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[feature/event-dispatcher] Add get_data_filtered function to event data.

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Its purpose is to discard any keys added by hooks to data stored
in the event, such that only keys that the ledge knows how to handle
are processed.

PHPBB3-9550
This commit is contained in:
Oleg Pudeyev 2012-02-03 02:17:49 -05:00
parent fbf34f16ab
commit be23445b8c
1 changed files with 10 additions and 0 deletions
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10
phpBB/includes/event/data.php
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@ -36,6 +36,16 @@ class phpbb_event_data extends Event implements ArrayAccess
return $this->data; return $this->data;
} }
/*
* Returns data filtered to only include specified keys.
*
* This effectively discards any keys added to data by hooks.
*/
public function get_data_filtered($keys)
{
return array_intersect_key($this->data, array_flip($keys));
}
public function offsetExists($offset) public function offsetExists($offset)
{ {
return isset($this->data[$offset]); return isset($this->data[$offset]);