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gzip.php
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gzip.php
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<?php
/**
* @package GZip Plugin
* @subpackage System.Gzip
* @copyright Copyright (C) 2005 - 2018 Thierry Bela.
*
* dual licensed
*
* @license LGPL v3
* @license MIT License
*/
defined('_JEXEC') or die;
require __DIR__ . '/autoload.php';
use Elphin\IcoFileLoader\IcoFileService;
use Gzip\GZipHelper as GZipHelper;
use Joomla\CMS\Factory as JFactory;
use Joomla\Registry\Registry as Registry;
class PlgSystemGzip extends JPlugin
{
/**
* @var array
*/
protected $options = [];
/**
* @var string
*/
protected $worker_id = '';
/**
* @var string
*/
protected $manifest_id = '';
/**
* @var string
*/
protected $route = '';
public function onContentPrepareForm(JForm $form, $data)
{
switch ($form->getName()) {
case 'com_content.article':
$document = JFactory::getDocument();
$document->addStylesheet(JURI::root(true) . '/plugins/system/gzip/push/css/form.css');
$document->addScript(JURI::root(true) . '/plugins/system/gzip/js/dist/fetch.js');
$document->addScript(JURI::root(true) . '/plugins/system/gzip/js/lib/lib.js');
$document->addScript(JURI::root(true) . '/plugins/system/gzip/js/lib/lib.ready.js');
$document->addScript(JURI::root(true) . '/plugins/system/gzip/push/js/form.js');
JFactory::getLanguage()->load('plg_system_gzip', __DIR__);
JFormHelper::addFieldPath(__DIR__ . '/push/fields');
$root = dom_import_simplexml($form->getXml());
$testUser = $this->params->get('gzip.onesignal.web_push_test_user');
foreach (simplexml_load_file(__DIR__ . '/push/forms/com_content/article.xml')->children() as $child) {
if (!empty($testUser)) {
foreach ($child->xpath('//fields[@name="push"]') as $field) {
foreach ($field->xpath('./field[@name="sendtest"]') as $node) {
$option = $node->addChild('option');
$option['value'] = $testUser;
$option['text'] = $testUser;
}
foreach ($field->xpath('./field[@name="web_push_test_title"]') as $node) {
$node['default'] = $data->title;
}
foreach ($field->xpath('./field[@name="web_push_test_content"]') as $node) {
$node['default'] = strip_tags($data->introtext);
}
}
}
$root->insertBefore($root->ownerDocument->importNode(dom_import_simplexml($child), true), $root->firstChild);
}
break;
case 'com_plugins.plugin':
$object = $data;
if (is_array($data)) {
$object = new Registry($data);
}
if (is_callable([$data, 'getProperties'])) {
$object = new Registry($data->getProperties());
}
if ($object->get('type') == 'plugin' && $object->get('element') == 'gzip' && $object->get('folder') == 'system') {
$xml = $form->getXml();
$keys = array_keys(GZipHelper::$accepted);
foreach ($xml->xpath('//fieldset[@name="basic"]/fields[@name="gzip"]/fields[@name="expiring_links"]/field[@name="file_type"]|//fieldset[@name="cdn"]/fields[@name="gzip"]/field[@name="cdn_types"]') as $field) {
// reset($keys);
foreach ($keys as $key) {
$node = $field->addChild('option', strtoupper($key));
$node['value'] = $key;
}
// break;
}
foreach ($xml->xpath('//field[@name="admin_secret"]') as $field) {
$field['description'] = JText::sprintf('PLG_GZIP_FIELD_ADMIN_SECRET_DESCRIPTION', JURI::root());
break;
}
JFactory::getDocument()->addStyleDeclaration('.no-checkboxes>legend{display:none}');
}
break;
}
}
public function onAfterRoute()
{
$app = JFactory::$application;
/**
* @var JDocumentHtml $document
*/
$document = JFactory::getDocument();
