jro_apps/redmine Commit - r15482:2f37af12252e

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# Redmine - project management software

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# Redmine - project management software

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#

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#

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# This program is free software; you can redistribute it and/or

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# This program is free software; you can redistribute it and/or

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# modify it under the terms of the GNU General Public License

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# modify it under the terms of the GNU General Public License

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# as published by the Free Software Foundation; either version 2

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# as published by the Free Software Foundation; either version 2

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# of the License, or (at your option) any later version.

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# of the License, or (at your option) any later version.

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#

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#

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# This program is distributed in the hope that it will be useful,

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# This program is distributed in the hope that it will be useful,

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# but WITHOUT ANY WARRANTY; without even the implied warranty of

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# but WITHOUT ANY WARRANTY; without even the implied warranty of

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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

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# GNU General Public License for more details.

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# GNU General Public License for more details.

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#

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#

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# You should have received a copy of the GNU General Public License

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# You should have received a copy of the GNU General Public License

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# along with this program; if not, write to the Free Software

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# along with this program; if not, write to the Free Software

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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

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class QueryColumn

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class QueryColumn

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attr_accessor :name, :sortable, :groupable, :totalable, :default_order

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attr_accessor :name, :sortable, :groupable, :totalable, :default_order

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include Redmine::I18n

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include Redmine::I18n

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def initialize(name, options={})

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def initialize(name, options={})

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self.name = name

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self.name = name

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self.sortable = options[:sortable]

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self.sortable = options[:sortable]

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self.groupable = options[:groupable] || false

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self.groupable = options[:groupable] || false

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if groupable == true

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if groupable == true

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self.groupable = name.to_s

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self.groupable = name.to_s

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end

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end

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self.totalable = options[:totalable] || false

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self.totalable = options[:totalable] || false

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self.default_order = options[:default_order]

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self.default_order = options[:default_order]

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@inline = options.key?(:inline) ? options[:inline] : true

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@inline = options.key?(:inline) ? options[:inline] : true

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@caption_key = options[:caption] || "field_#{name}".to_sym

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@caption_key = options[:caption] || "field_#{name}".to_sym

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@frozen = options[:frozen]

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@frozen = options[:frozen]

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end

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end

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def caption

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def caption

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case @caption_key

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case @caption_key

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when Symbol

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when Symbol

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l(@caption_key)

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l(@caption_key)

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when Proc

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when Proc

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@caption_key.call

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@caption_key.call

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else

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else

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@caption_key

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@caption_key

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end

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end

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end

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end

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# Returns true if the column is sortable, otherwise false

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# Returns true if the column is sortable, otherwise false

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def sortable?

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def sortable?

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!@sortable.nil?

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!@sortable.nil?

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end

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end

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def sortable

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def sortable

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@sortable.is_a?(Proc) ? @sortable.call : @sortable

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@sortable.is_a?(Proc) ? @sortable.call : @sortable

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end

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end

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def inline?

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def inline?

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@inline

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@inline

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end

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end

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def frozen?

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def frozen?

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@frozen

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@frozen

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end

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end

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def value(object)

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def value(object)

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object.send name

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object.send name

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end

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end

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def value_object(object)

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def value_object(object)

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object.send name

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object.send name

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end

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end

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def css_classes

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def css_classes

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name

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name

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end

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end

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end

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end

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class QueryCustomFieldColumn < QueryColumn

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class QueryCustomFieldColumn < QueryColumn

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def initialize(custom_field)

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def initialize(custom_field)

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self.name = "cf_#{custom_field.id}".to_sym

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self.name = "cf_#{custom_field.id}".to_sym

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self.sortable = custom_field.order_statement || false

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self.sortable = custom_field.order_statement || false

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self.groupable = custom_field.group_statement || false

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self.groupable = custom_field.group_statement || false

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self.totalable = custom_field.totalable?

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self.totalable = custom_field.totalable?

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@inline = true

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@inline = true

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@cf = custom_field

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@cf = custom_field

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end

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end

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def caption

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def caption

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@cf.name

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@cf.name

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end

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end

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def custom_field

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def custom_field

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@cf

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@cf

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end

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end

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def value_object(object)

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def value_object(object)

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if custom_field.visible_by?(object.project, User.current)

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if custom_field.visible_by?(object.project, User.current)

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cv = object.custom_values.select {|v| v.custom_field_id == @cf.id}

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cv = object.custom_values.select {|v| v.custom_field_id == @cf.id}

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cv.size > 1 ? cv.sort {|a,b| a.value.to_s <=> b.value.to_s} : cv.first

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cv.size > 1 ? cv.sort {|a,b| a.value.to_s <=> b.value.to_s} : cv.first

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else

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else

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nil

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nil

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end

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end

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end

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end

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def value(object)

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def value(object)

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raw = value_object(object)

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raw = value_object(object)

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if raw.is_a?(Array)

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if raw.is_a?(Array)

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raw.map {|r| @cf.cast_value(r.value)}

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raw.map {|r| @cf.cast_value(r.value)}

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elsif raw

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elsif raw

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@cf.cast_value(raw.value)

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@cf.cast_value(raw.value)

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else

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else

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nil

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nil

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end

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end

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end

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end

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def css_classes

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def css_classes

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@css_classes ||= "#{name} #{@cf.field_format}"

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@css_classes ||= "#{name} #{@cf.field_format}"

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end

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end

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end

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end

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class QueryAssociationCustomFieldColumn < QueryCustomFieldColumn

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class QueryAssociationCustomFieldColumn < QueryCustomFieldColumn

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def initialize(association, custom_field)

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def initialize(association, custom_field)

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super(custom_field)

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super(custom_field)

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self.name = "#{association}.cf_#{custom_field.id}".to_sym

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self.name = "#{association}.cf_#{custom_field.id}".to_sym

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# TODO: support sorting/grouping by association custom field

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# TODO: support sorting/grouping by association custom field

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self.sortable = false

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self.sortable = false

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self.groupable = false

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self.groupable = false

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@association = association

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@association = association

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end

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end

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def value_object(object)

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def value_object(object)

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if assoc = object.send(@association)

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if assoc = object.send(@association)

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super(assoc)

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super(assoc)

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end

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end

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end

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end

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def css_classes

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def css_classes

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@css_classes ||= "#{@association}_cf_#{@cf.id} #{@cf.field_format}"

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@css_classes ||= "#{@association}_cf_#{@cf.id} #{@cf.field_format}"

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end

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end

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end

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end

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class Query < ActiveRecord::Base

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class Query < ActiveRecord::Base

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class StatementInvalid < ::ActiveRecord::StatementInvalid

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class StatementInvalid < ::ActiveRecord::StatementInvalid

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end

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end

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VISIBILITY_PRIVATE = 0

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VISIBILITY_PRIVATE = 0

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VISIBILITY_ROLES = 1

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VISIBILITY_ROLES = 1

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VISIBILITY_PUBLIC = 2

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VISIBILITY_PUBLIC = 2

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belongs_to :project

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belongs_to :project

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belongs_to :user

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belongs_to :user

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has_and_belongs_to_many :roles, :join_table => "#{table_name_prefix}queries_roles#{table_name_suffix}", :foreign_key => "query_id"

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has_and_belongs_to_many :roles, :join_table => "#{table_name_prefix}queries_roles#{table_name_suffix}", :foreign_key => "query_id"

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serialize :filters

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serialize :filters

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serialize :column_names

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serialize :column_names

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serialize :sort_criteria, Array

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serialize :sort_criteria, Array

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serialize :options, Hash

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serialize :options, Hash

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attr_protected :project_id, :user_id

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attr_protected :project_id, :user_id

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validates_presence_of :name

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validates_presence_of :name

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validates_length_of :name, :maximum => 255

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validates_length_of :name, :maximum => 255

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validates :visibility, :inclusion => { :in => [VISIBILITY_PUBLIC, VISIBILITY_ROLES, VISIBILITY_PRIVATE] }

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validates :visibility, :inclusion => { :in => [VISIBILITY_PUBLIC, VISIBILITY_ROLES, VISIBILITY_PRIVATE] }

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validate :validate_query_filters

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validate :validate_query_filters

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validate do |query|

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validate do |query|

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errors.add(:base, l(:label_role_plural) + ' ' + l('activerecord.errors.messages.blank')) if query.visibility == VISIBILITY_ROLES && roles.blank?

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errors.add(:base, l(:label_role_plural) + ' ' + l('activerecord.errors.messages.blank')) if query.visibility == VISIBILITY_ROLES && roles.blank?

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end

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end

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after_save do |query|

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after_save do |query|

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if query.visibility_changed? && query.visibility != VISIBILITY_ROLES

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if query.visibility_changed? && query.visibility != VISIBILITY_ROLES

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query.roles.clear

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query.roles.clear

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end

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end

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end

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end

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class_attribute :operators

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class_attribute :operators

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self.operators = {

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self.operators = {

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"=" => :label_equals,

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"=" => :label_equals,

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"!" => :label_not_equals,

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"!" => :label_not_equals,

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"o" => :label_open_issues,

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"o" => :label_open_issues,

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"c" => :label_closed_issues,

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"c" => :label_closed_issues,

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"!*" => :label_none,

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"!*" => :label_none,

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"*" => :label_any,

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"*" => :label_any,

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">=" => :label_greater_or_equal,

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">=" => :label_greater_or_equal,

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"<=" => :label_less_or_equal,

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"<=" => :label_less_or_equal,

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"><" => :label_between,

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"><" => :label_between,

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"<t+" => :label_in_less_than,

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"<t+" => :label_in_less_than,

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">t+" => :label_in_more_than,

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">t+" => :label_in_more_than,

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"><t+"=> :label_in_the_next_days,

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"><t+"=> :label_in_the_next_days,

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"t+" => :label_in,

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"t+" => :label_in,

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"t" => :label_today,

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"t" => :label_today,

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"ld" => :label_yesterday,

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"ld" => :label_yesterday,

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"w" => :label_this_week,

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"w" => :label_this_week,

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"lw" => :label_last_week,

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"lw" => :label_last_week,

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"l2w" => [:label_last_n_weeks, {:count => 2}],

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"l2w" => [:label_last_n_weeks, {:count => 2}],

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"m" => :label_this_month,

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"m" => :label_this_month,

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"lm" => :label_last_month,

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"lm" => :label_last_month,

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"y" => :label_this_year,

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"y" => :label_this_year,

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">t-" => :label_less_than_ago,

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">t-" => :label_less_than_ago,

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"<t-" => :label_more_than_ago,

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"<t-" => :label_more_than_ago,

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"><t-"=> :label_in_the_past_days,

