futtta / autoptimize

classes/critcss-inc/admin_settings_explain.php

Spacing +11 added lines, -11 removed lines

@@ -12,29 +12,29 @@
         .ao_settings_div {background: white;border: 1px solid #ccc;padding: 1px 15px;margin: 15px 10px 10px 0;}
         .ao_settings_div .form-table th {font-weight: normal;}
     </style>
-    <script>document.title = "Autoptimize: <?php _e( 'Critical CSS', 'autoptimize' ); ?> " + document.title;</script>
+    <script>document.title = "Autoptimize: <?php _e('Critical CSS', 'autoptimize'); ?> " + document.title;</script>
     <ul id="explain-panel">
         <div class="ao_settings_div">
             <?php
             $ccss_explanation = '';
 
             // get the HTML with the explanation of what critical CSS is.
-            if ( apply_filters( 'autoptimize_settingsscreen_remotehttp', true ) ) {
-                $ccss_explanation = get_transient( 'ao_ccss_explain' );
-                if ( empty( $ccss_explanation ) ) {
-                    $ccss_expl_resp = wp_remote_get( 'https://misc.optimizingmatters.com/autoptimize_ccss_explain_i18n.html?ao_ver=' . AUTOPTIMIZE_PLUGIN_VERSION );
-                    if ( ! is_wp_error( $ccss_expl_resp ) ) {
-                        if ( '200' == wp_remote_retrieve_response_code( $ccss_expl_resp ) ) {
-                            $ccss_explanation = wp_kses_post( wp_remote_retrieve_body( $ccss_expl_resp ) );
-                            set_transient( 'ao_ccss_explain', $ccss_explanation, WEEK_IN_SECONDS );
+            if (apply_filters('autoptimize_settingsscreen_remotehttp', true)) {
+                $ccss_explanation = get_transient('ao_ccss_explain');
+                if (empty($ccss_explanation)) {
+                    $ccss_expl_resp = wp_remote_get('https://misc.optimizingmatters.com/autoptimize_ccss_explain_i18n.html?ao_ver='.AUTOPTIMIZE_PLUGIN_VERSION);
+                    if (!is_wp_error($ccss_expl_resp)) {
+                        if ('200' == wp_remote_retrieve_response_code($ccss_expl_resp)) {
+                            $ccss_explanation = wp_kses_post(wp_remote_retrieve_body($ccss_expl_resp));
+                            set_transient('ao_ccss_explain', $ccss_explanation, WEEK_IN_SECONDS);
                         }
                     }
                 }
             }
 
             // placeholder text in case HTML is empty.
-            if ( empty( $ccss_explanation ) ) {
-                $ccss_explanation = __( '<h2>Fix render-blocking CSS!</h2><p>Significantly improve your first-paint times by making CSS non-render-blocking.</p><p>The next step is to sign up at <a href="https://criticalcss.com/?aff=1" target="_blank">https://criticalcss.com</a> (this is a premium service, priced 2 GBP/month for membership and 5 GBP/month per domain) <strong>and get the API key, which you can copy from <a href="https://criticalcss.com/account/api-keys?aff=1" target="_blank">the API-keys page</a></strong> and paste below.</p><p>If you have any questions or need support, head on over to <a href="https://wordpress.org/support/plugin/autoptimize" target="_blank">our support forum</a> and we\'ll help you get up and running in no time!</p>', 'autoptimize' );
+            if (empty($ccss_explanation)) {
+                $ccss_explanation = __('<h2>Fix render-blocking CSS!</h2><p>Significantly improve your first-paint times by making CSS non-render-blocking.</p><p>The next step is to sign up at <a href="https://criticalcss.com/?aff=1" target="_blank">https://criticalcss.com</a> (this is a premium service, priced 2 GBP/month for membership and 5 GBP/month per domain) <strong>and get the API key, which you can copy from <a href="https://criticalcss.com/account/api-keys?aff=1" target="_blank">the API-keys page</a></strong> and paste below.</p><p>If you have any questions or need support, head on over to <a href="https://wordpress.org/support/plugin/autoptimize" target="_blank">our support forum</a> and we\'ll help you get up and running in no time!</p>', 'autoptimize');
             } else {
                 // we were able to fetch the explenation, so add the JS to show correct language.
                 $ccss_explanation .= "<script>jQuery('.ao_i18n').hide();d=document;lang=d.getElementsByTagName('html')[0].getAttribute('lang').substring(0,2);if(d.getElementById(lang)!= null){jQuery('#'+lang).show();}else{jQuery('#default').show();}</script>";

classes/autoptimizeStyles.php

Spacing +345 added lines, -345 removed lines

@@ -3,7 +3,7 @@ 
  * Class for CSS optimization.
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
     exit;
 }
 
@@ -161,54 +161,54 @@ 
      *
      * @param array $options all options.
      */
-    public function read( $options )
+    public function read($options)
     {
-        $noptimize_css = apply_filters( 'autoptimize_filter_css_noptimize', false, $this->content );
-        if ( $noptimize_css ) {
+        $noptimize_css = apply_filters('autoptimize_filter_css_noptimize', false, $this->content);
+        if ($noptimize_css) {
             return false;
         }
 
-        $allowlist_css = apply_filters( 'autoptimize_filter_css_allowlist', '', $this->content );
-        $allowlist_css = apply_filters( 'autoptimize_filter_css_whitelist', $allowlist_css, $this->content ); // fixme: to be removed in next version.
-        if ( ! empty( $allowlist_css ) ) {
-            $this->allowlist = array_filter( array_map( 'trim', explode( ',', $allowlist_css ) ) );
+        $allowlist_css = apply_filters('autoptimize_filter_css_allowlist', '', $this->content);
+        $allowlist_css = apply_filters('autoptimize_filter_css_whitelist', $allowlist_css, $this->content); // fixme: to be removed in next version.
+        if (!empty($allowlist_css)) {
+            $this->allowlist = array_filter(array_map('trim', explode(',', $allowlist_css)));
         }
 
-        $removable_css = apply_filters( 'autoptimize_filter_css_removables', '' );
-        if ( ! empty( $removable_css ) ) {
-            $this->cssremovables = array_filter( array_map( 'trim', explode( ',', $removable_css ) ) );
+        $removable_css = apply_filters('autoptimize_filter_css_removables', '');
+        if (!empty($removable_css)) {
+            $this->cssremovables = array_filter(array_map('trim', explode(',', $removable_css)));
         }
 
-        $this->cssinlinesize = apply_filters( 'autoptimize_filter_css_inlinesize', 256 );
+        $this->cssinlinesize = apply_filters('autoptimize_filter_css_inlinesize', 256);
 
         // filter to "late inject minified CSS", default to true for now (it is faster).
-        $this->inject_min_late = apply_filters( 'autoptimize_filter_css_inject_min_late', true );
+        $this->inject_min_late = apply_filters('autoptimize_filter_css_inject_min_late', true);
 
         // Remove everything that's not the header.
-        if ( apply_filters( 'autoptimize_filter_css_justhead', $options['justhead'] ) ) {
-            $content             = explode( '</head>', $this->content, 2 );
-            $this->content       = $content[0] . '</head>';
+        if (apply_filters('autoptimize_filter_css_justhead', $options['justhead'])) {
+            $content             = explode('</head>', $this->content, 2);
+            $this->content       = $content[0].'</head>';
             $this->restofcontent = $content[1];
         }
 
         // Determine whether we're doing CSS-files aggregation or not.
-        if ( isset( $options['aggregate'] ) && ! $options['aggregate'] ) {
+        if (isset($options['aggregate']) && !$options['aggregate']) {
             $this->aggregate = false;
         }
         // Returning true for "dontaggregate" turns off aggregation.
-        if ( $this->aggregate && apply_filters( 'autoptimize_filter_css_dontaggregate', false ) ) {
+        if ($this->aggregate && apply_filters('autoptimize_filter_css_dontaggregate', false)) {
             $this->aggregate = false;
         }
 
         // include inline?
-        if ( apply_filters( 'autoptimize_css_include_inline', $options['include_inline'] ) ) {
+        if (apply_filters('autoptimize_css_include_inline', $options['include_inline'])) {
             $this->include_inline = true;
         }
 
         // List of CSS strings which are excluded from autoptimization.
-        $exclude_css = apply_filters( 'autoptimize_filter_css_exclude', $options['css_exclude'], $this->content );
-        if ( '' !== $exclude_css ) {
-            $this->dontmove = array_filter( array_map( 'trim', explode( ',', $exclude_css ) ) );
+        $exclude_css = apply_filters('autoptimize_filter_css_exclude', $options['css_exclude'], $this->content);
+        if ('' !== $exclude_css) {
+            $this->dontmove = array_filter(array_map('trim', explode(',', $exclude_css)));
         } else {
             $this->dontmove = array();
         }
@@ -219,16 +219,16 @@ 
         // Should we defer css?
         // value: true / false.
         $this->defer = $options['defer'];
-        $this->defer = apply_filters( 'autoptimize_filter_css_defer', $this->defer, $this->content );
+        $this->defer = apply_filters('autoptimize_filter_css_defer', $this->defer, $this->content);
 
         // Should we inline while deferring?
         // value: inlined CSS.
-        $this->defer_inline = apply_filters( 'autoptimize_filter_css_defer_inline', $options['defer_inline'], $this->content );
+        $this->defer_inline = apply_filters('autoptimize_filter_css_defer_inline', $options['defer_inline'], $this->content);
 
         // Should we inline?
         // value: true / false.
         $this->inline = $options['inline'];
-        $this->inline = apply_filters( 'autoptimize_filter_css_inline', $this->inline, $this->content );
+        $this->inline = apply_filters('autoptimize_filter_css_inline', $this->inline, $this->content);
 
         // Store cdn url.
         $this->cdn_url = $options['cdn_url'];
@@ -237,16 +237,16 @@ 
         $this->datauris = $options['datauris'];
 
         // Determine whether excluded files should be minified if not yet so.
-        if ( ! $options['minify_excluded'] && $options['aggregate'] ) {
+        if (!$options['minify_excluded'] && $options['aggregate']) {
             $this->minify_excluded = false;
         }
-        $this->minify_excluded = apply_filters( 'autoptimize_filter_css_minify_excluded', $this->minify_excluded, '' );
+        $this->minify_excluded = apply_filters('autoptimize_filter_css_minify_excluded', $this->minify_excluded, '');
 
         // should we force all media-attributes to all?
-        $this->media_force_all = apply_filters( 'autoptimize_filter_css_tagmedia_forceall', false );
+        $this->media_force_all = apply_filters('autoptimize_filter_css_tagmedia_forceall', false);
 
         // noptimize me.
-        $this->content = $this->hide_noptimize( $this->content );
+        $this->content = $this->hide_noptimize($this->content);
 
         // Exclude (no)script, as those may contain CSS which should be left as is.
         $this->content = $this->replace_contents_with_marker_if_exists(
@@ -257,25 +257,25 @@ 
         );
 
         // Save IE hacks.
-        $this->content = $this->hide_iehacks( $this->content );
+        $this->content = $this->hide_iehacks($this->content);
 
         // Hide HTML comments.
-        $this->content = $this->hide_comments( $this->content );
+        $this->content = $this->hide_comments($this->content);
 
         // Get <style> and <link>.
-        if ( preg_match_all( '#(<style[^>]*>.*</style>)|(<link[^>]*stylesheet[^>]*>)#Usmi', $this->content, $matches ) ) {
+        if (preg_match_all('#(<style[^>]*>.*</style>)|(<link[^>]*stylesheet[^>]*>)#Usmi', $this->content, $matches)) {
 
-            foreach ( $matches[0] as $tag ) {
-                if ( $this->isremovable( $tag, $this->cssremovables ) ) {
-                    $this->content = str_replace( $tag, '', $this->content );
-                } elseif ( $this->ismovable( $tag ) ) {
+            foreach ($matches[0] as $tag) {
+                if ($this->isremovable($tag, $this->cssremovables)) {
+                    $this->content = str_replace($tag, '', $this->content);
+                } elseif ($this->ismovable($tag)) {
                     // Get the media.
-                    if ( false !== strpos( $tag, 'media=' ) ) {
-                        preg_match( '#media=(?:"|\')([^>]*)(?:"|\')#Ui', $tag, $medias );
-                        $medias = explode( ',', $medias[1] );
+                    if (false !== strpos($tag, 'media=')) {
+                        preg_match('#media=(?:"|\')([^>]*)(?:"|\')#Ui', $tag, $medias);
+                        $medias = explode(',', $medias[1]);
                         $media  = array();
-                        foreach ( $medias as $elem ) {
-                            if ( empty( $elem ) ) {
+                        foreach ($medias as $elem) {
+                            if (empty($elem)) {
                                 $elem = 'all';
                             }
 
@@ -283,68 +283,68 @@ 
                         }
                     } else {
                         // No media specified - applies to all.
-                        $media = array( 'all' );
+                        $media = array('all');
                     }
 
                     // forcing media attribute to all to merge all in one file.
-                    if ( $this->media_force_all ) {
-                        $media = array( 'all' );
+                    if ($this->media_force_all) {
+                        $media = array('all');
                     }
 
-                    $media = apply_filters( 'autoptimize_filter_css_tagmedia', $media, $tag );
+                    $media = apply_filters('autoptimize_filter_css_tagmedia', $media, $tag);
 
-                    if ( preg_match( '#<link.*href=("|\')(.*)("|\')#Usmi', $tag, $source ) ) {
+                    if (preg_match('#<link.*href=("|\')(.*)("|\')#Usmi', $tag, $source)) {
                         // <link>.
-                        $url  = current( explode( '?', $source[2], 2 ) );
-                        $path = $this->getpath( $url );
+                        $url  = current(explode('?', $source[2], 2));
+                        $path = $this->getpath($url);
 
-                        if ( false !== $path && preg_match( '#\.css$#', $path ) ) {
+                        if (false !== $path && preg_match('#\.css$#', $path)) {
                             // Good link.
-                            $this->css[] = array( $media, $path );
+                            $this->css[] = array($media, $path);
                         } else {
                             // Link is dynamic (.php etc).
-                            $new_tag = $this->optionally_defer_excluded( $tag, 'none' );
-                            if ( '' !== $new_tag && $new_tag !== $tag ) {
-                                $this->content = str_replace( $tag, $new_tag, $this->content );
+                            $new_tag = $this->optionally_defer_excluded($tag, 'none');
+                            if ('' !== $new_tag && $new_tag !== $tag) {
+                                $this->content = str_replace($tag, $new_tag, $this->content);
                             }
                             $tag = '';
                         }
                     } else {
                         // Inline css in style tags can be wrapped in comment tags, so restore comments.
-                        $tag = $this->restore_comments( $tag );
-                        preg_match( '#<style.*>(.*)</style>#Usmi', $tag, $code );
+                        $tag = $this->restore_comments($tag);
+                        preg_match('#<style.*>(.*)</style>#Usmi', $tag, $code);
 
                         // And re-hide them to be able to to the removal based on tag.
-                        $tag = $this->hide_comments( $tag );
+                        $tag = $this->hide_comments($tag);
 
-                        if ( $this->include_inline ) {
-                            $code        = preg_replace( '#^.*<!\[CDATA\[(?:\s*\*/)?(.*)(?://|/\*)\s*?\]\]>.*$#sm', '$1', $code[1] );
-                            $this->css[] = array( $media, 'INLINE;' . $code );
+                        if ($this->include_inline) {
+                            $code        = preg_replace('#^.*<!\[CDATA\[(?:\s*\*/)?(.*)(?://|/\*)\s*?\]\]>.*$#sm', '$1', $code[1]);
+                            $this->css[] = array($media, 'INLINE;'.$code);
                         } else {
                             $tag = '';
                         }
                     }
 
                     // Remove the original style tag.
-                    $this->content = str_replace( $tag, '', $this->content );
+                    $this->content = str_replace($tag, '', $this->content);
                 } else {
-                    if ( preg_match( '#<link.*href=("|\')(.*)("|\')#Usmi', $tag, $source ) ) {
-                        $exploded_url = explode( '?', $source[2], 2 );
+                    if (preg_match('#<link.*href=("|\')(.*)("|\')#Usmi', $tag, $source)) {
+                        $exploded_url = explode('?', $source[2], 2);
                         $url          = $exploded_url[0];
-                        $path         = $this->getpath( $url );
+                        $path         = $this->getpath($url);
                         $new_tag      = $tag;
 
