core.php

1.84.2.22 (checked in on 2008/01/28 at 04:04:05 by bdragon)

These are the hooks that are invoked by the Drupal core.

Core hooks are typically called in all modules at once using module_invoke_all().

Name	Description
hook_block	Declare a block or set of blocks.
hook_comment	Act on comments.
hook_cron	Perform periodic actions.
hook_db_rewrite_sql	Add JOIN and WHERE statements to queries and decide whether the primary_field shall be made DISTINCT. For node objects, primary field is always called nid. For taxonomy terms, it is tid and for vocabularies it is vid. For comments, it is cid. Primary...
hook_elements	Allows modules to declare their own form element types and specify their default values.
hook_exit	Perform cleanup tasks.
hook_file_download	Allow file downloads.
hook_filter	Define content filters.
hook_filter_tips	Provide tips for using filters.
hook_footer	Insert closing HTML.
hook_form_alter	Perform alterations before a form is rendered. One popular use of this hook is to add form elements to the node form.
hook_help	Provide online user help.
hook_init	Perform setup tasks.
hook_link	Define internal Drupal links.
hook_menu	Define menu items and page callbacks.
hook_nodeapi	Act on nodes defined by other modules.
hook_node_grants	Grant access to nodes.
hook_perm	Define user permissions.
hook_ping	Ping another server.
hook_search	Define a custom search routine.
hook_search_preprocess	Preprocess text for the search index.
hook_settings	Declare administrative settings for a module.
hook_taxonomy	Act on taxonomy changes.
hook_update_index	Update Drupal's full-text index for this module.
hook_user	Act on user account actions.
hook_xmlrpc	Register XML-RPC callbacks.

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