[FIX] Wiki: yml issue

An osv_memory object need not be created, but just reference an arbitrary
id. Let the page have some modifications, and then search its history for

bzr revid: hmo@tinyerp.com-20100901115823-agwkfnmu04yo67nn

addons/wiki/test/wiki_test00.yml

@@ -21,24 +21,34 @@
       FAQs, quality manuals, technical references, etc.
 
       '
--
-    Creating a wiki make index record
--
-    !record {model: wiki.make.index, id: wiki_make_index_1}:
-    {}
 -
     I create Index on this current page by clicking on "Create Index" wizard
 -
     !python {model: wiki.make.index}: |
-      self.wiki_do_index(cr, uid, [ref("wiki_make_index_1")], {"active_model":
-      wiki.wiki, "active_ids": [ref("wiki_wiki_openerpwikiediting0")], "tz": False, "active_id":
-      ref("wiki_wiki_openerpwikiediting0"), })
+      self.wiki_do_index(cr, uid, [1], {"active_model": "wiki.wiki", 
+            "active_ids": [ref("wiki_wiki_openerpwikiediting0")], "tz": False, 
+            "active_id": ref("wiki_wiki_openerpwikiediting0"), })
+-
+    Now I will update the wikipage with other text
+-
+    !record {model: wiki.wiki, id: wiki_wiki_openerpwikiediting0}:
+      text_area: '=The Open ERP wiki=
+
+      The Open ERP wiki allows you to manage your enterprise contents using wiki
+
+      restructured texts. This module provides a collaborative way to manage internal
+
+      FAQs, quality manuals, technical references, etc.
+      
+      Wiki text can easily be edited
+      '
 -
     I check the page history for the current page by clicking on "Page History".After that find difference between history.
 -
     !python {model: wizard.wiki.history.show_diff}: |
-      ids = self.search(cr, uid, [])
-      self.get_diff(cr, uid, {'active_id': [ref('wiki_wiki_openerpwikiediting0')]})
+      hist_obj = model.pool.get('wiki.wiki.history')
+      ids = hist_obj.search(cr, uid, [('wiki_id', '=', ref("wiki_wiki_openerpwikiediting0"))])
+      model.get_diff(cr, uid, {'active_ids': ids[:] })
 -
     I create a new wiki group on the Given Home Page
 -

addons/wiki/wiki.py

@@ -222,7 +222,7 @@ class History(osv.osv):
         'write_uid': lambda obj, cr, uid, context: uid,
     }
 
-    def getDiff(self, cr, uid, v1, v2, context={}):
+    def getDiff(self, cr, uid, v1, v2, context=None):
 
         """ @param cr: the current row, from the database cursor,
             @param uid: the current user’s ID for security checks, """
@@ -236,7 +236,7 @@ class History(osv.osv):
         if text2:
             line2 = text2.splitlines(1)
         if (not line1 and not line2) or (line1 == line2):
-            raise osv.except_osv(_('Warning !'), _('There are no chnages in revisions'))
+            raise osv.except_osv(_('Warning !'), _('There are no changes in revisions'))
         diff = difflib.HtmlDiff()
         return diff.make_file(line1, line2, "Revision-%s" % (v1), "Revision-%s" % (v2), context=False)
 

addons/wiki/wizard/wiki_show_diff.py

@@ -34,7 +34,7 @@ class showdiff(osv.osv_memory):
         @param uid: the current user’s ID for security checks,
         """
         history = self.pool.get('wiki.wiki.history')
-        ids = context.get('active_ids')
+        ids = context.get('active_ids', [])
 
         diff = ""
         if len(ids) == 2: