File: /home/cafsindia/www/wp-content/plugins/wp-asset-clean-up/classes/Plugin.php
<?php
namespace WpAssetCleanUp;
use WpAssetCleanUp\OptimiseAssets\OptimizeCommon;
use WpAssetCleanUp\OptimiseAssets\OptimizeCss;
use WpAssetCleanUp\OptimiseAssets\OptimizeJs;
/**
* Class Plugin
* @package WpAssetCleanUp
*/
class Plugin
{
/**
*
*/
const RATE_URL = 'https://wordpress.org/support/plugin/wp-asset-clean-up/reviews/#new-post';
/**
* Plugin constructor.
*/
public function __construct()
{
register_activation_hook(WPACU_PLUGIN_FILE, array($this, 'whenActivated'));
register_deactivation_hook(WPACU_PLUGIN_FILE, array($this, 'whenDeactivated'));
}
/**
*
*/
public function init()
{
// After fist time activation or in specific situations within the Dashboard
add_action('admin_init', array($this, 'adminInit'));
// [wpacu_lite]
// Admin footer text: Ask the user to review the plugin
add_filter('admin_footer_text', array($this, 'adminFooterText'), 1, 1);
// [/wpacu_lite]
// Show default action links: "Getting Started", "Settings"
add_filter('plugin_action_links_'.WPACU_PLUGIN_BASE, array($this, 'addActionLinksInPluginsPage'));
}
// [wpacu_lite]
/**
* @param $text
*
* @return string
*/
public function adminFooterText($text)
{
if (Menu::isPluginPage()) {
$text = sprintf(__('Thank you for using %s', 'wp-asset-clean-up'), WPACU_PLUGIN_TITLE.' v'.WPACU_PLUGIN_VERSION)
. ' <span class="dashicons dashicons-smiley"></span> ';
$text .= sprintf(
__('If you like it, please %s<strong>rate</strong> %s%s %s on WordPress.org to help me spread the word to the community.', 'wp-asset-clean-up'),
'<a target="_blank" href="'.self::RATE_URL.'">',
WPACU_PLUGIN_TITLE,
'</a>',
'<a target="_blank" href="'.self::RATE_URL.'"><span class="dashicons dashicons-wpacu dashicons-star-filled"></span><span class="dashicons dashicons-wpacu dashicons-star-filled"></span><span class="dashicons dashicons-wpacu dashicons-star-filled"></span><span class="dashicons dashicons-wpacu dashicons-star-filled"></span><span class="dashicons dashicons-wpacu dashicons-star-filled"></span></a>'
);
}
return $text;
}
// [/wpacu_lite]
/**
* Actions taken when the plugin is activated
*/
public function whenActivated()
{
if (WPACU_WRONG_PHP_VERSION === 'true') {
$recordMsg = __( '"Asset CleanUp" plugin has not been activated because the PHP version used on this server is below 5.6.',
'wp-asset-clean-up' );
deactivate_plugins( WPACU_PLUGIN_BASE );
error_log( $recordMsg );
wp_die($recordMsg);
}
// Prepare for the redirection to the WPACU_ADMIN_PAGE_ID_START plugin page
// If there is no record that the plugin was already activated at least once
if ( ! get_option(WPACU_PLUGIN_ID.'_first_usage') ) {
set_transient(WPACU_PLUGIN_ID . '_redirect_after_activation', 1, 15);
// Make a record when Asset CleanUp (Pro) is used for the first time
// In case this is the first time the plugin is activated
self::triggerFirstUsage();
}
/**
* Note: Could be /wp-content/uploads/ if constant WPACU_CACHE_DIR was used
*
* /wp-content/cache/asset-cleanup/
* /wp-content/cache/asset-cleanup/index.php
* /wp-content/cache/asset-cleanup/.htaccess
*
* /wp-content/cache/asset-cleanup/css/
* /wp-content/cache/asset-cleanup/css/item/
* /wp-content/cache/asset-cleanup/css/index.php
*
* /wp-content/cache/asset-cleanup/js/
* /wp-content/cache/asset-cleanup/js/item/
* /wp-content/cache/asset-cleanup/js/index.php
*
*/
self::createCacheFoldersFiles(array('css','js'));
// Do not apply plugin's settings/rules on WooCommerce/EDD Checkout/Cart pages
