futtta / autoptimize

classes/autoptimizeCache.php

Doc Comments +2 added lines, -2 removed lines

@@ -91,7 +91,7 @@ 
      * @param string $data Data to cache.
      * @param string $mime Mimetype.
      *
-     * @return void
+     * @return boolean|null
      */
     public function cache( $data, $mime )
     {
@@ -489,7 +489,7 @@ 
      * size = total filesize (in bytes) of found files
      * timestamp = unix timestamp when the scan was last performed/finished.
      *
-     * @return array
+     * @return integer[]
      */
     protected static function stats_scan()
     {

Spacing +183 added lines, -183 removed lines

@@ -3,7 +3,7 @@ 
  * Handles disk-cache-related operations.
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
     exit;
 }
 
@@ -38,22 +38,22 @@ 
      * @param string $md5 Hash.
      * @param string $ext Extension.
      */
-    public function __construct( $md5, $ext = 'php' )
+    public function __construct($md5, $ext = 'php')
     {
         $_min_ext = '';
-        if ( apply_filters( 'autoptimize_filter_cache_url_add_min_ext', false ) ) {
+        if (apply_filters('autoptimize_filter_cache_url_add_min_ext', false)) {
             $_min_ext = '.min';
         }
 
         $this->cachedir = AUTOPTIMIZE_CACHE_DIR;
         $this->nogzip   = AUTOPTIMIZE_CACHE_NOGZIP;
-        if ( ! $this->nogzip ) {
-            $this->filename = AUTOPTIMIZE_CACHEFILE_PREFIX . $md5 . $_min_ext . '.php';
+        if (!$this->nogzip) {
+            $this->filename = AUTOPTIMIZE_CACHEFILE_PREFIX.$md5.$_min_ext.'.php';
         } else {
-            if ( in_array( $ext, array( 'js', 'css' ) ) ) {
-                $this->filename = $ext . '/' . AUTOPTIMIZE_CACHEFILE_PREFIX . $md5 . $_min_ext . '.' . $ext;
+            if (in_array($ext, array('js', 'css'))) {
+                $this->filename = $ext.'/'.AUTOPTIMIZE_CACHEFILE_PREFIX.$md5.$_min_ext.'.'.$ext;
             } else {
-                $this->filename = AUTOPTIMIZE_CACHEFILE_PREFIX . $md5 . $_min_ext . '.' . $ext;
+                $this->filename = AUTOPTIMIZE_CACHEFILE_PREFIX.$md5.$_min_ext.'.'.$ext;
             }
         }
     }
@@ -65,7 +65,7 @@ 
      */
     public function check()
     {
-        return file_exists( $this->cachedir . $this->filename );
+        return file_exists($this->cachedir.$this->filename);
     }
 
     /**
@@ -75,11 +75,11 @@ 
      */
     public function retrieve()
     {
-        if ( $this->check() ) {
-            if ( false == $this->nogzip ) {
-                return file_get_contents( $this->cachedir . $this->filename . '.none' );
+        if ($this->check()) {
+            if (false == $this->nogzip) {
+                return file_get_contents($this->cachedir.$this->filename.'.none');
             } else {
-                return file_get_contents( $this->cachedir . $this->filename );
+                return file_get_contents($this->cachedir.$this->filename);
             }
         }
         return false;
@@ -93,10 +93,10 @@ 
      *
      * @return void
      */
-    public function cache( $data, $mime )
+    public function cache($data, $mime)
     {
         // readonly FS explicitly OK'ed by developer, so just pretend all is OK.
-        if ( defined( 'AUTOPTIMIZE_CACHE_READONLY' ) ) {
+        if (defined('AUTOPTIMIZE_CACHE_READONLY')) {
             return true;
         }
 
@@ -104,44 +104,44 @@ 
         //
         // to be activated for users that experience these ugly errors;
         // PHP Warning: file_put_contents failed to open stream: No such file or directory.
-        if ( apply_filters( 'autoptimize_filter_cache_checkdirs_on_write', false ) ) {
+        if (apply_filters('autoptimize_filter_cache_checkdirs_on_write', false)) {
             $this->check_and_create_dirs();
         }
 
-        if ( false === $this->nogzip ) {
+        if (false === $this->nogzip) {
             // We handle gzipping ourselves.
             $file    = 'default.php';
-            $phpcode = file_get_contents( AUTOPTIMIZE_PLUGIN_DIR . 'config/' . $file );
-            $phpcode = str_replace( array( '%%CONTENT%%', 'exit;' ), array( $mime, '' ), $phpcode );
+            $phpcode = file_get_contents(AUTOPTIMIZE_PLUGIN_DIR.'config/'.$file);
+            $phpcode = str_replace(array('%%CONTENT%%', 'exit;'), array($mime, ''), $phpcode);
 
-            file_put_contents( $this->cachedir . $this->filename, $phpcode );
-            file_put_contents( $this->cachedir . $this->filename . '.none', $data );
+            file_put_contents($this->cachedir.$this->filename, $phpcode);
+            file_put_contents($this->cachedir.$this->filename.'.none', $data);
         } else {
             // Write code to cache without doing anything else.
-            file_put_contents( $this->cachedir . $this->filename, $data );
+            file_put_contents($this->cachedir.$this->filename, $data);
 
             // save fallback .js or .css file if filter true (to be false by default) but not if snippet or single.
-            if ( self::do_fallback() && strpos( $this->filename, '_snippet_' ) === false && strpos( $this->filename, '_single_' ) === false ) {
-                $_extension     = pathinfo( $this->filename, PATHINFO_EXTENSION );
-                $_fallback_file = AUTOPTIMIZE_CACHEFILE_PREFIX . 'fallback.' . $_extension;
-                if ( ( 'css' === $_extension || 'js' === $_extension ) && ! file_exists( $this->cachedir . $_extension . '/' . $_fallback_file ) ) {
-                    file_put_contents( $this->cachedir . $_extension . '/' . $_fallback_file, $data );
+            if (self::do_fallback() && strpos($this->filename, '_snippet_') === false && strpos($this->filename, '_single_') === false) {
+                $_extension     = pathinfo($this->filename, PATHINFO_EXTENSION);
+                $_fallback_file = AUTOPTIMIZE_CACHEFILE_PREFIX.'fallback.'.$_extension;
+                if (('css' === $_extension || 'js' === $_extension) && !file_exists($this->cachedir.$_extension.'/'.$_fallback_file)) {
+                    file_put_contents($this->cachedir.$_extension.'/'.$_fallback_file, $data);
                 }
             }
 
-            if ( apply_filters( 'autoptimize_filter_cache_create_static_gzip', false ) ) {
+            if (apply_filters('autoptimize_filter_cache_create_static_gzip', false)) {
                 // Create an additional cached gzip file.
-                file_put_contents( $this->cachedir . $this->filename . '.gz', gzencode( $data, 9, FORCE_GZIP ) );
+                file_put_contents($this->cachedir.$this->filename.'.gz', gzencode($data, 9, FORCE_GZIP));
                 // If PHP Brotli extension is installed, create an additional cached Brotli file.
-                if ( function_exists( 'brotli_compress' ) ) {
-                    file_put_contents( $this->cachedir . $this->filename . '.br', brotli_compress( $data, 11, BROTLI_GENERIC ) );
+                if (function_exists('brotli_compress')) {
+                    file_put_contents($this->cachedir.$this->filename.'.br', brotli_compress($data, 11, BROTLI_GENERIC));
                 }
             }
         }
 
         // Provide 3rd party action hook for every cache file that is created.
         // This hook can for example be used to inject a copy of the created cache file to a other domain.
-        do_action( 'autoptimize_action_cache_file_created', $this->cachedir . $this->filename );
+        do_action('autoptimize_action_cache_file_created', $this->cachedir.$this->filename);
     }
 
     /**
@@ -156,7 +156,7 @@ 
         // The original idea here was to provide 3rd party code a hook so that
         // it can "listen" to all the complete autoptimized-urls that the page
         // will emit... Or something to that effect I think?
-        apply_filters( 'autoptimize_filter_cache_getname', AUTOPTIMIZE_CACHE_URL . $this->filename );
+        apply_filters('autoptimize_filter_cache_getname', AUTOPTIMIZE_CACHE_URL.$this->filename);
 
         return $this->filename;
     }
@@ -169,11 +169,11 @@ 
      * @param string $file Filename.
      * @return bool
      */
-    protected static function is_valid_cache_file( $dir, $file )
+    protected static function is_valid_cache_file($dir, $file)
     {
-        if ( '.' !== $file && '..' !== $file &&
-            false !== strpos( $file, AUTOPTIMIZE_CACHEFILE_PREFIX ) &&
-            is_file( $dir . $file ) ) {
+        if ('.' !== $file && '..' !== $file &&
+            false !== strpos($file, AUTOPTIMIZE_CACHEFILE_PREFIX) &&
+            is_file($dir.$file)) {
 
             // It's a valid file!
             return true;
@@ -191,16 +191,16 @@ 
     protected static function clear_cache_classic()
     {
         $contents = self::get_cache_contents();
-        foreach ( $contents as $name => $files ) {
-            $dir = rtrim( AUTOPTIMIZE_CACHE_DIR . $name, '/' ) . '/';
-            foreach ( $files as $file ) {
-                if ( self::is_valid_cache_file( $dir, $file ) ) {
-                    @unlink( $dir . $file ); // @codingStandardsIgnoreLine
+        foreach ($contents as $name => $files) {
+            $dir = rtrim(AUTOPTIMIZE_CACHE_DIR.$name, '/').'/';
+            foreach ($files as $file) {
+                if (self::is_valid_cache_file($dir, $file)) {
+                    @unlink($dir.$file); // @codingStandardsIgnoreLine
                 }
             }
         }
 
-        @unlink( AUTOPTIMIZE_CACHE_DIR . '/.htaccess' ); // @codingStandardsIgnoreLine
+        @unlink(AUTOPTIMIZE_CACHE_DIR.'/.htaccess'); // @codingStandardsIgnoreLine
     }
 
     /**
@@ -211,19 +211,19 @@ 
      *
      * @return bool
      */
-    protected static function rmdir( $pathname )
+    protected static function rmdir($pathname)
     {
-        $files = self::get_dir_contents( $pathname );
-        foreach ( $files as $file ) {
-            $path = $pathname . '/' . $file;
-            if ( is_dir( $path ) ) {
-                self::rmdir( $path );
+        $files = self::get_dir_contents($pathname);
+        foreach ($files as $file) {
+            $path = $pathname.'/'.$file;
+            if (is_dir($path)) {
+                self::rmdir($path);
             } else {
-                unlink( $path );
+                unlink($path);
             }
         }
 
-        return rmdir( $pathname );
+        return rmdir($pathname);
     }
 
     /**
@@ -244,12 +244,12 @@ 
         $new_name = self::get_unique_name();
 
         // Makes sure the new pathname is on the same level...
-        $new_pathname = dirname( $dir ) . '/' . $new_name;
-        $renamed      = @rename( $dir, $new_pathname ); // @codingStandardsIgnoreLine
+        $new_pathname = dirname($dir).'/'.$new_name;
+        $renamed      = @rename($dir, $new_pathname); // @codingStandardsIgnoreLine
 
         // When renamed, re-create the default cache directory back so it's
         // available again...
-        if ( $renamed ) {
+        if ($renamed) {
             $ok = self::cacheavail();
         }
 
@@ -263,7 +263,7 @@ 
      */
     public static function advanced_cache_clear_enabled()
     {
-        return apply_filters( 'autoptimize_filter_cache_clear_advanced', false );
+        return apply_filters('autoptimize_filter_cache_clear_advanced', false);
     }
 
     /**
@@ -274,7 +274,7 @@ 
     protected static function get_unique_name()
     {
         $prefix   = self::get_advanced_cache_clear_prefix();
-        $new_name = uniqid( $prefix, true );
+        $new_name = uniqid($prefix, true);
 
         return $new_name;
     }
@@ -287,8 +287,8 @@ 
     protected static function get_advanced_cache_clear_prefix()
     {
         $pathname = self::get_pathname_base();
-        $basename = basename( $pathname );
-        $prefix   = $basename . '-artifact-';
+        $basename = basename($pathname);
+        $prefix   = $basename.'-artifact-';
 
         return $prefix;
     }
@@ -301,9 +301,9 @@ 
      *
      * @return array
      */
-    protected static function get_dir_contents( $pathname )
+    protected static function get_dir_contents($pathname)
     {
-        return array_slice( scandir( $pathname ), 2 );
+        return array_slice(scandir($pathname), 2);
     }
 
     /**
@@ -316,24 +316,24 @@ 
     public static function delete_advanced_cache_clear_artifacts()
     {
         // Don't go through these motions (called from the cachechecker) if advanced cache clear isn't even active.
-        if ( ! self::advanced_cache_clear_enabled() ) {
+        if (!self::advanced_cache_clear_enabled()) {
             return false;
         }
 
         $dir    = self::get_pathname_base();
         $prefix = self::get_advanced_cache_clear_prefix();
-        $parent = dirname( $dir );
+        $parent = dirname($dir);
         $ok     = false;
 
         // Returns the list of files without '.' and '..' elements.
-        $files = self::get_dir_contents( $parent );
-        if ( is_array( $files ) && ! empty( $files ) ) {
-            foreach ( $files as $file ) {
-                $path     = $parent . '/' . $file;
-                $prefixed = ( false !== strpos( $path, $prefix ) );
+        $files = self::get_dir_contents($parent);
+        if (is_array($files) && !empty($files)) {
+            foreach ($files as $file) {
+                $path     = $parent.'/'.$file;
+                $prefixed = (false !== strpos($path, $prefix));
                 // Removing only our own (prefixed) directories...
-                if ( is_dir( $path ) && $prefixed ) {
-                    $ok = self::rmdir( $path );
+                if (is_dir($path) && $prefixed) {
+                    $ok = self::rmdir($path);
                 }
             }
         }
@@ -353,9 +353,9 @@ 
     {
         $pathname = self::get_pathname_base();
 
-        if ( is_multisite() && apply_filters( 'autoptimize_separate_blog_caches', true ) ) {
+        if (is_multisite() && apply_filters('autoptimize_separate_blog_caches', true)) {
             $blog_id   = get_current_blog_id();
-            $pathname .= $blog_id . '/';
+            $pathname .= $blog_id.'/';
         }
 
         return $pathname;
@@ -368,7 +368,7 @@ 
      */
     protected static function get_pathname_base()
     {
-        $pathname = WP_CONTENT_DIR . AUTOPTIMIZE_CACHE_CHILD_DIR;
+        $pathname = WP_CONTENT_DIR.AUTOPTIMIZE_CACHE_CHILD_DIR;
 
         return $pathname;
     }
@@ -380,46 +380,46 @@ 
      *
      * @return bool
      */
-    public static function clearall( $propagate = true )
+    public static function clearall($propagate = true)
     {
-        if ( ! self::cacheavail() ) {
+        if (!self::cacheavail()) {
             return false;
         }
 
         // TODO/FIXME: If cache is big, switch to advanced/new cache clearing automatically?
-        if ( self::advanced_cache_clear_enabled() ) {
+        if (self::advanced_cache_clear_enabled()) {
             self::clear_cache_via_rename();
         } else {
             self::clear_cache_classic();
         }
 
         // Remove 404 handler if required.
-        if ( self::do_fallback() ) {
-            $_fallback_php = trailingslashit( WP_CONTENT_DIR ) . 'autoptimize_404_handler.php';
-            @unlink( $_fallback_php ); // @codingStandardsIgnoreLine
+        if (self::do_fallback()) {
+            $_fallback_php = trailingslashit(WP_CONTENT_DIR).'autoptimize_404_handler.php';
+            @unlink($_fallback_php); // @codingStandardsIgnoreLine
         }
 
         // Remove the transient so it gets regenerated...
-        delete_transient( 'autoptimize_stats' );
+        delete_transient('autoptimize_stats');
 
         // Cache was just purged, clear page cache and allow others to hook into our purging...
-        if ( true === $propagate ) {
-            if ( ! function_exists( 'autoptimize_do_cachepurged_action' ) ) {
+        if (true === $propagate) {
+            if (!function_exists('autoptimize_do_cachepurged_action')) {
                 function autoptimize_do_cachepurged_action() {
-                    do_action( 'autoptimize_action_cachepurged' );
+                    do_action('autoptimize_action_cachepurged');
                 }
             }
-            add_action( 'shutdown', 'autoptimize_do_cachepurged_action', 11 );
-            add_action( 'autoptimize_action_cachepurged', array( 'autoptimizeCache', 'flushPageCache' ), 10, 0 );
+            add_action('shutdown', 'autoptimize_do_cachepurged_action', 11);
+            add_action('autoptimize_action_cachepurged', array('autoptimizeCache', 'flushPageCache'), 10, 0);
         }
 
         // Warm cache (part of speedupper)!
-        if ( apply_filters( 'autoptimize_filter_speedupper', true ) && false == get_transient( 'autoptimize_cache_warmer_protector' ) ) {
-            set_transient( 'autoptimize_cache_warmer_protector', 'I shall not warm cache for another 10 minutes.', 60 * 10 );
-            $url   = site_url() . '/?ao_speedup_cachebuster=' . rand( 1, 100000 );
-            $url   = apply_filters( 'autoptimize_filter_cache_warmer_url', $url );
-            $cache = @wp_remote_get( $url ); // @codingStandardsIgnoreLine
-            unset( $cache );
+        if (apply_filters('autoptimize_filter_speedupper', true) && false == get_transient('autoptimize_cache_warmer_protector')) {
+            set_transient('autoptimize_cache_warmer_protector', 'I shall not warm cache for another 10 minutes.', 60*10);
+            $url   = site_url().'/?ao_speedup_cachebuster='.rand(1, 100000);
+            $url   = apply_filters('autoptimize_filter_cache_warmer_url', $url);
+            $cache = @wp_remote_get($url); // @codingStandardsIgnoreLine
+            unset($cache);
         }
 
         return true;
@@ -434,7 +434,7 @@ 
      */
     public static function clearall_actionless()
     {
-        return self::clearall( false );
+        return self::clearall(false);
     }
 
     /**
@@ -446,8 +446,8 @@ 
     {
         $contents = array();
 
-        foreach ( array( '', 'js', 'css' ) as $dir ) {
-            $contents[ $dir ] = scandir( AUTOPTIMIZE_CACHE_DIR . $dir );
+        foreach (array('', 'js', 'css') as $dir) {
+            $contents[$dir] = scandir(AUTOPTIMIZE_CACHE_DIR.$dir);
         }
 
         return $contents;
@@ -460,21 +460,21 @@ 
      */
     public static function stats()
     {
-        $stats = get_transient( 'autoptimize_stats' );
+        $stats = get_transient('autoptimize_stats');
 
         // If no transient, do the actual scan!
-        if ( ! is_array( $stats ) ) {
-            if ( ! self::cacheavail() ) {
+        if (!is_array($stats)) {
+            if (!self::cacheavail()) {
                 return 0;
             }
             $stats = self::stats_scan();
             $count = $stats[0];
-            if ( $count > 100 ) {
+            if ($count > 100) {
                 // Store results in transient.
                 set_transient(
                     'autoptimize_stats',
                     $stats,
-                    apply_filters( 'autoptimize_filter_cache_statsexpiry', HOUR_IN_SECONDS )
+                    apply_filters('autoptimize_filter_cache_statsexpiry', HOUR_IN_SECONDS)
                 );
             }
         }
@@ -497,30 +497,30 @@ 
         $size  = 0;
 
         // Scan everything in our cache directories.
-        foreach ( self::get_cache_contents() as $name => $files ) {
-            $dir = rtrim( AUTOPTIMIZE_CACHE_DIR . $name, '/' ) . '/';
-            foreach ( $files as $file ) {
-                if ( self::is_valid_cache_file( $dir, $file ) ) {
-                    if ( AUTOPTIMIZE_CACHE_NOGZIP &&
+        foreach (self::get_cache_contents() as $name => $files) {
+            $dir = rtrim(AUTOPTIMIZE_CACHE_DIR.$name, '/').'/';
+            foreach ($files as $file) {
+                if (self::is_valid_cache_file($dir, $file)) {
+                    if (AUTOPTIMIZE_CACHE_NOGZIP &&
                         (
-                            false !== strpos( $file, '.js' ) ||
-                            false !== strpos( $file, '.css' ) ||
-                            false !== strpos( $file, '.img' ) ||
-                            false !== strpos( $file, '.txt' )
+                            false !== strpos($file, '.js') ||
+                            false !== strpos($file, '.css') ||
+                            false !== strpos($file, '.img') ||
+                            false !== strpos($file, '.txt')
                         )
                     ) {
                         // Web server is gzipping, we count .js|.css|.img|.txt files.
                         $count++;
-                    } elseif ( ! AUTOPTIMIZE_CACHE_NOGZIP && false !== strpos( $file, '.none' ) ) {
+                    } elseif (!AUTOPTIMIZE_CACHE_NOGZIP && false !== strpos($file, '.none')) {
                         // We are gzipping ourselves via php, counting only .none files.
                         $count++;
                     }
-                    $size += filesize( $dir . $file );
+                    $size += filesize($dir.$file);
                 }
             }
         }
 
-        $stats = array( $count, $size, time() );
+        $stats = array($count, $size, time());
 
         return $stats;
     }
@@ -535,26 +535,26 @@ 
     public static function cacheavail()
     {
         // readonly FS explicitly OK'ed by dev, let's assume the cache dirs are there!
-        if ( defined( 'AUTOPTIMIZE_CACHE_READONLY' ) ) {
+        if (defined('AUTOPTIMIZE_CACHE_READONLY')) {
             return true;
         }
 
-        if ( false === autoptimizeCache::check_and_create_dirs() ) {
+        if (false === autoptimizeCache::check_and_create_dirs()) {
             return false;
         }
 
         // Using .htaccess inside our cache folder to overrule wp-super-cache.
-        $htaccess = AUTOPTIMIZE_CACHE_DIR . '/.htaccess';
-        if ( ! is_file( $htaccess ) ) {
+        $htaccess = AUTOPTIMIZE_CACHE_DIR.'/.htaccess';
+        if (!is_file($htaccess)) {
             /**
              * Create `wp-content/AO_htaccess_tmpl` file with
              * whatever htaccess rules you might need
              * if you want to override default AO htaccess
              */
-            $htaccess_tmpl = WP_CONTENT_DIR . '/AO_htaccess_tmpl';
-            if ( is_file( $htaccess_tmpl ) ) {
-                $content = file_get_contents( $htaccess_tmpl );
-            } elseif ( is_multisite() || ! AUTOPTIMIZE_CACHE_NOGZIP ) {
+            $htaccess_tmpl = WP_CONTENT_DIR.'/AO_htaccess_tmpl';
+            if (is_file($htaccess_tmpl)) {
+                $content = file_get_contents($htaccess_tmpl);
+            } elseif (is_multisite() || !AUTOPTIMIZE_CACHE_NOGZIP) {
                 $content = '<IfModule mod_expires.c>
         ExpiresActive On
         ExpiresByType text/css A30672000
@@ -608,13 +608,13 @@ 
 </IfModule>';
             }
 
-            if ( self::do_fallback() === true ) {
-                $content .= "\nErrorDocument 404 " . trailingslashit( parse_url( content_url(), PHP_URL_PATH ) ) . 'autoptimize_404_handler.php';
+            if (self::do_fallback() === true) {
+                $content .= "\nErrorDocument 404 ".trailingslashit(parse_url(content_url(), PHP_URL_PATH)).'autoptimize_404_handler.php';
             }
-            @file_put_contents( $htaccess, $content ); // @codingStandardsIgnoreLine
+            @file_put_contents($htaccess, $content); // @codingStandardsIgnoreLine
         }
 
-        if ( self::do_fallback() ) {
+        if (self::do_fallback()) {
             self::check_fallback_php();
         }
 
@@ -629,17 +629,17 @@ 
      */
     public static function check_fallback_php() {
         $_fallback_filename = 'autoptimize_404_handler.php';
-        $_fallback_php      = trailingslashit( WP_CONTENT_DIR ) . $_fallback_filename;
+        $_fallback_php      = trailingslashit(WP_CONTENT_DIR).$_fallback_filename;
         $_fallback_status   = true;
 
-        if ( ! file_exists( $_fallback_php ) && is_writable( WP_CONTENT_DIR ) ) {
-            $_fallback_php_contents = file_get_contents( AUTOPTIMIZE_PLUGIN_DIR . 'config/' . $_fallback_filename );
-            $_fallback_php_contents = str_replace( '<?php exit;', '<?php', $_fallback_php_contents );
-            $_fallback_php_contents = str_replace( '<!--ao-cache-dir-->', AUTOPTIMIZE_CACHE_DIR, $_fallback_php_contents );
-            if ( apply_filters( 'autoptimize_filter_cache_fallback_log_errors', false ) ) {
-                $_fallback_php_contents = str_replace( '// error_log', 'error_log', $_fallback_php_contents );
+        if (!file_exists($_fallback_php) && is_writable(WP_CONTENT_DIR)) {
+            $_fallback_php_contents = file_get_contents(AUTOPTIMIZE_PLUGIN_DIR.'config/'.$_fallback_filename);
+            $_fallback_php_contents = str_replace('<?php exit;', '<?php', $_fallback_php_contents);
+            $_fallback_php_contents = str_replace('<!--ao-cache-dir-->', AUTOPTIMIZE_CACHE_DIR, $_fallback_php_contents);
+            if (apply_filters('autoptimize_filter_cache_fallback_log_errors', false)) {
+                $_fallback_php_contents = str_replace('// error_log', 'error_log', $_fallback_php_contents);
             }
-            $_fallback_status = file_put_contents( $_fallback_php, $_fallback_php_contents );
+            $_fallback_status = file_put_contents($_fallback_php, $_fallback_php_contents);
         }
 
         return $_fallback_status;
@@ -656,8 +656,8 @@ 
     public static function do_fallback() {
         static $_do_fallback = null;
 
-        if ( null === $_do_fallback ) {
-            $_do_fallback = (bool) apply_filters( 'autoptimize_filter_cache_do_fallback', autoptimizeOptionWrapper::get_option( 'autoptimize_cache_fallback', '1' ) );
+        if (null === $_do_fallback) {
+            $_do_fallback = (bool) apply_filters('autoptimize_filter_cache_do_fallback', autoptimizeOptionWrapper::get_option('autoptimize_cache_fallback', '1'));
         }
 
         return $_do_fallback;
@@ -669,31 +669,31 @@ 
      * and 410'ing ("Gone") if fallback not available.
      */
     public static function wordpress_notfound_fallback() {
-        $original_request = strtok( $_SERVER['REQUEST_URI'], '?' );
-        if ( strpos( $original_request, wp_basename( WP_CONTENT_DIR ) . AUTOPTIMIZE_CACHE_CHILD_DIR ) !== false && is_404() ) {
+        $original_request = strtok($_SERVER['REQUEST_URI'], '?');
+        if (strpos($original_request, wp_basename(WP_CONTENT_DIR).AUTOPTIMIZE_CACHE_CHILD_DIR) !== false && is_404()) {
             // make sure this is not considered a 404.
             global $wp_query;
             $wp_query->is_404 = false;
 
             // set fallback path.
-            $js_or_css     = pathinfo( $original_request, PATHINFO_EXTENSION );
-            $fallback_path = AUTOPTIMIZE_CACHE_DIR . $js_or_css . '/autoptimize_fallback.' . $js_or_css;
+            $js_or_css     = pathinfo($original_request, PATHINFO_EXTENSION);
+            $fallback_path = AUTOPTIMIZE_CACHE_DIR.$js_or_css.'/autoptimize_fallback.'.$js_or_css;
 
             // prepare for Shakeeb's Unused CSS files to be 404-handled as well.
-            if ( strpos( $original_request, 'uucss/uucss-' ) !== false ) {
-                $original_request = preg_replace( '/uucss\/uucss-[a-z0-9]{32}-/', 'css/', $original_request  );
+            if (strpos($original_request, 'uucss/uucss-') !== false) {
+                $original_request = preg_replace('/uucss\/uucss-[a-z0-9]{32}-/', 'css/', $original_request);
             }
 
             // set fallback URL.
-            $fallback_target = preg_replace( '/(.*)_(?:[a-z0-9]{32})\.(js|css)$/', '${1}_fallback.${2}', $original_request );
+            $fallback_target = preg_replace('/(.*)_(?:[a-z0-9]{32})\.(js|css)$/', '${1}_fallback.${2}', $original_request);
 
             // redirect to fallback if possible.
-            if ( $original_request !== $fallback_target && file_exists( $fallback_path ) ) {
+            if ($original_request !== $fallback_target && file_exists($fallback_path)) {
                 // redirect to fallback.
-                wp_redirect( $fallback_target, 302 );
+                wp_redirect($fallback_target, 302);
             } else {
                 // return HTTP 410 (gone) reponse.
-                status_header( 410 );
+                status_header(410);
             }
         }
     }
@@ -705,13 +705,13 @@ 
      * @return bool
      */
     public static function check_and_create_dirs() {
-        if ( ! defined( 'AUTOPTIMIZE_CACHE_DIR' ) ) {
+        if (!defined('AUTOPTIMIZE_CACHE_DIR')) {
             // We didn't set a cache.
             return false;
         }
 
-        foreach ( array( '', 'js', 'css' ) as $dir ) {
-            if ( ! self::check_cache_dir( AUTOPTIMIZE_CACHE_DIR . $dir ) ) {
+        foreach (array('', 'js', 'css') as $dir) {
+            if (!self::check_cache_dir(AUTOPTIMIZE_CACHE_DIR.$dir)) {
                 return false;
             }
         }
@@ -726,25 +726,25 @@ 
      *
      * @return bool
      */
-    protected static function check_cache_dir( $dir )
+    protected static function check_cache_dir($dir)
     {
         // Try creating the dir if it doesn't exist.
-        if ( ! file_exists( $dir ) ) {
-            @mkdir( $dir, 0775, true ); // @codingStandardsIgnoreLine
-            if ( ! file_exists( $dir ) ) {
+        if (!file_exists($dir)) {
+            @mkdir($dir, 0775, true); // @codingStandardsIgnoreLine
+            if (!file_exists($dir)) {
                 return false;
             }
         }
 
         // If we still cannot write, bail.
-        if ( ! is_writable( $dir ) ) {
+        if (!is_writable($dir)) {
             return false;
         }
 
