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							844 lines
						
					
					
						
							28 KiB
						
					
					
				| # Redmine - project management software
 | |
| # Copyright (C) 2006-2013  Jean-Philippe Lang
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| #
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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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| # 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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| #
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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
 | |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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| # GNU General Public License for more details.
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| #
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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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| # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
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| 
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| class QueryColumn
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|   attr_accessor :name, :sortable, :groupable, :default_order
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|   include Redmine::I18n
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| 
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|   def initialize(name, options={})
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|     self.name = name
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|     self.sortable = options[:sortable]
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|     self.groupable = options[:groupable] || false
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|     if groupable == true
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|       self.groupable = name.to_s
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|     end
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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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|     @caption_key = options[:caption] || "field_#{name}".to_sym
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|     @frozen = options[:frozen]
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|   end
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| 
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|   def caption
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|     @caption_key.is_a?(Symbol) ? l(@caption_key) : @caption_key
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|   end
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| 
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|   # Returns true if the column is sortable, otherwise false
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|   def sortable?
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|     !@sortable.nil?
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|   end
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| 
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|   def sortable
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|     @sortable.is_a?(Proc) ? @sortable.call : @sortable
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|   end
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| 
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|   def inline?
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|     @inline
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|   end
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| 
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|   def frozen?
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|     @frozen
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|   end
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| 
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|   def value(object)
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|     object.send name
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|   end
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| 
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|   def css_classes
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|     name
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|   end
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| end
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| 
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| class QueryCustomFieldColumn < QueryColumn
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| 
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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.sortable = custom_field.order_statement || false
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|     self.groupable = custom_field.group_statement || false
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|     @inline = true
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|     @cf = custom_field
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|   end
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| 
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|   def caption
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|     @cf.name
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|   end
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| 
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|   def custom_field
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|     @cf
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|   end
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| 
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|   def value(object)
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|     cv = object.custom_values.select {|v| v.custom_field_id == @cf.id}.collect {|v| @cf.cast_value(v.value)}
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|     cv.size > 1 ? cv.sort {|a,b| a.to_s <=> b.to_s} : cv.first
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|   end
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| 
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|   def css_classes
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|     @css_classes ||= "#{name} #{@cf.field_format}"
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|   end
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| end
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| 
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| class QueryAssociationCustomFieldColumn < QueryCustomFieldColumn
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| 
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|   def initialize(association, 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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|     # TODO: support sorting/grouping by association custom field
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|     self.sortable = false
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|     self.groupable = false
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|     @association = association
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|   end
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| 
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|   def value(object)
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|     if assoc = object.send(@association)
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|       super(assoc)
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|     end
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|   end
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| 
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|   def css_classes
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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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| 
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| class Query < ActiveRecord::Base
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|   class StatementInvalid < ::ActiveRecord::StatementInvalid
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|   end
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| 
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|   belongs_to :project
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|   belongs_to :user
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|   serialize :filters
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|   serialize :column_names
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|   serialize :sort_criteria, Array
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| 
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|   attr_protected :project_id, :user_id
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| 
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|   validates_presence_of :name
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|   validates_length_of :name, :maximum => 255
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|   validate :validate_query_filters
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| 
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|   class_attribute :operators
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|   self.operators = {
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|     "="   => :label_equals,
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|     "!"   => :label_not_equals,
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|     "o"   => :label_open_issues,
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|     "c"   => :label_closed_issues,
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|     "!*"  => :label_none,
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|     "*"   => :label_any,
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|     ">="  => :label_greater_or_equal,
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|     "<="  => :label_less_or_equal,
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|     "><"  => :label_between,
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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_the_next_days,
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|     "t+"  => :label_in,