                         // Excluded CSS, minify that file:
                         // -> if aggregate is on and exclude minify is on
                         // -> if aggregate is off and the file is not in dontmove.
-                        if ( $path && $this->minify_excluded ) {
-                            $consider_minified_array = apply_filters( 'autoptimize_filter_css_consider_minified', false );
-                            if ( ( false === $this->aggregate && str_replace( $this->dontmove, '', $path ) === $path ) || ( true === $this->aggregate && ( false === $consider_minified_array || str_replace( $consider_minified_array, '', $path ) === $path ) ) ) {
-                                $minified_url = $this->minify_single( $path );
-                                if ( ! empty( $minified_url ) ) {
+                        if ($path && $this->minify_excluded) {
+                            $consider_minified_array = apply_filters('autoptimize_filter_css_consider_minified', false);
+                            if ((false === $this->aggregate && str_replace($this->dontmove, '', $path) === $path) || (true === $this->aggregate && (false === $consider_minified_array || str_replace($consider_minified_array, '', $path) === $path))) {
+                                $minified_url = $this->minify_single($path);
+                                if (!empty($minified_url)) {
                                     // Replace orig URL with cached minified URL.
-                                    $new_tag = str_replace( $url, $minified_url, $tag );
-                                } elseif ( apply_filters( 'autoptimize_filter_ccsjs_remove_empty_minified_url', false ) ) {
+                                    $new_tag = str_replace($url, $minified_url, $tag);
+                                } elseif (apply_filters('autoptimize_filter_ccsjs_remove_empty_minified_url', false)) {
                                     // Remove the original style tag, because cache content is empty but only if
                                     // filter is true-ed because $minified_url is also false if file is minified already.
                                     $new_tag = '';
@@ -352,14 +352,14 @@ 
                             }
                         }
 
-                        if ( '' !== $new_tag ) {
+                        if ('' !== $new_tag) {
                             // Optionally defer (preload) non-aggregated CSS.
-                            $new_tag = $this->optionally_defer_excluded( $new_tag, $url );
+                            $new_tag = $this->optionally_defer_excluded($new_tag, $url);
                         }
 
                         // And replace!
-                        if ( ( '' !== $new_tag && $new_tag !== $tag ) || ( '' === $new_tag && apply_filters( 'autoptimize_filter_css_remove_empty_files', false ) ) ) {
-                            $this->content = str_replace( $tag, $new_tag, $this->content );
+                        if (('' !== $new_tag && $new_tag !== $tag) || ('' === $new_tag && apply_filters('autoptimize_filter_css_remove_empty_files', false))) {
+                            $this->content = str_replace($tag, $new_tag, $this->content);
                         }
                     }
                 }
@@ -380,30 +380,30 @@ 
      *
      * @return string $new_tag
      */
-    private function optionally_defer_excluded( $tag, $url = '' )
+    private function optionally_defer_excluded($tag, $url = '')
     {
         // Defer single CSS if "inline & defer" is ON and there is inline CSS.
-        if ( ! empty( $tag ) && false === strpos( $tag, ' onload=' ) && $this->defer && ! empty( $this->defer_inline ) && apply_filters( 'autoptimize_filter_css_defer_excluded', true, $tag ) ) {
+        if (!empty($tag) && false === strpos($tag, ' onload=') && $this->defer && !empty($this->defer_inline) && apply_filters('autoptimize_filter_css_defer_excluded', true, $tag)) {
             // get media attribute and based on that create onload JS attribute value.
-            if ( false === strpos( $tag, 'media=' ) ) {
-                $tag = str_replace( '<link', "<link media='all'", $tag );
+            if (false === strpos($tag, 'media=')) {
+                $tag = str_replace('<link', "<link media='all'", $tag);
             }
 
-            preg_match( '#media=(?:"|\')([^>]*)(?:"|\')#Ui', $tag, $_medias );
+            preg_match('#media=(?:"|\')([^>]*)(?:"|\')#Ui', $tag, $_medias);
             $_media          = $_medias[1];
-            $_preload_onload = autoptimizeConfig::get_ao_css_preload_onload( $_media );
+            $_preload_onload = autoptimizeConfig::get_ao_css_preload_onload($_media);
 
-            if ( 'print' !== $_media ) {
+            if ('print' !== $_media) {
                 // If not media=print, adapt original <link> element for CSS to be preloaded and add <noscript>-version for fallback.
-                $new_tag = '<noscript>' . autoptimizeUtils::remove_id_from_node( $tag ) . '</noscript>' . str_replace(
+                $new_tag = '<noscript>'.autoptimizeUtils::remove_id_from_node($tag).'</noscript>'.str_replace(
                     $_medias[0],
-                    "media='print' onload=\"" . $_preload_onload . '"',
+                    "media='print' onload=\"".$_preload_onload.'"',
                     $tag
                 );
 
                 // Optionally (but default false) preload the (excluded) CSS-file.
-                if ( apply_filters( 'autoptimize_fitler_css_preload_and_print', false ) && 'none' !== $url ) {
-                    $new_tag = '<link rel="preload" as="stylesheet" href="' . $url . '"/>' . $new_tag;
+                if (apply_filters('autoptimize_fitler_css_preload_and_print', false) && 'none' !== $url) {
+                    $new_tag = '<link rel="preload" as="stylesheet" href="'.$url.'"/>'.$new_tag;
                 }
             } else {
                 $new_tag = $tag;
@@ -423,22 +423,22 @@ 
      * @param string $path image path.
      * @return boolean
      */
-    private function is_datauri_candidate( $path )
+    private function is_datauri_candidate($path)
     {
         // Call only once since it's called from a loop.
         static $max_size = null;
-        if ( null === $max_size ) {
+        if (null === $max_size) {
             $max_size = $this->get_datauri_maxsize();
         }
 
-        if ( $path && preg_match( '#\.(jpe?g|png|gif|webp|bmp)$#i', $path ) &&
-            file_exists( $path ) && is_readable( $path ) && filesize( $path ) <= $max_size ) {
+        if ($path && preg_match('#\.(jpe?g|png|gif|webp|bmp)$#i', $path) &&
+            file_exists($path) && is_readable($path) && filesize($path) <= $max_size) {
 
             // Seems we have a candidate.
             $is_candidate = true;
         } else {
             // Filter allows overriding default decision (which checks for local file existence).
-            $is_candidate = apply_filters( 'autoptimize_filter_css_is_datauri_candidate', false, $path );
+            $is_candidate = apply_filters('autoptimize_filter_css_is_datauri_candidate', false, $path);
         }
 
         return $is_candidate;
@@ -463,29 +463,29 @@ 
          * of thing you're probably better of building assets completely
          * outside of WordPress anyway.
          */
-        if ( null === $max_size ) {
-            $max_size = (int) apply_filters( 'autoptimize_filter_css_datauri_maxsize', 4096 );
+        if (null === $max_size) {
+            $max_size = (int) apply_filters('autoptimize_filter_css_datauri_maxsize', 4096);
         }
 
         return $max_size;
     }
 
-    private function check_datauri_exclude_list( $url )
+    private function check_datauri_exclude_list($url)
     {
         static $exclude_list = null;
         $no_datauris         = array();
 
         // Again, skip doing certain stuff repeatedly when loop-called.
-        if ( null === $exclude_list ) {
-            $exclude_list = apply_filters( 'autoptimize_filter_css_datauri_exclude', '' );
-            $no_datauris  = array_filter( array_map( 'trim', explode( ',', $exclude_list ) ) );
+        if (null === $exclude_list) {
+            $exclude_list = apply_filters('autoptimize_filter_css_datauri_exclude', '');
+            $no_datauris  = array_filter(array_map('trim', explode(',', $exclude_list)));
         }
 
         $matched = false;
 
-        if ( ! empty( $exclude_list ) ) {
-            foreach ( $no_datauris as $no_datauri ) {
-                if ( false !== strpos( $url, $no_datauri ) ) {
+        if (!empty($exclude_list)) {
+            foreach ($no_datauris as $no_datauri) {
+                if (false !== strpos($url, $no_datauri)) {
                     $matched = true;
                     break;
                 }
@@ -495,7 +495,7 @@ 
         return $matched;
     }
 
-    private function build_or_get_datauri_image( $path )
+    private function build_or_get_datauri_image($path)
     {
         /**
          * TODO/FIXME: document the required return array format, or better yet,
@@ -504,27 +504,27 @@ 
          */
 
         // Allows short-circuiting datauri generation for an image.
-        $result = apply_filters( 'autoptimize_filter_css_datauri_image', array(), $path );
-        if ( ! empty( $result ) ) {
-            if ( is_array( $result ) && isset( $result['full'] ) && isset( $result['base64data'] ) ) {
+        $result = apply_filters('autoptimize_filter_css_datauri_image', array(), $path);
+        if (!empty($result)) {
+            if (is_array($result) && isset($result['full']) && isset($result['base64data'])) {
                 return $result;
             }
         }
 
-        $hash  = md5( $path );
-        $check = new autoptimizeCache( $hash, 'img' );
-        if ( $check->check() ) {
+        $hash  = md5($path);
+        $check = new autoptimizeCache($hash, 'img');
+        if ($check->check()) {
             // we have the base64 image in cache.
             $head_and_data = $check->retrieve();
-            $_base64data   = explode( ';base64,', $head_and_data );
+            $_base64data   = explode(';base64,', $head_and_data);
             $base64data    = $_base64data[1];
-            unset( $_base64data );
+            unset($_base64data);
         } else {
             // It's an image and we don't have it in cache, get the type by extension.
-            $exploded_path = explode( '.', $path );
-            $type          = end( $exploded_path );
+            $exploded_path = explode('.', $path);
+            $type          = end($exploded_path);
 
-            switch ( $type ) {
+            switch ($type) {
                 case 'jpg':
                 case 'jpeg':
                     $dataurihead = 'data:image/jpeg;base64,';
@@ -546,13 +546,13 @@ 
             }
 
             // Encode the data.
-            $base64data    = base64_encode( file_get_contents( $path ) );
-            $head_and_data = $dataurihead . $base64data;
+            $base64data    = base64_encode(file_get_contents($path));
+            $head_and_data = $dataurihead.$base64data;
 
             // Save in cache.
-            $check->cache( $head_and_data, 'text/plain' );
+            $check->cache($head_and_data, 'text/plain');
         }
-        unset( $check );
+        unset($check);
 
         return array(
             'full'       => $head_and_data,
@@ -569,13 +569,13 @@ 
      *
      * @return string
      */
-    protected static function replace_longest_matches_first( $string, $replacements = array() )
+    protected static function replace_longest_matches_first($string, $replacements = array())
     {
-        if ( ! empty( $replacements ) ) {
+        if (!empty($replacements)) {
             // Sort the replacements array by key length in desc order (so that the longest strings are replaced first).
-            $keys = array_map( 'strlen', array_keys( $replacements ) );
-            array_multisort( $keys, SORT_DESC, $replacements );
-            $string = str_replace( array_keys( $replacements ), array_values( $replacements ), $string );
+            $keys = array_map('strlen', array_keys($replacements));
+            array_multisort($keys, SORT_DESC, $replacements);
+            $string = str_replace(array_keys($replacements), array_values($replacements), $string);
         }
 
         return $string;
@@ -591,15 +591,15 @@ 
      *
      * @return string
      */
-    public function replace_urls( $code = '' )
+    public function replace_urls($code = '')
     {
         $replacements = array();
 
-        preg_match_all( self::ASSETS_REGEX, $code, $url_src_matches );
-        if ( is_array( $url_src_matches ) && ! empty( $url_src_matches ) ) {
-            foreach ( $url_src_matches[1] as $count => $original_url ) {
+        preg_match_all(self::ASSETS_REGEX, $code, $url_src_matches);
+        if (is_array($url_src_matches) && !empty($url_src_matches)) {
+            foreach ($url_src_matches[1] as $count => $original_url) {
                 // Removes quotes and other cruft.
-                $url = trim( $original_url, " \t\n\r\0\x0B\"'" );
+                $url = trim($original_url, " \t\n\r\0\x0B\"'");
 
                 /**
                  * TODO/FIXME: Add a way for other code / callable to be called here
@@ -617,17 +617,17 @@ 
                  */
 
                 // Do CDN replacement if needed.
-                if ( ! empty( $this->cdn_url ) ) {
-                    $replacement_url = $this->url_replace_cdn( $url );
+                if (!empty($this->cdn_url)) {
+                    $replacement_url = $this->url_replace_cdn($url);
                     // Prepare replacements array.
-                    $replacements[ $url_src_matches[1][ $count ] ] = str_replace(
-                        $original_url, $replacement_url, $url_src_matches[1][ $count ]
+                    $replacements[$url_src_matches[1][$count]] = str_replace(
+                        $original_url, $replacement_url, $url_src_matches[1][$count]
                     );
                 }
             }
         }
 
-        $code = self::replace_longest_matches_first( $code, $replacements );
+        $code = self::replace_longest_matches_first($code, $replacements);
 
         return $code;
     }
@@ -640,26 +640,26 @@ 
      * @param string $code HTML being processed to hide fonts.
      * @return string
      */
-    public function hide_fontface_and_maybe_cdn( $code )
+    public function hide_fontface_and_maybe_cdn($code)
     {
         // Proceed only if @font-face declarations exist within $code.
-        preg_match_all( self::FONT_FACE_REGEX, $code, $fontfaces );
-        if ( isset( $fontfaces[0] ) ) {
+        preg_match_all(self::FONT_FACE_REGEX, $code, $fontfaces);
+        if (isset($fontfaces[0])) {
             // Check if we need to cdn fonts or not.
-            $do_font_cdn = apply_filters( 'autoptimize_filter_css_fonts_cdn', false );
+            $do_font_cdn = apply_filters('autoptimize_filter_css_fonts_cdn', false);
 
-            foreach ( $fontfaces[0] as $full_match ) {
+            foreach ($fontfaces[0] as $full_match) {
                 // Keep original match so we can search/replace it.
                 $match_search = $full_match;
 
                 // Do font cdn if needed.
-                if ( $do_font_cdn ) {
-                    $full_match = $this->replace_urls( $full_match );
+                if ($do_font_cdn) {
+                    $full_match = $this->replace_urls($full_match);
                 }
 
                 // Replace declaration with its base64 encoded string.
-                $replacement = self::build_marker( 'FONTFACE', $full_match );
-                $code        = str_replace( $match_search, $replacement, $code );
+                $replacement = self::build_marker('FONTFACE', $full_match);
+                $code        = str_replace($match_search, $replacement, $code);
             }
         }
 
@@ -673,9 +673,9 @@ 
      * @param string $code HTML being processed to unhide fonts.
      * @return string
      */
-    public function restore_fontface( $code )
+    public function restore_fontface($code)
     {
-        return $this->restore_marked_content( 'FONTFACE', $code );
+        return $this->restore_marked_content('FONTFACE', $code);
     }
 
     /**
@@ -684,10 +684,10 @@ 
      * @param string $code HTML being processed rewrite assets.
      * @return string
      */
-    public function rewrite_assets( $code )
+    public function rewrite_assets($code)
     {
         // Handle @font-face rules by hiding and processing them separately.
-        $code = $this->hide_fontface_and_maybe_cdn( $code );
+        $code = $this->hide_fontface_and_maybe_cdn($code);
 
         /**
          * TODO/FIXME:
@@ -704,35 +704,35 @@ 
         $imgreplace      = array();
 
         // Matches and captures anything specified within the literal `url()` and excludes those containing data: URIs.
-        preg_match_all( self::ASSETS_REGEX, $code, $url_src_matches );
-        if ( is_array( $url_src_matches ) && ! empty( $url_src_matches ) ) {
-            foreach ( $url_src_matches[1] as $count => $original_url ) {
+        preg_match_all(self::ASSETS_REGEX, $code, $url_src_matches);
+        if (is_array($url_src_matches) && !empty($url_src_matches)) {
+            foreach ($url_src_matches[1] as $count => $original_url) {
                 // Removes quotes and other cruft.
-                $url = trim( $original_url, " \t\n\r\0\x0B\"'" );
+                $url = trim($original_url, " \t\n\r\0\x0B\"'");
 
                 // If datauri inlining is turned on, do it.
                 $inlined = false;
-                if ( $this->datauris ) {
+                if ($this->datauris) {
                     $iurl = $url;
-                    if ( false !== strpos( $iurl, '?' ) ) {
-                        $iurl = strtok( $iurl, '?' );
+                    if (false !== strpos($iurl, '?')) {
+                        $iurl = strtok($iurl, '?');
                     }
 
-                    $ipath = $this->getpath( $iurl );
+                    $ipath = $this->getpath($iurl);
 
-                    $excluded = $this->check_datauri_exclude_list( $ipath );
-                    if ( ! $excluded ) {
-                        $is_datauri_candidate = $this->is_datauri_candidate( $ipath );
-                        if ( $is_datauri_candidate ) {
-                            $datauri    = $this->build_or_get_datauri_image( $ipath );
+                    $excluded = $this->check_datauri_exclude_list($ipath);
+                    if (!$excluded) {
+                        $is_datauri_candidate = $this->is_datauri_candidate($ipath);
+                        if ($is_datauri_candidate) {
+                            $datauri    = $this->build_or_get_datauri_image($ipath);
                             $base64data = $datauri['base64data'];
                             // Add it to the list for replacement.
-                            $imgreplace[ $url_src_matches[1][ $count ] ] = str_replace(
+                            $imgreplace[$url_src_matches[1][$count]] = str_replace(
                                 $original_url,
                                 $datauri['full'],
-                                $url_src_matches[1][ $count ]
+                                $url_src_matches[1][$count]
                             );
-                            $inlined                                     = true;
+                            $inlined = true;
                         }
                     }
                 }
@@ -743,20 +743,20 @@ 
                  * inlining isn't turned on, or if a resource is skipped from
                  * being inlined for whatever reason above.
                  */
-                if ( ! $inlined && ( ! empty( $this->cdn_url ) || has_filter( 'autoptimize_filter_base_replace_cdn' ) ) ) {
+                if (!$inlined && (!empty($this->cdn_url) || has_filter('autoptimize_filter_base_replace_cdn'))) {
                     // Just do the "simple" CDN replacement.
-                    $replacement_url                             = $this->url_replace_cdn( $url );
-                    $imgreplace[ $url_src_matches[1][ $count ] ] = str_replace(
-                        $original_url, $replacement_url, $url_src_matches[1][ $count ]
+                    $replacement_url                             = $this->url_replace_cdn($url);
+                    $imgreplace[$url_src_matches[1][$count]] = str_replace(
+                        $original_url, $replacement_url, $url_src_matches[1][$count]
                     );
                 }
             }
         }
 
