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query.rb
784 lines | 29.9 KiB | text/x-ruby | RubyLexer
# Redmine - project management software
# Copyright (C) 2006-2011 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]
@caption_key = options[:caption] || "field_#{name}"
end
def caption
l(@caption_key)
end
# Returns true if the column is sortable, otherwise false
def sortable?
!sortable.nil?
end
def value(issue)
issue.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
if %w(list date bool int).include?(custom_field.field_format)
self.groupable = custom_field.order_statement
end
self.groupable ||= false
@cf = custom_field
end
def caption
@cf.name
end
def custom_field
@cf
end
def value(issue)
cv = issue.custom_values.detect {|v| v.custom_field_id == @cf.id}
cv && @cf.cast_value(cv.value)
end
def css_classes
@css_classes ||= "#{name} #{@cf.field_format}"
end
end
class Query < ActiveRecord::Base
class StatementInvalid < ::ActiveRecord::StatementInvalid
end
belongs_to :project
belongs_to :user
serialize :filters
serialize :column_names
serialize :sort_criteria, Array
attr_protected :project_id, :user_id
validates_presence_of :name, :on => :save
validates_length_of :name, :maximum => 255
validate :validate_query_filters
@@operators = { "=" => :label_equals,
"!" => :label_not_equals,
"o" => :label_open_issues,
"c" => :label_closed_issues,
"!*" => :label_none,
"*" => :label_all,
">=" => :label_greater_or_equal,
"<=" => :label_less_or_equal,
"><" => :label_between,
"<t+" => :label_in_less_than,
">t+" => :label_in_more_than,
"t+" => :label_in,
"t" => :label_today,
"w" => :label_this_week,
">t-" => :label_less_than_ago,
"<t-" => :label_more_than_ago,
"t-" => :label_ago,
"~" => :label_contains,
"!~" => :label_not_contains }
cattr_reader :operators
@@operators_by_filter_type = { :list => [ "=", "!" ],
:list_status => [ "o", "=", "!", "c", "*" ],
:list_optional => [ "=", "!", "!*", "*" ],
:list_subprojects => [ "*", "!*", "=" ],
:date => [ "=", ">=", "<=", "><", "<t+", ">t+", "t+", "t", "w", ">t-", "<t-", "t-" ],
:date_past => [ "=", ">=", "<=", "><", ">t-", "<t-", "t-", "t", "w" ],
:string => [ "=", "~", "!", "!~" ],
:text => [ "~", "!~" ],
:integer => [ "=", ">=", "<=", "><", "!*", "*" ],
:float => [ "=", ">=", "<=", "><", "!*", "*" ] }
cattr_reader :operators_by_filter_type
@@available_columns = [
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),
QueryColumn.new(:assigned_to, :sortable => ["#{User.table_name}.lastname", "#{User.table_name}.firstname", "#{User.table_name}.id"], :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 => ["#{Version.table_name}.effective_date", "#{Version.table_name}.name"], :default_order => 'desc', :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'),
]
cattr_reader :available_columns
named_scope :visible, lambda {|*args|
user = args.shift || User.current
base = Project.allowed_to_condition(user, :view_issues, *args)
user_id = user.logged? ? user.id : 0
{
:conditions => ["(#{table_name}.project_id IS NULL OR (#{base})) AND (#{table_name}.is_public = ? OR #{table_name}.user_id = ?)", true, user_id],
:include => :project
}
}
def initialize(attributes = nil)
super attributes
self.filters ||= { 'status_id' => {:operator => "o", :values => [""]} }
end
def after_initialize
# Store the fact that project is nil (used in #editable_by?)
@is_for_all = project.nil?
end
def validate_query_filters
filters.each_key do |field|
if values_for(field)
case type_for(field)
when :integer
errors.add(label_for(field), :invalid) if values_for(field).detect {|v| v.present? && !v.match(/^\d+$/) }
when :float
errors.add(label_for(field), :invalid) if values_for(field).detect {|v| v.present? && !v.match(/^\d+(\.\d*)?$/) }
when :date, :date_past
case operator_for(field)
when "=", ">=", "<=", "><"
errors.add(label_for(field), :invalid) if values_for(field).detect {|v| v.present? && (!v.match(/^\d{4}-\d{2}-\d{2}$/) || (Date.parse(v) rescue nil).nil?) }
when ">t-", "<t-", "t-"
errors.add(label_for(field), :invalid) if values_for(field).detect {|v| v.present? && !v.match(/^\d+$/) }
end
end
end
errors.add label_for(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", "w"].include? operator_for(field)
