assert query.available_filters["assigned_to_role"][:values].include?(['Reporter','3'])
                  assert ! query.available_filters["assigned_to_role"][:values].include?(['Non member','4'])
                  assert ! query.available_filters["assigned_to_role"][:values].include?(['Anonymous','5'])
                end
                def test_available_filters_should_include_custom_field_according_to_user_visibility
                  visible_field = IssueCustomField.generate!(:is_for_all => true, :is_filter => true, :visible => true)
                  hidden_field = IssueCustomField.generate!(:is_for_all => true, :is_filter => true, :visible => false, :role_ids => [1])
                  with_current_user User.find(3) do
                    query = IssueQuery.new
                    assert_include "cf_#{visible_field.id}", query.available_filters.keys
                    assert_not_include "cf_#{hidden_field.id}", query.available_filters.keys
                  end
                end
                def test_available_columns_should_include_custom_field_according_to_user_visibility
                  visible_field = IssueCustomField.generate!(:is_for_all => true, :is_filter => true, :visible => true)
                  hidden_field = IssueCustomField.generate!(:is_for_all => true, :is_filter => true, :visible => false, :role_ids => [1])
                  with_current_user User.find(3) do
                    query = IssueQuery.new
                    assert_include :"cf_#{visible_field.id}", query.available_columns.map(&:name)
                    assert_not_include :"cf_#{hidden_field.id}", query.available_columns.map(&:name)
                  end
                end
                def setup_member_of_group
                  Group.destroy_all # No fixtures
                  @user_in_group = User.generate!
                  @second_user_in_group = User.generate!
                  @user_in_group2 = User.generate!
                  @user_not_in_group = User.generate!
                  @group = Group.generate!.reload
                  @group.users << @user_in_group
                  @group.users << @second_user_in_group
                  @group2 = Group.generate!.reload
                  @group2.users << @user_in_group2
                  @query = IssueQuery.new(:name => '_')
                end
                test "member_of_group filter should search assigned to for users in the group" do
                  setup_member_of_group
                  @query.add_filter('member_of_group', '=', [@group.id.to_s])
                  assert_query_statement_includes @query, "#{Issue.table_name}.assigned_to_id IN ('#{@user_in_group.id}','#{@second_user_in_group.id}','#{@group.id}')"
                  assert_find_issues_with_query_is_successful @query
                end
                test "member_of_group filter should search not assigned to any group member (none)" do
                  setup_member_of_group
                  @query.add_filter('member_of_group', '!*', [''])
                  # Users not in a group
                  assert_query_statement_includes @query, "#{Issue.table_name}.assigned_to_id IS NULL OR #{Issue.table_name}.assigned_to_id NOT IN ('#{@user_in_group.id}','#{@second_user_in_group.id}','#{@user_in_group2.id}','#{@group.id}','#{@group2.id}')"
                  assert_find_issues_with_query_is_successful @query
                end
                test "member_of_group filter should search assigned to any group member (all)" do
                  setup_member_of_group
                  @query.add_filter('member_of_group', '*', [''])
                  # Only users in a group
                  assert_query_statement_includes @query, "#{Issue.table_name}.assigned_to_id IN ('#{@user_in_group.id}','#{@second_user_in_group.id}','#{@user_in_group2.id}','#{@group.id}','#{@group2.id}')"
                  assert_find_issues_with_query_is_successful @query
                end
                test "member_of_group filter should return an empty set with = empty group" do
                  setup_member_of_group
                  @empty_group = Group.generate!
                  @query.add_filter('member_of_group', '=', [@empty_group.id.to_s])
                  assert_equal [], find_issues_with_query(@query)
                end
                test "member_of_group filter should return issues with ! empty group" do
                  setup_member_of_group
                  @empty_group = Group.generate!
                  @query.add_filter('member_of_group', '!', [@empty_group.id.to_s])
                  assert_find_issues_with_query_is_successful @query
                end
                def setup_assigned_to_role
                  @manager_role = Role.find_by_name('Manager')
                  @developer_role = Role.find_by_name('Developer')
                  @project = Project.generate!
                  @manager = User.generate!
                  @developer = User.generate!
                  @boss = User.generate!
                  @guest = User.generate!
                  User.add_to_project(@manager, @project, @manager_role)
                  User.add_to_project(@developer, @project, @developer_role)
                  User.add_to_project(@boss, @project, [@manager_role, @developer_role])
                  @issue1 = Issue.generate!(:project => @project, :assigned_to_id => @manager.id)
                  @issue2 = Issue.generate!(:project => @project, :assigned_to_id => @developer.id)
                  @issue3 = Issue.generate!(:project => @project, :assigned_to_id => @boss.id)
                  @issue4 = Issue.generate!(:project => @project, :assigned_to_id => @guest.id)
                  @issue5 = Issue.generate!(:project => @project)
                  @query = IssueQuery.new(:name => '_', :project => @project)
                end
                test "assigned_to_role filter should search assigned to for users with the Role" do
                  setup_assigned_to_role
                  @query.add_filter('assigned_to_role', '=', [@manager_role.id.to_s])
                  assert_query_result [@issue1, @issue3], @query
                end
                test "assigned_to_role filter should search assigned to for users with the Role on the issue project" do
                  setup_assigned_to_role
                  other_project = Project.generate!
                  User.add_to_project(@developer, other_project, @manager_role)
                  @query.add_filter('assigned_to_role', '=', [@manager_role.id.to_s])
                  assert_query_result [@issue1, @issue3], @query
                end
                test "assigned_to_role filter should return an empty set with empty role" do
                  setup_assigned_to_role
                  @empty_role = Role.generate!
                  @query.add_filter('assigned_to_role', '=', [@empty_role.id.to_s])
                  assert_query_result [], @query
                end
                test "assigned_to_role filter should search assigned to for users without the Role" do
                  setup_assigned_to_role
                  @query.add_filter('assigned_to_role', '!', [@manager_role.id.to_s])
                  assert_query_result [@issue2, @issue4, @issue5], @query
                end
                test "assigned_to_role filter should search assigned to for users not assigned to any Role (none)" do
                  setup_assigned_to_role
                  @query.add_filter('assigned_to_role', '!*', [''])
                  assert_query_result [@issue4, @issue5], @query
                end
                test "assigned_to_role filter should search assigned to for users assigned to any Role (all)" do
                  setup_assigned_to_role
                  @query.add_filter('assigned_to_role', '*', [''])
                  assert_query_result [@issue1, @issue2, @issue3], @query
                end
                test "assigned_to_role filter should return issues with ! empty role" do
                  setup_assigned_to_role
                  @empty_role = Role.generate!
                  @query.add_filter('assigned_to_role', '!', [@empty_role.id.to_s])
                  assert_query_result [@issue1, @issue2, @issue3, @issue4, @issue5], @query
                end
                def test_query_column_should_accept_a_symbol_as_caption
                  set_language_if_valid 'en'
                  c = QueryColumn.new('foo', :caption => :general_text_Yes)
                  assert_equal 'Yes', c.caption
                end
                def test_query_column_should_accept_a_proc_as_caption
                  c = QueryColumn.new('foo', :caption => lambda {'Foo'})
                  assert_equal 'Foo', c.caption
                end
              end

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