jro_apps/redmine Commit - r13612:2b124f1e61da

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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, :default_order

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attr_accessor :name, :sortable, :groupable, :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.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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@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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}

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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", "!*", "*"]

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

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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

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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(/^[+-]?\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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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(/^[+-]?\d+(\.\d*)?$/) }

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

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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"].include? operator_for(field)

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["o", "c", "!*", "*", "t", "ld", "w", "lw", "l2w", "m", "lm", "y"].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)

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

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

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

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

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

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end

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end

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def trackers

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def trackers

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@trackers ||= project.nil? ? Tracker.sorted.to_a : project.rolled_up_trackers

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@trackers ||= project.nil? ? Tracker.sorted.to_a : project.rolled_up_trackers

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end

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end

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# Returns a hash of localized labels for all filter operators

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# Returns a hash of localized labels for all filter operators

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def self.operators_labels

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def self.operators_labels

303

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

303

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

304

end

304

end

305

306

# Returns a representation of the available filters for JSON serialization

306

# Returns a representation of the available filters for JSON serialization

307

def available_filters_as_json

307

def available_filters_as_json

308

json = {}

308

json = {}

309

available_filters.each do |field, options|

309

available_filters.each do |field, options|

310

json[field] = options.slice(:type, :name, :values).stringify_keys

310

json[field] = options.slice(:type, :name, :values).stringify_keys

311

end

311

end

312

json

312

json

313

end

313

end

314

315

def all_projects

315

def all_projects

316

@all_projects ||= Project.visible.to_a

316

@all_projects ||= Project.visible.to_a

317

end

317

end

318

319

def all_projects_values

319

def all_projects_values

320

return @all_projects_values if @all_projects_values

320

return @all_projects_values if @all_projects_values

321

322

values = []

322

values = []

323

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

323

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

324

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

324

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

325

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

325

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

326

end

326

end

327

@all_projects_values = values

327

@all_projects_values = values

328

end

328

end

329

330

# Adds available filters

330

# Adds available filters

331

def initialize_available_filters

331

def initialize_available_filters

332

# implemented by sub-classes

332

# implemented by sub-classes

333

end

333

end

334

protected :initialize_available_filters

334

protected :initialize_available_filters

335

336

# Adds an available filter

336

# Adds an available filter

337

def add_available_filter(field, options)

337

def add_available_filter(field, options)

338

@available_filters ||= ActiveSupport::OrderedHash.new

338

@available_filters ||= ActiveSupport::OrderedHash.new

339

@available_filters[field] = options

339

@available_filters[field] = options

340

@available_filters

340

@available_filters

341

end

341

end

342

343

# Removes an available filter

343

# Removes an available filter

344

def delete_available_filter(field)

344

def delete_available_filter(field)

345

if @available_filters

345

if @available_filters

346

@available_filters.delete(field)

346

@available_filters.delete(field)

347

end

347

end

348

end

348

end

349

350

# Return a hash of available filters

350

# Return a hash of available filters

351

def available_filters

351

def available_filters

352

unless @available_filters

352

unless @available_filters

353

initialize_available_filters

353

initialize_available_filters

354

@available_filters.each do |field, options|

354

@available_filters.each do |field, options|

355

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

355

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

356

end

356

end

357

end

357

end

358

@available_filters

358

@available_filters

359

end

359

end

360

361

def add_filter(field, operator, values=nil)

361

def add_filter(field, operator, values=nil)

362

# values must be an array

362

# values must be an array

363

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

363

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

364

# check if field is defined as an available filter

364

# check if field is defined as an available filter

365

if available_filters.has_key? field

365

if available_filters.has_key? field

366

filter_options = available_filters[field]

366

filter_options = available_filters[field]

367

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

367

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

368

end

368

end

369

end

369

end

370

371

def add_short_filter(field, expression)

371

def add_short_filter(field, expression)

372

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

372

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

373

field_type = available_filters[field][:type]

373

field_type = available_filters[field][:type]

374

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

374

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

375

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

375

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

376

values = $1

376

values = $1

377

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

377

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

378

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

378

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

379

end

379

end

380

381

# Add multiple filters using +add_filter+

381

# Add multiple filters using +add_filter+

382

def add_filters(fields, operators, values)

382

def add_filters(fields, operators, values)