if (function_exists('wc_get_page_id')) {
if ($wooCheckOutPageId = wc_get_page_id('checkout')) {
Misc::doNotApplyOptimizationOnPage($wooCheckOutPageId);
}
if ($wooCartPageId = wc_get_page_id('cart')) {
Misc::doNotApplyOptimizationOnPage($wooCartPageId);
}
}
if (function_exists('edd_get_option') && $eddPurchasePage = edd_get_option('purchase_page', '')) {
Misc::doNotApplyOptimizationOnPage($eddPurchasePage);
}
}
/**
* Actions taken when the plugin is deactivated
*/
public function whenDeactivated()
{
// Clear traces of the plugin which are re-generated once the plugin is enabled
// This is good when the admin wants to completely uninstall the plugin
self::clearAllTransients();
self::removeCacheDirWithoutAssets();
// Clear other plugin's cache (if they are active)
OptimizeCommon::clearOtherPluginsCache();
}
/**
* Removes all plugin's transients, this is usually done when the plugin is deactivated
*/
public static function clearAllTransients()
{
global $wpdb;
// Remove all transients
$transientLikes = array(
'_transient_wpacu_',
'_transient_'.WPACU_PLUGIN_ID.'_'
);
$transientLikesSql = '';
foreach ($transientLikes as $transientLike) {
$transientLikesSql .= " option_name LIKE '".$transientLike."%' OR ";
}
$transientLikesSql = rtrim($transientLikesSql, ' OR ');
$sqlQuery = <<<SQL
SELECT option_name FROM `{$wpdb->prefix}options` WHERE {$transientLikesSql}
SQL;
$transientsToClear = $wpdb->get_col($sqlQuery);
if (! empty($transientsToClear)) {
foreach ( $transientsToClear as $transientToClear ) {
$transientNameToClear = str_replace( '_transient_', '', $transientToClear );
delete_transient( $transientNameToClear );
}
}
}
/**
* This is usually triggered when the plugin is deactivated
* If the caching directory doesn't have any CSS/JS left, it will clear itself
* The admin might want to clear all traces of the plugin
* If the plugin is re-activated, the caching directory will be re-created automatically
*/
public static function removeCacheDirWithoutAssets()
{
$pathToCacheDir = WP_CONTENT_DIR . OptimizeCommon::getRelPathPluginCacheDir();
if (! is_dir($pathToCacheDir)) {
return;
}
$pathToCacheDirCss = WP_CONTENT_DIR . OptimizeCss::getRelPathCssCacheDir();
$pathToCacheDirJs = WP_CONTENT_DIR . OptimizeJs::getRelPathJsCacheDir();
$allCssFiles = glob( $pathToCacheDirCss . '**/*.css' );
$allJsFiles = glob( $pathToCacheDirJs . '**/*.js' );
// Only valid when there's no CSS or JS (not one single file) there
if ( count( $allCssFiles ) === 0 && count( $allJsFiles ) === 0 ) {
$dirItems = new \RecursiveDirectoryIterator( $pathToCacheDir );
$allDirs = array($pathToCacheDir);
// First, remove the files
foreach ( new \RecursiveIteratorIterator( $dirItems, \RecursiveIteratorIterator::SELF_FIRST,
\RecursiveIteratorIterator::CATCH_GET_CHILD ) as $item) {
if (is_dir($item)) {
$allDirs[] = $item;
} else {
@unlink($item);
}
}
usort($allDirs, static function($a, $b) {
return strlen($b) - strlen($a);
});
// Then, remove the empty dirs in descending order (up to the root)
foreach ($allDirs as $dir) {
Misc::rmDir($dir);
}
}
}
/**
* @param $assetTypes
*/
public static function createCacheFoldersFiles($assetTypes)
{
foreach ($assetTypes as $assetType) {
if ($assetType === 'css') {
$cacheDir = WP_CONTENT_DIR . OptimiseAssets\OptimizeCss::getRelPathCssCacheDir();
} elseif ($assetType === 'js') {
$cacheDir = WP_CONTENT_DIR . OptimiseAssets\OptimizeJs::getRelPathJsCacheDir();
} else {
return;
}
$emptyPhpFileContents = <<<TEXT
<?php
// Silence is golden.
