Create a journal and send an email when an issue is closed by commit (#609).

The redmine user is found using the committer username or email. Otherwise, the journal is created with anonymous user.

git-svn-id: http://redmine.rubyforge.org/svn/trunk@1126 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/changeset.rb

@@ -48,6 +48,7 @@ class Changeset < ActiveRecord::Base
   def after_create
     scan_comment_for_issue_ids
   end
+  require 'pp'
   
   def scan_comment_for_issue_ids
     return if comments.blank?
@@ -79,11 +80,14 @@ class Changeset < ActiveRecord::Base
         # update status of issues
         logger.debug "Issues fixed by changeset #{self.revision}: #{issue_ids.join(', ')}." if logger && logger.debug?
         target_issues.each do |issue|
-          # don't change the status is the issue is already closed
+          # don't change the status is the issue is closed
           next if issue.status.is_closed?
+          user = committer_user || User.anonymous
+          journal = issue.init_journal(user, l(:text_status_changed_by_changeset, "r#{self.revision}"))
           issue.status = fix_status
           issue.done_ratio = done_ratio if done_ratio
           issue.save
+          Mailer.deliver_issue_edit(journal) if Setting.notified_events.include?('issue_updated')
         end
       end
       referenced_issues += target_issues
@@ -92,6 +96,16 @@ class Changeset < ActiveRecord::Base
     self.issues = referenced_issues.uniq
   end
 
+  # Returns the Redmine User corresponding to the committer
+  def committer_user
+    if committer && committer.strip =~ /^([^<]+)(<(.*)>)?$/
+      username, email = $1.strip, $3
+      u = User.find_by_login(username)
+      u ||= User.find_by_mail(email) unless email.blank?
+      u
+    end
+  end
+  
   # Returns the previous changeset
   def previous
     @previous ||= Changeset.find(:first, :conditions => ['revision < ? AND repository_id = ?', self.revision, self.repository_id], :order => 'revision DESC')