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	git-svn-id: http://svn.redmine.org/redmine/trunk@13577 e93f8b46-1217-0410-a6f0-8f06a7374b81
		
			
				
	
	
		
			1688 lines
		
	
	
		
			58 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			1688 lines
		
	
	
		
			58 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
# Redmine - project management software
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# Copyright (C) 2006-2014  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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class Issue < ActiveRecord::Base
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  include Redmine::SafeAttributes
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  include Redmine::Utils::DateCalculation
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  include Redmine::I18n
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  belongs_to :project
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  belongs_to :tracker
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  belongs_to :status, :class_name => 'IssueStatus'
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  belongs_to :author, :class_name => 'User'
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  belongs_to :assigned_to, :class_name => 'Principal'
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  belongs_to :fixed_version, :class_name => 'Version'
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  belongs_to :priority, :class_name => 'IssuePriority'
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  belongs_to :category, :class_name => 'IssueCategory'
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  has_many :journals, :as => :journalized, :dependent => :destroy
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  has_many :visible_journals,
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    lambda {where(["(#{Journal.table_name}.private_notes = ? OR (#{Project.allowed_to_condition(User.current, :view_private_notes)}))", false])},
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    :class_name => 'Journal',
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    :as => :journalized
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  has_many :time_entries, :dependent => :destroy
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  has_and_belongs_to_many :changesets, lambda {order("#{Changeset.table_name}.committed_on ASC, #{Changeset.table_name}.id ASC")}
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  has_many :relations_from, :class_name => 'IssueRelation', :foreign_key => 'issue_from_id', :dependent => :delete_all
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  has_many :relations_to, :class_name => 'IssueRelation', :foreign_key => 'issue_to_id', :dependent => :delete_all
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  acts_as_nested_set :scope => 'root_id', :dependent => :destroy
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  acts_as_attachable :after_add => :attachment_added, :after_remove => :attachment_removed
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  acts_as_customizable
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  acts_as_watchable
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  acts_as_searchable :columns => ['subject', "#{table_name}.description", "#{Journal.table_name}.notes"],
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                     # sort by id so that limited eager loading doesn't break with postgresql
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                     :order_column => "#{table_name}.id",
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                     :scope => lambda { joins(:project).
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                                        joins("LEFT OUTER JOIN #{Journal.table_name} ON #{Journal.table_name}.journalized_type='Issue'" + 
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                                              " AND #{Journal.table_name}.journalized_id = #{Issue.table_name}.id" +
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                                              " AND (#{Journal.table_name}.private_notes = #{connection.quoted_false}" +
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                                                    " OR (#{Project.allowed_to_condition(User.current, :view_private_notes)}))") }
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  acts_as_event :title => Proc.new {|o| "#{o.tracker.name} ##{o.id} (#{o.status}): #{o.subject}"},
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                :url => Proc.new {|o| {:controller => 'issues', :action => 'show', :id => o.id}},
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                :type => Proc.new {|o| 'issue' + (o.closed? ? ' closed' : '') }
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  acts_as_activity_provider :scope => preload(:project, :author, :tracker),
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                            :author_key => :author_id
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  DONE_RATIO_OPTIONS = %w(issue_field issue_status)
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  attr_reader :current_journal
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  delegate :notes, :notes=, :private_notes, :private_notes=, :to => :current_journal, :allow_nil => true
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  validates_presence_of :subject, :priority, :project, :tracker, :author, :status
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  validates_length_of :subject, :maximum => 255
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  validates_inclusion_of :done_ratio, :in => 0..100
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  validates :estimated_hours, :numericality => {:greater_than_or_equal_to => 0, :allow_nil => true, :message => :invalid}
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  validates :start_date, :date => true
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  validates :due_date, :date => true
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  validate :validate_issue, :validate_required_fields
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  attr_protected :id
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  scope :visible, lambda {|*args|
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    includes(:project).
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    references(:project).
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    where(Issue.visible_condition(args.shift || User.current, *args))
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  }
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  scope :open, lambda {|*args|
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    is_closed = args.size > 0 ? !args.first : false
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    joins(:status).
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    where("#{IssueStatus.table_name}.is_closed = ?", is_closed)
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  }
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  scope :recently_updated, lambda { order("#{Issue.table_name}.updated_on DESC") }
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  scope :on_active_project, lambda {
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    joins(:project).
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    where("#{Project.table_name}.status = ?", Project::STATUS_ACTIVE)
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  }
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  scope :fixed_version, lambda {|versions|
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    ids = [versions].flatten.compact.map {|v| v.is_a?(Version) ? v.id : v}
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    ids.any? ? where(:fixed_version_id => ids) : where('1=0')
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  }
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  before_create :default_assign
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  before_save :close_duplicates, :update_done_ratio_from_issue_status,
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              :force_updated_on_change, :update_closed_on, :set_assigned_to_was
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  after_save {|issue| issue.send :after_project_change if !issue.id_changed? && issue.project_id_changed?}
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  after_save :reschedule_following_issues, :update_nested_set_attributes,
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             :update_parent_attributes, :create_journal
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  # Should be after_create but would be called before previous after_save callbacks
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  after_save :after_create_from_copy
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  after_destroy :update_parent_attributes
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  after_create :send_notification
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  # Keep it at the end of after_save callbacks
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  after_save :clear_assigned_to_was
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  # Returns a SQL conditions string used to find all issues visible by the specified user
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  def self.visible_condition(user, options={})
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    Project.allowed_to_condition(user, :view_issues, options) do |role, user|
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      if user.id && user.logged?
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        case role.issues_visibility
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        when 'all'
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          nil
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        when 'default'
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          user_ids = [user.id] + user.groups.map(&:id).compact
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          "(#{table_name}.is_private = #{connection.quoted_false} OR #{table_name}.author_id = #{user.id} OR #{table_name}.assigned_to_id IN (#{user_ids.join(',')}))"
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        when 'own'
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          user_ids = [user.id] + user.groups.map(&:id).compact
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          "(#{table_name}.author_id = #{user.id} OR #{table_name}.assigned_to_id IN (#{user_ids.join(',')}))"
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        else
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          '1=0'
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        end
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      else
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        "(#{table_name}.is_private = #{connection.quoted_false})"
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      end
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    end
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  end
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  # Returns true if usr or current user is allowed to view the issue
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  def visible?(usr=nil)
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    (usr || User.current).allowed_to?(:view_issues, self.project) do |role, user|
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      if user.logged?
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        case role.issues_visibility
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        when 'all'
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          true
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        when 'default'
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          !self.is_private? || (self.author == user || user.is_or_belongs_to?(assigned_to))
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        when 'own'
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          self.author == user || user.is_or_belongs_to?(assigned_to)
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        else
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          false
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        end
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      else
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        !self.is_private?
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      end
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    end
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  end
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  # Returns true if user or current user is allowed to edit or add a note to the issue
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  def editable?(user=User.current)
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    user.allowed_to?(:edit_issues, project) || user.allowed_to?(:add_issue_notes, project)
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  end
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  def initialize(attributes=nil, *args)
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    super
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    if new_record?
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      # set default values for new records only
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      self.priority ||= IssuePriority.default
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      self.watcher_user_ids = []
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    end
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  end
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  def create_or_update
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    super
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  ensure
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    @status_was = nil
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  end
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  private :create_or_update
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  # AR#Persistence#destroy would raise and RecordNotFound exception
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  # if the issue was already deleted or updated (non matching lock_version).
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  # This is a problem when bulk deleting issues or deleting a project
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  # (because an issue may already be deleted if its parent was deleted
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  # first).
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  # The issue is reloaded by the nested_set before being deleted so
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  # the lock_version condition should not be an issue but we handle it.
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  def destroy
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    super
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  rescue ActiveRecord::RecordNotFound
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    # Stale or already deleted
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    begin
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      reload
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    rescue ActiveRecord::RecordNotFound
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      # The issue was actually already deleted
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      @destroyed = true
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      return freeze
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    end
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    # The issue was stale, retry to destroy
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    super
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  end
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  alias :base_reload :reload
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  def reload(*args)
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    @workflow_rule_by_attribute = nil
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    @assignable_versions = nil
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    @relations = nil
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    base_reload(*args)
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  end
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  # Overrides Redmine::Acts::Customizable::InstanceMethods#available_custom_fields
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  def available_custom_fields
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    (project && tracker) ? (project.all_issue_custom_fields & tracker.custom_fields) : []
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  end
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  def visible_custom_field_values(user=nil)
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    user_real = user || User.current
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    custom_field_values.select do |value|
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      value.custom_field.visible_by?(project, user_real)
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    end
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  end
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  # Copies attributes from another issue, arg can be an id or an Issue
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  def copy_from(arg, options={})
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    issue = arg.is_a?(Issue) ? arg : Issue.visible.find(arg)
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    self.attributes = issue.attributes.dup.except("id", "root_id", "parent_id", "lft", "rgt", "created_on", "updated_on")
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    self.custom_field_values = issue.custom_field_values.inject({}) {|h,v| h[v.custom_field_id] = v.value; h}
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    self.status = issue.status
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    self.author = User.current
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    unless options[:attachments] == false
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      self.attachments = issue.attachments.map do |attachement|
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        attachement.copy(:container => self)
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      end
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    end
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    @copied_from = issue
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    @copy_options = options
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    self
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  end
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  # Returns an unsaved copy of the issue
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  def copy(attributes=nil, copy_options={})
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    copy = self.class.new.copy_from(self, copy_options)
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    copy.attributes = attributes if attributes
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    copy
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  end
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  # Returns true if the issue is a copy
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  def copy?