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|     "t"   => :label_today,
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|     "ld"  => :label_yesterday,
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|     "w"   => :label_this_week,
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|     "lw"  => :label_last_week,
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|     "l2w" => [:label_last_n_weeks, {:count => 2}],
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|     "m"   => :label_this_month,
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|     "lm"  => :label_last_month,
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|     "y"   => :label_this_year,
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|     ">t-" => :label_less_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_ago,
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|     "~"   => :label_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_not_in_project,
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|     "!p"  => :label_no_issues_in_project
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|   }
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| 
 | |
|   class_attribute :operators_by_filter_type
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|   self.operators_by_filter_type = {
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|     :list => [ "=", "!" ],
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|     :list_status => [ "o", "=", "!", "c", "*" ],
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|     :list_optional => [ "=", "!", "!*", "*" ],
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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-", "!*", "*" ],
 | |
|     :date_past => [ "=", ">=", "<=", "><", ">t-", "<t-", "><t-", "t-", "t", "ld", "w", "lw", "l2w", "m", "lm", "y", "!*", "*" ],
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|     :string => [ "=", "~", "!", "!~", "!*", "*" ],
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|     :text => [  "~", "!~", "!*", "*" ],
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|     :integer => [ "=", ">=", "<=", "><", "!*", "*" ],
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|     :integer_done => [ "=", ">=", "<=", "><", "!*", "*" ],
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|     :float => [ "=", ">=", "<=", "><", "!*", "*" ],
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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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|   self.available_columns = []
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| 
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|   class_attribute :queried_class
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| 
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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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|   end
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| 
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|   def initialize(attributes=nil, *args)
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|     super attributes
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|     @is_for_all = project.nil?
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|   end
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| 
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|   # Builds the query from the given params
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|   def build_from_params(params)
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|     if params[:fields] || params[:f]
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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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|     else
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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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|       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.column_names = params[:c] || (params[:query] && params[:query][:column_names])
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|     self
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|   end
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| 
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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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|     new(attributes).build_from_params(params)
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|   end
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| 
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|   def validate_query_filters
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|     filters.each_key do |field|
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|       if values_for(field)
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|         case type_for(field)
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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+$/) }
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|           when :integer_done
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|           add_filter_error(field, :invalid) if values_for(field).detect {|v| v.present? && !v.match(/^[+-]?\d+$/) || (v.match(/^[+-]?\d+$/) && (v.to_i<0 || v.to_i> 100)) }
 | |
|         when :float
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|           add_filter_error(field, :invalid) if values_for(field).detect {|v| v.present? && !v.match(/^[+-]?\d+(\.\d*)?$/) }
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|         when :date, :date_past
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|           case operator_for(field)
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|           when "=", ">=", "<=", "><"
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|             add_filter_error(field, :invalid) if values_for(field).detect {|v| v.present? && (!v.match(/^\d{4}-\d{2}-\d{2}$/) || (Date.parse(v) rescue nil).nil?) }
 | |
|           when ">t-", "<t-", "t-", ">t+", "<t+", "t+", "><t+", "><t-"
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|             add_filter_error(field, :invalid) if values_for(field).detect {|v| v.present? && !v.match(/^\d+$/) }
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|           end
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|         end
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|       end
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| 
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|       add_filter_error(field, :blank) unless
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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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|           # filter doesn't require any value
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|           ["o", "c", "!*", "*", "t", "ld", "w", "lw", "l2w", "m", "lm", "y"].include? operator_for(field) or
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| 
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|           #gcm
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|           #subject could be null
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|           (field.eql?"subject")
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|           #gcmend
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|           
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|     end if filters
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|   end
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| 
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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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|     errors.add(:base, m)
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|   end
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| 
 | |
|   def editable_by?(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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|     return true if user.admin? || (!is_public && 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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|     is_public && !@is_for_all && user.allowed_to?(:manage_public_queries, project)
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|   end
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| 
 | |
|   def trackers
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|     @trackers ||= project.nil? ? Tracker.sorted.all : project.rolled_up_trackers
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|   end
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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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|     operators.inject({}) {|h, operator| h[operator.first] = l(*operator.last); h}
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|   end
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| 
 | |
|   # Returns a representation of the available filters for JSON serialization
 | |
|   def available_filters_as_json
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|     json = {}
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|     available_filters.each do |field, options|
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|       json[field] = options.slice(:type, :name, :values).stringify_keys
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|     end
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|     json
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|   end
 | |
| 
 | |
|   def all_projects
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|     @all_projects ||= Project.visible.all
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|   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 + ' ') : '')
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|       values << ["#{prefix}#{p.name}", p.id.to_s]
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|     end
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|     @all_projects_values = values
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|   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_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
 | |
|       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 subsitution
 | |
|       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?
