* To see a list of modified files in the email body. (Mercurial)

init.rb

@@ -9,12 +9,13 @@
   name 'Redmine Diff Email Plugin'
   author 'Kah Seng Tay, Sergey Generalov, Lamar, Ivan Evtuhovich, cou2jpn'
   description 'This is a plugin for Redmine that sends diff emails on commits.'
-  version 'c.1.2.0'
+  version 'c.1.3.0'
 end
 
 Dispatcher.to_prepare do
   Changeset.send(:include, ChangesetPatch)
   Repository.send(:include, RepositoryPatch)
   Redmine::Scm::Adapters::SubversionAdapter.send(:include,SubversionAdapterPatch)
   Redmine::Scm::Adapters::GitAdapter.send(:include,GitAdapterPatch)
+  Redmine::Scm::Adapters::MercurialAdapter.send(:include,MercurialAdapterPatch)
 end

lib/mercurial_adapter_patch.rb

@@ -0,0 +1,26 @@
+require_dependency 'lib/redmine/scm/adapters/mercurial_adapter'
+
+module MercurialAdapterPatch
+  def self.included(base)
+    base.send(:include, InstanceMethods)
+  end
+
+  module InstanceMethods
+    def changed_files(path=nil, rev="HEAD")
+      path ||= ''
+      hg_args = []
+      hg_args << "status" << "--change" << rev
+      unless path.blank?
+        p = scm_iconv(@path_encoding, 'UTF-8', path)
+        hg_args << CGI.escape(hgtarget(p))
+      end
+      changed_files = []
+      hg *hg_args do |io|
+        io.each_line do |line|
+          changed_files << line
+        end
+      end
+      changed_files
+    end
+  end
+end