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    @copied_from.present?
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  end
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  # Moves/copies an issue to a new project and tracker
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  # Returns the moved/copied issue on success, false on failure
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  def move_to_project(new_project, new_tracker=nil, options={})
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    ActiveSupport::Deprecation.warn "Issue#move_to_project is deprecated, use #project= instead."
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    if options[:copy]
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      issue = self.copy
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    else
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      issue = self
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    end
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    issue.init_journal(User.current, options[:notes])
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    # Preserve previous behaviour
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    # #move_to_project doesn't change tracker automatically
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    issue.send :project=, new_project, true
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    if new_tracker
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      issue.tracker = new_tracker
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    end
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    # Allow bulk setting of attributes on the issue
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    if options[:attributes]
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      issue.attributes = options[:attributes]
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    end
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    issue.save ? issue : false
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  end
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  def status_id=(status_id)
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    if status_id.to_s != self.status_id.to_s
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      self.status = (status_id.present? ? IssueStatus.find_by_id(status_id) : nil)
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    end
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    self.status_id
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  end
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  # Sets the status.
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  def self.status=(status)
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    if status != self.status
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      @workflow_rule_by_attribute = nil
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    end
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    association(:status).writer(status)
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  end
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  def priority_id=(pid)
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    self.priority = nil
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    write_attribute(:priority_id, pid)
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  end
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  def category_id=(cid)
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    self.category = nil
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    write_attribute(:category_id, cid)
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  end
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  def fixed_version_id=(vid)
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    self.fixed_version = nil
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    write_attribute(:fixed_version_id, vid)
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  end
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  def tracker_id=(tracker_id)
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    if tracker_id.to_s != self.tracker_id.to_s
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      self.tracker = (tracker_id.present? ? Tracker.find_by_id(tracker_id) : nil)
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    end
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    self.tracker_id
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  end
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  # Sets the tracker.
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  # This will set the status to the default status of the new tracker if:
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  # * the status was the default for the previous tracker
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  # * or if the status was not part of the new tracker statuses
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  # * or the status was nil
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  def tracker=(tracker)
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    if tracker != self.tracker 
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      if status == default_status
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        self.status = nil
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      elsif status && tracker && !tracker.issue_status_ids.include?(status.id)
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        self.status = nil
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      end
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      @custom_field_values = nil
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      @workflow_rule_by_attribute = nil
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    end
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    association(:tracker).writer(tracker)
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    self.status ||= default_status
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    self.tracker
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  end
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  def project_id=(project_id)
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    if project_id.to_s != self.project_id.to_s
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      self.project = (project_id.present? ? Project.find_by_id(project_id) : nil)
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    end
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    self.project_id
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  end
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  # Sets the project.
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  # Unless keep_tracker argument is set to true, this will change the tracker
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  # to the first tracker of the new project if the previous tracker is not part
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  # of the new project trackers.
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  # This will clear the fixed_version is it's no longer valid for the new project.
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  # This will clear the parent issue if it's no longer valid for the new project.
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  # This will set the category to the category with the same name in the new
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  # project if it exists, or clear it if it doesn't.
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  def project=(project, keep_tracker=false)
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    project_was = self.project
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    association(:project).writer(project)
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    if project_was && project && project_was != project
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      @assignable_versions = nil
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      unless keep_tracker || project.trackers.include?(tracker)
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        self.tracker = project.trackers.first
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      end
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      # Reassign to the category with same name if any
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      if category
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        self.category = project.issue_categories.find_by_name(category.name)
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      end
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      # Keep the fixed_version if it's still valid in the new_project
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      if fixed_version && fixed_version.project != project && !project.shared_versions.include?(fixed_version)
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        self.fixed_version = nil
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      end
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      # Clear the parent task if it's no longer valid
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      unless valid_parent_project?
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        self.parent_issue_id = nil
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      end
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      @custom_field_values = nil
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      @workflow_rule_by_attribute = nil
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    end
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    self.project
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  end
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  def description=(arg)
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    if arg.is_a?(String)
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      arg = arg.gsub(/(\r\n|\n|\r)/, "\r\n")
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    end
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    write_attribute(:description, arg)
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  end
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  # Overrides assign_attributes so that project and tracker get assigned first
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  def assign_attributes_with_project_and_tracker_first(new_attributes, *args)
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    return if new_attributes.nil?
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    attrs = new_attributes.dup
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    attrs.stringify_keys!
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						|
    %w(project project_id tracker tracker_id).each do |attr|
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						|
      if attrs.has_key?(attr)
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        send "#{attr}=", attrs.delete(attr)
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      end
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    end
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    send :assign_attributes_without_project_and_tracker_first, attrs, *args
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  end
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  # Do not redefine alias chain on reload (see #4838)
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  alias_method_chain(:assign_attributes, :project_and_tracker_first) unless method_defined?(:assign_attributes_without_project_and_tracker_first)
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  def attributes=(new_attributes)
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    assign_attributes new_attributes
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  end
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 | 
						|
  def estimated_hours=(h)
 | 
						|
    write_attribute :estimated_hours, (h.is_a?(String) ? h.to_hours : h)
 | 
						|
  end
 | 
						|
 | 
						|
  safe_attributes 'project_id',
 | 
						|
    :if => lambda {|issue, user|
 | 
						|
      if issue.new_record?
 | 
						|
        issue.copy?
 | 
						|
      elsif user.allowed_to?(:move_issues, issue.project)
 | 
						|
        Issue.allowed_target_projects_on_move.count > 1
 | 
						|
      end
 | 
						|
    }
 | 
						|
 | 
						|
  safe_attributes 'tracker_id',
 | 
						|
    'status_id',
 | 
						|
    'category_id',
 | 
						|
    'assigned_to_id',
 | 
						|
    'priority_id',
 | 
						|
    'fixed_version_id',
 | 
						|
    'subject',
 | 
						|
    'description',
 | 
						|
    'start_date',
 | 
						|
    'due_date',
 | 
						|
    'done_ratio',
 | 
						|
    'estimated_hours',
 | 
						|
    'custom_field_values',
 | 
						|
    'custom_fields',
 | 
						|
    'lock_version',
 | 
						|
    'notes',
 | 
						|
    :if => lambda {|issue, user| issue.new_record? || user.allowed_to?(:edit_issues, issue.project) }
 | 
						|
 | 
						|
  safe_attributes 'status_id',
 | 
						|
    'assigned_to_id',
 | 
						|
    'fixed_version_id',
 | 
						|
    'done_ratio',
 | 
						|
    'lock_version',
 | 
						|
    'notes',
 | 
						|
    :if => lambda {|issue, user| issue.new_statuses_allowed_to(user).any? }
 | 
						|
 | 
						|
  safe_attributes 'notes',
 | 
						|
    :if => lambda {|issue, user| user.allowed_to?(:add_issue_notes, issue.project)}
 | 
						|
 | 
						|
  safe_attributes 'private_notes',
 | 
						|
    :if => lambda {|issue, user| !issue.new_record? && user.allowed_to?(:set_notes_private, issue.project)}
 | 
						|
 | 
						|
  safe_attributes 'watcher_user_ids',
 | 
						|
    :if => lambda {|issue, user| issue.new_record? && user.allowed_to?(:add_issue_watchers, issue.project)}
 | 
						|
 | 
						|
  safe_attributes 'is_private',
 | 
						|
    :if => lambda {|issue, user|
 | 
						|
      user.allowed_to?(:set_issues_private, issue.project) ||
 | 
						|
        (issue.author_id == user.id && user.allowed_to?(:set_own_issues_private, issue.project))
 | 
						|
    }
 | 
						|
 | 
						|
  safe_attributes 'parent_issue_id',
 | 
						|
    :if => lambda {|issue, user| (issue.new_record? || user.allowed_to?(:edit_issues, issue.project)) &&
 | 
						|
      user.allowed_to?(:manage_subtasks, issue.project)}
 | 
						|
 | 
						|
  def safe_attribute_names(user=nil)
 | 
						|
    names = super
 | 
						|
    names -= disabled_core_fields
 | 
						|
    names -= read_only_attribute_names(user)
 | 
						|
    names
 | 
						|
  end
 | 
						|
 | 
						|
  # Safely sets attributes
 | 
						|
  # Should be called from controllers instead of #attributes=
 | 
						|
  # attr_accessible is too rough because we still want things like
 | 
						|
  # Issue.new(:project => foo) to work
 | 
						|
  def safe_attributes=(attrs, user=User.current)
 | 
						|
    return unless attrs.is_a?(Hash)
 | 
						|
 | 
						|
    attrs = attrs.deep_dup
 | 
						|
 | 
						|
    # Project and Tracker must be set before since new_statuses_allowed_to depends on it.
 | 
						|
    if (p = attrs.delete('project_id')) && safe_attribute?('project_id')
 | 
						|
      if allowed_target_projects(user).where(:id => p.to_i).exists?
