1<?php 2/** 3 * DokuWiki Plugin struct (Action Component) 4 * 5 * @license GPL 2 http://www.gnu.org/licenses/gpl-2.0.html 6 * @author Andreas Gohr, Michael Große <dokuwiki@cosmocode.de> 7 */ 8 9// must be run within Dokuwiki 10use plugin\struct\meta\Assignments; 11use plugin\struct\meta\SchemaData; 12 13if(!defined('DOKU_INC')) die(); 14 15class action_plugin_struct_diff extends DokuWiki_Action_Plugin { 16 17 /** 18 * Registers a callback function for a given event 19 * 20 * @param Doku_Event_Handler $controller DokuWiki's event controller object 21 * @return void 22 */ 23 public function register(Doku_Event_Handler $controller) { 24 $controller->register_hook('IO_WIKIPAGE_READ', 'AFTER', $this, 'handle_diffload'); 25 } 26 27 /** 28 * Add structured data to the diff 29 * 30 * This is done by adding pseudo syntax to the page source when it is loaded in diff context 31 * 32 * @param Doku_Event $event event object by reference 33 * @param mixed $param [the parameters passed as fifth argument to register_hook() when this 34 * handler was registered] 35 * @return bool 36 */ 37 public function handle_diffload(Doku_Event $event, $param) { 38 global $ACT; 39 global $INFO; 40 if($ACT != 'diff') return; 41 $id = $event->data[2]; 42 $rev = $event->data[3]; 43 if($INFO['id'] != $id) return; 44 45 $assignments = new Assignments(); 46 $tables = $assignments->getPageAssignments($id); 47 if(!$tables) return; 48 49 $event->result .= "\n---- struct data ----\n"; 50 foreach($tables as $table) { 51 $schemadata = new SchemaData($table, $id, $rev); 52 $event->result .= $schemadata->getDataPseudoSyntax(); 53 } 54 $event->result .= "----\n"; 55 } 56 57} 58 59// vim:ts=4:sw=4:et: 60