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<?php |
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/** |
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* WPSEO plugin file. |
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* |
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* @package WPSEO\Admin\Metabox |
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*/ |
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|
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/** |
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* Handles all things with the metabox in combination with the WordPress editor. |
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*/ |
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class WPSEO_Metabox_Editor { |
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|
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/** |
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* Registers hooks to WordPress. |
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* |
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* @codeCoverageIgnore |
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* |
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* @return void |
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*/ |
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public function register_hooks() { |
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// For the Classic editor. |
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add_filter( 'mce_css', [ $this, 'add_css_inside_editor' ] ); |
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// For the Block/Gutenberg editor. |
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// See https://github.com/danielbachhuber/gutenberg-migration-guide/blob/master/filter-mce-css.md. |
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add_action( 'enqueue_block_editor_assets', [ $this, 'add_editor_styles' ] ); |
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|
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add_filter( 'tiny_mce_before_init', [ $this, 'add_custom_element' ] ); |
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} |
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|
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/** |
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* Adds our inside the editor CSS file to the list of CSS files to be loaded inside the editor. |
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* |
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* @param string $css_files The CSS files that WordPress wants to load inside the editor. |
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* @return string The CSS files WordPress wants to load and our CSS file. |
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*/ |
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public function add_css_inside_editor( $css_files ) { |
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$asset_manager = new WPSEO_Admin_Asset_Manager(); |
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$styles = $asset_manager->special_styles(); |
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$inside_editor = $styles['inside-editor']; |
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|
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$asset_location = new WPSEO_Admin_Asset_SEO_Location( WPSEO_FILE ); |
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$url = $asset_location->get_url( $inside_editor, WPSEO_Admin_Asset::TYPE_CSS ); |
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|
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if ( $css_files === '' ) { |
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$css_files = $url; |
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} |
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else { |
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$css_files .= ',' . $url; |
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} |
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|
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return $css_files; |
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} |
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|
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/** |
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* Enqueues the CSS to use in the TinyMCE editor. |
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* |
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* @return void |
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*/ |
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public function add_editor_styles() { |
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$asset_manager = new WPSEO_Admin_Asset_Manager(); |
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$asset_manager->enqueue_style( 'inside-editor' ); |
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} |
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|
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/** |
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* Adds a custom element to the tinyMCE editor that we need for marking the content. |
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* |
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* @param array $tinymce_config The tinyMCE config as configured by WordPress. |
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* |
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* @return array The new tinyMCE config with our added custom elements. |
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*/ |
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public function add_custom_element( $tinymce_config ) { |
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if ( ! empty( $tinymce_config['custom_elements'] ) ) { |
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$custom_elements = $tinymce_config['custom_elements']; |
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|
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$custom_elements .= ',~yoastmark'; |
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} |
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else { |
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$custom_elements = '~yoastmark'; |
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} |
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|
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$tinymce_config['custom_elements'] = $custom_elements; |
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|
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return $tinymce_config; |
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} |
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} |
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