 | |
| 
 | |
|     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[:format] == '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
 | |
|     "#{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 " +
 | |
|       sql_for_field(field, operator, value, db_table, db_field, true) + ')'
 | |
|   end
 | |
| 
 | |
|   # Helper method to generate the WHERE sql for a +field+, +operator+ and a +value+
 | |
|   def sql_for_field(field, operator, value, db_table, db_field, is_custom_filter=false)
 | |
|     sql = ''
 | |
|     case operator
 | |
|     when "="
 | |
|       if value.any?
 | |
|         case type_for(field)
 | |
|         when :date, :date_past
 | |
|           sql = date_clause(db_table, db_field, (Date.parse(value.first) rescue nil), (Date.parse(value.first) rescue nil))
 | |
|         when :integer
 | |
|           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 :integer_done
 | |
|           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| "'#{connection.quote_string(val)}'"}.join(",") + ")"
 | |
|         end
 | |
|       else
 | |
|         # IN an empty set
 | |
|         sql = "1=0"
 | |
|       end
 | |
|     when "!"
 | |
|       if value.any?
 | |
|         sql = "(#{db_table}.#{db_field} IS NULL OR #{db_table}.#{db_field} NOT IN (" + value.collect{|val| "'#{connection.quote_string(val)}'"}.join(",") + "))"
 | |
|       else
 | |
|         # NOT IN an empty set
 | |
|         sql = "1=1"
 | |
|       end
 | |
|     when "!*"
 | |
|       sql = "#{db_table}.#{db_field} IS NULL"
 | |
|       sql << " OR #{db_table}.#{db_field} = ''" if is_custom_filter
 | |
|     when "*"
 | |
|       sql = "#{db_table}.#{db_field} IS NOT NULL"
 | |
|       sql << " AND #{db_table}.#{db_field} <> ''" if is_custom_filter
 | |
|     when ">="
 | |
|       if [:date, :date_past].include?(type_for(field))
 | |
|         sql = date_clause(db_table, db_field, (Date.parse(value.first) rescue nil), nil)
 | |
|       else
 | |
|         if is_custom_filter
 | |
|           sql = "(#{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, (Date.parse(value.first) rescue nil))
 | |
|       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, (Date.parse(value[0]) rescue nil), (Date.parse(value[1]) rescue nil))
 | |
|       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=#{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=#{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)
 | |
|     when ">t-"
 | |
|       # >= today - n days
 | |
|       sql = relative_date_clause(db_table, db_field, - value.first.to_i, nil)
 | |
|     when "<t-"
 | |
|       # <= today - n days
 | |
|       sql = relative_date_clause(db_table, db_field, nil, - value.first.to_i)
 | |
|     when "t-"
 | |
|       # = n days in past
 | |
|       sql = relative_date_clause(db_table, db_field, - value.first.to_i, - value.first.to_i)
 | |
|     when "><t+"
 | |
|       # between today and today + n days
 | |
|       sql = relative_date_clause(db_table, db_field, 0, value.first.to_i)
 | |
|     when ">t+"
 | |
|       # >= today + n days
 | |
|       sql = relative_date_clause(db_table, db_field, value.first.to_i, nil)
 | |
|     when "<t+"
 | |
|       # <= today + n days
 | |
|       sql = relative_date_clause(db_table, db_field, nil, value.first.to_i)
 | |
|     when "t+"
 | |
|       # = today + n days
 | |
|       sql = relative_date_clause(db_table, db_field, value.first.to_i, value.first.to_i)
 | |
|     when "t"
 | |
|       # = today
 | |
|       sql = relative_date_clause(db_table, db_field, 0, 0)
 | |
|     when "ld"
 | |
|       # = yesterday
 | |
|       sql = relative_date_clause(db_table, db_field, -1, -1)
 | |
|     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)
 | |
|     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)
 | |
|     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)
 | |
|     when "m"
 | |
|       # = this month
 | |
|       date = Date.today
 | |
|       sql = date_clause(db_table, db_field, date.beginning_of_month, date.end_of_month)
 | |
|     when "lm"
 | |
|       # = last month
 | |
|       date = Date.today.prev_month
 | |
|       sql = date_clause(db_table, db_field, date.beginning_of_month, date.end_of_month)
 | |
|     when "y"
 | |
|       # = this year
 | |
|       date = Date.today
 | |
|       sql = date_clause(db_table, db_field, date.beginning_of_year, date.end_of_year)
 | |
|     when "~"
 | |
|       sql = "LOWER(#{db_table}.#{db_field}) LIKE '%#{connection.quote_string(value.first.to_s.downcase)}%'"
 | |
|     when "!~"
 | |
|       sql = "LOWER(#{db_table}.#{db_field}) NOT LIKE '%#{connection.quote_string(value.first.to_s.downcase)}%'"
 | |
|     else
 | |
|       raise "Unknown query operator #{operator}"
 | |
|     end
 | |
| 
 | |
|     return sql
 | |
|   end
 | |
| 
 | |
|   def add_custom_fields_filters(custom_fields, assoc=nil)
 | |
|     return unless custom_fields.present?