         // Create an index.html in there to avoid prying eyes!
-        $idx_file = rtrim( $dir, '/\\' ) . '/index.html';
-        if ( ! is_file( $idx_file ) ) {
-            @file_put_contents( $idx_file, '<html><head><meta name="robots" content="noindex, nofollow"></head><body>Generated by <a href="http://wordpress.org/extend/plugins/autoptimize/" rel="nofollow">Autoptimize</a></body></html>' ); // @codingStandardsIgnoreLine
+        $idx_file = rtrim($dir, '/\\').'/index.html';
+        if (!is_file($idx_file)) {
+            @file_put_contents($idx_file, '<html><head><meta name="robots" content="noindex, nofollow"></head><body>Generated by <a href="http://wordpress.org/extend/plugins/autoptimize/" rel="nofollow">Autoptimize</a></body></html>'); // @codingStandardsIgnoreLine
         }
 
         return true;
@@ -758,54 +758,54 @@ 
     // @codingStandardsIgnoreStart
     public static function flushPageCache()
     {
-        if ( function_exists( 'wp_cache_clear_cache' ) ) {
-            if ( is_multisite() ) {
+        if (function_exists('wp_cache_clear_cache')) {
+            if (is_multisite()) {
                 $blog_id = get_current_blog_id();
-                wp_cache_clear_cache( $blog_id );
+                wp_cache_clear_cache($blog_id);
             } else {
                 wp_cache_clear_cache();
             }
-        } elseif ( has_action( 'cachify_flush_cache' ) ) {
-            do_action( 'cachify_flush_cache' );
-        } elseif ( function_exists( 'w3tc_pgcache_flush' ) ) {
+        } elseif (has_action('cachify_flush_cache')) {
+            do_action('cachify_flush_cache');
+        } elseif (function_exists('w3tc_pgcache_flush')) {
             w3tc_pgcache_flush();
-        } elseif ( function_exists( 'wp_fast_cache_bulk_delete_all' ) ) {
+        } elseif (function_exists('wp_fast_cache_bulk_delete_all')) {
             wp_fast_cache_bulk_delete_all();
-        } elseif ( function_exists( 'rapidcache_clear_cache' ) ) {
+        } elseif (function_exists('rapidcache_clear_cache')) {
             rapidcache_clear_cache();
-        } elseif ( class_exists( 'Swift_Performance_Cache' ) ) {
+        } elseif (class_exists('Swift_Performance_Cache')) {
             Swift_Performance_Cache::clear_all_cache();
-        } elseif ( class_exists( 'WpFastestCache' ) ) {
+        } elseif (class_exists('WpFastestCache')) {
             $wpfc = new WpFastestCache();
             $wpfc->deleteCache();
-        } elseif ( class_exists( 'c_ws_plugin__qcache_purging_routines' ) ) {
+        } elseif (class_exists('c_ws_plugin__qcache_purging_routines')) {
             c_ws_plugin__qcache_purging_routines::purge_cache_dir(); // quick cache
-        } elseif ( class_exists( 'zencache' ) ) {
+        } elseif (class_exists('zencache')) {
             zencache::clear();
-        } elseif ( class_exists( 'comet_cache' ) ) {
+        } elseif (class_exists('comet_cache')) {
             comet_cache::clear();
-        } elseif ( class_exists( 'WpeCommon' ) ) {
+        } elseif (class_exists('WpeCommon')) {
             // WPEngine cache purge/flush methods to call by default
             $wpe_methods = array(
                 'purge_varnish_cache',
             );
 
             // More agressive clear/flush/purge behind a filter
-            if ( apply_filters( 'autoptimize_flush_wpengine_aggressive', false ) ) {
-                $wpe_methods = array_merge( $wpe_methods, array( 'purge_memcached', 'clear_maxcdn_cache' ) );
+            if (apply_filters('autoptimize_flush_wpengine_aggressive', false)) {
+                $wpe_methods = array_merge($wpe_methods, array('purge_memcached', 'clear_maxcdn_cache'));
             }
 
             // Filtering the entire list of WpeCommon methods to be called (for advanced usage + easier testing)
-            $wpe_methods = apply_filters( 'autoptimize_flush_wpengine_methods', $wpe_methods );
+            $wpe_methods = apply_filters('autoptimize_flush_wpengine_methods', $wpe_methods);
 
-            foreach ( $wpe_methods as $wpe_method ) {
-                if ( method_exists( 'WpeCommon', $wpe_method ) ) {
+            foreach ($wpe_methods as $wpe_method) {
+                if (method_exists('WpeCommon', $wpe_method)) {
                     WpeCommon::$wpe_method();
                 }
             }
-        } elseif ( function_exists( 'sg_cachepress_purge_cache' ) ) {
+        } elseif (function_exists('sg_cachepress_purge_cache')) {
             sg_cachepress_purge_cache();
-        } elseif ( array_key_exists( 'KINSTA_CACHE_ZONE', $_SERVER ) ) {
+        } elseif (array_key_exists('KINSTA_CACHE_ZONE', $_SERVER)) {
             $_kinsta_clear_cache_url = 'https://localhost/kinsta-clear-cache-all';
             $_kinsta_response        = wp_remote_get(
                 $_kinsta_clear_cache_url,
@@ -814,20 +814,20 @@ 
                     'timeout' => 5,
                     )
             );
-        } elseif ( defined('NGINX_HELPER_BASENAME') ) {
-            do_action( 'rt_nginx_helper_purge_all' );
-        } elseif ( file_exists( WP_CONTENT_DIR . '/wp-cache-config.php' ) && function_exists( 'prune_super_cache' ) ) {
+        } elseif (defined('NGINX_HELPER_BASENAME')) {
+            do_action('rt_nginx_helper_purge_all');
+        } elseif (file_exists(WP_CONTENT_DIR.'/wp-cache-config.php') && function_exists('prune_super_cache')) {
             // fallback for WP-Super-Cache
             global $cache_path;
-            if ( is_multisite() ) {
+            if (is_multisite()) {
                 $blog_id = get_current_blog_id();
-                prune_super_cache( get_supercache_dir( $blog_id ), true );
-                prune_super_cache( $cache_path . 'blogs/', true );
+                prune_super_cache(get_supercache_dir($blog_id), true);
+                prune_super_cache($cache_path.'blogs/', true);
             } else {
-                prune_super_cache( $cache_path . 'supercache/', true );
-                prune_super_cache( $cache_path, true );
+                prune_super_cache($cache_path.'supercache/', true);
+                prune_super_cache($cache_path, true);
             }
-        } elseif ( class_exists( 'NginxCache' ) ) {
+        } elseif (class_exists('NginxCache')) {
             $nginx_cache = new NginxCache();
             $nginx_cache->purge_zone_once();
         }

classes/autoptimizeExtra.php

Spacing +199 added lines, -199 removed lines

@@ -3,7 +3,7 @@ 
  * Handles autoptimizeExtra frontend features + admin options page
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
     exit;
 }
 
@@ -28,9 +28,9 @@ 
      *
      * @param array $options Optional. Allows overriding options without having to specify them via admin options page.
      */
-    public function __construct( $options = array() )
+    public function __construct($options = array())
     {
-        if ( empty( $options ) ) {
+        if (empty($options)) {
             $options = self::fetch_options();
         }
 
@@ -47,7 +47,7 @@ 
      */
     public static function instance()
     {
-        if ( null === self::$instance ) {
+        if (null === self::$instance) {
             self::$instance = new self();
         }
 
@@ -56,19 +56,19 @@ 
 
     public function run()
     {
-        if ( is_admin() ) {
-            if ( is_multisite() && is_network_admin() && autoptimizeOptionWrapper::is_ao_active_for_network() ) {
-                add_action( 'network_admin_menu', array( $this, 'admin_menu' ) );
+        if (is_admin()) {
+            if (is_multisite() && is_network_admin() && autoptimizeOptionWrapper::is_ao_active_for_network()) {
+                add_action('network_admin_menu', array($this, 'admin_menu'));
             } else {
-                add_action( 'admin_menu', array( $this, 'admin_menu' ) );
+                add_action('admin_menu', array($this, 'admin_menu'));
             }
-            add_filter( 'autoptimize_filter_settingsscreen_tabs', array( $this, 'add_extra_tab' ) );
+            add_filter('autoptimize_filter_settingsscreen_tabs', array($this, 'add_extra_tab'));
         } else {
-            add_action( 'wp', array( $this, 'run_on_frontend' ) );
+            add_action('wp', array($this, 'run_on_frontend'));
         }
     }
 
-    public function set_options( array $options )
+    public function set_options(array $options)
     {
         $this->options = $options;
 
@@ -77,8 +77,8 @@ 
 
     public static function fetch_options()
     {
-        $value = autoptimizeOptionWrapper::get_option( 'autoptimize_extra_settings' );
-        if ( empty( $value ) ) {
+        $value = autoptimizeOptionWrapper::get_option('autoptimize_extra_settings');
+        if (empty($value)) {
             // Fallback to returning defaults when no stored option exists yet.
             $value = autoptimizeConfig::get_ao_extra_default_options();
         }
@@ -89,55 +89,55 @@ 
     public function disable_emojis()
     {
         // Removing all actions related to emojis!
-        remove_action( 'admin_print_styles', 'print_emoji_styles' );
-        remove_action( 'wp_head', 'print_emoji_detection_script', 7 );
-        remove_action( 'admin_print_scripts', 'print_emoji_detection_script' );
-        remove_action( 'wp_print_styles', 'print_emoji_styles' );
-        remove_filter( 'wp_mail', 'wp_staticize_emoji_for_email' );
-        remove_filter( 'the_content_feed', 'wp_staticize_emoji' );
-        remove_filter( 'comment_text_rss', 'wp_staticize_emoji' );
+        remove_action('admin_print_styles', 'print_emoji_styles');
+        remove_action('wp_head', 'print_emoji_detection_script', 7);
+        remove_action('admin_print_scripts', 'print_emoji_detection_script');
+        remove_action('wp_print_styles', 'print_emoji_styles');
+        remove_filter('wp_mail', 'wp_staticize_emoji_for_email');
+        remove_filter('the_content_feed', 'wp_staticize_emoji');
+        remove_filter('comment_text_rss', 'wp_staticize_emoji');
 
         // Removes TinyMCE emojis.
-        add_filter( 'tiny_mce_plugins', array( $this, 'filter_disable_emojis_tinymce' ) );
+        add_filter('tiny_mce_plugins', array($this, 'filter_disable_emojis_tinymce'));
 
         // Removes emoji dns-preftech.
-        add_filter( 'wp_resource_hints', array( $this, 'filter_remove_emoji_dns_prefetch' ), 10, 2 );
+        add_filter('wp_resource_hints', array($this, 'filter_remove_emoji_dns_prefetch'), 10, 2);
     }
 
-    public function filter_disable_emojis_tinymce( $plugins )
+    public function filter_disable_emojis_tinymce($plugins)
     {
-        if ( is_array( $plugins ) ) {
-            return array_diff( $plugins, array( 'wpemoji' ) );
+        if (is_array($plugins)) {
+            return array_diff($plugins, array('wpemoji'));
         } else {
             return array();
         }
     }
 
-    public function filter_remove_qs( $src )
+    public function filter_remove_qs($src)
     {
-        if ( strpos( $src, '?ver=' ) ) {
-            $src = remove_query_arg( 'ver', $src );
+        if (strpos($src, '?ver=')) {
+            $src = remove_query_arg('ver', $src);
         }
 
         return $src;
     }
 
-    public function extra_async_js( $in )
+    public function extra_async_js($in)
     {
         $exclusions = array();
-        if ( ! empty( $in ) ) {
-            $exclusions = array_fill_keys( array_filter( array_map( 'trim', explode( ',', $in ) ) ), '' );
+        if (!empty($in)) {
+            $exclusions = array_fill_keys(array_filter(array_map('trim', explode(',', $in))), '');
         }
 
         $settings = $this->options['autoptimize_extra_text_field_3'];
-        $async    = array_fill_keys( array_filter( array_map( 'trim', explode( ',', $settings ) ) ), '' );
-        $attr     = apply_filters( 'autoptimize_filter_extra_async', 'async' );
-        foreach ( $async as $k => $v ) {
-            $async[ $k ] = $attr;
+        $async    = array_fill_keys(array_filter(array_map('trim', explode(',', $settings))), '');
+        $attr     = apply_filters('autoptimize_filter_extra_async', 'async');
+        foreach ($async as $k => $v) {
+            $async[$k] = $attr;
         }
 
         // Merge exclusions & asyncs in one array and return to AO API.
-        $merged = array_merge( $exclusions, $async );
+        $merged = array_merge($exclusions, $async);
 
         return $merged;
     }
@@ -148,68 +148,68 @@ 
         // for optimizations are met, this to ensure e.g. removing querystrings
         // is not done when optimizing for logged in users is off, breaking
         // some pagebuilders (Divi & Elementor).
-        if ( false === autoptimizeMain::should_buffer() ) {
+        if (false === autoptimizeMain::should_buffer()) {
             return;
         }
 
         $options = $this->options;
 
         // Disable emojis if specified.
-        if ( ! empty( $options['autoptimize_extra_checkbox_field_1'] ) ) {
+        if (!empty($options['autoptimize_extra_checkbox_field_1'])) {
             $this->disable_emojis();
         }
 
         // Remove version query parameters.
-        if ( ! empty( $options['autoptimize_extra_checkbox_field_0'] ) ) {
-            add_filter( 'script_loader_src', array( $this, 'filter_remove_qs' ), 15, 1 );
-            add_filter( 'style_loader_src', array( $this, 'filter_remove_qs' ), 15, 1 );
+        if (!empty($options['autoptimize_extra_checkbox_field_0'])) {
+            add_filter('script_loader_src', array($this, 'filter_remove_qs'), 15, 1);
+            add_filter('style_loader_src', array($this, 'filter_remove_qs'), 15, 1);
         }
 
         // Avoiding conflicts of interest when async-javascript plugin is active!
-        $async_js_plugin_active = autoptimizeUtils::is_plugin_active( 'async-javascript/async-javascript.php' );
-        if ( ! empty( $options['autoptimize_extra_text_field_3'] ) && ! $async_js_plugin_active ) {
-            add_filter( 'autoptimize_filter_js_exclude', array( $this, 'extra_async_js' ), 10, 1 );
+        $async_js_plugin_active = autoptimizeUtils::is_plugin_active('async-javascript/async-javascript.php');
+        if (!empty($options['autoptimize_extra_text_field_3']) && !$async_js_plugin_active) {
+            add_filter('autoptimize_filter_js_exclude', array($this, 'extra_async_js'), 10, 1);
         }
 
         // Optimize google fonts!
-        if ( ! empty( $options['autoptimize_extra_radio_field_4'] ) && ( '1' !== $options['autoptimize_extra_radio_field_4'] ) ) {
-            add_filter( 'wp_resource_hints', array( $this, 'filter_remove_gfonts_dnsprefetch' ), 10, 2 );
-            add_filter( 'autoptimize_html_after_minify', array( $this, 'filter_optimize_google_fonts' ), 10, 1 );
-            add_filter( 'autoptimize_extra_filter_tobepreconn', array( $this, 'filter_preconnect_google_fonts' ), 10, 1 );
+        if (!empty($options['autoptimize_extra_radio_field_4']) && ('1' !== $options['autoptimize_extra_radio_field_4'])) {
+            add_filter('wp_resource_hints', array($this, 'filter_remove_gfonts_dnsprefetch'), 10, 2);
+            add_filter('autoptimize_html_after_minify', array($this, 'filter_optimize_google_fonts'), 10, 1);
+            add_filter('autoptimize_extra_filter_tobepreconn', array($this, 'filter_preconnect_google_fonts'), 10, 1);
         }
 
         // Preconnect!
-        if ( ! empty( $options['autoptimize_extra_text_field_2'] ) || has_filter( 'autoptimize_extra_filter_tobepreconn' ) ) {
-            add_filter( 'wp_resource_hints', array( $this, 'filter_preconnect' ), 10, 2 );
+        if (!empty($options['autoptimize_extra_text_field_2']) || has_filter('autoptimize_extra_filter_tobepreconn')) {
+            add_filter('wp_resource_hints', array($this, 'filter_preconnect'), 10, 2);
         }
 
         // Preload!
-        if ( ! empty( $options['autoptimize_extra_text_field_7'] ) || has_filter( 'autoptimize_filter_extra_tobepreloaded' ) ) {
-            add_filter( 'autoptimize_html_after_minify', array( $this, 'filter_preload' ), 10, 2 );
+        if (!empty($options['autoptimize_extra_text_field_7']) || has_filter('autoptimize_filter_extra_tobepreloaded')) {
+            add_filter('autoptimize_html_after_minify', array($this, 'filter_preload'), 10, 2);
         }
     }
 
-    public function filter_remove_emoji_dns_prefetch( $urls, $relation_type )
+    public function filter_remove_emoji_dns_prefetch($urls, $relation_type)
     {
-        $emoji_svg_url = apply_filters( 'emoji_svg_url', 'https://s.w.org/images/core/emoji/' );
+        $emoji_svg_url = apply_filters('emoji_svg_url', 'https://s.w.org/images/core/emoji/');
 
-        return $this->filter_remove_dns_prefetch( $urls, $relation_type, $emoji_svg_url );
+        return $this->filter_remove_dns_prefetch($urls, $relation_type, $emoji_svg_url);
     }
 
-    public function filter_remove_gfonts_dnsprefetch( $urls, $relation_type )
+    public function filter_remove_gfonts_dnsprefetch($urls, $relation_type)
     {
-        return $this->filter_remove_dns_prefetch( $urls, $relation_type, 'fonts.googleapis.com' );
+        return $this->filter_remove_dns_prefetch($urls, $relation_type, 'fonts.googleapis.com');
     }
 
-    public function filter_remove_dns_prefetch( $urls, $relation_type, $url_to_remove )
+    public function filter_remove_dns_prefetch($urls, $relation_type, $url_to_remove)
     {
         $url_to_remove = (string) $url_to_remove;
 
-        if ( ! empty( $url_to_remove ) && 'dns-prefetch' === $relation_type ) {
+        if (!empty($url_to_remove) && 'dns-prefetch' === $relation_type) {
             $cnt = 0;
-            foreach ( $urls as $url ) {
-                if ( false !== strpos( $url, $url_to_remove ) ) {
-                    unset( $urls[ $cnt ] );
+            foreach ($urls as $url) {
+                if (false !== strpos($url, $url_to_remove)) {
+                    unset($urls[$cnt]);
                 }
                 $cnt++;
             }
@@ -218,153 +218,153 @@ 
         return $urls;
     }
 
-    public function filter_optimize_google_fonts( $in )
+    public function filter_optimize_google_fonts($in)
     {
         // Extract fonts, partly based on wp rocket's extraction code.
-        $markup = preg_replace( '/<!--(.*)-->/Uis', '', $in );
-        preg_match_all( '#<link(?:\s+(?:(?!href\s*=\s*)[^>])+)?(?:\s+href\s*=\s*([\'"])((?:https?:)?\/\/fonts\.googleapis\.com\/css(?:(?!\1).)+)\1)(?:\s+[^>]*)?>#iU', $markup, $matches );
+        $markup = preg_replace('/<!--(.*)-->/Uis', '', $in);
+        preg_match_all('#<link(?:\s+(?:(?!href\s*=\s*)[^>])+)?(?:\s+href\s*=\s*([\'"])((?:https?:)?\/\/fonts\.googleapis\.com\/css(?:(?!\1).)+)\1)(?:\s+[^>]*)?>#iU', $markup, $matches);
 
         $fonts_collection = array();
-        if ( ! $matches[2] ) {
+        if (!$matches[2]) {
             return $in;
         }
 
         // Store them in $fonts array.
         $i = 0;
-        foreach ( $matches[2] as $font ) {
-            if ( ! preg_match( '/rel=["\']dns-prefetch["\']/', $matches[0][ $i ] ) ) {
+        foreach ($matches[2] as $font) {
+            if (!preg_match('/rel=["\']dns-prefetch["\']/', $matches[0][$i])) {
                 // Get fonts name.
-                $font = str_replace( array( '%7C', '%7c' ), '|', $font );
-                if ( strpos( $font, 'fonts.googleapis.com/css2' ) !== false ) {
+                $font = str_replace(array('%7C', '%7c'), '|', $font);
+                if (strpos($font, 'fonts.googleapis.com/css2') !== false) {
                     // (Somewhat) change Google Fonts APIv2 syntax back to v1.
                     // todo: support for 100..900
-                    $font = rawurldecode( $font );
-                    $font = str_replace( array( 'css2?', 'ital,wght@', 'wght@', 'ital@', '0,', '1,', ':1', ';', '&family=' ), array( 'css?', '', '', '', '', 'italic', ':italic', ',', '%7C' ), $font );
+                    $font = rawurldecode($font);
+                    $font = str_replace(array('css2?', 'ital,wght@', 'wght@', 'ital@', '0,', '1,', ':1', ';', '&family='), array('css?', '', '', '', '', 'italic', ':italic', ',', '%7C'), $font);
                 }
-                $font = explode( 'family=', $font );
-                $font = ( isset( $font[1] ) ) ? explode( '&', $font[1] ) : array();
+                $font = explode('family=', $font);
+                $font = (isset($font[1])) ? explode('&', $font[1]) : array();
                 // Add font to $fonts[$i] but make sure not to pollute with an empty family!
-                $_thisfont = array_values( array_filter( explode( '|', reset( $font ) ) ) );
-                if ( ! empty( $_thisfont ) ) {
-                    $fonts_collection[ $i ]['fonts'] = $_thisfont;
+                $_thisfont = array_values(array_filter(explode('|', reset($font))));
+                if (!empty($_thisfont)) {
+                    $fonts_collection[$i]['fonts'] = $_thisfont;
                     // And add subset if any!
-                    $subset = ( is_array( $font ) ) ? end( $font ) : '';
-                    if ( false !== strpos( $subset, 'subset=' ) ) {
-                        $subset                            = str_replace( array( '%2C', '%2c' ), ',', $subset );
-                        $subset                            = explode( 'subset=', $subset );
-                        $fonts_collection[ $i ]['subsets'] = explode( ',', $subset[1] );
+                    $subset = (is_array($font)) ? end($font) : '';
+                    if (false !== strpos($subset, 'subset=')) {
+                        $subset                            = str_replace(array('%2C', '%2c'), ',', $subset);
+                        $subset                            = explode('subset=', $subset);
+                        $fonts_collection[$i]['subsets'] = explode(',', $subset[1]);
                     }
                 }
                 // And remove Google Fonts.
-                $in = str_replace( $matches[0][ $i ], '', $in );
+                $in = str_replace($matches[0][$i], '', $in);
             }
             $i++;
         }
 
         $options      = $this->options;
         $fonts_markup = '';
-        if ( '2' === $options['autoptimize_extra_radio_field_4'] ) {
+        if ('2' === $options['autoptimize_extra_radio_field_4']) {
             // Remove Google Fonts.
-            unset( $fonts_collection );
+            unset($fonts_collection);
             return $in;
-        } elseif ( '3' === $options['autoptimize_extra_radio_field_4'] || '5' === $options['autoptimize_extra_radio_field_4'] ) {
+        } elseif ('3' === $options['autoptimize_extra_radio_field_4'] || '5' === $options['autoptimize_extra_radio_field_4']) {
             // Aggregate & link!
             $fonts_string  = '';
             $subset_string = '';
-            foreach ( $fonts_collection as $font ) {
-                $fonts_string .= '|' . trim( implode( '|', $font['fonts'] ), '|' );
-                if ( ! empty( $font['subsets'] ) ) {
-                    $subset_string .= ',' . trim( implode( ',', $font['subsets'] ), ',' );
+            foreach ($fonts_collection as $font) {
+                $fonts_string .= '|'.trim(implode('|', $font['fonts']), '|');
+                if (!empty($font['subsets'])) {
+                    $subset_string .= ','.trim(implode(',', $font['subsets']), ',');
                 }
             }
 
-            if ( ! empty( $subset_string ) ) {
-                $subset_string = str_replace( ',', '%2C', ltrim( $subset_string, ',' ) );
-                $fonts_string  = $fonts_string . '&#038;subset=' . $subset_string;
+            if (!empty($subset_string)) {
+                $subset_string = str_replace(',', '%2C', ltrim($subset_string, ','));
+                $fonts_string  = $fonts_string.'&#038;subset='.$subset_string;
             }
 
-            $fonts_string = apply_filters( 'autoptimize_filter_extra_gfont_fontstring', str_replace( '|', '%7C', ltrim( $fonts_string, '|' ) ) );
+            $fonts_string = apply_filters('autoptimize_filter_extra_gfont_fontstring', str_replace('|', '%7C', ltrim($fonts_string, '|')));
             // only add display parameter if there is none in $fonts_string (by virtue of the filter).
-            if ( strpos( $fonts_string, 'display=' ) === false ) {
-                $fonts_string .= apply_filters( 'autoptimize_filter_extra_gfont_display', '&amp;display=swap' );
+            if (strpos($fonts_string, 'display=') === false) {
+                $fonts_string .= apply_filters('autoptimize_filter_extra_gfont_display', '&amp;display=swap');
             }
 
-            if ( ! empty( $fonts_string ) ) {
-                if ( '5' === $options['autoptimize_extra_radio_field_4'] ) {
-                    $rel_string = 'rel="stylesheet" media="print" onload="' . autoptimizeConfig::get_ao_css_preload_onload() . '"';
+            if (!empty($fonts_string)) {
+                if ('5' === $options['autoptimize_extra_radio_field_4']) {
+                    $rel_string = 'rel="stylesheet" media="print" onload="'.autoptimizeConfig::get_ao_css_preload_onload().'"';
                 } else {
                     $rel_string = 'rel="stylesheet"';
                 }
-                $fonts_markup = '<link ' . $rel_string . ' id="ao_optimized_gfonts" href="https://fonts.googleapis.com/css?family=' . $fonts_string . '" />';
+                $fonts_markup = '<link '.$rel_string.' id="ao_optimized_gfonts" href="https://fonts.googleapis.com/css?family='.$fonts_string.'" />';
             }
-        } elseif ( '4' === $options['autoptimize_extra_radio_field_4'] ) {
+        } elseif ('4' === $options['autoptimize_extra_radio_field_4']) {
             // Aggregate & load async (webfont.js impl.)!
             $fonts_array = array();
-            foreach ( $fonts_collection as $_fonts ) {
-                if ( ! empty( $_fonts['subsets'] ) ) {
-                    $_subset = implode( ',', $_fonts['subsets'] );
-                    foreach ( $_fonts['fonts'] as $key => $_one_font ) {
-                        $_one_font               = $_one_font . ':' . $_subset;
-                        $_fonts['fonts'][ $key ] = $_one_font;
+            foreach ($fonts_collection as $_fonts) {
+                if (!empty($_fonts['subsets'])) {
+                    $_subset = implode(',', $_fonts['subsets']);
+                    foreach ($_fonts['fonts'] as $key => $_one_font) {
+                        $_one_font               = $_one_font.':'.$_subset;
+                        $_fonts['fonts'][$key] = $_one_font;
                     }
                 }
-                $fonts_array = array_merge( $fonts_array, $_fonts['fonts'] );
+                $fonts_array = array_merge($fonts_array, $_fonts['fonts']);
             }
 
-            $fonts_array = array_map( 'urldecode', $fonts_array );
+            $fonts_array = array_map('urldecode', $fonts_array);
             $fonts_array = array_map(
-                function( $_f ) {
-                    return trim( $_f, ',' );
+                function($_f) {
+                    return trim($_f, ',');
                 },
                 $fonts_array
             );
 
             // type attrib on <script not added by default.
             $type_js = '';
-            if ( apply_filters( 'autoptimize_filter_cssjs_addtype', false ) ) {
+            if (apply_filters('autoptimize_filter_cssjs_addtype', false)) {
                 $type_js = 'type="text/javascript" ';
             }
 
-            $fonts_markup         = '<script ' . $type_js . 'data-cfasync="false" id="ao_optimized_gfonts_config">WebFontConfig={google:{families:' . wp_json_encode( $fonts_array ) . ' },classes:false, events:false, timeout:1500};</script>';
-            $fonts_library_markup = '<script ' . $type_js . 'data-cfasync="false" id="ao_optimized_gfonts_webfontloader">(function() {var wf = document.createElement(\'script\');wf.src=\'https://ajax.googleapis.com/ajax/libs/webfont/1/webfont.js\';wf.type=\'text/javascript\';wf.async=\'true\';var s=document.getElementsByTagName(\'script\')[0];s.parentNode.insertBefore(wf, s);})();</script>';
-            $in                   = substr_replace( $in, $fonts_library_markup . '</head>', strpos( $in, '</head>' ), strlen( '</head>' ) );
+            $fonts_markup         = '<script '.$type_js.'data-cfasync="false" id="ao_optimized_gfonts_config">WebFontConfig={google:{families:'.wp_json_encode($fonts_array).' },classes:false, events:false, timeout:1500};</script>';
+            $fonts_library_markup = '<script '.$type_js.'data-cfasync="false" id="ao_optimized_gfonts_webfontloader">(function() {var wf = document.createElement(\'script\');wf.src=\'https://ajax.googleapis.com/ajax/libs/webfont/1/webfont.js\';wf.type=\'text/javascript\';wf.async=\'true\';var s=document.getElementsByTagName(\'script\')[0];s.parentNode.insertBefore(wf, s);})();</script>';
+            $in                   = substr_replace($in, $fonts_library_markup.'</head>', strpos($in, '</head>'), strlen('</head>'));
         }
 
         // Replace back in markup.
-        $inject_point = apply_filters( 'autoptimize_filter_extra_gfont_injectpoint', '<link' );
-        $out          = substr_replace( $in, $fonts_markup . $inject_point, strpos( $in, $inject_point ), strlen( $inject_point ) );
-        unset( $fonts_collection );
+        $inject_point = apply_filters('autoptimize_filter_extra_gfont_injectpoint', '<link');
+        $out          = substr_replace($in, $fonts_markup.$inject_point, strpos($in, $inject_point), strlen($inject_point));
+        unset($fonts_collection);
 
         return $out;
     }
 
-    public function filter_preconnect( $hints, $relation_type )
+    public function filter_preconnect($hints, $relation_type)
     {
         $options  = $this->options;
         $preconns = array();
 
         // Get settings and store in array.
-        if ( array_key_exists( 'autoptimize_extra_text_field_2', $options ) ) {
-            $preconns = array_filter( array_map( 'trim', explode( ',', $options['autoptimize_extra_text_field_2'] ) ) );
+        if (array_key_exists('autoptimize_extra_text_field_2', $options)) {
+            $preconns = array_filter(array_map('trim', explode(',', $options['autoptimize_extra_text_field_2'])));
         }
-        $preconns = apply_filters( 'autoptimize_extra_filter_tobepreconn', $preconns );
+        $preconns = apply_filters('autoptimize_extra_filter_tobepreconn', $preconns);
 
         // Walk array, extract domain and add to new array with crossorigin attribute.
-        foreach ( $preconns as $preconn ) {
+        foreach ($preconns as $preconn) {
             $domain = '';
-            $parsed = parse_url( $preconn );
-            if ( is_array( $parsed ) && ! empty( $parsed['host'] ) && empty( $parsed['scheme'] ) ) {
-                $domain = '//' . $parsed['host'];
-            } elseif ( is_array( $parsed ) && ! empty( $parsed['host'] ) ) {
-                $domain = $parsed['scheme'] . '://' . $parsed['host'];
+            $parsed = parse_url($preconn);
+            if (is_array($parsed) && !empty($parsed['host']) && empty($parsed['scheme'])) {
+                $domain = '//'.$parsed['host'];
+            } elseif (is_array($parsed) && !empty($parsed['host'])) {
+                $domain = $parsed['scheme'].'://'.$parsed['host'];
             }
 
-            if ( ! empty( $domain ) ) {
-                $hint = array( 'href' => $domain );
+            if (!empty($domain)) {
+                $hint = array('href' => $domain);
                 // Fonts don't get preconnected unless crossorigin flag is set, non-fonts don't get preconnected if origin flag is set
                 // so hardcode fonts.gstatic.com to come with crossorigin and have filter to add other domains if needed.
-                $crossorigins = apply_filters( 'autoptimize_extra_filter_preconn_crossorigin', array( 'https://fonts.gstatic.com' ) );
-                if ( in_array( $domain, $crossorigins ) ) {
+                $crossorigins = apply_filters('autoptimize_extra_filter_preconn_crossorigin', array('https://fonts.gstatic.com'));
+                if (in_array($domain, $crossorigins)) {
                     $hint['crossorigin'] = 'anonymous';
                 }
                 $new_hints[] = $hint;
@@ -372,21 +372,21 @@ 
         }
 
