43 lines
1.2 KiB
PHP
43 lines
1.2 KiB
PHP
<?php
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/**
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* Tabpage plugin: Shows links to children pages in the page menu
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*
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* @license BSD 2-Clause
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* @author Antoine Le Gonidec <vv221.dokuwiki@dotslashplay.it>
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*/
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// must be run within Dokuwiki
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if ( ! defined('DOKU_INC') ) {
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die();
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}
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class action_plugin_childrenpages extends DokuWiki_Action_Plugin {
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/**
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* Registers a callback function for a given event
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*
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* @param Doku_Event_Handler $controller
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*/
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public function register(Doku_Event_Handler $controller) : void {
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$controller->register_hook('MENU_ITEMS_ASSEMBLY', 'AFTER', $this, 'addMenuItem');
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}
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/**
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* Add new items to the page menu
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*
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* @param Doku_Event $event
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*/
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public function addMenuItem(Doku_Event $event) : void {
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// Check that this method has been called in the expected context
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if ( $event->name !== 'MENU_ITEMS_ASSEMBLY' ) {
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$message = "Tabpage plugin error:";
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$message .= "addMenuItem method should only be called by \"MENU_ITEMS_ASSEMBLY\" event";
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$message .= ", but it has been called by \"$event->name\".";
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throw new Exception($message);
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}
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// Only add content to the page menu
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if ( $event->data['view'] !== 'page' ) {
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return;
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}
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trigger_error('addMenuItem() not implemented in '.get_class($this), E_USER_WARNING);
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}
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}
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