17 private $handlers = array();
31 $this->logger = $logger;
44 if (empty(
$name) || empty(
$type) || !is_callable($callback,
true)) {
48 if (!isset($this->handlers[
$name])) {
49 $this->handlers[
$name] = array();
52 if (!isset($this->handlers[$name][
$type])) {
59 while (isset($this->handlers[$name][$type][$priority])) {
64 ksort($this->handlers[$name][$type]);
80 if (isset($this->handlers[
$name]) && isset($this->handlers[$name][
$type])) {
81 foreach ($this->handlers[$name][$type] as
$key => $name_callback) {
82 if ($name_callback == $callback) {
83 unset($this->handlers[$name][$type][
$key]);
104 return $this->handlers;
130 if (
$name !=
'all' && $type !=
'all') {
131 $handlers = array_merge($handlers, array_values($this->handlers[
$name][$type]));
134 if (isset($this->handlers[
'all'][$type])) {
135 if ($type !=
'all') {
136 $handlers = array_merge($handlers, array_values($this->handlers[
'all'][$type]));
139 if (isset($this->handlers[
$name][
'all'])) {
140 if ($name !=
'all') {
141 $handlers = array_merge($handlers, array_values($this->handlers[$name][
'all']));
144 if (isset($this->handlers[
'all'][
'all'])) {
145 $handlers = array_merge($handlers, array_values($this->handlers[
'all'][
'all']));
160 if (is_string($callable)) {
163 if (is_array($callable) && array_keys($callable) === array(0, 1) && is_string($callable[1])) {
164 if (is_string($callable[0])) {
165 return "{$callable[0]}::{$callable[1]}";
167 return "(" . get_class($callable[0]) .
")->{$callable[1]}";
169 if ($callable instanceof \Closure) {
170 $ref = new \ReflectionFunction($callable);
171 $file = $ref->getFileName();
172 $line = $ref->getStartLine();
173 return "(Closure {$file}:{$line})";
175 if (is_object($callable)) {
176 return "(" . get_class($callable) .
")->__invoke()";
hasHandler($name, $type)
Does the hook have a handler?
setLogger(\Elgg\Logger $logger=null)
Set a logger instance, e.g.
if($guid==elgg_get_logged_in_user_guid()) $name
describeCallable($callable)
Get a string description of a callback.
registerHandler($name, $type, $callback, $priority=500)
Registers a handler.
getAllHandlers()
Returns all registered handlers as array( $name => array( $type => array( $priority => callback...
unregisterHandler($name, $type, $callback)
Unregister a handler.
getOrderedHandlers($name, $type)
Returns an ordered array of handlers registered for $name and $type.