-        $code = self::replace_longest_matches_first( $code, $imgreplace );
+        $code = self::replace_longest_matches_first($code, $imgreplace);
 
         // Replace back font-face markers with actual font-face declarations.
-        $code = $this->restore_fontface( $code );
+        $code = $this->restore_fontface($code);
 
         return $code;
     }
@@ -766,29 +766,29 @@ 
      */
     public function minify()
     {
-        foreach ( $this->css as $group ) {
-            list( $media, $css ) = $group;
-            if ( preg_match( '#^INLINE;#', $css ) ) {
+        foreach ($this->css as $group) {
+            list($media, $css) = $group;
+            if (preg_match('#^INLINE;#', $css)) {
                 // <style>.
-                $css      = preg_replace( '#^INLINE;#', '', $css );
-                $css      = self::fixurls( ABSPATH . 'index.php', $css ); // ABSPATH already contains a trailing slash.
-                $tmpstyle = apply_filters( 'autoptimize_css_individual_style', $css, '' );
-                if ( has_filter( 'autoptimize_css_individual_style' ) && ! empty( $tmpstyle ) ) {
+                $css      = preg_replace('#^INLINE;#', '', $css);
+                $css      = self::fixurls(ABSPATH.'index.php', $css); // ABSPATH already contains a trailing slash.
+                $tmpstyle = apply_filters('autoptimize_css_individual_style', $css, '');
+                if (has_filter('autoptimize_css_individual_style') && !empty($tmpstyle)) {
                     $css                   = $tmpstyle;
                     $this->alreadyminified = true;
                 }
             } else {
                 // <link>
-                if ( false !== $css && file_exists( $css ) && is_readable( $css ) ) {
+                if (false !== $css && file_exists($css) && is_readable($css)) {
                     $css_path = $css;
-                    $css      = self::fixurls( $css_path, file_get_contents( $css_path ) );
-                    $css      = preg_replace( '/\x{EF}\x{BB}\x{BF}/', '', $css );
-                    $tmpstyle = apply_filters( 'autoptimize_css_individual_style', $css, $css_path );
-                    if ( has_filter( 'autoptimize_css_individual_style' ) && ! empty( $tmpstyle ) ) {
+                    $css      = self::fixurls($css_path, file_get_contents($css_path));
+                    $css      = preg_replace('/\x{EF}\x{BB}\x{BF}/', '', $css);
+                    $tmpstyle = apply_filters('autoptimize_css_individual_style', $css, $css_path);
+                    if (has_filter('autoptimize_css_individual_style') && !empty($tmpstyle)) {
                         $css                   = $tmpstyle;
                         $this->alreadyminified = true;
-                    } elseif ( $this->can_inject_late( $css_path, $css ) ) {
-                        $css = self::build_injectlater_marker( $css_path, md5( $css ) );
+                    } elseif ($this->can_inject_late($css_path, $css)) {
+                        $css = self::build_injectlater_marker($css_path, md5($css));
                     }
                 } else {
                     // Couldn't read CSS. Maybe getpath isn't working?
@@ -796,12 +796,12 @@ 
                 }
             }
 
-            foreach ( $media as $elem ) {
-                if ( ! empty( $css ) ) {
-                    if ( ! isset( $this->csscode[ $elem ] ) ) {
-                        $this->csscode[ $elem ] = '';
+            foreach ($media as $elem) {
+                if (!empty($css)) {
+                    if (!isset($this->csscode[$elem])) {
+                        $this->csscode[$elem] = '';
                     }
-                    $this->csscode[ $elem ] .= "\n/*FILESTART*/" . $css;
+                    $this->csscode[$elem] .= "\n/*FILESTART*/".$css;
                 }
             }
         }
@@ -809,133 +809,133 @@ 
         // Check for duplicate code.
         $md5list = array();
         $tmpcss  = $this->csscode;
-        foreach ( $tmpcss as $media => $code ) {
-            $md5sum    = md5( $code );
+        foreach ($tmpcss as $media => $code) {
+            $md5sum    = md5($code);
             $medianame = $media;
-            foreach ( $md5list as $med => $sum ) {
+            foreach ($md5list as $med => $sum) {
                 // If same code.
-                if ( $sum === $md5sum ) {
+                if ($sum === $md5sum) {
                     // Add the merged code.
-                    $medianame                   = $med . ', ' . $media;
-                    $this->csscode[ $medianame ] = $code;
-                    $md5list[ $medianame ]       = $md5list[ $med ];
-                    unset( $this->csscode[ $med ], $this->csscode[ $media ], $md5list[ $med ] );
+                    $medianame                   = $med.', '.$media;
+                    $this->csscode[$medianame] = $code;
+                    $md5list[$medianame]       = $md5list[$med];
+                    unset($this->csscode[$med], $this->csscode[$media], $md5list[$med]);
                 }
             }
-            $md5list[ $medianame ] = $md5sum;
+            $md5list[$medianame] = $md5sum;
         }
-        unset( $tmpcss );
+        unset($tmpcss);
 
         // Manage @imports, while is for recursive import management.
-        foreach ( $this->csscode as &$thiscss ) {
+        foreach ($this->csscode as &$thiscss) {
             // Flag to trigger import reconstitution and var to hold external imports.
             $fiximports       = false;
             $external_imports = '';
 
             // remove comments to avoid importing commented-out imports.
-            $thiscss_nocomments = preg_replace( '#/\*.*\*/#Us', '', $thiscss );
-            while ( preg_match_all( '#@import +(?:url)?(?:(?:\((["\']?)(?:[^"\')]+)\1\)|(["\'])(?:[^"\']+)\2)(?:[^,;"\']+(?:,[^,;"\']+)*)?)(?:;)#mi', $thiscss_nocomments, $matches ) ) {
-                foreach ( $matches[0] as $import ) {
-                    if ( $this->isremovable( $import, $this->cssremovables ) ) {
-                        $thiscss   = str_replace( $import, '', $thiscss );
+            $thiscss_nocomments = preg_replace('#/\*.*\*/#Us', '', $thiscss);
+            while (preg_match_all('#@import +(?:url)?(?:(?:\((["\']?)(?:[^"\')]+)\1\)|(["\'])(?:[^"\']+)\2)(?:[^,;"\']+(?:,[^,;"\']+)*)?)(?:;)#mi', $thiscss_nocomments, $matches)) {
+                foreach ($matches[0] as $import) {
+                    if ($this->isremovable($import, $this->cssremovables)) {
+                        $thiscss   = str_replace($import, '', $thiscss);
                         $import_ok = true;
                     } else {
-                        $url       = trim( preg_replace( '#^.*((?:https?:|ftp:)?//.*\.css).*$#', '$1', trim( $import ) ), " \t\n\r\0\x0B\"'" );
-                        $path      = $this->getpath( $url );
+                        $url       = trim(preg_replace('#^.*((?:https?:|ftp:)?//.*\.css).*$#', '$1', trim($import)), " \t\n\r\0\x0B\"'");
+                        $path      = $this->getpath($url);
                         $import_ok = false;
-                        if ( file_exists( $path ) && is_readable( $path ) ) {
-                            $code     = addcslashes( self::fixurls( $path, file_get_contents( $path ) ), '\\' );
-                            $code     = preg_replace( '/\x{EF}\x{BB}\x{BF}/', '', $code );
-                            $tmpstyle = apply_filters( 'autoptimize_css_individual_style', $code, '' );
-                            if ( has_filter( 'autoptimize_css_individual_style' ) && ! empty( $tmpstyle ) ) {
+                        if (file_exists($path) && is_readable($path)) {
+                            $code     = addcslashes(self::fixurls($path, file_get_contents($path)), '\\');
+                            $code     = preg_replace('/\x{EF}\x{BB}\x{BF}/', '', $code);
+                            $tmpstyle = apply_filters('autoptimize_css_individual_style', $code, '');
+                            if (has_filter('autoptimize_css_individual_style') && !empty($tmpstyle)) {
                                 $code                  = $tmpstyle;
                                 $this->alreadyminified = true;
-                            } elseif ( $this->can_inject_late( $path, $code ) ) {
-                                $code = self::build_injectlater_marker( $path, md5( $code ) );
+                            } elseif ($this->can_inject_late($path, $code)) {
+                                $code = self::build_injectlater_marker($path, md5($code));
                             }
 
-                            if ( ! empty( $code ) ) {
-                                $tmp_thiscss = preg_replace( '#(/\*FILESTART\*/.*)' . preg_quote( $import, '#' ) . '#Us', '/*FILESTART2*/' . $code . '$1', $thiscss );
-                                if ( ! empty( $tmp_thiscss ) ) {
+                            if (!empty($code)) {
+                                $tmp_thiscss = preg_replace('#(/\*FILESTART\*/.*)'.preg_quote($import, '#').'#Us', '/*FILESTART2*/'.$code.'$1', $thiscss);
+                                if (!empty($tmp_thiscss)) {
                                     $thiscss   = $tmp_thiscss;
                                     $import_ok = true;
-                                    unset( $tmp_thiscss );
+                                    unset($tmp_thiscss);
                                 }
                             }
-                            unset( $code );
+                            unset($code);
                         }
                     }
-                    if ( ! $import_ok ) {
+                    if (!$import_ok) {
                         // External imports and general fall-back.
                         $external_imports .= $import;
 
-                        $thiscss    = str_replace( $import, '', $thiscss );
+                        $thiscss    = str_replace($import, '', $thiscss);
                         $fiximports = true;
                     }
                 }
-                $thiscss = preg_replace( '#/\*FILESTART\*/#', '', $thiscss );
-                $thiscss = preg_replace( '#/\*FILESTART2\*/#', '/*FILESTART*/', $thiscss );
+                $thiscss = preg_replace('#/\*FILESTART\*/#', '', $thiscss);
+                $thiscss = preg_replace('#/\*FILESTART2\*/#', '/*FILESTART*/', $thiscss);
 
                 // and update $thiscss_nocomments before going into next iteration in while loop.
-                $thiscss_nocomments = preg_replace( '#/\*.*\*/#Us', '', $thiscss );
+                $thiscss_nocomments = preg_replace('#/\*.*\*/#Us', '', $thiscss);
             }
-            unset( $thiscss_nocomments );
+            unset($thiscss_nocomments);
 
             // Add external imports to top of aggregated CSS.
-            if ( $fiximports ) {
-                $thiscss = $external_imports . $thiscss;
+            if ($fiximports) {
+                $thiscss = $external_imports.$thiscss;
             }
         }
-        unset( $thiscss );
+        unset($thiscss);
 
         // $this->csscode has all the uncompressed code now.
-        foreach ( $this->csscode as &$code ) {
+        foreach ($this->csscode as &$code) {
             // Check for already-minified code.
-            $hash = md5( $code );
-            do_action( 'autoptimize_action_css_hash', $hash );
-            $ccheck = new autoptimizeCache( $hash, 'css' );
-            if ( $ccheck->check() ) {
+            $hash = md5($code);
+            do_action('autoptimize_action_css_hash', $hash);
+            $ccheck = new autoptimizeCache($hash, 'css');
+            if ($ccheck->check()) {
                 $code                          = $ccheck->retrieve();
-                $this->hashmap[ md5( $code ) ] = $hash;
+                $this->hashmap[md5($code)] = $hash;
                 continue;
             }
-            unset( $ccheck );
+            unset($ccheck);
 
             // Rewrite and/or inline referenced assets.
-            $code = $this->rewrite_assets( $code );
+            $code = $this->rewrite_assets($code);
 
             // Minify.
-            $code = $this->run_minifier_on( $code );
+            $code = $this->run_minifier_on($code);
 
             // Bring back INJECTLATER stuff.
-            $code = $this->inject_minified( $code );
+            $code = $this->inject_minified($code);
 
             // Filter results.
-            $tmp_code = apply_filters( 'autoptimize_css_after_minify', $code );
-            if ( ! empty( $tmp_code ) ) {
+            $tmp_code = apply_filters('autoptimize_css_after_minify', $code);
+            if (!empty($tmp_code)) {
                 $code = $tmp_code;
-                unset( $tmp_code );
+                unset($tmp_code);
             }
 
-            $this->hashmap[ md5( $code ) ] = $hash;
+            $this->hashmap[md5($code)] = $hash;
         }
 
-        unset( $code );
+        unset($code);
         return true;
     }
 
-    public function run_minifier_on( $code )
+    public function run_minifier_on($code)
     {
-        if ( ! $this->alreadyminified ) {
-            $do_minify = apply_filters( 'autoptimize_css_do_minify', true );
+        if (!$this->alreadyminified) {
+            $do_minify = apply_filters('autoptimize_css_do_minify', true);
 
-            if ( $do_minify ) {
+            if ($do_minify) {
                 $cssmin   = new autoptimizeCSSmin();
-                $tmp_code = trim( $cssmin->run( $code ) );
+                $tmp_code = trim($cssmin->run($code));
 
-                if ( ! empty( $tmp_code ) ) {
+                if (!empty($tmp_code)) {
                     $code = $tmp_code;
-                    unset( $tmp_code );
+                    unset($tmp_code);
                 }
             }
         }
@@ -949,18 +949,18 @@ 
     public function cache()
     {
         // CSS cache.
-        foreach ( $this->csscode as $media => $code ) {
-            if ( empty( $code ) ) {
+        foreach ($this->csscode as $media => $code) {
+            if (empty($code)) {
                 continue;
             }
 
-            $md5   = $this->hashmap[ md5( $code ) ];
-            $cache = new autoptimizeCache( $md5, 'css' );
-            if ( ! $cache->check() ) {
+            $md5   = $this->hashmap[md5($code)];
+            $cache = new autoptimizeCache($md5, 'css');
+            if (!$cache->check()) {
                 // Cache our code.
-                $cache->cache( $code, 'text/css' );
+                $cache->cache($code, 'text/css');
             }
-            $this->url[ $media ] = AUTOPTIMIZE_CACHE_URL . $cache->getname();
+            $this->url[$media] = AUTOPTIMIZE_CACHE_URL.$cache->getname();
         }
     }
 
@@ -970,95 +970,95 @@ 
     public function getcontent()
     {
         // Restore the full content (only applies when "autoptimize_filter_css_justhead" filter is true).
-        if ( ! empty( $this->restofcontent ) ) {
+        if (!empty($this->restofcontent)) {
             $this->content      .= $this->restofcontent;
             $this->restofcontent = '';
         }
 
         // type is not added by default.
         $type_css = '';
-        if ( apply_filters( 'autoptimize_filter_cssjs_addtype', false ) ) {
+        if (apply_filters('autoptimize_filter_cssjs_addtype', false)) {
             $type_css = 'type="text/css" ';
         }
 
         // Inject the new stylesheets.
-        $replace_tag = array( '<title', 'before' );
-        $replace_tag = apply_filters( 'autoptimize_filter_css_replacetag', $replace_tag, $this->content );
+        $replace_tag = array('<title', 'before');
+        $replace_tag = apply_filters('autoptimize_filter_css_replacetag', $replace_tag, $this->content);
 
-        if ( $this->inline ) {
-            foreach ( $this->csscode as $media => $code ) {
-                $this->inject_in_html( apply_filters( 'autoptimize_filter_css_bodyreplacementpayload', '<style ' . $type_css . 'media="' . $media . '">' . $code . '</style>' ), $replace_tag );
+        if ($this->inline) {
+            foreach ($this->csscode as $media => $code) {
+                $this->inject_in_html(apply_filters('autoptimize_filter_css_bodyreplacementpayload', '<style '.$type_css.'media="'.$media.'">'.$code.'</style>'), $replace_tag);
             }
         } else {
-            if ( $this->defer ) {
+            if ($this->defer) {
                 $preload_css_block  = '';
                 $inlined_ccss_block = '';
                 $noscript_css_block = '<noscript id="aonoscrcss">';
 
                 $defer_inline_code = $this->defer_inline;
-                if ( ! empty( $defer_inline_code ) ) {
-                    if ( apply_filters( 'autoptimize_filter_css_critcss_minify', true ) ) {
-                        $icss_hash  = md5( $defer_inline_code );
-                        $icss_cache = new autoptimizeCache( $icss_hash, 'css' );
-                        if ( $icss_cache->check() ) {
+                if (!empty($defer_inline_code)) {
+                    if (apply_filters('autoptimize_filter_css_critcss_minify', true)) {
+                        $icss_hash  = md5($defer_inline_code);
+                        $icss_cache = new autoptimizeCache($icss_hash, 'css');
+                        if ($icss_cache->check()) {
                             // we have the optimized inline CSS in cache.
                             $defer_inline_code = $icss_cache->retrieve();
                         } else {
                             $cssmin   = new autoptimizeCSSmin();
-                            $tmp_code = trim( $cssmin->run( $defer_inline_code ) );
+                            $tmp_code = trim($cssmin->run($defer_inline_code));
 