$docType = $document->getType();
$debug = empty($this->options['debug']) ? '.min' : '';
if ($app->isClient('administrator')) {
$input = $app->input;
if ($input->get('option') == 'com_plugins' &&
$input->get('view') == 'plugin' &&
$input->post->get('manifest_preview') == 1) {
header('Cache-Control: max-age=0');
$data = $app->input->post->get('jform', [], 'array');
echo $this->buildManifest(isset($data['params']['gzip']) ? $data['params']['gzip'] : []);
//$app->close();
exit;
}
if ($docType == 'html') {
$script = str_replace(
[
'{scope}',
'{debug}'
], [
JUri::base(true) . '/',
$this->worker_id . $debug
], file_get_contents(__DIR__ . '/worker/dist/browser.administrator' . $debug . '.js'));
$document->addScriptDeclaration($script);
}
}
if ($app->isClient('site')) {
if ($docType == 'html') {
$script = '';
if (!empty($this->options['pwaenabled'])) {
if ($this->options['pwaenabled'] == 1) {
$debug = empty($this->options['debug']) ? '.min' : '';
$debug_pwa = (empty($this->options['debug_pwa']) ? '.min' : '');
$data = file_get_contents(JPATH_SITE . '/cache/z/app/' . $_SERVER['SERVER_NAME'] . '/browser' . $debug_pwa . '.js');
if (empty($debug)) {
// remove those multiline comments
$data = preg_replace('#\/\*.*?\*\/#s', '', $data);
}
$script = $data;
$onesignal = (array)$this->options['onesignal'];
if (!empty($onesignal['enabled']) && !empty($onesignal['web_push_app_id'])) {
$script .= str_replace(['{APP_ID}'], [$onesignal['web_push_app_id']], file_get_contents(__DIR__ . '/worker/dist/onesignal.min.js'));
}
$document->addStyleDeclaration(file_get_contents(__DIR__ . '/worker/css/pwa-app.css'));
} // force service worker uninstall
else if ($this->options['pwaenabled'] == -1) {
$debug_pwa = empty($this->options['debug_pwa']) ? '.min' : '';
$script = file_get_contents(JPATH_SITE . '/cache/z/app/' . $_SERVER['SERVER_NAME'] . '/browser.uninstall' . $debug_pwa . '.js');
}
}
if (!empty($script)) {
$document->addCustomTag('<script data-ignore="true" defer>'.$script.'</script>');
}
}
}
}
public function onExtensionBeforeSave($context, $table, $isNew, $data = [])
{
// pattern="^([a-zA-Z0-9_-]*)$"
if ($context == 'com_plugins.plugin' && !empty($data) && $data['type'] == 'plugin' && $data['element'] == 'gzip') {
$options = $data['params']['gzip'];
if (isset($options['admin_secret'])) {
if (!preg_match('#^([a-zA-Z0-9_-]*)$#', $options['admin_secret'])) {
throw new Exception('Invalid admin secret. You can only use numbers, letters, "_" and "-"', 400);
}
}
}
return true;
}
public function onExtensionAfterSave($context, $table, $isNew, $data = [])
{
if ($context == 'com_plugins.plugin' && !empty($data) && $data['type'] == 'plugin' && $data['element'] == 'gzip') {
$shouldUpdate = false;
if (empty($data['params']['gzip']['cache_key'])) {
$shouldUpdate = true;
$data['params']['gzip']['cache_key'] = substr(GZipHelper::shorten(filemtime(__FILE__)), 0, 3);
}
if (empty($data['params']['gzip']['expiring_links']['secret'])) {
$shouldUpdate = true;
$data['params']['gzip']['expiring_links']['secret'] = bin2hex(random_bytes(SODIUM_CRYPTO_SECRETBOX_KEYBYTES));
}
if (
!empty($data['params']['gzip']['pwa_share_target_enabled']) &&
!empty($data['params']['gzip']['files_supported'])
) {
// enforce parameters when file sharing is ON
$data['params']['gzip']['pwa_share_target_method'] = 'POST';
$data['params']['gzip']['pwa_share_target_enctype'] = 'multipart/form-data';
}
if ($shouldUpdate) {
$table->set('params', json_encode($data['params']));