383

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

383

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

384

fields.each do |field|

384

fields.each do |field|

385

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

385

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

386

end

386

end

387

end

387

end

388

end

388

end

389

390

def has_filter?(field)

390

def has_filter?(field)

391

filters and filters[field]

391

filters and filters[field]

392

end

392

end

393

394

def type_for(field)

394

def type_for(field)

395

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

395

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

396

end

396

end

397

398

def operator_for(field)

398

def operator_for(field)

399

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

399

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

400

end

400

end

401

402

def values_for(field)

402

def values_for(field)

403

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

403

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

404

end

404

end

405

406

def value_for(field, index=0)

406

def value_for(field, index=0)

407

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

407

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

408

end

408

end

409

410

def label_for(field)

410

def label_for(field)

411

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

411

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

412

label ||= l("field_#{field.to_s.gsub(/_id$/, '')}", :default => field)

412

label ||= l("field_#{field.to_s.gsub(/_id$/, '')}", :default => field)

413

end

413

end

414

415

def self.add_available_column(column)

415

def self.add_available_column(column)

416

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

416

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

417

end

417

end

418

419

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

419

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

420

def groupable_columns

420

def groupable_columns

421

available_columns.select {|c| c.groupable}

421

available_columns.select {|c| c.groupable}

422

end

422

end

423

424

# Returns a Hash of columns and the key for sorting

424

# Returns a Hash of columns and the key for sorting

425

def sortable_columns

425

def sortable_columns

426

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

426

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

427

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

427

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

428

h

428

h

429

}

429

}

430

end

430

end

431

432

def columns

432

def columns

433

# preserve the column_names order

433

# preserve the column_names order

434

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

434

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

435

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

435

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

436

end.compact

436

end.compact

437

available_columns.select(&:frozen?) | cols

437

available_columns.select(&:frozen?) | cols

438

end

438

end

439

440

def inline_columns

440

def inline_columns

441

columns.select(&:inline?)

441

columns.select(&:inline?)

442

end

442

end

443

444

def block_columns

444

def block_columns

445

columns.reject(&:inline?)

445

columns.reject(&:inline?)

446

end

446

end

447

448

def available_inline_columns

448

def available_inline_columns

449

available_columns.select(&:inline?)

449

available_columns.select(&:inline?)

450

end

450

end

451

452

def available_block_columns

452

def available_block_columns

453

available_columns.reject(&:inline?)

453

available_columns.reject(&:inline?)

454

end

454

end

455

456

def default_columns_names

456

def default_columns_names

457

[]

457

[]

458

end

458

end

459

460

def column_names=(names)

460

def column_names=(names)

461

if names

461

if names

462

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

462

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

463

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

463

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

464

# Set column_names to nil if default columns

464

# Set column_names to nil if default columns

465

if names == default_columns_names

465

if names == default_columns_names

466

names = nil

466

names = nil

467

end

467

end

468

end

468

end

469

write_attribute(:column_names, names)

469

write_attribute(:column_names, names)

470

end

470

end

471

472

def has_column?(column)

472

def has_column?(column)

473

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

473

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

474

end

474

end

475

476

def has_custom_field_column?

476

def has_custom_field_column?

477

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

477

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

478

end

478

end

479

480

def has_default_columns?

480

def has_default_columns?

481

column_names.nil? || column_names.empty?

481

column_names.nil? || column_names.empty?

482

end

482

end

483

484

def sort_criteria=(arg)

484

def sort_criteria=(arg)

485

c = []

485

c = []

486

if arg.is_a?(Hash)

486

if arg.is_a?(Hash)

487

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

487

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

488

end

488

end

489

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

489

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

490

write_attribute(:sort_criteria, c)

490

write_attribute(:sort_criteria, c)

491

end

491

end

492

493

def sort_criteria

493

def sort_criteria

494

read_attribute(:sort_criteria) || []

494

read_attribute(:sort_criteria) || []

495

end

495

end

496

497

def sort_criteria_key(arg)

497

def sort_criteria_key(arg)

498

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

498

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

499

end

499

end

500

501

def sort_criteria_order(arg)

501

def sort_criteria_order(arg)

502

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

502

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

503

end

503

end

504

505

def sort_criteria_order_for(key)

505

def sort_criteria_order_for(key)

506

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

506

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

507

end

507

end

508

509

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

509

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

510

def group_by_sort_order

510

def group_by_sort_order

511

if grouped? && (column = group_by_column)

511

if grouped? && (column = group_by_column)

512

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

512

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

513

column.sortable.is_a?(Array) ?

