diff app/models/repository/mercurial.rb @ 119:8661b858af72

* Update to Redmine trunk rev 4705

--- a/app/models/repository/mercurial.rb	Fri Nov 19 14:05:24 2010 +0000
+++ b/app/models/repository/mercurial.rb	Thu Jan 13 14:12:06 2011 +0000
@@ -18,17 +18,34 @@
 require 'redmine/scm/adapters/mercurial_adapter'
 
 class Repository::Mercurial < Repository
+  # sort changesets by revision number
+  has_many :changesets, :order => "#{Changeset.table_name}.id DESC", :foreign_key => 'repository_id'
+
   attr_protected :root_url
   validates_presence_of :url
 
   def scm_adapter
     Redmine::Scm::Adapters::MercurialAdapter
   end
-  
+
   def self.scm_name
     'Mercurial'
   end
-  
+
+  # Returns the readable identifier for the given mercurial changeset
+  def self.format_changeset_identifier(changeset)
+    "#{changeset.revision}:#{changeset.scmid}"
+  end
+
+  # Returns the identifier for the given Mercurial changeset
+  def self.changeset_identifier(changeset)
+    changeset.scmid
+  end
+
+  def diff_format_revisions(cs, cs_to, sep=':')
+    super(cs, cs_to, ' ')
+  end
+
   def entries(path=nil, identifier=nil)
     entries=scm.entries(path, identifier)
     if entries
@@ -52,6 +69,30 @@
     entries
   end
 
+  # Finds and returns a revision with a number or the beginning of a hash
+  def find_changeset_by_name(name)
+    return nil if name.nil? || name.empty?
+    if /[^\d]/ =~ name or name.to_s.size > 8
+      e = changesets.find(:first, :conditions => ['scmid = ?', name.to_s])
+    else
+      e = changesets.find(:first, :conditions => ['revision = ?', name.to_s])
+    end
+    return e if e
+    changesets.find(:first, :conditions => ['scmid LIKE ?', "#{name}%"])  # last ditch
+  end
+
+  # Returns the latest changesets for +path+; sorted by revision number
+  def latest_changesets(path, rev, limit=10)
+    if path.blank?
+      changesets.find(:all, :include => :user, :limit => limit)
+    else
+      changes.find(:all, :include => {:changeset => :user},
+                         :conditions => ["path = ?", path.with_leading_slash],
+                         :order => "#{Changeset.table_name}.id DESC",
+                         :limit => limit).collect(&:changeset)
+    end
+  end
+
   def fetch_changesets
     scm_info = scm.info
     if scm_info