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dokuwiki/lib/exe/js.php

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<?php
/**
* DokuWiki JavaScript creator
*
* @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
* @author Andreas Gohr <andi@splitbrain.org>
*/
use dokuwiki\Utf8\PhpString;
use dokuwiki\Cache\Cache;
use dokuwiki\Extension\Event;
use splitbrain\JSStrip\Exception as JSStripException;
use splitbrain\JSStrip\JSStrip;
if (!defined('DOKU_INC')) define('DOKU_INC', __DIR__ . '/../../');
if (!defined('NOSESSION')) define('NOSESSION', true); // we do not use a session or authentication here (better caching)
if (!defined('NL')) define('NL', "\n");
if (!defined('DOKU_DISABLE_GZIP_OUTPUT')) define('DOKU_DISABLE_GZIP_OUTPUT', 1); // we gzip ourself here
require_once(DOKU_INC . 'inc/init.php');
// Main (don't run when UNIT test)
if (!defined('SIMPLE_TEST')) {
header('Content-Type: application/javascript; charset=utf-8');
js_out();
}
// ---------------------- functions ------------------------------
/**
* Output all needed JavaScript
*
* @author Andreas Gohr <andi@splitbrain.org>
*/
function js_out()
{
global $conf;
global $lang;
global $config_cascade;
global $INPUT;
// decide from where to get the template
$tpl = trim(preg_replace('/[^\w-]+/', '', $INPUT->str('t')));
if (!$tpl) $tpl = $conf['template'];
// array of core files
$files = [
DOKU_INC . 'lib/scripts/jquery/jquery.cookie.js',
DOKU_INC . 'inc/lang/' . $conf['lang'] . '/jquery.ui.datepicker.js',
DOKU_INC . "lib/scripts/fileuploader.js",
DOKU_INC . "lib/scripts/fileuploaderextended.js",
DOKU_INC . 'lib/scripts/helpers.js',
DOKU_INC . 'lib/scripts/delay.js',
DOKU_INC . 'lib/scripts/cookie.js',
DOKU_INC . 'lib/scripts/script.js',
DOKU_INC . 'lib/scripts/qsearch.js',
DOKU_INC . 'lib/scripts/search.js',
DOKU_INC . 'lib/scripts/tree.js',
DOKU_INC . 'lib/scripts/index.js',
DOKU_INC . 'lib/scripts/textselection.js',
DOKU_INC . 'lib/scripts/toolbar.js',
DOKU_INC . 'lib/scripts/edit.js',
DOKU_INC . 'lib/scripts/editor.js',
DOKU_INC . 'lib/scripts/locktimer.js',
DOKU_INC . 'lib/scripts/linkwiz.js',
DOKU_INC . 'lib/scripts/media.js',
DOKU_INC . 'lib/scripts/compatibility.js',
# disabled for FS#1958 DOKU_INC.'lib/scripts/hotkeys.js',
DOKU_INC . 'lib/scripts/behaviour.js',
DOKU_INC . 'lib/scripts/page.js',
tpl_incdir($tpl) . 'script.js',
];
// add possible plugin scripts and userscript
$files = array_merge($files, js_pluginscripts());
if (is_array($config_cascade['userscript']['default'])) {
foreach ($config_cascade['userscript']['default'] as $userscript) {
$files[] = $userscript;
}
}
// Let plugins decide to either put more scripts here or to remove some
Event::createAndTrigger('JS_SCRIPT_LIST', $files);
// The generated script depends on some dynamic options
$cache = new Cache('scripts' . $_SERVER['HTTP_HOST'] . $_SERVER['SERVER_PORT'] . md5(serialize($files)), '.js');
$cache->setEvent('JS_CACHE_USE');
$cache_files = array_merge($files, getConfigFiles('main'));
$cache_files[] = __FILE__;
// check cache age & handle conditional request
// This may exit if a cache can be used
$cache_ok = $cache->useCache(['files' => $cache_files]);
http_cached($cache->cache, $cache_ok);
// start output buffering and build the script
ob_start();
// add some global variables
echo "var DOKU_BASE = '" . DOKU_BASE . "';";
echo "var DOKU_TPL = '" . tpl_basedir($tpl) . "';";
echo "var DOKU_COOKIE_PARAM = " . json_encode([
'path' => empty($conf['cookiedir']) ? DOKU_REL : $conf['cookiedir'],
'secure' => $conf['securecookie'] && is_ssl()
], JSON_THROW_ON_ERROR) . ";";
// FIXME: Move those to JSINFO
echo "Object.defineProperty(window, 'DOKU_UHN', { get: function() {" .