$table->store();
}
$this->cleanCache();
$options = json_decode(json_encode($data['params']['gzip']), JSON_OBJECT_AS_ARRAY);
// $this->updateSecurityHeaders($options);
$this->updateManifest($options);
$this->updateServiceWorker($options);
$this->updateConfig($options);
}
return true;
}
public function onAfterInitialise()
{
$app = JFactory::$application;
$file = JPATH_SITE . '/cache/z/app/' . $_SERVER['SERVER_NAME'] . '/worker_version';
$this->options = (array) $this->params->get('gzip');
$dirname = JURI::base(true) . '/';
// fetch worker.js
if (preg_match('#^' . $dirname . 'administrator/worker([a-z0-9.]+)?\.js#i', $_SERVER['REQUEST_URI'])) {
$debug = $this->params->get('gzip.debug_pwa') ? '' : '.min';
$file = __DIR__ . '/worker/dist/serviceworker.administrator' . $debug . '.js';
header('Cache-Control: max-age=86400');
header('Content-Type: text/javascript;charset=utf-8');
header('Last-Modified: ' . gmdate('D, d M Y H:i:s T', filemtime($file)));
readfile($file);
$app->close();
}
if ($app->isClient('site')) {
$options = json_decode(json_encode($this->options), JSON_OBJECT_AS_ARRAY);
// segregate http and https cache
$prefix = 'cache/z/' . (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on' ? 'ssl/' : '');
if (!empty($options['pwaenabled'])) {
if (empty($options['pwa_network_strategy']) || $options['pwa_network_strategy'] == 'un') {
$options['pwa_network_strategy'] = 'no';
}
$prefix .= $options['pwa_network_strategy'] . '/';
GZipHelper::$pwa_network_strategy = $options['pwa_network_strategy'] . '/';
}
$options['route'] = $options['cache_key'].'/';
$options['config_path'] = 'cache/z/app/' . $_SERVER['SERVER_NAME'] . '/';
$options['app_path'] = $prefix . $_SERVER['SERVER_NAME'] . '/';
// js, css, img, ch, e(encrypted), c, cri (critical)
foreach (['js', 'css', 'img', 'ch', 'e', 'c', 'cri'] as $key) {
$path = $_SERVER['SERVER_NAME'] . '/' . $key . '/';
if (isset($options['hashfiles']) && $options['hashfiles'] == 'content' && $key != 'e') {
$path .= '1/';
}
if (!is_dir($prefix . $path)) {
$old_mask = umask();
umask(022);
mkdir($prefix . $path, 0755, true);
umask($old_mask);
}
$options[$key . '_path'] = $prefix . $path;
}
if (!empty($options['cdn'])) {
$options['cdn'] = array_filter(array_values($options['cdn']));
} else
$options['cdn'] = [];
$options['scheme'] = isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on' ? 'https' : 'http';
if (empty($options['cdn'])) {
$options['cdn'] = [];
}
GZipHelper::$regReduce = ['#^((' . implode(')|(', array_filter(array_merge(array_map(function ($host) use($options) {
return $host . '/';
}, $options['cdn']),
[JUri::root(), JUri::root(true) . '/(?!/)']))) . '))#', '#^(' . JUri::root(true) . '/)?' . $options['route'] . '(((nf)|(cf)|(cn)|(no)|(co))/)?[^/]+/#', '#(\?|\#).*$#'];
if (!isset($options['cdn_types'])) {
$options['cdn_types'] = array_keys(GZipHelper::$accepted);
}
$options['static_types'] = [];
foreach ($options['cdn_types'] as $type) {
if (isset(GZipHelper::$accepted[$type])) {
$options['static_types'][$type] = GZipHelper::$accepted[$type];
}
}
$types = '';
if (!empty($options['cdntypes_custom'])) {
$types = $options['cdntypes_custom'];
}
if (!empty($options['expiring_links']['mimetypes_expiring_links'])) {
$types .= "\n" . $options['expiring_links']['mimetypes_expiring_links'];
}
if (trim($types) !== '') {
foreach (explode("\n", $types) as $option) {
$option = trim($option);
if ($option !== '') {
$option = explode(' ', $option, 2);
