[Erp5-report] r11826 - /erp5/trunk/products/ERP5/Document/Image.py

[nobody at svn.erp5.org]

Author: jp
Date: Sun Dec 31 18:47:10 2006
New Revision: 11826

URL: http://svn.erp5.org?rev=11826&view=rev
Log:
Minimal level of compatibility provided with old Image class. Once an Image is viewed, it is upgraded.

Modified:
    erp5/trunk/products/ERP5/Document/Image.py

Modified: erp5/trunk/products/ERP5/Document/Image.py
URL: http://svn.erp5.org/erp5/trunk/products/ERP5/Document/Image.py?rev=11826&r1=11825&r2=11826&view=diff
==============================================================================
--- erp5/trunk/products/ERP5/Document/Image.py (original)
+++ erp5/trunk/products/ERP5/Document/Image.py Sun Dec 31 18:47:10 2006
@@ -30,6 +30,7 @@
 ##############################################################################
 
 from AccessControl import ClassSecurityInfo
+from Acquisition import aq_base
 
 from Products.CMFCore.WorkflowCore import WorkflowMethod
 from Products.ERP5Type import Permissions, PropertySheet, Constraint, Interface
@@ -251,6 +252,16 @@
   def index_html(self, REQUEST, RESPONSE, display=None, format='', quality=75, resolution=None):
       """Return the image data."""
 
+      # Quick hack to maintain just enough compatibility for existing sites
+      # Convert to new BTreeFolder2 based class
+      if getattr(aq_base(self), '_count', None) is None:
+        self._initBTrees()
+      # Make sure old Image objects can still be accessed
+      if not hasattr(aq_base(self), 'data') and hasattr(self, '_original'):
+        self.data = self._original.data
+        self.height = self._original.height
+        self.width = self._original.width
+
       # display may be set from a cookie (?)
       if (display is not None or resolution is not None or quality != 75) and defaultdisplays.has_key(display):
           if not self.hasConversion(display=display, format=format,