 | 
						|
        self.project_id = p
 | 
						|
      end
 | 
						|
    end
 | 
						|
 | 
						|
    if (t = attrs.delete('tracker_id')) && safe_attribute?('tracker_id')
 | 
						|
      self.tracker_id = t
 | 
						|
    end
 | 
						|
 | 
						|
    if (s = attrs.delete('status_id')) && safe_attribute?('status_id')
 | 
						|
      if new_statuses_allowed_to(user).collect(&:id).include?(s.to_i)
 | 
						|
        self.status_id = s
 | 
						|
      end
 | 
						|
    end
 | 
						|
 | 
						|
    attrs = delete_unsafe_attributes(attrs, user)
 | 
						|
    return if attrs.empty?
 | 
						|
 | 
						|
    unless leaf?
 | 
						|
      attrs.reject! {|k,v| %w(priority_id done_ratio start_date due_date estimated_hours).include?(k)}
 | 
						|
    end
 | 
						|
 | 
						|
    if attrs['parent_issue_id'].present?
 | 
						|
      s = attrs['parent_issue_id'].to_s
 | 
						|
      unless (m = s.match(%r{\A#?(\d+)\z})) && (m[1] == parent_id.to_s || Issue.visible(user).exists?(m[1]))
 | 
						|
        @invalid_parent_issue_id = attrs.delete('parent_issue_id')
 | 
						|
      end
 | 
						|
    end
 | 
						|
 | 
						|
    if attrs['custom_field_values'].present?
 | 
						|
      editable_custom_field_ids = editable_custom_field_values(user).map {|v| v.custom_field_id.to_s}
 | 
						|
      attrs['custom_field_values'].select! {|k, v| editable_custom_field_ids.include?(k.to_s)}
 | 
						|
    end
 | 
						|
 | 
						|
    if attrs['custom_fields'].present?
 | 
						|
      editable_custom_field_ids = editable_custom_field_values(user).map {|v| v.custom_field_id.to_s}
 | 
						|
      attrs['custom_fields'].select! {|c| editable_custom_field_ids.include?(c['id'].to_s)}
 | 
						|
    end
 | 
						|
 | 
						|
    # mass-assignment security bypass
 | 
						|
    assign_attributes attrs, :without_protection => true
 | 
						|
  end
 | 
						|
 | 
						|
  def disabled_core_fields
 | 
						|
    tracker ? tracker.disabled_core_fields : []
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns the custom_field_values that can be edited by the given user
 | 
						|
  def editable_custom_field_values(user=nil)
 | 
						|
    visible_custom_field_values(user).reject do |value|
 | 
						|
      read_only_attribute_names(user).include?(value.custom_field_id.to_s)
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns the custom fields that can be edited by the given user
 | 
						|
  def editable_custom_fields(user=nil)
 | 
						|
    editable_custom_field_values(user).map(&:custom_field).uniq
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns the names of attributes that are read-only for user or the current user
 | 
						|
  # For users with multiple roles, the read-only fields are the intersection of
 | 
						|
  # read-only fields of each role
 | 
						|
  # The result is an array of strings where sustom fields are represented with their ids
 | 
						|
  #
 | 
						|
  # Examples:
 | 
						|
  #   issue.read_only_attribute_names # => ['due_date', '2']
 | 
						|
  #   issue.read_only_attribute_names(user) # => []
 | 
						|
  def read_only_attribute_names(user=nil)
 | 
						|
    workflow_rule_by_attribute(user).reject {|attr, rule| rule != 'readonly'}.keys
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns the names of required attributes for user or the current user
 | 
						|
  # For users with multiple roles, the required fields are the intersection of
 | 
						|
  # required fields of each role
 | 
						|
  # The result is an array of strings where sustom fields are represented with their ids
 | 
						|
  #
 | 
						|
  # Examples:
 | 
						|
  #   issue.required_attribute_names # => ['due_date', '2']
 | 
						|
  #   issue.required_attribute_names(user) # => []
 | 
						|
  def required_attribute_names(user=nil)
 | 
						|
    workflow_rule_by_attribute(user).reject {|attr, rule| rule != 'required'}.keys
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns true if the attribute is required for user
 | 
						|
  def required_attribute?(name, user=nil)
 | 
						|
    required_attribute_names(user).include?(name.to_s)
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns a hash of the workflow rule by attribute for the given user
 | 
						|
  #
 | 
						|
  # Examples:
 | 
						|
  #   issue.workflow_rule_by_attribute # => {'due_date' => 'required', 'start_date' => 'readonly'}
 | 
						|
  def workflow_rule_by_attribute(user=nil)
 | 
						|
    return @workflow_rule_by_attribute if @workflow_rule_by_attribute && user.nil?
 | 
						|
 | 
						|
    user_real = user || User.current
 | 
						|
    roles = user_real.admin ? Role.all.to_a : user_real.roles_for_project(project)
 | 
						|
    return {} if roles.empty?
 | 
						|
 | 
						|
    result = {}
 | 
						|
    workflow_permissions = WorkflowPermission.where(:tracker_id => tracker_id, :old_status_id => status_id, :role_id => roles.map(&:id)).to_a
 | 
						|
    if workflow_permissions.any?
 | 
						|
      workflow_rules = workflow_permissions.inject({}) do |h, wp|
 | 
						|
        h[wp.field_name] ||= []
 | 
						|
        h[wp.field_name] << wp.rule
 | 
						|
        h
 | 
						|
      end
 | 
						|
      workflow_rules.each do |attr, rules|
 | 
						|
        next if rules.size < roles.size
 | 
						|
        uniq_rules = rules.uniq
 | 
						|
        if uniq_rules.size == 1
 | 
						|
          result[attr] = uniq_rules.first
 | 
						|
        else
 | 
						|
          result[attr] = 'required'
 | 
						|
        end
 | 
						|
      end
 | 
						|
    end
 | 
						|
    @workflow_rule_by_attribute = result if user.nil?
 | 
						|
    result
 | 
						|
  end
 | 
						|
  private :workflow_rule_by_attribute
 | 
						|
 | 
						|
  def done_ratio
 | 
						|
    if Issue.use_status_for_done_ratio? && status && status.default_done_ratio
 | 
						|
      status.default_done_ratio
 | 
						|
    else
 | 
						|
      read_attribute(:done_ratio)
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  def self.use_status_for_done_ratio?
 | 
						|
    Setting.issue_done_ratio == 'issue_status'
 | 
						|
  end
 | 
						|
 | 
						|
  def self.use_field_for_done_ratio?
 | 
						|
    Setting.issue_done_ratio == 'issue_field'
 | 
						|
  end
 | 
						|
 | 
						|
  def validate_issue
 | 
						|
    if due_date && start_date && (start_date_changed? || due_date_changed?) && due_date < start_date
 | 
						|
      errors.add :due_date, :greater_than_start_date
 | 
						|
    end
 | 
						|
 | 
						|
    if start_date && start_date_changed? && soonest_start && start_date < soonest_start
 | 
						|
      errors.add :start_date, :earlier_than_minimum_start_date, :date => format_date(soonest_start)
 | 
						|
    end
 | 
						|
 | 
						|
    if fixed_version
 | 
						|
      if !assignable_versions.include?(fixed_version)
 | 
						|
        errors.add :fixed_version_id, :inclusion
 | 
						|
      elsif reopening? && fixed_version.closed?
 | 
						|
        errors.add :base, I18n.t(:error_can_not_reopen_issue_on_closed_version)
 | 
						|
      end
 | 
						|
    end
 | 
						|
 | 
						|
    # Checks that the issue can not be added/moved to a disabled tracker
 | 
						|
    if project && (tracker_id_changed? || project_id_changed?)
 | 
						|
      unless project.trackers.include?(tracker)
 | 
						|
        errors.add :tracker_id, :inclusion
 | 
						|
      end
 | 
						|
    end
 | 
						|
 | 
						|
    # Checks parent issue assignment
 | 
						|
    if @invalid_parent_issue_id.present?
 | 
						|
      errors.add :parent_issue_id, :invalid
 | 
						|
    elsif @parent_issue
 | 
						|
      if !valid_parent_project?(@parent_issue)
 | 
						|
        errors.add :parent_issue_id, :invalid
 | 
						|
      elsif (@parent_issue != parent) && (all_dependent_issues.include?(@parent_issue) || @parent_issue.all_dependent_issues.include?(self))
 | 
						|
        errors.add :parent_issue_id, :invalid
 | 
						|
      elsif !new_record?
 | 
						|
        # moving an existing issue
 | 
						|
        if @parent_issue.root_id != root_id
 | 
						|
          # we can always move to another tree
 | 
						|
        elsif move_possible?(@parent_issue)
 | 
						|
          # move accepted inside tree
 | 
						|
        else
 | 
						|
          errors.add :parent_issue_id, :invalid
 | 
						|
        end
 | 
						|
      end
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Validates the issue against additional workflow requirements
 | 
						|
  def validate_required_fields
 | 
						|
    user = new_record? ? author : current_journal.try(:user)
 | 
						|
 | 
						|
    required_attribute_names(user).each do |attribute|
 | 
						|
      if attribute =~ /^\d+$/
 | 
						|
        attribute = attribute.to_i
 | 
						|
        v = custom_field_values.detect {|v| v.custom_field_id == attribute }
 | 
						|
        if v && v.value.blank?