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"><t-"=> :label_in_the_past_days,

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"t-" => :label_ago,

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"t-" => :label_ago,

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"~" => :label_contains,

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"~" => :label_contains,

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"!~" => :label_not_contains,

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"!~" => :label_not_contains,

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"=p" => :label_any_issues_in_project,

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"=p" => :label_any_issues_in_project,

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"=!p" => :label_any_issues_not_in_project,

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"=!p" => :label_any_issues_not_in_project,

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"!p" => :label_no_issues_in_project,

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"!p" => :label_no_issues_in_project,

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"*o" => :label_any_open_issues,

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"*o" => :label_any_open_issues,

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"!o" => :label_no_open_issues

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"!o" => :label_no_open_issues

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}

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}

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class_attribute :operators_by_filter_type

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class_attribute :operators_by_filter_type

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self.operators_by_filter_type = {

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self.operators_by_filter_type = {

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:list => [ "=", "!" ],

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:list => [ "=", "!" ],

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:list_status => [ "o", "=", "!", "c", "*" ],

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:list_status => [ "o", "=", "!", "c", "*" ],

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:list_optional => [ "=", "!", "!*", "*" ],

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:list_optional => [ "=", "!", "!*", "*" ],

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:list_subprojects => [ "*", "!*", "=" ],

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:list_subprojects => [ "*", "!*", "=" ],

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:date => [ "=", ">=", "<=", "><", "<t+", ">t+", "><t+", "t+", "t", "ld", "w", "lw", "l2w", "m", "lm", "y", ">t-", "<t-", "><t-", "t-", "!*", "*" ],

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:date => [ "=", ">=", "<=", "><", "<t+", ">t+", "><t+", "t+", "t", "ld", "w", "lw", "l2w", "m", "lm", "y", ">t-", "<t-", "><t-", "t-", "!*", "*" ],

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:date_past => [ "=", ">=", "<=", "><", ">t-", "<t-", "><t-", "t-", "t", "ld", "w", "lw", "l2w", "m", "lm", "y", "!*", "*" ],

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:date_past => [ "=", ">=", "<=", "><", ">t-", "<t-", "><t-", "t-", "t", "ld", "w", "lw", "l2w", "m", "lm", "y", "!*", "*" ],

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:string => [ "=", "~", "!", "!~", "!*", "*" ],

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:string => [ "=", "~", "!", "!~", "!*", "*" ],

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:text => [ "~", "!~", "!*", "*" ],

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:text => [ "~", "!~", "!*", "*" ],

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:integer => [ "=", ">=", "<=", "><", "!*", "*" ],

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:integer => [ "=", ">=", "<=", "><", "!*", "*" ],

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:float => [ "=", ">=", "<=", "><", "!*", "*" ],

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:float => [ "=", ">=", "<=", "><", "!*", "*" ],

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:relation => ["=", "=p", "=!p", "!p", "*o", "!o", "!*", "*"],

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:relation => ["=", "=p", "=!p", "!p", "*o", "!o", "!*", "*"],

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:tree => ["=", "~", "!*", "*"]

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:tree => ["=", "~", "!*", "*"]

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}

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}

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class_attribute :available_columns

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class_attribute :available_columns

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self.available_columns = []

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self.available_columns = []

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class_attribute :queried_class

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class_attribute :queried_class

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def queried_table_name

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def queried_table_name

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@queried_table_name ||= self.class.queried_class.table_name

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@queried_table_name ||= self.class.queried_class.table_name

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end

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end

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def initialize(attributes=nil, *args)

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def initialize(attributes=nil, *args)

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super attributes

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super attributes

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@is_for_all = project.nil?

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@is_for_all = project.nil?

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end

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end

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# Builds the query from the given params

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# Builds the query from the given params

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def build_from_params(params)

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def build_from_params(params)

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if params[:fields] || params[:f]

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if params[:fields] || params[:f]

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self.filters = {}

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self.filters = {}

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add_filters(params[:fields] || params[:f], params[:operators] || params[:op], params[:values] || params[:v])

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add_filters(params[:fields] || params[:f], params[:operators] || params[:op], params[:values] || params[:v])

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else

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else

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available_filters.keys.each do |field|

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available_filters.keys.each do |field|

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add_short_filter(field, params[field]) if params[field]

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add_short_filter(field, params[field]) if params[field]

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end

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end

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end

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end

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self.group_by = params[:group_by] || (params[:query] && params[:query][:group_by])

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self.group_by = params[:group_by] || (params[:query] && params[:query][:group_by])

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self.column_names = params[:c] || (params[:query] && params[:query][:column_names])

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self.column_names = params[:c] || (params[:query] && params[:query][:column_names])

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self.totalable_names = params[:t] || (params[:query] && params[:query][:totalable_names])

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self.totalable_names = params[:t] || (params[:query] && params[:query][:totalable_names])

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self

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self

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end

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end

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# Builds a new query from the given params and attributes

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# Builds a new query from the given params and attributes

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def self.build_from_params(params, attributes={})

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def self.build_from_params(params, attributes={})

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new(attributes).build_from_params(params)

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new(attributes).build_from_params(params)

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end

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end

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def validate_query_filters

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def validate_query_filters

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filters.each_key do |field|

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filters.each_key do |field|

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if values_for(field)

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if values_for(field)

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case type_for(field)

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case type_for(field)

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when :integer

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when :integer

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add_filter_error(field, :invalid) if values_for(field).detect {|v| v.present? && !v.match(/\A[+-]?\d+(,[+-]?\d+)*\z/) }

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add_filter_error(field, :invalid) if values_for(field).detect {|v| v.present? && !v.match(/\A[+-]?\d+(,[+-]?\d+)*\z/) }

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when :float

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when :float

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add_filter_error(field, :invalid) if values_for(field).detect {|v| v.present? && !v.match(/\A[+-]?\d+(\.\d*)?\z/) }

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add_filter_error(field, :invalid) if values_for(field).detect {|v| v.present? && !v.match(/\A[+-]?\d+(\.\d*)?\z/) }

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when :date, :date_past

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when :date, :date_past

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case operator_for(field)

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case operator_for(field)

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when "=", ">=", "<=", "><"

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when "=", ">=", "<=", "><"

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add_filter_error(field, :invalid) if values_for(field).detect {|v|

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add_filter_error(field, :invalid) if values_for(field).detect {|v|

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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?)

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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?)

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}

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}

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when ">t-", "<t-", "t-", ">t+", "<t+", "t+", "><t+", "><t-"

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when ">t-", "<t-", "t-", ">t+", "<t+", "t+", "><t+", "><t-"

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add_filter_error(field, :invalid) if values_for(field).detect {|v| v.present? && !v.match(/^\d+$/) }

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add_filter_error(field, :invalid) if values_for(field).detect {|v| v.present? && !v.match(/^\d+$/) }

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end

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end

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end

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end

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end

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end

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add_filter_error(field, :blank) unless

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add_filter_error(field, :blank) unless

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# filter requires one or more values

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# filter requires one or more values

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(values_for(field) and !values_for(field).first.blank?) or

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(values_for(field) and !values_for(field).first.blank?) or

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# filter doesn't require any value

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# filter doesn't require any value

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["o", "c", "!*", "*", "t", "ld", "w", "lw", "l2w", "m", "lm", "y", "*o", "!o"].include? operator_for(field)

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["o", "c", "!*", "*", "t", "ld", "w", "lw", "l2w", "m", "lm", "y", "*o", "!o"].include? operator_for(field)

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end if filters

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end if filters

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end

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end

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def add_filter_error(field, message)

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def add_filter_error(field, message)

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m = label_for(field) + " " + l(message, :scope => 'activerecord.errors.messages')

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m = label_for(field) + " " + l(message, :scope => 'activerecord.errors.messages')

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errors.add(:base, m)

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errors.add(:base, m)

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end

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end

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def editable_by?(user)

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def editable_by?(user)

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return false unless user

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return false unless user

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# Admin can edit them all and regular users can edit their private queries

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# Admin can edit them all and regular users can edit their private queries

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return true if user.admin? || (is_private? && self.user_id == user.id)

298

return true if user.admin? || (is_private? && self.user_id == user.id)

299

# Members can not edit public queries that are for all project (only admin is allowed to)

299

# Members can not edit public queries that are for all project (only admin is allowed to)

300

is_public? && !@is_for_all && user.allowed_to?(:manage_public_queries, project)

300

is_public? && !@is_for_all && user.allowed_to?(:manage_public_queries, project)

301

end

301

end

302

303

def trackers

303

def trackers

304

@trackers ||= (project.nil? ? Tracker.all : project.rolled_up_trackers).visible.sorted

304

@trackers ||= (project.nil? ? Tracker.all : project.rolled_up_trackers).visible.sorted

305

end

305

end

306

307

# Returns a hash of localized labels for all filter operators

307

# Returns a hash of localized labels for all filter operators

308

def self.operators_labels

308

def self.operators_labels

309

operators.inject({}) {|h, operator| h[operator.first] = l(*operator.last); h}

309

operators.inject({}) {|h, operator| h[operator.first] = l(*operator.last); h}

310

end

310

end

311

312

# Returns a representation of the available filters for JSON serialization

312

# Returns a representation of the available filters for JSON serialization

313

def available_filters_as_json

313

def available_filters_as_json

314

json = {}

314

json = {}

315

available_filters.each do |field, options|

315

available_filters.each do |field, options|

316

options = options.slice(:type, :name, :values)

316

options = options.slice(:type, :name, :values)

317

if options[:values] && values_for(field)

317

if options[:values] && values_for(field)

318

missing = Array(values_for(field)).select(&:present?) - options[:values].map(&:last)

318

missing = Array(values_for(field)).select(&:present?) - options[:values].map(&:last)

319

if missing.any? && respond_to?(method = "find_#{field}_filter_values")

319

if missing.any? && respond_to?(method = "find_#{field}_filter_values")

320

options[:values] += send(method, missing)

320

options[:values] += send(method, missing)

321

end

321

end

322

end

322

end

323

json[field] = options.stringify_keys

323

json[field] = options.stringify_keys

324

end

324

end

325

json

325

json

326

end

326

end

327

328

def all_projects

328

def all_projects

329

@all_projects ||= Project.visible.to_a

329

@all_projects ||= Project.visible.to_a

330

end

330

end

331

332

def all_projects_values

332

def all_projects_values

333

return @all_projects_values if @all_projects_values

333

return @all_projects_values if @all_projects_values

334

335

values = []

335

values = []

336

Project.project_tree(all_projects) do |p, level|

336

Project.project_tree(all_projects) do |p, level|

337

prefix = (level > 0 ? ('--' * level + ' ') : '')