if (count($option) == 2) {
$options['static_types'][$option[0]] = $option[1];
}
}
}
}
foreach ($options['cdn'] as $key => $option) {
$options['cdn'][$key] = (preg_match('#^([a-zA-z]+:)?//#', $option) ?: $options['scheme'] . '://') . $option;
}
GZipHelper::$hosts = empty($options['cnd_enabled']) ? [] : $options['cdn'];
GZipHelper::$static_types = $options['static_types'];
// do not render blank js file when service worker is disabled
if (!empty($options['pwaenabled'])) {
$file = JPATH_SITE . '/cache/z/app/' . $_SERVER['SERVER_NAME'] . '/';
if (!is_file($file.'worker_version') ||
!is_file($file.'serviceworker.js') ||
!is_file($file.'serviceworker.min.js')) {
$this->updateServiceWorker($options);
}
if (is_file($file)) {
$this->worker_id = file_get_contents(JPATH_SITE . '/cache/z/app/' . $_SERVER['SERVER_NAME'] . '/worker_version');
}
$file = JPATH_SITE . '/cache/z/app/' . $_SERVER['SERVER_NAME'] . '/manifest.json';
if (!is_file($file)) {
$this->updateManifest($this->options);
}
$file = JPATH_SITE . '/cache/z/app/' . $_SERVER['SERVER_NAME'] . '/manifest_version';
if (!is_file($file)) {
$this->updateManifest($options);
}
if (is_file($file)) {
$this->manifest_id = file_get_contents($file);
}
}
if (!is_file($file)) {
$this->updateServiceWorker($options);
}
if (!is_file(JPATH_SITE . '/cache/z/app/' . $_SERVER['SERVER_NAME'] . '/config.php')) {
$this->updateConfig($options);
}
$options['request_method'] = $_SERVER['REQUEST_METHOD'];
$options['webroot'] = JURI::root(true) . '/';
$options['request_uri'] = $_SERVER['REQUEST_URI'];
$options['scheme'] = isset($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) == 'on' ? 'https' : 'http';
if (!empty($options['jsignore'])) {
$options['jsignore'] = preg_split('#\s+#s', $options['jsignore'], -1, PREG_SPLIT_NO_EMPTY);
}
if (!empty($options['imageignore'])) {
$options['imageignore'] = preg_split('#\s+#s', $options['imageignore'], -1, PREG_SPLIT_NO_EMPTY);
}
if (!empty($options['jsremove'])) {
$options['jsremove'] = preg_split('#\s+#s', $options['jsremove'], -1, PREG_SPLIT_NO_EMPTY);
}
if (empty($options['jsremove'])) {
$options['jsremove'] = [];
}
if (!empty($options['cssignore'])) {
$options['cssignore'] = preg_split('#\s+#s', $options['cssignore'], -1, PREG_SPLIT_NO_EMPTY);
}
if (empty($options['cssignore'])) {
$options['cssignore'] = [];
}
if (!empty($options['cssremove'])) {
$options['cssremove'] = preg_split('#\s+#s', $options['cssremove'], -1, PREG_SPLIT_NO_EMPTY);
}
if (empty($options['cssremove'])) {
$options['cssremove'] = [];
}
$options['template'] = $app->getTemplate();
$options['uri_root'] = JUri::root(true);
if ($options['uri_root'] === '') {
$options['uri_root'] = '/';
}
// Save-Data header enforce some settings
if (isset($_SERVER["HTTP_SAVE_DATA"]) && (!isset($options['savedata']) || !empty($options['savedata'])) && strtolower($_SERVER["HTTP_SAVE_DATA"]) === "on") {
// optimize images
$options['imageenabled'] = true;
$options['imageconvert'] = true;
$options['imagedimensions'] = true;
// optimize css
$options['asynccss'] = true;
$options['minifycss'] = true;
$options['fetchcss'] = true;
$options['cssenabled'] = true;
$options['mergecss'] = true;
$options['imagecssresize'] = true;
$options['criticalcssenabled'] = true;
// optimize javascript
$options['jsenabled'] = true;
$options['fetchjs'] = true;
$options['minifyjs'] = true;
$options['mergejs'] = true;
// minify html
$options['minifyhtml'] = true;
// enable service worker? no?