         // Merge in WP's preconnect hints.
-        if ( 'preconnect' === $relation_type && ! empty( $new_hints ) ) {
-            $hints = array_merge( $hints, $new_hints );
+        if ('preconnect' === $relation_type && !empty($new_hints)) {
+            $hints = array_merge($hints, $new_hints);
         }
 
         return $hints;
     }
 
-    public function filter_preconnect_google_fonts( $in )
+    public function filter_preconnect_google_fonts($in)
     {
-        if ( '2' !== $this->options['autoptimize_extra_radio_field_4'] ) {
+        if ('2' !== $this->options['autoptimize_extra_radio_field_4']) {
             // Preconnect to fonts.gstatic.com unless we remove gfonts.
             $in[] = 'https://fonts.gstatic.com';
         }
 
-        if ( '4' === $this->options['autoptimize_extra_radio_field_4'] ) {
+        if ('4' === $this->options['autoptimize_extra_radio_field_4']) {
             // Preconnect even more hosts for webfont.js!
             $in[] = 'https://ajax.googleapis.com';
             $in[] = 'https://fonts.googleapis.com';
@@ -395,76 +395,76 @@ 
         return $in;
     }
 
-    public function filter_preload( $in ) {
+    public function filter_preload($in) {
         // make array from comma separated list.
         $options  = $this->options;
         $preloads = array();
-        if ( array_key_exists( 'autoptimize_extra_text_field_7', $options ) ) {
-            $preloads = array_filter( array_map( 'trim', explode( ',', $options['autoptimize_extra_text_field_7'] ) ) );
+        if (array_key_exists('autoptimize_extra_text_field_7', $options)) {
+            $preloads = array_filter(array_map('trim', explode(',', $options['autoptimize_extra_text_field_7'])));
         }
-        $preloads = apply_filters( 'autoptimize_filter_extra_tobepreloaded', $preloads );
+        $preloads = apply_filters('autoptimize_filter_extra_tobepreloaded', $preloads);
 
         // immediately return if nothing to be preloaded.
-        if ( empty( $preloads ) ) {
+        if (empty($preloads)) {
             return $in;
         }
 
         // iterate through array and add preload link to tmp string.
         $preload_output = '';
-        foreach ( $preloads as $preload ) {
+        foreach ($preloads as $preload) {
             $crossorigin = '';
             $preload_as  = '';
             $mime_type   = '';
-            $_preload    = strtok( $preload, '?' );
+            $_preload    = strtok($preload, '?');
 
-            if ( autoptimizeUtils::str_ends_in( $_preload, '.css' ) ) {
+            if (autoptimizeUtils::str_ends_in($_preload, '.css')) {
                 $preload_as = 'style';
-            } elseif ( autoptimizeUtils::str_ends_in( $_preload, '.js' ) ) {
+            } elseif (autoptimizeUtils::str_ends_in($_preload, '.js')) {
                 $preload_as = 'script';
-            } elseif ( autoptimizeUtils::str_ends_in( $_preload, '.woff' ) || autoptimizeUtils::str_ends_in( $_preload, '.woff2' ) || autoptimizeUtils::str_ends_in( $_preload, '.ttf' ) || autoptimizeUtils::str_ends_in( $_preload, '.eot' ) || autoptimizeUtils::str_ends_in( $_preload, '.otf' ) ) {
+            } elseif (autoptimizeUtils::str_ends_in($_preload, '.woff') || autoptimizeUtils::str_ends_in($_preload, '.woff2') || autoptimizeUtils::str_ends_in($_preload, '.ttf') || autoptimizeUtils::str_ends_in($_preload, '.eot') || autoptimizeUtils::str_ends_in($_preload, '.otf')) {
                 $preload_as  = 'font';
                 $crossorigin = ' crossorigin';
-                $mime_type   = ' type="font/' . pathinfo( $_preload, PATHINFO_EXTENSION ) . '"';
-                if ( ' type="font/eot"' === $mime_type ) {
+                $mime_type   = ' type="font/'.pathinfo($_preload, PATHINFO_EXTENSION).'"';
+                if (' type="font/eot"' === $mime_type) {
                     $mime_type = 'application/vnd.ms-fontobject';
                 }
-            } elseif ( autoptimizeUtils::str_ends_in( $_preload, '.jpeg' ) || autoptimizeUtils::str_ends_in( $_preload, '.jpg' ) || autoptimizeUtils::str_ends_in( $_preload, '.webp' ) || autoptimizeUtils::str_ends_in( $_preload, '.png' ) || autoptimizeUtils::str_ends_in( $_preload, '.gif' ) ) {
+            } elseif (autoptimizeUtils::str_ends_in($_preload, '.jpeg') || autoptimizeUtils::str_ends_in($_preload, '.jpg') || autoptimizeUtils::str_ends_in($_preload, '.webp') || autoptimizeUtils::str_ends_in($_preload, '.png') || autoptimizeUtils::str_ends_in($_preload, '.gif')) {
                 $preload_as = 'image';
             } else {
                 $preload_as = 'other';
             }
 
-            $preload_output .= '<link rel="preload" href="' . $preload . '" as="' . $preload_as . '"' . $mime_type . $crossorigin . '>';
+            $preload_output .= '<link rel="preload" href="'.$preload.'" as="'.$preload_as.'"'.$mime_type.$crossorigin.'>';
         }
-        $preload_output = apply_filters( 'autoptimize_filter_extra_preload_output', $preload_output );
+        $preload_output = apply_filters('autoptimize_filter_extra_preload_output', $preload_output);
 
         // add string to head (before first link node by default).
-        $preload_inject = apply_filters( 'autoptimize_filter_extra_preload_inject', '<link' );
-        $position       = autoptimizeUtils::strpos( $in, $preload_inject );
+        $preload_inject = apply_filters('autoptimize_filter_extra_preload_inject', '<link');
+        $position       = autoptimizeUtils::strpos($in, $preload_inject);
 
-        return autoptimizeUtils::substr_replace( $in, $preload_output . $preload_inject, $position, strlen( $preload_inject ) );
+        return autoptimizeUtils::substr_replace($in, $preload_output.$preload_inject, $position, strlen($preload_inject));
     }
 
     public function admin_menu()
     {
         // no acces if multisite and not network admin and no site config allowed.
-        if ( autoptimizeConfig::should_show_menu_tabs() ) {
+        if (autoptimizeConfig::should_show_menu_tabs()) {
             add_submenu_page(
                 null,
                 'autoptimize_extra',
                 'autoptimize_extra',
                 'manage_options',
                 'autoptimize_extra',
-                array( $this, 'options_page' )
+                array($this, 'options_page')
             );
         }
-        register_setting( 'autoptimize_extra_settings', 'autoptimize_extra_settings' );
+        register_setting('autoptimize_extra_settings', 'autoptimize_extra_settings');
     }
 
-    public function add_extra_tab( $in )
+    public function add_extra_tab($in)
     {
-        if ( autoptimizeConfig::should_show_menu_tabs() ) {
-            $in = array_merge( $in, array( 'autoptimize_extra' => __( 'Extra', 'autoptimize' ) ) );
+        if (autoptimizeConfig::should_show_menu_tabs()) {
+            $in = array_merge($in, array('autoptimize_extra' => __('Extra', 'autoptimize')));
         }
 
         return $in;
@@ -484,97 +484,97 @@ 
         #ao_settings_form .form-table th {font-weight: normal;}
         #autoptimize_extra_descr{font-size: 120%;}
     </style>
-    <script>document.title = "Autoptimize: <?php _e( 'Extra', 'autoptimize' ); ?> " + document.title;</script>
+    <script>document.title = "Autoptimize: <?php _e('Extra', 'autoptimize'); ?> " + document.title;</script>
     <div class="wrap">
-    <h1><?php _e( 'Autoptimize Settings', 'autoptimize' ); ?></h1>
+    <h1><?php _e('Autoptimize Settings', 'autoptimize'); ?></h1>
         <?php echo autoptimizeConfig::ao_admin_tabs(); ?>
-        <?php if ( 'on' !== autoptimizeOptionWrapper::get_option( 'autoptimize_js' ) && 'on' !== autoptimizeOptionWrapper::get_option( 'autoptimize_css' ) && 'on' !== autoptimizeOptionWrapper::get_option( 'autoptimize_html' ) && ! autoptimizeImages::imgopt_active() ) { ?>
+        <?php if ('on' !== autoptimizeOptionWrapper::get_option('autoptimize_js') && 'on' !== autoptimizeOptionWrapper::get_option('autoptimize_css') && 'on' !== autoptimizeOptionWrapper::get_option('autoptimize_html') && !autoptimizeImages::imgopt_active()) { ?>
             <div class="notice-warning notice"><p>
-            <?php _e( 'Most of below Extra optimizations require at least one of HTML, JS, CSS or Image autoptimizations being active.', 'autoptimize' ); ?>
+            <?php _e('Most of below Extra optimizations require at least one of HTML, JS, CSS or Image autoptimizations being active.', 'autoptimize'); ?>
             </p></div>
         <?php } ?>
 
-    <form id='ao_settings_form' action='<?php echo admin_url( 'options.php' ); ?>' method='post'>
-        <?php settings_fields( 'autoptimize_extra_settings' ); ?>
-        <h2><?php _e( 'Extra Auto-Optimizations', 'autoptimize' ); ?></h2>
-        <span id='autoptimize_extra_descr'><?php _e( 'The following settings can improve your site\'s performance even more.', 'autoptimize' ); ?></span>
+    <form id='ao_settings_form' action='<?php echo admin_url('options.php'); ?>' method='post'>
+        <?php settings_fields('autoptimize_extra_settings'); ?>
+        <h2><?php _e('Extra Auto-Optimizations', 'autoptimize'); ?></h2>
+        <span id='autoptimize_extra_descr'><?php _e('The following settings can improve your site\'s performance even more.', 'autoptimize'); ?></span>
         <table class="form-table">
             <tr>
-                <th scope="row"><?php _e( 'Google Fonts', 'autoptimize' ); ?></th>
+                <th scope="row"><?php _e('Google Fonts', 'autoptimize'); ?></th>
                 <td>
-                    <input type="radio" name="autoptimize_extra_settings[autoptimize_extra_radio_field_4]" value="1" <?php if ( ! in_array( $gfonts, array( 2, 3, 4, 5 ) ) ) { echo 'checked'; } ?> ><?php _e( 'Leave as is', 'autoptimize' ); ?><br/>
-                    <input type="radio" name="autoptimize_extra_settings[autoptimize_extra_radio_field_4]" value="2" <?php checked( 2, $gfonts, true ); ?> ><?php _e( 'Remove Google Fonts', 'autoptimize' ); ?><br/>
+                    <input type="radio" name="autoptimize_extra_settings[autoptimize_extra_radio_field_4]" value="1" <?php if (!in_array($gfonts, array(2, 3, 4, 5))) { echo 'checked'; } ?> ><?php _e('Leave as is', 'autoptimize'); ?><br/>
+                    <input type="radio" name="autoptimize_extra_settings[autoptimize_extra_radio_field_4]" value="2" <?php checked(2, $gfonts, true); ?> ><?php _e('Remove Google Fonts', 'autoptimize'); ?><br/>
                     <?php // translators: "display:swap" should remain untranslated, will be shown in code tags. ?>
-                    <input type="radio" name="autoptimize_extra_settings[autoptimize_extra_radio_field_4]" value="3" <?php checked( 3, $gfonts, true ); ?> ><?php echo __( 'Combine and link in head (fonts load fast but are render-blocking)', 'autoptimize' ) . ', ' . sprintf( __( 'includes %1$sdisplay:swap%2$s.', 'autoptimize' ), '<code>', '</code>' ); ?><br/>
+                    <input type="radio" name="autoptimize_extra_settings[autoptimize_extra_radio_field_4]" value="3" <?php checked(3, $gfonts, true); ?> ><?php echo __('Combine and link in head (fonts load fast but are render-blocking)', 'autoptimize').', '.sprintf(__('includes %1$sdisplay:swap%2$s.', 'autoptimize'), '<code>', '</code>'); ?><br/>
                     <?php // translators: "display:swap" should remain untranslated, will be shown in code tags. ?>
-                    <input type="radio" name="autoptimize_extra_settings[autoptimize_extra_radio_field_4]" value="5" <?php checked( 5, $gfonts, true ); ?> ><?php echo __( 'Combine and link deferred in head (fonts load late, but are not render-blocking)', 'autoptimize' ) . ', ' . sprintf( __( 'includes %1$sdisplay:swap%2$s.', 'autoptimize' ), '<code>', '</code>' ); ?><br/>
-                    <input type="radio" name="autoptimize_extra_settings[autoptimize_extra_radio_field_4]" value="4" <?php checked( 4, $gfonts, true ); ?> ><?php echo __( 'Combine and load fonts asynchronously with <a href="https://github.com/typekit/webfontloader#readme" target="_blank">webfont.js</a>', 'autoptimize' ) . ' ' . __( '(deprecated)', 'autoptimize' ); ?><br/>
+                    <input type="radio" name="autoptimize_extra_settings[autoptimize_extra_radio_field_4]" value="5" <?php checked(5, $gfonts, true); ?> ><?php echo __('Combine and link deferred in head (fonts load late, but are not render-blocking)', 'autoptimize').', '.sprintf(__('includes %1$sdisplay:swap%2$s.', 'autoptimize'), '<code>', '</code>'); ?><br/>
+                    <input type="radio" name="autoptimize_extra_settings[autoptimize_extra_radio_field_4]" value="4" <?php checked(4, $gfonts, true); ?> ><?php echo __('Combine and load fonts asynchronously with <a href="https://github.com/typekit/webfontloader#readme" target="_blank">webfont.js</a>', 'autoptimize').' '.__('(deprecated)', 'autoptimize'); ?><br/>
                 </td>
             </tr>
             <tr>
-                <th scope="row"><?php _e( 'Remove emojis', 'autoptimize' ); ?></th>
+                <th scope="row"><?php _e('Remove emojis', 'autoptimize'); ?></th>
                 <td>
-                    <label><input type='checkbox' name='autoptimize_extra_settings[autoptimize_extra_checkbox_field_1]' <?php if ( ! empty( $options['autoptimize_extra_checkbox_field_1'] ) && '1' === $options['autoptimize_extra_checkbox_field_1'] ) { echo 'checked="checked"'; } ?> value='1'><?php _e( 'Removes WordPress\' core emojis\' inline CSS, inline JavaScript, and an otherwise un-autoptimized JavaScript file.', 'autoptimize' ); ?></label>
+                    <label><input type='checkbox' name='autoptimize_extra_settings[autoptimize_extra_checkbox_field_1]' <?php if (!empty($options['autoptimize_extra_checkbox_field_1']) && '1' === $options['autoptimize_extra_checkbox_field_1']) { echo 'checked="checked"'; } ?> value='1'><?php _e('Removes WordPress\' core emojis\' inline CSS, inline JavaScript, and an otherwise un-autoptimized JavaScript file.', 'autoptimize'); ?></label>
                 </td>
             </tr>
             <tr>
-                <th scope="row"><?php _e( 'Remove query strings from static resources', 'autoptimize' ); ?></th>
+                <th scope="row"><?php _e('Remove query strings from static resources', 'autoptimize'); ?></th>
                 <td>
-                    <label><input type='checkbox' name='autoptimize_extra_settings[autoptimize_extra_checkbox_field_0]' <?php if ( ! empty( $options['autoptimize_extra_checkbox_field_0'] ) && '1' === $options['autoptimize_extra_checkbox_field_0'] ) { echo 'checked="checked"'; } ?> value='1'><?php _e( 'Removing query strings (or more specifically the <code>ver</code> parameter) will not improve load time, but might improve performance scores.', 'autoptimize' ); ?></label>
+                    <label><input type='checkbox' name='autoptimize_extra_settings[autoptimize_extra_checkbox_field_0]' <?php if (!empty($options['autoptimize_extra_checkbox_field_0']) && '1' === $options['autoptimize_extra_checkbox_field_0']) { echo 'checked="checked"'; } ?> value='1'><?php _e('Removing query strings (or more specifically the <code>ver</code> parameter) will not improve load time, but might improve performance scores.', 'autoptimize'); ?></label>
                 </td>
             </tr>
             <tr>
-                <th scope="row"><?php _e( 'Preconnect to 3rd party domains <em>(advanced users)</em>', 'autoptimize' ); ?></th>
+                <th scope="row"><?php _e('Preconnect to 3rd party domains <em>(advanced users)</em>', 'autoptimize'); ?></th>
                 <td>
-                    <label><input type='text' style='width:80%' name='autoptimize_extra_settings[autoptimize_extra_text_field_2]' value='<?php if ( array_key_exists( 'autoptimize_extra_text_field_2', $options ) ) { echo esc_attr( $options['autoptimize_extra_text_field_2'] ); } ?>'><br /><?php _e( 'Add 3rd party domains you want the browser to <a href="https://www.keycdn.com/support/preconnect/#primary" target="_blank">preconnect</a> to, separated by comma\'s. Make sure to include the correct protocol (HTTP or HTTPS).', 'autoptimize' ); ?></label>
+                    <label><input type='text' style='width:80%' name='autoptimize_extra_settings[autoptimize_extra_text_field_2]' value='<?php if (array_key_exists('autoptimize_extra_text_field_2', $options)) { echo esc_attr($options['autoptimize_extra_text_field_2']); } ?>'><br /><?php _e('Add 3rd party domains you want the browser to <a href="https://www.keycdn.com/support/preconnect/#primary" target="_blank">preconnect</a> to, separated by comma\'s. Make sure to include the correct protocol (HTTP or HTTPS).', 'autoptimize'); ?></label>
                 </td>
             </tr>
             <tr>
-                <th scope="row"><?php _e( 'Preload specific requests <em>(advanced users)</em>', 'autoptimize' ); ?></th>
+                <th scope="row"><?php _e('Preload specific requests <em>(advanced users)</em>', 'autoptimize'); ?></th>
                 <td>
-                    <label><input type='text' style='width:80%' name='autoptimize_extra_settings[autoptimize_extra_text_field_7]' value='<?php if ( array_key_exists( 'autoptimize_extra_text_field_7', $options ) ) { echo esc_attr( $options['autoptimize_extra_text_field_7'] ); } ?>'><br /><?php _e( 'Comma-separated list with full URL\'s of to to-be-preloaded resources. To be used sparingly!', 'autoptimize' ); ?></label>
+                    <label><input type='text' style='width:80%' name='autoptimize_extra_settings[autoptimize_extra_text_field_7]' value='<?php if (array_key_exists('autoptimize_extra_text_field_7', $options)) { echo esc_attr($options['autoptimize_extra_text_field_7']); } ?>'><br /><?php _e('Comma-separated list with full URL\'s of to to-be-preloaded resources. To be used sparingly!', 'autoptimize'); ?></label>
                 </td>
             </tr>
             <tr>
-                <th scope="row"><?php _e( 'Async Javascript-files <em>(advanced users)</em>', 'autoptimize' ); ?></th>
+                <th scope="row"><?php _e('Async Javascript-files <em>(advanced users)</em>', 'autoptimize'); ?></th>
                 <td>
                     <?php
-                    if ( autoptimizeUtils::is_plugin_active( 'async-javascript/async-javascript.php' ) ) {
+                    if (autoptimizeUtils::is_plugin_active('async-javascript/async-javascript.php')) {
                         // translators: link points Async Javascript settings page.
-                        printf( __( 'You have "Async JavaScript" installed, %1$sconfiguration of async javascript is best done there%2$s.', 'autoptimize' ), '<a href="' . 'options-general.php?page=async-javascript' . '">', '</a>' );
+                        printf(__('You have "Async JavaScript" installed, %1$sconfiguration of async javascript is best done there%2$s.', 'autoptimize'), '<a href="'.'options-general.php?page=async-javascript'.'">', '</a>');
                     } else {
                         ?>
-                        <input type='text' style='width:80%' name='autoptimize_extra_settings[autoptimize_extra_text_field_3]' value='<?php if ( array_key_exists( 'autoptimize_extra_text_field_3', $options ) ) { echo esc_attr( $options['autoptimize_extra_text_field_3'] ); } ?>'>
+                        <input type='text' style='width:80%' name='autoptimize_extra_settings[autoptimize_extra_text_field_3]' value='<?php if (array_key_exists('autoptimize_extra_text_field_3', $options)) { echo esc_attr($options['autoptimize_extra_text_field_3']); } ?>'>
                         <br />
                         <?php
-                            _e( 'Comma-separated list of local or 3rd party JS-files that should loaded with the <code>async</code> flag. JS-files from your own site will be automatically excluded if added here. ', 'autoptimize' );
+                            _e('Comma-separated list of local or 3rd party JS-files that should loaded with the <code>async</code> flag. JS-files from your own site will be automatically excluded if added here. ', 'autoptimize');
                             // translators: %s will be replaced by a link to the "async javascript" plugin.
-                            echo sprintf( __( 'Configuration of async javascript is easier and more flexible using the %s plugin.', 'autoptimize' ), '"<a href="https://wordpress.org/plugins/async-javascript" target="_blank">Async Javascript</a>"' );
-                            $asj_install_url = network_admin_url() . 'plugin-install.php?s=async+javascript&tab=search&type=term';
-                            echo sprintf( ' <a href="' . $asj_install_url . '">%s</a>', __( 'Click here to install and activate it.', 'autoptimize' ) );
+                            echo sprintf(__('Configuration of async javascript is easier and more flexible using the %s plugin.', 'autoptimize'), '"<a href="https://wordpress.org/plugins/async-javascript" target="_blank">Async Javascript</a>"');
+                            $asj_install_url = network_admin_url().'plugin-install.php?s=async+javascript&tab=search&type=term';
+                            echo sprintf(' <a href="'.$asj_install_url.'">%s</a>', __('Click here to install and activate it.', 'autoptimize'));
                     }
                     ?>
                 </td>
             </tr>
             <tr>
-                <th scope="row"><?php _e( 'Optimize YouTube videos', 'autoptimize' ); ?></th>
+                <th scope="row"><?php _e('Optimize YouTube videos', 'autoptimize'); ?></th>
                 <td>
                     <?php
-                    if ( autoptimizeUtils::is_plugin_active( 'wp-youtube-lyte/wp-youtube-lyte.php' ) ) {
-                        _e( 'Great, you have WP YouTube Lyte installed.', 'autoptimize' );
+                    if (autoptimizeUtils::is_plugin_active('wp-youtube-lyte/wp-youtube-lyte.php')) {
+                        _e('Great, you have WP YouTube Lyte installed.', 'autoptimize');
                         $lyte_config_url = 'options-general.php?page=lyte_settings_page';
-                        echo sprintf( ' <a href="' . $lyte_config_url . '">%s</a>', __( 'Click here to configure it.', 'autoptimize' ) );
+                        echo sprintf(' <a href="'.$lyte_config_url.'">%s</a>', __('Click here to configure it.', 'autoptimize'));
                     } else {
                         // translators: %s will be replaced by a link to "wp youtube lyte" plugin.
-                        echo sprintf( __( '%s allows you to “lazy load” your videos, by inserting responsive “Lite YouTube Embeds". ', 'autoptimize' ), '<a href="https://wordpress.org/plugins/wp-youtube-lyte" target="_blank">WP YouTube Lyte</a>' );
-                        $lyte_install_url = network_admin_url() . 'plugin-install.php?s=lyte&tab=search&type=term';
-                        echo sprintf( ' <a href="' . $lyte_install_url . '">%s</a>', __( 'Click here to install and activate it.', 'autoptimize' ) );
+                        echo sprintf(__('%s allows you to “lazy load” your videos, by inserting responsive “Lite YouTube Embeds". ', 'autoptimize'), '<a href="https://wordpress.org/plugins/wp-youtube-lyte" target="_blank">WP YouTube Lyte</a>');
+                        $lyte_install_url = network_admin_url().'plugin-install.php?s=lyte&tab=search&type=term';
+                        echo sprintf(' <a href="'.$lyte_install_url.'">%s</a>', __('Click here to install and activate it.', 'autoptimize'));
                     }
                     ?>
                 </td>
             </tr>
         </table>
-        <p class="submit"><input type="submit" name="submit" id="submit" class="button button-primary" value="<?php _e( 'Save Changes', 'autoptimize' ); ?>" /></p>
+        <p class="submit"><input type="submit" name="submit" id="submit" class="button button-primary" value="<?php _e('Save Changes', 'autoptimize'); ?>" /></p>
     </form>
         <?php
     }

classes/autoptimizeVersionUpdatesHandler.php

Spacing +66 added lines, -66 removed lines

@@ -3,7 +3,7 @@ 
  * Handles version updates and should only be instantiated in autoptimize.php if/when needed.
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
     exit;
 }
 
@@ -16,9 +16,9 @@ 
      */
     protected $current_major_version = null;
 
-    public function __construct( $current_version )
+    public function __construct($current_version)
     {
-        $this->current_major_version = substr( $current_version, 0, 3 );
+        $this->current_major_version = substr($current_version, 0, 3);
     }
 
     /**
@@ -29,7 +29,7 @@ 
     {
         $major_update = false;
 
-        switch ( $this->current_major_version ) {
+        switch ($this->current_major_version) {
             case '1.6':
                 $this->upgrade_from_1_6();
                 $major_update = true;
@@ -47,7 +47,7 @@ 
                 $major_update = true;
                 // No break, intentionally, so all upgrades are ran during a single request...
             case '2.4':
-                if ( autoptimizeOptionWrapper::get_option( 'autoptimize_version', 'none' ) == '2.4.2' ) {
+                if (autoptimizeOptionWrapper::get_option('autoptimize_version', 'none') == '2.4.2') {
                     $this->upgrade_from_2_4_2();
                 }
                 $this->upgrade_from_2_4();
@@ -59,7 +59,7 @@ 
                 // No break, intentionally, so all upgrades are ran during a single request...
         }
 
-        if ( true === $major_update ) {
+        if (true === $major_update) {
             $this->on_major_version_update();
         }
     }
@@ -71,19 +71,19 @@ 
      *
      * @param string $target Target version to check against (ie., the currently running one).
      */
-    public static function check_installed_and_update( $target )
+    public static function check_installed_and_update($target)
     {
-        $db_version = autoptimizeOptionWrapper::get_option( 'autoptimize_version', 'none' );
-        if ( $db_version !== $target ) {
-            if ( 'none' === $db_version ) {
-                add_action( 'admin_notices', 'autoptimizeMain::notice_installed' );
+        $db_version = autoptimizeOptionWrapper::get_option('autoptimize_version', 'none');
+        if ($db_version !== $target) {
+            if ('none' === $db_version) {
+                add_action('admin_notices', 'autoptimizeMain::notice_installed');
             } else {
-                $updater = new self( $db_version );
+                $updater = new self($db_version);
                 $updater->run_needed_major_upgrades();
             }
 
             // Versions differed, upgrades happened if needed, store the new version.
-            autoptimizeOptionWrapper::update_option( 'autoptimize_version', $target );
+            autoptimizeOptionWrapper::update_option('autoptimize_version', $target);
         }
     }
 
@@ -94,10 +94,10 @@ 
     protected function on_major_version_update()
     {
         // The transients guard here prevents stale object caches from busting the cache on every request.
-        if ( false == get_transient( 'autoptimize_stale_option_buster' ) ) {
-            set_transient( 'autoptimize_stale_option_buster', 'Mamsie & Liessie zehhe: ZWIJH!', HOUR_IN_SECONDS );
+        if (false == get_transient('autoptimize_stale_option_buster')) {
+            set_transient('autoptimize_stale_option_buster', 'Mamsie & Liessie zehhe: ZWIJH!', HOUR_IN_SECONDS);
             autoptimizeCache::clearall();
-            add_action( 'admin_notices', 'autoptimizeMain::notice_updated' );
+            add_action('admin_notices', 'autoptimizeMain::notice_updated');
         }
     }
 
@@ -107,7 +107,7 @@ 
     private function upgrade_from_1_6()
     {
         // If user was on version 1.6.x, force advanced options to be shown by default.
-        autoptimizeOptionWrapper::update_option( 'autoptimize_show_adv', '1' );
+        autoptimizeOptionWrapper::update_option('autoptimize_show_adv', '1');
 
         // And remove old options.
         $to_delete_options = array(
@@ -119,8 +119,8 @@ 
             'autoptimize_cdn_img_url',
             'autoptimize_css_yui',
         );
-        foreach ( $to_delete_options as $del_opt ) {
-            delete_option( $del_opt );
+        foreach ($to_delete_options as $del_opt) {
+            delete_option($del_opt);
         }
     }
 
@@ -131,29 +131,29 @@ 
      */
     private function upgrade_from_1_7()
     {
-        if ( ! is_multisite() ) {
-            $css_exclude = autoptimizeOptionWrapper::get_option( 'autoptimize_css_exclude' );
-            if ( empty( $css_exclude ) ) {
+        if (!is_multisite()) {
+            $css_exclude = autoptimizeOptionWrapper::get_option('autoptimize_css_exclude');
+            if (empty($css_exclude)) {
                 $css_exclude = 'admin-bar.min.css, dashicons.min.css';
-            } elseif ( false === strpos( $css_exclude, 'dashicons.min.css' ) ) {
+            } elseif (false === strpos($css_exclude, 'dashicons.min.css')) {
                 $css_exclude .= ', dashicons.min.css';
             }
-            autoptimizeOptionWrapper::update_option( 'autoptimize_css_exclude', $css_exclude );
+            autoptimizeOptionWrapper::update_option('autoptimize_css_exclude', $css_exclude);
         } else {
             global $wpdb;
-            $blog_ids         = $wpdb->get_col( "SELECT blog_id FROM $wpdb->blogs" );
+            $blog_ids         = $wpdb->get_col("SELECT blog_id FROM $wpdb->blogs");
             $original_blog_id = get_current_blog_id();
-            foreach ( $blog_ids as $blog_id ) {
-                switch_to_blog( $blog_id );
-                $css_exclude = autoptimizeOptionWrapper::get_option( 'autoptimize_css_exclude' );
-                if ( empty( $css_exclude ) ) {
+            foreach ($blog_ids as $blog_id) {
+                switch_to_blog($blog_id);
+                $css_exclude = autoptimizeOptionWrapper::get_option('autoptimize_css_exclude');
+                if (empty($css_exclude)) {
                     $css_exclude = 'admin-bar.min.css, dashicons.min.css';
-                } elseif ( false === strpos( $css_exclude, 'dashicons.min.css' ) ) {
+                } elseif (false === strpos($css_exclude, 'dashicons.min.css')) {
                     $css_exclude .= ', dashicons.min.css';
                 }
-                autoptimizeOptionWrapper::update_option( 'autoptimize_css_exclude', $css_exclude );
+                autoptimizeOptionWrapper::update_option('autoptimize_css_exclude', $css_exclude);
             }
-            switch_to_blog( $original_blog_id );
+            switch_to_blog($original_blog_id);
         }
     }
 
@@ -165,19 +165,19 @@ 
      */
     private function upgrade_from_1_9()
     {
-        if ( ! is_multisite() ) {
-            autoptimizeOptionWrapper::update_option( 'autoptimize_css_include_inline', 'on' );
-            autoptimizeOptionWrapper::update_option( 'autoptimize_js_include_inline', 'on' );
+        if (!is_multisite()) {
+            autoptimizeOptionWrapper::update_option('autoptimize_css_include_inline', 'on');
+            autoptimizeOptionWrapper::update_option('autoptimize_js_include_inline', 'on');
         } else {
             global $wpdb;
-            $blog_ids         = $wpdb->get_col( "SELECT blog_id FROM $wpdb->blogs" );
+            $blog_ids         = $wpdb->get_col("SELECT blog_id FROM $wpdb->blogs");
             $original_blog_id = get_current_blog_id();
-            foreach ( $blog_ids as $blog_id ) {
-                switch_to_blog( $blog_id );
-                autoptimizeOptionWrapper::update_option( 'autoptimize_css_include_inline', 'on' );
-                autoptimizeOptionWrapper::update_option( 'autoptimize_js_include_inline', 'on' );
+            foreach ($blog_ids as $blog_id) {
+                switch_to_blog($blog_id);
+                autoptimizeOptionWrapper::update_option('autoptimize_css_include_inline', 'on');
+                autoptimizeOptionWrapper::update_option('autoptimize_js_include_inline', 'on');
             }
-            switch_to_blog( $original_blog_id );
+            switch_to_blog($original_blog_id);
         }
     }
 