-                            if ( ! empty( $tmp_code ) ) {
+                            if (!empty($tmp_code)) {
                                 $defer_inline_code = $tmp_code;
-                                $icss_cache->cache( $defer_inline_code, 'text/css' );
-                                unset( $tmp_code );
+                                $icss_cache->cache($defer_inline_code, 'text/css');
+                                unset($tmp_code);
                             }
                         }
                     }
                     // inlined critical css set here, but injected when full CSS is injected
                     // to avoid CSS containing SVG with <title tag receiving the full CSS link.
-                    $inlined_ccss_block = '<style ' . $type_css . 'id="aoatfcss" media="all">' . $defer_inline_code . '</style>';
+                    $inlined_ccss_block = '<style '.$type_css.'id="aoatfcss" media="all">'.$defer_inline_code.'</style>';
                 }
             }
 
-            foreach ( $this->url as $media => $url ) {
-                $url = $this->url_replace_cdn( $url );
+            foreach ($this->url as $media => $url) {
+                $url = $this->url_replace_cdn($url);
 
                 // Add the stylesheet either deferred (import at bottom) or normal links in head.
-                if ( $this->defer && 'print' !== $media ) {
-                    $preload_onload = autoptimizeConfig::get_ao_css_preload_onload( $media );
+                if ($this->defer && 'print' !== $media) {
+                    $preload_onload = autoptimizeConfig::get_ao_css_preload_onload($media);
 
-                    $preload_css_block .= '<link rel="stylesheet" media="print" href="' . $url . '" onload="' . $preload_onload . '" />';
-                    if ( apply_filters( 'autoptimize_fitler_css_preload_and_print', false ) ) {
-                        $preload_css_block = '<link rel="preload" as="stylesheet" href="' . $url . '"/>' . $preload_css_block;
+                    $preload_css_block .= '<link rel="stylesheet" media="print" href="'.$url.'" onload="'.$preload_onload.'" />';
+                    if (apply_filters('autoptimize_fitler_css_preload_and_print', false)) {
+                        $preload_css_block = '<link rel="preload" as="stylesheet" href="'.$url.'"/>'.$preload_css_block;
                     }
-                    $noscript_css_block .= '<link ' . $type_css . 'media="' . $media . '" href="' . $url . '" rel="stylesheet" />';
+                    $noscript_css_block .= '<link '.$type_css.'media="'.$media.'" href="'.$url.'" rel="stylesheet" />';
                 } else {
-                    if ( strlen( $this->csscode[ $media ] ) > $this->cssinlinesize ) {
-                        $this->inject_in_html( apply_filters( 'autoptimize_filter_css_bodyreplacementpayload', '<link ' . $type_css . 'media="' . $media . '" href="' . $url . '" rel="stylesheet" />' ), $replace_tag );
-                    } elseif ( strlen( $this->csscode[ $media ] ) > 0 ) {
-                        $this->inject_in_html( apply_filters( 'autoptimize_filter_css_bodyreplacementpayload', '<style ' . $type_css . 'media="' . $media . '">' . $this->csscode[ $media ] . '</style>' ), $replace_tag );
+                    if (strlen($this->csscode[$media]) > $this->cssinlinesize) {
+                        $this->inject_in_html(apply_filters('autoptimize_filter_css_bodyreplacementpayload', '<link '.$type_css.'media="'.$media.'" href="'.$url.'" rel="stylesheet" />'), $replace_tag);
+                    } elseif (strlen($this->csscode[$media]) > 0) {
+                        $this->inject_in_html(apply_filters('autoptimize_filter_css_bodyreplacementpayload', '<style '.$type_css.'media="'.$media.'">'.$this->csscode[$media].'</style>'), $replace_tag);
                     }
                 }
             }
 
-            if ( $this->defer ) {
+            if ($this->defer) {
                 $noscript_css_block .= '</noscript>';
                 // Inject inline critical CSS, the preloaded full CSS and the noscript-CSS.
-                $this->inject_in_html( apply_filters( 'autoptimize_filter_css_bodyreplacementpayload', $inlined_ccss_block . $preload_css_block . $noscript_css_block ), $replace_tag );
+                $this->inject_in_html(apply_filters('autoptimize_filter_css_bodyreplacementpayload', $inlined_ccss_block.$preload_css_block.$noscript_css_block), $replace_tag);
             }
         }
 
         // restore comments.
-        $this->content = $this->restore_comments( $this->content );
+        $this->content = $this->restore_comments($this->content);
 
         // restore IE hacks.
-        $this->content = $this->restore_iehacks( $this->content );
+        $this->content = $this->restore_iehacks($this->content);
 
         // restore (no)script.
-        $this->content = $this->restore_marked_content( 'SCRIPT', $this->content );
+        $this->content = $this->restore_marked_content('SCRIPT', $this->content);
 
         // Restore noptimize.
-        $this->content = $this->restore_noptimize( $this->content );
+        $this->content = $this->restore_noptimize($this->content);
 
         // Return the modified stylesheet.
         return $this->content;
@@ -1070,44 +1070,44 @@ 
      * @param string $file filename of optimized CSS-file.
      * @param string $code CSS-code in which to fix URL's.
      */
-    static function fixurls( $file, $code )
+    static function fixurls($file, $code)
     {
         // Switch all imports to the url() syntax.
-        $code = preg_replace( '#@import ("|\')(.+?)\.css.*?("|\')#', '@import url("${2}.css")', $code );
+        $code = preg_replace('#@import ("|\')(.+?)\.css.*?("|\')#', '@import url("${2}.css")', $code);
 
-        if ( preg_match_all( self::ASSETS_REGEX, $code, $matches ) ) {
-            $file = str_replace( WP_ROOT_DIR, '/', $file );
+        if (preg_match_all(self::ASSETS_REGEX, $code, $matches)) {
+            $file = str_replace(WP_ROOT_DIR, '/', $file);
             /**
              * Rollback as per https://github.com/futtta/autoptimize/issues/94
              * $file = str_replace( AUTOPTIMIZE_WP_CONTENT_NAME, '', $file );
              */
-            $dir = dirname( $file ); // Like /themes/expound/css.
+            $dir = dirname($file); // Like /themes/expound/css.
 
             /**
              * $dir should not contain backslashes, since it's used to replace
              * urls, but it can contain them when running on Windows because
              * fixurls() is sometimes called with `ABSPATH . 'index.php'`
              */
-            $dir = str_replace( '\\', '/', $dir );
-            unset( $file ); // not used below at all.
+            $dir = str_replace('\\', '/', $dir);
+            unset($file); // not used below at all.
 
             $replace = array();
-            foreach ( $matches[1] as $k => $url ) {
+            foreach ($matches[1] as $k => $url) {
                 // Remove quotes.
-                $url      = trim( $url, " \t\n\r\0\x0B\"'" );
-                $no_q_url = trim( $url, "\"'" );
-                if ( $url !== $no_q_url ) {
+                $url      = trim($url, " \t\n\r\0\x0B\"'");
+                $no_q_url = trim($url, "\"'");
+                if ($url !== $no_q_url) {
                     $removed_quotes = true;
                 } else {
                     $removed_quotes = false;
                 }
 
-                if ( '' === $no_q_url ) {
+                if ('' === $no_q_url) {
                     continue;
                 }
 
                 $url = $no_q_url;
-                if ( '/' === $url[0] || preg_match( '#^(https?://|ftp://|data:)#i', $url ) ) {
+                if ('/' === $url[0] || preg_match('#^(https?://|ftp://|data:)#i', $url)) {
                     // URL is protocol-relative, host-relative or something we don't touch.
                     continue;
                 } else { // Relative URL.
@@ -1116,49 +1116,49 @@ 
                      * rollback as per https://github.com/futtta/autoptimize/issues/94
                      * $newurl = preg_replace( '/https?:/', '', str_replace( ' ', '%20', AUTOPTIMIZE_WP_CONTENT_URL . str_replace( '//', '/', $dir . '/' . $url ) ) );
                      */
-                    $newurl = preg_replace( '/https?:/', '', str_replace( ' ', '%20', AUTOPTIMIZE_WP_ROOT_URL . str_replace( '//', '/', $dir . '/' . $url ) ) );
-                    $newurl = apply_filters( 'autoptimize_filter_css_fixurl_newurl', $newurl );
+                    $newurl = preg_replace('/https?:/', '', str_replace(' ', '%20', AUTOPTIMIZE_WP_ROOT_URL.str_replace('//', '/', $dir.'/'.$url)));
+                    $newurl = apply_filters('autoptimize_filter_css_fixurl_newurl', $newurl);
 
                     /**
                      * Hash the url + whatever was behind potentially for replacement
                      * We must do this, or different css classes referencing the same bg image (but
                      * different parts of it, say, in sprites and such) loose their stuff...
                      */
-                    $hash = md5( $url . $matches[2][ $k ] );
-                    $code = str_replace( $matches[0][ $k ], $hash, $code );
+                    $hash = md5($url.$matches[2][$k]);
+                    $code = str_replace($matches[0][$k], $hash, $code);
 
-                    if ( $removed_quotes ) {
-                        $replace[ $hash ] = "url('" . $newurl . "')" . $matches[2][ $k ];
+                    if ($removed_quotes) {
+                        $replace[$hash] = "url('".$newurl."')".$matches[2][$k];
                     } else {
-                        $replace[ $hash ] = 'url(' . $newurl . ')' . $matches[2][ $k ];
+                        $replace[$hash] = 'url('.$newurl.')'.$matches[2][$k];
                     }
                 }
             }
 
-            $code = self::replace_longest_matches_first( $code, $replace );
+            $code = self::replace_longest_matches_first($code, $replace);
         }
 
         return $code;
     }
 
-    private function ismovable( $tag )
+    private function ismovable($tag)
     {
-        if ( ! $this->aggregate ) {
+        if (!$this->aggregate) {
             return false;
         }
 
-        if ( ! empty( $this->allowlist ) ) {
-            foreach ( $this->allowlist as $match ) {
-                if ( false !== strpos( $tag, $match ) ) {
+        if (!empty($this->allowlist)) {
+            foreach ($this->allowlist as $match) {
+                if (false !== strpos($tag, $match)) {
                     return true;
                 }
             }
             // no match with allowlist.
             return false;
         } else {
-            if ( is_array( $this->dontmove ) && ! empty( $this->dontmove ) ) {
-                foreach ( $this->dontmove as $match ) {
-                    if ( false !== strpos( $tag, $match ) ) {
+            if (is_array($this->dontmove) && !empty($this->dontmove)) {
+                foreach ($this->dontmove as $match) {
+                    if (false !== strpos($tag, $match)) {
                         // Matched something.
                         return false;
                     }
@@ -1170,22 +1170,22 @@ 
         }
     }
 
-    private function can_inject_late( $css_path, $css )
+    private function can_inject_late($css_path, $css)
     {
-        $consider_minified_array = apply_filters( 'autoptimize_filter_css_consider_minified', false, $css_path );
-        if ( true !== $this->inject_min_late ) {
+        $consider_minified_array = apply_filters('autoptimize_filter_css_consider_minified', false, $css_path);
+        if (true !== $this->inject_min_late) {
             // late-inject turned off.
             return false;
-        } elseif ( ( false === strpos( $css_path, 'min.css' ) ) && ( str_replace( $consider_minified_array, '', $css_path ) === $css_path ) ) {
+        } elseif ((false === strpos($css_path, 'min.css')) && (str_replace($consider_minified_array, '', $css_path) === $css_path)) {
             // file not minified based on filename & filter.
             return false;
-        } elseif ( false !== strpos( $css, '@import' ) ) {
+        } elseif (false !== strpos($css, '@import')) {
             // can't late-inject files with imports as those need to be aggregated.
             return false;
-        } elseif ( ( false !== strpos( $css, '@font-face' ) ) && ( apply_filters( 'autoptimize_filter_css_fonts_cdn', false ) === true ) && ( ! empty( $this->cdn_url ) ) ) {
+        } elseif ((false !== strpos($css, '@font-face')) && (apply_filters('autoptimize_filter_css_fonts_cdn', false) === true) && (!empty($this->cdn_url))) {
             // don't late-inject CSS with font-src's if fonts are set to be CDN'ed.
             return false;
-        } elseif ( ( ( true == $this->datauris ) || ( ! empty( $this->cdn_url ) ) ) && preg_match( '#background[^;}]*url\(#Ui', $css ) ) {
+        } elseif (((true == $this->datauris) || (!empty($this->cdn_url))) && preg_match('#background[^;}]*url\(#Ui', $css)) {
             // don't late-inject CSS with images if CDN is set OR if image inlining is on.
             return false;
         } else {
@@ -1203,44 +1203,44 @@ 
      *
      * @return bool|string Url pointing to the minified css file or false.
      */
-    public function minify_single( $filepath, $cache_miss = false )
+    public function minify_single($filepath, $cache_miss = false)
     {
-        $contents = $this->prepare_minify_single( $filepath );
+        $contents = $this->prepare_minify_single($filepath);
 
-        if ( empty( $contents ) ) {
+        if (empty($contents)) {
             return false;
         }
 
         // Check cache.
-        $hash  = 'single_' . md5( $contents );
-        $cache = new autoptimizeCache( $hash, 'css' );
-        do_action( 'autoptimize_action_css_hash', $hash );
+        $hash  = 'single_'.md5($contents);
+        $cache = new autoptimizeCache($hash, 'css');
+        do_action('autoptimize_action_css_hash', $hash);
 
         // If not in cache already, minify...
-        if ( ! $cache->check() || $cache_miss ) {
+        if (!$cache->check() || $cache_miss) {
             // Fixurls...
-            $contents = self::fixurls( $filepath, $contents );
+            $contents = self::fixurls($filepath, $contents);
             // CDN-replace any referenced assets if needed...
-            $contents = $this->hide_fontface_and_maybe_cdn( $contents );
-            $contents = $this->replace_urls( $contents );
-            $contents = $this->restore_fontface( $contents );
+            $contents = $this->hide_fontface_and_maybe_cdn($contents);
+            $contents = $this->replace_urls($contents);
+            $contents = $this->restore_fontface($contents);
             // Now minify...
             $cssmin   = new autoptimizeCSSmin();
-            $contents = trim( $cssmin->run( $contents ) );
+            $contents = trim($cssmin->run($contents));
 
             // Check if minified cache content is empty.
-            if ( empty( $contents ) ) {
+            if (empty($contents)) {
                 return false;
             }
 
             // Filter contents of excluded minified CSS.
-            $contents = apply_filters( 'autoptimize_filter_css_single_after_minify', $contents );
+            $contents = apply_filters('autoptimize_filter_css_single_after_minify', $contents);
 
             // Store in cache.
-            $cache->cache( $contents, 'text/css' );
+            $cache->cache($contents, 'text/css');
         }
 
-        $url = $this->build_minify_single_url( $cache );
+        $url = $this->build_minify_single_url($cache);
 
         return $url;
     }
@@ -1260,19 +1260,19 @@ 
         return $this->options;
     }
 
-    public function replaceOptions( $options )
+    public function replaceOptions($options)
     {
         $this->options = $options;
     }
 
-    public function setOption( $name, $value )
+    public function setOption($name, $value)
     {
-        $this->options[ $name ] = $value;
+        $this->options[$name] = $value;
         $this->$name            = $value;
     }
 
-    public function getOption( $name )
+    public function getOption($name)
     {
-        return $this->options[ $name ];
+        return $this->options[$name];
     }
 }

classes/autoptimizeCriticalCSSCore.php

Spacing +151 added lines, -151 removed lines

@@ -4,7 +4,7 @@ 
  * gets called by AO core, checks the rules and if a matching rule is found returns the associated CCSS.
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
     exit;
 }
 
@@ -13,7 +13,7 @@ 
     {
         // 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;
         }
@@ -28,28 +28,28 @@ 
         global $ao_ccss_unloadccss;
 
         // add all filters to do CCSS if key present.
-        if ( $ao_css_defer && isset( $ao_ccss_key ) && ! empty( $ao_ccss_key ) ) {
+        if ($ao_css_defer && isset($ao_ccss_key) && !empty($ao_ccss_key)) {
             // Set AO behavior: disable minification to avoid double minifying and caching.
-            add_filter( 'autoptimize_filter_css_critcss_minify', '__return_false' );
-            add_filter( 'autoptimize_filter_css_defer_inline', array( $this, 'ao_ccss_frontend' ), 10, 1 );
+            add_filter('autoptimize_filter_css_critcss_minify', '__return_false');
+            add_filter('autoptimize_filter_css_defer_inline', array($this, 'ao_ccss_frontend'), 10, 1);
 
             // Add the action to enqueue jobs for CriticalCSS cron.
-            add_action( 'autoptimize_action_css_hash', array( 'autoptimizeCriticalCSSEnqueue', 'ao_ccss_enqueue' ), 10, 1 );
+            add_action('autoptimize_action_css_hash', array('autoptimizeCriticalCSSEnqueue', 'ao_ccss_enqueue'), 10, 1);
 
