[patch] formhandler incompatibility
When using tagpack to tag tt_content and one of these tt_content contains the plugin fornhandler the following error is thrown when trying to edit the tt_content in BE (eg:
Fatal error: Call to undefined method stdClass::getPagesTSconfig() in /htdocs/typo3conf/ext/tagpack/lib/class.tx_tagpack_api.php on line 80
This is because Tagpack assume
$GLOBALS['TSFE'] to be an object with
getPagesTSconfig() method, which is not the case for some mysterious reason.
The following patch fix this with more thorough test using
is_callable() instead of a simple