Option to set a default assignee on each project (#482).

Patch by Felix Schäfer.

git-svn-id: http://svn.redmine.org/redmine/trunk@16525 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/helpers/projects_helper.rb

     version_options_for_select(versions, project.default_version)
   end
 
+  def project_default_assigned_to_options(project)
+    assignable_users = (project.assignable_users.to_a + [project.default_assigned_to]).uniq.compact
+    principals_options_for_select(assignable_users, project.default_assigned_to)
+  end
+
   def format_version_sharing(sharing)
     sharing = 'none' unless Version::VERSION_SHARINGS.include?(sharing)
     l("label_version_sharing_#{sharing}")

app/models/issue.rb

     end
   end
 
-  # Default assignment based on category
+  # Default assignment based on project or category
   def default_assign
-    if assigned_to.nil? && category && category.assigned_to
-      self.assigned_to = category.assigned_to
+    if assigned_to.nil?
+      if category && category.assigned_to
+        self.assigned_to = category.assigned_to
+      elsif project && project.default_assigned_to
+        self.assigned_to = project.default_assigned_to
+      end
     end
   end
 

app/models/member.rb

   validate :validate_role
   attr_protected :id
 
-  before_destroy :set_issue_category_nil
+  before_destroy :set_issue_category_nil, :remove_from_project_default_assigned_to
 
   scope :active, lambda { joins(:principal).where(:users => {:status => Principal::STATUS_ACTIVE})}
 
     end
   end
 
+  def remove_from_project_default_assigned_to
+    if user_id && project && project.default_assigned_to_id == user_id
+      # remove project based auto assignments for this member
+      project.update_column(:default_assigned_to_id, nil)
+    end
+  end
+
   # Returns the roles that the member is allowed to manage
   # in the project the member belongs to
   def managed_roles

app/models/principal.rb

   scope :sorted, lambda { order(*Principal.fields_for_order_statement)}
 
   before_create :set_default_empty_values
+  before_destroy :nullify_projects_default_assigned_to
 
   def reload(*args)
     @project_ids = nil
     principal
   end
 
+  def nullify_projects_default_assigned_to
+    Project.where(default_assigned_to: self).update_all(default_assigned_to_id: nil)
+  end
+
   protected
 
   # Make sure we don't try to insert NULL values (see #4632)

app/models/project.rb

   has_many :issue_changes, :through => :issues, :source => :journals
   has_many :versions, :dependent => :destroy
   belongs_to :default_version, :class_name => 'Version'
+  belongs_to :default_assigned_to, :class_name => 'Principal'
   has_many :time_entries, :dependent => :destroy
   has_many :queries, :dependent => :delete_all
   has_many :documents, :dependent => :destroy
     'tracker_ids',
     'issue_custom_field_ids',
     'parent_id',
-    'default_version_id'
+    'default_version_id',
+    'default_assigned_to_id'
 
   safe_attributes 'enabled_module_names',
     :if => lambda {|project, user|

app/views/projects/_form.html.erb

   <p><%= f.select :default_version_id, project_default_version_options(@project), :include_blank => true %></p>
 <% end %>
 
+<% if @project.safe_attribute?('default_assigned_to_id') && (default_assigned_to_options = project_default_assigned_to_options(@project)).present? %>
+  <p><%= f.select :default_assigned_to_id, default_assigned_to_options, include_blank: true %></p>
+<% end %>
+
 <%= wikitoolbar_for 'project_description' %>
 
 <% @project.custom_field_values.each do |value| %>

config/locales/de.yml

   field_visible: Sichtbar
   field_warn_on_leaving_unsaved: Vor dem Verlassen einer Seite mit ungesichertem Text im Editor warnen
   field_watcher: Beobachter
+  field_default_assigned_to: Standardbearbeiter
 
   general_csv_decimal_separator: ','
   general_csv_encoding: ISO-8859-1

config/locales/en.yml

   field_last_updated_by: Last updated by
   field_full_width_layout: Full width layout
   field_digest: Checksum
+  field_default_assigned_to: Default assignee
 
   setting_app_title: Application title
   setting_app_subtitle: Application subtitle

config/locales/fr.yml

   field_last_updated_by: Dernière mise à jour par
   field_full_width_layout: Afficher sur toute la largeur
   field_digest: Checksum
+  field_default_assigned_to: Assigné par défaut
 
   setting_app_title: Titre de l'application
   setting_app_subtitle: Sous-titre de l'application

db/migrate/20170309214320_add_project_default_assigned_to_id.rb

+class AddProjectDefaultAssignedToId < ActiveRecord::Migration
+  def up
+    add_column :projects, :default_assigned_to_id, :integer, :default => nil
+    # Try to copy existing settings from the plugin if redmine_default_assign plugin was used
+    if column_exists?(:projects, :default_assignee_id, :integer)
+      Project.update_all('default_assigned_to_id = default_assignee_id')
+    end
+  end
+
+  def down
+    remove_column :projects, :default_assigned_to_id
+  end
+end