513

column.sortable.is_a?(Array) ?

514

column.sortable.collect {|s| "#{s} #{order}"}.join(',') :

514

column.sortable.collect {|s| "#{s} #{order}"}.join(',') :

515

"#{column.sortable} #{order}"

515

"#{column.sortable} #{order}"

516

end

516

end

517

end

517

end

518

519

# Returns true if the query is a grouped query

519

# Returns true if the query is a grouped query

520

def grouped?

520

def grouped?

521

!group_by_column.nil?

521

!group_by_column.nil?

522

end

522

end

523

524

def group_by_column

524

def group_by_column

525

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

525

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

526

end

526

end

527

528

def group_by_statement

528

def group_by_statement

529

group_by_column.try(:groupable)

529

group_by_column.try(:groupable)

530

end

530

end

531

532

def project_statement

532

def project_statement

533

project_clauses = []

533

project_clauses = []

534

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

534

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

535

ids = [project.id]

535

ids = [project.id]

536

if has_filter?("subproject_id")

536

if has_filter?("subproject_id")

537

case operator_for("subproject_id")

537

case operator_for("subproject_id")

538

when '='

538

when '='

539

# include the selected subprojects

539

# include the selected subprojects

540

ids += values_for("subproject_id").each(&:to_i)

540

ids += values_for("subproject_id").each(&:to_i)

541

when '!*'

541

when '!*'

542

# main project only

542

# main project only

543

else

543

else

544

# all subprojects

544

# all subprojects

545

ids += project.descendants.collect(&:id)

545

ids += project.descendants.collect(&:id)

546

end

546

end

547

elsif Setting.display_subprojects_issues?

547

elsif Setting.display_subprojects_issues?

548

ids += project.descendants.collect(&:id)

548

ids += project.descendants.collect(&:id)

549

end

549

end

550

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

550

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

551

elsif project

551

elsif project

552

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

552

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

553

end

553

end

554

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

554

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

555

end

555

end

556

557

def statement

557

def statement

558

# filters clauses

558

# filters clauses

559

filters_clauses = []

559

filters_clauses = []

560

filters.each_key do |field|

560

filters.each_key do |field|

561

next if field == "subproject_id"

561

next if field == "subproject_id"

562

v = values_for(field).clone

562

v = values_for(field).clone

563

next unless v and !v.empty?

563

next unless v and !v.empty?

564

operator = operator_for(field)

564

operator = operator_for(field)

565

566

# "me" value substitution

566

# "me" value substitution

567

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

567

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

568

if v.delete("me")

568

if v.delete("me")

569

if User.current.logged?

569

if User.current.logged?

570

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

570

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

571

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

571

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

572

else

572

else

573

v.push("0")

573

v.push("0")

574

end

574

end

575

end

575

end

576

end

576

end

577

578

if field == 'project_id'

578

if field == 'project_id'

579

if v.delete('mine')

579

if v.delete('mine')

580

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

580

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

581

end

581

end

582

end

582

end

583

584

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

584

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

585

# custom field

585

# custom field

586

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

586

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

587

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

587

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

588

# specific statement

588

# specific statement

589

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

589

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

590

else

590

else

591

# regular field

591

# regular field

592

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

592

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

593

end

593

end

594

end if filters and valid?

594

end if filters and valid?

595

596

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

596

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

597

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

597

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

598

filters_clauses << c.custom_field.visibility_by_project_condition

598

filters_clauses << c.custom_field.visibility_by_project_condition

599

end

599

end

600

601

filters_clauses << project_statement

601

filters_clauses << project_statement

602

filters_clauses.reject!(&:blank?)

602

filters_clauses.reject!(&:blank?)

603

604

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

604

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

605

end

605

end

606

607

private

607

private

608

609

def sql_for_custom_field(field, operator, value, custom_field_id)

609

def sql_for_custom_field(field, operator, value, custom_field_id)

610

db_table = CustomValue.table_name

610

db_table = CustomValue.table_name

611

db_field = 'value'

611

db_field = 'value'

612

filter = @available_filters[field]

612

filter = @available_filters[field]

613

return nil unless filter

613

return nil unless filter

614

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

614

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

615

if value.delete('me')

615

if value.delete('me')

616

value.push User.current.id.to_s

616

value.push User.current.id.to_s

617

end

617

end

618

end

618

end

619

not_in = nil

619

not_in = nil

620

if operator == '!'

