[cpif] r262 - in trunk: . backend frontend-web

[svn at argo.es]

Author: jcea
Date: Wed Jul 11 22:26:22 2007
New Revision: 262

Log:
Los ficheros 'static' tienen 'last-modified'

Modified:
   trunk/TODO
   trunk/backend/database.py
   trunk/backend/upgrade.py
   trunk/frontend-web/url_static.py

Modified: trunk/TODO
==============================================================================
--- trunk/TODO	(original)
+++ trunk/TODO	Wed Jul 11 22:26:22 2007
@@ -233,10 +233,6 @@
   Basta con comprobar que es el mismo servidor y, si no es
   asi, se manda al usuario a la pagina principal.
 
-- 20070703: FRONTAL WEB: Los objetos estaticos deberian
-  tener un "last-modified", y verificarlo en las peticiones
-  condicionales, en beneficio de herramientas como "wget".
-
 - 20070704: FRONTAL WEB: Cuando integramos los smileys en los
   mensajes, habria que ponerles tambien las dimensiones X/Y.
 
@@ -247,4 +243,10 @@
 
 - 20070711: FRONTAL WEB: Definir urls a autorizar. Discutir el
   escapado de get_msg_source (necesario?)
+
+- 20070711: FRONTAL WEB: Cuando nos hacen una peticion condicional
+  con "if-modified-since" (por ejemplo, a los objetos estaticos),
+  verificarlos tambien para poder devolver un 304 cuando sea posible.
+
+  Esto es especialmente interesante con herramientas como "wget".
 

Modified: trunk/backend/database.py
==============================================================================
--- trunk/backend/database.py	(original)
+++ trunk/backend/database.py	Wed Jul 11 22:26:22 2007
@@ -1,7 +1,7 @@
 # $Id$
 
 
-VERSION_DB="2007070402"
+VERSION_DB="2007071101"
 
 from globales import thread_len
 
@@ -107,12 +107,25 @@
   return metadata
 
 def save_static(conn,section,data,metadata,update=False) :
+  def date_now() :
+    import time
+    weekdayname = ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
+    monthname = [None,
+                 'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun',
+                 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
+    year, month, day, hh, mm, ss, wd, y, z = time.gmtime()
+    s = "%s, %02d %3s %4d %02d:%02d:%02d GMT" % (
+            weekdayname[wd],
+            day, monthname[month], year,
+            hh, mm, ss)
+
   from durus.persistent_list import PersistentList
   root=conn.get_root()
   import md5
   hash=md5.new(data).hexdigest()
   d=root["static"][section]
   if (hash not in d) or update : 
+    metadata["last modified"]=date_now()
     d[hash]=(metadata,PersistentList([data]))
   return hash
 

Modified: trunk/backend/upgrade.py
==============================================================================
--- trunk/backend/upgrade.py	(original)
+++ trunk/backend/upgrade.py	Wed Jul 11 22:26:22 2007
@@ -139,3 +139,22 @@
     root["smileys"]=PersistentList()
     conn.commit()
 
+  if root["version del foro"]=="2007070402" :
+    import time
+    weekdayname = ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
+    monthname = [None,
+                 'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun',
+                 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
+    year, month, day, hh, mm, ss, wd, y, z = time.gmtime()
+    s = "%s, %02d %3s %4d %02d:%02d:%02d GMT" % (
+            weekdayname[wd],
+            day, monthname[month], year,
+            hh, mm, ss)
+    print "Actualizando la base de datos: 2007070402 -> 2007071101"
+    root["version del foro"]="2007071101"
+    for i in root["static"].values() :
+      for j in i.values() :
+        j[0]["last modified"]=ts
+    conn.commit()
+
+

Modified: trunk/frontend-web/url_static.py
==============================================================================
--- trunk/frontend-web/url_static.py	(original)
+++ trunk/frontend-web/url_static.py	Wed Jul 11 22:26:22 2007
@@ -14,6 +14,7 @@
 
   metadata,data=data
   data=data[0] # de-encapsulate
+  headers["Last-Modified"]=metadata["last modified"]
 
   if handler.headers.get("if-none-match")==etag :
     return (304,headers,"")