337

prefix = (level > 0 ? ('--' * level + ' ') : '')

338

values << ["#{prefix}#{p.name}", p.id.to_s]

338

values << ["#{prefix}#{p.name}", p.id.to_s]

339

end

339

end

340

@all_projects_values = values

340

@all_projects_values = values

341

end

341

end

342

343

# Adds available filters

343

# Adds available filters

344

def initialize_available_filters

344

def initialize_available_filters

345

# implemented by sub-classes

345

# implemented by sub-classes

346

end

346

end

347

protected :initialize_available_filters

347

protected :initialize_available_filters

348

349

# Adds an available filter

349

# Adds an available filter

350

def add_available_filter(field, options)

350

def add_available_filter(field, options)

351

@available_filters ||= ActiveSupport::OrderedHash.new

351

@available_filters ||= ActiveSupport::OrderedHash.new

352

@available_filters[field] = options

352

@available_filters[field] = options

353

@available_filters

353

@available_filters

354

end

354

end

355

356

# Removes an available filter

356

# Removes an available filter

357

def delete_available_filter(field)

357

def delete_available_filter(field)

358

if @available_filters

358

if @available_filters

359

@available_filters.delete(field)

359

@available_filters.delete(field)

360

end

360

end

361

end

361

end

362

363

# Return a hash of available filters

363

# Return a hash of available filters

364

def available_filters

364

def available_filters

365

unless @available_filters

365

unless @available_filters

366

initialize_available_filters

366

initialize_available_filters

367

@available_filters.each do |field, options|

367

@available_filters.each do |field, options|

368

options[:name] ||= l(options[:label] || "field_#{field}".gsub(/_id$/, ''))

368

options[:name] ||= l(options[:label] || "field_#{field}".gsub(/_id$/, ''))

369

end

369

end

370

end

370

end

371

@available_filters

371

@available_filters

372

end

372

end

373

374

def add_filter(field, operator, values=nil)

374

def add_filter(field, operator, values=nil)

375

# values must be an array

375

# values must be an array

376

return unless values.nil? || values.is_a?(Array)

376

return unless values.nil? || values.is_a?(Array)

377

# check if field is defined as an available filter

377

# check if field is defined as an available filter

378

if available_filters.has_key? field

378

if available_filters.has_key? field

379

filter_options = available_filters[field]

379

filter_options = available_filters[field]

380

filters[field] = {:operator => operator, :values => (values || [''])}

380

filters[field] = {:operator => operator, :values => (values || [''])}

381

end

381

end

382

end

382

end

383

384

def add_short_filter(field, expression)

384

def add_short_filter(field, expression)

385

return unless expression && available_filters.has_key?(field)

385

return unless expression && available_filters.has_key?(field)

386

field_type = available_filters[field][:type]

386

field_type = available_filters[field][:type]

387

operators_by_filter_type[field_type].sort.reverse.detect do |operator|

387

operators_by_filter_type[field_type].sort.reverse.detect do |operator|

388

next unless expression =~ /^#{Regexp.escape(operator)}(.*)$/

388

next unless expression =~ /^#{Regexp.escape(operator)}(.*)$/

389

values = $1

389

values = $1

390

add_filter field, operator, values.present? ? values.split('|') : ['']

390

add_filter field, operator, values.present? ? values.split('|') : ['']

391

end || add_filter(field, '=', expression.split('|'))

391

end || add_filter(field, '=', expression.split('|'))

392

end

392

end

393

394

# Add multiple filters using +add_filter+

394

# Add multiple filters using +add_filter+

395

def add_filters(fields, operators, values)

395

def add_filters(fields, operators, values)

396

if fields.is_a?(Array) && operators.is_a?(Hash) && (values.nil? || values.is_a?(Hash))

396

if fields.is_a?(Array) && operators.is_a?(Hash) && (values.nil? || values.is_a?(Hash))

397

fields.each do |field|

397

fields.each do |field|

398

add_filter(field, operators[field], values && values[field])

398

add_filter(field, operators[field], values && values[field])

399

end

399

end

400

end

400

end

401

end

401

end

402

403

def has_filter?(field)

403

def has_filter?(field)

404

filters and filters[field]

404

filters and filters[field]

405

end

405

end

406

407

def type_for(field)

407

def type_for(field)

408

available_filters[field][:type] if available_filters.has_key?(field)

408

available_filters[field][:type] if available_filters.has_key?(field)

409

end

409

end

410

411

def operator_for(field)

411

def operator_for(field)

412

has_filter?(field) ? filters[field][:operator] : nil

412

has_filter?(field) ? filters[field][:operator] : nil

413

end

413

end

414

415

def values_for(field)

415

def values_for(field)

416

has_filter?(field) ? filters[field][:values] : nil

416

has_filter?(field) ? filters[field][:values] : nil

417

end

417

end

418

419

def value_for(field, index=0)

419

def value_for(field, index=0)

420

(values_for(field) || [])[index]

420

(values_for(field) || [])[index]

421

end

421

end

422

423

def label_for(field)

423

def label_for(field)

424

label = available_filters[field][:name] if available_filters.has_key?(field)

424

label = available_filters[field][:name] if available_filters.has_key?(field)

425

label ||= queried_class.human_attribute_name(field, :default => field)

425

label ||= queried_class.human_attribute_name(field, :default => field)

426

end

426

end

427

428

def self.add_available_column(column)

428

def self.add_available_column(column)

429

self.available_columns << (column) if column.is_a?(QueryColumn)

429

self.available_columns << (column) if column.is_a?(QueryColumn)

430

end

430

end

431

432

# Returns an array of columns that can be used to group the results

432

# Returns an array of columns that can be used to group the results

433

def groupable_columns

433

def groupable_columns

434

available_columns.select {|c| c.groupable}

434

available_columns.select {|c| c.groupable}

435

end

435

end

436

437

# Returns a Hash of columns and the key for sorting

437

# Returns a Hash of columns and the key for sorting

438

def sortable_columns

438

def sortable_columns

439

available_columns.inject({}) {|h, column|

439

available_columns.inject({}) {|h, column|

440

h[column.name.to_s] = column.sortable

440

h[column.name.to_s] = column.sortable

441

h

441

h

442

}

442

}

443

end

443

end

444

445

def columns

445

def columns

446

# preserve the column_names order

446

# preserve the column_names order

447

cols = (has_default_columns? ? default_columns_names : column_names).collect do |name|

447

cols = (has_default_columns? ? default_columns_names : column_names).collect do |name|

448

available_columns.find { |col| col.name == name }

448

available_columns.find { |col| col.name == name }

449

end.compact

449

end.compact

450

available_columns.select(&:frozen?) | cols

450

available_columns.select(&:frozen?) | cols

451

end

451

end

452

453

def inline_columns

453

def inline_columns

454

columns.select(&:inline?)

454

columns.select(&:inline?)

455

end

455

end

456

457

def block_columns

457

def block_columns

458

columns.reject(&:inline?)

458

columns.reject(&:inline?)

459

end

459

end

460

461

def available_inline_columns

461

def available_inline_columns

462

available_columns.select(&:inline?)

462

available_columns.select(&:inline?)

463

end

463

end

464

465

def available_block_columns

465

def available_block_columns

466

available_columns.reject(&:inline?)

466

available_columns.reject(&:inline?)

467

end

467

end

468

469

def available_totalable_columns

469

def available_totalable_columns

470

available_columns.select(&:totalable)

470

available_columns.select(&:totalable)

471

end

471

end

472

473

def default_columns_names

473

def default_columns_names

474

[]

474

[]

475

end

475

end

476

477

def column_names=(names)

477

def column_names=(names)

478

if names

478

if names

479

names = names.select {|n| n.is_a?(Symbol) || !n.blank? }

479

names = names.select {|n| n.is_a?(Symbol) || !n.blank? }

480

names = names.collect {|n| n.is_a?(Symbol) ? n : n.to_sym }

480

names = names.collect {|n| n.is_a?(Symbol) ? n : n.to_sym }

481

# Set column_names to nil if default columns

481

# Set column_names to nil if default columns

482

if names == default_columns_names

482

if names == default_columns_names

483

names = nil

483

names = nil

484

end

484

end

485

end

485

end

486

write_attribute(:column_names, names)

486

write_attribute(:column_names, names)

487

end

487

end

488

489

def has_column?(column)

489

def has_column?(column)

490

column_names && column_names.include?(column.is_a?(QueryColumn) ? column.name : column)

490

column_names && column_names.include?(column.is_a?(QueryColumn) ? column.name : column)

491

end

491

end

492

493

def has_custom_field_column?

493

def has_custom_field_column?

494

columns.any? {|column| column.is_a? QueryCustomFieldColumn}

494

columns.any? {|column| column.is_a? QueryCustomFieldColumn}

495

end

495

end

496

497

def has_default_columns?

497

def has_default_columns?

498

column_names.nil? || column_names.empty?

498

column_names.nil? || column_names.empty?

499

end

499

end

500

501

def totalable_columns

501

def totalable_columns

502

names = totalable_names

502

names = totalable_names

503

available_totalable_columns.select {|column| names.include?(column.name)}

503

available_totalable_columns.select {|column| names.include?(column.name)}

504

end

504

end

505

506

def totalable_names=(names)

506

def totalable_names=(names)

507

if names

507

if names

508

names = names.select(&:present?).map {|n| n.is_a?(Symbol) ? n : n.to_sym}

508

names = names.select(&:present?).map {|n| n.is_a?(Symbol) ? n : n.to_sym}

509

end

509

end

510

options[:totalable_names] = names

510

options[:totalable_names] = names

511

end

511

end

512

513

def totalable_names

513

def totalable_names

514

options[:totalable_names] || Setting.issue_list_default_totals.map(&:to_sym) || []

514

options[:totalable_names] || Setting.issue_list_default_totals.map(&:to_sym) || []

515

end

515

end

516

517

def sort_criteria=(arg)

517

def sort_criteria=(arg)

518

c = []

518

c = []

519

if arg.is_a?(Hash)

519

if arg.is_a?(Hash)

520

arg = arg.keys.sort.collect {|k| arg[k]}

520

arg = arg.keys.sort.collect {|k| arg[k]}

521

end

521

end

522

if arg

522

if arg

523

c = arg.select {|k,o| !k.to_s.blank?}.slice(0,3).collect {|k,o| [k.to_s, (o == 'desc' || o == false) ? 'desc' : 'asc']}

523

c = arg.select {|k,o| !k.to_s.blank?}.slice(0,3).collect {|k,o| [k.to_s, (o == 'desc' || o == false) ? 'desc' : 'asc']}