}
$options['parse_url_attr'] = empty($options['parse_url_attr']) ? [] : array_flip(array_map('strtolower', preg_split('#[\s,]#', $options['parse_url_attr'], -1, PREG_SPLIT_NO_EMPTY)));
$options['parse_url_attr']['href'] = '';
$options['parse_url_attr']['src'] = '';
$options['parse_url_attr']['srcset'] = '';
$options['parse_url_attr']['data-src'] = '';
$options['parse_url_attr']['data-srcset'] = '';
$this->route = GZipHelper::$route = $options['route'];
$this->options = GZipHelper::$options = $options;
if (!empty($options['imageenabled']) && extension_loaded('gd')) {
GZipHelper::register(new Gzip\Helpers\ImagesHelper());
}
if (!empty($options['cssenabled'])) {
GZipHelper::register(new Gzip\Helpers\CSSHelper());
}
if (!empty($options['jsenabled'])) {
GZipHelper::register(new Gzip\Helpers\ScriptHelper());
}
if (!empty($options['expiring_links_enabled']) && !empty($options['expiring_links']['file_type'])) {
GZipHelper::register(new Gzip\Helpers\EncryptedLinksHelper());
}
if (!empty($options['cachefiles']) || !empty($options['link_rel']) || (!empty($options['checksum']) && $options['checksum'] != 'none') ){
GZipHelper::register(new Gzip\Helpers\UrlHelper());
}
GZipHelper::register(new Gzip\Helpers\HTMLHelper());
GZipHelper::register(new Gzip\Helpers\SecureHeadersHelper());
GZipHelper::register(new Gzip\Helpers\Responder());
// $profiler = \JProfiler::getInstance('Application');
// $profiler->mark('preAfterInitialise');
GZipHelper::trigger('afterInitialise', $options);
// $profiler->mark('postAfterInitialise');
$document = JFactory::getDocument();
// fetch worker.js
if (!empty($this->options['pwa_app_manifest']) && $this->options['pwaenabled'] == 1) {
if (method_exists($document, 'addHeadLink')) {
$document->addHeadLink(JURI::root(true) . '/manifest' . $this->manifest_id . '.json', 'manifest');
}
if (!empty($this->options['pwa_app_theme_color'])) {
// setMetaData
$document->setMetaData('theme-color', $this->options['pwa_app_theme_color']);
}
}
if (method_exists($document, 'addHeadLink')) {
// $name = $this->options['pwa_app_name'] === '' ? $config->get('sitename') : $this->options['pwa_app_name'];
if (!empty($this->options['pwa_app_native_android'])) {
$url = $this->options['pwa_app_native_android'];
$document->addHeadLink($url, 'external', 'rel', ['data-app' => 'android']);
// $id = preg_replace('#.*?(com\.[a-z0-9.]+).*#', '$1', $this->options['pwa_app_native_android']);
}
if (!empty($this->options['pwa_app_native_ios'])) {
$url = $this->options['pwa_app_native_ios'];
$document->addHeadLink($url, 'external', 'rel', ['data-app' => 'ios']);
}
}
// "start_url": "./?utm_source=web_app_manifest",
// manifeste url
}
else if ($app->isClient('admin')) {
$secret = $this->params->get('gzip.admin_secret');
if (!is_null($secret) && $_SERVER['REQUEST_METHOD'] == 'GET' && JFactory::getUser()->get('id') == 0 && !array_key_exists($secret, $_GET)) {
$app->redirect(JURI::root(true) . '/');
}
if ($_SERVER['REQUEST_METHOD'] == 'POST' && isset($_POST['task']) && strpos($_POST['task'], 'gzip.') === 0) {
$token = JSession::getFormToken();
if (isset($_POST[$token]) && $_POST[$token] == 1) {
$data = $app->input->post->get('jform', [], 'array');
$router = JApplicationSite::getRouter();
$uri = $router->build('index.php?option=com_content&view=article&id=' . $data['id'] . '&catid=' . $data['catid']);
$result = OneSignal\OneSignal::sendArticlePushNotification(
$this->params->get('gzip.onesignal.web_push_app_id'),
$this->params->get('gzip.onesignal.web_push_api_key'),