             // conditionally add the filter to defer jquery and others.
-            if ( $ao_ccss_deferjquery ) {
-                add_filter( 'autoptimize_html_after_minify', array( $this, 'ao_ccss_defer_jquery' ), 11, 1 );
+            if ($ao_ccss_deferjquery) {
+                add_filter('autoptimize_html_after_minify', array($this, 'ao_ccss_defer_jquery'), 11, 1);
             }
 
             // conditionally add filter to unload the CCSS.
-            if ( $ao_ccss_unloadccss ) {
-                add_filter( 'autoptimize_html_after_minify', array( $this, 'ao_ccss_unloadccss' ), 12, 1 );
+            if ($ao_ccss_unloadccss) {
+                add_filter('autoptimize_html_after_minify', array($this, 'ao_ccss_unloadccss'), 12, 1);
             }
 
             // Order paths by length, as longest ones have greater priority in the rules.
-            if ( ! empty( $ao_ccss_rules['paths'] ) ) {
-                $keys = array_map( 'strlen', array_keys( $ao_ccss_rules['paths'] ) );
-                array_multisort( $keys, SORT_DESC, $ao_ccss_rules['paths'] );
+            if (!empty($ao_ccss_rules['paths'])) {
+                $keys = array_map('strlen', array_keys($ao_ccss_rules['paths']));
+                array_multisort($keys, SORT_DESC, $ao_ccss_rules['paths']);
             }
 
             // Add an array with default WordPress's conditional tags
@@ -58,14 +58,14 @@ 
             $ao_ccss_types = $this->get_ao_ccss_core_types();
 
             // Extend conditional tags on plugin initalization.
-            add_action( apply_filters( 'autoptimize_filter_ccss_extend_types_hook', 'init' ), array( $this, 'ao_ccss_extend_types' ) );
+            add_action(apply_filters('autoptimize_filter_ccss_extend_types_hook', 'init'), array($this, 'ao_ccss_extend_types'));
 
             // When autoptimize cache is cleared, also clear transient cache for page templates.
-            add_action( 'autoptimize_action_cachepurged', array( 'autoptimizeCriticalCSSCore', 'ao_ccss_clear_page_tpl_cache' ), 10, 0 );
+            add_action('autoptimize_action_cachepurged', array('autoptimizeCriticalCSSCore', 'ao_ccss_clear_page_tpl_cache'), 10, 0);
         }
     }
 
-    public function ao_ccss_frontend( $inlined ) {
+    public function ao_ccss_frontend($inlined) {
         // Apply CriticalCSS to frontend pages
         // Attach types and settings arrays.
         global $ao_ccss_types;
@@ -77,20 +77,20 @@ 
         $no_ccss = '';
 
         // Only if keystatus is OK and option to add CCSS for logged on users is on or user is not logged in.
-        if ( ( $ao_ccss_keyst && 2 == $ao_ccss_keyst ) && ( $ao_ccss_loggedin || ! is_user_logged_in() ) ) {
+        if (($ao_ccss_keyst && 2 == $ao_ccss_keyst) && ($ao_ccss_loggedin || !is_user_logged_in())) {
             // Check for a valid CriticalCSS based on path to return its contents.
-            $req_path = strtok( $_SERVER['REQUEST_URI'], '?' );
-            if ( ! empty( $ao_ccss_rules['paths'] ) ) {
-                foreach ( $ao_ccss_rules['paths'] as $path => $rule ) {
+            $req_path = strtok($_SERVER['REQUEST_URI'], '?');
+            if (!empty($ao_ccss_rules['paths'])) {
+                foreach ($ao_ccss_rules['paths'] as $path => $rule) {
                     // explicit match OR partial match if MANUAL rule.
-                    if ( $req_path == $path || urldecode( $req_path ) == $path || ( false == $rule['hash'] && false != $rule['file'] && strpos( $req_path, str_replace( site_url(), '', $path ) ) !== false ) ) {
-                        if ( file_exists( AO_CCSS_DIR . $rule['file'] ) ) {
-                            $_ccss_contents = file_get_contents( AO_CCSS_DIR . $rule['file'] );
-                            if ( 'none' != $_ccss_contents ) {
-                                if ( $ao_ccss_debug ) {
-                                    $_ccss_contents = '/* PATH: ' . $path . ' hash: ' . $rule['hash'] . ' file: ' . $rule['file'] . ' */ ' . $_ccss_contents;
+                    if ($req_path == $path || urldecode($req_path) == $path || (false == $rule['hash'] && false != $rule['file'] && strpos($req_path, str_replace(site_url(), '', $path)) !== false)) {
+                        if (file_exists(AO_CCSS_DIR.$rule['file'])) {
+                            $_ccss_contents = file_get_contents(AO_CCSS_DIR.$rule['file']);
+                            if ('none' != $_ccss_contents) {
+                                if ($ao_ccss_debug) {
+                                    $_ccss_contents = '/* PATH: '.$path.' hash: '.$rule['hash'].' file: '.$rule['file'].' */ '.$_ccss_contents;
                                 }
-                                return apply_filters( 'autoptimize_filter_ccss_core_ccss', $_ccss_contents . $ao_ccss_additional );
+                                return apply_filters('autoptimize_filter_ccss_core_ccss', $_ccss_contents.$ao_ccss_additional);
                             } else {
                                 $no_ccss = 'none';
                             }
@@ -100,55 +100,55 @@ 
             }
 
             // Check for a valid CriticalCSS based on conditional tags to return its contents.
-            if ( ! empty( $ao_ccss_rules['types'] ) && 'none' !== $no_ccss ) {
+            if (!empty($ao_ccss_rules['types']) && 'none' !== $no_ccss) {
                 // order types-rules by the order of the original $ao_ccss_types array so as not to depend on the order in which rules were added.
-                $ao_ccss_rules['types'] = array_replace( array_intersect_key( array_flip( $ao_ccss_types ), $ao_ccss_rules['types'] ), $ao_ccss_rules['types'] );
+                $ao_ccss_rules['types'] = array_replace(array_intersect_key(array_flip($ao_ccss_types), $ao_ccss_rules['types']), $ao_ccss_rules['types']);
                 $is_front_page          = is_front_page();
 
-                foreach ( $ao_ccss_rules['types'] as $type => $rule ) {
-                    if ( in_array( $type, $ao_ccss_types ) && file_exists( AO_CCSS_DIR . $rule['file'] ) ) {
-                        $_ccss_contents = file_get_contents( AO_CCSS_DIR . $rule['file'] );
-                        if ( $is_front_page && 'is_front_page' == $type ) {
-                            if ( 'none' != $_ccss_contents ) {
-                                if ( $ao_ccss_debug ) {
-                                    $_ccss_contents = '/* TYPES: ' . $type . ' hash: ' . $rule['hash'] . ' file: ' . $rule['file'] . ' */ ' . $_ccss_contents;
+                foreach ($ao_ccss_rules['types'] as $type => $rule) {
+                    if (in_array($type, $ao_ccss_types) && file_exists(AO_CCSS_DIR.$rule['file'])) {
+                        $_ccss_contents = file_get_contents(AO_CCSS_DIR.$rule['file']);
+                        if ($is_front_page && 'is_front_page' == $type) {
+                            if ('none' != $_ccss_contents) {
+                                if ($ao_ccss_debug) {
+                                    $_ccss_contents = '/* TYPES: '.$type.' hash: '.$rule['hash'].' file: '.$rule['file'].' */ '.$_ccss_contents;
                                 }
-                                return apply_filters( 'autoptimize_filter_ccss_core_ccss', $_ccss_contents . $ao_ccss_additional );
+                                return apply_filters('autoptimize_filter_ccss_core_ccss', $_ccss_contents.$ao_ccss_additional);
                             } else {
                                 $no_ccss = 'none';
                             }
-                        } elseif ( strpos( $type, 'custom_post_' ) === 0 && ! $is_front_page ) {
-                            if ( get_post_type( get_the_ID() ) === substr( $type, 12 ) ) {
-                                if ( 'none' != $_ccss_contents ) {
-                                    if ( $ao_ccss_debug ) {
-                                        $_ccss_contents = '/* TYPES: ' . $type . ' hash: ' . $rule['hash'] . ' file: ' . $rule['file'] . ' */ ' . $_ccss_contents;
+                        } elseif (strpos($type, 'custom_post_') === 0 && !$is_front_page) {
+                            if (get_post_type(get_the_ID()) === substr($type, 12)) {
+                                if ('none' != $_ccss_contents) {
+                                    if ($ao_ccss_debug) {
+                                        $_ccss_contents = '/* TYPES: '.$type.' hash: '.$rule['hash'].' file: '.$rule['file'].' */ '.$_ccss_contents;
                                     }
-                                    return apply_filters( 'autoptimize_filter_ccss_core_ccss', $_ccss_contents . $ao_ccss_additional );
+                                    return apply_filters('autoptimize_filter_ccss_core_ccss', $_ccss_contents.$ao_ccss_additional);
                                 } else {
                                     $no_ccss = 'none';
                                 }
                             }
-                        } elseif ( 0 === strpos( $type, 'template_' ) && ! $is_front_page ) {
-                            if ( is_page_template( substr( $type, 9 ) ) ) {
-                                if ( 'none' != $_ccss_contents ) {
-                                    if ( $ao_ccss_debug ) {
-                                        $_ccss_contents = '/* TYPES: ' . $type . ' hash: ' . $rule['hash'] . ' file: ' . $rule['file'] . ' */ ' . $_ccss_contents;
+                        } elseif (0 === strpos($type, 'template_') && !$is_front_page) {
+                            if (is_page_template(substr($type, 9))) {
+                                if ('none' != $_ccss_contents) {
+                                    if ($ao_ccss_debug) {
+                                        $_ccss_contents = '/* TYPES: '.$type.' hash: '.$rule['hash'].' file: '.$rule['file'].' */ '.$_ccss_contents;
                                     }
-                                    return apply_filters( 'autoptimize_filter_ccss_core_ccss', $_ccss_contents . $ao_ccss_additional );
+                                    return apply_filters('autoptimize_filter_ccss_core_ccss', $_ccss_contents.$ao_ccss_additional);
                                 } else {
                                     $no_ccss = 'none';
                                 }
                             }
-                        } elseif ( ! $is_front_page ) {
+                        } elseif (!$is_front_page) {
                             // all "normal" conditional tags, core + woo + buddypress + edd + bbpress
                             // but we have to remove the prefix for the non-core ones for them to function.
-                            $type = str_replace( array( 'woo_', 'bp_', 'bbp_', 'edd_' ), '', $type );
-                            if ( function_exists( $type ) && call_user_func( $type ) ) {
-                                if ( 'none' != $_ccss_contents ) {
-                                    if ( $ao_ccss_debug ) {
-                                        $_ccss_contents = '/* TYPES: ' . $type . ' hash: ' . $rule['hash'] . ' file: ' . $rule['file'] . ' */ ' . $_ccss_contents;
+                            $type = str_replace(array('woo_', 'bp_', 'bbp_', 'edd_'), '', $type);
+                            if (function_exists($type) && call_user_func($type)) {
+                                if ('none' != $_ccss_contents) {
+                                    if ($ao_ccss_debug) {
+                                        $_ccss_contents = '/* TYPES: '.$type.' hash: '.$rule['hash'].' file: '.$rule['file'].' */ '.$_ccss_contents;
                                     }
-                                    return apply_filters( 'autoptimize_filter_ccss_core_ccss', $_ccss_contents . $ao_ccss_additional );
+                                    return apply_filters('autoptimize_filter_ccss_core_ccss', $_ccss_contents.$ao_ccss_additional);
                                 } else {
                                     $no_ccss = 'none';
                                 }
@@ -161,45 +161,45 @@ 
 
         // Finally, inline the default CriticalCSS if any or else the entire CSS for the page
         // This also applies to logged in users if the option to add CCSS for logged in users has been disabled.
-        if ( ! empty( $inlined ) && 'none' !== $no_ccss ) {
-            return apply_filters( 'autoptimize_filter_ccss_core_ccss', $inlined . $ao_ccss_additional );
+        if (!empty($inlined) && 'none' !== $no_ccss) {
+            return apply_filters('autoptimize_filter_ccss_core_ccss', $inlined.$ao_ccss_additional);
         } else {
-            add_filter( 'autoptimize_filter_css_inline', '__return_true' );
+            add_filter('autoptimize_filter_css_inline', '__return_true');
             return;
         }
     }
 
-    public function ao_ccss_defer_jquery( $in ) {
+    public function ao_ccss_defer_jquery($in) {
         global $ao_ccss_loggedin;
         // defer all linked and inline JS.
-        if ( ( ! is_user_logged_in() || $ao_ccss_loggedin ) && preg_match_all( '#<script.*>(.*)</script>#Usmi', $in, $matches, PREG_SET_ORDER ) ) {
-            foreach ( $matches as $match ) {
-                if ( str_replace( apply_filters( 'autoptimize_filter_ccss_core_defer_exclude', array( 'data-noptimize="1"', 'data-cfasync="false"', 'data-pagespeed-no-defer' ) ), '', $match[0] ) !== $match[0] ) {
+        if ((!is_user_logged_in() || $ao_ccss_loggedin) && preg_match_all('#<script.*>(.*)</script>#Usmi', $in, $matches, PREG_SET_ORDER)) {
+            foreach ($matches as $match) {
+                if (str_replace(apply_filters('autoptimize_filter_ccss_core_defer_exclude', array('data-noptimize="1"', 'data-cfasync="false"', 'data-pagespeed-no-defer')), '', $match[0]) !== $match[0]) {
                     // do not touch JS with noptimize/ cfasync/ pagespeed-no-defer flags.
                     continue;
-                } elseif ( '' !== $match[1] && ( ! preg_match( '/<script.* type\s?=.*>/', $match[0] ) || preg_match( '/type\s*=\s*[\'"]?(?:text|application)\/(?:javascript|ecmascript)[\'"]?/i', $match[0] ) ) ) {
+                } elseif ('' !== $match[1] && (!preg_match('/<script.* type\s?=.*>/', $match[0]) || preg_match('/type\s*=\s*[\'"]?(?:text|application)\/(?:javascript|ecmascript)[\'"]?/i', $match[0]))) {
                     // base64-encode and defer all inline JS.
-                    $base64_js = '<script defer src="data:text/javascript;base64,' . base64_encode( $match[1] ) . '"></script>';
-                    $in        = str_replace( $match[0], $base64_js, $in );
-                } elseif ( str_replace( array( ' defer', ' async' ), '', $match[0] ) === $match[0] ) {
+                    $base64_js = '<script defer src="data:text/javascript;base64,'.base64_encode($match[1]).'"></script>';
+                    $in        = str_replace($match[0], $base64_js, $in);
+                } elseif (str_replace(array(' defer', ' async'), '', $match[0]) === $match[0]) {
                     // and defer linked JS unless already deferred or asynced.
-                    $new_match = str_replace( '<script ', '<script defer ', $match[0] );
-                    $in        = str_replace( $match[0], $new_match, $in );
+                    $new_match = str_replace('<script ', '<script defer ', $match[0]);
+                    $in        = str_replace($match[0], $new_match, $in);
                 }
             }
         }
         return $in;
     }
 
-    public function ao_ccss_unloadccss( $html_in ) {
+    public function ao_ccss_unloadccss($html_in) {
         // set media attrib of inline CCSS to none at onLoad to avoid it impacting full CSS (rarely needed).
-        $_unloadccss_js = apply_filters( 'autoptimize_filter_ccss_core_unloadccss_js', '<script>window.addEventListener("load", function(event) {document.getElementById("aoatfcss").media="none";})</script>' );
+        $_unloadccss_js = apply_filters('autoptimize_filter_ccss_core_unloadccss_js', '<script>window.addEventListener("load", function(event) {document.getElementById("aoatfcss").media="none";})</script>');
 
-        if ( false !== strpos( $html_in, $_unloadccss_js . '</body>' ) ) {
+        if (false !== strpos($html_in, $_unloadccss_js.'</body>')) {
             return $html_in;
         }
 
-        return str_replace( '</body>', $_unloadccss_js . '</body>', $html_in );
+        return str_replace('</body>', $_unloadccss_js.'</body>', $html_in);
     }
 
     public function ao_ccss_extend_types() {
@@ -208,9 +208,9 @@ 
         global $ao_ccss_types;
 
         // in some cases $ao_ccss_types is empty and/or not an array, this should work around that problem.
-        if ( empty( $ao_ccss_types ) || ! is_array( $ao_ccss_types ) ) {
+        if (empty($ao_ccss_types) || !is_array($ao_ccss_types)) {
             $ao_ccss_types = get_ao_ccss_core_types();
-            autoptimizeCriticalCSSCore::ao_ccss_log( 'Empty types array in extend, refetching array with core conditionals.', 3 );
+            autoptimizeCriticalCSSCore::ao_ccss_log('Empty types array in extend, refetching array with core conditionals.', 3);
         }
 
         // Custom Post Types.
@@ -222,23 +222,23 @@ 
             'names',
             'and'
         );
-        foreach ( $cpts as $cpt ) {
-            array_unshift( $ao_ccss_types, 'custom_post_' . $cpt );
+        foreach ($cpts as $cpt) {
+            array_unshift($ao_ccss_types, 'custom_post_'.$cpt);
         }
 