 | 
						|
          errors.add :base, v.custom_field.name + ' ' + l('activerecord.errors.messages.blank')
 | 
						|
        end
 | 
						|
      else
 | 
						|
        if respond_to?(attribute) && send(attribute).blank? && !disabled_core_fields.include?(attribute)
 | 
						|
          errors.add attribute, :blank
 | 
						|
        end
 | 
						|
      end
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Set the done_ratio using the status if that setting is set.  This will keep the done_ratios
 | 
						|
  # even if the user turns off the setting later
 | 
						|
  def update_done_ratio_from_issue_status
 | 
						|
    if Issue.use_status_for_done_ratio? && status && status.default_done_ratio
 | 
						|
      self.done_ratio = status.default_done_ratio
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  def init_journal(user, notes = "")
 | 
						|
    @current_journal ||= Journal.new(:journalized => self, :user => user, :notes => notes)
 | 
						|
    if new_record?
 | 
						|
      @current_journal.notify = false
 | 
						|
    else
 | 
						|
      @attributes_before_change = attributes.dup
 | 
						|
      @custom_values_before_change = {}
 | 
						|
      self.custom_field_values.each {|c| @custom_values_before_change.store c.custom_field_id, c.value }
 | 
						|
    end
 | 
						|
    @current_journal
 | 
						|
  end
 | 
						|
 | 
						|
	# Returns the current journal or nil if it's not initialized
 | 
						|
  def current_journal
 | 
						|
    @current_journal
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns the id of the last journal or nil
 | 
						|
  def last_journal_id
 | 
						|
    if new_record?
 | 
						|
      nil
 | 
						|
    else
 | 
						|
      journals.maximum(:id)
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns a scope for journals that have an id greater than journal_id
 | 
						|
  def journals_after(journal_id)
 | 
						|
    scope = journals.reorder("#{Journal.table_name}.id ASC")
 | 
						|
    if journal_id.present?
 | 
						|
      scope = scope.where("#{Journal.table_name}.id > ?", journal_id.to_i)
 | 
						|
    end
 | 
						|
    scope
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns the initial status of the issue
 | 
						|
  # Returns nil for a new issue
 | 
						|
  def status_was
 | 
						|
    if status_id_changed?
 | 
						|
      if status_id_was.to_i > 0
 | 
						|
        @status_was ||= IssueStatus.find_by_id(status_id_was)
 | 
						|
      end
 | 
						|
    else
 | 
						|
      @status_was ||= status
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Return true if the issue is closed, otherwise false
 | 
						|
  def closed?
 | 
						|
    status.present? && status.is_closed?
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns true if the issue was closed when loaded
 | 
						|
  def was_closed?
 | 
						|
    status_was.present? && status_was.is_closed?
 | 
						|
  end
 | 
						|
 | 
						|
  # Return true if the issue is being reopened
 | 
						|
  def reopening?
 | 
						|
    if new_record?
 | 
						|
      false
 | 
						|
    else
 | 
						|
      status_id_changed? && !closed? && was_closed?
 | 
						|
    end
 | 
						|
  end
 | 
						|
  alias :reopened? :reopening?
 | 
						|
 | 
						|
  # Return true if the issue is being closed
 | 
						|
  def closing?
 | 
						|
    if new_record?
 | 
						|
      closed?
 | 
						|
    else
 | 
						|
      status_id_changed? && closed? && !was_closed?
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns true if the issue is overdue
 | 
						|
  def overdue?
 | 
						|
    due_date.present? && (due_date < Date.today) && !closed?
 | 
						|
  end
 | 
						|
 | 
						|
  # Is the amount of work done less than it should for the due date
 | 
						|
  def behind_schedule?
 | 
						|
    return false if start_date.nil? || due_date.nil?
 | 
						|
    done_date = start_date + ((due_date - start_date + 1) * done_ratio / 100).floor
 | 
						|
    return done_date <= Date.today
 | 
						|
  end
 | 
						|
 | 
						|
  # Does this issue have children?
 | 
						|
  def children?
 | 
						|
    !leaf?
 | 
						|
  end
 | 
						|
 | 
						|
  # Users the issue can be assigned to
 | 
						|
  def assignable_users
 | 
						|
    users = project.assignable_users.to_a
 | 
						|
    users << author if author
 | 
						|
    users << assigned_to if assigned_to
 | 
						|
    users.uniq.sort
 | 
						|
  end
 | 
						|
 | 
						|
  # Versions that the issue can be assigned to
 | 
						|
  def assignable_versions
 | 
						|
    return @assignable_versions if @assignable_versions
 | 
						|
 | 
						|
    versions = project.shared_versions.open.to_a
 | 
						|
    if fixed_version
 | 
						|
      if fixed_version_id_changed?
 | 
						|
        # nothing to do
 | 
						|
      elsif project_id_changed?
 | 
						|
        if project.shared_versions.include?(fixed_version)
 | 
						|
          versions << fixed_version
 | 
						|
        end
 | 
						|
      else
 | 
						|
        versions << fixed_version
 | 
						|
      end
 | 
						|
    end
 | 
						|
    @assignable_versions = versions.uniq.sort
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns true if this issue is blocked by another issue that is still open
 | 
						|
  def blocked?
 | 
						|
    !relations_to.detect {|ir| ir.relation_type == 'blocks' && !ir.issue_from.closed?}.nil?
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns the default status of the issue based on its tracker
 | 
						|
  # Returns nil if tracker is nil
 | 
						|
  def default_status
 | 
						|
    tracker.try(:default_status)
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns an array of statuses that user is able to apply
 | 
						|
  def new_statuses_allowed_to(user=User.current, include_default=false)
 | 
						|
    if new_record? && @copied_from
 | 
						|
      [default_status, @copied_from.status].compact.uniq.sort
 | 
						|
    else
 | 
						|
      initial_status = nil
 | 
						|
      if new_record?
 | 
						|
        initial_status = default_status
 | 
						|
      elsif tracker_id_changed?
 | 
						|
        if Tracker.where(:id => tracker_id_was, :default_status_id => status_id_was).any?
 | 
						|
          initial_status = default_status
 | 
						|
        elsif tracker.issue_status_ids.include?(status_id_was)
 | 
						|
          initial_status = IssueStatus.find_by_id(status_id_was)
 | 
						|
        else
 | 
						|
          initial_status = default_status
 | 
						|
        end
 | 
						|
      else
 | 
						|
        initial_status = status_was
 | 
						|
      end
 | 
						|
 | 
						|
      initial_assigned_to_id = assigned_to_id_changed? ? assigned_to_id_was : assigned_to_id
 | 
						|
      assignee_transitions_allowed = initial_assigned_to_id.present? &&
 | 
						|
        (user.id == initial_assigned_to_id || user.group_ids.include?(initial_assigned_to_id))
 | 
						|
 | 
						|
      statuses = []
 | 
						|
      if initial_status
 | 
						|
        statuses += initial_status.find_new_statuses_allowed_to(
 | 
						|
          user.admin ? Role.all.to_a : user.roles_for_project(project),
 | 
						|
          tracker,
 | 
						|
          author == user,
 | 
						|
          assignee_transitions_allowed
 | 
						|
          )
 | 
						|
      end
 | 
						|
      statuses << initial_status unless statuses.empty?
 | 
						|
      statuses << default_status if include_default
 | 
						|
      statuses = statuses.compact.uniq.sort
 | 
						|
      if blocked?
 | 
						|
        statuses.reject!(&:is_closed?)
 | 
						|
      end
 | 
						|
      statuses
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns the previous assignee if changed
 | 
						|
  def assigned_to_was
 | 
						|
    # assigned_to_id_was is reset before after_save callbacks
 | 
						|
    user_id = @previous_assigned_to_id || assigned_to_id_was
 | 
						|
    if user_id && user_id != assigned_to_id
 | 
						|
      @assigned_to_was ||= User.find_by_id(user_id)
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns the users that should be notified
 | 
						|
  def notified_users
 | 
						|
    notified = []
 | 
						|
    # Author and assignee are always notified unless they have been
 | 
						|
    # locked or don't want to be notified
 | 
						|
    notified << author if author
 | 
						|
    if assigned_to
 | 
						|
      notified += (assigned_to.is_a?(Group) ? assigned_to.users : [assigned_to])
 | 
						|
    end
 | 
						|
    if assigned_to_was
 | 
						|
      notified += (assigned_to_was.is_a?(Group) ? assigned_to_was.users : [assigned_to_was])
 | 
						|
    end
 | 
						|
    notified = notified.select {|u| u.active? && u.notify_about?(self)}
 | 
						|
 | 
						|
    notified += project.notified_users
 | 
						|
    notified.uniq!
 | 
						|
    # Remove users that can not view the issue
 | 
						|
    notified.reject! {|user| !visible?(user)}
 | 
						|
    notified
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns the email addresses that should be notified
 | 
						|
  def recipients
 | 
						|
    notified_users.collect(&:mail)
 | 
						|
  end
 | 
						|
 | 
						|
  def each_notification(users, &block)
 | 
						|
    if users.any?