620

if operator == '!'

621

# Makes ! operator work for custom fields with multiple values

621

# Makes ! operator work for custom fields with multiple values

622

operator = '='

622

operator = '='

623

not_in = 'NOT'

623

not_in = 'NOT'

624

end

624

end

625

customized_key = "id"

625

customized_key = "id"

626

customized_class = queried_class

626

customized_class = queried_class

627

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

627

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

628

assoc = $1

628

assoc = $1

629

customized_key = "#{assoc}_id"

629

customized_key = "#{assoc}_id"

630

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

630

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

631

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

631

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

632

end

632

end

633

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

633

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

634

if operator =~ /[<>]/

634

if operator =~ /[<>]/

635

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

635

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

636

end

636

end

637

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

637

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

638

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

638

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

639

" 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}" +

639

" 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}" +

640

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

640

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

641

end

641

end

642

643

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

643

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

644

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

644

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

645

sql = ''

645

sql = ''

646

case operator

646

case operator

647

when "="

647

when "="

648

if value.any?

648

if value.any?

649

case type_for(field)

649

case type_for(field)

650

when :date, :date_past

650

when :date, :date_past

651

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

651

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

652

when :integer

652

when :integer

653

if is_custom_filter

653

if is_custom_filter

654

sql = "(#{db_table}.#{db_field} <> '' AND CAST(CASE #{db_table}.#{db_field} WHEN '' THEN '0' ELSE #{db_table}.#{db_field} END AS decimal(30,3)) = #{value.first.to_i})"

654

sql = "(#{db_table}.#{db_field} <> '' AND CAST(CASE #{db_table}.#{db_field} WHEN '' THEN '0' ELSE #{db_table}.#{db_field} END AS decimal(30,3)) = #{value.first.to_i})"

655

else

655

else

656

sql = "#{db_table}.#{db_field} = #{value.first.to_i}"

656

sql = "#{db_table}.#{db_field} = #{value.first.to_i}"

657

end

657

end

658

when :float

658

when :float

659

if is_custom_filter

659

if is_custom_filter

660

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})"

660

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})"

661

else

661

else

662

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

662

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

663

end

663

end

664

else

664

else

665

sql = "#{db_table}.#{db_field} IN (" + value.collect{|val| "'#{self.class.connection.quote_string(val)}'"}.join(",") + ")"

665

sql = "#{db_table}.#{db_field} IN (" + value.collect{|val| "'#{self.class.connection.quote_string(val)}'"}.join(",") + ")"

666

end

666

end

667

else

667

else

668

# IN an empty set

668

# IN an empty set

669

sql = "1=0"

669

sql = "1=0"

670

end

670

end

671

when "!"

671

when "!"

672

if value.any?

672

if value.any?

673

sql = "(#{db_table}.#{db_field} IS NULL OR #{db_table}.#{db_field} NOT IN (" + value.collect{|val| "'#{self.class.connection.quote_string(val)}'"}.join(",") + "))"

673

sql = "(#{db_table}.#{db_field} IS NULL OR #{db_table}.#{db_field} NOT IN (" + value.collect{|val| "'#{self.class.connection.quote_string(val)}'"}.join(",") + "))"

674

else

674

else

675

# NOT IN an empty set

675

# NOT IN an empty set

676

sql = "1=1"

676

sql = "1=1"

677

end

677

end

678

when "!*"

678

when "!*"

679

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

679

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

680

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

680

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

681

when "*"

681

when "*"

682

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

682

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

683

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

683

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

684

when ">="

684

when ">="

685

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

685

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

686

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

686

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

687

else

687

else

688

if is_custom_filter

688

if is_custom_filter

689

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})"

689

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})"

690

else

690

else

691

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

691

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

692

end

692

end

693

end

693

end

694

when "<="

694

when "<="

695

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

695

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

696

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

696

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

697

else

697

else

698

if is_custom_filter

698

if is_custom_filter

699

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})"

699

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})"

700

else

700

else

701

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

701

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

702

end

702

end

703

end

703

end

704

when "><"

704

when "><"

705

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

705

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

706

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

706

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

707

else

707

else

708

if is_custom_filter

708

if is_custom_filter

709

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})"