@@ -188,17 +188,17 @@ 
      */
     private function upgrade_from_2_2()
     {
-        if ( ! is_multisite() ) {
+        if (!is_multisite()) {
             $this->do_2_2_settings_update();
         } else {
             global $wpdb;
-            $blog_ids         = $wpdb->get_col( "SELECT blog_id FROM $wpdb->blogs" );
+            $blog_ids         = $wpdb->get_col("SELECT blog_id FROM $wpdb->blogs");
             $original_blog_id = get_current_blog_id();
-            foreach ( $blog_ids as $blog_id ) {
-                switch_to_blog( $blog_id );
+            foreach ($blog_ids as $blog_id) {
+                switch_to_blog($blog_id);
                 $this->do_2_2_settings_update();
             }
-            switch_to_blog( $original_blog_id );
+            switch_to_blog($original_blog_id);
         }
     }
 
@@ -207,12 +207,12 @@ 
      */
     private function do_2_2_settings_update()
     {
-        $nogooglefont    = autoptimizeOptionWrapper::get_option( 'autoptimize_css_nogooglefont', '' );
-        $ao_extrasetting = autoptimizeOptionWrapper::get_option( 'autoptimize_extra_settings', '' );
-        if ( ( $nogooglefont ) && ( empty( $ao_extrasetting ) ) ) {
-            autoptimizeOptionWrapper::update_option( 'autoptimize_extra_settings', autoptimizeConfig::get_ao_extra_default_options() );
+        $nogooglefont    = autoptimizeOptionWrapper::get_option('autoptimize_css_nogooglefont', '');
+        $ao_extrasetting = autoptimizeOptionWrapper::get_option('autoptimize_extra_settings', '');
+        if (($nogooglefont) && (empty($ao_extrasetting))) {
+            autoptimizeOptionWrapper::update_option('autoptimize_extra_settings', autoptimizeConfig::get_ao_extra_default_options());
         }
-        delete_option( 'autoptimize_css_nogooglefont' );
+        delete_option('autoptimize_css_nogooglefont');
     }
 
     /**
@@ -224,33 +224,33 @@ 
         $jobs = _get_cron_array();
 
         // Remove all ao_cachechecker cron jobs (for now).
-        foreach ( $jobs as $when => $job ) {
-            $name = key( $job );
+        foreach ($jobs as $when => $job) {
+            $name = key($job);
 
-            if ( false !== strpos( $name, 'ao_cachechecker' ) ) {
-                unset( $jobs[ $when ] );
+            if (false !== strpos($name, 'ao_cachechecker')) {
+                unset($jobs[$when]);
             }
         }
 
         // Save the data.
-        _set_cron_array( $jobs );
+        _set_cron_array($jobs);
     }
 
     /**
      * Migrate imgopt options from autoptimize_extra_settings to autoptimize_imgopt_settings
      */
     private function upgrade_from_2_4() {
-        $extra_settings  = autoptimizeOptionWrapper::get_option( 'autoptimize_extra_settings', '' );
-        $imgopt_settings = autoptimizeOptionWrapper::get_option( 'autoptimize_imgopt_settings', '' );
-        if ( empty( $imgopt_settings ) && ! empty( $extra_settings ) ) {
+        $extra_settings  = autoptimizeOptionWrapper::get_option('autoptimize_extra_settings', '');
+        $imgopt_settings = autoptimizeOptionWrapper::get_option('autoptimize_imgopt_settings', '');
+        if (empty($imgopt_settings) && !empty($extra_settings)) {
             $imgopt_settings = autoptimizeConfig::get_ao_imgopt_default_options();
-            if ( array_key_exists( 'autoptimize_extra_checkbox_field_5', $extra_settings ) ) {
+            if (array_key_exists('autoptimize_extra_checkbox_field_5', $extra_settings)) {
                 $imgopt_settings['autoptimize_imgopt_checkbox_field_1'] = $extra_settings['autoptimize_extra_checkbox_field_5'];
             }
-            if ( array_key_exists( 'autoptimize_extra_select_field_6', $extra_settings ) ) {
+            if (array_key_exists('autoptimize_extra_select_field_6', $extra_settings)) {
                 $imgopt_settings['autoptimize_imgopt_select_field_2'] = $extra_settings['autoptimize_extra_select_field_6'];
             }
-            autoptimizeOptionWrapper::update_option( 'autoptimize_imgopt_settings', $imgopt_settings );
+            autoptimizeOptionWrapper::update_option('autoptimize_imgopt_settings', $imgopt_settings);
         }
     }
 
@@ -258,11 +258,11 @@ 
      * remove CCSS request limit option + update jquery exclusion to include WordPress 5.6 jquery.min.js.
      */    
     private function upgrade_from_2_7() {
-        delete_option( 'autoptimize_ccss_rlimit' );
-        $js_exclusions = get_option( 'autoptimize_js_exclude', '' );
-        if ( strpos( $js_exclusions, 'js/jquery/jquery.js' ) !== false && strpos( $js_exclusions, 'js/jquery/jquery.min.js' ) === false ) {
+        delete_option('autoptimize_ccss_rlimit');
+        $js_exclusions = get_option('autoptimize_js_exclude', '');
+        if (strpos($js_exclusions, 'js/jquery/jquery.js') !== false && strpos($js_exclusions, 'js/jquery/jquery.min.js') === false) {
             $js_exclusions .= ', js/jquery/jquery.min.js';
-            update_option( 'autoptimize_js_exclude', $js_exclusions );
+            update_option('autoptimize_js_exclude', $js_exclusions);
         }
     }
 }

classes/autoptimizeCriticalCSSBase.php

Spacing +67 added lines, -67 removed lines

@@ -3,7 +3,7 @@ 
  * Critical CSS base file (initializes all ccss files).
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
     exit;
 }
 
@@ -19,35 +19,35 @@ 
     public function __construct()
     {
         // define constant, but only once.
-        if ( ! defined( 'AO_CCSS_DIR' ) ) {
+        if (!defined('AO_CCSS_DIR')) {
             // Define a constant with the directory to store critical CSS in.
-            if ( is_multisite() ) {
+            if (is_multisite()) {
                 $blog_id = get_current_blog_id();
-                define( 'AO_CCSS_DIR', WP_CONTENT_DIR . '/uploads/ao_ccss/' . $blog_id . '/' );
+                define('AO_CCSS_DIR', WP_CONTENT_DIR.'/uploads/ao_ccss/'.$blog_id.'/');
             } else {
-                define( 'AO_CCSS_DIR', WP_CONTENT_DIR . '/uploads/ao_ccss/' );
+                define('AO_CCSS_DIR', WP_CONTENT_DIR.'/uploads/ao_ccss/');
             }
         }
-        if ( ! defined( 'AO_CCSS_VER' ) ) {
+        if (!defined('AO_CCSS_VER')) {
             // Define plugin version.
-            define( 'AO_CCSS_VER', 'AO_' . AUTOPTIMIZE_PLUGIN_VERSION );
+            define('AO_CCSS_VER', 'AO_'.AUTOPTIMIZE_PLUGIN_VERSION);
 
             // Define constants for criticalcss.com base path and API endpoints.
             // fixme: AO_CCSS_URL should be read from the autoptimize availability json stored as option.
-            define( 'AO_CCSS_URL', 'https://criticalcss.com' );
-            define( 'AO_CCSS_API', AO_CCSS_URL . '/api/premium/' );
-            define( 'AO_CCSS_SLEEP', 10 );
+            define('AO_CCSS_URL', 'https://criticalcss.com');
+            define('AO_CCSS_API', AO_CCSS_URL.'/api/premium/');
+            define('AO_CCSS_SLEEP', 10);
         }
 
         // Define support files locations, in case they are not already defined.
-        if ( ! defined( 'AO_CCSS_LOCK' ) ) {
-            define( 'AO_CCSS_LOCK', AO_CCSS_DIR . 'queue.lock' );
+        if (!defined('AO_CCSS_LOCK')) {
+            define('AO_CCSS_LOCK', AO_CCSS_DIR.'queue.lock');
         }
-        if ( ! defined( 'AO_CCSS_LOG' ) ) {
-            define( 'AO_CCSS_LOG', AO_CCSS_DIR . 'queuelog.html' );
+        if (!defined('AO_CCSS_LOG')) {
+            define('AO_CCSS_LOG', AO_CCSS_DIR.'queuelog.html');
         }
-        if ( ! defined( 'AO_CCSS_DEBUG' ) ) {
-            define( 'AO_CCSS_DEBUG', AO_CCSS_DIR . 'queue.json' );
+        if (!defined('AO_CCSS_DEBUG')) {
+            define('AO_CCSS_DEBUG', AO_CCSS_DIR.'queue.json');
         }
 
         $this->filepath = __FILE__;
@@ -60,19 +60,19 @@ 
     {
         // get all options.
         $all_options = $this->fetch_options();
-        foreach ( $all_options as $option => $value ) {
+        foreach ($all_options as $option => $value) {
             ${$option} = $value;
         }
 
         // make sure the 10 minutes cron schedule is added.
-        add_filter( 'cron_schedules', array( $this, 'ao_ccss_interval' ) );
+        add_filter('cron_schedules', array($this, 'ao_ccss_interval'));
 
         // check if we need to upgrade.
         $this->check_upgrade();
 
         // make sure ao_ccss_queue is scheduled OK if an API key is set.
-        if ( isset( $ao_ccss_key ) && ! empty( $ao_ccss_key ) && ! wp_next_scheduled( 'ao_ccss_queue' ) ) {
-            wp_schedule_event( time(), apply_filters( 'ao_ccss_queue_schedule', 'ao_ccss' ), 'ao_ccss_queue' );
+        if (isset($ao_ccss_key) && !empty($ao_ccss_key) && !wp_next_scheduled('ao_ccss_queue')) {
+            wp_schedule_event(time(), apply_filters('ao_ccss_queue_schedule', 'ao_ccss'), 'ao_ccss_queue');
         }
     }
 
@@ -80,12 +80,12 @@ 
         // Required libs, core is always needed.
         $criticalcss_core = new autoptimizeCriticalCSSCore();
 
-        if ( defined( 'WP_CLI' ) || defined( 'DOING_CRON' ) || is_admin() ) {
+        if (defined('WP_CLI') || defined('DOING_CRON') || is_admin()) {
             // TODO: also include if overridden somehow to force queue processing to be executed?
             $criticalcss_cron = new autoptimizeCriticalCSSCron();
         }
 
-        if ( is_admin() ) {
+        if (is_admin()) {
             $criticalcss_settings = new autoptimizeCriticalCSSSettings();
         } else {
             // enqueuing only done when not wp-admin.
@@ -96,51 +96,51 @@ 
     public static function fetch_options() {
         static $autoptimize_ccss_options = null;
 
-        if ( null === $autoptimize_ccss_options ) {
+        if (null === $autoptimize_ccss_options) {
             // not cached yet, fetching from WordPress options.
-            $autoptimize_ccss_options['ao_css_defer']          = autoptimizeOptionWrapper::get_option( 'autoptimize_css_defer' );
-            $autoptimize_ccss_options['ao_css_defer_inline']   = autoptimizeOptionWrapper::get_option( 'autoptimize_css_defer_inline' );
-            $autoptimize_ccss_options['ao_ccss_rules_raw']     = get_option( 'autoptimize_ccss_rules', false );
-            $autoptimize_ccss_options['ao_ccss_additional']    = get_option( 'autoptimize_ccss_additional' );
-            $autoptimize_ccss_options['ao_ccss_queue_raw']     = get_option( 'autoptimize_ccss_queue', false );
-            $autoptimize_ccss_options['ao_ccss_viewport']      = get_option( 'autoptimize_ccss_viewport', false );
-            $autoptimize_ccss_options['ao_ccss_finclude']      = get_option( 'autoptimize_ccss_finclude', false );
-            $autoptimize_ccss_options['ao_ccss_rtimelimit']    = get_option( 'autoptimize_ccss_rtimelimit', '30' );
-            $autoptimize_ccss_options['ao_ccss_noptimize']     = get_option( 'autoptimize_ccss_noptimize', false );
-            $autoptimize_ccss_options['ao_ccss_debug']         = get_option( 'autoptimize_ccss_debug', false );
-            $autoptimize_ccss_options['ao_ccss_key']           = get_option( 'autoptimize_ccss_key' );
-            $autoptimize_ccss_options['ao_ccss_keyst']         = get_option( 'autoptimize_ccss_keyst' );
-            $autoptimize_ccss_options['ao_ccss_loggedin']      = get_option( 'autoptimize_ccss_loggedin', '1' );
-            $autoptimize_ccss_options['ao_ccss_forcepath']     = get_option( 'autoptimize_ccss_forcepath', '1' );
-            $autoptimize_ccss_options['ao_ccss_servicestatus'] = get_option( 'autoptimize_service_availablity' );
-            $autoptimize_ccss_options['ao_ccss_deferjquery']   = get_option( 'autoptimize_ccss_deferjquery', false );
-            $autoptimize_ccss_options['ao_ccss_domain']        = get_option( 'autoptimize_ccss_domain' );
-            $autoptimize_ccss_options['ao_ccss_unloadccss']    = get_option( 'autoptimize_ccss_unloadccss', false );
-
-            if ( strpos( $autoptimize_ccss_options['ao_ccss_domain'], 'http' ) === false && strpos( $autoptimize_ccss_options['ao_ccss_domain'], 'uggc' ) === 0 ) {
-                $autoptimize_ccss_options['ao_ccss_domain'] = str_rot13( $autoptimize_ccss_options['ao_ccss_domain'] );
-            } elseif ( strpos( $autoptimize_ccss_options['ao_ccss_domain'], 'http' ) !== false ) {
+            $autoptimize_ccss_options['ao_css_defer']          = autoptimizeOptionWrapper::get_option('autoptimize_css_defer');
+            $autoptimize_ccss_options['ao_css_defer_inline']   = autoptimizeOptionWrapper::get_option('autoptimize_css_defer_inline');
+            $autoptimize_ccss_options['ao_ccss_rules_raw']     = get_option('autoptimize_ccss_rules', false);
+            $autoptimize_ccss_options['ao_ccss_additional']    = get_option('autoptimize_ccss_additional');
+            $autoptimize_ccss_options['ao_ccss_queue_raw']     = get_option('autoptimize_ccss_queue', false);
+            $autoptimize_ccss_options['ao_ccss_viewport']      = get_option('autoptimize_ccss_viewport', false);
+            $autoptimize_ccss_options['ao_ccss_finclude']      = get_option('autoptimize_ccss_finclude', false);
+            $autoptimize_ccss_options['ao_ccss_rtimelimit']    = get_option('autoptimize_ccss_rtimelimit', '30');
+            $autoptimize_ccss_options['ao_ccss_noptimize']     = get_option('autoptimize_ccss_noptimize', false);
+            $autoptimize_ccss_options['ao_ccss_debug']         = get_option('autoptimize_ccss_debug', false);
+            $autoptimize_ccss_options['ao_ccss_key']           = get_option('autoptimize_ccss_key');
+            $autoptimize_ccss_options['ao_ccss_keyst']         = get_option('autoptimize_ccss_keyst');
+            $autoptimize_ccss_options['ao_ccss_loggedin']      = get_option('autoptimize_ccss_loggedin', '1');
+            $autoptimize_ccss_options['ao_ccss_forcepath']     = get_option('autoptimize_ccss_forcepath', '1');
+            $autoptimize_ccss_options['ao_ccss_servicestatus'] = get_option('autoptimize_service_availablity');
+            $autoptimize_ccss_options['ao_ccss_deferjquery']   = get_option('autoptimize_ccss_deferjquery', false);
+            $autoptimize_ccss_options['ao_ccss_domain']        = get_option('autoptimize_ccss_domain');
+            $autoptimize_ccss_options['ao_ccss_unloadccss']    = get_option('autoptimize_ccss_unloadccss', false);
+
+            if (strpos($autoptimize_ccss_options['ao_ccss_domain'], 'http') === false && strpos($autoptimize_ccss_options['ao_ccss_domain'], 'uggc') === 0) {
+                $autoptimize_ccss_options['ao_ccss_domain'] = str_rot13($autoptimize_ccss_options['ao_ccss_domain']);
+            } elseif (strpos($autoptimize_ccss_options['ao_ccss_domain'], 'http') !== false) {
                 // not rot13'ed yet, do so now (goal; avoid migration plugins change the bound domain).
-                update_option( 'autoptimize_ccss_domain', str_rot13( $autoptimize_ccss_options['ao_ccss_domain'] ) );
+                update_option('autoptimize_ccss_domain', str_rot13($autoptimize_ccss_options['ao_ccss_domain']));
             }
 
             // Setup the rules array.
-            if ( empty( $autoptimize_ccss_options['ao_ccss_rules_raw'] ) ) {
+            if (empty($autoptimize_ccss_options['ao_ccss_rules_raw'])) {
                 $autoptimize_ccss_options['ao_ccss_rules']['paths'] = array();
                 $autoptimize_ccss_options['ao_ccss_rules']['types'] = array();
             } else {
-                $autoptimize_ccss_options['ao_ccss_rules'] = json_decode( $autoptimize_ccss_options['ao_ccss_rules_raw'], true );
+                $autoptimize_ccss_options['ao_ccss_rules'] = json_decode($autoptimize_ccss_options['ao_ccss_rules_raw'], true);
             }
 
             // Setup the queue array.
-            if ( empty( $autoptimize_ccss_options['ao_ccss_queue_raw'] ) ) {
+            if (empty($autoptimize_ccss_options['ao_ccss_queue_raw'])) {
                 $autoptimize_ccss_options['ao_ccss_queue'] = array();
             } else {
-                $autoptimize_ccss_options['ao_ccss_queue'] = json_decode( $autoptimize_ccss_options['ao_ccss_queue_raw'], true );
+                $autoptimize_ccss_options['ao_ccss_queue'] = json_decode($autoptimize_ccss_options['ao_ccss_queue_raw'], true);
             }
 
             // Override API key if constant is defined.
-            if ( defined( 'AUTOPTIMIZE_CRITICALCSS_API_KEY' ) ) {
+            if (defined('AUTOPTIMIZE_CRITICALCSS_API_KEY')) {
                 $autoptimize_ccss_options['ao_ccss_key'] = AUTOPTIMIZE_CRITICALCSS_API_KEY;
             }
         }
@@ -152,49 +152,49 @@ 
         global $ao_ccss_key;
 
         // Create the cache directory if it doesn't exist already.
-        if ( ! file_exists( AO_CCSS_DIR ) ) {
-            mkdir( AO_CCSS_DIR, 0755, true );
+        if (!file_exists(AO_CCSS_DIR)) {
+            mkdir(AO_CCSS_DIR, 0755, true);
         }
 
         // Create a scheduled event for the queue.
-        if ( isset( $ao_ccss_key ) && ! empty( $ao_ccss_key ) && ! wp_next_scheduled( 'ao_ccss_queue' ) ) {
-            wp_schedule_event( time(), apply_filters( 'ao_ccss_queue_schedule', 'ao_ccss' ), 'ao_ccss_queue' );
+        if (isset($ao_ccss_key) && !empty($ao_ccss_key) && !wp_next_scheduled('ao_ccss_queue')) {
+            wp_schedule_event(time(), apply_filters('ao_ccss_queue_schedule', 'ao_ccss'), 'ao_ccss_queue');
         }
 
         // Create a scheduled event for log maintenance.
-        if ( isset( $ao_ccss_key ) && ! empty( $ao_ccss_key ) && ! wp_next_scheduled( 'ao_ccss_maintenance' ) ) {
-            wp_schedule_event( time(), 'twicedaily', 'ao_ccss_maintenance' );
+        if (isset($ao_ccss_key) && !empty($ao_ccss_key) && !wp_next_scheduled('ao_ccss_maintenance')) {
+            wp_schedule_event(time(), 'twicedaily', 'ao_ccss_maintenance');
         }
     }
 
     public function check_upgrade() {
-        $db_version = get_option( 'autoptimize_ccss_version', '' );
-        if ( AO_CCSS_VER !== $db_version ) {
+        $db_version = get_option('autoptimize_ccss_version', '');
+        if (AO_CCSS_VER !== $db_version) {
             // check schedules & re-schedule if needed.
             $this->on_upgrade();
             // and update db_version.
-            update_option( 'autoptimize_ccss_version', AO_CCSS_VER );
+            update_option('autoptimize_ccss_version', AO_CCSS_VER);
         }
     }
 
-    public function ao_ccss_interval( $schedules ) {
+    public function ao_ccss_interval($schedules) {
         // Let interval be configurable.
-        if ( ! defined( 'AO_CCSS_DEBUG_INTERVAL' ) ) {
+        if (!defined('AO_CCSS_DEBUG_INTERVAL')) {
             $intsec = 600;
         } else {
             $intsec = AO_CCSS_DEBUG_INTERVAL;
-            if ( $intsec >= 120 ) {
-                $inttxt = $intsec / 60 . ' minutes';
+            if ($intsec >= 120) {
+                $inttxt = $intsec/60.' minutes';
             } else {
-                $inttxt = $intsec . ' second(s)';
+                $inttxt = $intsec.' second(s)';
             }
-            autoptimizeCriticalCSSCore::ao_ccss_log( 'Using custom WP-Cron interval of ' . $inttxt, 3 );
+            autoptimizeCriticalCSSCore::ao_ccss_log('Using custom WP-Cron interval of '.$inttxt, 3);
         }
 
         // Attach interval to schedule.
         $schedules['ao_ccss'] = array(
             'interval' => $intsec,
-            'display'  => __( 'Autoptimize CriticalCSS' ),
+            'display'  => __('Autoptimize CriticalCSS'),
         );
         return $schedules;
     }

classes/autoptimizeCriticalCSSSettingsAjax.php

Spacing +109 added lines, -109 removed lines

@@ -3,7 +3,7 @@ 
  * Critical CSS settings AJAX logic.
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
     exit;
 }
 
@@ -12,7 +12,7 @@ 
     {
         // fetch all options at once and populate them individually explicitely as globals.
         $all_options = autoptimizeCriticalCSSBase::fetch_options();
-        foreach ( $all_options as $_option => $_value ) {
+        foreach ($all_options as $_option => $_value) {
             global ${$_option};
             ${$_option} = $_value;
         }
@@ -21,47 +21,47 @@ 
 
     public function run() {
         // add filters.
-        add_action( 'wp_ajax_fetch_critcss', array( $this, 'critcss_fetch_callback' ) );
-        add_action( 'wp_ajax_save_critcss', array( $this, 'critcss_save_callback' ) );
-        add_action( 'wp_ajax_rm_critcss', array( $this, 'critcss_rm_callback' ) );
-        add_action( 'wp_ajax_rm_critcss_all', array( $this, 'critcss_rm_all_callback' ) );
-        add_action( 'wp_ajax_ao_ccss_export', array( $this, 'ao_ccss_export_callback' ) );
-        add_action( 'wp_ajax_ao_ccss_import', array( $this, 'ao_ccss_import_callback' ) );
+        add_action('wp_ajax_fetch_critcss', array($this, 'critcss_fetch_callback'));
+        add_action('wp_ajax_save_critcss', array($this, 'critcss_save_callback'));
+        add_action('wp_ajax_rm_critcss', array($this, 'critcss_rm_callback'));
+        add_action('wp_ajax_rm_critcss_all', array($this, 'critcss_rm_all_callback'));
+        add_action('wp_ajax_ao_ccss_export', array($this, 'ao_ccss_export_callback'));
+        add_action('wp_ajax_ao_ccss_import', array($this, 'ao_ccss_import_callback'));
     }
 
     public function critcss_fetch_callback() {
         // Ajax handler to obtain a critical CSS file from the filesystem.
         // Check referer.
-        check_ajax_referer( 'fetch_critcss_nonce', 'critcss_fetch_nonce' );
+        check_ajax_referer('fetch_critcss_nonce', 'critcss_fetch_nonce');
 
         // Initialize error flag.
         $error = true;
 
         // Allow no content for MANUAL rules (as they may not exist just yet).
-        if ( current_user_can( 'manage_options' ) && empty( $_POST['critcssfile'] ) ) {
+        if (current_user_can('manage_options') && empty($_POST['critcssfile'])) {
             $content = '';
             $error   = false;
-        } elseif ( current_user_can( 'manage_options' ) && $this->critcss_check_filename( $_POST['critcssfile'] ) ) {
+        } elseif (current_user_can('manage_options') && $this->critcss_check_filename($_POST['critcssfile'])) {
             // Or check user permissios and filename.
             // Set file path and obtain its content.
-            $critcssfile = AO_CCSS_DIR . strip_tags( $_POST['critcssfile'] );
-            if ( file_exists( $critcssfile ) ) {
-                $content = file_get_contents( $critcssfile );
+            $critcssfile = AO_CCSS_DIR.strip_tags($_POST['critcssfile']);
+            if (file_exists($critcssfile)) {
+                $content = file_get_contents($critcssfile);
                 $error   = false;
             }
         }
 
         // Prepare response.
-        if ( $error ) {
+        if ($error) {
             $response['code']   = '500';
-            $response['string'] = 'Error reading file ' . $critcssfile . '.';
+            $response['string'] = 'Error reading file '.$critcssfile.'.';
         } else {
             $response['code']   = '200';
             $response['string'] = $content;
         }
 
         // Dispatch respose.
-        echo json_encode( $response );
+        echo json_encode($response);
 
         // Close ajax request.
         wp_die();
@@ -74,22 +74,22 @@ 
 
         // Ajax handler to write a critical CSS to the filesystem
         // Check referer.
-        check_ajax_referer( 'save_critcss_nonce', 'critcss_save_nonce' );
+        check_ajax_referer('save_critcss_nonce', 'critcss_save_nonce');
 
         // Allow empty contents for MANUAL rules (as they are fetched later).
-        if ( current_user_can( 'manage_options' ) && empty( $_POST['critcssfile'] ) ) {
+        if (current_user_can('manage_options') && empty($_POST['critcssfile'])) {
             $critcssfile = false;
             $status      = true;
-        } elseif ( current_user_can( 'manage_options' ) && $this->critcss_check_filename( $_POST['critcssfile'] ) ) {
+        } elseif (current_user_can('manage_options') && $this->critcss_check_filename($_POST['critcssfile'])) {
             // Or check user permissios and filename
             // Set critical CSS content.
-            $critcsscontents = stripslashes( $_POST['critcsscontents'] );
+            $critcsscontents = stripslashes($_POST['critcsscontents']);
 
             // If there is content and it's valid, write the file.
-            if ( $critcsscontents && autoptimizeCriticalCSSCore::ao_ccss_check_contents( $critcsscontents ) ) {
+            if ($critcsscontents && autoptimizeCriticalCSSCore::ao_ccss_check_contents($critcsscontents)) {
                 // Set file path and status.
-                $critcssfile = AO_CCSS_DIR . strip_tags( $_POST['critcssfile'] );
-                $status      = file_put_contents( $critcssfile, $critcsscontents, LOCK_EX );
+                $critcssfile = AO_CCSS_DIR.strip_tags($_POST['critcssfile']);
+                $status      = file_put_contents($critcssfile, $critcsscontents, LOCK_EX);
                 // Or set as error.
             } else {
                 $error = true;
@@ -100,20 +100,20 @@ 
         }
 
         // Prepare response.
-        if ( ! $status || $error ) {
+        if (!$status || $error) {
             $response['code']   = '500';
-            $response['string'] = 'Error saving file ' . $critcssfile . '.';
+            $response['string'] = 'Error saving file '.$critcssfile.'.';
         } else {
             $response['code'] = '200';
-            if ( $critcssfile ) {
-                $response['string'] = 'File ' . $critcssfile . ' saved.';
+            if ($critcssfile) {
+                $response['string'] = 'File '.$critcssfile.' saved.';
             } else {
                 $response['string'] = 'Empty content do not need to be saved.';
             }
         }
 
         // Dispatch respose.
-        echo json_encode( $response );
+        echo json_encode($response);
 
         // Close ajax request.
         wp_die();
@@ -123,40 +123,40 @@ 
     public function critcss_rm_callback() {
         // Ajax handler to delete a critical CSS from the filesystem
         // Check referer.
-        check_ajax_referer( 'rm_critcss_nonce', 'critcss_rm_nonce' );
+        check_ajax_referer('rm_critcss_nonce', 'critcss_rm_nonce');
 
         // Initialize error and status flags.
         $error  = true;
         $status = false;
 
         // Allow no file for MANUAL rules (as they may not exist just yet).
-        if ( current_user_can( 'manage_options' ) && empty( $_POST['critcssfile'] ) ) {
+        if (current_user_can('manage_options') && empty($_POST['critcssfile'])) {
             $error = false;
-        } elseif ( current_user_can( 'manage_options' ) && $this->critcss_check_filename( $_POST['critcssfile'] ) ) {
+        } elseif (current_user_can('manage_options') && $this->critcss_check_filename($_POST['critcssfile'])) {
             // Or check user permissios and filename
             // Set file path and delete it.
-            $critcssfile = AO_CCSS_DIR . strip_tags( $_POST['critcssfile'] );
-            if ( file_exists( $critcssfile ) ) {
-                $status = unlink( $critcssfile );
+            $critcssfile = AO_CCSS_DIR.strip_tags($_POST['critcssfile']);
+            if (file_exists($critcssfile)) {
+                $status = unlink($critcssfile);
                 $error  = false;
             }
         }
 
         // Prepare response.
-        if ( $error ) {
+        if ($error) {
             $response['code']   = '500';
-            $response['string'] = 'Error removing file ' . $critcssfile . '.';
+            $response['string'] = 'Error removing file '.$critcssfile.'.';
         } else {
             $response['code'] = '200';
-            if ( $status ) {
-                $response['string'] = 'File ' . $critcssfile . ' removed.';
+            if ($status) {
+                $response['string'] = 'File '.$critcssfile.' removed.';
             } else {
                 $response['string'] = 'No file to be removed.';
             }
         }
 
         // Dispatch respose.
-        echo json_encode( $response );
+        echo json_encode($response);
 
         // Close ajax request.
         wp_die();
@@ -165,28 +165,28 @@ 
     public function critcss_rm_all_callback() {
         // Ajax handler to delete a critical CSS from the filesystem
         // Check referer.
-        check_ajax_referer( 'rm_critcss_all_nonce', 'critcss_rm_all_nonce' );
+        check_ajax_referer('rm_critcss_all_nonce', 'critcss_rm_all_nonce');
 
         // Initialize error and status flags.
         $error  = true;
         $status = false;
 
         // Remove all ccss files on filesystem.
-        if ( current_user_can( 'manage_options' ) ) {
-            if ( file_exists( AO_CCSS_DIR ) && is_dir( AO_CCSS_DIR ) ) {
-                array_map( 'unlink', glob( AO_CCSS_DIR . 'ccss_*.css', GLOB_BRACE ) );
+        if (current_user_can('manage_options')) {
+            if (file_exists(AO_CCSS_DIR) && is_dir(AO_CCSS_DIR)) {
+                array_map('unlink', glob(AO_CCSS_DIR.'ccss_*.css', GLOB_BRACE));
                 $error  = false;
                 $status = true;
             }
         }
 