 | 
						|
      if custom_field_values.detect {|value| !value.custom_field.visible?}
 | 
						|
        users_by_custom_field_visibility = users.group_by do |user|
 | 
						|
          visible_custom_field_values(user).map(&:custom_field_id).sort
 | 
						|
        end
 | 
						|
        users_by_custom_field_visibility.values.each do |users|
 | 
						|
          yield(users)
 | 
						|
        end
 | 
						|
      else
 | 
						|
        yield(users)
 | 
						|
      end
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns the number of hours spent on this issue
 | 
						|
  def spent_hours
 | 
						|
    @spent_hours ||= time_entries.sum(:hours) || 0
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns the total number of hours spent on this issue and its descendants
 | 
						|
  #
 | 
						|
  # Example:
 | 
						|
  #   spent_hours => 0.0
 | 
						|
  #   spent_hours => 50.2
 | 
						|
  def total_spent_hours
 | 
						|
    @total_spent_hours ||=
 | 
						|
      self_and_descendants.
 | 
						|
        joins("LEFT JOIN #{TimeEntry.table_name} ON #{TimeEntry.table_name}.issue_id = #{Issue.table_name}.id").
 | 
						|
        sum("#{TimeEntry.table_name}.hours").to_f || 0.0
 | 
						|
  end
 | 
						|
 | 
						|
  def relations
 | 
						|
    @relations ||= IssueRelation::Relations.new(self, (relations_from + relations_to).sort)
 | 
						|
  end
 | 
						|
 | 
						|
  # Preloads relations for a collection of issues
 | 
						|
  def self.load_relations(issues)
 | 
						|
    if issues.any?
 | 
						|
      relations = IssueRelation.where("issue_from_id IN (:ids) OR issue_to_id IN (:ids)", :ids => issues.map(&:id)).all
 | 
						|
      issues.each do |issue|
 | 
						|
        issue.instance_variable_set "@relations", relations.select {|r| r.issue_from_id == issue.id || r.issue_to_id == issue.id}
 | 
						|
      end
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Preloads visible spent time for a collection of issues
 | 
						|
  def self.load_visible_spent_hours(issues, user=User.current)
 | 
						|
    if issues.any?
 | 
						|
      hours_by_issue_id = TimeEntry.visible(user).group(:issue_id).sum(:hours)
 | 
						|
      issues.each do |issue|
 | 
						|
        issue.instance_variable_set "@spent_hours", (hours_by_issue_id[issue.id] || 0)
 | 
						|
      end
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Preloads visible relations for a collection of issues
 | 
						|
  def self.load_visible_relations(issues, user=User.current)
 | 
						|
    if issues.any?
 | 
						|
      issue_ids = issues.map(&:id)
 | 
						|
      # Relations with issue_from in given issues and visible issue_to
 | 
						|
      relations_from = IssueRelation.joins(:issue_to => :project).
 | 
						|
                         where(visible_condition(user)).where(:issue_from_id => issue_ids).to_a
 | 
						|
      # Relations with issue_to in given issues and visible issue_from
 | 
						|
      relations_to = IssueRelation.joins(:issue_from => :project).
 | 
						|
                         where(visible_condition(user)).
 | 
						|
                         where(:issue_to_id => issue_ids).to_a
 | 
						|
      issues.each do |issue|
 | 
						|
        relations =
 | 
						|
          relations_from.select {|relation| relation.issue_from_id == issue.id} +
 | 
						|
          relations_to.select {|relation| relation.issue_to_id == issue.id}
 | 
						|
 | 
						|
        issue.instance_variable_set "@relations", IssueRelation::Relations.new(issue, relations.sort)
 | 
						|
      end
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Finds an issue relation given its id.
 | 
						|
  def find_relation(relation_id)
 | 
						|
    IssueRelation.where("issue_to_id = ? OR issue_from_id = ?", id, id).find(relation_id)
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns all the other issues that depend on the issue
 | 
						|
  # The algorithm is a modified breadth first search (bfs)
 | 
						|
  def all_dependent_issues(except=[])
 | 
						|
    # The found dependencies
 | 
						|
    dependencies = []
 | 
						|
 | 
						|
    # The visited flag for every node (issue) used by the breadth first search
 | 
						|
    eNOT_DISCOVERED         = 0       # The issue is "new" to the algorithm, it has not seen it before.
 | 
						|
 | 
						|
    ePROCESS_ALL            = 1       # The issue is added to the queue. Process both children and relations of
 | 
						|
                                      # the issue when it is processed.
 | 
						|
 | 
						|
    ePROCESS_RELATIONS_ONLY = 2       # The issue was added to the queue and will be output as dependent issue,
 | 
						|
                                      # but its children will not be added to the queue when it is processed.
 | 
						|
 | 
						|
    eRELATIONS_PROCESSED    = 3       # The related issues, the parent issue and the issue itself have been added to
 | 
						|
                                      # the queue, but its children have not been added.
 | 
						|
 | 
						|
    ePROCESS_CHILDREN_ONLY  = 4       # The relations and the parent of the issue have been added to the queue, but
 | 
						|
                                      # the children still need to be processed.
 | 
						|
 | 
						|
    eALL_PROCESSED          = 5       # The issue and all its children, its parent and its related issues have been
 | 
						|
                                      # added as dependent issues. It needs no further processing.
 | 
						|
 | 
						|
    issue_status = Hash.new(eNOT_DISCOVERED)
 | 
						|
 | 
						|
    # The queue
 | 
						|
    queue = []
 | 
						|
 | 
						|
    # Initialize the bfs, add start node (self) to the queue
 | 
						|
    queue << self
 | 
						|
    issue_status[self] = ePROCESS_ALL
 | 
						|
 | 
						|
    while (!queue.empty?) do
 | 
						|
      current_issue = queue.shift
 | 
						|
      current_issue_status = issue_status[current_issue]
 | 
						|
      dependencies << current_issue
 | 
						|
 | 
						|
      # Add parent to queue, if not already in it.
 | 
						|
      parent = current_issue.parent
 | 
						|
      parent_status = issue_status[parent]
 | 
						|
 | 
						|
      if parent && (parent_status == eNOT_DISCOVERED) && !except.include?(parent)
 | 
						|
        queue << parent
 | 
						|
        issue_status[parent] = ePROCESS_RELATIONS_ONLY
 | 
						|
      end
 | 
						|
 | 
						|
      # Add children to queue, but only if they are not already in it and
 | 
						|
      # the children of the current node need to be processed.
 | 
						|
      if (current_issue_status == ePROCESS_CHILDREN_ONLY || current_issue_status == ePROCESS_ALL)
 | 
						|
        current_issue.children.each do |child|
 | 
						|
          next if except.include?(child)
 | 
						|
 | 
						|
          if (issue_status[child] == eNOT_DISCOVERED)
 | 
						|
            queue << child
 | 
						|
            issue_status[child] = ePROCESS_ALL
 | 
						|
          elsif (issue_status[child] == eRELATIONS_PROCESSED)
 | 
						|
            queue << child
 | 
						|
            issue_status[child] = ePROCESS_CHILDREN_ONLY
 | 
						|
          elsif (issue_status[child] == ePROCESS_RELATIONS_ONLY)
 | 
						|
            queue << child
 | 
						|
            issue_status[child] = ePROCESS_ALL
 | 
						|
          end
 | 
						|
        end
 | 
						|
      end
 | 
						|
 | 
						|
      # Add related issues to the queue, if they are not already in it.
 | 
						|
      current_issue.relations_from.map(&:issue_to).each do |related_issue|
 | 
						|
        next if except.include?(related_issue)
 | 
						|
 | 
						|
        if (issue_status[related_issue] == eNOT_DISCOVERED)
 | 
						|
          queue << related_issue
 | 
						|
          issue_status[related_issue] = ePROCESS_ALL
 | 
						|
        elsif (issue_status[related_issue] == eRELATIONS_PROCESSED)
 | 
						|
          queue << related_issue
 | 
						|
          issue_status[related_issue] = ePROCESS_CHILDREN_ONLY
 | 
						|
        elsif (issue_status[related_issue] == ePROCESS_RELATIONS_ONLY)
 | 
						|
          queue << related_issue
 | 
						|
          issue_status[related_issue] = ePROCESS_ALL
 | 
						|
        end
 | 
						|
      end
 | 
						|
 | 
						|
      # Set new status for current issue
 | 
						|
      if (current_issue_status == ePROCESS_ALL) || (current_issue_status == ePROCESS_CHILDREN_ONLY)
 | 
						|
        issue_status[current_issue] = eALL_PROCESSED
 | 
						|
      elsif (current_issue_status == ePROCESS_RELATIONS_ONLY)
 | 
						|
        issue_status[current_issue] = eRELATIONS_PROCESSED
 | 
						|
      end
 | 
						|
    end # while
 | 
						|
 | 
						|
    # Remove the issues from the "except" parameter from the result array
 | 
						|
    dependencies -= except
 | 
						|
    dependencies.delete(self)
 | 
						|
 | 
						|
    dependencies
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns an array of issues that duplicate this one
 | 
						|
  def duplicates
 | 
						|
    relations_to.select {|r| r.relation_type == IssueRelation::TYPE_DUPLICATES}.collect {|r| r.issue_from}
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns the due date or the target due date if any
 | 
						|
  # Used on gantt chart
 | 
						|
  def due_before
 | 
						|
    due_date || (fixed_version ? fixed_version.effective_date : nil)
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns the time scheduled for this issue.
 | 
						|
  #
 | 
						|
  # Example:
 | 
						|
  #   Start Date: 2/26/09, End Date: 3/04/09
 | 
						|
  #   duration => 6
 | 
						|
  def duration
 | 
						|
    (start_date && due_date) ? due_date - start_date : 0
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns the duration in working days
 | 
						|
  def working_duration
 | 
						|
    (start_date && due_date) ? working_days(start_date, due_date) : 0
 | 
						|
  end
 | 
						|
 | 
						|
  def soonest_start(reload=false)
 | 
						|
    @soonest_start = nil if reload
 | 
						|
    @soonest_start ||= (
 | 
						|
        relations_to(reload).collect{|relation| relation.successor_soonest_start} +
 | 
						|
        [(@parent_issue || parent).try(:soonest_start)]
 | 
						|
      ).compact.max
 | 
						|
  end
 | 
						|
 | 
						|
  # Sets start_date on the given date or the next working day
 | 
						|
  # and changes due_date to keep the same working duration.
 | 
						|
  def reschedule_on(date)
 | 
						|
    wd = working_duration
 | 
						|
    date = next_working_date(date)
 | 
						|
    self.start_date = date
 | 
						|
    self.due_date = add_working_days(date, wd)
 | 
						|
  end
 | 
						|
 | 
						|
  # Reschedules the issue on the given date or the next working day and saves the record.
 | 
						|
  # If the issue is a parent task, this is done by rescheduling its subtasks.
 | 
						|
  def reschedule_on!(date)
 | 
						|
    return if date.nil?
 | 
						|
    if leaf?
 | 
						|
      if start_date.nil? || start_date != date
 | 
						|
        if start_date && start_date > date
 | 
						|
          # Issue can not be moved earlier than its soonest start date
 | 
						|
          date = [soonest_start(true), date].compact.max
 | 
						|
        end
 | 
						|
        reschedule_on(date)
 | 
						|
        begin
 | 
						|
          save
 | 
						|
        rescue ActiveRecord::StaleObjectError
 | 
						|
          reload
 | 
						|
          reschedule_on(date)
 | 
						|
          save
 | 
						|
        end
 | 
						|
      end
 | 
						|
    else
 | 
						|
      leaves.each do |leaf|
 | 
						|
        if leaf.start_date
 | 
						|
          # Only move subtask if it starts at the same date as the parent
 | 
						|
          # or if it starts before the given date
 | 
						|
          if start_date == leaf.start_date || date > leaf.start_date
 | 
						|
            leaf.reschedule_on!(date)
 | 
						|
          end
 | 
						|
        else
 | 
						|
          leaf.reschedule_on!(date)
 | 
						|
        end
 | 
						|
      end
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  def <=>(issue)
 | 
						|
    if issue.nil?
 | 
						|
      -1
 | 
						|
    elsif root_id != issue.root_id
 | 
						|
      (root_id || 0) <=> (issue.root_id || 0)
 | 
						|
    else
 | 
						|
      (lft || 0) <=> (issue.lft || 0)
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  def to_s
 | 
						|
    "#{tracker} ##{id}: #{subject}"
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns a string of css classes that apply to the issue
 | 
						|
  def css_classes(user=User.current)
 | 
						|
    s = "issue tracker-#{tracker_id} status-#{status_id} #{priority.try(:css_classes)}"
 | 
						|
    s << ' closed' if closed?
 | 
						|
    s << ' overdue' if overdue?
 | 
						|
    s << ' child' if child?
 | 
						|
    s << ' parent' unless leaf?
 | 
						|
    s << ' private' if is_private?
 | 
						|
    if user.logged?
 | 
						|
      s << ' created-by-me' if author_id == user.id
 | 
						|
      s << ' assigned-to-me' if assigned_to_id == user.id
 | 
						|
      s << ' assigned-to-my-group' if user.groups.any? {|g| g.id == assigned_to_id}
 | 
						|
    end
 | 
						|
    s
 | 
						|
  end
 | 
						|
 | 
						|
  # Unassigns issues from +version+ if it's no longer shared with issue's project
 | 
						|
  def self.update_versions_from_sharing_change(version)
 | 
						|
    # Update issues assigned to the version
 | 
						|
    update_versions(["#{Issue.table_name}.fixed_version_id = ?", version.id])
 | 
						|
  end
 | 
						|
 | 
						|
  # Unassigns issues from versions that are no longer shared
 | 
						|
  # after +project+ was moved
 | 
						|
  def self.update_versions_from_hierarchy_change(project)
 | 
						|
    moved_project_ids = project.self_and_descendants.reload.collect(&:id)
 | 
						|
    # Update issues of the moved projects and issues assigned to a version of a moved project
 | 
						|
    Issue.update_versions(
 | 
						|
            ["#{Version.table_name}.project_id IN (?) OR #{Issue.table_name}.project_id IN (?)",
 | 
						|
             moved_project_ids, moved_project_ids]
 | 
						|
          )
 | 
						|
  end
 | 
						|
 | 
						|
  def parent_issue_id=(arg)
 | 
						|
    s = arg.to_s.strip.presence
 | 
						|
    if s && (m = s.match(%r{\A#?(\d+)\z})) && (@parent_issue = Issue.find_by_id(m[1]))
 | 
						|
      @invalid_parent_issue_id = nil
 | 
						|
    elsif s.blank?
 | 
						|
      @parent_issue = nil
 | 
						|
      @invalid_parent_issue_id = nil
 | 
						|
    else
 | 
						|
      @parent_issue = nil
 | 
						|
      @invalid_parent_issue_id = arg
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  def parent_issue_id
 | 
						|
    if @invalid_parent_issue_id
 | 
						|
      @invalid_parent_issue_id
 | 
						|
    elsif instance_variable_defined? :@parent_issue
 | 
						|
      @parent_issue.nil? ? nil : @parent_issue.id
 | 
						|
    else
 | 
						|
      parent_id
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns true if issue's project is a valid
 | 
						|
  # parent issue project
 | 
						|
  def valid_parent_project?(issue=parent)
 | 
						|
    return true if issue.nil? || issue.project_id == project_id
 | 
						|
 | 
						|
    case Setting.cross_project_subtasks
 | 
						|
    when 'system'
 | 
						|
      true
 | 
						|
    when 'tree'
 | 
						|
      issue.project.root == project.root
 | 
						|
    when 'hierarchy'
 | 
						|
      issue.project.is_or_is_ancestor_of?(project) || issue.project.is_descendant_of?(project)
 | 
						|
    when 'descendants'
 | 
						|
      issue.project.is_or_is_ancestor_of?(project)
 | 
						|
    else
 | 
						|
      false
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns an issue scope based on project and scope
 | 
						|
  def self.cross_project_scope(project, scope=nil)
 | 
						|
    if project.nil?
 | 
						|
      return Issue
 | 
						|
    end
 | 
						|
    case scope
 | 
						|
    when 'all', 'system'
 | 
						|
      Issue
 | 
						|
    when 'tree'
 | 
						|
      Issue.joins(:project).where("(#{Project.table_name}.lft >= :lft AND #{Project.table_name}.rgt <= :rgt)",
 | 
						|
                                  :lft => project.root.lft, :rgt => project.root.rgt)
 | 
						|
    when 'hierarchy'
 | 
						|
      Issue.joins(:project).where("(#{Project.table_name}.lft >= :lft AND #{Project.table_name}.rgt <= :rgt) OR (#{Project.table_name}.lft < :lft AND #{Project.table_name}.rgt > :rgt)",
 | 
						|
                                  :lft => project.lft, :rgt => project.rgt)
 | 
						|
    when 'descendants'
 | 
						|
      Issue.joins(:project).where("(#{Project.table_name}.lft >= :lft AND #{Project.table_name}.rgt <= :rgt)",
 | 
						|
                                  :lft => project.lft, :rgt => project.rgt)
 | 
						|
    else
 | 
						|
      Issue.where(:project_id => project.id)
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  def self.by_tracker(project)
 | 
						|
    count_and_group_by(:project => project, :association => :tracker)
 | 
						|
  end
 | 
						|
 | 
						|
  def self.by_version(project)
 | 
						|
    count_and_group_by(:project => project, :association => :fixed_version)
 | 
						|
  end
 | 
						|
 | 
						|
  def self.by_priority(project)
 | 
						|
    count_and_group_by(:project => project, :association => :priority)
 | 
						|
  end
 | 
						|
 | 
						|
  def self.by_category(project)
 | 
						|
    count_and_group_by(:project => project, :association => :category)
 | 
						|
  end
 | 
						|
 | 
						|
  def self.by_assigned_to(project)
 | 
						|
    count_and_group_by(:project => project, :association => :assigned_to)
 | 
						|
  end
 | 
						|
 | 
						|
  def self.by_author(project)
 | 
						|
    count_and_group_by(:project => project, :association => :author)
 | 
						|
  end
 | 
						|
 | 
						|
  def self.by_subproject(project)
 | 
						|
    r = count_and_group_by(:project => project, :with_subprojects => true, :association => :project)
 | 
						|
    r.reject {|r| r["project_id"] == project.id.to_s}
 | 
						|
  end
 | 
						|
 | 
						|
  # Query generator for selecting groups of issue counts for a project
 | 
						|
  # based on specific criteria
 | 
						|
  #
 | 
						|
  # Options
 | 
						|
  # * project - Project to search in.
 | 
						|
  # * with_subprojects - Includes subprojects issues if set to true.
 | 
						|
  # * association - Symbol. Association for grouping.
 | 
						|
  def self.count_and_group_by(options)
 | 
						|
    assoc = reflect_on_association(options[:association])
 | 
						|
    select_field = assoc.foreign_key
 | 
						|
 | 
						|
    Issue.