709

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})"

710

else

710

else

711

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

711

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

712

end

712

end

713

end

713

end

714

when "o"

714

when "o"

715

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"

715

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"

716

when "c"

716

when "c"

717

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"

717

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"

718

when "><t-"

718

when "><t-"

719

# between today - n days and today

719

# between today - n days and today

720

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

720

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

721

when ">t-"

721

when ">t-"

722

# >= today - n days

722

# >= today - n days

723

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

723

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

724

when "<t-"

724

when "<t-"

725

# <= today - n days

725

# <= today - n days

726

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

726

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

727

when "t-"

727

when "t-"

728

# = n days in past

728

# = n days in past

729

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

729

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

730

when "><t+"

730

when "><t+"

731

# between today and today + n days

731

# between today and today + n days

732

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

732

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

733

when ">t+"

733

when ">t+"

734

# >= today + n days

734

# >= today + n days

735

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

735

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

736

when "<t+"

736

when "<t+"

737

# <= today + n days

737

# <= today + n days

738

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

738

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

739

when "t+"

739

when "t+"

740

# = today + n days

740

# = today + n days

741

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

741

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

742

when "t"

742

when "t"

743

# = today

743

# = today

744

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

744

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

745

when "ld"

745

when "ld"

746

# = yesterday

746

# = yesterday

747

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

747

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

748

when "w"

748

when "w"

749

# = this week

749

# = this week

750

first_day_of_week = l(:general_first_day_of_week).to_i

750

first_day_of_week = l(:general_first_day_of_week).to_i

751

day_of_week = Date.today.cwday

751

day_of_week = Date.today.cwday

752

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

752

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

753

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

753

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

754

when "lw"

754

when "lw"

755

# = last week

755

# = last week

756

first_day_of_week = l(:general_first_day_of_week).to_i

756

first_day_of_week = l(:general_first_day_of_week).to_i

757

day_of_week = Date.today.cwday

757

day_of_week = Date.today.cwday

758

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

758

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

759

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

759

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

760

when "l2w"

760

when "l2w"

761

# = last 2 weeks

761

# = last 2 weeks

762

first_day_of_week = l(:general_first_day_of_week).to_i

762

first_day_of_week = l(:general_first_day_of_week).to_i

763

day_of_week = Date.today.cwday

763

day_of_week = Date.today.cwday

764

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

764

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

765

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

765

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

766

when "m"

766

when "m"

767

# = this month

767

# = this month

768

date = Date.today

768

date = Date.today

769

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

769

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

770

when "lm"

770

when "lm"

771

# = last month

771

# = last month

772

date = Date.today.prev_month

772

date = Date.today.prev_month

773

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

773

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

774

when "y"

774

when "y"

775

# = this year

775

# = this year

776

date = Date.today

776

date = Date.today

777

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

777

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

778

when "~"

778

when "~"

779

sql = "LOWER(#{db_table}.#{db_field}) LIKE '%#{self.class.connection.quote_string(value.first.to_s.downcase)}%'"

779

sql = "LOWER(#{db_table}.#{db_field}) LIKE '%#{self.class.connection.quote_string(value.first.to_s.downcase)}%'"

780

when "!~"

780

when "!~"

781

sql = "LOWER(#{db_table}.#{db_field}) NOT LIKE '%#{self.class.connection.quote_string(value.first.to_s.downcase)}%'"

781

sql = "LOWER(#{db_table}.#{db_field}) NOT LIKE '%#{self.class.connection.quote_string(value.first.to_s.downcase)}%'"

782

else

782

else

783

raise "Unknown query operator #{operator}"

783

raise "Unknown query operator #{operator}"

784

end

784

end

785

786

return sql

786

return sql

787

end

787

end

788

789

# Adds a filter for the given custom field

789

# Adds a filter for the given custom field

790

def add_custom_field_filter(field, assoc=nil)

790

def add_custom_field_filter(field, assoc=nil)

791

options = field.format.query_filter_options(field, self)

791

options = field.format.query_filter_options(field, self)

792

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

792

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

793

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

793

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

794

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

794

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

795

end

795

end

796

end

796

end

797

798

filter_id = "cf_#{field.id}"

798

filter_id = "cf_#{field.id}"

799

filter_name = field.name

799

filter_name = field.name

800

if assoc.present?

800

if assoc.present?

