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add new method getHookObjects() which returns all registered hook objects

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This commit is contained in:
Uwe Steinmann 2015-07-15 16:59:36 +02:00
parent ce79c8e8cd
commit 4e9cadeca6
1 changed files with 33 additions and 0 deletions
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33
inc/inc.ClassViewCommon.php
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@ -67,6 +67,10 @@ class SeedDMS_View_Common {
* This function will execute all registered hooks in the order * This function will execute all registered hooks in the order
* they were registered. * they were registered.
* *
* Attention: as func_get_arg() cannot handle references passed to the hook,
* callHook() should not be called if that is required. In that case get
* a list of hook objects with getHookObjects() and call the hooks yourself.
*
* @params string $hook name of hook * @params string $hook name of hook
* @return string concatenated string of whatever the hook function returns * @return string concatenated string of whatever the hook function returns
*/ */
@ -105,6 +109,35 @@ class SeedDMS_View_Common {
return $ret; return $ret;
} /* }}} */ } /* }}} */
/**
* Return all hook objects for the given or calling class
*
* <code>
* <?php
* $hookObjs = $this->getHookObjects();
* foreach($hookObjs as $hookObj) {
* if (method_exists($hookObj, $hook)) {
* $ret = $hookObj->$hook($this, ...);
* ...
* }
* }
* ?>
* </code>
*
* @params string $classname name of class (current class if left empty)
* @return array list of hook objects registered for the class
*/
function getHookObjects($classname='') { /* {{{ */
if($classname)
$tmp = explode('_', $classname);
else
$tmp = explode('_', get_class($this));
if(isset($GLOBALS['SEEDDMS_HOOKS']['view'][lcfirst($tmp[2])])) {
return $GLOBALS['SEEDDMS_HOOKS']['view'][lcfirst($tmp[2])];
}
return array();
} /* }}} */
/** /**
* Check if a hook is registered * Check if a hook is registered
* *