--- a/pylons_app/lib/simplehg.py	Sat May 22 19:18:09 2010 +0200
+++ b/pylons_app/lib/simplehg.py	Sat May 22 19:29:50 2010 +0200
@@ -10,16 +10,19 @@
 SimpleHG middleware for handling mercurial protocol request (push/clone etc.)
 It's implemented with basic auth function
 """
-
+from datetime import datetime
 from mercurial.hgweb import hgweb
 from mercurial.hgweb.request import wsgiapplication
 from paste.auth.basic import AuthBasicAuthenticator
 from paste.httpheaders import REMOTE_USER, AUTH_TYPE
-from pylons_app.lib.utils import is_mercurial
 from pylons_app.lib.auth import authfunc
-from pylons_app.lib.utils import make_ui, invalidate_cache
+from pylons_app.lib.utils import is_mercurial, make_ui, invalidate_cache
+from pylons_app.model import meta
+from pylons_app.model.db import UserLogs, Users
 from webob.exc import HTTPNotFound
+import logging
 import os
+log = logging.getLogger(__name__)
 
 class SimpleHg(object):
 
@@ -58,21 +61,70 @@
                                                             .replace('*', '')
             self.repo_path = os.path.join(self.basepath, repo_name)
             try:
-                app = wsgiapplication(self._make_app)
+                app = wsgiapplication(self.__make_app)
             except Exception as e:
                 return HTTPNotFound()(environ, start_response)
             
-            """we know that some change was made to repositories and we should
-            invalidate the cache to see the changes right away"""
-            invalidate_cache('full_changelog', repo_name)
-            invalidate_cache('cached_repo_list')
+            action = self.__get_action(environ)            
+            #invalidate cache on push
+            if action == 'push':
+                self.__invalidate_cache(repo_name)
+            
+            if action:
+                username = self.__get_environ_user(environ)
+                self.__log_user_action(username, action, repo_name)            
             return app(environ, start_response)            
 
-    def _make_app(self):
+    def __make_app(self):
         hgserve = hgweb(self.repo_path)
         return  self.load_web_settings(hgserve)
+    
+    def __get_environ_user(self, environ):
+        return environ.get('REMOTE_USER')
         
-                
+    def __get_action(self, environ):
+        """
+        Maps mercurial request commands into a pull or push command.
+        @param environ:
+        """
+        mapping = {
+            'changegroup': 'pull',
+            'changegroupsubset': 'pull',
+            'unbundle': 'push',
+            'stream_out': 'pull',
+        }                    
+        for qry in environ['QUERY_STRING'].split('&'):
+            if qry.startswith('cmd'):
+                cmd = qry.split('=')[-1]
+                if mapping.has_key(cmd):
+                    return mapping[cmd]
+    
+    def __log_user_action(self, username, action, repo):
+        sa = meta.Session
+        try:
+            user = sa.query(Users)\
+                    .filter(Users.username == username).one()
+            user_log = UserLogs()
+            user_log.user_id = user.user_id
+            user_log.action = action
+            user_log.repository = repo.replace('/', '')
+            user_log.action_date = datetime.now()
+            sa.add(user_log)
+            sa.commit()
+            log.info('Adding user %s, action %s on %s',
+                                            username, action, repo)
+        except Exception as e:
+            sa.rollback()
+            log.error('could not log user action:%s', str(e))
+    
+    def __invalidate_cache(self, repo_name):
+        """we know that some change was made to repositories and we should
+        invalidate the cache to see the changes right away but only for
+        push requests"""
+        invalidate_cache('cached_repo_list')
+        invalidate_cache('full_changelog', repo_name)
+           
+                   
     def load_web_settings(self, hgserve):
         repoui = make_ui(os.path.join(self.repo_path, '.hg', 'hgrc'), False)
         #set the global ui for hgserve