524

end

524

end

525

write_attribute(:sort_criteria, c)

525

write_attribute(:sort_criteria, c)

526

end

526

end

527

528

def sort_criteria

528

def sort_criteria

529

read_attribute(:sort_criteria) || []

529

read_attribute(:sort_criteria) || []

530

end

530

end

531

532

def sort_criteria_key(arg)

532

def sort_criteria_key(arg)

533

sort_criteria && sort_criteria[arg] && sort_criteria[arg].first

533

sort_criteria && sort_criteria[arg] && sort_criteria[arg].first

534

end

534

end

535

536

def sort_criteria_order(arg)

536

def sort_criteria_order(arg)

537

sort_criteria && sort_criteria[arg] && sort_criteria[arg].last

537

sort_criteria && sort_criteria[arg] && sort_criteria[arg].last

538

end

538

end

539

540

def sort_criteria_order_for(key)

540

def sort_criteria_order_for(key)

541

sort_criteria.detect {|k, order| key.to_s == k}.try(:last)

541

sort_criteria.detect {|k, order| key.to_s == k}.try(:last)

542

end

542

end

543

544

# Returns the SQL sort order that should be prepended for grouping

544

# Returns the SQL sort order that should be prepended for grouping

545

def group_by_sort_order

545

def group_by_sort_order

546

if column = group_by_column

546

if column = group_by_column

547

order = (sort_criteria_order_for(column.name) || column.default_order).try(:upcase)

547

order = (sort_criteria_order_for(column.name) || column.default_order || 'asc').try(:upcase)

548

Array(column.sortable).map {|s| "#{s} #{order}"}

548

Array(column.sortable).map {|s| "#{s} #{order}"}

549

end

549

end

550

end

550

end

551

552

# Returns true if the query is a grouped query

552

# Returns true if the query is a grouped query

553

def grouped?

553

def grouped?

554

!group_by_column.nil?

554

!group_by_column.nil?

555

end

555

end

556

557

def group_by_column

557

def group_by_column

558

groupable_columns.detect {|c| c.groupable && c.name.to_s == group_by}

558

groupable_columns.detect {|c| c.groupable && c.name.to_s == group_by}

559

end

559

end

560

561

def group_by_statement

561

def group_by_statement

562

group_by_column.try(:groupable)

562

group_by_column.try(:groupable)

563

end

563

end

564

565

def project_statement

565

def project_statement

566

project_clauses = []

566

project_clauses = []

567

if project && !project.descendants.active.empty?

567

if project && !project.descendants.active.empty?

568

if has_filter?("subproject_id")

568

if has_filter?("subproject_id")

569

case operator_for("subproject_id")

569

case operator_for("subproject_id")

570

when '='

570

when '='

571

# include the selected subprojects

571

# include the selected subprojects

572

ids = [project.id] + values_for("subproject_id").each(&:to_i)

572

ids = [project.id] + values_for("subproject_id").each(&:to_i)

573

project_clauses << "#{Project.table_name}.id IN (%s)" % ids.join(',')

573

project_clauses << "#{Project.table_name}.id IN (%s)" % ids.join(',')

574

when '!*'

574

when '!*'

575

# main project only

575

# main project only

576

project_clauses << "#{Project.table_name}.id = %d" % project.id

576

project_clauses << "#{Project.table_name}.id = %d" % project.id

577

else

577

else

578

# all subprojects

578

# all subprojects

579

project_clauses << "#{Project.table_name}.lft >= #{project.lft} AND #{Project.table_name}.rgt <= #{project.rgt}"

579

project_clauses << "#{Project.table_name}.lft >= #{project.lft} AND #{Project.table_name}.rgt <= #{project.rgt}"

580

end

580

end

581

elsif Setting.display_subprojects_issues?

581

elsif Setting.display_subprojects_issues?

582

project_clauses << "#{Project.table_name}.lft >= #{project.lft} AND #{Project.table_name}.rgt <= #{project.rgt}"

582

project_clauses << "#{Project.table_name}.lft >= #{project.lft} AND #{Project.table_name}.rgt <= #{project.rgt}"

583

else

583

else

584

project_clauses << "#{Project.table_name}.id = %d" % project.id

584

project_clauses << "#{Project.table_name}.id = %d" % project.id

585

end

585

end

586

elsif project

586

elsif project

587

project_clauses << "#{Project.table_name}.id = %d" % project.id

587

project_clauses << "#{Project.table_name}.id = %d" % project.id

588

end

588

end

589

project_clauses.any? ? project_clauses.join(' AND ') : nil

589

project_clauses.any? ? project_clauses.join(' AND ') : nil

590

end

590

end

591

592

def statement

592

def statement

593

# filters clauses

593

# filters clauses

594

filters_clauses = []

594

filters_clauses = []

595

filters.each_key do |field|

595

filters.each_key do |field|

596

next if field == "subproject_id"

596

next if field == "subproject_id"

597

v = values_for(field).clone

597

v = values_for(field).clone

598

next unless v and !v.empty?

598

next unless v and !v.empty?

599

operator = operator_for(field)

599

operator = operator_for(field)

600

601

# "me" value substitution

601

# "me" value substitution

602

if %w(assigned_to_id author_id user_id watcher_id).include?(field)

602

if %w(assigned_to_id author_id user_id watcher_id).include?(field)

603

if v.delete("me")

603

if v.delete("me")

604

if User.current.logged?

604

if User.current.logged?

605

v.push(User.current.id.to_s)

605

v.push(User.current.id.to_s)

606

v += User.current.group_ids.map(&:to_s) if field == 'assigned_to_id'

606

v += User.current.group_ids.map(&:to_s) if field == 'assigned_to_id'

607

else

607

else

608

v.push("0")

608

v.push("0")

609

end

609

end

610

end

610

end

611

end

611

end

612

613

if field == 'project_id'

613

if field == 'project_id'

614

if v.delete('mine')

614

if v.delete('mine')

615

v += User.current.memberships.map(&:project_id).map(&:to_s)

615

v += User.current.memberships.map(&:project_id).map(&:to_s)

616

end

616

end

617

end

617

end

618

619

if field =~ /cf_(\d+)$/

619

if field =~ /cf_(\d+)$/

620

# custom field

620

# custom field

621

filters_clauses << sql_for_custom_field(field, operator, v, $1)

621

filters_clauses << sql_for_custom_field(field, operator, v, $1)

622

elsif respond_to?("sql_for_#{field}_field")

622

elsif respond_to?("sql_for_#{field}_field")

623

# specific statement

623

# specific statement

624

filters_clauses << send("sql_for_#{field}_field", field, operator, v)

624

filters_clauses << send("sql_for_#{field}_field", field, operator, v)

625

else

625

else

626

# regular field

626

# regular field

627

filters_clauses << '(' + sql_for_field(field, operator, v, queried_table_name, field) + ')'

627

filters_clauses << '(' + sql_for_field(field, operator, v, queried_table_name, field) + ')'

628

end

628

end

629

end if filters and valid?

629

end if filters and valid?

630

631

if (c = group_by_column) && c.is_a?(QueryCustomFieldColumn)

631

if (c = group_by_column) && c.is_a?(QueryCustomFieldColumn)

632

# Excludes results for which the grouped custom field is not visible

632

# Excludes results for which the grouped custom field is not visible

633

filters_clauses << c.custom_field.visibility_by_project_condition

633

filters_clauses << c.custom_field.visibility_by_project_condition

634

end

634

end

635

636

filters_clauses << project_statement

636

filters_clauses << project_statement

637

filters_clauses.reject!(&:blank?)

637

filters_clauses.reject!(&:blank?)

638

639

filters_clauses.any? ? filters_clauses.join(' AND ') : nil

639

filters_clauses.any? ? filters_clauses.join(' AND ') : nil

640

end

640

end

641

642

# Returns the sum of values for the given column

642

# Returns the sum of values for the given column

643

def total_for(column)

643

def total_for(column)

644

total_with_scope(column, base_scope)

644

total_with_scope(column, base_scope)

645

end

645

end

646

647

# Returns a hash of the sum of the given column for each group,

647

# Returns a hash of the sum of the given column for each group,

648

# or nil if the query is not grouped

648

# or nil if the query is not grouped

649

def total_by_group_for(column)

649

def total_by_group_for(column)

650

grouped_query do |scope|

650

grouped_query do |scope|

651

total_with_scope(column, scope)

651

total_with_scope(column, scope)

652

end

652

end

653

end

653

end

654

655

def totals

655

def totals

656

totals = totalable_columns.map {|column| [column, total_for(column)]}

656

totals = totalable_columns.map {|column| [column, total_for(column)]}

657

yield totals if block_given?

657

yield totals if block_given?

658

totals

658

totals

659

end

659

end

660

661

def totals_by_group

661

def totals_by_group

662

totals = totalable_columns.map {|column| [column, total_by_group_for(column)]}

662

totals = totalable_columns.map {|column| [column, total_by_group_for(column)]}

663

yield totals if block_given?

663

yield totals if block_given?

664

totals

664

totals

665

end

665

end

666

667

private

667

private

668

669

def grouped_query(&block)

669

def grouped_query(&block)

670

r = nil

670

r = nil

671

if grouped?

671

if grouped?

672

begin

672

begin

673

# Rails3 will raise an (unexpected) RecordNotFound if there's only a nil group value

673

# Rails3 will raise an (unexpected) RecordNotFound if there's only a nil group value

674

r = yield base_group_scope

674

r = yield base_group_scope

675

rescue ActiveRecord::RecordNotFound

675

rescue ActiveRecord::RecordNotFound

676

r = {nil => yield(base_scope)}

676

r = {nil => yield(base_scope)}

677

end

677

end

678

c = group_by_column

678

c = group_by_column

679

if c.is_a?(QueryCustomFieldColumn)

679

if c.is_a?(QueryCustomFieldColumn)

680

r = r.keys.inject({}) {|h, k| h[c.custom_field.cast_value(k)] = r[k]; h}

680

r = r.keys.inject({}) {|h, k| h[c.custom_field.cast_value(k)] = r[k]; h}

681

end

681

end

682

end

682

end

683

r

683

r

684

rescue ::ActiveRecord::StatementInvalid => e

684

rescue ::ActiveRecord::StatementInvalid => e

685

raise StatementInvalid.new(e.message)

685

raise StatementInvalid.new(e.message)

686

end

686

end

687

688

def total_with_scope(column, scope)

688

def total_with_scope(column, scope)

689

unless column.is_a?(QueryColumn)

689

unless column.is_a?(QueryColumn)

690

column = column.to_sym

690

column = column.to_sym

691

column = available_totalable_columns.detect {|c| c.name == column}

691

column = available_totalable_columns.detect {|c| c.name == column}

692

end

692

end

693

if column.is_a?(QueryCustomFieldColumn)

693

if column.is_a?(QueryCustomFieldColumn)

694

custom_field = column.custom_field

694

custom_field = column.custom_field

695

send "total_for_custom_field", custom_field, scope

695

send "total_for_custom_field", custom_field, scope

696

else

696

else

697

send "total_for_#{column.name}", scope

697

send "total_for_#{column.name}", scope

698

end

698

end

699

rescue ::ActiveRecord::StatementInvalid => e

699

rescue ::ActiveRecord::StatementInvalid => e

700

raise StatementInvalid.new(e.message)

700

raise StatementInvalid.new(e.message)

701

end

701

end

702

703

def base_scope

703

def base_scope

704

raise "unimplemented"

704

raise "unimplemented"

705

end

705

end

706

707

def base_group_scope

707

def base_group_scope

708

base_scope.