end if filters
end
# Returns true if the query is visible to +user+ or the current user.
def visible?(user=User.current)
(project.nil? || user.allowed_to?(:view_issues, project)) && (self.is_public? || self.user_id == user.id)
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_public && 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 available_filters
return @available_filters if @available_filters
trackers = project.nil? ? Tracker.find(:all, :order => 'position') : project.rolled_up_trackers
@available_filters = { "status_id" => { :type => :list_status, :order => 1, :values => IssueStatus.find(:all, :order => 'position').collect{|s| [s.name, s.id.to_s] } },
"tracker_id" => { :type => :list, :order => 2, :values => trackers.collect{|s| [s.name, s.id.to_s] } },
"priority_id" => { :type => :list, :order => 3, :values => IssuePriority.all.collect{|s| [s.name, s.id.to_s] } },
"subject" => { :type => :text, :order => 8 },
"created_on" => { :type => :date_past, :order => 9 },
"updated_on" => { :type => :date_past, :order => 10 },
"start_date" => { :type => :date, :order => 11 },
"due_date" => { :type => :date, :order => 12 },
"estimated_hours" => { :type => :float, :order => 13 },
"done_ratio" => { :type => :integer, :order => 14 }}
principals = []
if project
principals += project.principals.sort
else
all_projects = Project.visible.all
if all_projects.any?
# members of visible projects
principals += Principal.active.find(:all, :conditions => ["#{User.table_name}.id IN (SELECT DISTINCT user_id FROM members WHERE project_id IN (?))", all_projects.collect(&:id)]).sort
# project filter
project_values = []
Project.project_tree(all_projects) do |p, level|
prefix = (level > 0 ? ('--' * level + ' ') : '')
project_values << ["#{prefix}#{p.name}", p.id.to_s]
end
@available_filters["project_id"] = { :type => :list, :order => 1, :values => project_values} unless project_values.empty?
end
end
users = principals.select {|p| p.is_a?(User)}
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] }
@available_filters["assigned_to_id"] = { :type => :list_optional, :order => 4, :values => assigned_to_values } unless assigned_to_values.empty?
author_values = []
author_values << ["<< #{l(:label_me)} >>", "me"] if User.current.logged?
author_values += users.collect{|s| [s.name, s.id.to_s] }
@available_filters["author_id"] = { :type => :list, :order => 5, :values => author_values } unless author_values.empty?
group_values = Group.all.collect {|g| [g.name, g.id.to_s] }
@available_filters["member_of_group"] = { :type => :list_optional, :order => 6, :values => group_values } unless group_values.empty?
role_values = Role.givable.collect {|r| [r.name, r.id.to_s] }
@available_filters["assigned_to_role"] = { :type => :list_optional, :order => 7, :values => role_values } unless role_values.empty?
if User.current.logged?
@available_filters["watcher_id"] = { :type => :list, :order => 15, :values => [["<< #{l(:label_me)} >>", "me"]] }
end
if project
# project specific filters
categories = @project.issue_categories.all
unless categories.empty?
@available_filters["category_id"] = { :type => :list_optional, :order => 6, :values => categories.collect{|s| [s.name, s.id.to_s] } }
end
versions = @project.shared_versions.all
unless versions.empty?
@available_filters["fixed_version_id"] = { :type => :list_optional, :order => 7, :values => versions.sort.collect{|s| ["#{s.project.name} - #{s.name}", s.id.to_s] } }
end
unless @project.leaf?
subprojects = @project.descendants.visible.all
unless subprojects.empty?
@available_filters["subproject_id"] = { :type => :list_subprojects, :order => 13, :values => subprojects.collect{|s| [s.name, s.id.to_s] } }
end
end
add_custom_fields_filters(@project.all_issue_custom_fields)
else
# global filters for cross project issue list
system_shared_versions = Version.visible.find_all_by_sharing('system')
unless system_shared_versions.empty?