         // Templates.
         // Transient cache to avoid frequent disk reads.
-        $templates = get_transient( 'autoptimize_ccss_page_templates' );
-        if ( ! $templates ) {
+        $templates = get_transient('autoptimize_ccss_page_templates');
+        if (!$templates) {
             $templates = wp_get_theme()->get_page_templates();
-            set_transient( 'autoptimize_ccss_page_templates', $templates, HOUR_IN_SECONDS );
+            set_transient('autoptimize_ccss_page_templates', $templates, HOUR_IN_SECONDS);
         }
-        foreach ( $templates as $tplfile => $tplname ) {
-            array_unshift( $ao_ccss_types, 'template_' . $tplfile );
+        foreach ($templates as $tplfile => $tplname) {
+            array_unshift($ao_ccss_types, 'template_'.$tplfile);
         }
 
         // bbPress tags.
-        if ( function_exists( 'is_bbpress' ) ) {
+        if (function_exists('is_bbpress')) {
             $ao_ccss_types = array_merge(
                 array(
                     'bbp_is_bbpress',
@@ -270,7 +270,7 @@ 
         }
 
         // BuddyPress tags.
-        if ( function_exists( 'is_buddypress' ) ) {
+        if (function_exists('is_buddypress')) {
             $ao_ccss_types = array_merge(
                 array(
                     'bp_is_activation_page',
@@ -312,7 +312,7 @@ 
         }
 
         // Easy Digital Downloads (EDD) tags.
-        if ( function_exists( 'edd_is_checkout' ) ) {
+        if (function_exists('edd_is_checkout')) {
             $ao_ccss_types = array_merge(
                 array(
                     'edd_is_checkout',
@@ -324,7 +324,7 @@ 
         }
 
         // WooCommerce tags.
-        if ( class_exists( 'WooCommerce' ) ) {
+        if (class_exists('WooCommerce')) {
             $ao_ccss_types = array_merge(
                 array(
                     'woo_is_account_page',
@@ -343,7 +343,7 @@ 
 
     public function get_ao_ccss_core_types() {
         global $ao_ccss_types;
-        if ( empty( $ao_ccss_types ) || ! is_array( $ao_ccss_types ) ) {
+        if (empty($ao_ccss_types) || !is_array($ao_ccss_types)) {
             return array(
                 'is_404',
                 'is_archive',
@@ -364,7 +364,7 @@ 
         }
     }
 
-    public static function ao_ccss_key_status( $render ) {
+    public static function ao_ccss_key_status($render) {
         // Provide key status
         // Get key and key status.
         global $ao_ccss_key;
@@ -377,55 +377,55 @@ 
         $key_return = array();
         $status     = false;
 
-        if ( $key && 2 == $key_status ) {
+        if ($key && 2 == $key_status) {
             // Key exists and its status is valid.
             // Set valid key status.
             $status     = 'valid';
-            $status_msg = __( 'Valid' );
+            $status_msg = __('Valid');
             $color      = '#46b450'; // Green.
             $message    = null;
-        } elseif ( $key && 1 == $key_status ) {
+        } elseif ($key && 1 == $key_status) {
             // Key exists but its validation has failed.
             // Set invalid key status.
             $status     = 'invalid';
-            $status_msg = __( 'Invalid' );
+            $status_msg = __('Invalid');
             $color      = '#dc3232'; // Red.
-            $message    = __( 'Your API key is invalid. Please enter a valid <a href="https://criticalcss.com/?aff=1" target="_blank">criticalcss.com</a> key.', 'autoptimize' );
-        } elseif ( $key && ! $key_status ) {
+            $message    = __('Your API key is invalid. Please enter a valid <a href="https://criticalcss.com/?aff=1" target="_blank">criticalcss.com</a> key.', 'autoptimize');
+        } elseif ($key && !$key_status) {
             // Key exists but it has no valid status yet
             // Perform key validation.
-            $key_check = $self->ao_ccss_key_validation( $key );
+            $key_check = $self->ao_ccss_key_validation($key);
 
             // Key is valid, set valid status.
-            if ( $key_check ) {
+            if ($key_check) {
                 $status     = 'valid';
-                $status_msg = __( 'Valid' );
+                $status_msg = __('Valid');
                 $color      = '#46b450'; // Green.
                 $message    = null;
             } else {
                 // Key is invalid, set invalid status.
                 $status     = 'invalid';
-                $status_msg = __( 'Invalid' );
+                $status_msg = __('Invalid');
                 $color      = '#dc3232'; // Red.
-                if ( get_option( 'autoptimize_ccss_keyst' ) == 1 ) {
-                    $message = __( 'Your API key is invalid. Please enter a valid <a href="https://criticalcss.com/?aff=1" target="_blank">criticalcss.com</a> key.', 'autoptimize' );
+                if (get_option('autoptimize_ccss_keyst') == 1) {
+                    $message = __('Your API key is invalid. Please enter a valid <a href="https://criticalcss.com/?aff=1" target="_blank">criticalcss.com</a> key.', 'autoptimize');
                 } else {
-                    $message = __( 'Something went wrong when checking your API key, make sure you server can communicate with https://criticalcss.com and/ or try again later.', 'autoptimize' );
+                    $message = __('Something went wrong when checking your API key, make sure you server can communicate with https://criticalcss.com and/ or try again later.', 'autoptimize');
                 }
             }
         } else {
             // No key nor status
             // Set no key status.
             $status     = 'nokey';
-            $status_msg = __( 'None' );
+            $status_msg = __('None');
             $color      = '#ffb900'; // Yellow.
-            $message    = __( 'Please enter a valid <a href="https://criticalcss.com/?aff=1" target="_blank">criticalcss.com</a> API key to start.', 'autoptimize' );
+            $message    = __('Please enter a valid <a href="https://criticalcss.com/?aff=1" target="_blank">criticalcss.com</a> API key to start.', 'autoptimize');
         }
 
         // Fill returned values.
         $key_return['status'] = $status;
         // Provide rendering information if required.
-        if ( $render ) {
+        if ($render) {
             $key_return['stmsg'] = $status_msg;
             $key_return['color'] = $color;
             $key_return['msg']   = $message;
@@ -435,7 +435,7 @@ 
         return $key_return;
     }
 
-    public function ao_ccss_key_validation( $key ) {
+    public function ao_ccss_key_validation($key) {
         global $ao_ccss_noptimize;
 
         // POST a dummy job to criticalcss.com to check for key validation
@@ -443,26 +443,26 @@ 
         $src_url = get_home_url();
 
         // Avoid AO optimizations if required by config or avoid lazyload if lazyload is active in AO.
-        if ( ! empty( $ao_ccss_noptimize ) ) {
+        if (!empty($ao_ccss_noptimize)) {
             $src_url .= '?ao_noptirocket=1';
-        } elseif ( class_exists( 'autoptimizeImages', false ) && autoptimizeImages::should_lazyload_wrapper() ) {
+        } elseif (class_exists('autoptimizeImages', false) && autoptimizeImages::should_lazyload_wrapper()) {
             $src_url .= '?ao_nolazy=1';
         }
 
-        $src_url = apply_filters( 'autoptimize_filter_ccss_cron_srcurl', $src_url );
+        $src_url = apply_filters('autoptimize_filter_ccss_cron_srcurl', $src_url);
 
         // Prepare the request.
-        $url  = esc_url_raw( AO_CCSS_API . 'generate' );
+        $url  = esc_url_raw(AO_CCSS_API.'generate');
         $args = array(
             'headers' => array(
-                'User-Agent'    => 'Autoptimize v' . AO_CCSS_VER,
+                'User-Agent'    => 'Autoptimize v'.AO_CCSS_VER,
                 'Content-type'  => 'application/json; charset=utf-8',
-                'Authorization' => 'JWT ' . $key,
+                'Authorization' => 'JWT '.$key,
                 'Connection'    => 'close',
             ),
             // Body must be JSON.
             'body'    => json_encode(
-                apply_filters( 'autoptimize_ccss_cron_api_generate_body',
+                apply_filters('autoptimize_ccss_cron_api_generate_body',
                     array(
                         'url'    => $src_url,
                         'aff'    => 1,
@@ -473,23 +473,23 @@ 
         );
 
         // Dispatch the request and store its response code.
-        $req  = wp_safe_remote_post( $url, $args );
-        $code = wp_remote_retrieve_response_code( $req );
-        $body = json_decode( wp_remote_retrieve_body( $req ), true );
+        $req  = wp_safe_remote_post($url, $args);
+        $code = wp_remote_retrieve_response_code($req);
+        $body = json_decode(wp_remote_retrieve_body($req), true);
 
-        if ( 200 == $code ) {
+        if (200 == $code) {
             // Response is OK.
             // Set key status as valid and log key check.
-            update_option( 'autoptimize_ccss_keyst', 2 );
-            autoptimizeCriticalCSSCore::ao_ccss_log( 'criticalcss.com: API key is valid, updating key status', 3 );
+            update_option('autoptimize_ccss_keyst', 2);
+            autoptimizeCriticalCSSCore::ao_ccss_log('criticalcss.com: API key is valid, updating key status', 3);
 
             // extract job-id from $body and put it in the queue as a P job
             // but only if no jobs and no rules!
             global $ao_ccss_queue;
             global $ao_ccss_rules;
 
-            if ( 0 == count( $ao_ccss_queue ) && 0 == count( $ao_ccss_rules['types'] ) && 0 == count( $ao_ccss_rules['paths'] ) ) {
-                if ( 'JOB_QUEUED' == $body['job']['status'] || 'JOB_ONGOING' == $body['job']['status'] ) {
+            if (0 == count($ao_ccss_queue) && 0 == count($ao_ccss_rules['types']) && 0 == count($ao_ccss_rules['paths'])) {
+                if ('JOB_QUEUED' == $body['job']['status'] || 'JOB_ONGOING' == $body['job']['status']) {
                     $jprops['ljid']     = 'firstrun';
                     $jprops['rtarget']  = 'types|is_front_page';
                     $jprops['ptype']    = 'is_front_page';
@@ -500,30 +500,30 @@ 
                     $jprops['jqstat']   = $body['job']['status'];
                     $jprops['jrstat']   = null;
                     $jprops['jvstat']   = null;
-                    $jprops['jctime']   = microtime( true );
+                    $jprops['jctime']   = microtime(true);
                     $jprops['jftime']   = null;
                     $ao_ccss_queue['/'] = $jprops;
-                    $ao_ccss_queue_raw  = json_encode( $ao_ccss_queue );
-                    update_option( 'autoptimize_ccss_queue', $ao_ccss_queue_raw, false );
-                    autoptimizeCriticalCSSCore::ao_ccss_log( 'Created P job for is_front_page based on API key check response.', 3 );
+                    $ao_ccss_queue_raw  = json_encode($ao_ccss_queue);
+                    update_option('autoptimize_ccss_queue', $ao_ccss_queue_raw, false);
+                    autoptimizeCriticalCSSCore::ao_ccss_log('Created P job for is_front_page based on API key check response.', 3);
                 }
             }
             return true;
-        } elseif ( 401 == $code ) {
+        } elseif (401 == $code) {
             // Response is unauthorized
             // Set key status as invalid and log key check.
-            update_option( 'autoptimize_ccss_keyst', 1 );
-            autoptimizeCriticalCSSCore::ao_ccss_log( 'criticalcss.com: API key is invalid, updating key status', 3 );
+            update_option('autoptimize_ccss_keyst', 1);
+            autoptimizeCriticalCSSCore::ao_ccss_log('criticalcss.com: API key is invalid, updating key status', 3);
             return false;
         } else {
             // Response unkown
             // Log key check attempt.
-            autoptimizeCriticalCSSCore::ao_ccss_log( 'criticalcss.com: could not check API key status, this is a service error, body follows if any...', 2 );
-            if ( ! empty( $body ) ) {
-                autoptimizeCriticalCSSCore::ao_ccss_log( print_r( $body, true ), 2 );
+            autoptimizeCriticalCSSCore::ao_ccss_log('criticalcss.com: could not check API key status, this is a service error, body follows if any...', 2);
+            if (!empty($body)) {
+                autoptimizeCriticalCSSCore::ao_ccss_log(print_r($body, true), 2);
             }
-            if ( is_wp_error( $req ) ) {
-                autoptimizeCriticalCSSCore::ao_ccss_log( $req->get_error_message(), 2 );
+            if (is_wp_error($req)) {
+                autoptimizeCriticalCSSCore::ao_ccss_log($req->get_error_message(), 2);
             }
             return false;
         }
@@ -538,14 +538,14 @@ 
         $viewport = array();
 
         // Viewport Width.
-        if ( ! empty( $ao_ccss_viewport['w'] ) ) {
+        if (!empty($ao_ccss_viewport['w'])) {
             $viewport['w'] = $ao_ccss_viewport['w'];
         } else {
             $viewport['w'] = '';
         }
 
         // Viewport Height.
-        if ( ! empty( $ao_ccss_viewport['h'] ) ) {
+        if (!empty($ao_ccss_viewport['h'])) {
             $viewport['h'] = $ao_ccss_viewport['h'];
         } else {
             $viewport['h'] = '';
@@ -554,23 +554,23 @@ 
         return $viewport;
     }
 
-    public static function ao_ccss_check_contents( $ccss ) {
+    public static function ao_ccss_check_contents($ccss) {
         // Perform basic exploit avoidance and CSS validation.
-        if ( ! empty( $ccss ) ) {
+        if (!empty($ccss)) {
             // Try to avoid code injection.
-            $blocklist = array( '#!/', 'function(', '<script', '<?php' );
-            foreach ( $blocklist as $blocklisted ) {
-                if ( strpos( $ccss, $blocklisted ) !== false ) {
-                    autoptimizeCriticalCSSCore::ao_ccss_log( 'Critical CSS received contained blocklisted content.', 2 );
+            $blocklist = array('#!/', 'function(', '<script', '<?php');
+            foreach ($blocklist as $blocklisted) {
+                if (strpos($ccss, $blocklisted) !== false) {
+                    autoptimizeCriticalCSSCore::ao_ccss_log('Critical CSS received contained blocklisted content.', 2);
                     return false;
                 }
             }
 
             // Check for most basics CSS structures.
-            $needlist = array( '{', '}', ':' );
-            foreach ( $needlist as $needed ) {
-                if ( false === strpos( $ccss, $needed ) && 'none' !== $ccss ) {
-                    autoptimizeCriticalCSSCore::ao_ccss_log( 'Critical CSS received did not seem to contain real CSS.', 2 );
+            $needlist = array('{', '}', ':');
+            foreach ($needlist as $needed) {
+                if (false === strpos($ccss, $needed) && 'none' !== $ccss) {
+                    autoptimizeCriticalCSSCore::ao_ccss_log('Critical CSS received did not seem to contain real CSS.', 2);
                     return false;
                 }
             }
@@ -580,7 +580,7 @@ 
         return true;
     }
 
-    public static function ao_ccss_log( $msg, $lvl ) {
+    public static function ao_ccss_log($msg, $lvl) {
         // Commom logging facility
         // Attach debug option.
         global $ao_ccss_debug;
@@ -591,7 +591,7 @@ 
         // 3: DD (for debug)
         // Default: UU (for unkown).
         $level = false;
-        switch ( $lvl ) {
+        switch ($lvl) {
             case 1:
                 $level = 'II';
                 break;
@@ -600,7 +600,7 @@ 
                 break;
             case 3:
                 // Output debug messages only if debug mode is enabled.
-                if ( $ao_ccss_debug ) {
+                if ($ao_ccss_debug) {
                     $level = 'DD';
                 }
                 break;
@@ -609,19 +609,19 @@ 
         }
 
         // Prepare and write a log message if there's a valid level.
-        if ( $level ) {
+        if ($level) {
 
             // Prepare message.
-            $message = date( 'c' ) . ' - [' . $level . '] ' . htmlentities( $msg ) . '<br>';
+            $message = date('c').' - ['.$level.'] '.htmlentities($msg).'<br>';
 
             // Write message to log file.
-            error_log( $message, 3, AO_CCSS_LOG );
+            error_log($message, 3, AO_CCSS_LOG);
         }
     }
 
     public static function ao_ccss_clear_page_tpl_cache() {
         // Clears transient cache for page templates.
-        delete_transient( 'autoptimize_ccss_page_templates' );
+        delete_transient('autoptimize_ccss_page_templates');
     }
 
 }

config/autoptimize_404_handler.php

Spacing +10 added lines, -10 removed lines

@@ -20,24 +20,24 @@
  * to files that don't exist in AO's cache.
  */
 
-$original_request = strtok( $_SERVER['REQUEST_URI'], '?' );
+$original_request = strtok($_SERVER['REQUEST_URI'], '?');
 
