- bug fix when no checkbox is checked

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@6802 20353a03-c40f-0410-a6d1-a30d3c3de9de

bt5/erp5_forge/SkinTemplateItem/portal_skins/erp5_svn/BusinessTemplate_doSvnMultiDiff.xml

@@ -68,9 +68,14 @@
             <key> <string>_body</string> </key>
             <value> <string encoding="cdata"><![CDATA[
 
-revisions_list = context.REQUEST[\'uids\']\n
 file = context.REQUEST[\'file\']\n
 \n
+if \'uids\' not in context.REQUEST.keys():  \n
+  context.REQUEST.set(\'portal_status_message\', \'You must select only TWO revisions!\')\n
+  return context.asContext(file=file).BusinessTemplate_viewSvnLog()\n
+\n
+revisions_list = context.REQUEST[\'uids\']\n
+\n
 if len(revisions_list) != 2:\n
   context.REQUEST.set(\'portal_status_message\', \'You must select only TWO revisions!\')\n
   return context.asContext(file=file).BusinessTemplate_viewSvnLog()\n
@@ -135,8 +140,8 @@ return printed\n
                             <string>_getitem_</string>
                             <string>_getattr_</string>
                             <string>context</string>
-                            <string>revisions_list</string>
                             <string>file</string>
+                            <string>revisions_list</string>
                             <string>len</string>
                             <string>svn_path</string>
                           </tuple>