issue_relation.rb
143 lines
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RubyLexer
Jean-Philippe Lang
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r6057 | # Redmine - project management software | ||
| # Copyright (C) 2006-2011 Jean-Philippe Lang | ||||
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Jean-Philippe Lang
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r503 | # | ||
| # This program is free software; you can redistribute it and/or | ||||
| # modify it under the terms of the GNU General Public License | ||||
| # as published by the Free Software Foundation; either version 2 | ||||
| # of the License, or (at your option) any later version. | ||||
Toshi MARUYAMA
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r6385 | # | ||
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Jean-Philippe Lang
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r503 | # This program is distributed in the hope that it will be useful, | ||
| # but WITHOUT ANY WARRANTY; without even the implied warranty of | ||||
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||||
| # GNU General Public License for more details. | ||||
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Toshi MARUYAMA
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r6385 | # | ||
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Jean-Philippe Lang
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r503 | # You should have received a copy of the GNU General Public License | ||
| # along with this program; if not, write to the Free Software | ||||
| # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. | ||||
| class IssueRelation < ActiveRecord::Base | ||||
| belongs_to :issue_from, :class_name => 'Issue', :foreign_key => 'issue_from_id' | ||||
| belongs_to :issue_to, :class_name => 'Issue', :foreign_key => 'issue_to_id' | ||||
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Toshi MARUYAMA
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r6385 | |||
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Jean-Philippe Lang
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r503 | TYPE_RELATES = "relates" | ||
| TYPE_DUPLICATES = "duplicates" | ||||
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r3398 | TYPE_DUPLICATED = "duplicated" | ||
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r503 | TYPE_BLOCKS = "blocks" | ||
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r3398 | TYPE_BLOCKED = "blocked" | ||
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Jean-Philippe Lang
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r503 | TYPE_PRECEDES = "precedes" | ||
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Jean-Philippe Lang
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r3076 | TYPE_FOLLOWS = "follows" | ||
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Toshi MARUYAMA
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r6385 | |||
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Jean-Philippe Lang
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r3615 | TYPES = { TYPE_RELATES => { :name => :label_relates_to, :sym_name => :label_relates_to, :order => 1, :sym => TYPE_RELATES }, | ||
| TYPE_DUPLICATES => { :name => :label_duplicates, :sym_name => :label_duplicated_by, :order => 2, :sym => TYPE_DUPLICATED }, | ||||
| TYPE_DUPLICATED => { :name => :label_duplicated_by, :sym_name => :label_duplicates, :order => 3, :sym => TYPE_DUPLICATES, :reverse => TYPE_DUPLICATES }, | ||||
| TYPE_BLOCKS => { :name => :label_blocks, :sym_name => :label_blocked_by, :order => 4, :sym => TYPE_BLOCKED }, | ||||
| TYPE_BLOCKED => { :name => :label_blocked_by, :sym_name => :label_blocks, :order => 5, :sym => TYPE_BLOCKS, :reverse => TYPE_BLOCKS }, | ||||
| TYPE_PRECEDES => { :name => :label_precedes, :sym_name => :label_follows, :order => 6, :sym => TYPE_FOLLOWS }, | ||||
| TYPE_FOLLOWS => { :name => :label_follows, :sym_name => :label_precedes, :order => 7, :sym => TYPE_PRECEDES, :reverse => TYPE_PRECEDES } | ||||
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Jean-Philippe Lang
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r503 | }.freeze | ||
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Toshi MARUYAMA
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r6385 | |||
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Jean-Philippe Lang
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r503 | validates_presence_of :issue_from, :issue_to, :relation_type | ||
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Jean-Philippe Lang
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r3077 | validates_inclusion_of :relation_type, :in => TYPES.keys | ||
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Jean-Philippe Lang
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r503 | validates_numericality_of :delay, :allow_nil => true | ||
| validates_uniqueness_of :issue_to_id, :scope => :issue_from_id | ||||
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Toshi MARUYAMA
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r6385 | |||
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Toshi MARUYAMA
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r6817 | validate :validate_issue_relation | ||
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Jean-Philippe Lang
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r2321 | attr_protected :issue_from_id, :issue_to_id | ||
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Toshi MARUYAMA
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r6385 | |||
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Toshi MARUYAMA
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r7306 | before_save :handle_issue_order | ||
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Jean-Philippe Lang
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r6064 | def visible?(user=User.current) | ||
| (issue_from.nil? || issue_from.visible?(user)) && (issue_to.nil? || issue_to.visible?(user)) | ||||
| end | ||||
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Toshi MARUYAMA
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r6385 | |||
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r6064 | def deletable?(user=User.current) | ||
| visible?(user) && | ||||
| ((issue_from.nil? || user.allowed_to?(:manage_issue_relations, issue_from.project)) || | ||||
| (issue_to.nil? || user.allowed_to?(:manage_issue_relations, issue_to.project))) | ||||
| end | ||||
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Toshi MARUYAMA
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r6385 | |||
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Jean-Philippe Lang
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r8168 | def initialize(attributes=nil, *args) | ||
| super | ||||
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Jean-Philippe Lang
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r6057 | if new_record? | ||
| if relation_type.blank? | ||||
| self.relation_type = IssueRelation::TYPE_RELATES | ||||
| end | ||||
| end | ||||
| end | ||||
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Toshi MARUYAMA
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r6385 | |||