708

base_scope.

709

joins(joins_for_order_statement(group_by_statement)).

709

joins(joins_for_order_statement(group_by_statement)).

710

group(group_by_statement)

710

group(group_by_statement)

711

end

711

end

712

713

def total_for_custom_field(custom_field, scope, &block)

713

def total_for_custom_field(custom_field, scope, &block)

714

total = custom_field.format.total_for_scope(custom_field, scope)

714

total = custom_field.format.total_for_scope(custom_field, scope)

715

total = map_total(total) {|t| custom_field.format.cast_total_value(custom_field, t)}

715

total = map_total(total) {|t| custom_field.format.cast_total_value(custom_field, t)}

716

total

716

total

717

end

717

end

718

719

def map_total(total, &block)

719

def map_total(total, &block)

720

if total.is_a?(Hash)

720

if total.is_a?(Hash)

721

total.keys.each {|k| total[k] = yield total[k]}

721

total.keys.each {|k| total[k] = yield total[k]}

722

else

722

else

723

total = yield total

723

total = yield total

724

end

724

end

725

total

725

total

726

end

726

end

727

728

def sql_for_custom_field(field, operator, value, custom_field_id)

728

def sql_for_custom_field(field, operator, value, custom_field_id)

729

db_table = CustomValue.table_name

729

db_table = CustomValue.table_name

730

db_field = 'value'

730

db_field = 'value'

731

filter = @available_filters[field]

731

filter = @available_filters[field]

732

return nil unless filter

732

return nil unless filter

733

if filter[:field].format.target_class && filter[:field].format.target_class <= User

733

if filter[:field].format.target_class && filter[:field].format.target_class <= User

734

if value.delete('me')

734

if value.delete('me')

735

value.push User.current.id.to_s

735

value.push User.current.id.to_s

736

end

736

end

737

end

737

end

738

not_in = nil

738

not_in = nil

739

if operator == '!'

739

if operator == '!'

740

# Makes ! operator work for custom fields with multiple values

740

# Makes ! operator work for custom fields with multiple values

741

operator = '='

741

operator = '='

742

not_in = 'NOT'

742

not_in = 'NOT'

743

end

743

end

744

customized_key = "id"

744

customized_key = "id"

745

customized_class = queried_class

745

customized_class = queried_class

746

if field =~ /^(.+)\.cf_/

746

if field =~ /^(.+)\.cf_/

747

assoc = $1

747

assoc = $1

748

customized_key = "#{assoc}_id"

748

customized_key = "#{assoc}_id"

749

customized_class = queried_class.reflect_on_association(assoc.to_sym).klass.base_class rescue nil

749

customized_class = queried_class.reflect_on_association(assoc.to_sym).klass.base_class rescue nil

750

raise "Unknown #{queried_class.name} association #{assoc}" unless customized_class

750

raise "Unknown #{queried_class.name} association #{assoc}" unless customized_class

751

end

751

end

752

where = sql_for_field(field, operator, value, db_table, db_field, true)

752

where = sql_for_field(field, operator, value, db_table, db_field, true)

753

if operator =~ /[<>]/

753

if operator =~ /[<>]/

754

where = "(#{where}) AND #{db_table}.#{db_field} <> ''"

754

where = "(#{where}) AND #{db_table}.#{db_field} <> ''"

755

end

755

end

756

"#{queried_table_name}.#{customized_key} #{not_in} IN (" +

756

"#{queried_table_name}.#{customized_key} #{not_in} IN (" +

757

"SELECT #{customized_class.table_name}.id FROM #{customized_class.table_name}" +

757

"SELECT #{customized_class.table_name}.id FROM #{customized_class.table_name}" +

758

" 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}" +

758

" 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}" +

759

" WHERE (#{where}) AND (#{filter[:field].visibility_by_project_condition}))"

759

" WHERE (#{where}) AND (#{filter[:field].visibility_by_project_condition}))"

760

end

760

end

761

762

# Helper method to generate the WHERE sql for a +field+, +operator+ and a +value+

762

# Helper method to generate the WHERE sql for a +field+, +operator+ and a +value+

763

def sql_for_field(field, operator, value, db_table, db_field, is_custom_filter=false)

763

def sql_for_field(field, operator, value, db_table, db_field, is_custom_filter=false)

764

sql = ''

764

sql = ''

765

case operator

765

case operator

766

when "="

766

when "="

767

if value.any?

767

if value.any?

768

case type_for(field)

768

case type_for(field)

769

when :date, :date_past

769

when :date, :date_past

770

sql = date_clause(db_table, db_field, parse_date(value.first), parse_date(value.first), is_custom_filter)

770

sql = date_clause(db_table, db_field, parse_date(value.first), parse_date(value.first), is_custom_filter)

771

when :integer

771

when :integer

772

int_values = value.first.to_s.scan(/[+-]?\d+/).map(&:to_i).join(",")

772

int_values = value.first.to_s.scan(/[+-]?\d+/).map(&:to_i).join(",")

773

if int_values.present?

773

if int_values.present?

774

if is_custom_filter

774

if is_custom_filter

775

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)) IN (#{int_values}))"

775

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)) IN (#{int_values}))"

776

else

776

else

777

sql = "#{db_table}.#{db_field} IN (#{int_values})"

777

sql = "#{db_table}.#{db_field} IN (#{int_values})"

778

end

778

end

779

else

779

else

780

sql = "1=0"

780

sql = "1=0"

781

end

781

end

782

when :float

782

when :float

783

if is_custom_filter

783

if is_custom_filter

784

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})"

784

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})"

785

else

785

else

786

sql = "#{db_table}.#{db_field} BETWEEN #{value.first.to_f - 1e-5} AND #{value.first.to_f + 1e-5}"

786

sql = "#{db_table}.#{db_field} BETWEEN #{value.first.to_f - 1e-5} AND #{value.first.to_f + 1e-5}"

787

end

787

end

788

else

788

else

789

sql = queried_class.send(:sanitize_sql_for_conditions, ["#{db_table}.#{db_field} IN (?)", value])

789

sql = queried_class.send(:sanitize_sql_for_conditions, ["#{db_table}.#{db_field} IN (?)", value])

790

end

790

end

791

else

791

else

792

# IN an empty set

792

# IN an empty set

793

sql = "1=0"

793

sql = "1=0"

794

end

794

end

795

when "!"

795

when "!"

796

if value.any?

796

if value.any?

797

sql = queried_class.send(:sanitize_sql_for_conditions, ["(#{db_table}.#{db_field} IS NULL OR #{db_table}.#{db_field} NOT IN (?))", value])

797

sql = queried_class.send(:sanitize_sql_for_conditions, ["(#{db_table}.#{db_field} IS NULL OR #{db_table}.#{db_field} NOT IN (?))", value])

798

else

798

else

799

# NOT IN an empty set

799

# NOT IN an empty set

800

sql = "1=1"

800

sql = "1=1"

801

end

801

end

802

when "!*"

802

when "!*"

803

sql = "#{db_table}.#{db_field} IS NULL"

803

sql = "#{db_table}.#{db_field} IS NULL"

804

sql << " OR #{db_table}.#{db_field} = ''" if is_custom_filter

804

sql << " OR #{db_table}.#{db_field} = ''" if is_custom_filter

805

when "*"

805

when "*"

806

sql = "#{db_table}.#{db_field} IS NOT NULL"

806

sql = "#{db_table}.#{db_field} IS NOT NULL"

807

sql << " AND #{db_table}.#{db_field} <> ''" if is_custom_filter

807

sql << " AND #{db_table}.#{db_field} <> ''" if is_custom_filter

808

when ">="

808

when ">="

809

if [:date, :date_past].include?(type_for(field))

809

if [:date, :date_past].include?(type_for(field))

810

sql = date_clause(db_table, db_field, parse_date(value.first), nil, is_custom_filter)

810

sql = date_clause(db_table, db_field, parse_date(value.first), nil, is_custom_filter)

811

else

811

else

812

if is_custom_filter

812

if is_custom_filter

813

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})"

813

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})"

814

else

814

else

815

sql = "#{db_table}.#{db_field} >= #{value.first.to_f}"

815

sql = "#{db_table}.#{db_field} >= #{value.first.to_f}"

816

end

816

end

817

end

817

end

818

when "<="

818

when "<="

819

if [:date, :date_past].include?(type_for(field))

819

if [:date, :date_past].include?(type_for(field))

820

sql = date_clause(db_table, db_field, nil, parse_date(value.first), is_custom_filter)

820

sql = date_clause(db_table, db_field, nil, parse_date(value.first), is_custom_filter)

821

else

821

else

822

if is_custom_filter

822

if is_custom_filter

823

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})"

823

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})"

824

else

824

else

825

sql = "#{db_table}.#{db_field} <= #{value.first.to_f}"

825

sql = "#{db_table}.#{db_field} <= #{value.first.to_f}"

826

end

826

end

827

end

827

end

828

when "><"

828

when "><"

829

if [:date, :date_past].include?(type_for(field))

829

if [:date, :date_past].include?(type_for(field))

830

sql = date_clause(db_table, db_field, parse_date(value[0]), parse_date(value[1]), is_custom_filter)

830

sql = date_clause(db_table, db_field, parse_date(value[0]), parse_date(value[1]), is_custom_filter)

831

else

831

else

832

if is_custom_filter

832

if is_custom_filter

833

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})"

833

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})"

834

else

834

else

835

sql = "#{db_table}.#{db_field} BETWEEN #{value[0].to_f} AND #{value[1].to_f}"

835

sql = "#{db_table}.#{db_field} BETWEEN #{value[0].to_f} AND #{value[1].to_f}"

