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<?php |
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// Exit if accessed directly. |
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if (!defined('ABSPATH')) { |
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exit; |
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} |
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|
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if(!class_exists('EbStyleHandler')){ |
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final class EbStyleHandler |
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{ |
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private static $instance; |
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|
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private $media_desktop = [ |
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'name' => 'desktop', |
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'screen_size' => '' |
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]; |
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private $media_tab = [ |
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'name' => 'tab', |
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'screen_size' => 1024 |
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]; |
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private $media_mobile = [ |
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'name' => 'mobile', |
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'screen_size' => 767 |
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]; |
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|
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|
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public static function init() |
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{ |
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if (null === self::$instance) { |
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self::$instance = new self; |
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} |
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return self::$instance; |
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} |
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|
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public function __construct() |
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{ |
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add_action('admin_enqueue_scripts', [$this, 'essential_blocks_edit_post']); |
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add_action('wp_ajax_eb_write_block_css', [$this, 'write_block_css']); |
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add_action('wp_enqueue_scripts', [$this, 'enqueue_frontend_css']); |
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} |
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|
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/** |
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* Enqueue a script in the WordPress admin on edit.php. |
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* @param int $hook Hook suffix for the current admin page. |
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*/ |
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public function essential_blocks_edit_post($hook) |
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{ |
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global $post; |
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$dir = dirname( __FILE__ ); |
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if ($hook == 'post-new.php' || $hook == 'post.php') { |
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$frontend_js = "style-handler.js"; |
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wp_enqueue_script( |
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'essential-blocks-edit-post', |
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plugins_url($frontend_js, __FILE__), |
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array("jquery", "wp-editor"), |
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filemtime( $dir . "/" . $frontend_js), |
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true |
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); |
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wp_localize_script('essential-blocks-edit-post','eb_style_handler',[ |
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'sth_nonce' => wp_create_nonce('eb_style_handler_nonce') |
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]); |
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} |
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} |
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|
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/** |
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* Ajax callback to write css in upload directory |
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* @retun void |
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* @since 1.0.2 |
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*/ |
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public function write_block_css() |
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{ |
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if(!isset($_POST['nonce']) || !wp_verify_nonce($_POST['nonce'],'eb_style_handler_nonce') || !current_user_can('manage_options')){ |
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echo 'Invalid request'; |
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wp_die(); |
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} |
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if (!empty($css = $this->build_css($_POST['data']))) { |
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$upload_dir = wp_upload_dir()['basedir'] . '/eb-style/'; |
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if (!file_exists($upload_dir)) { |
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mkdir($upload_dir); |
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} |
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file_put_contents($upload_dir . 'eb-style-' . abs($_POST['id']) . '.min.css', $css); |
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} |
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|
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wp_die(); |
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} |
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|
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/** |
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* Enqueue frontend css for post if have one |
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* @return void |
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* @since 1.0.2 |
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*/ |
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public function enqueue_frontend_css() |
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{ |
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global $post; |
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if(!empty($post) && !empty($post->ID)){ |
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$upload_dir = wp_upload_dir(); |
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if (file_exists($upload_dir['basedir'] . '/eb-style/eb-style-' . $post->ID . '.min.css')) { |
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wp_enqueue_style('eb-block-style-' . $post->ID, $upload_dir['baseurl'] . '/eb-style/eb-style-' . $post->ID . '.min.css', [], substr(md5(microtime(true)), 0, 10)); |
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} |
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} |
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} |
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|
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/** |
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* Enqueue frontend css for post if have one |
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* @param string |
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* @return string |
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* @since 1.0.2 |
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*/ |
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private function build_css($style_object) |
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{ |
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$block_styles = (array)json_decode(stripslashes($style_object)); |
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|
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$css = ''; |
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foreach ($block_styles as $block_style) { |
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if (!empty($block_css = (array) $block_style)) { |
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foreach ($block_css as $media => $style) { |
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switch ($media){ |
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case $this->media_desktop['name'] : |
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$css .= preg_replace('/\s+/', ' ', $style); |
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break; |
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case $this->media_tab['name']: |
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$css .= ' @media(max-width: 1024px){'; |
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$css .= preg_replace('/\s+/', ' ', $style); |
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$css .= '}'; |
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break; |
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case $this->media_mobile['name']: |
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$css .= ' @media(max-width: 767px){'; |
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$css .= preg_replace('/\s+/', ' ', $style); |
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$css .= '}'; |
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break; |
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} |
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} |
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} |
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} |
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return trim($css); |
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} |
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} |
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EbStyleHandler::init(); |
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} |
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|
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|