-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);
 }
 
-$fallback_target  = preg_replace( '/(.*)_(?:[a-z0-9]{32})\.(js|css)$/', '${1}_fallback.${2}', $original_request );
+$fallback_target  = preg_replace('/(.*)_(?:[a-z0-9]{32})\.(js|css)$/', '${1}_fallback.${2}', $original_request);
 $ao_cache_dir     = '<!--ao-cache-dir-->';
-$js_or_css        = pathinfo( $original_request, PATHINFO_EXTENSION );
-$fallback_path    = $ao_cache_dir . $js_or_css . '/autoptimize_fallback.' . $js_or_css;
+$js_or_css        = pathinfo($original_request, PATHINFO_EXTENSION);
+$fallback_path    = $ao_cache_dir.$js_or_css.'/autoptimize_fallback.'.$js_or_css;
 
-if ( $original_request !== $fallback_target && file_exists( $fallback_path ) ) {
+if ($original_request !== $fallback_target && file_exists($fallback_path)) {
     // error_log( 'Autoptimize file ' . $original_request . ' not found, using fallback instead.' );
-    header( 'HTTP/1.1 301 Moved Permanently' );
-    header( 'Location: ' . $fallback_target );
+    header('HTTP/1.1 301 Moved Permanently');
+    header('Location: '.$fallback_target);
 } else {
     // error_log( 'Autoptimize file ' . $original_request . ' not found, sending 410 gone response.' );
-    header( 'HTTP/1.1 410 Gone' );
+    header('HTTP/1.1 410 Gone');
 }
 
 exit();

classes/autoptimizeScripts.php

Spacing +182 added lines, -182 removed lines

@@ -3,7 +3,7 @@ 
  * Class for JS optimization.
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
     exit;
 }
 
@@ -206,133 +206,133 @@ 
      *
      * @param array $options all options.
      */
-    public function read( $options )
+    public function read($options)
     {
-        $noptimize_js = apply_filters( 'autoptimize_filter_js_noptimize', false, $this->content );
-        if ( $noptimize_js ) {
+        $noptimize_js = apply_filters('autoptimize_filter_js_noptimize', false, $this->content);
+        if ($noptimize_js) {
             return false;
         }
 
         // only optimize known good JS?
-        $allowlist_js = apply_filters( 'autoptimize_filter_js_allowlist', '', $this->content );
-        $allowlist_js = apply_filters( 'autoptimize_filter_js_whitelist', $allowlist_js, $this->content ); // fixme: to be removed in next version.
-        if ( ! empty( $allowlist_js ) ) {
-            $this->allowlist = array_filter( array_map( 'trim', explode( ',', $allowlist_js ) ) );
+        $allowlist_js = apply_filters('autoptimize_filter_js_allowlist', '', $this->content);
+        $allowlist_js = apply_filters('autoptimize_filter_js_whitelist', $allowlist_js, $this->content); // fixme: to be removed in next version.
+        if (!empty($allowlist_js)) {
+            $this->allowlist = array_filter(array_map('trim', explode(',', $allowlist_js)));
         }
 
         // is there JS we should simply remove?
-        $removable_js = apply_filters( 'autoptimize_filter_js_removables', '', $this->content );
-        if ( ! empty( $removable_js ) ) {
-            $this->jsremovables = array_filter( array_map( 'trim', explode( ',', $removable_js ) ) );
+        $removable_js = apply_filters('autoptimize_filter_js_removables', '', $this->content);
+        if (!empty($removable_js)) {
+            $this->jsremovables = array_filter(array_map('trim', explode(',', $removable_js)));
         }
 
         // only header?
-        if ( apply_filters( 'autoptimize_filter_js_justhead', $options['justhead'] ) ) {
-            $content             = explode( '</head>', $this->content, 2 );
-            $this->content       = $content[0] . '</head>';
+        if (apply_filters('autoptimize_filter_js_justhead', $options['justhead'])) {
+            $content             = explode('</head>', $this->content, 2);
+            $this->content       = $content[0].'</head>';
             $this->restofcontent = $content[1];
         }
 
         // Determine whether we're doing JS-files aggregation or not.
-        if ( ! $options['aggregate'] ) {
+        if (!$options['aggregate']) {
             $this->aggregate = false;
         }
         // Returning true for "dontaggregate" turns off aggregation.
-        if ( $this->aggregate && apply_filters( 'autoptimize_filter_js_dontaggregate', false ) ) {
+        if ($this->aggregate && apply_filters('autoptimize_filter_js_dontaggregate', false)) {
             $this->aggregate = false;
         }
         
         // Defer when not aggregating.
-        if ( false === $this->aggregate && apply_filters( 'autoptimize_js_filter_defer_not_aggregate', $options['defer_not_aggregate'] ) ) {
+        if (false === $this->aggregate && apply_filters('autoptimize_js_filter_defer_not_aggregate', $options['defer_not_aggregate'])) {
             $this->defer_not_aggregate = true;
         }
 
         // include inline?
-        if ( apply_filters( 'autoptimize_js_include_inline', $options['include_inline'] ) ) {
+        if (apply_filters('autoptimize_js_include_inline', $options['include_inline'])) {
             $this->include_inline = true;
         }
 
         // filter to "late inject minified JS", default to true for now (it is faster).
-        $this->inject_min_late = apply_filters( 'autoptimize_filter_js_inject_min_late', true );
+        $this->inject_min_late = apply_filters('autoptimize_filter_js_inject_min_late', true);
 
         // filters to override hardcoded do(nt)move(last) array contents (array in, array out!).
-        $this->dontmove   = apply_filters( 'autoptimize_filter_js_dontmove', $this->dontmove );
-        $this->domovelast = apply_filters( 'autoptimize_filter_js_movelast', $this->domovelast );
-        $this->domove     = apply_filters( 'autoptimize_filter_js_domove', $this->domove );
+        $this->dontmove   = apply_filters('autoptimize_filter_js_dontmove', $this->dontmove);
+        $this->domovelast = apply_filters('autoptimize_filter_js_movelast', $this->domovelast);
+        $this->domove     = apply_filters('autoptimize_filter_js_domove', $this->domove);
 
         // Determine whether excluded files should be minified if not yet so.
-        if ( ! $options['minify_excluded'] && $options['aggregate'] ) {
+        if (!$options['minify_excluded'] && $options['aggregate']) {
             $this->minify_excluded = false;
         }
-        $this->minify_excluded = apply_filters( 'autoptimize_filter_js_minify_excluded', $this->minify_excluded, '' );
+        $this->minify_excluded = apply_filters('autoptimize_filter_js_minify_excluded', $this->minify_excluded, '');
 
         // get extra exclusions settings or filter.
         $exclude_js = $options['js_exclude'];
-        $exclude_js = apply_filters( 'autoptimize_filter_js_exclude', $exclude_js, $this->content );
-
-        if ( '' !== $exclude_js ) {
-            if ( is_array( $exclude_js ) ) {
-                $remove_keys = array_keys( $exclude_js, 'remove' );
-                if ( false !== $remove_keys ) {
-                    foreach ( $remove_keys as $remove_key ) {
-                        unset( $exclude_js[ $remove_key ] );
+        $exclude_js = apply_filters('autoptimize_filter_js_exclude', $exclude_js, $this->content);
+
+        if ('' !== $exclude_js) {
+            if (is_array($exclude_js)) {
+                $remove_keys = array_keys($exclude_js, 'remove');
+                if (false !== $remove_keys) {
+                    foreach ($remove_keys as $remove_key) {
+                        unset($exclude_js[$remove_key]);
                         $this->jsremovables[] = $remove_key;
                     }
                 }
-                $excl_js_arr = array_keys( $exclude_js );
+                $excl_js_arr = array_keys($exclude_js);
             } else {
-                $excl_js_arr = array_filter( array_map( 'trim', explode( ',', $exclude_js ) ) );
+                $excl_js_arr = array_filter(array_map('trim', explode(',', $exclude_js)));
             }
-            $this->dontmove = array_merge( $excl_js_arr, $this->dontmove );
+            $this->dontmove = array_merge($excl_js_arr, $this->dontmove);
         }
 
         // Should we add try-catch?
-        if ( $options['trycatch'] ) {
+        if ($options['trycatch']) {
             $this->trycatch = true;
         }
 
         // force js in head?
-        if ( $options['forcehead'] ) {
+        if ($options['forcehead']) {
             $this->forcehead = true;
         } else {
             $this->forcehead = false;
         }
 
-        $this->forcehead = apply_filters( 'autoptimize_filter_js_forcehead', $this->forcehead );
+        $this->forcehead = apply_filters('autoptimize_filter_js_forcehead', $this->forcehead);
 
         // get cdn url.
         $this->cdn_url = $options['cdn_url'];
 
         // noptimize me.
-        $this->content = $this->hide_noptimize( $this->content );
+        $this->content = $this->hide_noptimize($this->content);
 
         // Save IE hacks.
-        $this->content = $this->hide_iehacks( $this->content );
+        $this->content = $this->hide_iehacks($this->content);
 
         // comments.
-        $this->content = $this->hide_comments( $this->content );
+        $this->content = $this->hide_comments($this->content);
 
         // Get script files.
-        if ( preg_match_all( '#<script.*</script>#Usmi', $this->content, $matches ) ) {
-            foreach ( $matches[0] as $tag ) {
+        if (preg_match_all('#<script.*</script>#Usmi', $this->content, $matches)) {
+            foreach ($matches[0] as $tag) {
                 // only consider script aggregation for types allowlisted in should_aggregate-function.
-                $should_aggregate = $this->should_aggregate( $tag );
-                if ( ! $should_aggregate ) {
+                $should_aggregate = $this->should_aggregate($tag);
+                if (!$should_aggregate) {
                     $tag = '';
                     continue;
                 }
 
-                if ( preg_match( '#<script[^>]*src=("|\')([^>]*)("|\')#Usmi', $tag, $source ) ) {
+                if (preg_match('#<script[^>]*src=("|\')([^>]*)("|\')#Usmi', $tag, $source)) {
                     // non-inline script.
-                    if ( $this->isremovable( $tag, $this->jsremovables ) ) {
-                        $this->content = str_replace( $tag, '', $this->content );
+                    if ($this->isremovable($tag, $this->jsremovables)) {
+                        $this->content = str_replace($tag, '', $this->content);
                         continue;
                     }
 
                     $orig_tag = null;
-                    $url      = current( explode( '?', $source[2], 2 ) );
-                    $path     = $this->getpath( $url );
-                    if ( false !== $path && preg_match( '#\.js$#', $path ) && $this->ismergeable( $tag ) ) {
+                    $url      = current(explode('?', $source[2], 2));
+                    $path     = $this->getpath($url);
+                    if (false !== $path && preg_match('#\.js$#', $path) && $this->ismergeable($tag)) {
                         // ok to optimize, add to array.
                         $this->scripts[] = $path;
                     } else {
@@ -340,35 +340,35 @@ 
                         $new_tag  = $tag;
 
                         // non-mergeable script (excluded or dynamic or external).
-                        if ( is_array( $exclude_js ) ) {
+                        if (is_array($exclude_js)) {
                             // should we add flags?
-                            foreach ( $exclude_js as $excl_tag => $excl_flags ) {
-                                if ( false !== strpos( $orig_tag, $excl_tag ) && in_array( $excl_flags, array( 'async', 'defer' ) ) ) {
-                                    $new_tag = str_replace( '<script ', '<script ' . $excl_flags . ' ', $new_tag );
+                            foreach ($exclude_js as $excl_tag => $excl_flags) {
+                                if (false !== strpos($orig_tag, $excl_tag) && in_array($excl_flags, array('async', 'defer'))) {
+                                    $new_tag = str_replace('<script ', '<script '.$excl_flags.' ', $new_tag);
                                 }
                             }
                         }
                         
                         // not aggregating but deferring?
-                        if ( $this->defer_not_aggregate && false === $this->aggregate && str_replace( $this->dontmove, '', $path ) === $path && strpos( $new_tag, ' defer' ) === false ) {
-                            $new_tag = str_replace( '<script ', '<script defer ', $new_tag );
+                        if ($this->defer_not_aggregate && false === $this->aggregate && str_replace($this->dontmove, '', $path) === $path && strpos($new_tag, ' defer') === false) {
+                            $new_tag = str_replace('<script ', '<script defer ', $new_tag);
                             // and remove async as async+defer=async while we explicitly want defer.
-                            if ( strpos( $new_tag, ' async' ) !== false && apply_filters( 'autoptimize_filter_js_defer_remove_async', true ) ) {
-                                $new_tag = str_replace( array( ' async', ' async="async"', " async='async'" ), '', $new_tag );
+                            if (strpos($new_tag, ' async') !== false && apply_filters('autoptimize_filter_js_defer_remove_async', true)) {
+                                $new_tag = str_replace(array(' async', ' async="async"', " async='async'"), '', $new_tag);
                             }
                         }
 
                         // Should we minify the non-aggregated script?
                         // -> if aggregate is on and exclude minify is on
                         // -> if aggregate is off and the file is not in dontmove.
-                        if ( $path && $this->minify_excluded ) {
-                            $consider_minified_array = apply_filters( 'autoptimize_filter_js_consider_minified', false );
-                            if ( ( false === $this->aggregate && str_replace( $this->dontmove, '', $path ) === $path ) || ( true === $this->aggregate && ( false === $consider_minified_array || str_replace( $consider_minified_array, '', $path ) === $path ) ) ) {
-                                $minified_url = $this->minify_single( $path );
-                                if ( ! empty( $minified_url ) ) {
+                        if ($path && $this->minify_excluded) {
+                            $consider_minified_array = apply_filters('autoptimize_filter_js_consider_minified', false);
+                            if ((false === $this->aggregate && str_replace($this->dontmove, '', $path) === $path) || (true === $this->aggregate && (false === $consider_minified_array || str_replace($consider_minified_array, '', $path) === $path))) {
+                                $minified_url = $this->minify_single($path);
+                                if (!empty($minified_url)) {
                                     // Replace original URL with minified URL from cache.
-                                    $new_tag = str_replace( $url, $minified_url, $new_tag );
-                                } elseif ( apply_filters( 'autoptimize_filter_ccsjs_remove_empty_minified_url', false ) ) {
+                                    $new_tag = str_replace($url, $minified_url, $new_tag);
+                                } elseif (apply_filters('autoptimize_filter_ccsjs_remove_empty_minified_url', false)) {
                                     // Remove the original script tag, because cache content is empty but only if filter
                                     // is trued because $minified_url is also false if original JS is minified already.
                                     $new_tag = '';
@@ -376,17 +376,17 @@ 
                             }
                         }
 
-                        if ( $this->ismovable( $new_tag ) ) {
+                        if ($this->ismovable($new_tag)) {
                             // can be moved, flags and all.
-                            if ( $this->movetolast( $new_tag ) ) {
+                            if ($this->movetolast($new_tag)) {
                                 $this->move['last'][] = $new_tag;
                             } else {
                                 $this->move['first'][] = $new_tag;
                             }
                         } else {
                             // cannot be moved, so if flag was added re-inject altered tag immediately.
-                            if ( ( '' !== $new_tag && $orig_tag !== $new_tag ) || ( '' === $new_tag && apply_filters( 'autoptimize_filter_js_remove_empty_files', false ) ) ) {
-                                $this->content = str_replace( $orig_tag, $new_tag, $this->content );
+                            if (('' !== $new_tag && $orig_tag !== $new_tag) || ('' === $new_tag && apply_filters('autoptimize_filter_js_remove_empty_files', false))) {
+                                $this->content = str_replace($orig_tag, $new_tag, $this->content);
                                 $orig_tag      = '';
                             }
                             // and forget about the $tag (not to be touched any more).
@@ -395,23 +395,23 @@ 
                     }
                 } else {
                     // Inline script.
-                    if ( $this->isremovable( $tag, $this->jsremovables ) ) {
-                        $this->content = str_replace( $tag, '', $this->content );
+                    if ($this->isremovable($tag, $this->jsremovables)) {
+                        $this->content = str_replace($tag, '', $this->content);
                         continue;
                     }
 
                     // unhide comments, as javascript may be wrapped in comment-tags for old times' sake.
-                    $tag = $this->restore_comments( $tag );
-                    if ( $this->ismergeable( $tag ) && $this->include_inline ) {
-                        preg_match( '#<script.*>(.*)</script>#Usmi', $tag, $code );
-                        $code            = preg_replace( '#.*<!\[CDATA\[(?:\s*\*/)?(.*)(?://|/\*)\s*?\]\]>.*#sm', '$1', $code[1] );
-                        $code            = preg_replace( '/(?:^\\s*<!--\\s*|\\s*(?:\\/\\/)?\\s*-->\\s*$)/', '', $code );
-                        $this->scripts[] = 'INLINE;' . $code;
+                    $tag = $this->restore_comments($tag);
+                    if ($this->ismergeable($tag) && $this->include_inline) {
+                        preg_match('#<script.*>(.*)</script>#Usmi', $tag, $code);
+                        $code            = preg_replace('#.*<!\[CDATA\[(?:\s*\*/)?(.*)(?://|/\*)\s*?\]\]>.*#sm', '$1', $code[1]);
+                        $code            = preg_replace('/(?:^\\s*<!--\\s*|\\s*(?:\\/\\/)?\\s*-->\\s*$)/', '', $code);
+                        $this->scripts[] = 'INLINE;'.$code;
                     } else {
                         // Can we move this?
-                        $autoptimize_js_moveable = apply_filters( 'autoptimize_js_moveable', '', $tag );
-                        if ( $this->ismovable( $tag ) || '' !== $autoptimize_js_moveable ) {
-                            if ( $this->movetolast( $tag ) || 'last' === $autoptimize_js_moveable ) {
+                        $autoptimize_js_moveable = apply_filters('autoptimize_js_moveable', '', $tag);
+                        if ($this->ismovable($tag) || '' !== $autoptimize_js_moveable) {
+                            if ($this->movetolast($tag) || 'last' === $autoptimize_js_moveable) {
                                 $this->move['last'][] = $tag;
                             } else {
                                 $this->move['first'][] = $tag;
@@ -422,11 +422,11 @@ 
                         }
                     }
                     // Re-hide comments to be able to do the removal based on tag from $this->content.
-                    $tag = $this->hide_comments( $tag );
+                    $tag = $this->hide_comments($tag);
                 }
 