!empty($data['push']['sendtest']) ? $data['push']['sendtest'] : null,
$data['title'],
JUri::root() . str_replace(JUri::base(true) . '/', '', $uri->toString()),
$data['id'],
$data['catid']
);
header('Content-Type: application/json; charset=utf8');
echo json_encode($result);
}
exit;
}
}
}
public function onAfterDispatch()
{
$document = JFactory::getDocument();
$generator = $this->params->get('gzip.metagenerator');
if (!is_null($generator)) {
$document->setGenerator($generator);
}
}
public function onAfterRender()
{
$app = JFactory::getApplication();
if (!$app->isClient('site') || JFactory::getDocument()->getType() != 'html') {
return;
}
$options = $this->options;
$body = $app->getBody();
$body = GZipHelper::trigger('preprocessHTML', $options, $body);
$body = GZipHelper::trigger('processHTML', $options, $body);
$body = GZipHelper::trigger('postProcessHTML', $options, $body, true);
GZipHelper::setTimingHeaders($options);
foreach (GZipHelper::getHeaders() as $key => $rule) {
if (is_array($rule)) {
$app->setHeader($key, $rule[0], $rule[1]);
} else {
$app->setHeader($key, $rule, true);
}
}
$app->setBody($body);
}
public function onInstallerAfterInstaller($model, $package, $installer, $result)
{
if ($result && (string)$installer->manifest->name == 'plg_system_gzip') {
$this->cleanCache();
}
}
protected function buildManifest($options)
{
$config = JFactory::getConfig();
$options = json_decode(json_encode($options), JSON_OBJECT_AS_ARRAY);
$short_name = $options['pwa_app_short_name'] === '' ? $_SERVER['SERVER_NAME'] : $options['pwa_app_short_name'];
$name = $options['pwa_app_name'] === '' ? $config->get('sitename') : $options['pwa_app_name'];
$description = $options['pwa_app_description'] === '' ? $config->get('MetaDesc') : $options['pwa_app_description'];
$start_url = $options['pwa_app_start_url'] === '' ? JURI::root(true) . '/' : $options['pwa_app_start_url'];
$start_url .= (strpos($start_url, '?') === false ? '?' : '&') . 'utm_source=web_app_manifest';
$manifest = [
'scope' => JURI::root(true) . '/',
'short_name' => $short_name,
'name' => $name,
'description' => $description,
'start_url' => $start_url,
'background_color' => $options['pwa_app_bg_color'],
'theme_color' => $options['pwa_app_theme_color'],
'display' => $options['pwa_app_display']
];
if (!empty($options['pwa_share_target_enabled'])) {
$manifest['share_target'] = [
'action' => $options['pwa_share_target_action'],
'method' => $options['pwa_share_target_method'],
'enctype' => $options['pwa_share_target_enctype']
];
if (!empty($options['title_supported'])) {
$manifest['share_target']['params']['title'] = !empty($options['pwa_share_target_params']['title']) ? $options['pwa_share_target_params']['title'] : 'title';
}
if (!empty($options['text_supported'])) {
$manifest['share_target']['params']['text'] = !empty($options['pwa_share_target_params']['text']) ? $options['pwa_share_target_params']['text'] : 'text';
}
if (!empty($options['url_supported'])) {
$manifest['share_target']['params']['url'] = !empty($options['pwa_share_target_params']['url']) ? $options['pwa_share_target_params']['url'] : 'url';
}
if (!empty($options['files_supported'])) {
$manifest['share_target']['params']['files'] = !empty($options['pwa_share_target_params']['files']) ? json_decode($options['pwa_share_target_params']['files'], true) : [];
}
}
if (!empty($options['onesignal'])) {
$manifest['gcm_sender_id'] = '482941778795';
}
$native_apps = [];
if (!empty($options['pwa_app_native_android'])) {
$native_apps[] = [
'platform' => 'play',
'url' => $options['pwa_app_native_android'],