         // Prepare response.
-        if ( $error ) {
+        if ($error) {
             $response['code']   = '500';
             $response['string'] = 'Error removing all critical CSS files.';
         } else {
             $response['code'] = '200';
-            if ( $status ) {
+            if ($status) {
                 $response['string'] = 'Critical CSS Files removed.';
             } else {
                 $response['string'] = 'No file removed.';
@@ -194,7 +194,7 @@ 
         }
 
         // Dispatch respose.
-        echo json_encode( $response );
+        echo json_encode($response);
 
         // Close ajax request.
         wp_die();
@@ -203,70 +203,70 @@ 
     public function ao_ccss_export_callback() {
         // Ajax handler export settings
         // Check referer.
-        check_ajax_referer( 'ao_ccss_export_nonce', 'ao_ccss_export_nonce' );
+        check_ajax_referer('ao_ccss_export_nonce', 'ao_ccss_export_nonce');
 
-        if ( ! class_exists( 'ZipArchive' ) ) {
+        if (!class_exists('ZipArchive')) {
             $response['code'] = '500';
             $response['msg']  = 'PHP ZipArchive not present, cannot create zipfile';
-            echo json_encode( $response );
+            echo json_encode($response);
             wp_die();
         }
 
         // Init array, get options and prepare the raw object.
         $settings               = array();
-        $settings['rules']      = get_option( 'autoptimize_ccss_rules' );
-        $settings['additional'] = get_option( 'autoptimize_ccss_additional' );
-        $settings['viewport']   = get_option( 'autoptimize_ccss_viewport' );
-        $settings['finclude']   = get_option( 'autoptimize_ccss_finclude' );
-        $settings['rtimelimit'] = get_option( 'autoptimize_ccss_rtimelimit' );
-        $settings['noptimize']  = get_option( 'autoptimize_ccss_noptimize' );
-        $settings['debug']      = get_option( 'autoptimize_ccss_debug' );
-        $settings['key']        = get_option( 'autoptimize_ccss_key' );
+        $settings['rules']      = get_option('autoptimize_ccss_rules');
+        $settings['additional'] = get_option('autoptimize_ccss_additional');
+        $settings['viewport']   = get_option('autoptimize_ccss_viewport');
+        $settings['finclude']   = get_option('autoptimize_ccss_finclude');
+        $settings['rtimelimit'] = get_option('autoptimize_ccss_rtimelimit');
+        $settings['noptimize']  = get_option('autoptimize_ccss_noptimize');
+        $settings['debug']      = get_option('autoptimize_ccss_debug');
+        $settings['key']        = get_option('autoptimize_ccss_key');
 
         // Initialize error flag.
         $error = true;
 
         // Check user permissions.
-        if ( current_user_can( 'manage_options' ) ) {
+        if (current_user_can('manage_options')) {
             // Prepare settings file path and content.
-            $exportfile = AO_CCSS_DIR . 'settings.json';
-            $contents   = json_encode( $settings );
-            $status     = file_put_contents( $exportfile, $contents, LOCK_EX );
+            $exportfile = AO_CCSS_DIR.'settings.json';
+            $contents   = json_encode($settings);
+            $status     = file_put_contents($exportfile, $contents, LOCK_EX);
             $error      = false;
         }
 
         // Prepare archive.
-        $zipfile = AO_CCSS_DIR . date( 'Ymd-H\hi' ) . '_ao_ccss_settings.zip';
-        $file    = pathinfo( $zipfile, PATHINFO_BASENAME );
+        $zipfile = AO_CCSS_DIR.date('Ymd-H\hi').'_ao_ccss_settings.zip';
+        $file    = pathinfo($zipfile, PATHINFO_BASENAME);
         $zip     = new ZipArchive();
-        $ret     = $zip->open( $zipfile, ZipArchive::CREATE );
-        if ( true !== $ret ) {
+        $ret     = $zip->open($zipfile, ZipArchive::CREATE);
+        if (true !== $ret) {
             $error = true;
         } else {
-            $zip->addFile( AO_CCSS_DIR . 'settings.json', 'settings.json' );
-            if ( file_exists( AO_CCSS_DIR . 'queue.json' ) ) {
-                $zip->addFile( AO_CCSS_DIR . 'queue.json', 'queue.json' );
+            $zip->addFile(AO_CCSS_DIR.'settings.json', 'settings.json');
+            if (file_exists(AO_CCSS_DIR.'queue.json')) {
+                $zip->addFile(AO_CCSS_DIR.'queue.json', 'queue.json');
             }
             $options = array(
                 'add_path'        => './',
                 'remove_all_path' => true,
             );
-            $zip->addGlob( AO_CCSS_DIR . '*.css', 0, $options );
+            $zip->addGlob(AO_CCSS_DIR.'*.css', 0, $options);
             $zip->close();
         }
 
         // Prepare response.
-        if ( ! $status || $error ) {
+        if (!$status || $error) {
             $response['code'] = '500';
-            $response['msg']  = 'Error saving file ' . $file . ', code: ' . $ret;
+            $response['msg']  = 'Error saving file '.$file.', code: '.$ret;
         } else {
             $response['code'] = '200';
-            $response['msg']  = 'File ' . $file . ' saved.';
+            $response['msg']  = 'File '.$file.' saved.';
             $response['file'] = $file;
         }
 
         // Dispatch respose.
-        echo json_encode( $response );
+        echo json_encode($response);
 
         // Close ajax request.
         wp_die();
@@ -275,30 +275,30 @@ 
     public function ao_ccss_import_callback() {
         // Ajax handler import settings
         // Check referer.
-        check_ajax_referer( 'ao_ccss_import_nonce', 'ao_ccss_import_nonce' );
+        check_ajax_referer('ao_ccss_import_nonce', 'ao_ccss_import_nonce');
 
         // Initialize error flag.
         $error = false;
 
         // Process an uploaded file with no errors.
-        if ( current_user_can( 'manage_options' ) && ! $_FILES['file']['error'] && $_FILES['file']['size'] < 500001 && strpos( $_FILES['file']['name'], '.zip' ) === strlen( $_FILES['file']['name'] ) - 4 ) {
+        if (current_user_can('manage_options') && !$_FILES['file']['error'] && $_FILES['file']['size'] < 500001 && strpos($_FILES['file']['name'], '.zip') === strlen($_FILES['file']['name']) - 4) {
             // create tmp dir with hard guess name in AO_CCSS_DIR.
-            $_secret_dir     = wp_hash( uniqid( md5( AUTOPTIMIZE_CACHE_URL ), true ) );
-            $_import_tmp_dir = trailingslashit( AO_CCSS_DIR . $_secret_dir );
-            mkdir( $_import_tmp_dir );
+            $_secret_dir     = wp_hash(uniqid(md5(AUTOPTIMIZE_CACHE_URL), true));
+            $_import_tmp_dir = trailingslashit(AO_CCSS_DIR.$_secret_dir);
+            mkdir($_import_tmp_dir);
 
             // Save file to that tmp directory but give it our own name to prevent directory traversal risks when using original name.
-            $zipfile = $_import_tmp_dir . uniqid( 'import_settings-', true ) . '.zip';
-            move_uploaded_file( $_FILES['file']['tmp_name'], $zipfile );
+            $zipfile = $_import_tmp_dir.uniqid('import_settings-', true).'.zip';
+            move_uploaded_file($_FILES['file']['tmp_name'], $zipfile);
 
             // Extract archive in the tmp directory.
             $zip = new ZipArchive;
-            if ( $zip->open( $zipfile ) === true ) {
+            if ($zip->open($zipfile) === true) {
                 // loop through all files in the zipfile.
                 for ($i = 0; $i < $zip->numFiles; $i++) {
                     // but only extract known good files.
-                    if ( preg_match('/^settings\.json$|^ccss_[a-z0-9]{32}\.css$/', $zip->getNameIndex( $i ) ) > 0 ) {
-                        $zip->extractTo( AO_CCSS_DIR, $zip->getNameIndex( $i ) );
+                    if (preg_match('/^settings\.json$|^ccss_[a-z0-9]{32}\.css$/', $zip->getNameIndex($i)) > 0) {
+                        $zip->extractTo(AO_CCSS_DIR, $zip->getNameIndex($i));
                     }
                 }
                 $zip->close();
@@ -307,26 +307,26 @@ 
             }
             
             // and remove temp. dir with all contents (the import-zipfile).
-            $this->rrmdir( $_import_tmp_dir );
+            $this->rrmdir($_import_tmp_dir);
 
-            if ( ! $error ) {
+            if (!$error) {
                 // Archive extraction ok, continue importing settings from AO_CCSS_DIR.
                 // Settings file.
-                $importfile = AO_CCSS_DIR . 'settings.json';
+                $importfile = AO_CCSS_DIR.'settings.json';
 
-                if ( file_exists( $importfile ) ) {
+                if (file_exists($importfile)) {
                     // Get settings and turn them into an object.
-                    $settings = json_decode( file_get_contents( $importfile ), true );
+                    $settings = json_decode(file_get_contents($importfile), true);
 
                     // Update options.
-                    update_option( 'autoptimize_ccss_rules', $settings['rules'] );
-                    update_option( 'autoptimize_ccss_additional', $settings['additional'] );
-                    update_option( 'autoptimize_ccss_viewport', $settings['viewport'] );
-                    update_option( 'autoptimize_ccss_finclude', $settings['finclude'] );
-                    update_option( 'autoptimize_ccss_rtimelimit', $settings['rtimelimit'] );
-                    update_option( 'autoptimize_ccss_noptimize', $settings['noptimize'] );
-                    update_option( 'autoptimize_ccss_debug', $settings['debug'] );
-                    update_option( 'autoptimize_ccss_key', $settings['key'] );
+                    update_option('autoptimize_ccss_rules', $settings['rules']);
+                    update_option('autoptimize_ccss_additional', $settings['additional']);
+                    update_option('autoptimize_ccss_viewport', $settings['viewport']);
+                    update_option('autoptimize_ccss_finclude', $settings['finclude']);
+                    update_option('autoptimize_ccss_rtimelimit', $settings['rtimelimit']);
+                    update_option('autoptimize_ccss_noptimize', $settings['noptimize']);
+                    update_option('autoptimize_ccss_debug', $settings['debug']);
+                    update_option('autoptimize_ccss_key', $settings['key']);
                 } else {
                     // Settings file doesn't exist, update error flag.
                     $error = 'settings file does not exist';
@@ -337,28 +337,28 @@ 
         }
 
         // Prepare response.
-        if ( $error ) {
+        if ($error) {
             $response['code'] = '500';
-            $response['msg']  = 'Error importing settings: ' . $error;
+            $response['msg']  = 'Error importing settings: '.$error;
         } else {
             $response['code'] = '200';
             $response['msg']  = 'Settings imported successfully';
         }
 
         // Dispatch respose.
-        echo json_encode( $response );
+        echo json_encode($response);
 
         // Close ajax request.
         wp_die();
     }
 
-    public function critcss_check_filename( $filename ) {
+    public function critcss_check_filename($filename) {
         // Try to avoid directory traversal when reading/writing/deleting critical CSS files.
-        if ( strpos( $filename, 'ccss_' ) !== 0 ) {
+        if (strpos($filename, 'ccss_') !== 0) {
             return false;
-        } elseif ( substr( $filename, -4, 4 ) !== '.css' ) {
+        } elseif (substr($filename, -4, 4) !== '.css') {
             return false;
-        } elseif ( sanitize_file_name( $filename ) !== $filename ) {
+        } elseif (sanitize_file_name($filename) !== $filename) {
             // Use WordPress core's sanitize_file_name to see if anything fishy is going on.
             return false;
         } else {
@@ -366,14 +366,14 @@ 
         }
     }
     
-    public function rrmdir( $path ) {
+    public function rrmdir($path) {
         // recursively remove a directory as found on
         // https://andy-carter.com/blog/recursively-remove-a-directory-in-php.
-        $files = glob($path . '/*');
-        foreach ( $files as $file ) {
-            is_dir( $file ) ? $this->rrmdir( $file ) : unlink( $file );
+        $files = glob($path.'/*');
+        foreach ($files as $file) {
+            is_dir($file) ? $this->rrmdir($file) : unlink($file);
         }
-        rmdir( $path );
+        rmdir($path);
 
         return;
     }

classes/autoptimizeImages.php

Doc Comments +10 added lines, -1 removed lines

@@ -382,6 +382,9 @@ 
         }
     }
 
+    /**
+     * @return string
+     */
     private function get_imgopt_base_url()
     {
         static $imgopt_base_url = null;
@@ -873,6 +876,9 @@ 
         }
     }
 
+    /**
+     * @return string
+     */
     public function get_cdn_url() {
         // getting CDN url here to avoid having to make bigger changes to autoptimizeBase.
         static $cdn_url = null;
@@ -976,6 +982,9 @@ 
         return $out;
     }
 
+    /**
+     * @return string
+     */
     public function process_bgimage( $in ) {
         if ( strpos( $in, 'background-image:' ) !== false && apply_filters( 'autoptimize_filter_imgopt_lazyload_backgroundimages', true ) ) {
             $out = preg_replace_callback(
@@ -1345,7 +1354,7 @@ 
     /**
      * Determines and returns the service launch status.
      *
-     * @return bool
+     * @return null|boolean
      */
     public function launch_ok()
     {

Spacing +369 added lines, -369 removed lines

@@ -3,7 +3,7 @@ 
  * Handles optimizing images.
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
     exit;
 }
 
@@ -23,18 +23,18 @@ 
      */
     protected static $instance = null;
 
-    public function __construct( array $options = array() )
+    public function __construct(array $options = array())
     {
         // If options are not provided, fetch them.
-        if ( empty( $options ) ) {
+        if (empty($options)) {
             $options = $this->fetch_options();
         }
 
-        $this->set_options( $options );
+        $this->set_options($options);
         $this->lazyload_counter = 0;
     }
 
-    public function set_options( array $options )
+    public function set_options(array $options)
     {
         $this->options = $options;
 
@@ -43,17 +43,17 @@ 
 
     public static function fetch_options()
     {
-        $value = autoptimizeOptionWrapper::get_option( 'autoptimize_imgopt_settings' );
-        if ( empty( $value ) ) {
+        $value = autoptimizeOptionWrapper::get_option('autoptimize_imgopt_settings');
+        if (empty($value)) {
             // Fallback to returning defaults when no stored option exists yet.
             $value = autoptimizeConfig::get_ao_imgopt_default_options();
         }
 
         // get service availability and add it to the options-array.
-        $value['availabilities'] = autoptimizeOptionWrapper::get_option( 'autoptimize_service_availablity' );
+        $value['availabilities'] = autoptimizeOptionWrapper::get_option('autoptimize_service_availablity');
 
-        if ( empty( $value['availabilities'] ) ) {
-            $value['availabilities'] = autoptimizeUtils::check_service_availability( true );
+        if (empty($value['availabilities'])) {
+            $value['availabilities'] = autoptimizeUtils::check_service_availability(true);
         }
 
         return $value;
@@ -66,9 +66,9 @@ 
         // and does not use/ request the availablity data (which could slow things down).
         static $imgopt_active = null;
 
-        if ( null === $imgopt_active ) {
-            $opts = autoptimizeOptionWrapper::get_option( 'autoptimize_imgopt_settings', '' );
-            if ( ! empty( $opts ) && is_array( $opts ) && array_key_exists( 'autoptimize_imgopt_checkbox_field_1', $opts ) && ! empty( $opts['autoptimize_imgopt_checkbox_field_1'] ) && '1' === $opts['autoptimize_imgopt_checkbox_field_1'] ) {
+        if (null === $imgopt_active) {
+            $opts = autoptimizeOptionWrapper::get_option('autoptimize_imgopt_settings', '');
+            if (!empty($opts) && is_array($opts) && array_key_exists('autoptimize_imgopt_checkbox_field_1', $opts) && !empty($opts['autoptimize_imgopt_checkbox_field_1']) && '1' === $opts['autoptimize_imgopt_checkbox_field_1']) {
                 $imgopt_active = true;
             } else {
                 $imgopt_active = false;
@@ -88,7 +88,7 @@ 
      */
     public static function instance()
     {
-        if ( null === self::$instance ) {
+        if (null === self::$instance) {
             self::$instance = new self();
         }
 
@@ -97,34 +97,34 @@ 
 
     public function run()
     {
-        if ( is_admin() ) {
-            if ( is_multisite() && is_network_admin() && autoptimizeOptionWrapper::is_ao_active_for_network() ) {
-                add_action( 'network_admin_menu', array( $this, 'imgopt_admin_menu' ) );
+        if (is_admin()) {
+            if (is_multisite() && is_network_admin() && autoptimizeOptionWrapper::is_ao_active_for_network()) {
+                add_action('network_admin_menu', array($this, 'imgopt_admin_menu'));
             } else {
-                add_action( 'admin_menu', array( $this, 'imgopt_admin_menu' ) );
+                add_action('admin_menu', array($this, 'imgopt_admin_menu'));
             }
-            add_filter( 'autoptimize_filter_settingsscreen_tabs', array( $this, 'add_imgopt_tab' ), 9 );
+            add_filter('autoptimize_filter_settingsscreen_tabs', array($this, 'add_imgopt_tab'), 9);
         } else {
-            add_action( 'wp', array( $this, 'run_on_frontend' ) );
+            add_action('wp', array($this, 'run_on_frontend'));
         }
     }
 
     public function run_on_frontend() {
-        if ( ! $this->should_run() ) {
-            if ( $this->should_lazyload() ) {
+        if (!$this->should_run()) {
+            if ($this->should_lazyload()) {
                 add_filter(
                     'wp_lazy_loading_enabled',
                     '__return_false'
                 );
                 add_filter(
                     'autoptimize_html_after_minify',
-                    array( $this, 'filter_lazyload_images' ),
+                    array($this, 'filter_lazyload_images'),
                     10,
                     1
                 );
                 add_action(
                     'wp_footer',
-                    array( $this, 'add_lazyload_js_footer' ),
+                    array($this, 'add_lazyload_js_footer'),
                     10,
                     0
                 );
@@ -134,43 +134,43 @@ 
 
         $active = false;
 
-        if ( apply_filters( 'autoptimize_filter_imgopt_do', true ) ) {
+        if (apply_filters('autoptimize_filter_imgopt_do', true)) {
             add_filter(
                 'autoptimize_html_after_minify',
-                array( $this, 'filter_optimize_images' ),
+                array($this, 'filter_optimize_images'),
                 10,
                 1
             );
             $active = true;
         }
 
-        if ( apply_filters( 'autoptimize_filter_imgopt_do_css', true ) ) {
+        if (apply_filters('autoptimize_filter_imgopt_do_css', true)) {
             add_filter(
                 'autoptimize_filter_base_replace_cdn',
-                array( $this, 'filter_optimize_css_images' ),
+                array($this, 'filter_optimize_css_images'),
                 10,
                 1
             );
             $active = true;
         }
 
-        if ( $active ) {
+        if ($active) {
             add_filter(
                 'autoptimize_extra_filter_tobepreconn',
-                array( $this, 'filter_preconnect_imgopt_url' ),
+                array($this, 'filter_preconnect_imgopt_url'),
                 10,
                 1
             );
         }
 
-        if ( $this->should_lazyload() ) {
+        if ($this->should_lazyload()) {
             add_filter(
                 'wp_lazy_loading_enabled',
                 '__return_false'
             );
             add_action(
                 'wp_footer',
-                array( $this, 'add_lazyload_js_footer' ),
+                array($this, 'add_lazyload_js_footer'),
                 10,
                 0
             );
@@ -185,12 +185,12 @@ 
     protected function should_run()
     {
         $opts              = $this->options;
-        $service_not_down  = ( 'down' !== $opts['availabilities']['extra_imgopt']['status'] );
-        $not_launch_status = ( 'launch' !== $opts['availabilities']['extra_imgopt']['status'] );
+        $service_not_down  = ('down' !== $opts['availabilities']['extra_imgopt']['status']);
+        $not_launch_status = ('launch' !== $opts['availabilities']['extra_imgopt']['status']);
 
         $do_cdn      = true;
         $_userstatus = $this->get_imgopt_provider_userstatus();
-        if ( isset( $_userstatus['Status'] ) && ( -2 == $_userstatus['Status'] || -3 == $_userstatus['Status'] ) ) {
+        if (isset($_userstatus['Status']) && ( -2 == $_userstatus['Status'] || -3 == $_userstatus['Status'] )) {
             // don't even attempt to put images on CDN if heavily exceeded threshold or if site not reachable.
             $do_cdn = false;
         }
@@ -199,7 +199,7 @@ 
             $this->imgopt_active()
             && $do_cdn
             && $service_not_down
-            && ( $not_launch_status || $this->launch_ok() )
+            && ($not_launch_status || $this->launch_ok())
         ) {
             return true;
         }
@@ -210,13 +210,13 @@ 
     {
         static $imgopt_host = null;
 
-        if ( null === $imgopt_host ) {
+        if (null === $imgopt_host) {
             $imgopt_host  = 'https://cdn.shortpixel.ai/';
             $avail_imgopt = $this->options['availabilities']['extra_imgopt'];
-            if ( ! empty( $avail_imgopt ) && array_key_exists( 'hosts', $avail_imgopt ) && is_array( $avail_imgopt['hosts'] ) ) {
-                $imgopt_host = array_rand( array_flip( $avail_imgopt['hosts'] ) );
+            if (!empty($avail_imgopt) && array_key_exists('hosts', $avail_imgopt) && is_array($avail_imgopt['hosts'])) {
+                $imgopt_host = array_rand(array_flip($avail_imgopt['hosts']));
             }
-            $imgopt_host = apply_filters( 'autoptimize_filter_imgopt_host', $imgopt_host );
+            $imgopt_host = apply_filters('autoptimize_filter_imgopt_host', $imgopt_host);
         }
 
         return $imgopt_host;
@@ -231,7 +231,7 @@ 
 
     public static function get_service_url_suffix()
     {
-        $suffix = '/af/SPZURYE109483/' . AUTOPTIMIZE_SITE_DOMAIN;
+        $suffix = '/af/SPZURYE109483/'.AUTOPTIMIZE_SITE_DOMAIN;
 
         return $suffix;
     }
@@ -240,12 +240,12 @@ 
     {
         static $quality = null;
 
-        if ( null === $quality ) {
+        if (null === $quality) {
             $q_array = $this->get_img_quality_array();
             $setting = $this->get_img_quality_setting();
             $quality = apply_filters(
                 'autoptimize_filter_imgopt_quality',
-                'q_' . $q_array[ $setting ]
+                'q_'.$q_array[$setting]
             );
         }
 
@@ -256,7 +256,7 @@ 
     {
         static $map = null;
 
-        if ( null === $map ) {
+        if (null === $map) {
             $map = array(
                 '1' => 'lossy',
                 '2' => 'glossy',
@@ -275,12 +275,12 @@ 
     {
         static $q = null;
 
-        if ( null === $q ) {
-            if ( is_array( $this->options ) && array_key_exists( 'autoptimize_imgopt_select_field_2', $this->options ) ) {
+        if (null === $q) {
+            if (is_array($this->options) && array_key_exists('autoptimize_imgopt_select_field_2', $this->options)) {
                 $setting = $this->options['autoptimize_imgopt_select_field_2'];
             }
 
-            if ( ! isset( $setting ) || empty( $setting ) || ( '1' !== $setting && '3' !== $setting ) ) {
+            if (!isset($setting) || empty($setting) || ('1' !== $setting && '3' !== $setting)) {
                 // default image opt. value is 2 ("glossy").
                 $q = '2';
             } else {
@@ -291,10 +291,10 @@ 
         return $q;
     }
 
-    public function filter_preconnect_imgopt_url( array $in )
+    public function filter_preconnect_imgopt_url(array $in)
     {
-        $url_parts = parse_url( $this->get_imgopt_base_url() );
-        $in[]      = $url_parts['scheme'] . '://' . $url_parts['host'];
+        $url_parts = parse_url($this->get_imgopt_base_url());
+        $in[]      = $url_parts['scheme'].'://'.$url_parts['host'];
 
         return $in;
     }
@@ -307,20 +307,20 @@ 
      *
      * @return string
      */
-    private function normalize_img_url( $in )
+    private function normalize_img_url($in)
     {
         // Only parse the site url once.
         static $parsed_site_url = null;
-        if ( null === $parsed_site_url ) {
-            $parsed_site_url = parse_url( site_url() );
+        if (null === $parsed_site_url) {
+            $parsed_site_url = parse_url(site_url());
         }
 
         // get CDN domain once.
         static $cdn_domain = null;
-        if ( is_null( $cdn_domain ) ) {
+        if (is_null($cdn_domain)) {
             $cdn_url = $this->get_cdn_url();
-            if ( ! empty( $cdn_url ) ) {
-                $cdn_domain = parse_url( $cdn_url, PHP_URL_HOST );
+            if (!empty($cdn_url)) {
+                $cdn_domain = parse_url($cdn_url, PHP_URL_HOST);
             } else {
                 $cdn_domain = '';
             }
@@ -336,47 +336,47 @@ 
          * identical string operations).
          */
         static $cache = null;
-        if ( null === $cache ) {
+        if (null === $cache) {
             $cache = array();
         }
 
         // Do the work on cache miss only.
-        if ( ! isset( $cache[ $in ] ) ) {
+        if (!isset($cache[$in])) {
             // Default to (the trimmed version of) what was given to us.
-            $result = trim( $in );
+            $result = trim($in);
 
             // Some silly plugins wrap background images in html-encoded quotes, so remove those from the img url.
-            $result = $this->fix_silly_bgimg_quotes( $result );
+            $result = $this->fix_silly_bgimg_quotes($result);
 
-            if ( autoptimizeUtils::is_protocol_relative( $result ) ) {
-                $result = $parsed_site_url['scheme'] . ':' . $result;
-            } elseif ( 0 === strpos( $result, '/' ) ) {
+            if (autoptimizeUtils::is_protocol_relative($result)) {
+                $result = $parsed_site_url['scheme'].':'.$result;
+            } elseif (0 === strpos($result, '/')) {
                 // Root-relative...
-                $result = $parsed_site_url['scheme'] . '://' . $parsed_site_url['host'] . $result;
-            } elseif ( ! empty( $cdn_domain ) && strpos( $result, $cdn_domain ) !== 0 ) {
-                $result = str_replace( $cdn_domain, $parsed_site_url['host'], $result );
+                $result = $parsed_site_url['scheme'].'://'.$parsed_site_url['host'].$result;
+            } elseif (!empty($cdn_domain) && strpos($result, $cdn_domain) !== 0) {
+                $result = str_replace($cdn_domain, $parsed_site_url['host'], $result);
             }
 
             // filter (default off) to remove QS from image URL's to avoid eating away optimization credits.
-            if ( apply_filters( 'autoptimize_filter_imgopt_no_querystring', false ) && strpos( $result, '?' ) !== false ) {
-                $result = strtok( $result, '?' );
+            if (apply_filters('autoptimize_filter_imgopt_no_querystring', false) && strpos($result, '?') !== false) {
+                $result = strtok($result, '?');
             }
 
-            $result = apply_filters( 'autoptimize_filter_imgopt_normalized_url', $result );
+            $result = apply_filters('autoptimize_filter_imgopt_normalized_url', $result);
 
             // Store in cache.
-            $cache[ $in ] = $result;
+            $cache[$in] = $result;
         }
 
-        return $cache[ $in ];
+        return $cache[$in];
     }
 
-    public function filter_optimize_css_images( $in )
+    public function filter_optimize_css_images($in)
     {
-        $in = $this->normalize_img_url( $in );
+        $in = $this->normalize_img_url($in);
 
-        if ( $this->can_optimize_image( $in ) ) {
-            return $this->build_imgopt_url( $in, '', '' );
+        if ($this->can_optimize_image($in)) {
+            return $this->build_imgopt_url($in, '', '');
         } else {
             return $in;
         }
@@ -386,53 +386,53 @@ 
     {
         static $imgopt_base_url = null;
 
-        if ( null === $imgopt_base_url ) {
+        if (null === $imgopt_base_url) {
             $imgopt_host     = $this->get_imgopt_host();
             $quality         = $this->get_img_quality_string();
-            $ret_val         = apply_filters( 'autoptimize_filter_imgopt_wait', 'ret_img' ); // values: ret_wait, ret_img, ret_json, ret_blank.
-            $imgopt_base_url = $imgopt_host . 'client/' . $quality . ',' . $ret_val;
-            $imgopt_base_url = apply_filters( 'autoptimize_filter_imgopt_base_url', $imgopt_base_url );
+            $ret_val         = apply_filters('autoptimize_filter_imgopt_wait', 'ret_img'); // values: ret_wait, ret_img, ret_json, ret_blank.
+            $imgopt_base_url = $imgopt_host.'client/'.$quality.','.$ret_val;
+            $imgopt_base_url = apply_filters('autoptimize_filter_imgopt_base_url', $imgopt_base_url);
         }
 
         return $imgopt_base_url;
     }
 
-    private function can_optimize_image( $url, $tag = '', $testing = false )
+    private function can_optimize_image($url, $tag = '', $testing = false)
     {
         static $cdn_url      = null;
         static $nopti_images = null;
 
-        if ( null === $cdn_url ) {
+        if (null === $cdn_url) {
             $cdn_url = apply_filters(
                 'autoptimize_filter_base_cdnurl',
-                autoptimizeOptionWrapper::get_option( 'autoptimize_cdn_url', '' )
+                autoptimizeOptionWrapper::get_option('autoptimize_cdn_url', '')
             );
         }
 
-        if ( null === $nopti_images || $testing ) {
-            if ( is_array( $this->options ) && array_key_exists( 'autoptimize_imgopt_text_field_6', $this->options ) ) {
+        if (null === $nopti_images || $testing) {
+            if (is_array($this->options) && array_key_exists('autoptimize_imgopt_text_field_6', $this->options)) {
                 $nopti_images = $this->options['autoptimize_imgopt_text_field_6'];
             }
-            $nopti_images = apply_filters( 'autoptimize_filter_imgopt_noptimize', $nopti_images );
+            $nopti_images = apply_filters('autoptimize_filter_imgopt_noptimize', $nopti_images);
         }
 
         $site_host  = AUTOPTIMIZE_SITE_DOMAIN;
-        $url        = $this->normalize_img_url( $url );
-        $url_parsed = parse_url( $url );
+        $url        = $this->normalize_img_url($url);
+        $url_parsed = parse_url($url);
 
-        if ( array_key_exists( 'host', $url_parsed ) && $url_parsed['host'] !== $site_host && empty( $cdn_url ) ) {
+        if (array_key_exists('host', $url_parsed) && $url_parsed['host'] !== $site_host && empty($cdn_url)) {
             return false;
-        } elseif ( ! empty( $cdn_url ) && strpos( $url, $cdn_url ) === false && array_key_exists( 'host', $url_parsed ) && $url_parsed['host'] !== $site_host ) {
+        } elseif (!empty($cdn_url) && strpos($url, $cdn_url) === false && array_key_exists('host', $url_parsed) && $url_parsed['host'] !== $site_host) {
             return false;
-        } elseif ( strpos( $url, '.php' ) !== false ) {
+        } elseif (strpos($url, '.php') !== false) {
             return false;
-        } elseif ( str_ireplace( array( '.png', '.gif', '.jpg', '.jpeg', '.webp', '.avif' ), '', $url_parsed['path'] ) === $url_parsed['path'] ) {
+        } elseif (str_ireplace(array('.png', '.gif', '.jpg', '.jpeg', '.webp', '.avif'), '', $url_parsed['path']) === $url_parsed['path']) {
             // fixme: better check against end of string.
             return false;
-        } elseif ( ! empty( $nopti_images ) ) {
-            $nopti_images_array = array_filter( array_map( 'trim', explode( ',', $nopti_images ) ) );
-            foreach ( $nopti_images_array as $nopti_image ) {
-                if ( strpos( $url, $nopti_image ) !== false || ( ( '' !== $tag && strpos( $tag, $nopti_image ) !== false ) ) ) {
+        } elseif (!empty($nopti_images)) {
+            $nopti_images_array = array_filter(array_map('trim', explode(',', $nopti_images)));
+            foreach ($nopti_images_array as $nopti_image) {
+                if (strpos($url, $nopti_image) !== false || (('' !== $tag && strpos($tag, $nopti_image) !== false))) {
                     return false;
                 }
             }
@@ -440,13 +440,13 @@ 
         return true;
     }
 