801

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

801

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

802

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

802

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

803

end

803

end

804

add_available_filter filter_id, options.merge({

804

add_available_filter filter_id, options.merge({

805

:name => filter_name,

805

:name => filter_name,

806

:field => field

806

:field => field

807

})

807

})

808

end

808

end

809

810

# Adds filters for the given custom fields scope

810

# Adds filters for the given custom fields scope

811

def add_custom_fields_filters(scope, assoc=nil)

811

def add_custom_fields_filters(scope, assoc=nil)

812

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

812

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

813

add_custom_field_filter(field, assoc)

813

add_custom_field_filter(field, assoc)

814

end

814

end

815

end

815

end

816

817

# Adds filters for the given associations custom fields

817

# Adds filters for the given associations custom fields

818

def add_associations_custom_fields_filters(*associations)

818

def add_associations_custom_fields_filters(*associations)

819

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

819

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

820

associations.each do |assoc|

820

associations.each do |assoc|

821

association_klass = queried_class.reflect_on_association(assoc).klass

821

association_klass = queried_class.reflect_on_association(assoc).klass

822

fields_by_class.each do |field_class, fields|

822

fields_by_class.each do |field_class, fields|

823

if field_class.customized_class <= association_klass

823

if field_class.customized_class <= association_klass

824

fields.sort.each do |field|

824

fields.sort.each do |field|

825

add_custom_field_filter(field, assoc)

825

add_custom_field_filter(field, assoc)

826

end

826

end

827

end

827

end

828

end

828

end

829

end

829

end

830

end

830

end

831

832

def quoted_time(time, is_custom_filter)

832

def quoted_time(time, is_custom_filter)

833

if is_custom_filter

833

if is_custom_filter

834

# Custom field values are stored as strings in the DB

834

# Custom field values are stored as strings in the DB

835

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

835

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

836

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

836

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

837

else

837

else

838

self.class.connection.quoted_date(time)

838

self.class.connection.quoted_date(time)

839

end

839

end

840

end

840

end

841

842

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

842

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

843

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

843

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

844

s = []

844

s = []

845

if from

845

if from

846

if from.is_a?(Date)

846

if from.is_a?(Date)

847

from = Time.local(from.year, from.month, from.day).yesterday.end_of_day

847

from = Time.local(from.year, from.month, from.day).yesterday.end_of_day

848

else

848

else

849

from = from - 1 # second

849

from = from - 1 # second

850

end

850

end

851

if self.class.default_timezone == :utc

851

if self.class.default_timezone == :utc

852

from = from.utc

852

from = from.utc

853

end

853

end

854

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

854

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

855

end

855

end

856

if to

856

if to

857

if to.is_a?(Date)

857

if to.is_a?(Date)

858

to = Time.local(to.year, to.month, to.day).end_of_day

858

to = Time.local(to.year, to.month, to.day).end_of_day

859

end

859

end

860

if self.class.default_timezone == :utc

860

if self.class.default_timezone == :utc

861

to = to.utc

861

to = to.utc

862

end

862

end

863

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

863

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

864

end

864

end

865

s.join(' AND ')

865

s.join(' AND ')

866

end

866

end

867

868

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

868

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

869

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

869

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

870

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

870

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

871

end

871

end

872

873

# Returns a Date or Time from the given filter value

873

# Returns a Date or Time from the given filter value

874

def parse_date(arg)

874

def parse_date(arg)

875

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

875

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

876

Time.parse(arg) rescue nil

876

Time.parse(arg) rescue nil

877

else

877

else

878

Date.parse(arg) rescue nil

878

Date.parse(arg) rescue nil

879

end

879

end

880

end

880

end

881

882

# Additional joins required for the given sort options

882

# Additional joins required for the given sort options

883

def joins_for_order_statement(order_options)

883

def joins_for_order_statement(order_options)

884

joins = []

884

joins = []

885

886

if order_options

886

if order_options

887

if order_options.include?('authors')

887

if order_options.include?('authors')

888

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

888

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

889

end

889

end

890

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

890

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

891

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

891

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

892

join = column && column.custom_field.join_for_order_statement

892

join = column && column.custom_field.join_for_order_statement

893

if join

893

if join

894

joins << join

894

joins << join

895

end

895

end

896

end

896

end

897

end

897

end

898

899

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

899

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

900

end

900

end

901

end

901

end

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