 | 
						|
      visible(User.current, :project => options[:project], :with_subprojects => options[:with_subprojects]).
 | 
						|
      joins(:status, assoc.name).
 | 
						|
      group(:status_id, :is_closed, select_field).
 | 
						|
      count.
 | 
						|
      map do |columns, total|
 | 
						|
        status_id, is_closed, field_value = columns
 | 
						|
        is_closed = ['t', 'true', '1'].include?(is_closed.to_s)
 | 
						|
        {
 | 
						|
          "status_id" => status_id.to_s,
 | 
						|
          "closed" => is_closed,
 | 
						|
          select_field => field_value.to_s,
 | 
						|
          "total" => total.to_s
 | 
						|
        }
 | 
						|
      end
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns a scope of projects that user can assign the issue to
 | 
						|
  def allowed_target_projects(user=User.current)
 | 
						|
    if new_record?
 | 
						|
      Project.where(Project.allowed_to_condition(user, :add_issues))
 | 
						|
    else
 | 
						|
      self.class.allowed_target_projects_on_move(user)
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Returns a scope of projects that user can move issues to
 | 
						|
  def self.allowed_target_projects_on_move(user=User.current)
 | 
						|
    Project.where(Project.allowed_to_condition(user, :move_issues))
 | 
						|
  end
 | 
						|
 | 
						|
  private
 | 
						|
 | 
						|
  def after_project_change
 | 
						|
    # Update project_id on related time entries
 | 
						|
    TimeEntry.where({:issue_id => id}).update_all(["project_id = ?", project_id])
 | 
						|
 | 
						|
    # Delete issue relations
 | 
						|
    unless Setting.cross_project_issue_relations?
 | 
						|
      relations_from.clear
 | 
						|
      relations_to.clear
 | 
						|
    end
 | 
						|
 | 
						|
    # Move subtasks that were in the same project
 | 
						|
    children.each do |child|
 | 
						|
      next unless child.project_id == project_id_was
 | 
						|
      # Change project and keep project
 | 
						|
      child.send :project=, project, true
 | 
						|
      unless child.save
 | 
						|
        raise ActiveRecord::Rollback
 | 
						|
      end
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Callback for after the creation of an issue by copy
 | 
						|
  # * adds a "copied to" relation with the copied issue
 | 
						|
  # * copies subtasks from the copied issue
 | 
						|
  def after_create_from_copy
 | 
						|
    return unless copy? && !@after_create_from_copy_handled
 | 
						|
 | 
						|
    if (@copied_from.project_id == project_id || Setting.cross_project_issue_relations?) && @copy_options[:link] != false
 | 
						|
      if @current_journal
 | 
						|
        @copied_from.init_journal(@current_journal.user)
 | 
						|
      end
 | 
						|
      relation = IssueRelation.new(:issue_from => @copied_from, :issue_to => self, :relation_type => IssueRelation::TYPE_COPIED_TO)
 | 
						|
      unless relation.save
 | 
						|
        logger.error "Could not create relation while copying ##{@copied_from.id} to ##{id} due to validation errors: #{relation.errors.full_messages.join(', ')}" if logger
 | 
						|
      end
 | 
						|
    end
 | 
						|
 | 
						|
    unless @copied_from.leaf? || @copy_options[:subtasks] == false
 | 
						|
      copy_options = (@copy_options || {}).merge(:subtasks => false)
 | 
						|
      copied_issue_ids = {@copied_from.id => self.id}
 | 
						|
      @copied_from.reload.descendants.reorder("#{Issue.table_name}.lft").each do |child|
 | 
						|
        # Do not copy self when copying an issue as a descendant of the copied issue
 | 
						|
        next if child == self
 | 
						|
        # Do not copy subtasks of issues that were not copied
 | 
						|
        next unless copied_issue_ids[child.parent_id]
 | 
						|
        # Do not copy subtasks that are not visible to avoid potential disclosure of private data
 | 
						|
        unless child.visible?
 | 
						|
          logger.error "Subtask ##{child.id} was not copied during ##{@copied_from.id} copy because it is not visible to the current user" if logger
 | 
						|
          next
 | 
						|
        end
 | 
						|
        copy = Issue.new.copy_from(child, copy_options)
 | 
						|
        if @current_journal
 | 
						|
          copy.init_journal(@current_journal.user)
 | 
						|
        end
 | 
						|
        copy.author = author
 | 
						|
        copy.project = project
 | 
						|
        copy.parent_issue_id = copied_issue_ids[child.parent_id]
 | 
						|
        unless copy.save
 | 
						|
          logger.error "Could not copy subtask ##{child.id} while copying ##{@copied_from.id} to ##{id} due to validation errors: #{copy.errors.full_messages.join(', ')}" if logger
 | 
						|
          next
 | 
						|
        end
 | 
						|
        copied_issue_ids[child.id] = copy.id
 | 
						|
      end
 | 
						|
    end
 | 
						|
    @after_create_from_copy_handled = true
 | 
						|
  end
 | 
						|
 | 
						|
  def update_nested_set_attributes
 | 
						|
    if root_id.nil?
 | 
						|
      # issue was just created
 | 
						|
      self.root_id = (@parent_issue.nil? ? id : @parent_issue.root_id)
 | 
						|
      Issue.where(["id = ?", id]).update_all(["root_id = ?", root_id])
 | 
						|
      if @parent_issue
 | 
						|
        move_to_child_of(@parent_issue)
 | 
						|
      end
 | 
						|
    elsif parent_issue_id != parent_id
 | 
						|
      update_nested_set_attributes_on_parent_change
 | 
						|
    end
 | 
						|
    remove_instance_variable(:@parent_issue) if instance_variable_defined?(:@parent_issue)
 | 
						|
  end
 | 
						|
 | 
						|
  # Updates the nested set for when an existing issue is moved
 | 
						|
  def update_nested_set_attributes_on_parent_change
 | 
						|
    former_parent_id = parent_id
 | 
						|
    # moving an existing issue
 | 
						|
    if @parent_issue && @parent_issue.root_id == root_id
 | 
						|
      # inside the same tree
 | 
						|
      move_to_child_of(@parent_issue)
 | 
						|
    else
 | 
						|
      # to another tree
 | 
						|
      unless root?
 | 
						|
        move_to_right_of(root)
 | 
						|
      end
 | 
						|
      old_root_id = root_id
 | 
						|
      in_tenacious_transaction do
 | 
						|
        @parent_issue.reload_nested_set if @parent_issue
 | 
						|
        self.reload_nested_set
 | 
						|
        self.root_id = (@parent_issue.nil? ? id : @parent_issue.root_id)
 | 
						|
        cond = ["root_id = ? AND lft >= ? AND rgt <= ? ", old_root_id, lft, rgt]
 | 
						|
        self.class.base_class.select('id').lock(true).where(cond)
 | 
						|
        offset = rdm_right_most_bound + 1 - lft
 | 
						|
        Issue.where(cond).
 | 
						|
          update_all(["root_id = ?, lft = lft + ?, rgt = rgt + ?", root_id, offset, offset])
 | 
						|
      end
 | 
						|
      if @parent_issue
 | 
						|
        move_to_child_of(@parent_issue)
 | 
						|
      end
 | 
						|
    end
 | 
						|
    # delete invalid relations of all descendants
 | 
						|
    self_and_descendants.each do |issue|
 | 
						|
      issue.relations.each do |relation|
 | 
						|
        relation.destroy unless relation.valid?
 | 
						|
      end
 | 
						|
    end
 | 
						|
    # update former parent
 | 
						|
    recalculate_attributes_for(former_parent_id) if former_parent_id
 | 
						|
  end
 | 
						|
 | 
						|
  def rdm_right_most_bound
 | 
						|
    right_most_node =
 | 
						|
      self.class.base_class.unscoped.
 | 
						|
        order("#{quoted_right_column_full_name} desc").limit(1).lock(true).first
 | 
						|
      right_most_node ? (right_most_node[right_column_name] || 0 ) : 0
 | 
						|
  end
 | 
						|
  private :rdm_right_most_bound
 | 
						|
 | 
						|
  def update_parent_attributes
 | 
						|
    recalculate_attributes_for(parent_id) if parent_id
 | 
						|
  end
 | 
						|
 | 
						|
  def recalculate_attributes_for(issue_id)
 | 
						|
    if issue_id && p = Issue.find_by_id(issue_id)
 | 
						|
      # priority = highest priority of children
 | 
						|
      if priority_position = p.children.joins(:priority).maximum("#{IssuePriority.table_name}.position")
 | 
						|
        p.priority = IssuePriority.find_by_position(priority_position)
 | 
						|
      end
 | 
						|
 | 
						|
      # start/due dates = lowest/highest dates of children
 | 
						|
      p.start_date = p.children.minimum(:start_date)
 | 
						|
      p.due_date = p.children.maximum(:due_date)
 | 
						|
      if p.start_date && p.due_date && p.due_date < p.start_date
 | 
						|
        p.start_date, p.due_date = p.due_date, p.start_date
 | 
						|
      end
 | 
						|
 | 
						|
      # done ratio = weighted average ratio of leaves
 | 
						|
      unless Issue.use_status_for_done_ratio? && p.status && p.status.default_done_ratio
 | 
						|
        leaves_count = p.leaves.count
 | 
						|
        if leaves_count > 0
 | 
						|
          average = p.leaves.where("estimated_hours > 0").average(:estimated_hours).to_f
 | 
						|
          if average == 0
 | 
						|
            average = 1
 | 
						|
          end
 | 
						|
          done = p.leaves.joins(:status).
