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	git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@4888 e93f8b46-1217-0410-a6f0-8f06a7374b81
		
			
				
	
	
		
			658 lines
		
	
	
		
			26 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			658 lines
		
	
	
		
			26 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
| # Redmine - project management software
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| # Copyright (C) 2006-2008  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
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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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| # 
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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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|     @caption_key = options[:caption] || "field_#{name}"
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|   end
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|   
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|   def caption
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|     l(@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 value(issue)
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|     issue.send 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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|     if %w(list date bool int).include?(custom_field.field_format)
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|       self.groupable = custom_field.order_statement
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|     end
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|     self.groupable ||= false
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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(issue)
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|     cv = issue.custom_values.detect {|v| v.custom_field_id == @cf.id}
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|     cv && @cf.cast_value(cv.value)
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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, :on => :save
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|   validates_length_of :name, :maximum => 255
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|     
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|   @@operators = { "="   => :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_all,
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|                   ">="  => :label_greater_or_equal,
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|                   "<="  => :label_less_or_equal,
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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,
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|                   "t"   => :label_today,
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|                   "w"   => :label_this_week,
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|                   ">t-" => :label_less_than_ago,
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|                   "<t-" => :label_more_than_ago,
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|                   "t-"  => :label_ago,
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|                   "~"   => :label_contains,
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|                   "!~"  => :label_not_contains }
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| 
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|   cattr_reader :operators
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|     
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|   @@operators_by_filter_type = { :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", "w", ">t-", "<t-", "t-" ],
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|                                  :date_past => [ ">t-", "<t-", "t-", "t", "w" ],
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|                                  :string => [ "=", "~", "!", "!~" ],
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|                                  :text => [  "~", "!~" ],
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|                                  :integer => [ "=", ">=", "<=", "!*", "*" ] }
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| 
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|   cattr_reader :operators_by_filter_type
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| 
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|   @@available_columns = [
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|     QueryColumn.new(:project, :sortable => "#{Project.table_name}.name", :groupable => true),
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|     QueryColumn.new(:tracker, :sortable => "#{Tracker.table_name}.position", :groupable => true),
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|     QueryColumn.new(:parent, :sortable => ["#{Issue.table_name}.root_id", "#{Issue.table_name}.lft ASC"], :default_order => 'desc', :caption => :field_parent_issue),
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|     QueryColumn.new(:status, :sortable => "#{IssueStatus.table_name}.position", :groupable => true),
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|     QueryColumn.new(:priority, :sortable => "#{IssuePriority.table_name}.position", :default_order => 'desc', :groupable => true),
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|     QueryColumn.new(:subject, :sortable => "#{Issue.table_name}.subject"),
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|     QueryColumn.new(:author),
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|     QueryColumn.new(:assigned_to, :sortable => ["#{User.table_name}.lastname", "#{User.table_name}.firstname", "#{User.table_name}.id"], :groupable => true),
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|     QueryColumn.new(:updated_on, :sortable => "#{Issue.table_name}.updated_on", :default_order => 'desc'),
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|     QueryColumn.new(:category, :sortable => "#{IssueCategory.table_name}.name", :groupable => true),
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|     QueryColumn.new(:fixed_version, :sortable => ["#{Version.table_name}.effective_date", "#{Version.table_name}.name"], :default_order => 'desc', :groupable => true),
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|     QueryColumn.new(:start_date, :sortable => "#{Issue.table_name}.start_date"),
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|     QueryColumn.new(:due_date, :sortable => "#{Issue.table_name}.due_date"),
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|     QueryColumn.new(:estimated_hours, :sortable => "#{Issue.table_name}.estimated_hours"),
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|     QueryColumn.new(:done_ratio, :sortable => "#{Issue.table_name}.done_ratio", :groupable => true),
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|     QueryColumn.new(:created_on, :sortable => "#{Issue.table_name}.created_on", :default_order => 'desc'),
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|   ]
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|   cattr_reader :available_columns
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|   
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|   def initialize(attributes = nil)
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|     super attributes
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|     self.filters ||= { 'status_id' => {:operator => "o", :values => [""]} }
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|   end
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|   
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|   def after_initialize
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|     # Store the fact that project is nil (used in #editable_by?)
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|     @is_for_all = project.nil?
