diff .svn/pristine/eb/eb2be242568acd65bb920d1901a7f7826ea4e035.svn-base @ 1517:dffacf8a6908 redmine-2.5

Update to Redmine SVN revision 13367 on 2.5-stable branch
author Chris Cannam
date Tue, 09 Sep 2014 09:29:00 +0100
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/.svn/pristine/eb/eb2be242568acd65bb920d1901a7f7826ea4e035.svn-base	Tue Sep 09 09:29:00 2014 +0100
@@ -0,0 +1,210 @@
+# Redmine - project management software
+# Copyright (C) 2006-2014  Jean-Philippe Lang
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+class IssueRelation < ActiveRecord::Base
+  # Class used to represent the relations of an issue
+  class Relations < Array
+    include Redmine::I18n
+
+    def initialize(issue, *args)
+      @issue = issue
+      super(*args)
+    end
+
+    def to_s(*args)
+      map {|relation| "#{l(relation.label_for(@issue))} ##{relation.other_issue(@issue).id}"}.join(', ')
+    end
+  end
+
+  belongs_to :issue_from, :class_name => 'Issue', :foreign_key => 'issue_from_id'
+  belongs_to :issue_to, :class_name => 'Issue', :foreign_key => 'issue_to_id'
+
+  TYPE_RELATES      = "relates"
+  TYPE_DUPLICATES   = "duplicates"
+  TYPE_DUPLICATED   = "duplicated"
+  TYPE_BLOCKS       = "blocks"
+  TYPE_BLOCKED      = "blocked"
+  TYPE_PRECEDES     = "precedes"
+  TYPE_FOLLOWS      = "follows"
+  TYPE_COPIED_TO    = "copied_to"
+  TYPE_COPIED_FROM  = "copied_from"
+
+  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 },
+    TYPE_COPIED_TO =>   { :name => :label_copied_to, :sym_name => :label_copied_from,
+                          :order => 8, :sym => TYPE_COPIED_FROM },
+    TYPE_COPIED_FROM => { :name => :label_copied_from, :sym_name => :label_copied_to,
+                          :order => 9, :sym => TYPE_COPIED_TO, :reverse => TYPE_COPIED_TO }
+  }.freeze
+
+  validates_presence_of :issue_from, :issue_to, :relation_type
+  validates_inclusion_of :relation_type, :in => TYPES.keys
+  validates_numericality_of :delay, :allow_nil => true
+  validates_uniqueness_of :issue_to_id, :scope => :issue_from_id
+  validate :validate_issue_relation
+
+  attr_protected :issue_from_id, :issue_to_id
+  before_save :handle_issue_order
+  after_create  :create_journal_after_create
+  after_destroy :create_journal_after_delete
+
+  def visible?(user=User.current)
+    (issue_from.nil? || issue_from.visible?(user)) && (issue_to.nil? || issue_to.visible?(user))
+  end
+
+  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
+
+  def initialize(attributes=nil, *args)
+    super
+    if new_record?
+      if relation_type.blank?
+        self.relation_type = IssueRelation::TYPE_RELATES
+      end
+    end
+  end
+
+  def validate_issue_relation
+    if issue_from && issue_to
+      errors.add :issue_to_id, :invalid if issue_from_id == issue_to_id
+      unless issue_from.project_id == issue_to.project_id ||
+                Setting.cross_project_issue_relations?
+        errors.add :issue_to_id, :not_same_project
+      end
+      # detect circular dependencies depending wether the relation should be reversed
+      if TYPES.has_key?(relation_type) && TYPES[relation_type][:reverse]
+        errors.add :base, :circular_dependency if issue_from.all_dependent_issues.include? issue_to
+      else
+        errors.add :base, :circular_dependency if issue_to.all_dependent_issues.include? issue_from
+      end
+      if issue_from.is_descendant_of?(issue_to) || issue_from.is_ancestor_of?(issue_to)
+        errors.add :base, :cant_link_an_issue_with_a_descendant
+      end
+    end
+  end
+
+  def other_issue(issue)
+    (self.issue_from_id == issue.id) ? issue_to : issue_from
+  end
+
+  # 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
+
+  def label_for(issue)
+    TYPES[relation_type] ?
+        TYPES[relation_type][(self.issue_from_id == issue.id) ? :name : :sym_name] :
+        :unknow
+  end
+
+  def css_classes_for(issue)
+    "rel-#{relation_type_for(issue)}"
+  end
+
+  def handle_issue_order
+    reverse_if_needed
+
+    if TYPE_PRECEDES == relation_type
+      self.delay ||= 0
+    else
+      self.delay = nil
+    end
+    set_issue_to_dates
+  end
+
+  def set_issue_to_dates
+    soonest_start = self.successor_soonest_start
+    if soonest_start && issue_to
+      issue_to.reschedule_on!(soonest_start)
+    end
+  end
+
+  def successor_soonest_start
+    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
+  end
+
+  def <=>(relation)
+    r = TYPES[self.relation_type][:order] <=> TYPES[relation.relation_type][:order]
+    r == 0 ? id <=> relation.id : r
+  end
+
+  private
+
+  # Reverses the relation if needed so that it gets stored in the proper way
+  # Should not be reversed before validation so that it can be displayed back
+  # as entered on new relation form
+  def reverse_if_needed
+    if TYPES.has_key?(relation_type) && TYPES[relation_type][:reverse]
+      issue_tmp = issue_to
+      self.issue_to = issue_from
+      self.issue_from = issue_tmp
+      self.relation_type = TYPES[relation_type][:reverse]
+    end
+  end
+
+  def create_journal_after_create
+    journal = issue_from.init_journal(User.current)
+    journal.details << JournalDetail.new(:property => 'relation',
+                                         :prop_key => relation_type_for(issue_from),
+                                         :value    => issue_to.id)
+    journal.save
+    journal = issue_to.init_journal(User.current)
+    journal.details << JournalDetail.new(:property => 'relation',
+                                         :prop_key => relation_type_for(issue_to),
+                                         :value    => issue_from.id)
+    journal.save
+  end
+
+  def create_journal_after_delete
+    journal = issue_from.init_journal(User.current)
+    journal.details << JournalDetail.new(:property  => 'relation',
+                                         :prop_key  => relation_type_for(issue_from),
+                                         :old_value => issue_to.id)
+    journal.save
+    journal = issue_to.init_journal(User.current)
+    journal.details << JournalDetail.new(:property  => 'relation',
+                                         :prop_key  => relation_type_for(issue_to),
+                                         :old_value => issue_from.id)
+    journal.save
+  end
+end