 | |
| 
 | |
|     custom_fields.select(&:is_filter?).sort.each do |field|
 | |
|       case field.field_format
 | |
|       when "text"
 | |
|         options = { :type => :text }
 | |
|       when "list"
 | |
|         options = { :type => :list_optional, :values => field.possible_values }
 | |
|       when "date"
 | |
|         options = { :type => :date }
 | |
|       when "bool"
 | |
|         options = { :type => :list, :values => [[l(:general_text_yes), "1"], [l(:general_text_no), "0"]] }
 | |
|       when "int"
 | |
|         options = { :type => :integer }
 | |
|       when "float"
 | |
|         options = { :type => :float }
 | |
|       when "user", "version"
 | |
|         next unless project
 | |
|         values = field.possible_values_options(project)
 | |
|         if User.current.logged? && field.field_format == 'user'
 | |
|           values.unshift ["<< #{l(:label_me)} >>", "me"]
 | |
|         end
 | |
|         options = { :type => :list_optional, :values => values }
 | |
|       else
 | |
|         options = { :type => :string }
 | |
|       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,
 | |
|                :format => field.field_format,
 | |
|                :field => field
 | |
|              })
 | |
|     end
 | |
|   end
 | |
| 
 | |
|   def add_associations_custom_fields_filters(*associations)
 | |
|     fields_by_class = CustomField.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
 | |
|           add_custom_fields_filters(fields, assoc)
 | |
|         end
 | |
|       end
 | |
|     end
 | |
|   end
 | |
| 
 | |
|   # Returns a SQL clause for a date or datetime field.
 | |
|   def date_clause(table, field, from, to)
 | |
|     s = []
 | |
|     if from
 | |
|       from_yesterday = from - 1
 | |
|       from_yesterday_time = Time.local(from_yesterday.year, from_yesterday.month, from_yesterday.day)
 | |
|       if self.class.default_timezone == :utc
 | |
|         from_yesterday_time = from_yesterday_time.utc
 | |
|       end
 | |
|       s << ("#{table}.#{field} > '%s'" % [connection.quoted_date(from_yesterday_time.end_of_day)])
 | |
|     end
 | |
|     if to
 | |
|       to_time = Time.local(to.year, to.month, to.day)
 | |
|       if self.class.default_timezone == :utc
 | |
|         to_time = to_time.utc
 | |
|       end
 | |
|       s << ("#{table}.#{field} <= '%s'" % [connection.quoted_date(to_time.end_of_day)])
 | |
|     end
 | |
|     s.join(' AND ')
 | |
|   end
 | |
| 
 | |
|   # Returns a SQL clause for a date or datetime field using relative dates.
 | |
|   def relative_date_clause(table, field, days_from, days_to)
 | |
|     date_clause(table, field, (days_from ? Date.today + days_from : nil), (days_to ? Date.today + days_to : nil))
 | |
|   end
 | |
| 
 | |
|   # 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
 |