'id' => preg_replace('#.*?(com\.[a-z0-9.]+).*#', '$1', $options['pwa_app_native_android'])
];
}
if (!empty($options['pwa_app_native_ios'])) {
$native_apps[] = [
'platform' => 'itunes',
'url' => $options['pwa_app_native_ios'],
'id' => preg_replace('#.*?/id(\d+).*#', '$1', $options['pwa_app_native_ios'])
];
}
if (!empty($native_apps)) {
$manifest['prefer_related_applications'] = (bool)$options['pwa_app_native'];
$manifest['related_applications'] = $native_apps;
}
if (!empty($options['pwa_app_icons_path'])) {
$dir = JPATH_SITE . '/images/' . $options['pwa_app_icons_path'];
if (is_dir($dir)) {
foreach (new DirectoryIterator($dir) as $file) {
if ($file->isFile() && preg_match('#\.((jpg)|(png)|(webp)|(ico))$#i', $file, $match)) {
$img = [];
if ($match[1] == 'ico') {
try {
//
$loader = new IcoFileService();
$icon = $loader->fromFile($file->getPathname());
$sizes = '';
foreach ($icon as $image) {
$sizes .= $image->width . 'x' . $image->height . ' ';
}
// the type is optional
$img = [
'src' => JUri::root(true) . '/images/' . $options['pwa_app_icons_path'] . '/' . $file,
'sizes' => rtrim($sizes),
// 'type' => 'image/x-icon',
];
}
catch (Exception $e) {
continue;
}
} else {
$size = getimagesize($file->getPathName());
// the type is optional
$img = [
'src' => JUri::root(true) . '/images/' . $options['pwa_app_icons_path'] . '/' . $file,
'sizes' => $size[0] . 'x' . $size[1],
// 'type' => image_type_to_mime_type($size[2]),
];
}
if ($options['pwa_app_icons_purpose'] != 'any') {
$img['purpose'] = $options['pwa_app_icons_purpose'];
}
$manifest['icons'][] = $img;
}
}
}
}
if (!empty($options['pwa_app_screenshots_path'])) {
$dir = JPATH_SITE . '/images/' . $options['pwa_app_screenshots_path'];
if (is_dir($dir)) {
foreach (new DirectoryIterator($dir) as $file) {
if ($file->isFile() && preg_match('#\.((jpg)|(png)|(webp))$#i', $file, $match)) {
$size = getimagesize($file->getPathName());
// the type is optional
$manifest['screenshots'][] = [
'src' => JUri::root(true) . '/images/' . $options['pwa_app_screenshots_path'] . '/' . $file,
'sizes' => $size[0] . 'x' . $size[1],
'type' => image_type_to_mime_type($size[2]),
];
}
}
}
}
$manifest = array_filter($manifest, function ($value) {
if (is_array($value)) {
$value = array_filter($value, function ($v) {
return $v !== '';
});
}
return $value !== '' && !is_null($value) && (!is_array($value) || count($value) != 0);
});
if (empty ($manifest)) {
$manifest = [];
}
return json_encode($manifest);
}
protected function updateSecurityHeaders($options)
{
$headers = [];
if (!empty($options['dns_prefetch'])) {
$headers['X-DNS-Prefetch-Control'] = [$options['dns_prefetch'], true];
}
if (isset($options['hsts_maxage']) && intval($options['hsts_maxage']) > 0) {
$dt = new DateTime();
$now = $dt->getTimestamp();
$dt->modify($options['hsts_maxage']);
$headers['Strict-Transport-Security'] = 'max-age=' . ($dt->getTimestamp() - $now);
if (!empty($options['hsts_subdomains'])) {
$headers['Strict-Transport-Security'] .= '; includeSubDomains';
}
if (!empty($options['hsts_preload'])) {
$headers['Strict-Transport-Security'] .= '; preload';
}
}
if (!empty($options['frameoptions'])) {
switch ($options['frameoptions']) {
case 'allow-from':
if (!empty($options['frameoptions_uri'])) {
$headers['X-Frame-Options'] = [$options['frameoptions'] . ' ' . $options['frameoptions_uri'], true];
}
break;
default:
$headers['X-Frame-Options'] = [$options['frameoptions'], true];
break;
}
}
if (!empty($options['xcontenttype'])) {
$headers['X-Content-Type-Options'] = [$options['xcontenttype'], true];
}