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<?php
// $Id$
/**
* @file
* Hooks provided by the Comment module.
*/
/**
* @addtogroup hooks
* @{
*/
/**
* Act on comments.
*
* This hook allows modules to extend the comments system.
*
* @param $a1
* Dependent on the action being performed.
* - For "validate","update","insert", passes in an array of form values submitted by the user.
* - For all other operations, passes in the comment the action is being performed on.
* @param $op
* What kind of action is being performed. Possible values:
* - "insert": The comment is being inserted.
* - "update": The comment is being updated.
* - "view": The comment is being viewed. This hook can be used to add additional data to the comment before theming.
* - "validate": The user has just finished editing the comment and is
* trying to preview or submit it. This hook can be used to check or
* even modify the node. Errors should be set with form_set_error().
* - "publish": The comment is being published by the moderator.
* - "unpublish": The comment is being unpublished by the moderator.
* - "delete": The comment is being deleted by the moderator.
* @return
* Dependent on the action being performed.
* - For all other operations, nothing.
*/
function hook_comment(&$a1, $op) {
if ($op == 'insert' || $op == 'update') {
$nid = $a1['nid'];
}
cache_clear_all_like(drupal_url(array('id' => $nid)));
}
/**
* @} End of "addtogroup hooks".
*/
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