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Toshi MARUYAMA
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r6817 | def validate_issue_relation | ||
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Jean-Philippe Lang
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r503 | if issue_from && issue_to | ||
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r2430 | errors.add :issue_to_id, :invalid if issue_from_id == issue_to_id | ||
| errors.add :issue_to_id, :not_same_project unless issue_from.project_id == issue_to.project_id || Setting.cross_project_issue_relations? | ||||
Jean-Baptiste Barth
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r6004 | #detect circular dependencies depending wether the relation should be reversed | ||
| if TYPES.has_key?(relation_type) && TYPES[relation_type][:reverse] | ||||
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Toshi MARUYAMA
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r7496 | errors.add :base, :circular_dependency if issue_from.all_dependent_issues.include? issue_to | ||
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r6004 | else | ||
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Toshi MARUYAMA
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r7496 | errors.add :base, :circular_dependency if issue_to.all_dependent_issues.include? issue_from | ||
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r6004 | end | ||
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Toshi MARUYAMA
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r7496 | errors.add :base, :cant_link_an_issue_with_a_descendant if issue_from.is_descendant_of?(issue_to) || issue_from.is_ancestor_of?(issue_to) | ||
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Jean-Philippe Lang
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r503 | end | ||
| end | ||||
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Toshi MARUYAMA
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r6385 | |||
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r503 | def other_issue(issue) | ||
| (self.issue_from_id == issue.id) ? issue_to : issue_from | ||||
| end | ||||
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Toshi MARUYAMA
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r6385 | |||
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r3615 | # Returns the relation type for +issue+ | ||
| def relation_type_for(issue) | ||||
| if TYPES[relation_type] | ||||
| if self.issue_from_id == issue.id | ||||
| relation_type | ||||
| else | ||||
| TYPES[relation_type][:sym] | ||||
| end | ||||
| end | ||||
| end | ||||
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Toshi MARUYAMA
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r6385 | |||
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Jean-Philippe Lang
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r503 | def label_for(issue) | ||
| TYPES[relation_type] ? TYPES[relation_type][(self.issue_from_id == issue.id) ? :name : :sym_name] : :unknow | ||||
| end | ||||
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Toshi MARUYAMA
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r6385 | |||
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Toshi MARUYAMA
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r7306 | def handle_issue_order | ||
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r3077 | reverse_if_needed | ||
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Toshi MARUYAMA
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r6385 | |||
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r503 | if TYPE_PRECEDES == relation_type | ||
| self.delay ||= 0 | ||||
| else | ||||
| self.delay = nil | ||||
| end | ||||
| set_issue_to_dates | ||||
| end | ||||
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Toshi MARUYAMA
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r6385 | |||
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Jean-Philippe Lang
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r503 | def set_issue_to_dates | ||
| soonest_start = self.successor_soonest_start | ||||
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r4353 | if soonest_start && issue_to | ||
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r3460 | issue_to.reschedule_after(soonest_start) | ||
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Jean-Philippe Lang
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r503 | end | ||
| end | ||||
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Toshi MARUYAMA
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r6385 | |||
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Jean-Philippe Lang
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r503 | def successor_soonest_start | ||
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r4353 | if (TYPE_PRECEDES == self.relation_type) && delay && issue_from && (issue_from.start_date || issue_from.due_date) | ||
| (issue_from.due_date || issue_from.start_date) + 1 + delay | ||||
| end | ||||
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Jean-Philippe Lang
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r503 | end | ||
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Toshi MARUYAMA
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r6385 | |||
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r503 | def <=>(relation) | ||
| TYPES[self.relation_type][:order] <=> TYPES[relation.relation_type][:order] | ||||
| end | ||||
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Toshi MARUYAMA
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r6385 | |||
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Jean-Philippe Lang
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r3076 | private | ||
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Toshi MARUYAMA
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r6385 | |||
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r3398 | # Reverses the relation if needed so that it gets stored in the proper way | ||
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Jean-Philippe Lang
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r6058 | # Should not be reversed before validation so that it can be displayed back | ||
| # as entered on new relation form | ||||
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r3076 | def reverse_if_needed | ||
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r3398 | if TYPES.has_key?(relation_type) && TYPES[relation_type][:reverse] | ||
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r3076 | issue_tmp = issue_to | ||
| self.issue_to = issue_from | ||||
| self.issue_from = issue_tmp | ||||
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Jean-Philippe Lang
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r3398 | self.relation_type = TYPES[relation_type][:reverse] | ||
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Jean-Philippe Lang
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r3076 | end | ||
| end | ||||
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Jean-Philippe Lang
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r503 | end | ||