On 02/11/2010 05:49 PM, vmassol (SVN) wrote:
Author: vmassol Date: 2010-02-11 17:49:55 +0100 (Thu, 11 Feb 2010) New Revision: 26953
Modified: platform/web/trunk/standard/src/main/webapp/templates/xwikivars.vm Log: Improved doc
Modified: platform/web/trunk/standard/src/main/webapp/templates/xwikivars.vm =================================================================== --- platform/web/trunk/standard/src/main/webapp/templates/xwikivars.vm 2010-02-11 16:07:23 UTC (rev 26952) +++ platform/web/trunk/standard/src/main/webapp/templates/xwikivars.vm 2010-02-11 16:49:55 UTC (rev 26953) @@ -3,7 +3,9 @@ #set($isSuperAdmin = ($context.user == 'XWiki.superadmin')) #set($hasEdit = $xwiki.hasAccessLevel("edit")) #set($hasAdmin = $xwiki.hasAccessLevel("admin"))
This is so bad for the performance... Fills the cache with unneeded entries, makes two unneeded queries to the database (the random document plus the WebPreferences), and goes through the complex full rights check each time.
+## Note: In order to know if the user has the right to create a space we compute a space name that doesn't exist and check edit rights on that space #set($hasCreateSpace = $xwiki.hasAccessLevel("edit", "${doc.space}${mathtool.random(0, 999)}.DocumentReservedForInternalXWikiUsage")) +## Note: In order to know if the user has the right to create a page we compute a page name that doesn't exist and check edit rights on that page #set($hasCreatePage = $xwiki.hasAccessLevel("edit", "${doc.space}.DocumentReservedForInternalXWikiUsage${mathtool.random(0, 999)}")) #set($hasGlobalAdmin = $xwiki.hasAccessLevel("admin", $context.user, "XWiki.XWikiPreferences")) #set($hasSpaceAdmin = $xwiki.hasAccessLevel("admin", $context.user, "${doc.space}.WebPreferences"))
-- Sergiu Dumitriu http://purl.org/net/sergiu/