 | 
						|
            sum("COALESCE(CASE WHEN estimated_hours > 0 THEN estimated_hours ELSE NULL END, #{average}) " +
 | 
						|
                "* (CASE WHEN is_closed = #{self.class.connection.quoted_true} THEN 100 ELSE COALESCE(done_ratio, 0) END)").to_f
 | 
						|
          progress = done / (average * leaves_count)
 | 
						|
          p.done_ratio = progress.round
 | 
						|
        end
 | 
						|
      end
 | 
						|
 | 
						|
      # estimate = sum of leaves estimates
 | 
						|
      p.estimated_hours = p.leaves.sum(:estimated_hours).to_f
 | 
						|
      p.estimated_hours = nil if p.estimated_hours == 0.0
 | 
						|
 | 
						|
      # ancestors will be recursively updated
 | 
						|
      p.save(:validate => false)
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Update issues so their versions are not pointing to a
 | 
						|
  # fixed_version that is not shared with the issue's project
 | 
						|
  def self.update_versions(conditions=nil)
 | 
						|
    # Only need to update issues with a fixed_version from
 | 
						|
    # a different project and that is not systemwide shared
 | 
						|
    Issue.joins(:project, :fixed_version).
 | 
						|
      where("#{Issue.table_name}.fixed_version_id IS NOT NULL" +
 | 
						|
        " AND #{Issue.table_name}.project_id <> #{Version.table_name}.project_id" +
 | 
						|
        " AND #{Version.table_name}.sharing <> 'system'").
 | 
						|
      where(conditions).each do |issue|
 | 
						|
      next if issue.project.nil? || issue.fixed_version.nil?
 | 
						|
      unless issue.project.shared_versions.include?(issue.fixed_version)
 | 
						|
        issue.init_journal(User.current)
 | 
						|
        issue.fixed_version = nil
 | 
						|
        issue.save
 | 
						|
      end
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Callback on file attachment
 | 
						|
  def attachment_added(obj)
 | 
						|
    if @current_journal && !obj.new_record?
 | 
						|
      @current_journal.details << JournalDetail.new(:property => 'attachment', :prop_key => obj.id, :value => obj.filename)
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Callback on attachment deletion
 | 
						|
  def attachment_removed(obj)
 | 
						|
    if @current_journal && !obj.new_record?
 | 
						|
      @current_journal.details << JournalDetail.new(:property => 'attachment', :prop_key => obj.id, :old_value => obj.filename)
 | 
						|
      @current_journal.save
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Called after a relation is added
 | 
						|
  def relation_added(relation)
 | 
						|
    if @current_journal
 | 
						|
      @current_journal.details << JournalDetail.new(
 | 
						|
        :property  => 'relation',
 | 
						|
        :prop_key  => relation.relation_type_for(self),
 | 
						|
        :value => relation.other_issue(self).try(:id)
 | 
						|
      )
 | 
						|
      @current_journal.save
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Called after a relation is removed
 | 
						|
  def relation_removed(relation)
 | 
						|
    if @current_journal
 | 
						|
      @current_journal.details << JournalDetail.new(
 | 
						|
        :property  => 'relation',
 | 
						|
        :prop_key  => relation.relation_type_for(self),
 | 
						|
        :old_value => relation.other_issue(self).try(:id)
 | 
						|
      )
 | 
						|
      @current_journal.save
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Default assignment based on category
 | 
						|
  def default_assign
 | 
						|
    if assigned_to.nil? && category && category.assigned_to
 | 
						|
      self.assigned_to = category.assigned_to
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Updates start/due dates of following issues
 | 
						|
  def reschedule_following_issues
 | 
						|
    if start_date_changed? || due_date_changed?
 | 
						|
      relations_from.each do |relation|
 | 
						|
        relation.set_issue_to_dates
 | 
						|
      end
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Closes duplicates if the issue is being closed
 | 
						|
  def close_duplicates
 | 
						|
    if closing?
 | 
						|
      duplicates.each do |duplicate|
 | 
						|
        # Reload is needed in case the duplicate was updated by a previous duplicate
 | 
						|
        duplicate.reload
 | 
						|
        # Don't re-close it if it's already closed
 | 
						|
        next if duplicate.closed?
 | 
						|
        # Same user and notes
 | 
						|
        if @current_journal
 | 
						|
          duplicate.init_journal(@current_journal.user, @current_journal.notes)
 | 
						|
        end
 | 
						|
        duplicate.update_attribute :status, self.status
 | 
						|
      end
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Make sure updated_on is updated when adding a note and set updated_on now
 | 
						|
  # so we can set closed_on with the same value on closing
 | 
						|
  def force_updated_on_change
 | 
						|
    if @current_journal || changed?
 | 
						|
      self.updated_on = current_time_from_proper_timezone
 | 
						|
      if new_record?
 | 
						|
        self.created_on = updated_on
 | 
						|
      end
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Callback for setting closed_on when the issue is closed.
 | 
						|
  # The closed_on attribute stores the time of the last closing
 | 
						|
  # and is preserved when the issue is reopened.
 | 
						|
  def update_closed_on
 | 
						|
    if closing?
 | 
						|
      self.closed_on = updated_on
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Saves the changes in a Journal
 | 
						|
  # Called after_save
 | 
						|
  def create_journal
 | 
						|
    if @current_journal
 | 
						|
      # attributes changes
 | 
						|
      if @attributes_before_change
 | 
						|
        (Issue.column_names - %w(id root_id lft rgt lock_version created_on updated_on closed_on)).each {|c|
 | 
						|
          before = @attributes_before_change[c]
 | 
						|
          after = send(c)
 | 
						|
          next if before == after || (before.blank? && after.blank?)
 | 
						|
          @current_journal.details << JournalDetail.new(:property => 'attr',
 | 
						|
                                                        :prop_key => c,
 | 
						|
                                                        :old_value => before,
 | 
						|
                                                        :value => after)
 | 
						|
        }
 | 
						|
      end
 | 
						|
      if @custom_values_before_change
 | 
						|
        # custom fields changes
 | 
						|
        custom_field_values.each {|c|
 | 
						|
          before = @custom_values_before_change[c.custom_field_id]
 | 
						|
          after = c.value
 | 
						|
          next if before == after || (before.blank? && after.blank?)
 | 
						|
 | 
						|
          if before.is_a?(Array) || after.is_a?(Array)
 | 
						|
            before = [before] unless before.is_a?(Array)
 | 
						|
            after = [after] unless after.is_a?(Array)
 | 
						|
 | 
						|
            # values removed
 | 
						|
            (before - after).reject(&:blank?).each do |value|
 | 
						|
              @current_journal.details << JournalDetail.new(:property => 'cf',
 | 
						|
                                                            :prop_key => c.custom_field_id,
 | 
						|
                                                            :old_value => value,
 | 
						|
                                                            :value => nil)
 | 
						|
            end
 | 
						|
            # values added
 | 
						|
            (after - before).reject(&:blank?).each do |value|
 | 
						|
              @current_journal.details << JournalDetail.new(:property => 'cf',
 | 
						|
                                                            :prop_key => c.custom_field_id,
 | 
						|
                                                            :old_value => nil,
 | 
						|
                                                            :value => value)
 | 
						|
            end
 | 
						|
          else
 | 
						|
            @current_journal.details << JournalDetail.new(:property => 'cf',
 | 
						|
                                                          :prop_key => c.custom_field_id,
 | 
						|
                                                          :old_value => before,
 | 
						|
                                                          :value => after)
 | 
						|
          end
 | 
						|
        }
 | 
						|
      end
 | 
						|
      @current_journal.save
 | 
						|
      # reset current journal
 | 
						|
      init_journal @current_journal.user, @current_journal.notes
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  def send_notification
 | 
						|
    if Setting.notified_events.include?('issue_added')
 | 
						|
      Mailer.deliver_issue_add(self)
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # Stores the previous assignee so we can still have access
 | 
						|
  # to it during after_save callbacks (assigned_to_id_was is reset)
 | 
						|
  def set_assigned_to_was
 | 
						|
    @previous_assigned_to_id = assigned_to_id_was
 | 
						|
  end
 | 
						|
 | 
						|
  # Clears the previous assignee at the end of after_save callbacks
 | 
						|
  def clear_assigned_to_was
 | 
						|
    @assigned_to_was = nil
 | 
						|
    @previous_assigned_to_id = nil
 | 
						|
  end
 | 
						|
end
 |