Merged trunk r1773.

git-svn-id: http://redmine.rubyforge.org/svn/branches/work@1774 e93f8b46-1217-0410-a6f0-8f06a7374b81

groups/app/models/repository/darcs.rb

@@ -28,6 +28,11 @@ class Repository::Darcs < Repository
     'Darcs'
   end
   
+  def entry(path=nil, identifier=nil)
+    patch = identifier.nil? ? nil : changesets.find_by_revision(identifier)
+    scm.entry(path, patch.nil? ? nil : patch.scmid)
+  end
+  
   def entries(path=nil, identifier=nil)
     patch = identifier.nil? ? nil : changesets.find_by_revision(identifier)
     entries = scm.entries(path, patch.nil? ? nil : patch.scmid)
@@ -46,14 +51,19 @@ class Repository::Darcs < Repository
     entries
   end
   
-  def diff(path, rev, rev_to, type)
+  def cat(path, identifier=nil)
+    patch = identifier.nil? ? nil : changesets.find_by_revision(identifier)
+    scm.cat(path, patch.nil? ? nil : patch.scmid)
+  end
+  
+  def diff(path, rev, rev_to)
     patch_from = changesets.find_by_revision(rev)
     return nil if patch_from.nil?
     patch_to = changesets.find_by_revision(rev_to) if rev_to
     if path.blank?
       path = patch_from.changes.collect{|change| change.path}.join(' ')
     end
-    patch_from ? scm.diff(path, patch_from.scmid, patch_to ? patch_to.scmid : nil, type) : nil
+    patch_from ? scm.diff(path, patch_from.scmid, patch_to ? patch_to.scmid : nil) : nil
   end
   
   def fetch_changesets