@available_filters["fixed_version_id"] = { :type => :list_optional, :order => 7, :values => system_shared_versions.sort.collect{|s| ["#{s.project.name} - #{s.name}", s.id.to_s] } }
end
add_custom_fields_filters(IssueCustomField.find(:all, :conditions => {:is_filter => true, :is_for_all => true}))
end
@available_filters
end
def add_filter(field, operator, values)
# 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]
# check if operator is allowed for that filter
#if @@operators_by_filter_type[filter_options[:type]].include? operator
# allowed_values = values & ([""] + (filter_options[:values] || []).collect {|val| val[1]})
# filters[field] = {:operator => operator, :values => allowed_values } if (allowed_values.first and !allowed_values.first.empty?) or ["o", "c", "!*", "*", "t"].include? operator
#end
filters[field] = {:operator => operator, :values => (values || [''])}
end
end
def add_short_filter(field, expression)
return unless expression
parms = expression.scan(/^(o|c|!\*|!|\*)?(.*)$/).first
add_filter field, (parms[0] || "="), [parms[1] || ""]
end
# Add multiple filters using +add_filter+
def add_filters(fields, operators, values)
if fields.is_a?(Array) && operators.is_a?(Hash) && (values.nil? || values.is_a?(Hash))
fields.each do |field|
add_filter(field, operators[field], values && values[field])
end
end
end
def has_filter?(field)
filters and filters[field]
end
def type_for(field)
available_filters[field][:type] if available_filters.has_key?(field)
end
def operator_for(field)
has_filter?(field) ? filters[field][:operator] : nil
end
def values_for(field)
has_filter?(field) ? filters[field][:values] : nil
end
def value_for(field, index=0)
(values_for(field) || [])[index]
end
def label_for(field)
label = available_filters[field][:name] if available_filters.has_key?(field)
label ||= field.gsub(/\_id$/, "")
end
def available_columns
return @available_columns if @available_columns
@available_columns = Query.available_columns
@available_columns += (project ?
project.all_issue_custom_fields :
IssueCustomField.find(:all)
).collect {|cf| QueryCustomFieldColumn.new(cf) }
end
def self.available_columns=(v)
self.available_columns = (v)
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
{'id' => "#{Issue.table_name}.id"}.merge(available_columns.inject({}) {|h, column|
h[column.name.to_s] = column.sortable
h
})
end
def columns
# preserve the column_names order
(has_default_columns? ? default_columns_names : column_names).collect do |name|
available_columns.find { |col| col.name == name }
end.compact
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
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.name)
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 : '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
# Returns the SQL sort order that should be prepended for grouping
def group_by_sort_order
if grouped? && (column = group_by_column)
column.sortable.is_a?(Array) ?
column.sortable.collect {|s| "#{s} #{column.default_order}"}.join(',') :
"#{column.sortable} #{column.default_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 subsitution
if %w(assigned_to_id author_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 =~ /^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, Issue.table_name, field) + ')'
end
end if filters and valid?
filters_clauses << project_statement
filters_clauses.reject!(&:blank?)
filters_clauses.any? ? filters_clauses.join(' AND ') : nil
end
# Returns the issue count
def issue_count
Issue.visible.count(:include => [:status, :project], :conditions => statement)
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
# Rails will raise an (unexpected) RecordNotFound if there's only a nil group value
r = Issue.visible.count(:group => group_by_statement, :include => [:status, :project], :conditions => statement)
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]].reject {|s| s.blank?}.join(',')
order_option = nil if order_option.blank?
Issue.visible.find :all, :include => ([:status, :project] + (options[:include] || [])).uniq,
:conditions => Query.merge_conditions(statement, options[:conditions]),
:order => order_option,
:limit => options[:limit],
:offset => options[:offset]
rescue ::ActiveRecord::StatementInvalid => e
raise StatementInvalid.new(e.message)
end
# Returns the journals
# Valid options are :order, :offset, :limit
def journals(options={})
Journal.visible.find :all, :include => [:details, :user, {:issue => [:project, :author, :tracker, :status]}],
:conditions => statement,
:order => options[:order],
:limit => options[:limit],
:offset => options[:offset]
rescue ::ActiveRecord::StatementInvalid => e
raise StatementInvalid.new(e.message)
end
# Returns the versions
# Valid options are :conditions
def versions(options={})
Version.visible.find :all, :include => :project,
:conditions => Query.merge_conditions(project_statement, options[:conditions])
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.all
operator = '=' # Override the operator since we want to find by assigned_to
elsif operator == "!*"
groups = Group.all
operator = '!' # Override the operator since we want to find by assigned_to
else
groups = Group.find_all_by_id(value)
end
groups ||= []
members_of_groups = groups.inject([]) {|user_ids, group|
if group && group.user_ids.present?