-    private function build_imgopt_url( $orig_url, $width = 0, $height = 0 )
+    private function build_imgopt_url($orig_url, $width = 0, $height = 0)
     {
         // sanitize width and height.
-        if ( strpos( $width, '%' ) !== false ) {
+        if (strpos($width, '%') !== false) {
             $width = 0;
         }
-        if ( strpos( $height, '%' ) !== false ) {
+        if (strpos($height, '%') !== false) {
             $height = 0;
         }
         $width  = (int) $width;
@@ -460,52 +460,52 @@ 
         );
 
         // If filter modified the url, return that.
-        if ( $filtered_url !== $orig_url ) {
+        if ($filtered_url !== $orig_url) {
             return $filtered_url;
         }
 
-        $normalized_url = $this->normalize_img_url( $orig_url );
+        $normalized_url = $this->normalize_img_url($orig_url);
 
         // if the URL is ascii we check if we have a real URL with filter_var (which only works on ascii url's) and if not a real URL we return the original one.
-        if ( apply_filters( 'autoptimize_filter_imgopt_check_normalized_url', true ) && ! preg_match( '/[^\x20-\x7e]/', $normalized_url ) && false === filter_var( $normalized_url, FILTER_VALIDATE_URL ) ) {
+        if (apply_filters('autoptimize_filter_imgopt_check_normalized_url', true) && !preg_match('/[^\x20-\x7e]/', $normalized_url) && false === filter_var($normalized_url, FILTER_VALIDATE_URL)) {
             return $orig_url;
         }
 
         $imgopt_base_url = $this->get_imgopt_base_url();
         $imgopt_size     = '';
 
-        if ( $width && 0 !== $width ) {
-            $imgopt_size = ',w_' . $width;
+        if ($width && 0 !== $width) {
+            $imgopt_size = ',w_'.$width;
         }
 
-        if ( $height && 0 !== $height ) {
-            $imgopt_size .= ',h_' . $height;
+        if ($height && 0 !== $height) {
+            $imgopt_size .= ',h_'.$height;
         }
 
-        $url = $imgopt_base_url . $imgopt_size . '/' . $normalized_url;
+        $url = $imgopt_base_url.$imgopt_size.'/'.$normalized_url;
 
         return $url;
     }
 
-    public function replace_data_thumbs( $matches )
+    public function replace_data_thumbs($matches)
     {
-        return $this->replace_img_callback( $matches, 150, 150 );
+        return $this->replace_img_callback($matches, 150, 150);
     }
 
-    public function replace_img_callback( $matches, $width = 0, $height = 0 )
+    public function replace_img_callback($matches, $width = 0, $height = 0)
     {
-        $_normalized_img_url = $this->normalize_img_url( $matches[1] );
-        if ( $this->can_optimize_image( $matches[1], $matches[0] ) ) {
-            return str_replace( $matches[1], $this->build_imgopt_url( $_normalized_img_url, $width, $height ), $matches[0] );
+        $_normalized_img_url = $this->normalize_img_url($matches[1]);
+        if ($this->can_optimize_image($matches[1], $matches[0])) {
+            return str_replace($matches[1], $this->build_imgopt_url($_normalized_img_url, $width, $height), $matches[0]);
         } else {
             return $matches[0];
         }
     }
 
-    public function replace_icon_callback( $matches )
+    public function replace_icon_callback($matches)
     {
-        if ( array_key_exists( '2', $matches ) ) {
-            $sizes  = explode( 'x', $matches[2] );
+        if (array_key_exists('2', $matches)) {
+            $sizes  = explode('x', $matches[2]);
             $width  = $sizes[0];
             $height = $sizes[1];
         } else {
@@ -514,14 +514,14 @@ 
         }
 
         // make sure we're not trying to optimize a *.ico file
-        if ( strpos( $matches[1], '.ico' ) === false ) {
-            return $this->replace_img_callback( $matches, $width, $height );
+        if (strpos($matches[1], '.ico') === false) {
+            return $this->replace_img_callback($matches, $width, $height);
         } else {
             return $matches[0];
         }
     }
 
-    public function filter_optimize_images( $in, $testing = false )
+    public function filter_optimize_images($in, $testing = false)
     {
         /*
          * potential future functional improvements:
@@ -531,7 +531,7 @@ 
         $to_replace = array();
 
         // hide noscript tags to avoid nesting noscript tags (as lazyloaded images add noscript).
-        if ( $this->should_lazyload() ) {
+        if ($this->should_lazyload()) {
             $in = autoptimizeBase::replace_contents_with_marker_if_exists(
                 'SCRIPT',
                 '<script',
@@ -541,165 +541,165 @@ 
         }
 
         // extract img tags.
-        if ( preg_match_all( '#<img[^>]*src[^>]*>#Usmi', $in, $matches ) ) {
-            foreach ( $matches[0] as $tag ) {
-                $tag = apply_filters( 'autoptimize_filter_imgopt_tag_preopt' , $tag );
+        if (preg_match_all('#<img[^>]*src[^>]*>#Usmi', $in, $matches)) {
+            foreach ($matches[0] as $tag) {
+                $tag = apply_filters('autoptimize_filter_imgopt_tag_preopt', $tag);
 
                 $orig_tag = $tag;
                 $imgopt_w = '';
                 $imgopt_h = '';
 
                 // first do (data-)srcsets.
-                if ( preg_match_all( '#srcset=("|\')(.*)("|\')#Usmi', $tag, $allsrcsets, PREG_SET_ORDER ) ) {
-                    foreach ( $allsrcsets as $srcset ) {
+                if (preg_match_all('#srcset=("|\')(.*)("|\')#Usmi', $tag, $allsrcsets, PREG_SET_ORDER)) {
+                    foreach ($allsrcsets as $srcset) {
                         $srcset      = $srcset[2];
                         $orig_srcset = $srcset;
-                        $srcsets     = explode( ',', $srcset );
-                        foreach ( $srcsets as $indiv_srcset ) {
-                            $indiv_srcset_parts = explode( ' ', trim( $indiv_srcset ) );
-                            if ( isset( $indiv_srcset_parts[1] ) && rtrim( $indiv_srcset_parts[1], 'w' ) !== $indiv_srcset_parts[1] ) {
-                                $imgopt_w = rtrim( $indiv_srcset_parts[1], 'w' );
+                        $srcsets     = explode(',', $srcset);
+                        foreach ($srcsets as $indiv_srcset) {
+                            $indiv_srcset_parts = explode(' ', trim($indiv_srcset));
+                            if (isset($indiv_srcset_parts[1]) && rtrim($indiv_srcset_parts[1], 'w') !== $indiv_srcset_parts[1]) {
+                                $imgopt_w = rtrim($indiv_srcset_parts[1], 'w');
                             }
-                            if ( $this->can_optimize_image( $indiv_srcset_parts[0], $tag, $testing ) ) {
-                                $imgopt_url = $this->build_imgopt_url( $indiv_srcset_parts[0], $imgopt_w, '' );
-                                $srcset     = str_replace( $indiv_srcset_parts[0], $imgopt_url, $srcset );
+                            if ($this->can_optimize_image($indiv_srcset_parts[0], $tag, $testing)) {
+                                $imgopt_url = $this->build_imgopt_url($indiv_srcset_parts[0], $imgopt_w, '');
+                                $srcset     = str_replace($indiv_srcset_parts[0], $imgopt_url, $srcset);
                             }
                         }
-                        $tag = str_replace( $orig_srcset, $srcset, $tag );
+                        $tag = str_replace($orig_srcset, $srcset, $tag);
                     }
                 }
 
                 // proceed with img src.
                 // get width and height and add to $imgopt_size.
-                $_get_size = $this->get_size_from_tag( $tag );
+                $_get_size = $this->get_size_from_tag($tag);
                 $imgopt_w  = $_get_size['width'];
                 $imgopt_h  = $_get_size['height'];
 
                 // then start replacing images src.
-                if ( preg_match_all( '#src=(?:"|\')(?!data)(.*)(?:"|\')#Usmi', $tag, $urls, PREG_SET_ORDER ) ) {
-                    foreach ( $urls as $url ) {
+                if (preg_match_all('#src=(?:"|\')(?!data)(.*)(?:"|\')#Usmi', $tag, $urls, PREG_SET_ORDER)) {
+                    foreach ($urls as $url) {
                         $full_src_orig = $url[0];
                         $url           = $url[1];
-                        if ( $this->can_optimize_image( $url, $tag, $testing ) ) {
-                            $imgopt_url      = $this->build_imgopt_url( $url, $imgopt_w, $imgopt_h );
-                            $full_imgopt_src = str_replace( $url, $imgopt_url, $full_src_orig );
-                            $tag             = str_replace( $full_src_orig, $full_imgopt_src, $tag );
+                        if ($this->can_optimize_image($url, $tag, $testing)) {
+                            $imgopt_url      = $this->build_imgopt_url($url, $imgopt_w, $imgopt_h);
+                            $full_imgopt_src = str_replace($url, $imgopt_url, $full_src_orig);
+                            $tag             = str_replace($full_src_orig, $full_imgopt_src, $tag);
                         }
                     }
                 }
 
                 // do lazyload stuff.
-                if ( $this->should_lazyload( $in ) && ! empty( $url ) ) {
+                if ($this->should_lazyload($in) && !empty($url)) {
                     // first do lpiq placeholder logic.
-                    if ( strpos( $url, $this->get_imgopt_host() ) === 0 ) {
+                    if (strpos($url, $this->get_imgopt_host()) === 0) {
                         // if all img src have been replaced during srcset, we have to extract the
                         // origin url from the imgopt one to be able to set a lqip placeholder.
-                        $_url = substr( $url, strpos( $url, '/http' ) + 1 );
+                        $_url = substr($url, strpos($url, '/http') + 1);
                     } else {
                         $_url = $url;
                     }
 
-                    $_url = $this->normalize_img_url( $_url );
+                    $_url = $this->normalize_img_url($_url);
 
                     $placeholder = '';
-                    if ( $this->can_optimize_image( $_url, $tag ) && apply_filters( 'autoptimize_filter_imgopt_lazyload_dolqip', true, $_url ) ) {
+                    if ($this->can_optimize_image($_url, $tag) && apply_filters('autoptimize_filter_imgopt_lazyload_dolqip', true, $_url)) {
                         $lqip_w = '';
                         $lqip_h = '';
-                        if ( isset( $imgopt_w ) && ! empty( $imgopt_w ) ) {
-                            $lqip_w = ',w_' . $imgopt_w;
+                        if (isset($imgopt_w) && !empty($imgopt_w)) {
+                            $lqip_w = ',w_'.$imgopt_w;
                         }
-                        if ( isset( $imgopt_h ) && ! empty( $imgopt_h ) ) {
-                            $lqip_h = ',h_' . $imgopt_h;
+                        if (isset($imgopt_h) && !empty($imgopt_h)) {
+                            $lqip_h = ',h_'.$imgopt_h;
                         }
-                        $placeholder = $this->get_imgopt_host() . 'client/q_lqip,ret_wait' . $lqip_w . $lqip_h . '/' . $_url;
+                        $placeholder = $this->get_imgopt_host().'client/q_lqip,ret_wait'.$lqip_w.$lqip_h.'/'.$_url;
                     }
                     // then call add_lazyload-function with lpiq placeholder if set.
-                    $tag = $this->add_lazyload( $tag, $placeholder );
+                    $tag = $this->add_lazyload($tag, $placeholder);
                 }
 
-                $tag = apply_filters( 'autoptimize_filter_imgopt_tag_postopt' , $tag );
+                $tag = apply_filters('autoptimize_filter_imgopt_tag_postopt', $tag);
 
                 // and add tag to array for later replacement.
-                if ( $tag !== $orig_tag ) {
-                    $to_replace[ $orig_tag ] = $tag;
+                if ($tag !== $orig_tag) {
+                    $to_replace[$orig_tag] = $tag;
                 }
             }
         }
 
         // and replace all.
-        $out = str_replace( array_keys( $to_replace ), array_values( $to_replace ), $in );
+        $out = str_replace(array_keys($to_replace), array_values($to_replace), $in);
 
         // img thumbnails in e.g. woocommerce.
-        if ( strpos( $out, 'data-thumb' ) !== false && apply_filters( 'autoptimize_filter_imgopt_datathumbs', true ) ) {
+        if (strpos($out, 'data-thumb') !== false && apply_filters('autoptimize_filter_imgopt_datathumbs', true)) {
             $out = preg_replace_callback(
                 '/\<div(?:[^>]?)\sdata-thumb\=(?:\"|\')(.+?)(?:\"|\')(?:[^>]*)?\>/s',
-                array( $this, 'replace_data_thumbs' ),
+                array($this, 'replace_data_thumbs'),
                 $out
             );
         }
 
         // background-image in inline style.
-        if ( strpos( $out, 'background-image:' ) !== false && apply_filters( 'autoptimize_filter_imgopt_backgroundimages', true ) ) {
+        if (strpos($out, 'background-image:') !== false && apply_filters('autoptimize_filter_imgopt_backgroundimages', true)) {
             $out = preg_replace_callback(
                 '/style=(?:"|\')[^<>]*?background-image:\s?url\((?:"|\')?([^"\')]*)(?:"|\')?\)/',
-                array( $this, 'replace_img_callback' ),
+                array($this, 'replace_img_callback'),
                 $out
             );
         }
 
         // act on icon links.
-        if ( ( strpos( $out, '<link rel="icon"' ) !== false || ( strpos( $out, "<link rel='icon'" ) !== false ) ) && apply_filters( 'autoptimize_filter_imgopt_linkicon', true ) ) {
+        if ((strpos($out, '<link rel="icon"') !== false || (strpos($out, "<link rel='icon'") !== false)) && apply_filters('autoptimize_filter_imgopt_linkicon', true)) {
             $out = preg_replace_callback(
                 '/<link\srel=(?:"|\')(?:apple-touch-)?icon(?:"|\').*\shref=(?:"|\')(.*)(?:"|\')(?:\ssizes=(?:"|\')(\d*x\d*)(?:"|\'))?\s\/>/Um',
-                array( $this, 'replace_icon_callback' ),
+                array($this, 'replace_icon_callback'),
                 $out
             );
         }
 
         // lazyload: restore noscript tags + lazyload picture source tags and bgimage.
-        if ( $this->should_lazyload() ) {
+        if ($this->should_lazyload()) {
             $out = autoptimizeBase::restore_marked_content(
                 'SCRIPT',
                 $out
             );
 
-            $out = $this->process_picture_tag( $out, true, true );
-            $out = $this->process_bgimage( $out );
+            $out = $this->process_picture_tag($out, true, true);
+            $out = $this->process_bgimage($out);
         } else {
-            $out = $this->process_picture_tag( $out, true, false );
+            $out = $this->process_picture_tag($out, true, false);
         }
 
         return $out;
     }
 
-    public function get_size_from_tag( $tag ) {
+    public function get_size_from_tag($tag) {
         // reusable function to extract widht and height from an image tag
         // enforcing a filterable maximum width and height (default 4999X4999).
         $width  = '';
         $height = '';
 
-        if ( preg_match( '#width=("|\')(.*)("|\')#Usmi', $tag, $_width ) ) {
-            if ( strpos( $_width[2], '%' ) === false ) {
+        if (preg_match('#width=("|\')(.*)("|\')#Usmi', $tag, $_width)) {
+            if (strpos($_width[2], '%') === false) {
                 $width = (int) $_width[2];
             }
         }
-        if ( preg_match( '#height=("|\')(.*)("|\')#Usmi', $tag, $_height ) ) {
-            if ( strpos( $_height[2], '%' ) === false ) {
+        if (preg_match('#height=("|\')(.*)("|\')#Usmi', $tag, $_height)) {
+            if (strpos($_height[2], '%') === false) {
                 $height = (int) $_height[2];
             }
         }
 
         // check for and enforce (filterable) max sizes.
-        $_max_width = apply_filters( 'autoptimize_filter_imgopt_max_width', 4999 );
-        if ( $width > $_max_width ) {
+        $_max_width = apply_filters('autoptimize_filter_imgopt_max_width', 4999);
+        if ($width > $_max_width) {
             $_width = $_max_width;
-            $height = $_width / $width * $height;
+            $height = $_width/$width*$height;
             $width  = $_width;
         }
-        $_max_height = apply_filters( 'autoptimize_filter_imgopt_max_height', 4999 );
-        if ( $height > $_max_height ) {
+        $_max_height = apply_filters('autoptimize_filter_imgopt_max_height', 4999);
+        if ($height > $_max_height) {
             $_height = $_max_height;
-            $width   = $_height / $height * $width;
+            $width   = $_height/$height*$width;
             $height  = $_height;
         }
 
@@ -718,26 +718,26 @@ 
         return $self->should_lazyload();
     }
 
-    public function should_lazyload( $context = '' ) {
-        if ( ! empty( $this->options['autoptimize_imgopt_checkbox_field_3'] ) && false === $this->check_nolazy() ) {
+    public function should_lazyload($context = '') {
+        if (!empty($this->options['autoptimize_imgopt_checkbox_field_3']) && false === $this->check_nolazy()) {
             $lazyload_return = true;
         } else {
             $lazyload_return = false;
         }
-        $lazyload_return = apply_filters( 'autoptimize_filter_imgopt_should_lazyload', $lazyload_return, $context );
+        $lazyload_return = apply_filters('autoptimize_filter_imgopt_should_lazyload', $lazyload_return, $context);
 
         return $lazyload_return;
     }
 
     public function check_nolazy() {
-        if ( array_key_exists( 'ao_nolazy', $_GET ) && '1' === $_GET['ao_nolazy'] ) {
+        if (array_key_exists('ao_nolazy', $_GET) && '1' === $_GET['ao_nolazy']) {
             return true;
         } else {
             return false;
         }
     }
 
-    public function filter_lazyload_images( $in )
+    public function filter_lazyload_images($in)
     {
         // only used is image optimization is NOT active but lazyload is.
         $to_replace = array();
@@ -751,20 +751,20 @@ 
         );
 
         // extract img tags and add lazyload attribs.
-        if ( preg_match_all( '#<img[^>]*src[^>]*>#Usmi', $out, $matches ) ) {
-            foreach ( $matches[0] as $tag ) {
-                if ( $this->should_lazyload( $out ) ) {
-                    $to_replace[ $tag ] = $this->add_lazyload( $tag );
+        if (preg_match_all('#<img[^>]*src[^>]*>#Usmi', $out, $matches)) {
+            foreach ($matches[0] as $tag) {
+                if ($this->should_lazyload($out)) {
+                    $to_replace[$tag] = $this->add_lazyload($tag);
                 }
             }
-            $out = str_replace( array_keys( $to_replace ), array_values( $to_replace ), $out );
+            $out = str_replace(array_keys($to_replace), array_values($to_replace), $out);
         }
 
         // and also lazyload picture tag.
-        $out = $this->process_picture_tag( $out, false, true );
+        $out = $this->process_picture_tag($out, false, true);
 
         // and inline style blocks with background-image.
-        $out = $this->process_bgimage( $out );
+        $out = $this->process_bgimage($out);
 
         // restore noscript tags.
         $out = autoptimizeBase::restore_marked_content(
@@ -775,92 +775,92 @@ 
         return $out;
     }
 
-    public function add_lazyload( $tag, $placeholder = '' ) {
+    public function add_lazyload($tag, $placeholder = '') {
         // adds actual lazyload-attributes to an image node.
         $this->lazyload_counter++;
 
         $_lazyload_from_nth = '';
-        if ( array_key_exists( 'autoptimize_imgopt_number_field_7', $this->options ) ) {
+        if (array_key_exists('autoptimize_imgopt_number_field_7', $this->options)) {
             $_lazyload_from_nth = $this->options['autoptimize_imgopt_number_field_7'];
         }
-        $_lazyload_from_nth = apply_filters( 'autoptimize_filter_imgopt_lazyload_from_nth', $_lazyload_from_nth );
+        $_lazyload_from_nth = apply_filters('autoptimize_filter_imgopt_lazyload_from_nth', $_lazyload_from_nth);
 
-        if ( str_ireplace( $this->get_lazyload_exclusions(), '', $tag ) === $tag && $this->lazyload_counter >= $_lazyload_from_nth ) {
-            $tag = $this->maybe_fix_missing_quotes( $tag );
+        if (str_ireplace($this->get_lazyload_exclusions(), '', $tag) === $tag && $this->lazyload_counter >= $_lazyload_from_nth) {
+            $tag = $this->maybe_fix_missing_quotes($tag);
 
             // store original tag for use in noscript version.
-            $noscript_tag = '<noscript>' . autoptimizeUtils::remove_id_from_node( $tag ) . '</noscript>';
+            $noscript_tag = '<noscript>'.autoptimizeUtils::remove_id_from_node($tag).'</noscript>';
 
-            $lazyload_class = apply_filters( 'autoptimize_filter_imgopt_lazyload_class', 'lazyload' );
+            $lazyload_class = apply_filters('autoptimize_filter_imgopt_lazyload_class', 'lazyload');
 
             // insert lazyload class.
-            $tag = $this->inject_classes_in_tag( $tag, "$lazyload_class " );
+            $tag = $this->inject_classes_in_tag($tag, "$lazyload_class ");
 
-            if ( ! $placeholder || empty( $placeholder ) ) {
+            if (!$placeholder || empty($placeholder)) {
                 // get image width & heigth for placeholder fun (and to prevent content reflow).
-                $_get_size = $this->get_size_from_tag( $tag );
+                $_get_size = $this->get_size_from_tag($tag);
                 $width     = $_get_size['width'];
                 $height    = $_get_size['height'];
-                if ( false === $width || empty( $width ) ) {
+                if (false === $width || empty($width)) {
                     $width = 210; // default width for SVG placeholder.
                 }
-                if ( false === $height || empty( $height ) ) {
-                    $height = $width / 3 * 2; // if no height, base it on width using the 3/2 aspect ratio.
+                if (false === $height || empty($height)) {
+                    $height = $width/3*2; // if no height, base it on width using the 3/2 aspect ratio.
                 }
 
                 // insert the actual lazyload stuff.
                 // see https://css-tricks.com/preventing-content-reflow-from-lazy-loaded-images/ for great read on why we're using empty svg's.
-                $placeholder = apply_filters( 'autoptimize_filter_imgopt_lazyload_placeholder', $this->get_default_lazyload_placeholder( $width, $height ) );
+                $placeholder = apply_filters('autoptimize_filter_imgopt_lazyload_placeholder', $this->get_default_lazyload_placeholder($width, $height));
             }
 
-            $tag = preg_replace( '/(\s)src=/', ' src=\'' . $placeholder . '\' data-src=', $tag );
-            $tag = preg_replace( '/(\s)srcset=/', ' data-srcset=', $tag );
+            $tag = preg_replace('/(\s)src=/', ' src=\''.$placeholder.'\' data-src=', $tag);
+            $tag = preg_replace('/(\s)srcset=/', ' data-srcset=', $tag);
 
             // move sizes to data-sizes unless filter says no.
-            if ( apply_filters( 'autoptimize_filter_imgopt_lazyload_move_sizes', true ) ) {
-                $tag = str_replace( ' sizes=', ' data-sizes=', $tag );
+            if (apply_filters('autoptimize_filter_imgopt_lazyload_move_sizes', true)) {
+                $tag = str_replace(' sizes=', ' data-sizes=', $tag);
             }
 
             // add the noscript-tag from earlier.
-            $tag = $noscript_tag . $tag;
-            $tag = apply_filters( 'autoptimize_filter_imgopt_lazyloaded_img', $tag );
+            $tag = $noscript_tag.$tag;
+            $tag = apply_filters('autoptimize_filter_imgopt_lazyloaded_img', $tag);
         }
 
         return $tag;
     }
 
     public function add_lazyload_js_footer() {
-        if ( false === autoptimizeMain::should_buffer() ) {
+        if (false === autoptimizeMain::should_buffer()) {
             return;
         }
 
         // The JS will by default be excluded form autoptimization but this can be changed with a filter.
         $noptimize_flag = '';
-        if ( apply_filters( 'autoptimize_filter_imgopt_lazyload_js_noptimize', true ) ) {
+        if (apply_filters('autoptimize_filter_imgopt_lazyload_js_noptimize', true)) {
             $noptimize_flag = ' data-noptimize="1"';
         }
 
-        $lazysizes_js = plugins_url( 'external/js/lazysizes.min.js?ao_version=' . AUTOPTIMIZE_PLUGIN_VERSION, __FILE__ );
+        $lazysizes_js = plugins_url('external/js/lazysizes.min.js?ao_version='.AUTOPTIMIZE_PLUGIN_VERSION, __FILE__);
         $cdn_url      = $this->get_cdn_url();
-        if ( ! empty( $cdn_url ) ) {
-            $cdn_url      = rtrim( $cdn_url, '/' );
-            $lazysizes_js = str_replace( AUTOPTIMIZE_WP_SITE_URL, $cdn_url, $lazysizes_js );
+        if (!empty($cdn_url)) {
+            $cdn_url      = rtrim($cdn_url, '/');
+            $lazysizes_js = str_replace(AUTOPTIMIZE_WP_SITE_URL, $cdn_url, $lazysizes_js);
         }
 
         $type_js = '';
-        if ( apply_filters( 'autoptimize_filter_cssjs_addtype', false ) ) {
+        if (apply_filters('autoptimize_filter_cssjs_addtype', false)) {
             $type_js = ' type="text/javascript"';
         }
 
         // Adds lazyload CSS & JS to footer, using echo because wp_enqueue_script seems not to support pushing attributes (async).
-        echo apply_filters( 'autoptimize_filter_imgopt_lazyload_cssoutput', '<noscript><style>.lazyload{display:none;}</style></noscript>' );
-        echo apply_filters( 'autoptimize_filter_imgopt_lazyload_jsconfig', '<script' . $type_js . $noptimize_flag . '>window.lazySizesConfig=window.lazySizesConfig||{};window.lazySizesConfig.loadMode=1;</script>' );
-        echo apply_filters( 'autoptimize_filter_imgopt_lazyload_js', '<script async' . $type_js . $noptimize_flag . ' src=\'' . $lazysizes_js . '\'></script>' );
+        echo apply_filters('autoptimize_filter_imgopt_lazyload_cssoutput', '<noscript><style>.lazyload{display:none;}</style></noscript>');
+        echo apply_filters('autoptimize_filter_imgopt_lazyload_jsconfig', '<script'.$type_js.$noptimize_flag.'>window.lazySizesConfig=window.lazySizesConfig||{};window.lazySizesConfig.loadMode=1;</script>');
+        echo apply_filters('autoptimize_filter_imgopt_lazyload_js', '<script async'.$type_js.$noptimize_flag.' src=\''.$lazysizes_js.'\'></script>');
 
         // And add webp detection and loading JS.
-        if ( $this->should_ngimg() ) {
+        if ($this->should_ngimg()) {
             // Add AVIF code, can be disabled for now to only do webp.
-            if ( apply_filters( 'autoptimize_filter_imgopt_do_avif', true ) ) {
+            if (apply_filters('autoptimize_filter_imgopt_do_avif', true)) {
                 $_ngimg_detect = 'function c_img(a,b){src="avif"==b?"data:image/avif;base64,AAAAIGZ0eXBhdmlmAAAAAGF2aWZtaWYxbWlhZk1BMUIAAADybWV0YQAAAAAAAAAoaGRscgAAAAAAAAAAcGljdAAAAAAAAAAAAAAAAGxpYmF2aWYAAAAADnBpdG0AAAAAAAEAAAAeaWxvYwAAAABEAAABAAEAAAABAAABGgAAABoAAAAoaWluZgAAAAAAAQAAABppbmZlAgAAAAABAABhdjAxQ29sb3IAAAAAamlwcnAAAABLaXBjbwAAABRpc3BlAAAAAAAAAAEAAAABAAAAEHBpeGkAAAAAAwgICAAAAAxhdjFDgQ0MAAAAABNjb2xybmNseAACAAIAAYAAAAAXaXBtYQAAAAAAAAABAAEEAQKDBAAAACJtZGF0EgAKCBgADsgQEAwgMgwf8AAAWAAAAACvJ+o=":"data:image/webp;base64,UklGRhoAAABXRUJQVlA4TA0AAAAvAAAAEAcQERGIiP4HAA==";var c=new Image;c.onload=function(){var d=0<c.width&&0<c.height;a(d,b)},c.onerror=function(){a(!1,b)},c.src=src}function s_img(a,b){w=window,"avif"==b?!1==a?c_img(s_img,"webp"):w.ngImg="avif":!1==a?w.ngImg=!1:w.ngImg="webp"}c_img(s_img,"avif");';
                 $_ngimg_load   = 'document.addEventListener("lazybeforeunveil",function({target:a}){window.ngImg&&["data-src","data-srcset"].forEach(function(b){attr=a.getAttribute(b),null!==attr&&-1==attr.indexOf("/client/to_")&&a.setAttribute(b,attr.replace(/\/client\//,"/client/to_"+window.ngImg+","))})});';
             } else {
@@ -868,8 +868,8 @@ 
                 $_ngimg_load   = "document.addEventListener('lazybeforeunveil',function({target:b}){window.supportsWebP&&['data-src','data-srcset'].forEach(function(c){attr=b.getAttribute(c),null!==attr&&-1==attr.indexOf('/client/to_webp')&&b.setAttribute(c,attr.replace(/\/client\//,'/client/to_webp,'))})});";
             }
             // Keeping autoptimize_filter_imgopt_webp_js filter for now, but it is deprecated as not only for webp any more.
-            $_ngimg_output = apply_filters( 'autoptimize_filter_imgopt_webp_js', '<script' . $type_js . $noptimize_flag . '>' . $_ngimg_detect . $_ngimg_load . '</script>' );
-            echo apply_filters( 'autoptimize_filter_imgopt_ngimg_js', $_ngimg_output );
+            $_ngimg_output = apply_filters('autoptimize_filter_imgopt_webp_js', '<script'.$type_js.$noptimize_flag.'>'.$_ngimg_detect.$_ngimg_load.'</script>');
+            echo apply_filters('autoptimize_filter_imgopt_ngimg_js', $_ngimg_output);
         }
     }
 
@@ -877,10 +877,10 @@ 
         // getting CDN url here to avoid having to make bigger changes to autoptimizeBase.
         static $cdn_url = null;
 