836

end

836

end

837

end

837

end

838

when "o"

838

when "o"

839

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"

839

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"

840

when "c"

840

when "c"

841

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"

841

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"

842

when "><t-"

842

when "><t-"

843

# between today - n days and today

843

# between today - n days and today

844

sql = relative_date_clause(db_table, db_field, - value.first.to_i, 0, is_custom_filter)

844

sql = relative_date_clause(db_table, db_field, - value.first.to_i, 0, is_custom_filter)

845

when ">t-"

845

when ">t-"

846

# >= today - n days

846

# >= today - n days

847

sql = relative_date_clause(db_table, db_field, - value.first.to_i, nil, is_custom_filter)

847

sql = relative_date_clause(db_table, db_field, - value.first.to_i, nil, is_custom_filter)

848

when "<t-"

848

when "<t-"

849

# <= today - n days

849

# <= today - n days

850

sql = relative_date_clause(db_table, db_field, nil, - value.first.to_i, is_custom_filter)

850

sql = relative_date_clause(db_table, db_field, nil, - value.first.to_i, is_custom_filter)

851

when "t-"

851

when "t-"

852

# = n days in past

852

# = n days in past

853

sql = relative_date_clause(db_table, db_field, - value.first.to_i, - value.first.to_i, is_custom_filter)

853

sql = relative_date_clause(db_table, db_field, - value.first.to_i, - value.first.to_i, is_custom_filter)

854

when "><t+"

854

when "><t+"

855

# between today and today + n days

855

# between today and today + n days

856

sql = relative_date_clause(db_table, db_field, 0, value.first.to_i, is_custom_filter)

856

sql = relative_date_clause(db_table, db_field, 0, value.first.to_i, is_custom_filter)

857

when ">t+"

857

when ">t+"

858

# >= today + n days

858

# >= today + n days

859

sql = relative_date_clause(db_table, db_field, value.first.to_i, nil, is_custom_filter)

859

sql = relative_date_clause(db_table, db_field, value.first.to_i, nil, is_custom_filter)

860

when "<t+"

860

when "<t+"

861

# <= today + n days

861

# <= today + n days

862

sql = relative_date_clause(db_table, db_field, nil, value.first.to_i, is_custom_filter)

862

sql = relative_date_clause(db_table, db_field, nil, value.first.to_i, is_custom_filter)

863

when "t+"

863

when "t+"

864

# = today + n days

864

# = today + n days

865

sql = relative_date_clause(db_table, db_field, value.first.to_i, value.first.to_i, is_custom_filter)

865

sql = relative_date_clause(db_table, db_field, value.first.to_i, value.first.to_i, is_custom_filter)

866

when "t"

866

when "t"

867

# = today

867

# = today

868

sql = relative_date_clause(db_table, db_field, 0, 0, is_custom_filter)

868

sql = relative_date_clause(db_table, db_field, 0, 0, is_custom_filter)

869

when "ld"

869

when "ld"

870

# = yesterday

870

# = yesterday

871

sql = relative_date_clause(db_table, db_field, -1, -1, is_custom_filter)

871

sql = relative_date_clause(db_table, db_field, -1, -1, is_custom_filter)

872

when "w"

872

when "w"

873

# = this week

873

# = this week

874

first_day_of_week = l(:general_first_day_of_week).to_i

874

first_day_of_week = l(:general_first_day_of_week).to_i

875

day_of_week = User.current.today.cwday

875

day_of_week = User.current.today.cwday

876

days_ago = (day_of_week >= first_day_of_week ? day_of_week - first_day_of_week : day_of_week + 7 - first_day_of_week)

876

days_ago = (day_of_week >= first_day_of_week ? day_of_week - first_day_of_week : day_of_week + 7 - first_day_of_week)

877

sql = relative_date_clause(db_table, db_field, - days_ago, - days_ago + 6, is_custom_filter)

877

sql = relative_date_clause(db_table, db_field, - days_ago, - days_ago + 6, is_custom_filter)

878

when "lw"

878

when "lw"

879

# = last week

879

# = last week

880

first_day_of_week = l(:general_first_day_of_week).to_i

880

first_day_of_week = l(:general_first_day_of_week).to_i

881

day_of_week = User.current.today.cwday

881

day_of_week = User.current.today.cwday

882

days_ago = (day_of_week >= first_day_of_week ? day_of_week - first_day_of_week : day_of_week + 7 - first_day_of_week)

882

days_ago = (day_of_week >= first_day_of_week ? day_of_week - first_day_of_week : day_of_week + 7 - first_day_of_week)

883

sql = relative_date_clause(db_table, db_field, - days_ago - 7, - days_ago - 1, is_custom_filter)

883

sql = relative_date_clause(db_table, db_field, - days_ago - 7, - days_ago - 1, is_custom_filter)

884

when "l2w"

884

when "l2w"

885

# = last 2 weeks

885

# = last 2 weeks

886

first_day_of_week = l(:general_first_day_of_week).to_i

886

first_day_of_week = l(:general_first_day_of_week).to_i

887

day_of_week = User.current.today.cwday

887

day_of_week = User.current.today.cwday

888

days_ago = (day_of_week >= first_day_of_week ? day_of_week - first_day_of_week : day_of_week + 7 - first_day_of_week)

888

days_ago = (day_of_week >= first_day_of_week ? day_of_week - first_day_of_week : day_of_week + 7 - first_day_of_week)

889

sql = relative_date_clause(db_table, db_field, - days_ago - 14, - days_ago - 1, is_custom_filter)

889

sql = relative_date_clause(db_table, db_field, - days_ago - 14, - days_ago - 1, is_custom_filter)

890

when "m"

890

when "m"

891

# = this month

891

# = this month

892

date = User.current.today

892

date = User.current.today

893

sql = date_clause(db_table, db_field, date.beginning_of_month, date.end_of_month, is_custom_filter)

893

sql = date_clause(db_table, db_field, date.beginning_of_month, date.end_of_month, is_custom_filter)

894

when "lm"

894

when "lm"

895

# = last month

895

# = last month

896

date = User.current.today.prev_month

896

date = User.current.today.prev_month

897

sql = date_clause(db_table, db_field, date.beginning_of_month, date.end_of_month, is_custom_filter)

897

sql = date_clause(db_table, db_field, date.beginning_of_month, date.end_of_month, is_custom_filter)

898

when "y"

898

when "y"

899

# = this year

899

# = this year

900

date = User.current.today

900

date = User.current.today

901

sql = date_clause(db_table, db_field, date.beginning_of_year, date.end_of_year, is_custom_filter)

901

sql = date_clause(db_table, db_field, date.beginning_of_year, date.end_of_year, is_custom_filter)

902

when "~"

902

when "~"

903

sql = sql_contains("#{db_table}.#{db_field}", value.first)

903

sql = sql_contains("#{db_table}.#{db_field}", value.first)

904

when "!~"

904

when "!~"

905

sql = sql_contains("#{db_table}.#{db_field}", value.first, false)

905

sql = sql_contains("#{db_table}.#{db_field}", value.first, false)

906

else

906

else

907

raise "Unknown query operator #{operator}"

907

raise "Unknown query operator #{operator}"

908

end

908

end

909

910

return sql

910

return sql

911

end

911

end

912

913

# Returns a SQL LIKE statement with wildcards

913

# Returns a SQL LIKE statement with wildcards

914

def sql_contains(db_field, value, match=true)

914

def sql_contains(db_field, value, match=true)

915

queried_class.send :sanitize_sql_for_conditions,

915

queried_class.send :sanitize_sql_for_conditions,

916

[Redmine::Database.like(db_field, '?', :match => match), "%#{value}%"]

916

[Redmine::Database.like(db_field, '?', :match => match), "%#{value}%"]

917

end

917

end

918

919

# Adds a filter for the given custom field

919

# Adds a filter for the given custom field

920

def add_custom_field_filter(field, assoc=nil)

920

def add_custom_field_filter(field, assoc=nil)

921

options = field.query_filter_options(self)

921

options = field.query_filter_options(self)

922

if field.format.target_class && field.format.target_class <= User

922

if field.format.target_class && field.format.target_class <= User

923

if options[:values].is_a?(Array) && User.current.logged?

923

if options[:values].is_a?(Array) && User.current.logged?

924

options[:values].unshift ["<< #{l(:label_me)} >>", "me"]

924

options[:values].unshift ["<< #{l(:label_me)} >>", "me"]

925

end

925

end

926

end

926

end

927

928

filter_id = "cf_#{field.id}"

928

filter_id = "cf_#{field.id}"

929

filter_name = field.name

929

filter_name = field.name

930

if assoc.present?

930

if assoc.present?

931

filter_id = "#{assoc}.#{filter_id}"

931

filter_id = "#{assoc}.#{filter_id}"

932

filter_name = l("label_attribute_of_#{assoc}", :name => filter_name)

932

filter_name = l("label_attribute_of_#{assoc}", :name => filter_name)

933

end

933

end

934

add_available_filter filter_id, options.merge({

934

add_available_filter filter_id, options.merge({

935

:name => filter_name,

935

:name => filter_name,

936

:field => field

936

:field => field

937

})

937

})

938

end

938

end

939

940

# Adds filters for the given custom fields scope

940

# Adds filters for the given custom fields scope

941

def add_custom_fields_filters(scope, assoc=nil)

941

def add_custom_fields_filters(scope, assoc=nil)

942

scope.visible.where(:is_filter => true).sorted.each do |field|

942

scope.visible.where(:is_filter => true).sorted.each do |field|

943

add_custom_field_filter(field, assoc)

943

add_custom_field_filter(field, assoc)

944

end

944

end

945

end

945

end

946

947

# Adds filters for the given associations custom fields

947

# Adds filters for the given associations custom fields

948

def add_associations_custom_fields_filters(*associations)

948

def add_associations_custom_fields_filters(*associations)

949

fields_by_class = CustomField.visible.where(:is_filter => true).group_by(&:class)

949

fields_by_class = CustomField.visible.where(:is_filter => true).group_by(&:class)

950

associations.each do |assoc|

950

associations.each do |assoc|

951

association_klass = queried_class.reflect_on_association(assoc).klass

951

association_klass = queried_class.reflect_on_association(assoc).klass

952

fields_by_class.each do |field_class, fields|

952

fields_by_class.each do |field_class, fields|

953

if field_class.customized_class <= association_klass

953

if field_class.customized_class <= association_klass

954

fields.sort.each do |field|

954

fields.sort.each do |field|

955

add_custom_field_filter(field, assoc)

955

add_custom_field_filter(field, assoc)

