1<?php 2 3require_once(__DIR__ . '/../vendor/autoload.php'); 4 5use ComboStrap\Identity; 6 7 8/** 9 * Suppress the Javascript of Dokuwiki not needed on a page show 10 */ 11class action_plugin_combo_js extends DokuWiki_Action_Plugin 12{ 13 14 // Because the javascript is a second request call 15 // we don't known if we are in the admin or public interface 16 // we add them to the js href the below query key 17 const ACCESS_PROPERTY_KEY = 'wcacc'; 18 // For the public (no user, no admin) 19 const ACCESS_PROPERTY_VALUE_PUBLIC = 'public'; 20 21 /** 22 * Registers our handler for the MANIFEST_SEND event 23 * https://www.dokuwiki.org/devel:event:js_script_list 24 * manipulate the list of JavaScripts that will be concatenated 25 * @param Doku_Event_Handler $controller 26 */ 27 public function register(Doku_Event_Handler $controller) 28 { 29 30 // To add the act query string to tweak the cache at the end. ie http://localhost:81/lib/exe/js.php?t=strap&tseed=3cf44e7&act=show 31 $controller->register_hook('TPL_METAHEADER_OUTPUT', 'BEFORE', $this, 'handle_header'); 32 33 // To get only the script that we need 34 $controller->register_hook('JS_SCRIPT_LIST', 'AFTER', $this, 'handle_js'); 35 36 } 37 38 /** 39 * Add a query string to the js.php link when it's a SHOW action 40 * @param Doku_Event $event 41 */ 42 public function handle_header(Doku_Event &$event, $param) 43 { 44 45 // If there is no user 46 if (Identity::isAnonymous()) { 47 $scripts = &$event->data['script']; 48 foreach ($scripts as &$script) { 49 $pos = strpos($script['src'], 'js.php'); 50 if ($pos !== false) { 51 $script['src'] = $script['src'] . '&' . self::ACCESS_PROPERTY_KEY . '=' . self::ACCESS_PROPERTY_VALUE_PUBLIC . ''; 52 } 53 } 54 } 55 56 57 } 58 59 /** 60 * This is to handle the HTTP call 61 * /lib/exe/js.php?t=strap&tseed=2eb19bd2d8991a9bb11366d787d4225e&wcacc=public 62 * @param Doku_Event $event 63 * @param $param 64 */ 65 public function handle_js(Doku_Event &$event, $param) 66 { 67 68 /** 69 * The directory separator is hard written 70 * in the list {@link js_out()} 71 * We then use it here also as hardcoded 72 */ 73 $directorySeparatorInDokuwikiList = "/"; 74 75 // It was added by the TPL_METAHEADER_OUTPUT handler (ie function handle_header) 76 $access = $_GET[self::ACCESS_PROPERTY_KEY]; 77 if ($access == self::ACCESS_PROPERTY_VALUE_PUBLIC) { 78 79 // The directory path for the internal dokuwiki script 80 $dokuScriptPath = $directorySeparatorInDokuwikiList . 'lib' . $directorySeparatorInDokuwikiList . 'scripts' . $directorySeparatorInDokuwikiList; 81 // The directory path for the plugin script (we need to keep them) 82 $dokuPluginPath = $directorySeparatorInDokuwikiList . 'lib' . $directorySeparatorInDokuwikiList . 'plugins' . $directorySeparatorInDokuwikiList; 83 84 // Script that we want on the show page 85 $showPageScripts = 86 [ 87 0 => $dokuScriptPath . "qsearch.js", // for the search bar 88 1 => $dokuScriptPath . "script.js", 89 2 => $dokuScriptPath . "hotkeys.js", 90 3 => $dokuScriptPath . "locktimer.js", // Use in js.php - dw_locktimer 91 4 => $dokuScriptPath . "helpers.js", // substr_replace use in qsearch.php 92 5 => 'conf' . $directorySeparatorInDokuwikiList . 'userscript.js', 93 6 => $dokuScriptPath . "cookie.js", // plugin may depend on this library such as styling (lib/plugins/styling/script.js) 94 7 => $dokuScriptPath . "jquery/jquery.cookie.js" // cookie.js depends on it 95 ]; 96 97 $scriptsToKeep = array(); 98 99 foreach ($event->data as $scriptPath) { 100 $posPluginPath = strpos($scriptPath, $dokuPluginPath); 101 if ($posPluginPath !== false) { 102 // This is a plugin script, we keep it 103 $scriptsToKeep[] = $scriptPath; 104 } else { 105 106 foreach ($showPageScripts as $showPageScript) { 107 108 $posShowPage = strpos($scriptPath, $showPageScript); 109 if ($posShowPage !== false) { 110 // This is a script needed on the show page 111 $scriptsToKeep[] = $scriptPath; 112 } 113 } 114 } 115 } 116 117 $event->data = $scriptsToKeep; 118 119 } 120 } 121 122} 123 124