[MERGE]

bzr revid: stephane@tinyerp.com-20081224003656-kwftdnreax7m7hbg

2 files changed, 27 insertions, 4 deletions

diff --git a/bin/tools/config.py b/bin/tools/config.py
index 7b8ab1df84b..9d3d552a749 100644
--- a/bin/tools/config.py
+++ b/bin/tools/config.py
@@ -76,6 +76,7 @@ class configmanager(object):
             'syslog' : False,
             'log_level': logging.INFO,
             'assert_exit_level': logging.WARNING, # level above which a failed assert will be raise
+            'cache_timeout': 100000, 
         }
 
         hasSSL = check_ssl()
@@ -100,6 +101,8 @@ class configmanager(object):
         parser.add_option("-i", "--init", dest="init", help="init a module (use \"all\" for all modules)")
         parser.add_option("--without-demo", dest="without_demo", help="load demo data for a module (use \"all\" for all modules)", default=False)
         parser.add_option("-u", "--update", dest="update", help="update a module (use \"all\" for all modules)")
+        parser.add_option("--cache-timeout", dest="cache_timeout", help="set the timeout for the cache system", default=100000, type="int")
+        
         # stops the server from launching after initialization
         parser.add_option("--stop-after-init", action="store_true", dest="stop_after_init", default=False, help="stop the server after it initializes")
         parser.add_option('--debug', dest='debug_mode', action='store_true', default=False, help='enable debug mode')
@@ -186,7 +189,7 @@ class configmanager(object):
             self.options['pidfile'] = False
 
         keys = ['interface', 'port', 'db_name', 'db_user', 'db_password', 'db_host',
-                'db_port', 'logfile', 'pidfile', 'smtp_port', 
+                'db_port', 'logfile', 'pidfile', 'smtp_port', 'cache_timeout', 
                 'email_from', 'smtp_server', 'smtp_user', 'smtp_password', 'price_accuracy', 
                 'netinterface', 'netport', 'db_maxconn', 'import_partial', 'addons_path']
 
diff --git a/bin/tools/misc.py b/bin/tools/misc.py
index 993f4eb03f8..6241365f8d0 100644
--- a/bin/tools/misc.py
+++ b/bin/tools/misc.py
@@ -536,14 +536,34 @@ class cache(object):
     Use it as a decorator of the function you plan to cache
     Timeout: 0 = no timeout, otherwise in seconds
     """
-
-    def __init__(self, timeout=10000, skiparg=2, multi=None):
+    
+    __caches = []
+    
+    def __init__(self, timeout=None, skiparg=2, multi=None):
         assert skiparg >= 2 # at least self and cr
-        self.timeout = timeout
+        if timeout is None:
+            self.timeout = config['cache_timeout']
+        else:
+            self.timeout = timeout
         self.skiparg = skiparg
         self.multi = multi
         self.lasttime = time.time()
         self.cache = {}
+        
+        cache.__caches.append(self)
+
+    @classmethod        
+    def clean_cache_for_db(cls, dbname):
+        def get_dbname_from_key(key):
+            for e in key:
+                if e[0] == 'dbname':
+                    return e[1]
+            return None
+
+        for cache in cls.__caches:
+            keys_to_del = [key for key in cache.cache if get_dbname_from_key(key) == dbname]
+            for key in keys_to_del:
+                del cache.cache[key]
 
     def __call__(self, fn):
         arg_names = inspect.getargspec(fn)[0][self.skiparg:]