"console.warn('Using DOKU_UHN is deprecated. Please use JSINFO.useHeadingNavigation instead');" .
"return JSINFO.useHeadingNavigation; } });";
echo "Object.defineProperty(window, 'DOKU_UHC', { get: function() {" .
"console.warn('Using DOKU_UHC is deprecated. Please use JSINFO.useHeadingContent instead');" .
"return JSINFO.useHeadingContent; } });";
// load JS specific translations
$lang['js']['plugins'] = js_pluginstrings();
$templatestrings = js_templatestrings($tpl);
if (!empty($templatestrings)) {
$lang['js']['template'] = $templatestrings;
}
echo 'LANG = ' . json_encode($lang['js'], JSON_THROW_ON_ERROR) . ";\n";
// load toolbar
toolbar_JSdefines('toolbar');
// load files
foreach ($files as $file) {
if (!file_exists($file)) continue;
$ismin = str_ends_with($file, '.min.js');
$debugjs = ($conf['allowdebug'] && strpos($file, DOKU_INC . 'lib/scripts/') !== 0);
echo "\n\n/* XXXXXXXXXX begin of " . str_replace(DOKU_INC, '', $file) . " XXXXXXXXXX */\n\n";
if ($ismin) echo "\n/* BEGIN NOCOMPRESS */\n";
if ($debugjs) echo "\ntry {\n";
js_load($file);
if ($debugjs) echo "\n} catch (e) {\n logError(e, '" . str_replace(DOKU_INC, '', $file) . "');\n}\n";
if ($ismin) echo "\n/* END NOCOMPRESS */\n";
echo "\n\n/* XXXXXXXXXX end of " . str_replace(DOKU_INC, '', $file) . " XXXXXXXXXX */\n\n";
}
// init stuff
if ($conf['locktime'] != 0) {
js_runonstart("dw_locktimer.init(" . ($conf['locktime'] - 60) . "," . $conf['usedraft'] . ")");
}
// init hotkeys - must have been done after init of toolbar
# disabled for FS#1958 js_runonstart('initializeHotkeys()');
// end output buffering and get contents
$js = ob_get_contents();
ob_end_clean();
// strip any source maps
stripsourcemaps($js);
// compress whitespace and comments
if ($conf['compress']) {
try {
$js = (new JSStrip())->compress($js);
} catch (JSStripException $e) {
$js .= "\nconsole.error(" . json_encode($e->getMessage(), JSON_THROW_ON_ERROR) . ");\n";
}
}
$js .= "\n"; // https://bugzilla.mozilla.org/show_bug.cgi?id=316033
http_cached_finish($cache->cache, $js);
}
/**
* Load the given file, handle include calls and print it
*
* @param string $file filename path to file
*
* @author Andreas Gohr <andi@splitbrain.org>
*/
function js_load($file)
{
if (!file_exists($file)) return;
static $loaded = [];
$data = io_readFile($file);
while (preg_match('#/\*\s*DOKUWIKI:include(_once)?\s+([\w\.\-_/]+)\s*\*/#', $data, $match)) {
$ifile = $match[2];
// is it a include_once?