-        if ( null === $cdn_url ) {
-            $cdn_url = autoptimizeOptionWrapper::get_option( 'autoptimize_cdn_url', '' );
-            $cdn_url = autoptimizeUtils::tweak_cdn_url_if_needed( $cdn_url );
-            $cdn_url = apply_filters( 'autoptimize_filter_base_cdnurl', $cdn_url );
+        if (null === $cdn_url) {
+            $cdn_url = autoptimizeOptionWrapper::get_option('autoptimize_cdn_url', '');
+            $cdn_url = autoptimizeUtils::tweak_cdn_url_if_needed($cdn_url);
+            $cdn_url = apply_filters('autoptimize_filter_base_cdnurl', $cdn_url);
         }
 
         return $cdn_url;
@@ -890,47 +890,47 @@ 
         // returns array of strings that if found in an <img tag will stop the img from being lazy-loaded.
         static $exclude_lazyload_array = null;
 
-        if ( null === $exclude_lazyload_array ) {
+        if (null === $exclude_lazyload_array) {
             $options = $this->options;
 
             // set default exclusions.
-            $exclude_lazyload_array = array( 'skip-lazy', 'data-no-lazy', 'notlazy', 'data-src', 'data-srcset', 'data:image/', 'data-lazyload', 'rev-slidebg', 'loading="eager"' );
+            $exclude_lazyload_array = array('skip-lazy', 'data-no-lazy', 'notlazy', 'data-src', 'data-srcset', 'data:image/', 'data-lazyload', 'rev-slidebg', 'loading="eager"');
 
             // add from setting.
-            if ( array_key_exists( 'autoptimize_imgopt_text_field_5', $options ) ) {
+            if (array_key_exists('autoptimize_imgopt_text_field_5', $options)) {
                 $exclude_lazyload_option = $options['autoptimize_imgopt_text_field_5'];
-                if ( ! empty( $exclude_lazyload_option ) ) {
-                    $exclude_lazyload_array = array_merge( $exclude_lazyload_array, array_filter( array_map( 'trim', explode( ',', $options['autoptimize_imgopt_text_field_5'] ) ) ) );
+                if (!empty($exclude_lazyload_option)) {
+                    $exclude_lazyload_array = array_merge($exclude_lazyload_array, array_filter(array_map('trim', explode(',', $options['autoptimize_imgopt_text_field_5']))));
                 }
             }
 
             // and filter for developer-initiated changes.
-            $exclude_lazyload_array = apply_filters( 'autoptimize_filter_imgopt_lazyload_exclude_array', $exclude_lazyload_array );
+            $exclude_lazyload_array = apply_filters('autoptimize_filter_imgopt_lazyload_exclude_array', $exclude_lazyload_array);
         }
 
         return $exclude_lazyload_array;
     }
 
-    public function inject_classes_in_tag( $tag, $target_class ) {
-        if ( strpos( $tag, 'class=' ) !== false ) {
-            $tag = preg_replace( '/(\sclass\s?=\s?("|\'))/', '$1' . $target_class, $tag );
+    public function inject_classes_in_tag($tag, $target_class) {
+        if (strpos($tag, 'class=') !== false) {
+            $tag = preg_replace('/(\sclass\s?=\s?("|\'))/', '$1'.$target_class, $tag);
         } else {
-            $tag = preg_replace( '/(<[a-zA-Z]*)\s/', '$1 class="' . trim( $target_class ) . '" ', $tag );
+            $tag = preg_replace('/(<[a-zA-Z]*)\s/', '$1 class="'.trim($target_class).'" ', $tag);
         }
 
         return $tag;
     }
 
-    public function get_default_lazyload_placeholder( $imgopt_w, $imgopt_h ) {
-        return 'data:image/svg+xml,%3Csvg%20xmlns=%22http://www.w3.org/2000/svg%22%20viewBox=%220%200%20' . $imgopt_w . '%20' . $imgopt_h . '%22%3E%3C/svg%3E';
+    public function get_default_lazyload_placeholder($imgopt_w, $imgopt_h) {
+        return 'data:image/svg+xml,%3Csvg%20xmlns=%22http://www.w3.org/2000/svg%22%20viewBox=%220%200%20'.$imgopt_w.'%20'.$imgopt_h.'%22%3E%3C/svg%3E';
     }
 
     public function should_ngimg() {
         static $ngimg_return = null;
 
-        if ( is_null( $ngimg_return ) ) {
+        if (is_null($ngimg_return)) {
             // webp only works if imgopt and lazyload are also active.
-            if ( ! empty( $this->options['autoptimize_imgopt_checkbox_field_4'] ) && ! empty( $this->options['autoptimize_imgopt_checkbox_field_3'] ) && $this->imgopt_active() ) {
+            if (!empty($this->options['autoptimize_imgopt_checkbox_field_4']) && !empty($this->options['autoptimize_imgopt_checkbox_field_3']) && $this->imgopt_active()) {
                 $ngimg_return = true;
             } else {
                 $ngimg_return = false;
@@ -940,9 +940,9 @@ 
         return $ngimg_return;
     }
 
-    public function process_picture_tag( $in, $imgopt = false, $lazy = false ) {
+    public function process_picture_tag($in, $imgopt = false, $lazy = false) {
         // check if "<picture" is present and if filter allows us to process <picture>.
-        if ( strpos( $in, '<picture' ) === false || apply_filters( 'autoptimize_filter_imgopt_dopicture', true ) === false ) {
+        if (strpos($in, '<picture') === false || apply_filters('autoptimize_filter_imgopt_dopicture', true) === false) {
             return $in;
         }
 
@@ -950,37 +950,37 @@ 
         $to_replace_pict = array();
 
         // extract and process each picture-node.
-        preg_match_all( '#<picture.*</picture>#Usmi', $in, $_pictures, PREG_SET_ORDER );
-        foreach ( $_pictures as $_picture ) {
-            $_picture = $this->maybe_fix_missing_quotes( $_picture );
-            if ( strpos( $_picture[0], '<source ' ) !== false && preg_match_all( '#<source .*srcset=(?:"|\')(?!data)(.*)(?:"|\').*>#Usmi', $_picture[0], $_sources, PREG_SET_ORDER ) !== false ) {
-                foreach ( $_sources as $_source ) {
+        preg_match_all('#<picture.*</picture>#Usmi', $in, $_pictures, PREG_SET_ORDER);
+        foreach ($_pictures as $_picture) {
+            $_picture = $this->maybe_fix_missing_quotes($_picture);
+            if (strpos($_picture[0], '<source ') !== false && preg_match_all('#<source .*srcset=(?:"|\')(?!data)(.*)(?:"|\').*>#Usmi', $_picture[0], $_sources, PREG_SET_ORDER) !== false) {
+                foreach ($_sources as $_source) {
                     $_picture_replacement = $_source[0];
 
                     // should we optimize the image?
-                    if ( $imgopt && $this->can_optimize_image( $_source[1], $_picture[0] ) ) {
-                        $_picture_replacement = str_replace( $_source[1], $this->build_imgopt_url( $_source[1] ), $_picture_replacement );
+                    if ($imgopt && $this->can_optimize_image($_source[1], $_picture[0])) {
+                        $_picture_replacement = str_replace($_source[1], $this->build_imgopt_url($_source[1]), $_picture_replacement);
                     }
                     // should we lazy-load?
-                    if ( $lazy && $this->should_lazyload() && str_ireplace( $_exclusions, '', $_picture_replacement ) === $_picture_replacement ) {
-                        $_picture_replacement = str_replace( ' srcset=', ' data-srcset=', $_picture_replacement );
+                    if ($lazy && $this->should_lazyload() && str_ireplace($_exclusions, '', $_picture_replacement) === $_picture_replacement) {
+                        $_picture_replacement = str_replace(' srcset=', ' data-srcset=', $_picture_replacement);
                     }
-                    $to_replace_pict[ $_source[0] ] = $_picture_replacement;
+                    $to_replace_pict[$_source[0]] = $_picture_replacement;
                 }
             }
         }
 
         // and return the fully procesed $in.
-        $out = str_replace( array_keys( $to_replace_pict ), array_values( $to_replace_pict ), $in );
+        $out = str_replace(array_keys($to_replace_pict), array_values($to_replace_pict), $in);
 
         return $out;
     }
 
-    public function process_bgimage( $in ) {
-        if ( strpos( $in, 'background-image:' ) !== false && apply_filters( 'autoptimize_filter_imgopt_lazyload_backgroundimages', true ) ) {
+    public function process_bgimage($in) {
+        if (strpos($in, 'background-image:') !== false && apply_filters('autoptimize_filter_imgopt_lazyload_backgroundimages', true)) {
             $out = preg_replace_callback(
                 '/(<(?:article|aside|body|div|footer|header|p|section|span|table)[^>]*)\sstyle=(?:"|\')[^<>]*?background-image:\s?url\((?:"|\')?([^"\')]*)(?:"|\')?\)[^>]*/',
-                array( $this, 'lazyload_bgimg_callback' ),
+                array($this, 'lazyload_bgimg_callback'),
                 $in
             );
             return $out;
@@ -988,34 +988,34 @@ 
         return $in;
     }
 
-    public function lazyload_bgimg_callback( $matches ) {
-        if ( str_ireplace( $this->get_lazyload_exclusions(), '', $matches[0] ) === $matches[0] ) {
+    public function lazyload_bgimg_callback($matches) {
+        if (str_ireplace($this->get_lazyload_exclusions(), '', $matches[0]) === $matches[0]) {
             // get placeholder & lazyload class strings.
-            $placeholder    = apply_filters( 'autoptimize_filter_imgopt_lazyload_placeholder', $this->get_default_lazyload_placeholder( 500, 300 ) );
-            $lazyload_class = apply_filters( 'autoptimize_filter_imgopt_lazyload_class', 'lazyload' );
+            $placeholder    = apply_filters('autoptimize_filter_imgopt_lazyload_placeholder', $this->get_default_lazyload_placeholder(500, 300));
+            $lazyload_class = apply_filters('autoptimize_filter_imgopt_lazyload_class', 'lazyload');
             // replace background-image URL with SVG placeholder.
-            $out = str_replace( 'url(' . $matches[2], 'url(' . $placeholder, $matches[0] );
+            $out = str_replace('url('.$matches[2], 'url('.$placeholder, $matches[0]);
             // sanitize bgimg src for quote sillyness.
-            $bgimg_src = $this->fix_silly_bgimg_quotes( $matches[2] );
+            $bgimg_src = $this->fix_silly_bgimg_quotes($matches[2]);
             // add data-bg attribute with real background-image URL for lazyload to pick up.
-            $out = str_replace( $matches[1], $matches[1] . ' data-bg="' . $bgimg_src . '"', $out );
+            $out = str_replace($matches[1], $matches[1].' data-bg="'.$bgimg_src.'"', $out);
             // and finally add lazyload class to tag.
-            $out = $this->inject_classes_in_tag( $out, "$lazyload_class " );
+            $out = $this->inject_classes_in_tag($out, "$lazyload_class ");
             return $out;
         }
         return $matches[0];
     }
     
-    public function fix_silly_bgimg_quotes( $tag_in ) {
+    public function fix_silly_bgimg_quotes($tag_in) {
         // some themes/ pagebuilders wrap backgroundimages in HTML-encoded quotes (or linebreaks) which breaks imgopt/ lazyloading, this removes them.
-        return trim( str_replace( array( "\r\n", '&quot;', '&#034;', '&apos;', '&#039;' ), '', $tag_in ) );
+        return trim(str_replace(array("\r\n", '&quot;', '&#034;', '&apos;', '&#039;'), '', $tag_in));
     }
 
-    public function maybe_fix_missing_quotes( $tag_in ) {
+    public function maybe_fix_missing_quotes($tag_in) {
         // W3TC's Minify_HTML class removes quotes around attribute value, this re-adds them for the class and width/height attributes so we can lazyload properly.
-        if ( file_exists( WP_PLUGIN_DIR . '/w3-total-cache/w3-total-cache.php' ) && class_exists( 'Minify_HTML' ) && apply_filters( 'autoptimize_filter_imgopt_fixquotes', true ) ) {
-            $tag_out = preg_replace( '/class\s?=([^("|\')]*)(\s|>)/U', 'class=\'$1\'$2', $tag_in );
-            $tag_out = preg_replace( '/\s(width|height)=(?:"|\')?([^\s"\'>]*)(?:"|\')?/', ' $1=\'$2\'', $tag_out );
+        if (file_exists(WP_PLUGIN_DIR.'/w3-total-cache/w3-total-cache.php') && class_exists('Minify_HTML') && apply_filters('autoptimize_filter_imgopt_fixquotes', true)) {
+            $tag_out = preg_replace('/class\s?=([^("|\')]*)(\s|>)/U', 'class=\'$1\'$2', $tag_in);
+            $tag_out = preg_replace('/\s(width|height)=(?:"|\')?([^\s"\'>]*)(?:"|\')?/', ' $1=\'$2\'', $tag_out);
             return $tag_out;
         } else {
             return $tag_in;
@@ -1028,23 +1028,23 @@ 
     public function imgopt_admin_menu()
     {
         // no acces if multisite and not network admin and no site config allowed.
-        if ( autoptimizeConfig::should_show_menu_tabs() ) {
+        if (autoptimizeConfig::should_show_menu_tabs()) {
             add_submenu_page(
                 null,
                 'autoptimize_imgopt',
                 'autoptimize_imgopt',
                 'manage_options',
                 'autoptimize_imgopt',
-                array( $this, 'imgopt_options_page' )
+                array($this, 'imgopt_options_page')
             );
         }
-        register_setting( 'autoptimize_imgopt_settings', 'autoptimize_imgopt_settings' );
+        register_setting('autoptimize_imgopt_settings', 'autoptimize_imgopt_settings');
     }
 
-    public function add_imgopt_tab( $in )
+    public function add_imgopt_tab($in)
     {
-        if ( autoptimizeConfig::should_show_menu_tabs() ) {
-            $in = array_merge( $in, array( 'autoptimize_imgopt' => __( 'Images', 'autoptimize' ) ) );
+        if (autoptimizeConfig::should_show_menu_tabs()) {
+            $in = array_merge($in, array('autoptimize_imgopt' => __('Images', 'autoptimize')));
         }
 
         return $in;
@@ -1053,8 +1053,8 @@ 
     public function imgopt_options_page()
     {
         // Check querystring for "refreshCacheChecker" and call cachechecker if so.
-        if ( array_key_exists( 'refreshImgProvStats', $_GET ) && 1 == $_GET['refreshImgProvStats'] ) {
-            $this->query_img_provider_stats( true );
+        if (array_key_exists('refreshImgProvStats', $_GET) && 1 == $_GET['refreshImgProvStats']) {
+            $this->query_img_provider_stats(true);
         }
 
         $options       = $this->fetch_options();
@@ -1065,47 +1065,47 @@ 
         #ao_settings_form .form-table th {font-weight: normal;}
         #autoptimize_imgopt_descr{font-size: 120%;}
     </style>
-    <script>document.title = "Autoptimize: <?php _e( 'Images', 'autoptimize' ); ?> " + document.title;</script>
+    <script>document.title = "Autoptimize: <?php _e('Images', 'autoptimize'); ?> " + document.title;</script>
     <div class="wrap">
-    <h1><?php _e( 'Autoptimize Settings', 'autoptimize' ); ?></h1>
+    <h1><?php _e('Autoptimize Settings', 'autoptimize'); ?></h1>
         <?php echo autoptimizeConfig::ao_admin_tabs(); ?>
-        <?php if ( 'down' === $options['availabilities']['extra_imgopt']['status'] ) { ?>
+        <?php if ('down' === $options['availabilities']['extra_imgopt']['status']) { ?>
             <div class="notice-warning notice"><p>
             <?php
             // translators: "Autoptimize support forum" will appear in a "a href".
-            echo sprintf( __( 'The image optimization service is currently down, image optimization will be skipped until further notice. Check the %1$sAutoptimize support forum%2$s for more info.', 'autoptimize' ), '<a href="https://wordpress.org/support/plugin/autoptimize/" target="_blank">', '</a>' );
+            echo sprintf(__('The image optimization service is currently down, image optimization will be skipped until further notice. Check the %1$sAutoptimize support forum%2$s for more info.', 'autoptimize'), '<a href="https://wordpress.org/support/plugin/autoptimize/" target="_blank">', '</a>');
             ?>
             </p></div>
         <?php } ?>
 
-        <?php if ( 'launch' === $options['availabilities']['extra_imgopt']['status'] && ! autoptimizeImages::instance()->launch_ok() ) { ?>
+        <?php if ('launch' === $options['availabilities']['extra_imgopt']['status'] && !autoptimizeImages::instance()->launch_ok()) { ?>
             <div class="notice-warning notice"><p>
-            <?php _e( 'The image optimization service is launching, but not yet available for this domain, it should become available in the next couple of days.', 'autoptimize' ); ?>
+            <?php _e('The image optimization service is launching, but not yet available for this domain, it should become available in the next couple of days.', 'autoptimize'); ?>
             </p></div>
         <?php } ?>
 
-        <?php if ( class_exists( 'Jetpack' ) && method_exists( 'Jetpack', 'get_active_modules' ) && in_array( 'photon', Jetpack::get_active_modules() ) ) { ?>
+        <?php if (class_exists('Jetpack') && method_exists('Jetpack', 'get_active_modules') && in_array('photon', Jetpack::get_active_modules())) { ?>
             <div class="notice-warning notice"><p>
             <?php
             // translators: "disable  Jetpack's site accelerator for images" will appear in a "a href" linking to the jetpack settings page.
-            echo sprintf( __( 'Please %1$sdisable Jetpack\'s site accelerator for images%2$s to be able to use Autoptomize\'s advanced image optimization features below.', 'autoptimize' ), '<a href="admin.php?page=jetpack#/settings">', '</a>' );
+            echo sprintf(__('Please %1$sdisable Jetpack\'s site accelerator for images%2$s to be able to use Autoptomize\'s advanced image optimization features below.', 'autoptimize'), '<a href="admin.php?page=jetpack#/settings">', '</a>');
             ?>
             </p></div>
         <?php } ?>
-    <form id='ao_settings_form' action='<?php echo admin_url( 'options.php' ); ?>' method='post'>
-        <?php settings_fields( 'autoptimize_imgopt_settings' ); ?>
-        <h2><?php _e( 'Image optimization', 'autoptimize' ); ?></h2>
-        <span id='autoptimize_imgopt_descr'><?php _e( 'Make your site significantly faster by just ticking a couple of checkboxes to optimize and lazy load your images, WebP and AVIF support included!', 'autoptimize' ); ?></span>
+    <form id='ao_settings_form' action='<?php echo admin_url('options.php'); ?>' method='post'>
+        <?php settings_fields('autoptimize_imgopt_settings'); ?>
+        <h2><?php _e('Image optimization', 'autoptimize'); ?></h2>
+        <span id='autoptimize_imgopt_descr'><?php _e('Make your site significantly faster by just ticking a couple of checkboxes to optimize and lazy load your images, WebP and AVIF support included!', 'autoptimize'); ?></span>
         <table class="form-table">
             <tr>
-                <th scope="row"><?php _e( 'Optimize Images', 'autoptimize' ); ?></th>
+                <th scope="row"><?php _e('Optimize Images', 'autoptimize'); ?></th>
                 <td>
-                    <label><input id='autoptimize_imgopt_checkbox' type='checkbox' name='autoptimize_imgopt_settings[autoptimize_imgopt_checkbox_field_1]' <?php if ( ! empty( $options['autoptimize_imgopt_checkbox_field_1'] ) && '1' === $options['autoptimize_imgopt_checkbox_field_1'] ) { echo 'checked="checked"'; } ?> value='1'><?php _e( 'Optimize images on the fly and serve them from Shortpixel\'s global CDN.', 'autoptimize' ); ?></label>
+                    <label><input id='autoptimize_imgopt_checkbox' type='checkbox' name='autoptimize_imgopt_settings[autoptimize_imgopt_checkbox_field_1]' <?php if (!empty($options['autoptimize_imgopt_checkbox_field_1']) && '1' === $options['autoptimize_imgopt_checkbox_field_1']) { echo 'checked="checked"'; } ?> value='1'><?php _e('Optimize images on the fly and serve them from Shortpixel\'s global CDN.', 'autoptimize'); ?></label>
                     <?php
                     // show shortpixel status.
                     $_notice = autoptimizeImages::instance()->get_imgopt_status_notice();
-                    if ( $_notice ) {
-                        switch ( $_notice['status'] ) {
+                    if ($_notice) {
+                        switch ($_notice['status']) {
                             case 2:
                                 $_notice_color = 'green';
                                 break;
@@ -1120,35 +1120,35 @@ 
                             default:
                                 $_notice_color = 'green';
                         }
-                        echo apply_filters( 'autoptimize_filter_imgopt_settings_status', '<p><strong><span style="color:' . $_notice_color . ';">' . __( 'Shortpixel status: ', 'autoptimize' ) . '</span></strong>' . $_notice['notice'] . '</p>' );
+                        echo apply_filters('autoptimize_filter_imgopt_settings_status', '<p><strong><span style="color:'.$_notice_color.';">'.__('Shortpixel status: ', 'autoptimize').'</span></strong>'.$_notice['notice'].'</p>');
                     } else {
                         // translators: link points to shortpixel.
-                        $upsell_msg_1 = '<p>' . sprintf( __( 'Get more Google love by speeding up your website. Start serving on-the-fly optimized images (also in the "next-gen" <strong>WebP</strong> and <strong>AVIF</strong> image formats) by %1$sShortPixel%2$s. The optimized images are cached and served from %3$sShortPixel\'s global CDN%2$s.', 'autoptimize' ), '<a href="https://shortpixel.com/aospai' . $sp_url_suffix . '" target="_blank">', '</a>', '<a href="https://help.shortpixel.com/article/62-where-does-the-cdn-has-pops" target="_blank">' );
-                        if ( 'launch' === $options['availabilities']['extra_imgopt']['status'] ) {
-                            $upsell_msg_2 = __( 'For a limited time only, this service is offered free for all Autoptimize users, <b>don\'t miss the chance to test it</b> and see how much it could improve your site\'s speed.', 'autoptimize' );
+                        $upsell_msg_1 = '<p>'.sprintf(__('Get more Google love by speeding up your website. Start serving on-the-fly optimized images (also in the "next-gen" <strong>WebP</strong> and <strong>AVIF</strong> image formats) by %1$sShortPixel%2$s. The optimized images are cached and served from %3$sShortPixel\'s global CDN%2$s.', 'autoptimize'), '<a href="https://shortpixel.com/aospai'.$sp_url_suffix.'" target="_blank">', '</a>', '<a href="https://help.shortpixel.com/article/62-where-does-the-cdn-has-pops" target="_blank">');
+                        if ('launch' === $options['availabilities']['extra_imgopt']['status']) {
+                            $upsell_msg_2 = __('For a limited time only, this service is offered free for all Autoptimize users, <b>don\'t miss the chance to test it</b> and see how much it could improve your site\'s speed.', 'autoptimize');
                         } else {
                             // translators: link points to shortpixel.
-                            $upsell_msg_2 = sprintf( __( '%1$sSign-up now%2$s to receive x2 more CDN traffic or image optimization credits for free! This offer also applies to any future plan that you\'ll choose to purchase.', 'autoptimize' ), '<a href="https://shortpixel.com/aospai' . $sp_url_suffix . '" target="_blank">', '</a>' );
+                            $upsell_msg_2 = sprintf(__('%1$sSign-up now%2$s to receive x2 more CDN traffic or image optimization credits for free! This offer also applies to any future plan that you\'ll choose to purchase.', 'autoptimize'), '<a href="https://shortpixel.com/aospai'.$sp_url_suffix.'" target="_blank">', '</a>');
                         }
-                        echo apply_filters( 'autoptimize_imgopt_imgopt_settings_copy', $upsell_msg_1 . ' ' . $upsell_msg_2 . '</p>' );
+                        echo apply_filters('autoptimize_imgopt_imgopt_settings_copy', $upsell_msg_1.' '.$upsell_msg_2.'</p>');
                     }
                     // translators: link points to shortpixel FAQ.
-                    $faqcopy = sprintf( __( '<strong>Questions</strong>? Have a look at the %1$sAutoptimize + ShortPixel FAQ%2$s!', 'autoptimize' ), '<strong><a href="https://help.shortpixel.com/category/405-autoptimize" target="_blank">', '</strong></a>' );
-                    $faqcopy = $faqcopy . ' ' . __( 'Only works for websites and images that are publicly available.', 'autoptimize' );
+                    $faqcopy = sprintf(__('<strong>Questions</strong>? Have a look at the %1$sAutoptimize + ShortPixel FAQ%2$s!', 'autoptimize'), '<strong><a href="https://help.shortpixel.com/category/405-autoptimize" target="_blank">', '</strong></a>');
+                    $faqcopy = $faqcopy.' '.__('Only works for websites and images that are publicly available.', 'autoptimize');
                     // translators: links points to shortpixel TOS & Privacy Policy.
-                    $toscopy = sprintf( __( 'Usage of this feature is subject to Shortpixel\'s %1$sTerms of Use%2$s and %3$sPrivacy policy%4$s.', 'autoptimize' ), '<a href="https://shortpixel.com/tos' . $sp_url_suffix . '" target="_blank">', '</a>', '<a href="https://shortpixel.com/pp' . $sp_url_suffix . '" target="_blank">', '</a>' );
-                    echo apply_filters( 'autoptimize_imgopt_imgopt_settings_tos', '<p>' . $faqcopy . ' ' . $toscopy . '</p>' );
+                    $toscopy = sprintf(__('Usage of this feature is subject to Shortpixel\'s %1$sTerms of Use%2$s and %3$sPrivacy policy%4$s.', 'autoptimize'), '<a href="https://shortpixel.com/tos'.$sp_url_suffix.'" target="_blank">', '</a>', '<a href="https://shortpixel.com/pp'.$sp_url_suffix.'" target="_blank">', '</a>');
+                    echo apply_filters('autoptimize_imgopt_imgopt_settings_tos', '<p>'.$faqcopy.' '.$toscopy.'</p>');
                     ?>
                 </td>
             </tr>
-            <tr id='autoptimize_imgopt_optimization_exclusions' <?php if ( ! array_key_exists( 'autoptimize_imgopt_checkbox_field_1', $options ) || ( isset( $options['autoptimize_imgopt_checkbox_field_1'] ) && '1' !== $options['autoptimize_imgopt_checkbox_field_1'] ) ) { echo 'class="hidden"'; } ?>>
-                <th scope="row"><?php _e( 'Optimization exclusions', 'autoptimize' ); ?></th>
+            <tr id='autoptimize_imgopt_optimization_exclusions' <?php if (!array_key_exists('autoptimize_imgopt_checkbox_field_1', $options) || (isset($options['autoptimize_imgopt_checkbox_field_1']) && '1' !== $options['autoptimize_imgopt_checkbox_field_1'])) { echo 'class="hidden"'; } ?>>
+                <th scope="row"><?php _e('Optimization exclusions', 'autoptimize'); ?></th>
                 <td>
-                    <label><input type='text' style='width:80%' id='autoptimize_imgopt_optimization_exclusions' name='autoptimize_imgopt_settings[autoptimize_imgopt_text_field_6]' value='<?php if ( ! empty( $options['autoptimize_imgopt_text_field_6'] ) ) { echo esc_attr( $options['autoptimize_imgopt_text_field_6'] ); } ?>'><br /><?php _e( 'Comma-separated list of image classes or filenames that should not be optimized.', 'autoptimize' ); ?></label>
+                    <label><input type='text' style='width:80%' id='autoptimize_imgopt_optimization_exclusions' name='autoptimize_imgopt_settings[autoptimize_imgopt_text_field_6]' value='<?php if (!empty($options['autoptimize_imgopt_text_field_6'])) { echo esc_attr($options['autoptimize_imgopt_text_field_6']); } ?>'><br /><?php _e('Comma-separated list of image classes or filenames that should not be optimized.', 'autoptimize'); ?></label>
                 </td>
             </tr>
-            <tr id='autoptimize_imgopt_quality' <?php if ( ! array_key_exists( 'autoptimize_imgopt_checkbox_field_1', $options ) || ( isset( $options['autoptimize_imgopt_checkbox_field_1'] ) && '1' !== $options['autoptimize_imgopt_checkbox_field_1'] ) ) { echo 'class="hidden"'; } ?>>
-                <th scope="row"><?php _e( 'Image Optimization quality', 'autoptimize' ); ?></th>
+            <tr id='autoptimize_imgopt_quality' <?php if (!array_key_exists('autoptimize_imgopt_checkbox_field_1', $options) || (isset($options['autoptimize_imgopt_checkbox_field_1']) && '1' !== $options['autoptimize_imgopt_checkbox_field_1'])) { echo 'class="hidden"'; } ?>>
+                <th scope="row"><?php _e('Image Optimization quality', 'autoptimize'); ?></th>
                 <td>
                     <label>
                     <select name='autoptimize_imgopt_settings[autoptimize_imgopt_select_field_2]'>
@@ -1156,12 +1156,12 @@ 
                         $_imgopt_array = autoptimizeImages::instance()->get_img_quality_array();
                         $_imgopt_val   = autoptimizeImages::instance()->get_img_quality_setting();
 