user_ids << group.user_ids
end
user_ids.flatten.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)
if operator == "*" # Any Role
roles = Role.givable
operator = '=' # Override the operator since we want to find by assigned_to
elsif operator == "!*" # No role
roles = Role.givable
operator = '!' # Override the operator since we want to find by assigned_to
else
roles = Role.givable.find_all_by_id(value)
end
roles ||= []
members_of_roles = roles.inject([]) {|user_ids, role|
if role && role.members
user_ids << role.members.collect(&:user_id)
end
user_ids.flatten.uniq.compact
}.sort.collect(&:to_s)
'(' + sql_for_field("assigned_to_id", operator, members_of_roles, Issue.table_name, "assigned_to_id", false) + ')'
end
private
def sql_for_custom_field(field, operator, value, custom_field_id)
db_table = CustomValue.table_name
db_field = 'value'
"#{Issue.table_name}.id IN (SELECT #{Issue.table_name}.id FROM #{Issue.table_name} LEFT OUTER JOIN #{db_table} ON #{db_table}.customized_type='Issue' AND #{db_table}.customized_id=#{Issue.table_name}.id AND #{db_table}.custom_field_id=#{custom_field_id} WHERE " +
sql_for_field(field, operator, value, db_table, db_field, true) + ')'
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, (Date.parse(value.first) rescue nil), (Date.parse(value.first) rescue nil))
when :integer
sql = "#{db_table}.#{db_field} = #{value.first.to_i}"
when :float
sql = "#{db_table}.#{db_field} BETWEEN #{value.first.to_f - 1e-5} AND #{value.first.to_f + 1e-5}"
else
sql = "#{db_table}.#{db_field} IN (" + value.collect{|val| "'#{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| "'#{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, (Date.parse(value.first) rescue nil), nil)
else
if is_custom_filter
sql = "CAST(#{db_table}.#{db_field} AS decimal(60,3)) >= #{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, (Date.parse(value.first) rescue nil))
else
if is_custom_filter
sql = "CAST(#{db_table}.#{db_field} AS decimal(60,3)) <= #{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, (Date.parse(value[0]) rescue nil), (Date.parse(value[1]) rescue nil))
else
if is_custom_filter
sql = "CAST(#{db_table}.#{db_field} AS decimal(60,3)) 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 = "#{IssueStatus.table_name}.is_closed=#{connection.quoted_false}" if field == "status_id"
when "c"
sql = "#{IssueStatus.table_name}.is_closed=#{connection.quoted_true}" if field == "status_id"
when ">t-"
sql = relative_date_clause(db_table, db_field, - value.first.to_i, 0)
when "<t-"
sql = relative_date_clause(db_table, db_field, nil, - value.first.to_i)
when "t-"
sql = relative_date_clause(db_table, db_field, - value.first.to_i, - value.first.to_i)
when ">t+"
sql = relative_date_clause(db_table, db_field, value.first.to_i, nil)
when "<t+"
sql = relative_date_clause(db_table, db_field, 0, value.first.to_i)
when "t+"
sql = relative_date_clause(db_table, db_field, value.first.to_i, value.first.to_i)
when "t"
sql = relative_date_clause(db_table, db_field, 0, 0)
when "w"
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)
when "~"
sql = "LOWER(#{db_table}.#{db_field}) LIKE '%#{connection.quote_string(value.first.to_s.downcase)}%'"
when "!~"
sql = "LOWER(#{db_table}.#{db_field}) NOT LIKE '%#{connection.quote_string(value.first.to_s.downcase)}%'"
else
raise "Unknown query operator #{operator}"
end
return sql
end
def add_custom_fields_filters(custom_fields)
@available_filters ||= {}
custom_fields.select(&:is_filter?).each do |field|
case field.field_format
when "text"
options = { :type => :text, :order => 20 }
when "list"
options = { :type => :list_optional, :values => field.possible_values, :order => 20}
when "date"
options = { :type => :date, :order => 20 }
when "bool"
options = { :type => :list, :values => [[l(:general_text_yes), "1"], [l(:general_text_no), "0"]], :order => 20 }
when "int"
options = { :type => :integer, :order => 20 }
when "float"
options = { :type => :float, :order => 20 }
when "user", "version"
next unless project
options = { :type => :list_optional, :values => field.possible_values_options(project), :order => 20}
else
options = { :type => :string, :order => 20 }
end
@available_filters["cf_#{field.id}"] = options.merge({ :name => field.name })
end
end
# Returns a SQL clause for a date or datetime field.
def date_clause(table, field, from, to)
s = []
if from
s << ("#{table}.#{field} > '%s'" % [connection.quoted_date((from - 1).to_time.end_of_day)])
end
if to
s << ("#{table}.#{field} <= '%s'" % [connection.quoted_date(to.to_time.end_of_day)])
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)
date_clause(table, field, (days_from ? Date.today + days_from : nil), (days_to ? Date.today + days_to : nil))
end
end