TEXT;
$htAccessContents = <<<HTACCESS
<IfModule mod_autoindex.c>
Options -Indexes
</IfModule>
HTACCESS;
if ( ! is_dir( $cacheDir ) ) {
@mkdir( $cacheDir, 0755, true );
}
if ( ! is_file( $cacheDir . 'index.php' ) ) {
// /wp-content/cache/asset-cleanup/cache/(css|js)/index.php
FileSystem::filePutContents( $cacheDir . 'index.php', $emptyPhpFileContents );
}
if ( ! is_dir( $cacheDir . OptimizeCommon::$optimizedSingleFilesDir ) ) {
// /wp-content/cache/asset-cleanup/cache/(css|js)/item/
@mkdir( $cacheDir . OptimizeCommon::$optimizedSingleFilesDir, 0755 );
}
// For large inline STYLE & SCRIPT tags
if ( ! is_dir( $cacheDir . OptimizeCommon::$optimizedSingleFilesDir.'/inline' ) ) {
// /wp-content/cache/asset-cleanup/cache/(css|js)/item/inline/
@mkdir( $cacheDir . OptimizeCommon::$optimizedSingleFilesDir.'/inline', 0755 );
}
if ( ! is_file( $cacheDir . OptimizeCommon::$optimizedSingleFilesDir.'/inline/index.php' ) ) {
// /wp-content/cache/asset-cleanup/cache/(css|js)/item/inline/index.php
FileSystem::filePutContents( $cacheDir . OptimizeCommon::$optimizedSingleFilesDir.'/inline/index.php', $emptyPhpFileContents );
}
$htAccessFilePath = dirname( $cacheDir ) . '/.htaccess';
if ( ! is_file( $htAccessFilePath ) ) {
// /wp-content/cache/asset-cleanup/.htaccess
FileSystem::filePutContents( $htAccessFilePath, $htAccessContents );
}
if ( ! is_file( dirname( $cacheDir ) . '/index.php' ) ) {
// /wp-content/cache/asset-cleanup/index.php
FileSystem::filePutContents( dirname( $cacheDir ) . '/index.php', $emptyPhpFileContents );
}
}
// Storage directory for JSON/TEXT files (information purpose)
$storageDir = WP_CONTENT_DIR . OptimiseAssets\OptimizeCommon::getRelPathPluginCacheDir() . '_storage/';
if ( ! is_dir($storageDir . OptimizeCommon::$optimizedSingleFilesDir) ) {
@mkdir( $storageDir . OptimizeCommon::$optimizedSingleFilesDir, 0755, true );
}
// Storage directory for the most recent items (these are never deleted from the cache)
$storageDirRecentItems = WP_CONTENT_DIR . OptimiseAssets\OptimizeCommon::getRelPathPluginCacheDir() . '_storage/_recent_items/';
if ( ! is_dir($storageDirRecentItems) ) {
@mkdir( $storageDirRecentItems, 0755, true );
}
$siteStorageCache = $storageDir.'/'.str_replace(array('https://', 'http://', '//'), '', site_url());
if ( ! is_dir($storageDir) ) {
@mkdir( $siteStorageCache, 0755, true );
}
}
/**
*
*/
public function adminInit()
{
if ( // If this condition does not match, do not make the extra DB calls to "options" table to save resources
isset($_SERVER['HTTP_REFERER']) && strpos($_SERVER['HTTP_REFERER'], '/plugins.php') !== false &&
get_transient(WPACU_PLUGIN_ID . '_redirect_after_activation') ) {
// Remove it as only one redirect is needed (first time the plugin is activated)
delete_transient(WPACU_PLUGIN_ID . '_redirect_after_activation');
// Do the 'first activation time' redirection
wp_redirect(admin_url('admin.php?page=' . WPACU_ADMIN_PAGE_ID_START));
exit();
}
}
/**
* @param $links
*
* @return mixed
*/
public function addActionLinksInPluginsPage($links)
{
$links['getting_started'] = '<a href="admin.php?page=' . WPACU_PLUGIN_ID . '_getting_started">'.__('Getting Started', 'wp-asset-clean-up').'</a>';