-                        foreach ( $_imgopt_array as $key => $value ) {
-                            echo '<option value="' . $key . '"';
-                            if ( $_imgopt_val == $key ) {
+                        foreach ($_imgopt_array as $key => $value) {
+                            echo '<option value="'.$key.'"';
+                            if ($_imgopt_val == $key) {
                                 echo ' selected';
                             }
-                            echo '>' . ucfirst( $value ) . '</option>';
+                            echo '>'.ucfirst($value).'</option>';
                         }
                         echo "\n";
                         ?>
@@ -1170,37 +1170,37 @@ 
                     <p>
                         <?php
                             // translators: link points to shortpixel image test page.
-                            echo apply_filters( 'autoptimize_imgopt_imgopt_quality_copy', sprintf( __( 'You can %1$stest compression levels here%2$s.', 'autoptimize' ), '<a href="https://shortpixel.com/oic' . $sp_url_suffix . '" target="_blank">', '</a>' ) );
+                            echo apply_filters('autoptimize_imgopt_imgopt_quality_copy', sprintf(__('You can %1$stest compression levels here%2$s.', 'autoptimize'), '<a href="https://shortpixel.com/oic'.$sp_url_suffix.'" target="_blank">', '</a>'));
                         ?>
                     </p>
                 </td>
             </tr>
-            <tr id='autoptimize_imgopt_ngimg' <?php if ( ! array_key_exists( 'autoptimize_imgopt_checkbox_field_1', $options ) || ( isset( $options['autoptimize_imgopt_checkbox_field_1'] ) && '1' !== $options['autoptimize_imgopt_checkbox_field_1'] ) ) { echo 'class="hidden"'; } ?>>
-                <th scope="row"><?php _e( 'Load WebP or AVIF in supported browsers?', 'autoptimize' ); ?></th>
+            <tr id='autoptimize_imgopt_ngimg' <?php if (!array_key_exists('autoptimize_imgopt_checkbox_field_1', $options) || (isset($options['autoptimize_imgopt_checkbox_field_1']) && '1' !== $options['autoptimize_imgopt_checkbox_field_1'])) { echo 'class="hidden"'; } ?>>
+                <th scope="row"><?php _e('Load WebP or AVIF in supported browsers?', 'autoptimize'); ?></th>
                 <td>
-                    <label><input type='checkbox' id='autoptimize_imgopt_ngimg_checkbox' name='autoptimize_imgopt_settings[autoptimize_imgopt_checkbox_field_4]' <?php if ( ! empty( $options['autoptimize_imgopt_checkbox_field_4'] ) && '1' === $options['autoptimize_imgopt_checkbox_field_3'] ) { echo 'checked="checked"'; } ?> value='1'><?php _e( 'Automatically serve "next-gen" WebP or AVIF image formats to any browser that supports it (requires lazy load to be active).', 'autoptimize' ); ?></label>
+                    <label><input type='checkbox' id='autoptimize_imgopt_ngimg_checkbox' name='autoptimize_imgopt_settings[autoptimize_imgopt_checkbox_field_4]' <?php if (!empty($options['autoptimize_imgopt_checkbox_field_4']) && '1' === $options['autoptimize_imgopt_checkbox_field_3']) { echo 'checked="checked"'; } ?> value='1'><?php _e('Automatically serve "next-gen" WebP or AVIF image formats to any browser that supports it (requires lazy load to be active).', 'autoptimize'); ?></label>
                 </td>
             </tr>
             <tr>
-                <th scope="row"><?php _e( 'Lazy-load images?', 'autoptimize' ); ?></th>
+                <th scope="row"><?php _e('Lazy-load images?', 'autoptimize'); ?></th>
                 <td>
-                    <label><input type='checkbox' id='autoptimize_imgopt_lazyload_checkbox' name='autoptimize_imgopt_settings[autoptimize_imgopt_checkbox_field_3]' <?php if ( ! empty( $options['autoptimize_imgopt_checkbox_field_3'] ) && '1' === $options['autoptimize_imgopt_checkbox_field_3'] ) { echo 'checked="checked"'; } ?> value='1'><?php _e( 'Image lazy-loading will delay the loading of non-visible images to allow the browser to optimally load all resources for the "above the fold"-page first.', 'autoptimize' ); ?></label>
+                    <label><input type='checkbox' id='autoptimize_imgopt_lazyload_checkbox' name='autoptimize_imgopt_settings[autoptimize_imgopt_checkbox_field_3]' <?php if (!empty($options['autoptimize_imgopt_checkbox_field_3']) && '1' === $options['autoptimize_imgopt_checkbox_field_3']) { echo 'checked="checked"'; } ?> value='1'><?php _e('Image lazy-loading will delay the loading of non-visible images to allow the browser to optimally load all resources for the "above the fold"-page first.', 'autoptimize'); ?></label>
                 </td>
             </tr>
-            <tr id='autoptimize_imgopt_lazyload_exclusions' <?php if ( ! array_key_exists( 'autoptimize_imgopt_checkbox_field_3', $options ) || ( isset( $options['autoptimize_imgopt_checkbox_field_3'] ) && '1' !== $options['autoptimize_imgopt_checkbox_field_3'] ) ) { echo 'class="autoptimize_lazyload_child hidden"'; } else { echo 'class="autoptimize_lazyload_child"'; } ?>>
-                <th scope="row"><?php _e( 'Lazy-load exclusions', 'autoptimize' ); ?></th>
+            <tr id='autoptimize_imgopt_lazyload_exclusions' <?php if (!array_key_exists('autoptimize_imgopt_checkbox_field_3', $options) || (isset($options['autoptimize_imgopt_checkbox_field_3']) && '1' !== $options['autoptimize_imgopt_checkbox_field_3'])) { echo 'class="autoptimize_lazyload_child hidden"'; } else { echo 'class="autoptimize_lazyload_child"'; } ?>>
+                <th scope="row"><?php _e('Lazy-load exclusions', 'autoptimize'); ?></th>
                 <td>
-                    <label><input type='text' style='width:80%' id='autoptimize_imgopt_lazyload_exclusions_text' name='autoptimize_imgopt_settings[autoptimize_imgopt_text_field_5]' value='<?php if ( ! empty( $options['autoptimize_imgopt_text_field_5'] ) ) { echo esc_attr( $options['autoptimize_imgopt_text_field_5'] ); } ?>'><br /><?php _e( 'Comma-separated list of to be excluded image classes or filenames.', 'autoptimize' ); ?></label>
+                    <label><input type='text' style='width:80%' id='autoptimize_imgopt_lazyload_exclusions_text' name='autoptimize_imgopt_settings[autoptimize_imgopt_text_field_5]' value='<?php if (!empty($options['autoptimize_imgopt_text_field_5'])) { echo esc_attr($options['autoptimize_imgopt_text_field_5']); } ?>'><br /><?php _e('Comma-separated list of to be excluded image classes or filenames.', 'autoptimize'); ?></label>
                 </td>
             </tr>
-            <tr id='autoptimize_imgopt_lazyload_from_nth_image' <?php if ( ! array_key_exists( 'autoptimize_imgopt_checkbox_field_3', $options ) || ( isset( $options['autoptimize_imgopt_checkbox_field_3'] ) && '1' !== $options['autoptimize_imgopt_checkbox_field_3'] ) ) { echo 'class="autoptimize_lazyload_child hidden"'; } else { echo 'class="autoptimize_lazyload_child"'; } ?>>
-                <th scope="row"><?php _e( 'Lazy-load from nth image', 'autoptimize' ); ?></th>
+            <tr id='autoptimize_imgopt_lazyload_from_nth_image' <?php if (!array_key_exists('autoptimize_imgopt_checkbox_field_3', $options) || (isset($options['autoptimize_imgopt_checkbox_field_3']) && '1' !== $options['autoptimize_imgopt_checkbox_field_3'])) { echo 'class="autoptimize_lazyload_child hidden"'; } else { echo 'class="autoptimize_lazyload_child"'; } ?>>
+                <th scope="row"><?php _e('Lazy-load from nth image', 'autoptimize'); ?></th>
                 <td>
-                    <label><input type='number' min='0' max='50' style='width:80%' id='autoptimize_imgopt_lazyload_from_nth_image_number' name='autoptimize_imgopt_settings[autoptimize_imgopt_number_field_7]' value='<?php if ( ! empty( $options['autoptimize_imgopt_number_field_7'] ) ) { echo esc_attr( $options['autoptimize_imgopt_number_field_7'] ); } else { echo '0'; } ?>'><br /><?php _e( 'Don\'t lazyload the first X images, \'0\' lazyloads all.', 'autoptimize' ); ?></label>
+                    <label><input type='number' min='0' max='50' style='width:80%' id='autoptimize_imgopt_lazyload_from_nth_image_number' name='autoptimize_imgopt_settings[autoptimize_imgopt_number_field_7]' value='<?php if (!empty($options['autoptimize_imgopt_number_field_7'])) { echo esc_attr($options['autoptimize_imgopt_number_field_7']); } else { echo '0'; } ?>'><br /><?php _e('Don\'t lazyload the first X images, \'0\' lazyloads all.', 'autoptimize'); ?></label>
                 </td>
             </tr>
         </table>
-        <p class="submit"><input type="submit" name="submit" id="submit" class="button button-primary" value="<?php _e( 'Save Changes', 'autoptimize' ); ?>" /></p>
+        <p class="submit"><input type="submit" name="submit" id="submit" class="button button-primary" value="<?php _e('Save Changes', 'autoptimize'); ?>" /></p>
     </form>
     <script>
         jQuery(document).ready(function() {
@@ -1238,50 +1238,50 @@ 
      * Ïmg opt status as used on dashboard.
      */
     public function get_imgopt_status_notice() {
-        if ( $this->imgopt_active() ) {
+        if ($this->imgopt_active()) {
             $_imgopt_notice  = '';
-            $_stat           = autoptimizeOptionWrapper::get_option( 'autoptimize_imgopt_provider_stat', '' );
+            $_stat           = autoptimizeOptionWrapper::get_option('autoptimize_imgopt_provider_stat', '');
             $_site_host      = AUTOPTIMIZE_SITE_DOMAIN;
-            $_imgopt_upsell  = 'https://shortpixel.com/aospai/af/SPZURYE109483/' . $_site_host;
+            $_imgopt_upsell  = 'https://shortpixel.com/aospai/af/SPZURYE109483/'.$_site_host;
             $_imgopt_assoc   = 'https://shortpixel.helpscoutdocs.com/article/94-how-to-associate-a-domain-to-my-account';
             $_imgopt_unreach = 'https://shortpixel.helpscoutdocs.com/article/148-why-are-my-images-redirected-from-cdn-shortpixel-ai';
 
-            if ( is_array( $_stat ) ) {
-                if ( 1 == $_stat['Status'] ) {
+            if (is_array($_stat)) {
+                if (1 == $_stat['Status']) {
                     // translators: "add more credits" will appear in a "a href".
-                    $_imgopt_notice = sprintf( __( 'Your ShortPixel image optimization and CDN quota is almost used, make sure you %1$sadd more credits%2$s to avoid slowing down your website.', 'autoptimize' ), '<a href="' . $_imgopt_upsell . '" target="_blank">', '</a>' );
+                    $_imgopt_notice = sprintf(__('Your ShortPixel image optimization and CDN quota is almost used, make sure you %1$sadd more credits%2$s to avoid slowing down your website.', 'autoptimize'), '<a href="'.$_imgopt_upsell.'" target="_blank">', '</a>');
                 } elseif ( -1 == $_stat['Status'] || -2 == $_stat['Status'] ) {
                     // translators: "add more credits" will appear in a "a href".
-                    $_imgopt_notice = sprintf( __( 'Your ShortPixel image optimization and CDN quota was used, %1$sadd more credits%2$s to keep fast serving optimized images on your site', 'autoptimize' ), '<a href="' . $_imgopt_upsell . '" target="_blank">', '</a>' );
+                    $_imgopt_notice = sprintf(__('Your ShortPixel image optimization and CDN quota was used, %1$sadd more credits%2$s to keep fast serving optimized images on your site', 'autoptimize'), '<a href="'.$_imgopt_upsell.'" target="_blank">', '</a>');
                     // translators: "associate your domain" will appear in a "a href".
-                    $_imgopt_notice = $_imgopt_notice . ' ' . sprintf( __( 'If you have enough CDN quota remaining, then you may need to %1$sassociate your domain%2$s to your Shortpixel account.', 'autoptimize' ), '<a rel="noopener noreferrer" href="' . $_imgopt_assoc . '" target="_blank">', '</a>' );
+                    $_imgopt_notice = $_imgopt_notice.' '.sprintf(__('If you have enough CDN quota remaining, then you may need to %1$sassociate your domain%2$s to your Shortpixel account.', 'autoptimize'), '<a rel="noopener noreferrer" href="'.$_imgopt_assoc.'" target="_blank">', '</a>');
                 } elseif ( -3 == $_stat['Status'] ) {
                     // translators: "check the documentation here" will appear in a "a href".
-                    $_imgopt_notice = sprintf( __( 'It seems ShortPixel image optimization is not able to fetch images from your site, %1$scheck the documentation here%2$s for more information', 'autoptimize' ), '<a href="' . $_imgopt_unreach . '" target="_blank">', '</a>' );
+                    $_imgopt_notice = sprintf(__('It seems ShortPixel image optimization is not able to fetch images from your site, %1$scheck the documentation here%2$s for more information', 'autoptimize'), '<a href="'.$_imgopt_unreach.'" target="_blank">', '</a>');
                 } else {
                     $_imgopt_upsell = 'https://shortpixel.com/g/af/SPZURYE109483';
                     // translators: "log in to check your account" will appear in a "a href".
-                    $_imgopt_notice = sprintf( __( 'Your ShortPixel image optimization and CDN quota are in good shape, %1$slog in to check your account%2$s.', 'autoptimize' ), '<a href="' . $_imgopt_upsell . '" target="_blank">', '</a>' );
+                    $_imgopt_notice = sprintf(__('Your ShortPixel image optimization and CDN quota are in good shape, %1$slog in to check your account%2$s.', 'autoptimize'), '<a href="'.$_imgopt_upsell.'" target="_blank">', '</a>');
                 }
 
                 // add info on freshness + refresh link if status is not 2 (good shape).
-                if ( 2 != $_stat['Status'] ) {
-                    $_imgopt_stats_refresh_url = add_query_arg( array(
+                if (2 != $_stat['Status']) {
+                    $_imgopt_stats_refresh_url = add_query_arg(array(
                         'page'                => 'autoptimize_imgopt',
                         'refreshImgProvStats' => '1',
-                    ), admin_url( 'options-general.php' ) );
-                    if ( $_stat && array_key_exists( 'timestamp', $_stat ) && ! empty( $_stat['timestamp'] ) ) {
-                        $_imgopt_stats_last_run = __( 'based on status at ', 'autoptimize' ) . date_i18n( autoptimizeOptionWrapper::get_option( 'time_format' ), $_stat['timestamp'] );
+                    ), admin_url('options-general.php'));
+                    if ($_stat && array_key_exists('timestamp', $_stat) && !empty($_stat['timestamp'])) {
+                        $_imgopt_stats_last_run = __('based on status at ', 'autoptimize').date_i18n(autoptimizeOptionWrapper::get_option('time_format'), $_stat['timestamp']);
                     } else {
-                        $_imgopt_stats_last_run = __( 'based on previously fetched data', 'autoptimize' );
+                        $_imgopt_stats_last_run = __('based on previously fetched data', 'autoptimize');
                     }
-                    $_imgopt_notice .= ' (' . $_imgopt_stats_last_run . ', ';
+                    $_imgopt_notice .= ' ('.$_imgopt_stats_last_run.', ';
                     // translators: "here to refresh" links to the Autoptimize Extra page and forces a refresh of the img opt stats.
-                    $_imgopt_notice .= sprintf( __( 'you can click %1$shere to refresh your quota status%2$s', 'autoptimize' ), '<a href="' . $_imgopt_stats_refresh_url . '">', '</a>).' );
+                    $_imgopt_notice .= sprintf(__('you can click %1$shere to refresh your quota status%2$s', 'autoptimize'), '<a href="'.$_imgopt_stats_refresh_url.'">', '</a>).');
                 }
 
                 // and make the full notice filterable.
-                $_imgopt_notice = apply_filters( 'autoptimize_filter_imgopt_notice', $_imgopt_notice );
+                $_imgopt_notice = apply_filters('autoptimize_filter_imgopt_notice', $_imgopt_notice);
 
                 return array(
                     'status' => $_stat['Status'],
@@ -1301,18 +1301,18 @@ 
     /**
      * Get img provider stats (used to display notice).
      */
-    public function query_img_provider_stats( $_refresh = false ) {
-        if ( ! empty( $this->options['autoptimize_imgopt_checkbox_field_1'] ) ) {
+    public function query_img_provider_stats($_refresh = false) {
+        if (!empty($this->options['autoptimize_imgopt_checkbox_field_1'])) {
             $url      = '';
             $stat_dom = 'https://no-cdn.shortpixel.ai/';
-            $endpoint = $stat_dom . 'read-domain/';
+            $endpoint = $stat_dom.'read-domain/';
             $domain   = AUTOPTIMIZE_SITE_DOMAIN;
 
             // make sure parse_url result makes sense, keeping $url empty if not.
-            if ( $domain && ! empty( $domain ) ) {
-                $url = $endpoint . $domain;
-                if ( true === $_refresh ) {
-                    $url = $url . '/refresh';
+            if ($domain && !empty($domain)) {
+                $url = $endpoint.$domain;
+                if (true === $_refresh) {
+                    $url = $url.'/refresh';
                 }
             }
 
@@ -1323,12 +1323,12 @@ 
 
             // only do the remote call if $url is not empty to make sure no parse_url
             // weirdness results in useless calls.
-            if ( ! empty( $url ) ) {
-                $response = wp_remote_get( $url );
-                if ( ! is_wp_error( $response ) ) {
-                    if ( '200' == wp_remote_retrieve_response_code( $response ) ) {
-                        $stats = json_decode( wp_remote_retrieve_body( $response ), true );
-                        autoptimizeOptionWrapper::update_option( 'autoptimize_imgopt_provider_stat', $stats );
+            if (!empty($url)) {
+                $response = wp_remote_get($url);
+                if (!is_wp_error($response)) {
+                    if ('200' == wp_remote_retrieve_response_code($response)) {
+                        $stats = json_decode(wp_remote_retrieve_body($response), true);
+                        autoptimizeOptionWrapper::update_option('autoptimize_imgopt_provider_stat', $stats);
                     }
                 }
             }
@@ -1351,15 +1351,15 @@ 
     {
         static $launch_status = null;
 
-        if ( null === $launch_status ) {
+        if (null === $launch_status) {
             $avail_imgopt  = $this->options['availabilities']['extra_imgopt'];
-            $magic_number  = intval( substr( md5( parse_url( AUTOPTIMIZE_WP_SITE_URL, PHP_URL_HOST ) ), 0, 3 ), 16 );
-            $has_launched  = autoptimizeOptionWrapper::get_option( 'autoptimize_imgopt_launched', '' );
+            $magic_number  = intval(substr(md5(parse_url(AUTOPTIMIZE_WP_SITE_URL, PHP_URL_HOST)), 0, 3), 16);
+            $has_launched  = autoptimizeOptionWrapper::get_option('autoptimize_imgopt_launched', '');
             $launch_status = false;
-            if ( $has_launched || ( is_array( $avail_imgopt ) && array_key_exists( 'launch-threshold', $avail_imgopt ) && $magic_number < $avail_imgopt['launch-threshold'] ) ) {
+            if ($has_launched || (is_array($avail_imgopt) && array_key_exists('launch-threshold', $avail_imgopt) && $magic_number < $avail_imgopt['launch-threshold'])) {
                 $launch_status = true;
-                if ( ! $has_launched ) {
-                    autoptimizeOptionWrapper::update_option( 'autoptimize_imgopt_launched', 'on' );
+                if (!$has_launched) {
+                    autoptimizeOptionWrapper::update_option('autoptimize_imgopt_launched', 'on');
                 }
             }
         }
@@ -1376,16 +1376,16 @@ 
     public function get_imgopt_provider_userstatus() {
         static $_provider_userstatus = null;
 
-        if ( is_null( $_provider_userstatus ) ) {
-            $_stat = autoptimizeOptionWrapper::get_option( 'autoptimize_imgopt_provider_stat', '' );
-            if ( is_array( $_stat ) ) {
-                if ( array_key_exists( 'Status', $_stat ) ) {
+        if (is_null($_provider_userstatus)) {
+            $_stat = autoptimizeOptionWrapper::get_option('autoptimize_imgopt_provider_stat', '');
+            if (is_array($_stat)) {
+                if (array_key_exists('Status', $_stat)) {
                     $_provider_userstatus['Status'] = $_stat['Status'];
                 } else {
                     // if no stats then we assume all is well.
                     $_provider_userstatus['Status'] = 2;
                 }
-                if ( array_key_exists( 'timestamp', $_stat ) ) {
+                if (array_key_exists('timestamp', $_stat)) {
                     $_provider_userstatus['timestamp'] = $_stat['timestamp'];
                 } else {
                     // if no timestamp then we return "".

classes/autoptimizeHTML.php

Spacing +27 added lines, -27 removed lines

@@ -3,7 +3,7 @@ 
  * Handles minifying HTML markup.
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
     exit;
 }
 
@@ -34,19 +34,19 @@ 
         '<!--/noindex-->',
     );
 
-    public function read( $options )
+    public function read($options)
     {
         // Remove the HTML comments?
         $this->keepcomments = (bool) $options['keepcomments'];
 
         // Filter to force xhtml.
-        $this->forcexhtml = (bool) apply_filters( 'autoptimize_filter_html_forcexhtml', false );
+        $this->forcexhtml = (bool) apply_filters('autoptimize_filter_html_forcexhtml', false);
 
         // Filterable strings to be excluded from HTML minification.
-        $exclude = apply_filters( 'autoptimize_filter_html_exclude', '' );
-        if ( '' !== $exclude ) {
-            $exclude_arr   = array_filter( array_map( 'trim', explode( ',', $exclude ) ) );
-            $this->exclude = array_merge( $exclude_arr, $this->exclude );
+        $exclude = apply_filters('autoptimize_filter_html_exclude', '');
+        if ('' !== $exclude) {
+            $exclude_arr   = array_filter(array_map('trim', explode(',', $exclude)));
+            $this->exclude = array_merge($exclude_arr, $this->exclude);
         }
 
         // Nothing else for HTML!
@@ -60,49 +60,49 @@ 
      */
     public function minify()
     {
-        $noptimize = apply_filters( 'autoptimize_filter_html_noptimize', false, $this->content );
-        if ( $noptimize ) {
+        $noptimize = apply_filters('autoptimize_filter_html_noptimize', false, $this->content);
+        if ($noptimize) {
             return false;
         }
 
         // Wrap the to-be-excluded strings in noptimize tags.
-        foreach ( $this->exclude as $str ) {
-            if ( false !== strpos( $this->content, $str ) ) {
-                $replacement   = '<!--noptimize-->' . $str . '<!--/noptimize-->';
-                $this->content = str_replace( $str, $replacement, $this->content );
+        foreach ($this->exclude as $str) {
+            if (false !== strpos($this->content, $str)) {
+                $replacement   = '<!--noptimize-->'.$str.'<!--/noptimize-->';
+                $this->content = str_replace($str, $replacement, $this->content);
             }
         }
 
         // Noptimize.
-        $this->content = $this->hide_noptimize( $this->content );
+        $this->content = $this->hide_noptimize($this->content);
 
         // Preparing options for Minify_HTML.
-        $options = array( 'keepComments' => $this->keepcomments );
-        if ( $this->forcexhtml ) {
+        $options = array('keepComments' => $this->keepcomments);
+        if ($this->forcexhtml) {
             $options['xhtml'] = true;
         }
 
-        $tmp_content = AO_Minify_HTML::minify( $this->content, $options );
-        if ( ! empty( $tmp_content ) ) {
+        $tmp_content = AO_Minify_HTML::minify($this->content, $options);
+        if (!empty($tmp_content)) {
             $this->content = $tmp_content;
-            unset( $tmp_content );
+            unset($tmp_content);
         }
 
         // Restore noptimize.
-        $this->content = $this->restore_noptimize( $this->content );
+        $this->content = $this->restore_noptimize($this->content);
 
         // Remove the noptimize-wrapper from around the excluded strings.
-        foreach ( $this->exclude as $str ) {
-            $replacement = '<!--noptimize-->' . $str . '<!--/noptimize-->';
-            if ( false !== strpos( $this->content, $replacement ) ) {
-                $this->content = str_replace( $replacement, $str, $this->content );
+        foreach ($this->exclude as $str) {
+            $replacement = '<!--noptimize-->'.$str.'<!--/noptimize-->';
+            if (false !== strpos($this->content, $replacement)) {
+                $this->content = str_replace($replacement, $str, $this->content);
             }
         }
 
         // Revslider data attribs somehow suffer from HTML optimization, this fixes that!
-        if ( class_exists( 'RevSlider' ) && apply_filters( 'autoptimize_filter_html_dataattrib_cleanup', false ) ) {
-            $this->content = preg_replace( '#\n(data-.*$)\n#Um', ' $1 ', $this->content );
-            $this->content = preg_replace( '#<[^>]*(=\"[^"\'<>\s]*\")(\w)#', '$1 $2', $this->content );
+        if (class_exists('RevSlider') && apply_filters('autoptimize_filter_html_dataattrib_cleanup', false)) {
+            $this->content = preg_replace('#\n(data-.*$)\n#Um', ' $1 ', $this->content);
+            $this->content = preg_replace('#<[^>]*(=\"[^"\'<>\s]*\")(\w)#', '$1 $2', $this->content);
         }
 
         return true;

classes/external/php/ao-minify-html.php

Spacing +7 added lines, -7 removed lines

@@ -73,7 +73,7 @@ 
     {
         $this->_html = str_replace("\r\n", "\n", trim($html));
         if (isset($options['xhtml'])) {
-            $this->_isXhtml = (bool)$options['xhtml'];
+            $this->_isXhtml = (bool) $options['xhtml'];
         }
         if (isset($options['cssMinifier'])) {
             $this->_cssMinifier = $options['cssMinifier'];
@@ -98,7 +98,7 @@ 
             $this->_isXhtml = (false !== strpos($this->_html, '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML'));
         }
 
-        $this->_replacementHash = 'MINIFYHTML' . md5($_SERVER['REQUEST_TIME']);
+        $this->_replacementHash = 'MINIFYHTML'.md5($_SERVER['REQUEST_TIME']);
         $this->_placeholders = array();
 
         // replace SCRIPTs (and minify) with placeholders
@@ -114,7 +114,7 @@ 
             ,$this->_html);
 
         // remove HTML comments (not containing IE conditional comments).
-        if  ($this->_keepComments == false) {
+        if ($this->_keepComments == false) {
             $this->_html = preg_replace_callback(
                 '/<!--([\\s\\S]*?)-->/'
                 ,array($this, '_commentCB')
@@ -159,7 +159,7 @@ 
         //$this->_html = preg_replace('/(<[a-z\\-]+)\\s+([^>]+>)/i', "$1\n$2", $this->_html);
 
         // reverse order while preserving keys to ensure the last replacement is done first, etc ...
-        $this->_placeholders = array_reverse( $this->_placeholders, true );
+        $this->_placeholders = array_reverse($this->_placeholders, true);
 
         // fill placeholders
         $this->_html = str_replace(
@@ -179,7 +179,7 @@ 
 
     protected function _reservePlace($content)
     {
-        $placeholder = '%' . $this->_replacementHash . count($this->_placeholders) . '%';
+        $placeholder = '%'.$this->_replacementHash.count($this->_placeholders).'%';
         $this->_placeholders[$placeholder] = $content;
         return $placeholder;
     }
@@ -193,7 +193,7 @@ 
 
     protected function _outsideTagCB($m)
     {
-        return '>' . preg_replace('/^\\s+|\\s+$/', ' ', $m[1]) . '<';
+        return '>'.preg_replace('/^\\s+|\\s+$/', ' ', $m[1]).'<';
     }
 
     protected function _removePreCB($m)
@@ -265,7 +265,7 @@ 
     protected function _removeCdata($str)
     {
         return (false !== strpos($str, '<![CDATA['))
-            ? str_replace(array('/* <![CDATA[ */','/* ]]> */','/*<![CDATA[*/','/*]]>*/','<![CDATA[', ']]>'), '', $str)
+            ? str_replace(array('/* <![CDATA[ */', '/* ]]> */', '/*<![CDATA[*/', '/*]]>*/', '<![CDATA[', ']]>'), '', $str)
             : $str;
     }
 

autoptimize.php

Spacing +33 added lines, -33 removed lines

@@ -17,66 +17,66 @@ 
  */
 
 
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
     exit;
 }
 
-define( 'AUTOPTIMIZE_PLUGIN_VERSION', '2.8.3' );
+define('AUTOPTIMIZE_PLUGIN_VERSION', '2.8.3');
 
 // plugin_dir_path() returns the trailing slash!
-define( 'AUTOPTIMIZE_PLUGIN_DIR', plugin_dir_path( __FILE__ ) );
-define( 'AUTOPTIMIZE_PLUGIN_FILE', __FILE__ );
+define('AUTOPTIMIZE_PLUGIN_DIR', plugin_dir_path(__FILE__));
+define('AUTOPTIMIZE_PLUGIN_FILE', __FILE__);
 
 // Bail early if attempting to run on non-supported php versions.
-if ( version_compare( PHP_VERSION, '5.6', '<' ) ) {
+if (version_compare(PHP_VERSION, '5.6', '<')) {
     function autoptimize_incompatible_admin_notice() {
-        echo '<div class="error"><p>' . __( 'Autoptimize requires PHP 5.6 (or higher) to function properly. Please upgrade PHP. The Plugin has been auto-deactivated.', 'autoptimize' ) . '</p></div>';
-        if ( isset( $_GET['activate'] ) ) {
-            unset( $_GET['activate'] );
+        echo '<div class="error"><p>'.__('Autoptimize requires PHP 5.6 (or higher) to function properly. Please upgrade PHP. The Plugin has been auto-deactivated.', 'autoptimize').'</p></div>';
+        if (isset($_GET['activate'])) {
+            unset($_GET['activate']);
         }
     }
     function autoptimize_deactivate_self() {
-        deactivate_plugins( plugin_basename( AUTOPTIMIZE_PLUGIN_FILE ) );
+        deactivate_plugins(plugin_basename(AUTOPTIMIZE_PLUGIN_FILE));
     }
-    add_action( 'admin_notices', 'autoptimize_incompatible_admin_notice' );
-    add_action( 'admin_init', 'autoptimize_deactivate_self' );
+    add_action('admin_notices', 'autoptimize_incompatible_admin_notice');
+    add_action('admin_init', 'autoptimize_deactivate_self');
     return;
 }
 
-function autoptimize_autoload( $class_name ) {
-    if ( in_array( $class_name, array( 'AO_Minify_HTML', 'JSMin' ) ) ) {
-        $file     = strtolower( $class_name );
-        $file     = str_replace( '_', '-', $file );
-        $path     = dirname( __FILE__ ) . '/classes/external/php/';
-        $filepath = $path . $file . '.php';
-    } elseif ( false !== strpos( $class_name, 'Autoptimize\\tubalmartin\\CssMin' ) ) {
-        $file     = str_replace( 'Autoptimize\\tubalmartin\\CssMin\\', '', $class_name );
-        $path     = dirname( __FILE__ ) . '/classes/external/php/yui-php-cssmin-bundled/';
-        $filepath = $path . $file . '.php';
-    } elseif ( 'autoptimize' === substr( $class_name, 0, 11 ) ) {
+function autoptimize_autoload($class_name) {
+    if (in_array($class_name, array('AO_Minify_HTML', 'JSMin'))) {
+        $file     = strtolower($class_name);
+        $file     = str_replace('_', '-', $file);
+        $path     = dirname(__FILE__).'/classes/external/php/';
+        $filepath = $path.$file.'.php';
+    } elseif (false !== strpos($class_name, 'Autoptimize\\tubalmartin\\CssMin')) {
+        $file     = str_replace('Autoptimize\\tubalmartin\\CssMin\\', '', $class_name);
+        $path     = dirname(__FILE__).'/classes/external/php/yui-php-cssmin-bundled/';
+        $filepath = $path.$file.'.php';
+    } elseif ('autoptimize' === substr($class_name, 0, 11)) {
         // One of our "old" classes.
         $file     = $class_name;
-        $path     = dirname( __FILE__ ) . '/classes/';
-        $filepath = $path . $file . '.php';
-    } elseif ( 'PAnD' === $class_name ) {
+        $path     = dirname(__FILE__).'/classes/';
+        $filepath = $path.$file.'.php';
+    } elseif ('PAnD' === $class_name) {
         $file     = 'persist-admin-notices-dismissal';
-        $path     = dirname( __FILE__ ) . '/classes/external/php/persist-admin-notices-dismissal/';
-        $filepath = $path . $file . '.php';
+        $path     = dirname(__FILE__).'/classes/external/php/persist-admin-notices-dismissal/';
+        $filepath = $path.$file.'.php';
     }
 
     // If we didn't match one of our rules, bail!
-    if ( ! isset( $filepath ) ) {
+    if (!isset($filepath)) {
         return;
     }
 
     require $filepath;
 }
 
-spl_autoload_register( 'autoptimize_autoload' );
+spl_autoload_register('autoptimize_autoload');
 
 // Load WP CLI command(s) on demand.
-if ( defined( 'WP_CLI' ) && WP_CLI ) {
-    require AUTOPTIMIZE_PLUGIN_DIR . 'classes/autoptimizeCLI.php';
+if (defined('WP_CLI') && WP_CLI) {
+    require AUTOPTIMIZE_PLUGIN_DIR.'classes/autoptimizeCLI.php';
 }
 
 /**
@@ -87,8 +87,8 @@ 
 function autoptimize() {
     static $plugin = null;
 
-    if ( null === $plugin ) {
-        $plugin = new autoptimizeMain( AUTOPTIMIZE_PLUGIN_VERSION, AUTOPTIMIZE_PLUGIN_FILE );
+    if (null === $plugin) {
+        $plugin = new autoptimizeMain(AUTOPTIMIZE_PLUGIN_VERSION, AUTOPTIMIZE_PLUGIN_FILE);
     }
 
     return $plugin;