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|   end
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|   
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|   def validate
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|     filters.each_key do |field|
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|       errors.add label_for(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", "w"].include? operator_for(field)
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|     end if filters
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|   end
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|   
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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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|   
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|   def available_filters
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|     return @available_filters if @available_filters
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|     
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|     trackers = project.nil? ? Tracker.find(:all, :order => 'position') : project.rolled_up_trackers
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|     
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|     @available_filters = { "status_id" => { :type => :list_status, :order => 1, :values => IssueStatus.find(:all, :order => 'position').collect{|s| [s.name, s.id.to_s] } },       
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|                            "tracker_id" => { :type => :list, :order => 2, :values => trackers.collect{|s| [s.name, s.id.to_s] } },                                                                                                                
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|                            "priority_id" => { :type => :list, :order => 3, :values => IssuePriority.all.collect{|s| [s.name, s.id.to_s] } },
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|                            "subject" => { :type => :text, :order => 8 },  
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|                            "created_on" => { :type => :date_past, :order => 9 },                        
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|                            "updated_on" => { :type => :date_past, :order => 10 },
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|                            "start_date" => { :type => :date, :order => 11 },
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|                            "due_date" => { :type => :date, :order => 12 },
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|                            "estimated_hours" => { :type => :integer, :order => 13 },
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|                            "done_ratio" =>  { :type => :integer, :order => 14 }}
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|     
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|     user_values = []
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|     user_values << ["<< #{l(:label_me)} >>", "me"] if User.current.logged?
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|     if project
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|       user_values += project.users.sort.collect{|s| [s.name, s.id.to_s] }
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|     else
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|       all_projects = Project.visible.all
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|       if all_projects.any?
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|         # members of visible projects
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|         user_values += User.active.find(:all, :conditions => ["#{User.table_name}.id IN (SELECT DISTINCT user_id FROM members WHERE project_id IN (?))", all_projects.collect(&:id)]).sort.collect{|s| [s.name, s.id.to_s] }
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|           
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|         # project filter
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|         project_values = []
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|         Project.project_tree(all_projects) do |p, level|
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|           prefix = (level > 0 ? ('--' * level + ' ') : '')
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|           project_values << ["#{prefix}#{p.name}", p.id.to_s]
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|         end
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|         @available_filters["project_id"] = { :type => :list, :order => 1, :values => project_values} unless project_values.empty?
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|       end
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|     end
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|     @available_filters["assigned_to_id"] = { :type => :list_optional, :order => 4, :values => user_values } unless user_values.empty?
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|     @available_filters["author_id"] = { :type => :list, :order => 5, :values => user_values } unless user_values.empty?
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| 
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|     group_values = Group.all.collect {|g| [g.name, g.id.to_s] }
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|     @available_filters["member_of_group"] = { :type => :list_optional, :order => 6, :values => group_values } unless group_values.empty?
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| 
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|     role_values = Role.givable.collect {|r| [r.name, r.id.to_s] }
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|     @available_filters["assigned_to_role"] = { :type => :list_optional, :order => 7, :values => role_values } unless role_values.empty?
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|     
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|     if User.current.logged?
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|       @available_filters["watcher_id"] = { :type => :list, :order => 15, :values => [["<< #{l(:label_me)} >>", "me"]] }
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|     end
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|   
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|     if project
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|       # project specific filters
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|       unless @project.issue_categories.empty?
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|         @available_filters["category_id"] = { :type => :list_optional, :order => 6, :values => @project.issue_categories.collect{|s| [s.name, s.id.to_s] } }
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|       end
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|       unless @project.shared_versions.empty?
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|         @available_filters["fixed_version_id"] = { :type => :list_optional, :order => 7, :values => @project.shared_versions.sort.collect{|s| ["#{s.project.name} - #{s.name}", s.id.to_s] } }
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|       end
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|       unless @project.descendants.active.empty?
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|         @available_filters["subproject_id"] = { :type => :list_subprojects, :order => 13, :values => @project.descendants.visible.collect{|s| [s.name, s.id.to_s] } }
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|       end
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|       add_custom_fields_filters(@project.all_issue_custom_fields)
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|     else
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|       # global filters for cross project issue list
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|       system_shared_versions = Version.visible.find_all_by_sharing('system')
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|       unless system_shared_versions.empty?
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|         @available_filters["fixed_version_id"] = { :type => :list_optional, :order => 7, :values => system_shared_versions.sort.collect{|s| ["#{s.project.name} - #{s.name}", s.id.to_s] } }
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|       end
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|       add_custom_fields_filters(IssueCustomField.find(:all, :conditions => {:is_filter => true, :is_for_all => true}))
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|     end
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|     @available_filters
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|   end
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|   
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|   def add_filter(field, operator, values)
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|     # values must be an array
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|     return unless values and values.is_a? Array # and !values.first.empty?