$links['settings'] = '<a href="admin.php?page=' . WPACU_PLUGIN_ID . '_settings">'.__('Settings', 'wp-asset-clean-up').'</a>';
// [wpacu_lite]
$allPlugins = get_plugins();
// If the Pro version is not installed (active or not), show the upgrade link
if (! array_key_exists('wp-asset-clean-up-pro/wpacu.php', $allPlugins)) {
$links['go_pro'] = '<a target="_blank" style="font-weight: bold;" href="'.apply_filters('wpacu_go_pro_affiliate_link', WPACU_PLUGIN_GO_PRO_URL).'">'.__('Go Pro', 'wp-asset-clean-up').'</a>';
}
// [/wpacu_lite]
return $links;
}
/**
* Make a record when Asset CleanUp (Pro) is used for the first time (if it's not there already)
*/
public static function triggerFirstUsage()
{
Misc::addUpdateOption(WPACU_PLUGIN_ID . '_first_usage', time());
}
/**
* This works like /?wpacu_no_load with a fundamental difference:
* It needs to be triggered through a very early 'init' / 'setup_theme' action hook after all plugins are loaded, thus it can't be used in /early-triggers.php
* e.g. in situations when the page is an AMP one, prevent any changes to the HTML source by Asset CleanUp (Pro)
*
* @param string $tagActionName
*
* @return bool
*/
public static function preventAnyFrontendOptimization($tagActionName = '')
{
// Only relevant if all the plugins are already loaded
// and in the front-end view
if (! defined('WPACU_ALL_ACTIVE_PLUGINS_LOADED') || is_admin()) {
return false;
}
// Perhaps the editor from "Pro" (theme.co) is on
if (apply_filters('wpacu_prevent_any_frontend_optimization', false)) {
return true;
}
// e.g. /amp/ - /amp? - /amp/? - /?amp or ending in /amp
$isAmpInRequestUri = ( (isset($_SERVER['REQUEST_URI']) && (preg_match('/(\/amp$|\/amp\?)|(\/amp\/|\/amp\/\?)/', $_SERVER['REQUEST_URI'])))
|| isset($_GET['amp']) );
// Is it an AMP endpoint?
if ( ($isAmpInRequestUri && Misc::isPluginActive('accelerated-mobile-pages/accelerated-mobile-pages.php')) // "AMP for WP – Accelerated Mobile Pages"
|| ($isAmpInRequestUri && Misc::isPluginActive('amp/amp.php')) // "AMP – WordPress plugin"
|| ((function_exists('is_wp_amp') && Misc::isPluginActive('wp-amp/wp-amp.php') && is_wp_amp())) // "WP AMP — Accelerated Mobile Pages for WordPress and WooCommerce" (Premium plugin)
) {
return true; // do not print anything on an AMP page
}
// Some pages are AMP but their URI does not end in /amp
if ( ! defined('WPACU_DO_EXTRA_CHECKS_FOR_AMP') &&
( Misc::isPluginActive('accelerated-mobile-pages/accelerated-mobile-pages.php')
|| Misc::isPluginActive('amp/amp.php')
|| Misc::isPluginActive('wp-amp/wp-amp.php') )
) {
define('WPACU_DO_EXTRA_CHECKS_FOR_AMP', true);
}
if ( isset($_GET['wpacu_clean_load']) ) {
return true;
}
// $tagActionName needs to be different from 'parse_query' because is_singular() would trigger too soon and cause notice errors
// Has the following page option set: "Do not apply any front-end optimization on this page (this includes any changes related to CSS/JS files)"
if ($tagActionName !== 'parse_query' && MetaBoxes::hasNoFrontendOptimizationPageOption()) {
return true;
}
return false;
}
}