                 // Remove the original script tag.
-                $this->content = str_replace( $tag, '', $this->content );
+                $this->content = str_replace($tag, '', $this->content);
             }
 
             return true;
@@ -451,30 +451,30 @@ 
      * @param string $tag Script node & child(ren).
      * @return bool
      */
-    public function should_aggregate( $tag )
+    public function should_aggregate($tag)
     {
-        if ( empty( $tag ) ) {
+        if (empty($tag)) {
             return false;
         }
 
         // We're only interested in the type attribute of the <script> tag itself, not any possible
         // inline code that might just contain the 'type=' string...
         $tag_parts = array();
-        preg_match( '#<(script[^>]*)>#i', $tag, $tag_parts );
+        preg_match('#<(script[^>]*)>#i', $tag, $tag_parts);
         $tag_without_contents = null;
-        if ( ! empty( $tag_parts[1] ) ) {
+        if (!empty($tag_parts[1])) {
             $tag_without_contents = $tag_parts[1];
         }
 
-        $has_type = ( strpos( $tag_without_contents, 'type' ) !== false );
+        $has_type = (strpos($tag_without_contents, 'type') !== false);
 
         $type_valid = false;
-        if ( $has_type ) {
-            $type_valid = (bool) preg_match( '/type\s*=\s*[\'"]?(?:text|application)\/(?:javascript|ecmascript)[\'"]?/i', $tag_without_contents );
+        if ($has_type) {
+            $type_valid = (bool) preg_match('/type\s*=\s*[\'"]?(?:text|application)\/(?:javascript|ecmascript)[\'"]?/i', $tag_without_contents);
         }
 
         $should_aggregate = false;
-        if ( ! $has_type || $type_valid ) {
+        if (!$has_type || $type_valid) {
             $should_aggregate = true;
         }
 
@@ -486,75 +486,75 @@ 
      */
     public function minify()
     {
-        foreach ( $this->scripts as $script ) {
-            if ( empty( $script ) ) {
+        foreach ($this->scripts as $script) {
+            if (empty($script)) {
                 continue;
             }
 
             // TODO/FIXME: some duplicate code here, can be reduced/simplified.
-            if ( preg_match( '#^INLINE;#', $script ) ) {
+            if (preg_match('#^INLINE;#', $script)) {
                 // Inline script.
-                $script = preg_replace( '#^INLINE;#', '', $script );
-                $script = rtrim( $script, ";\n\t\r" ) . ';';
+                $script = preg_replace('#^INLINE;#', '', $script);
+                $script = rtrim($script, ";\n\t\r").';';
                 // Add try-catch?
-                if ( $this->trycatch ) {
-                    $script = 'try{' . $script . '}catch(e){}';
+                if ($this->trycatch) {
+                    $script = 'try{'.$script.'}catch(e){}';
                 }
-                $tmpscript = apply_filters( 'autoptimize_js_individual_script', $script, '' );
-                if ( has_filter( 'autoptimize_js_individual_script' ) && ! empty( $tmpscript ) ) {
+                $tmpscript = apply_filters('autoptimize_js_individual_script', $script, '');
+                if (has_filter('autoptimize_js_individual_script') && !empty($tmpscript)) {
                     $script                = $tmpscript;
                     $this->alreadyminified = true;
                 }
-                $this->jscode .= "\n" . $script;
+                $this->jscode .= "\n".$script;
             } else {
                 // External script.
-                if ( false !== $script && file_exists( $script ) && is_readable( $script ) ) {
-                    $scriptsrc = file_get_contents( $script );
-                    $scriptsrc = preg_replace( '/\x{EF}\x{BB}\x{BF}/', '', $scriptsrc );
-                    $scriptsrc = rtrim( $scriptsrc, ";\n\t\r" ) . ';';
+                if (false !== $script && file_exists($script) && is_readable($script)) {
+                    $scriptsrc = file_get_contents($script);
+                    $scriptsrc = preg_replace('/\x{EF}\x{BB}\x{BF}/', '', $scriptsrc);
+                    $scriptsrc = rtrim($scriptsrc, ";\n\t\r").';';
                     // Add try-catch?
-                    if ( $this->trycatch ) {
-                        $scriptsrc = 'try{' . $scriptsrc . '}catch(e){}';
+                    if ($this->trycatch) {
+                        $scriptsrc = 'try{'.$scriptsrc.'}catch(e){}';
                     }
-                    $tmpscriptsrc = apply_filters( 'autoptimize_js_individual_script', $scriptsrc, $script );
-                    if ( has_filter( 'autoptimize_js_individual_script' ) && ! empty( $tmpscriptsrc ) ) {
+                    $tmpscriptsrc = apply_filters('autoptimize_js_individual_script', $scriptsrc, $script);
+                    if (has_filter('autoptimize_js_individual_script') && !empty($tmpscriptsrc)) {
                         $scriptsrc             = $tmpscriptsrc;
                         $this->alreadyminified = true;
-                    } elseif ( $this->can_inject_late( $script ) ) {
-                        $scriptsrc = self::build_injectlater_marker( $script, md5( $scriptsrc ) );
+                    } elseif ($this->can_inject_late($script)) {
+                        $scriptsrc = self::build_injectlater_marker($script, md5($scriptsrc));
                     }
-                    $this->jscode .= "\n" . $scriptsrc;
+                    $this->jscode .= "\n".$scriptsrc;
                 }
             }
         }
 
         // Check for already-minified code.
-        $this->md5hash = md5( $this->jscode );
-        $ccheck        = new autoptimizeCache( $this->md5hash, 'js' );
-        if ( $ccheck->check() ) {
+        $this->md5hash = md5($this->jscode);
+        $ccheck        = new autoptimizeCache($this->md5hash, 'js');
+        if ($ccheck->check()) {
             $this->jscode = $ccheck->retrieve();
             return true;
         }
-        unset( $ccheck );
+        unset($ccheck);
 
         // $this->jscode has all the uncompressed code now.
-        if ( true !== $this->alreadyminified ) {
-            if ( apply_filters( 'autoptimize_js_do_minify', true ) ) {
-                $tmp_jscode = trim( JSMin::minify( $this->jscode ) );
-                if ( ! empty( $tmp_jscode ) ) {
+        if (true !== $this->alreadyminified) {
+            if (apply_filters('autoptimize_js_do_minify', true)) {
+                $tmp_jscode = trim(JSMin::minify($this->jscode));
+                if (!empty($tmp_jscode)) {
                     $this->jscode = $tmp_jscode;
-                    unset( $tmp_jscode );
+                    unset($tmp_jscode);
                 }
-                $this->jscode = $this->inject_minified( $this->jscode );
-                $this->jscode = apply_filters( 'autoptimize_js_after_minify', $this->jscode );
+                $this->jscode = $this->inject_minified($this->jscode);
+                $this->jscode = apply_filters('autoptimize_js_after_minify', $this->jscode);
                 return true;
             } else {
-                $this->jscode = $this->inject_minified( $this->jscode );
+                $this->jscode = $this->inject_minified($this->jscode);
                 return false;
             }
         }
 
-        $this->jscode = apply_filters( 'autoptimize_js_after_minify', $this->jscode );
+        $this->jscode = apply_filters('autoptimize_js_after_minify', $this->jscode);
         return true;
     }
 
@@ -563,13 +563,13 @@ 
      */
     public function cache()
     {
-        $cache = new autoptimizeCache( $this->md5hash, 'js' );
-        if ( ! $cache->check() ) {
+        $cache = new autoptimizeCache($this->md5hash, 'js');
+        if (!$cache->check()) {
             // Cache our code.
-            $cache->cache( $this->jscode, 'text/javascript' );
+            $cache->cache($this->jscode, 'text/javascript');
         }
-        $this->url = AUTOPTIMIZE_CACHE_URL . $cache->getname();
-        $this->url = $this->url_replace_cdn( $this->url );
+        $this->url = AUTOPTIMIZE_CACHE_URL.$cache->getname();
+        $this->url = $this->url_replace_cdn($this->url);
     }
 
     /**
@@ -578,47 +578,47 @@ 
     public function getcontent()
     {
         // Restore the full content.
-        if ( ! empty( $this->restofcontent ) ) {
+        if (!empty($this->restofcontent)) {
             $this->content      .= $this->restofcontent;
             $this->restofcontent = '';
         }
 
         // Add the scripts taking forcehead/ deferred (default) into account.
-        if ( $this->forcehead ) {
-            $replace_tag = array( '</head>', 'before' );
+        if ($this->forcehead) {
+            $replace_tag = array('</head>', 'before');
             $defer       = '';
         } else {
-            $replace_tag = array( '</body>', 'before' );
+            $replace_tag = array('</body>', 'before');
             $defer       = 'defer ';
         }
 
-        $defer   = apply_filters( 'autoptimize_filter_js_defer', $defer );
+        $defer   = apply_filters('autoptimize_filter_js_defer', $defer);
         $type_js = '';
-        if ( apply_filters( 'autoptimize_filter_cssjs_addtype', false ) ) {
+        if (apply_filters('autoptimize_filter_cssjs_addtype', false)) {
             $type_js = 'type="text/javascript" ';
         }
 
-        $bodyreplacementpayload = '<script ' . $type_js . $defer . 'src="' . $this->url . '"></script>';
-        $bodyreplacementpayload = apply_filters( 'autoptimize_filter_js_bodyreplacementpayload', $bodyreplacementpayload );
+        $bodyreplacementpayload = '<script '.$type_js.$defer.'src="'.$this->url.'"></script>';
+        $bodyreplacementpayload = apply_filters('autoptimize_filter_js_bodyreplacementpayload', $bodyreplacementpayload);
 
-        $bodyreplacement  = implode( '', $this->move['first'] );
+        $bodyreplacement  = implode('', $this->move['first']);
         $bodyreplacement .= $bodyreplacementpayload;
-        $bodyreplacement .= implode( '', $this->move['last'] );
+        $bodyreplacement .= implode('', $this->move['last']);
 
-        $replace_tag = apply_filters( 'autoptimize_filter_js_replacetag', $replace_tag );
+        $replace_tag = apply_filters('autoptimize_filter_js_replacetag', $replace_tag);
 
-        if ( strlen( $this->jscode ) > 0 ) {
-            $this->inject_in_html( $bodyreplacement, $replace_tag );
+        if (strlen($this->jscode) > 0) {
+            $this->inject_in_html($bodyreplacement, $replace_tag);
         }
 
         // Restore comments.
-        $this->content = $this->restore_comments( $this->content );
+        $this->content = $this->restore_comments($this->content);
 
         // Restore IE hacks.
-        $this->content = $this->restore_iehacks( $this->content );
+        $this->content = $this->restore_iehacks($this->content);
 
         // Restore noptimize.
-        $this->content = $this->restore_noptimize( $this->content );
+        $this->content = $this->restore_noptimize($this->content);
 
         // Return the modified HTML.
         return $this->content;
@@ -629,34 +629,34 @@ 
      *
      * @param string $tag JS tag.
      */
-    private function ismergeable( $tag )
+    private function ismergeable($tag)
     {
-        if ( empty( $tag ) || ! $this->aggregate ) {
+        if (empty($tag) || !$this->aggregate) {
             return false;
         }
 
-        if ( ! empty( $this->allowlist ) ) {
-            foreach ( $this->allowlist as $match ) {
-                if ( false !== strpos( $tag, $match ) ) {
+        if (!empty($this->allowlist)) {
+            foreach ($this->allowlist as $match) {
+                if (false !== strpos($tag, $match)) {
                     return true;
                 }
             }
             // No match with allowlist.
             return false;
         } else {
-            foreach ( $this->domove as $match ) {
-                if ( false !== strpos( $tag, $match ) ) {
+            foreach ($this->domove as $match) {
+                if (false !== strpos($tag, $match)) {
                     // Matched something.
                     return false;
                 }
             }
 
-            if ( $this->movetolast( $tag ) ) {
+            if ($this->movetolast($tag)) {
                 return false;
             }
 
-            foreach ( $this->dontmove as $match ) {
-                if ( false !== strpos( $tag, $match ) ) {
+            foreach ($this->dontmove as $match) {
+                if (false !== strpos($tag, $match)) {
                     // Matched something.
                     return false;
                 }
@@ -672,25 +672,25 @@ 
      *
      * @param string $tag tag to check for blocklist (exclusions).
      */
-    private function ismovable( $tag )
+    private function ismovable($tag)
     {
-        if ( empty( $tag ) || true !== $this->include_inline || apply_filters( 'autoptimize_filter_js_unmovable', true ) ) {
+        if (empty($tag) || true !== $this->include_inline || apply_filters('autoptimize_filter_js_unmovable', true)) {
             return false;
         }
 
-        foreach ( $this->domove as $match ) {
-            if ( false !== strpos( $tag, $match ) ) {
+        foreach ($this->domove as $match) {
+            if (false !== strpos($tag, $match)) {
                 // Matched something.
                 return true;
             }
         }
 
-        if ( $this->movetolast( $tag ) ) {
+        if ($this->movetolast($tag)) {
             return true;
         }
 
-        foreach ( $this->dontmove as $match ) {
-            if ( false !== strpos( $tag, $match ) ) {
+        foreach ($this->dontmove as $match) {
+            if (false !== strpos($tag, $match)) {
                 // Matched something.
                 return false;
             }
@@ -700,14 +700,14 @@ 
         return true;
     }
 
-    private function movetolast( $tag )
+    private function movetolast($tag)
     {
-        if ( empty( $tag ) ) {
+        if (empty($tag)) {
             return false;
         }
 
-        foreach ( $this->domovelast as $match ) {
-            if ( false !== strpos( $tag, $match ) ) {
+        foreach ($this->domovelast as $match) {
+            if (false !== strpos($tag, $match)) {
                 // Matched, return true.
                 return true;
             }
@@ -727,12 +727,12 @@ 
      * @param string $js_path Path to JS file.
      * @return bool
      */
-    private function can_inject_late( $js_path ) {
-        $consider_minified_array = apply_filters( 'autoptimize_filter_js_consider_minified', false );
-        if ( true !== $this->inject_min_late ) {
+    private function can_inject_late($js_path) {
+        $consider_minified_array = apply_filters('autoptimize_filter_js_consider_minified', false);
+        if (true !== $this->inject_min_late) {
             // late-inject turned off.
             return false;
-        } elseif ( ( false === strpos( $js_path, 'min.js' ) ) && ( false === strpos( $js_path, 'wp-includes/js/jquery/jquery.js' ) ) && ( str_replace( $consider_minified_array, '', $js_path ) === $js_path ) ) {
+        } elseif ((false === strpos($js_path, 'min.js')) && (false === strpos($js_path, 'wp-includes/js/jquery/jquery.js')) && (str_replace($consider_minified_array, '', $js_path) === $js_path)) {
             // file not minified based on filename & filter.
             return false;
         } else {
@@ -759,35 +759,35 @@ 
      *
      * @return bool|string Url pointing to the minified js file or false.
      */
-    public function minify_single( $filepath, $cache_miss = false )
+    public function minify_single($filepath, $cache_miss = false)
     {
-        $contents = $this->prepare_minify_single( $filepath );
+        $contents = $this->prepare_minify_single($filepath);
 
-        if ( empty( $contents ) ) {
+        if (empty($contents)) {
             return false;
         }
 
         // Check cache.
-        $hash  = 'single_' . md5( $contents );
-        $cache = new autoptimizeCache( $hash, 'js' );
+        $hash  = 'single_'.md5($contents);
+        $cache = new autoptimizeCache($hash, 'js');
 
         // If not in cache already, minify...
-        if ( ! $cache->check() || $cache_miss ) {
-            $contents = trim( JSMin::minify( $contents ) );
+        if (!$cache->check() || $cache_miss) {
+            $contents = trim(JSMin::minify($contents));
 
             // Check if minified cache content is empty.
-            if ( empty( $contents ) ) {
+            if (empty($contents)) {
                 return false;
             }
 
             // Filter contents of excluded minified CSS.
-            $contents = apply_filters( 'autoptimize_filter_js_single_after_minify', $contents );
+            $contents = apply_filters('autoptimize_filter_js_single_after_minify', $contents);
 
             // Store in cache.
-            $cache->cache( $contents, 'text/javascript' );
+            $cache->cache($contents, 'text/javascript');
         }
 
-        $url = $this->build_minify_single_url( $cache );
+        $url = $this->build_minify_single_url($cache);
 
         return $url;
     }

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;
     }