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|     # check if field is defined as an available filter
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|     if available_filters.has_key? field
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|       filter_options = available_filters[field]
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|       # check if operator is allowed for that filter
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|       #if @@operators_by_filter_type[filter_options[:type]].include? operator
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|       #  allowed_values = values & ([""] + (filter_options[:values] || []).collect {|val| val[1]})
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|       #  filters[field] = {:operator => operator, :values => allowed_values } if (allowed_values.first and !allowed_values.first.empty?) or ["o", "c", "!*", "*", "t"].include? operator
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|       #end
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|       filters[field] = {:operator => operator, :values => values }
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|     end
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|   end
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|   
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|   def add_short_filter(field, expression)
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|     return unless expression
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|     parms = expression.scan(/^(o|c|!\*|!|\*)?(.*)$/).first
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|     add_filter field, (parms[0] || "="), [parms[1] || ""]
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|   end
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| 
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|   # Add multiple filters using +add_filter+
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|   def add_filters(fields, operators, values)
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|     if fields.is_a?(Array) && operators.is_a?(Hash) && values.is_a?(Hash)
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|       fields.each do |field|
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|         add_filter(field, operators[field], values[field])
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|       end
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|     end
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|   end
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|   
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|   def has_filter?(field)
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|     filters and filters[field]
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|   end
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|   
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|   def operator_for(field)
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|     has_filter?(field) ? filters[field][:operator] : nil
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|   end
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|   
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|   def values_for(field)
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|     has_filter?(field) ? filters[field][:values] : nil
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|   end
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|   
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|   def label_for(field)
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|     label = available_filters[field][:name] if available_filters.has_key?(field)
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|     label ||= field.gsub(/\_id$/, "")
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|   end
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| 
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|   def available_columns
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|     return @available_columns if @available_columns
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|     @available_columns = Query.available_columns
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|     @available_columns += (project ? 
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|                             project.all_issue_custom_fields :
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|                             IssueCustomField.find(:all)
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|                            ).collect {|cf| QueryCustomFieldColumn.new(cf) }      
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|   end
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| 
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|   def self.available_columns=(v)
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|     self.available_columns = (v)
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|   end
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|   
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|   def self.add_available_column(column)
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|     self.available_columns << (column) if column.is_a?(QueryColumn)
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|   end
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|   
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|   # Returns an array of columns that can be used to group the results
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|   def groupable_columns
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|     available_columns.select {|c| c.groupable}
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|   end
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| 
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|   # Returns a Hash of columns and the key for sorting
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|   def sortable_columns
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|     {'id' => "#{Issue.table_name}.id"}.merge(available_columns.inject({}) {|h, column|
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|                                                h[column.name.to_s] = column.sortable
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|                                                h
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|                                              })
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|   end
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|   
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|   def columns
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|     if has_default_columns?
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|       available_columns.select do |c|
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|         # Adds the project column by default for cross-project lists
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|         Setting.issue_list_default_columns.include?(c.name.to_s) || (c.name == :project && project.nil?)
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|       end
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|     else
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|       # preserve the column_names order
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|       column_names.collect {|name| available_columns.find {|col| col.name == name}}.compact
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|     end
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|   end
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|   
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|   def column_names=(names)
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|     if names
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|       names = names.select {|n| n.is_a?(Symbol) || !n.blank? }
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|       names = names.collect {|n| n.is_a?(Symbol) ? n : n.to_sym }
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|       # Set column_names to nil if default columns
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|       if names.map(&:to_s) == Setting.issue_list_default_columns
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|         names = nil
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|       end
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|     end
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|     write_attribute(:column_names, names)
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|   end
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|   
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|   def has_column?(column)
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|     column_names && column_names.include?(column.name)
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|   end
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|   
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|   def has_default_columns?
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|     column_names.nil? || column_names.empty?