956

end

956

end

957

end

957

end

958

end

958

end

959

end

959

end

960

end

960

end

961

962

def quoted_time(time, is_custom_filter)

962

def quoted_time(time, is_custom_filter)

963

if is_custom_filter

963

if is_custom_filter

964

# Custom field values are stored as strings in the DB

964

# Custom field values are stored as strings in the DB

965

# using this format that does not depend on DB date representation

965

# using this format that does not depend on DB date representation

966

time.strftime("%Y-%m-%d %H:%M:%S")

966

time.strftime("%Y-%m-%d %H:%M:%S")

967

else

967

else

968

self.class.connection.quoted_date(time)

968

self.class.connection.quoted_date(time)

969

end

969

end

970

end

970

end

971

972

def date_for_user_time_zone(y, m, d)

972

def date_for_user_time_zone(y, m, d)

973

if tz = User.current.time_zone

973

if tz = User.current.time_zone

974

tz.local y, m, d

974

tz.local y, m, d

975

else

975

else

976

Time.local y, m, d

976

Time.local y, m, d

977

end

977

end

978

end

978

end

979

980

# Returns a SQL clause for a date or datetime field.

980

# Returns a SQL clause for a date or datetime field.

981

def date_clause(table, field, from, to, is_custom_filter)

981

def date_clause(table, field, from, to, is_custom_filter)

982

s = []

982

s = []

983

if from

983

if from

984

if from.is_a?(Date)

984

if from.is_a?(Date)

985

from = date_for_user_time_zone(from.year, from.month, from.day).yesterday.end_of_day

985

from = date_for_user_time_zone(from.year, from.month, from.day).yesterday.end_of_day

986

else

986

else

987

from = from - 1 # second

987

from = from - 1 # second

988

end

988

end

989

if self.class.default_timezone == :utc

989

if self.class.default_timezone == :utc

990

from = from.utc

990

from = from.utc

991

end

991

end

992

s << ("#{table}.#{field} > '%s'" % [quoted_time(from, is_custom_filter)])

992

s << ("#{table}.#{field} > '%s'" % [quoted_time(from, is_custom_filter)])

993

end

993

end

994

if to

994

if to

995

if to.is_a?(Date)

995

if to.is_a?(Date)

996

to = date_for_user_time_zone(to.year, to.month, to.day).end_of_day

996

to = date_for_user_time_zone(to.year, to.month, to.day).end_of_day

997

end

997

end

998

if self.class.default_timezone == :utc

998

if self.class.default_timezone == :utc

999

to = to.utc

999

to = to.utc

1000

end

1000

end

1001

s << ("#{table}.#{field} <= '%s'" % [quoted_time(to, is_custom_filter)])

1001

s << ("#{table}.#{field} <= '%s'" % [quoted_time(to, is_custom_filter)])

1002

end

1002

end

1003

s.join(' AND ')

1003

s.join(' AND ')

1004

end

1004

end

1005

1006

# Returns a SQL clause for a date or datetime field using relative dates.

1006

# Returns a SQL clause for a date or datetime field using relative dates.

1007

def relative_date_clause(table, field, days_from, days_to, is_custom_filter)

1007

def relative_date_clause(table, field, days_from, days_to, is_custom_filter)

1008

date_clause(table, field, (days_from ? User.current.today + days_from : nil), (days_to ? User.current.today + days_to : nil), is_custom_filter)

1008

date_clause(table, field, (days_from ? User.current.today + days_from : nil), (days_to ? User.current.today + days_to : nil), is_custom_filter)

1009

end

1009

end

1010

1011

# Returns a Date or Time from the given filter value

1011

# Returns a Date or Time from the given filter value

1012

def parse_date(arg)

1012

def parse_date(arg)

1013

if arg.to_s =~ /\A\d{4}-\d{2}-\d{2}T/

1013

if arg.to_s =~ /\A\d{4}-\d{2}-\d{2}T/

1014

Time.parse(arg) rescue nil

1014

Time.parse(arg) rescue nil

1015

else

1015

else

1016

Date.parse(arg) rescue nil

1016

Date.parse(arg) rescue nil

1017

end

1017

end

1018

end

1018

end

1019

1020

# Additional joins required for the given sort options

1020

# Additional joins required for the given sort options

1021

def joins_for_order_statement(order_options)

1021

def joins_for_order_statement(order_options)

1022

joins = []

1022

joins = []

1023

1024

if order_options

1024

if order_options

1025

if order_options.include?('authors')

1025

if order_options.include?('authors')

1026

joins << "LEFT OUTER JOIN #{User.table_name} authors ON authors.id = #{queried_table_name}.author_id"

1026

joins << "LEFT OUTER JOIN #{User.table_name} authors ON authors.id = #{queried_table_name}.author_id"

1027

end

1027

end

1028

order_options.scan(/cf_\d+/).uniq.each do |name|

1028

order_options.scan(/cf_\d+/).uniq.each do |name|

1029

column = available_columns.detect {|c| c.name.to_s == name}

1029

column = available_columns.detect {|c| c.name.to_s == name}

1030

join = column && column.custom_field.join_for_order_statement

1030

join = column && column.custom_field.join_for_order_statement

1031

if join

1031

if join

1032

joins << join

1032

joins << join

1033

end

1033

end

1034

end

1034

end

1035

end

1035

end

1036

1037

joins.any? ? joins.join(' ') : nil

1037

joins.any? ? joins.join(' ') : nil

1038

end

1038

end

1039

end

1039

end

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             # Redmine - project management software
             # Copyright (C) 2006-2016  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, :totalable, :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.totalable = options[:totalable] || false
                 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
                 self.totalable = custom_field.totalable?
                 @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,
                 "*o"  => :label_any_open_issues,
                 "!o"  => :label_no_open_issues
               }
               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", "*o", "!o", "!*", "*"],
                 :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.totalable_names = params[:t] || (params[:query] && params[:query][:totalable_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(/\A[+-]?\d+(,[+-]?\d+)*\z/) }
                     when :float
                       add_filter_error(field, :invalid) if values_for(field).detect {|v| v.present? && !v.match(/\A[+-]?\d+(\.\d*)?\z/) }
                     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", "*o", "!o"].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.all : project.rolled_up_trackers).visible.sorted
               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|
                   options = options.slice(:type, :name, :values)
                   if options[:values] && values_for(field)
                     missing = Array(values_for(field)).select(&:present?) - options[:values].map(&:last)
                     if missing.any? && respond_to?(method = "find_#{field}_filter_values")
                       options[:values] += send(method, missing)
                     end
                   end
                   json[field] = options.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 ||= queried_class.human_attribute_name(field, :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 available_totalable_columns
                 available_columns.select(&:totalable)
               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 totalable_columns
                 names = totalable_names
                 available_totalable_columns.select {|column| names.include?(column.name)}
               end
               def totalable_names=(names)
                 if names
                   names = names.select(&:present?).map {|n| n.is_a?(Symbol) ? n : n.to_sym}
                 end
                 options[:totalable_names] = names
               end
               def totalable_names
                 options[:totalable_names] || Setting.issue_list_default_totals.map(&:to_sym) || []
               end
               def sort_criteria=(arg)
                 c = []
                 if arg.is_a?(Hash)
                   arg = arg.keys.sort.collect {|k| arg[k]}
                 end
                 if arg
                   c = arg.select {|k,o| !k.to_s.blank?}.slice(0,3).collect {|k,o| [k.to_s, (o == 'desc' || o == false) ? 'desc' : 'asc']}
                 end
                 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 column = group_by_column
-                  order = (sort_criteria_order_for(column.name) || column.default_order).try(:upcase)
+                  order = (sort_criteria_order_for(column.name) || column.default_order || 'asc').try(:upcase)
                   Array(column.sortable).map {|s| "#{s} #{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?
                   if has_filter?("subproject_id")
                     case operator_for("subproject_id")
                     when '='
                       # include the selected subprojects
                       ids = [project.id] + values_for("subproject_id").each(&:to_i)
                       project_clauses << "#{Project.table_name}.id IN (%s)" % ids.join(',')
                     when '!*'
                       # main project only
                       project_clauses << "#{Project.table_name}.id = %d" % project.id
                     else
                       # all subprojects
                       project_clauses << "#{Project.table_name}.lft >= #{project.lft} AND #{Project.table_name}.rgt <= #{project.rgt}"
                     end
                   elsif Setting.display_subprojects_issues?
                     project_clauses << "#{Project.table_name}.lft >= #{project.lft} AND #{Project.table_name}.rgt <= #{project.rgt}"
                   else
                     project_clauses << "#{Project.table_name}.id = %d" % project.id
                   end
                 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
               # Returns the sum of values for the given column
               def total_for(column)
                 total_with_scope(column, base_scope)
               end
               # Returns a hash of the sum of the given column for each group,
               # or nil if the query is not grouped
               def total_by_group_for(column)
                 grouped_query do |scope|
                   total_with_scope(column, scope)
                 end
               end
               def totals
                 totals = totalable_columns.map {|column| [column, total_for(column)]}
                 yield totals if block_given?
                 totals
               end
               def totals_by_group
                 totals = totalable_columns.map {|column| [column, total_by_group_for(column)]}
                 yield totals if block_given?
                 totals
               end
               private
               def grouped_query(&block)
                 r = nil
                 if grouped?
                   begin
                     # Rails3 will raise an (unexpected) RecordNotFound if there's only a nil group value
                     r = yield base_group_scope
                   rescue ActiveRecord::RecordNotFound
                     r = {nil => yield(base_scope)}
                   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
               def total_with_scope(column, scope)
                 unless column.is_a?(QueryColumn)
                   column = column.to_sym
                   column = available_totalable_columns.detect {|c| c.name == column}
                 end
                 if column.is_a?(QueryCustomFieldColumn)
                   custom_field = column.custom_field
                   send "total_for_custom_field", custom_field, scope
                 else
                   send "total_for_#{column.name}", scope
                 end
               rescue ::ActiveRecord::StatementInvalid => e
                 raise StatementInvalid.new(e.message)
               end
               def base_scope
                 raise "unimplemented"
               end
               def base_group_scope
                 base_scope.
                   joins(joins_for_order_statement(group_by_statement)).
                   group(group_by_statement)
               end
               def total_for_custom_field(custom_field, scope, &block)
                 total = custom_field.format.total_for_scope(custom_field, scope)
                 total = map_total(total) {|t| custom_field.format.cast_total_value(custom_field, t)}
                 total
               end
               def map_total(total, &block)
                 if total.is_a?(Hash)
                   total.keys.each {|k| total[k] = yield total[k]}
                 else
                   total = yield total
                 end
                 total
               end
               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
                       int_values = value.first.to_s.scan(/[+-]?\d+/).map(&:to_i).join(",")
                       if int_values.present?
                         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)) IN (#{int_values}))"
                         else
                           sql = "#{db_table}.#{db_field} IN (#{int_values})"
                         end
                       else
                         sql = "1=0"
                       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 = queried_class.send(:sanitize_sql_for_conditions, ["#{db_table}.#{db_field} IN (?)", value])
                     end
                   else
                     # IN an empty set
                     sql = "1=0"
                   end
                 when "!"
                   if value.any?
                     sql = queried_class.send(:sanitize_sql_for_conditions, ["(#{db_table}.#{db_field} IS NULL OR #{db_table}.#{db_field} NOT IN (?))", value])
                   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 = User.current.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 = User.current.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 = User.current.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 = User.current.today
                   sql = date_clause(db_table, db_field, date.beginning_of_month, date.end_of_month, is_custom_filter)
                 when "lm"
                   # = last month
                   date = User.current.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 = User.current.today
                   sql = date_clause(db_table, db_field, date.beginning_of_year, date.end_of_year, is_custom_filter)
                 when "~"
                   sql = sql_contains("#{db_table}.#{db_field}", value.first)
                 when "!~"
                   sql = sql_contains("#{db_table}.#{db_field}", value.first, false)
                 else
                   raise "Unknown query operator #{operator}"
                 end
                 return sql
               end
               # Returns a SQL LIKE statement with wildcards
               def sql_contains(db_field, value, match=true)
                 queried_class.send :sanitize_sql_for_conditions,
                   [Redmine::Database.like(db_field, '?', :match => match), "%#{value}%"]
               end
               # Adds a filter for the given custom field
               def add_custom_field_filter(field, assoc=nil)
                 options = field.query_filter_options(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
               def date_for_user_time_zone(y, m, d)
                 if tz = User.current.time_zone
                   tz.local y, m, d
                 else
                   Time.local y, m, d
                 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 = date_for_user_time_zone(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 = date_for_user_time_zone(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 ? User.current.today + days_from : nil), (days_to ? User.current.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

