MoinMoin: attachment:Cachetest.py of ReimarBauer/HelpOnArnica

   1 # -*- coding: iso-8859-1 -*-
   2 """
   3     Cachetest
   4 
   5     this macro is used to find a problem of fuid
   6 
   7     @copyright: 2009 MoinMoin:ReimarBauer
   8 
   9     @license: GNU GPL, see COPYING for details.
  10 """
  11 from MoinMoin import caching, wikiutil
  12 from MoinMoin.action import AttachFile, cache
  13 
  14 def macro_Cachetest(macro, attachment=unicode):
  15     request = macro.request
  16     pagename = request.page.page_name
  17 
  18     Image = wikiutil.importWikiPlugin(request.cfg, "macro", "Image", function="Image")
  19     size = (128, 128)
  20     cache_arena = 'sendcache'
  21     cache_scope = 'wiki'
  22     do_locking = False
  23     if attachment and AttachFile.exists(request, pagename, attachment):
  24         itemname = pagename + '/' + attachment
  25         img = Image(request, itemname)
  26         content_type = img.content_type
  27         size_str = '%d_%d' % size
  28         key = '%s_%s_%s' % (content_type.replace('/', '_'), size_str, img._cache_key)
  29         meta_cache = caching.CacheEntry(request, cache_arena, key+'.meta', cache_scope, do_locking=do_locking, use_pickle=True)
  30         result = """
  31 IMG Cache key: %s <BR>     
  32 Key: %s <BR>   
  33 Cache exists: %s <BR>     
  34 Meta cache exists: %s <BR>
  35 Needs Update: %s <BR> 
  36 """ % (img._cache_key, key, cache.exists(request, key), meta_cache.exists(), meta_cache.needsUpdate(img._filename))
  37         return result
  38     
  39     return "Attachment not found"