if ($match[1]) {
$base = PhpString::basename($ifile);
if (array_key_exists($base, $loaded) && $loaded[$base] === true) {
$data = str_replace($match[0], '', $data);
continue;
}
$loaded[$base] = true;
}
if ($ifile[0] != '/') $ifile = dirname($file) . '/' . $ifile;
$idata = '';
if (file_exists($ifile)) {
$ismin = str_ends_with($ifile, '.min.js');
if ($ismin) $idata .= "\n/* BEGIN NOCOMPRESS */\n";
$idata .= io_readFile($ifile);
if ($ismin) $idata .= "\n/* END NOCOMPRESS */\n";
}
$data = str_replace($match[0], $idata, $data);
}
echo "$data\n";
}
/**
* Returns a list of possible Plugin Scripts (no existance check here)
*
* @return array
*
* @author Andreas Gohr <andi@splitbrain.org>
*/
function js_pluginscripts()
{
$list = [];
$plugins = plugin_list();
foreach ($plugins as $p) {
$list[] = DOKU_PLUGIN . "$p/script.js";
}
return $list;
}
/**
* Return an two-dimensional array with strings from the language file of each plugin.
*
* - $lang['js'] must be an array.
* - Nothing is returned for plugins without an entry for $lang['js']
*
* @return array
* @author Gabriel Birke <birke@d-scribe.de>
*
*/
function js_pluginstrings()
{
global $conf, $config_cascade;
$pluginstrings = [];
$plugins = plugin_list();
foreach ($plugins as $p) {
$path = DOKU_PLUGIN . $p . '/lang/';
if (isset($lang)) unset($lang);
if (file_exists($path . "en/lang.php")) {
include $path . "en/lang.php";
}
foreach ($config_cascade['lang']['plugin'] as $config_file) {
if (file_exists($config_file . $p . '/en/lang.php')) {
include($config_file . $p . '/en/lang.php');
}
}
if (isset($conf['lang']) && $conf['lang'] != 'en') {
if (file_exists($path . $conf['lang'] . "/lang.php")) {
include($path . $conf['lang'] . '/lang.php');
}
foreach ($config_cascade['lang']['plugin'] as $config_file) {
if (file_exists($config_file . $p . '/' . $conf['lang'] . '/lang.php')) {
include($config_file . $p . '/' . $conf['lang'] . '/lang.php');
}
}
}
if (isset($lang['js'])) {
$pluginstrings[$p] = $lang['js'];
}
}
return $pluginstrings;
}
/**
* Return an two-dimensional array with strings from the language file of current active template.
*
* - $lang['js'] must be an array.
* - Nothing is returned for template without an entry for $lang['js']
*
* @param string $tpl
* @return array
*/
function js_templatestrings($tpl)
{
global $conf, $config_cascade;
$path = tpl_incdir() . 'lang/';
$templatestrings = [];
if (file_exists($path . "en/lang.php")) {
include $path . "en/lang.php";
}
foreach ($config_cascade['lang']['template'] as $config_file) {
if (file_exists($config_file . $conf['template'] . '/en/lang.php')) {
include($config_file . $conf['template'] . '/en/lang.php');
}
}
if (isset($conf['lang']) && $conf['lang'] != 'en' && file_exists($path . $conf['lang'] . "/lang.php")) {
include $path . $conf['lang'] . "/lang.php";
}
if (isset($conf['lang']) && $conf['lang'] != 'en') {
if (file_exists($path . $conf['lang'] . "/lang.php")) {
include $path . $conf['lang'] . "/lang.php";
}
foreach ($config_cascade['lang']['template'] as $config_file) {
if (file_exists($config_file . $conf['template'] . '/' . $conf['lang'] . '/lang.php')) {
include($config_file . $conf['template'] . '/' . $conf['lang'] . '/lang.php');
}
}
}
if (isset($lang['js'])) {
$templatestrings[$tpl] = $lang['js'];
}
return $templatestrings;
}
/**
* Escapes a String to be embedded in a JavaScript call, keeps \n
* as newline
*
* @param string $string
* @return string
*
* @author Andreas Gohr <andi@splitbrain.org>
*/
function js_escape($string)
{
return str_replace('\\\\n', '\\n', addslashes($string));
}
/**
* Adds the given JavaScript code to the window.onload() event
*
* @param string $func
*
* @author Andreas Gohr <andi@splitbrain.org>
*/
function js_runonstart($func)
{
echo "jQuery(function(){ $func; });" . NL;
}
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