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|   end
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|   
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|   def sort_criteria=(arg)
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|     c = []
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|     if arg.is_a?(Hash)
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|       arg = arg.keys.sort.collect {|k| arg[k]}
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|     end
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|     c = arg.select {|k,o| !k.to_s.blank?}.slice(0,3).collect {|k,o| [k.to_s, o == 'desc' ? o : 'asc']}
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|     write_attribute(:sort_criteria, c)
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|   end
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|   
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|   def sort_criteria
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|     read_attribute(:sort_criteria) || []
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|   end
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|   
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|   def sort_criteria_key(arg)
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|     sort_criteria && sort_criteria[arg] && sort_criteria[arg].first
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|   end
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|   
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|   def sort_criteria_order(arg)
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|     sort_criteria && sort_criteria[arg] && sort_criteria[arg].last
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|   end
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|   
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|   # Returns the SQL sort order that should be prepended for grouping
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|   def group_by_sort_order
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|     if grouped? && (column = group_by_column)
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|       column.sortable.is_a?(Array) ?
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|         column.sortable.collect {|s| "#{s} #{column.default_order}"}.join(',') :
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|         "#{column.sortable} #{column.default_order}"
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|     end
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|   end
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|   
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|   # Returns true if the query is a grouped query
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|   def grouped?
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|     !group_by_column.nil?
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|   end
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|   
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|   def group_by_column
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|     groupable_columns.detect {|c| c.groupable && c.name.to_s == group_by}
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|   end
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|   
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|   def group_by_statement
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|     group_by_column.try(:groupable)
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|   end
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|   
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|   def project_statement
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|     project_clauses = []
 | |
|     if project && !@project.descendants.active.empty?
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|       ids = [project.id]
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|       if has_filter?("subproject_id")
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|         case operator_for("subproject_id")
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|         when '='
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|           # include the selected subprojects
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|           ids += values_for("subproject_id").each(&:to_i)
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|         when '!*'
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|           # main project only
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|         else
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|           # all subprojects
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|           ids += project.descendants.collect(&:id)
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|         end
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|       elsif Setting.display_subprojects_issues?
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|         ids += project.descendants.collect(&:id)
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|       end
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|       project_clauses << "#{Project.table_name}.id IN (%s)" % ids.join(',')
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|     elsif project
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|       project_clauses << "#{Project.table_name}.id = %d" % project.id
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|     end
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|     project_clauses <<  Project.allowed_to_condition(User.current, :view_issues)
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|     project_clauses.join(' AND ')
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|   end
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| 
 | |
|   def statement
 | |
|     # filters clauses
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|     filters_clauses = []
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|     filters.each_key do |field|
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|       next if field == "subproject_id"
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|       v = values_for(field).clone
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|       next unless v and !v.empty?
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|       operator = operator_for(field)
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|       
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|       # "me" value subsitution
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|       if %w(assigned_to_id author_id watcher_id).include?(field)
 | |
|         v.push(User.current.logged? ? User.current.id.to_s : "0") if v.delete("me")
 | |
|       end
 | |
|       
 | |
|       sql = ''
 | |
|       if field =~ /^cf_(\d+)$/
 | |
|         # custom field
 | |
|         db_table = CustomValue.table_name
 | |
|         db_field = 'value'
 | |
|         is_custom_filter = true
 | |
|         sql << "#{Issue.table_name}.id IN (SELECT #{Issue.table_name}.id FROM #{Issue.table_name} LEFT OUTER JOIN #{db_table} ON #{db_table}.customized_type='Issue' AND #{db_table}.customized_id=#{Issue.table_name}.id AND #{db_table}.custom_field_id=#{$1} WHERE "
 | |
|         sql << sql_for_field(field, operator, v, db_table, db_field, true) + ')'
 | |
|       elsif field == 'watcher_id'
 | |
|         db_table = Watcher.table_name
 | |
|         db_field = 'user_id'
 | |
|         sql << "#{Issue.table_name}.id #{ operator == '=' ? 'IN' : 'NOT IN' } (SELECT #{db_table}.watchable_id FROM #{db_table} WHERE #{db_table}.watchable_type='Issue' AND "
 | |
|         sql << sql_for_field(field, '=', v, db_table, db_field) + ')'
 | |
|       elsif field == "member_of_group" # named field
 | |
|         if operator == '*' # Any group
 | |
|           groups = Group.all
 | |
|           operator = '=' # Override the operator since we want to find by assigned_to
 | |
|         elsif operator == "!*"
 | |
|           groups = Group.all
 | |
|           operator = '!' # Override the operator since we want to find by assigned_to
 | |
|         else
 | |
|           groups = Group.find_all_by_id(v)
 | |
|         end
 | |
|         groups ||= []
 | |
| 
 | |
|         members_of_groups = groups.inject([]) {|user_ids, group|
 | |
|           if group && group.user_ids.present?
