AttachmentsController now handles attachments deletion.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@2116 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/attachment.rb

@@ -98,6 +98,14 @@ class Attachment < ActiveRecord::Base
     container.project
   end
   
+  def visible?(user=User.current)
+    container.attachments_visible?(user)
+  end
+  
+  def deletable?(user=User.current)
+    container.attachments_deletable?(user)
+  end
+  
   def image?
     self.filename =~ /\.(jpe?g|gif|png)$/i
   end

app/models/document.rb

@@ -18,7 +18,7 @@
 class Document < ActiveRecord::Base
   belongs_to :project
   belongs_to :category, :class_name => "Enumeration", :foreign_key => "category_id"
-  has_many :attachments, :as => :container, :dependent => :destroy
+  acts_as_attachable :delete_permission => :manage_documents
 
   acts_as_searchable :columns => ['title', "#{table_name}.description"], :include => :project
   acts_as_event :title => Proc.new {|o| "#{l(:label_document)}: #{o.title}"},

app/models/issue.rb

@@ -26,13 +26,13 @@ class Issue < ActiveRecord::Base
   belongs_to :category, :class_name => 'IssueCategory', :foreign_key => 'category_id'
 
   has_many :journals, :as => :journalized, :dependent => :destroy
-  has_many :attachments, :as => :container, :dependent => :destroy
   has_many :time_entries, :dependent => :delete_all
   has_and_belongs_to_many :changesets, :order => "#{Changeset.table_name}.committed_on ASC, #{Changeset.table_name}.id ASC"
   
   has_many :relations_from, :class_name => 'IssueRelation', :foreign_key => 'issue_from_id', :dependent => :delete_all
   has_many :relations_to, :class_name => 'IssueRelation', :foreign_key => 'issue_to_id', :dependent => :delete_all
   
+  acts_as_attachable :after_remove => :attachment_removed
   acts_as_customizable
   acts_as_watchable
   acts_as_searchable :columns => ['subject', "#{table_name}.description", "#{Journal.table_name}.notes"],
@@ -261,4 +261,15 @@ class Issue < ActiveRecord::Base
   def to_s
     "#{tracker} ##{id}: #{subject}"
   end
+  
+  private
+  
+  # Callback on attachment deletion
+  def attachment_removed(obj)
+    journal = init_journal(User.current)
+    journal.details << JournalDetail.new(:property => 'attachment',
+                                         :prop_key => obj.id,
+                                         :old_value => obj.filename)
+    journal.save
+  end
 end

app/models/message.rb

@@ -19,7 +19,7 @@ class Message < ActiveRecord::Base
   belongs_to :board
   belongs_to :author, :class_name => 'User', :foreign_key => 'author_id'
   acts_as_tree :counter_cache => :replies_count, :order => "#{Message.table_name}.created_on ASC"
-  has_many :attachments, :as => :container, :dependent => :destroy
+  acts_as_attachable
   belongs_to :last_reply, :class_name => 'Message', :foreign_key => 'last_reply_id'
   
   acts_as_searchable :columns => ['subject', 'content'],

app/models/version.rb

@@ -19,7 +19,8 @@ class Version < ActiveRecord::Base
   before_destroy :check_integrity
   belongs_to :project
   has_many :fixed_issues, :class_name => 'Issue', :foreign_key => 'fixed_version_id'
-  has_many :attachments, :as => :container, :dependent => :destroy
+  acts_as_attachable :view_permission => :view_files,
+                     :delete_permission => :manage_files
 
   validates_presence_of :name
   validates_uniqueness_of :name, :scope => [:project_id]

app/models/wiki_page.rb

@@ -21,7 +21,7 @@ require 'enumerator'
 class WikiPage < ActiveRecord::Base
   belongs_to :wiki
   has_one :content, :class_name => 'WikiContent', :foreign_key => 'page_id', :dependent => :destroy
-  has_many :attachments, :as => :container, :dependent => :destroy
+  acts_as_attachable :delete_permission => :delete_wiki_pages_attachments
   acts_as_tree :order => 'title'
   
   acts_as_event :title => Proc.new {|o| "#{l(:label_wiki)}: #{o.title}"},
@@ -111,6 +111,10 @@ class WikiPage < ActiveRecord::Base
   def editable_by?(usr)
     !protected? || usr.allowed_to?(:protect_wiki_pages, wiki.project)
   end
+        
+  def attachments_deletable?(usr=User.current)
+    editable_by?(usr) && super(usr)
+  end
   
   def parent_title
     @parent_title || (self.parent && self.parent.pretty_title)