             # Redmine - project management software
             # Copyright (C) 2006-2016  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 IssuesTest < Redmine::IntegrationTest
               fixtures :projects,
                        :users, :email_addresses,
                        :roles,
                        :members,
                        :member_roles,
                        :trackers,
                        :projects_trackers,
                        :enabled_modules,
                        :issue_statuses,
                        :issues,
                        :enumerations,
                        :custom_fields,
                        :custom_values,
                        :custom_fields_trackers,
                        :attachments
               # create an issue
               def test_add_issue
                 log_user('jsmith', 'jsmith')
                 get '/projects/ecookbook/issues/new'
                 assert_response :success
                 assert_template 'issues/new'
                 issue = new_record(Issue) do
                   post '/projects/ecookbook/issues',
                                              :issue => { :tracker_id => "1",
                                                          :start_date => "2006-12-26",
                                                          :priority_id => "4",
                                                          :subject => "new test issue",
                                                          :category_id => "",
                                                          :description => "new issue",
                                                          :done_ratio => "0",
                                                          :due_date => "",
                                                          :assigned_to_id => "" },
                                              :custom_fields => {'2' => 'Value for field 2'}
                 end
                 # check redirection
                 assert_redirected_to :controller => 'issues', :action => 'show', :id => issue
                 follow_redirect!
                 assert_equal issue, assigns(:issue)
                 # check issue attributes
                 assert_equal 'jsmith', issue.author.login
                 assert_equal 1, issue.project.id
                 assert_equal 1, issue.status.id
               end
               def test_create_issue_by_anonymous_without_permission_should_fail
                 Role.anonymous.remove_permission! :add_issues
                 assert_no_difference 'Issue.count' do
                   post '/projects/1/issues', :tracker_id => "1", :issue => {:subject => "new test issue"}
                 end
                 assert_response 302
               end
               def test_create_issue_by_anonymous_with_custom_permission_should_succeed
                 Role.anonymous.remove_permission! :add_issues
                 Member.create!(:project_id => 1, :principal => Group.anonymous, :role_ids => [3])
                 issue = new_record(Issue) do
                   post '/projects/1/issues', :tracker_id => "1", :issue => {:subject => "new test issue"}
                   assert_response 302
                 end
                 assert_equal User.anonymous, issue.author
               end
               # add then remove 2 attachments to an issue
               def test_issue_attachments
                 log_user('jsmith', 'jsmith')
                 set_tmp_attachments_directory
                 attachment = new_record(Attachment) do
                   put '/issues/1',
                        :notes => 'Some notes',
                        :attachments => {'1' => {'file' => uploaded_test_file('testfile.txt', 'text/plain'), 'description' => 'This is an attachment'}}
                   assert_redirected_to "/issues/1"
                 end
                 assert_equal Issue.find(1), attachment.container
                 assert_equal 'testfile.txt', attachment.filename
                 assert_equal 'This is an attachment', attachment.description
                 # verify the size of the attachment stored in db
                 #assert_equal file_data_1.length, attachment.filesize
                 # verify that the attachment was written to disk
                 assert File.exist?(attachment.diskfile)
                 # remove the attachments
                 Issue.find(1).attachments.each(&:destroy)
                 assert_equal 0, Issue.find(1).attachments.length
               end
+              def test_next_and_previous_links_should_be_displayed_after_query_grouped_and_sorted_by_version
+                with_settings :default_language => 'en' do
+                  get '/projects/ecookbook/issues?set_filter=1&group_by=fixed_version&sort=priority:desc,fixed_version,id'
+                  assert_response :success
+                  assert_select 'td.id', :text => '5'
+                  get '/issues/5'
+                  assert_response :success
+                  assert_select '.next-prev-links .position', :text => '5 of 6'
+                end
+              end
+              def test_next_and_previous_links_should_be_displayed_after_filter
+                with_settings :default_language => 'en' do
+                  get '/projects/ecookbook/issues?set_filter=1&tracker_id=1'
+                  assert_response :success
+                  assert_select 'td.id', :text => '5'
+                  get '/issues/5'
+                  assert_response :success
+                  assert_select '.next-prev-links .position', :text => '3 of 5'
+                end
+              end
+              def test_next_and_previous_links_should_be_displayed_after_saved_query
+                query = IssueQuery.create!(:name => 'Calendar Query',
+                  :visibility => IssueQuery::VISIBILITY_PUBLIC,
+                  :filters => {'tracker_id' => {:operator => '=', :values => ['1']}}
+                )
+                with_settings :default_language => 'en' do
+                  get "/projects/ecookbook/issues?set_filter=1&query_id=#{query.id}"
+                  assert_response :success
+                  assert_select 'td.id', :text => '5'
+                  get '/issues/5'
+                  assert_response :success
+                  assert_select '.next-prev-links .position', :text => '6 of 8'
+                end
+              end
               def test_other_formats_links_on_index
                 get '/projects/ecookbook/issues'
                 %w(Atom PDF CSV).each do |format|
                   assert_select 'a[rel=nofollow][href=?]', "/projects/ecookbook/issues.#{format.downcase}", :text => format
                 end
               end
               def test_other_formats_links_on_index_without_project_id_in_url
                 get '/issues', :project_id => 'ecookbook'
                 %w(Atom PDF CSV).each do |format|
                   assert_select 'a[rel=nofollow][href=?]', "/projects/ecookbook/issues.#{format.downcase}", :text => format
                 end
               end
               def test_pagination_links_on_index
                 with_settings :per_page_options => '2' do
                   get '/projects/ecookbook/issues'
                   assert_select 'a[href=?]', '/projects/ecookbook/issues?page=2', :text => '2'
                 end
               end
               def test_pagination_links_on_index_without_project_id_in_url
                 with_settings :per_page_options => '2' do
                   get '/issues', :project_id => 'ecookbook'
                   assert_select 'a[href=?]', '/projects/ecookbook/issues?page=2', :text => '2'
                 end
               end
               def test_issue_with_user_custom_field
                 @field = IssueCustomField.create!(:name => 'Tester', :field_format => 'user', :is_for_all => true, :trackers => Tracker.all)
                 Role.anonymous.add_permission! :add_issues, :edit_issues
                 users = Project.find(1).users.uniq.sort
                 tester = users.first
                 # Issue form
                 get '/projects/ecookbook/issues/new'
                 assert_response :success
                 assert_select 'select[name=?]', "issue[custom_field_values][#{@field.id}]" do
                   assert_select 'option', users.size + 1 # +1 for blank value
                   assert_select 'option[value=?]', tester.id.to_s, :text => tester.name
                 end
                 # Create issue
                 issue = new_record(Issue) do
                   post '/projects/ecookbook/issues',
                     :issue => {
                       :tracker_id => '1',
                       :priority_id => '4',
                       :subject => 'Issue with user custom field',
                       :custom_field_values => {@field.id.to_s => users.first.id.to_s}
                     }
                   assert_response 302
                 end
                 # Issue view
                 follow_redirect!
                 assert_select ".cf_#{@field.id}" do
                   assert_select '.label', :text => 'Tester:'
                   assert_select '.value', :text => tester.name
                 end
                 assert_select 'select[name=?]', "issue[custom_field_values][#{@field.id}]" do
                   assert_select 'option', users.size + 1 # +1 for blank value
                   assert_select 'option[value=?][selected=selected]', tester.id.to_s, :text => tester.name
                 end
                 new_tester = users[1]
                 with_settings :default_language => 'en' do
                   # Update issue
                   assert_difference 'Journal.count' do
                     put "/issues/#{issue.id}",
                         :notes => 'Updating custom field',
                         :issue => {
                             :custom_field_values => {@field.id.to_s => new_tester.id.to_s}
                           }
                     assert_redirected_to "/issues/#{issue.id}"
                   end
                   # Issue view
                   follow_redirect!
                   assert_select 'ul.details li', :text => "Tester changed from #{tester} to #{new_tester}"
                 end
               end
               def test_update_using_invalid_http_verbs
                 subject = 'Updated by an invalid http verb'
                 get '/issues/update/1', {:issue => {:subject => subject}}, credentials('jsmith')
                 assert_response 404
                 assert_not_equal subject, Issue.find(1).subject
                 post '/issues/1', {:issue => {:subject => subject}}, credentials('jsmith')
                 assert_response 404
                 assert_not_equal subject, Issue.find(1).subject
               end
               def test_get_watch_should_be_invalid
                 assert_no_difference 'Watcher.count' do
                   get '/watchers/watch?object_type=issue&object_id=1', {}, credentials('jsmith')
                   assert_response 404
                 end
               end
             end