Handle the case where owner does not have view permission on object. It cannot...

Handle the case where owner does not have view permission on object. It cannot be handled with a NULL nicely, because NOT(NULL) AND [...] is always false in SQL, and it is required to negate conditions automaticaly for worklists.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@18327 20353a03-c40f-0410-a6d1-a30d3c3de9de

bt5/erp5_worklist_sql/SkinTemplateItem/portal_skins/erp5_worklist_sql/Base_zCreateWorklistTable.xml

@@ -68,7 +68,7 @@ DROP TABLE IF EXISTS worklist_cache\n
 <dtml-var sql_delimiter>\n
 CREATE TABLE `worklist_cache` (\n
   `count` INT UNSIGNED NOT NULL,\n
-  `owner` VARCHAR(32) NOT NULL,\n
+  `owner` VARCHAR(32) NOT NULL DEFAULT \'\',\n
   `security_uid` INT UNSIGNED NOT NULL,\n
   `portal_type` VARCHAR(255) NOT NULL,\n
   `validation_state` VARCHAR(255) NULL,\n
@@ -121,7 +121,7 @@ DROP TABLE IF EXISTS worklist_cache\n
 <dtml-var sql_delimiter>\n
 CREATE TABLE `worklist_cache` (\n
   `count` INT UNSIGNED NOT NULL,\n
-  `owner` VARCHAR(32) NOT NULL,\n
+  `owner` VARCHAR(32) NOT NULL DEFAULT \'\',\n
   `security_uid` INT UNSIGNED NOT NULL,\n
   `portal_type` VARCHAR(255) NOT NULL,\n
   `validation_state` VARCHAR(255) NULL,\n

bt5/erp5_worklist_sql/SkinTemplateItem/portal_skins/erp5_worklist_sql/Base_zInsertIntoWorklistTable.xml

@@ -114,7 +114,7 @@ VALUES\n
 <dtml-in prefix="loop" expr="_.range(_.len(count))">\n
   (\n
   <dtml-sqlvar expr="count[loop_item]" type="int">,\n
-  <dtml-sqlvar expr="owner[loop_item]" type="string">,\n
+  <dtml-sqlvar expr="owner[loop_item]" type="string" optional>,\n
   <dtml-sqlvar expr="security_uid[loop_item]" type="int">,\n
   <dtml-sqlvar expr="portal_type[loop_item]" type="string">,\n
   <dtml-sqlvar expr="validation_state[loop_item]" type="string" optional>,\n
@@ -168,7 +168,7 @@ VALUES\n
 <dtml-in prefix="loop" expr="_.range(_.len(count))">\n
   (\n
   <dtml-sqlvar expr="count[loop_item]" type="int">,\n
-  <dtml-sqlvar expr="owner[loop_item]" type="string">,\n
+  <dtml-sqlvar expr="owner[loop_item]" type="string" optional>,\n
   <dtml-sqlvar expr="security_uid[loop_item]" type="int">,\n
   <dtml-sqlvar expr="portal_type[loop_item]" type="string">,\n
   <dtml-sqlvar expr="validation_state[loop_item]" type="string" optional>,\n