 | |
|             user_ids << group.user_ids
 | |
|           end
 | |
|           user_ids.flatten.uniq.compact
 | |
|         }.sort.collect(&:to_s)
 | |
|         
 | |
|         sql << '(' + sql_for_field("assigned_to_id", operator, members_of_groups, Issue.table_name, "assigned_to_id", false) + ')'
 | |
| 
 | |
|       elsif field == "assigned_to_role" # named field
 | |
|         if operator == "*" # Any Role
 | |
|           roles = Role.givable
 | |
|           operator = '=' # Override the operator since we want to find by assigned_to
 | |
|         elsif operator == "!*" # No role
 | |
|           roles = Role.givable
 | |
|           operator = '!' # Override the operator since we want to find by assigned_to
 | |
|         else
 | |
|           roles = Role.givable.find_all_by_id(v)
 | |
|         end
 | |
|         roles ||= []
 | |
|         
 | |
|         members_of_roles = roles.inject([]) {|user_ids, role|
 | |
|           if role && role.members
 | |
|             user_ids << role.members.collect(&:user_id)
 | |
|           end
 | |
|           user_ids.flatten.uniq.compact
 | |
|         }.sort.collect(&:to_s)
 | |
|         
 | |
|         sql << '(' + sql_for_field("assigned_to_id", operator, members_of_roles, Issue.table_name, "assigned_to_id", false) + ')'
 | |
|       else
 | |
|         # regular field
 | |
|         db_table = Issue.table_name
 | |
|         db_field = field
 | |
|         sql << '(' + sql_for_field(field, operator, v, db_table, db_field) + ')'
 | |
|       end
 | |
|       filters_clauses << sql
 | |
|       
 | |
|     end if filters and valid?
 | |
|     
 | |
|     (filters_clauses << project_statement).join(' AND ')
 | |
|   end
 | |
|   
 | |
|   # Returns the issue count
 | |
|   def issue_count
 | |
|     Issue.count(:include => [:status, :project], :conditions => statement)
 | |
|   rescue ::ActiveRecord::StatementInvalid => e
 | |
|     raise StatementInvalid.new(e.message)
 | |
|   end
 | |
|   
 | |
|   # Returns the issue count by group or nil if query is not grouped
 | |
|   def issue_count_by_group
 | |
|     r = nil
 | |
|     if grouped?
 | |
|       begin
 | |
|         # Rails will raise an (unexpected) RecordNotFound if there's only a nil group value
 | |
|         r = Issue.count(:group => group_by_statement, :include => [:status, :project], :conditions => statement)
 | |
|       rescue ActiveRecord::RecordNotFound
 | |
|         r = {nil => issue_count}
 | |
|       end
 | |
|       c = group_by_column
 | |
|       if c.is_a?(QueryCustomFieldColumn)
 | |
|         r = r.keys.inject({}) {|h, k| h[c.custom_field.cast_value(k)] = r[k]; h}
 | |
|       end
 | |
|     end
 | |
|     r
 | |
|   rescue ::ActiveRecord::StatementInvalid => e
 | |
|     raise StatementInvalid.new(e.message)
 | |
|   end
 | |
|   
 | |
|   # Returns the issues
 | |
|   # Valid options are :order, :offset, :limit, :include, :conditions
 | |
|   def issues(options={})
 | |
|     order_option = [group_by_sort_order, options[:order]].reject {|s| s.blank?}.join(',')
 | |
|     order_option = nil if order_option.blank?
 | |
|     
 | |
|     Issue.find :all, :include => ([:status, :project] + (options[:include] || [])).uniq,
 | |
|                      :conditions => Query.merge_conditions(statement, options[:conditions]),
 | |
|                      :order => order_option,
 | |
|                      :limit  => options[:limit],
 | |
|                      :offset => options[:offset]
 | |
|   rescue ::ActiveRecord::StatementInvalid => e
 | |
|     raise StatementInvalid.new(e.message)
 | |
|   end
 | |
| 
 | |
|   # Returns the journals
 | |
|   # Valid options are :order, :offset, :limit
 | |
|   def journals(options={})
 | |
|     Journal.find :all, :include => [:details, :user, {:issue => [:project, :author, :tracker, :status]}],
 | |
|                        :conditions => statement,
 | |
|                        :order => options[:order],
 | |
|                        :limit => options[:limit],
 | |
|                        :offset => options[:offset]
 | |
|   rescue ::ActiveRecord::StatementInvalid => e
 | |
|     raise StatementInvalid.new(e.message)
 | |
|   end
 | |
|   
 | |
|   # Returns the versions
 | |
|   # Valid options are :conditions
 | |
|   def versions(options={})
 | |
|     Version.find :all, :include => :project,
 | |
|                        :conditions => Query.merge_conditions(project_statement, options[:conditions])
 | |
|   rescue ::ActiveRecord::StatementInvalid => e
 | |
|     raise StatementInvalid.new(e.message)
 | |
|   end
 | |
|   
 | |
|   private
 | |
|   
 | |
|   # 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?
 | |
|         sql = "#{db_table}.#{db_field} IN (" + value.collect{|val| "'#{connection.quote_string(val)}'"}.join(",") + ")"
 | |
|       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 ">="
 | |
|       sql = "#{db_table}.#{db_field} >= #{value.first.to_i}"
 | |
|     when "<="
 | |
|       sql = "#{db_table}.#{db_field} <= #{value.first.to_i}"
 | |
|     when "o"
 | |
|       sql = "#{IssueStatus.table_name}.is_closed=#{connection.quoted_false}" if field == "status_id"
 | |
|     when "c"
 | |
|       sql = "#{IssueStatus.table_name}.is_closed=#{connection.quoted_true}" if field == "status_id"
 | |
|     when ">t-"
 | |
|       sql = date_range_clause(db_table, db_field, - value.first.to_i, 0)
 | |
|     when "<t-"
 | |
|       sql = date_range_clause(db_table, db_field, nil, - value.first.to_i)
 | |
|     when "t-"
 | |
|       sql = date_range_clause(db_table, db_field, - value.first.to_i, - value.first.to_i)
 | |
|     when ">t+"
 | |
|       sql = date_range_clause(db_table, db_field, value.first.to_i, nil)
 | |
|     when "<t+"
 | |
|       sql = date_range_clause(db_table, db_field, 0, value.first.to_i)
 | |
|     when "t+"
 | |
|       sql = date_range_clause(db_table, db_field, value.first.to_i, value.first.to_i)
 | |
|     when "t"
 | |
|       sql = date_range_clause(db_table, db_field, 0, 0)
 | |
|     when "w"
 | |
|       from = l(:general_first_day_of_week) == '7' ?
 | |
|       # week starts on sunday
 | |
|       ((Date.today.cwday == 7) ? Time.now.at_beginning_of_day : Time.now.at_beginning_of_week - 1.day) :
 | |
|         # week starts on monday (Rails default)
 | |
|         Time.now.at_beginning_of_week
 | |
|       sql = "#{db_table}.#{db_field} BETWEEN '%s' AND '%s'" % [connection.quoted_date(from), connection.quoted_date(from + 7.days)]
 | |
|     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)}%'"
 | |
|     end
 | |
|     
 | |
|     return sql
 | |
|   end
 | |
|   
 | |
|   def add_custom_fields_filters(custom_fields)
 | |
|     @available_filters ||= {}
 | |
|     
 | |
|     custom_fields.select(&:is_filter?).each do |field|
 | |
|       case field.field_format
 | |
|       when "text"
 | |
|         options = { :type => :text, :order => 20 }
 | |
|       when "list"
 | |
|         options = { :type => :list_optional, :values => field.possible_values, :order => 20}
 | |
|       when "date"
 | |
|         options = { :type => :date, :order => 20 }
 | |
|       when "bool"
 | |
|         options = { :type => :list, :values => [[l(:general_text_yes), "1"], [l(:general_text_no), "0"]], :order => 20 }
 | |
|       else
 | |
|         options = { :type => :string, :order => 20 }
 | |
|       end
 | |
|       @available_filters["cf_#{field.id}"] = options.merge({ :name => field.name })
 | |
|     end
 | |
|   end
 | |
|   
 | |
|   # Returns a SQL clause for a date or datetime field.
 | |
|   def date_range_clause(table, field, from, to)
 | |
|     s = []
 | |
|     if from
 | |
|       s << ("#{table}.#{field} > '%s'" % [connection.quoted_date((Date.yesterday + from).to_time.end_of_day)])
 | |
|     end
 | |
|     if to
 | |
|       s << ("#{table}.#{field} <= '%s'" % [connection.quoted_date((Date.today + to).to_time.end_of_day)])
 | |
|     end
 | |
|     s.join(' AND ')
 | |
|   end
 | |
| end
 |