. */ \add_action( 'plugins_loaded', __NAMESPACE__ . '\\init', 5 ); /** * Loads and memoizes Emoji_Settings class. * * @since 2.0.0 * @action plugins_loaded * @priority 5 Use anything above 5, or any action later than plugins_loaded and * you can access the class and functions. * * @return CyberWire\Emoji_Settings\Emoji_Settings */ function init() { static $class = null; /** * @since 1.0.0 * @param bool $load Whether to load this plugin. */ if ( ! isset( $class ) && \apply_filters( 'cw_emoji_settings_load', true ) ) $class = new Emoji_Settings(); return $class; } /** * Emoji Settings class * * @since 2.0.0 * @access private * Use function `CyberWire\Emoji_Settings\get_class()` instead. */ class Emoji_Settings { /** * Constructor. Set up defaults and initialize actions. * * @since 1.0.0 */ public function __construct() { // File located in plugin folder emoji-settings/language/ \load_plugin_textdomain( 'emoji-settings', false, \dirname( \plugin_basename( __FILE__ ) ) . '/language' ); \add_action( 'init', [ $this, 'disable_emojis' ], 4 ); \add_filter( 'admin_init', [ $this, '_register_fields' ] ); } /** * Returns the filtered options. * * @since 2.0.0 * * @return array The emoji filters. */ protected function get_setting_overrides() { /** * @since 2.0.0 * @param array $settings : { * 'default' => @param string '1' or '0', the default admin setting (user can override this via option). * '1' means enable emoji support. '0' means disable emoji support. * 'force_support' => @param ?bool Set to true to force-enable emoji support (ignore user option), * or false to force-disable emoji support. * Any unsupported value is casted to bool. * } */ return (array) \apply_filters( 'cw_emoji_overrides', [ 'default' => '1', 'force_support' => null, ] ); } /** * Adds a new fields to wp-admin/options-writing.php page. * * @since 2.0.0 * @access private */ public function _register_fields() { \register_setting( 'writing', 'enable_emoji', [ $this, 'wp_32453_support' ] ); \add_settings_field( 'enable_emoji', \esc_html__( 'Emoji Conversion', 'emoji-settings' ), [ $this, 'fields_html' ], 'writing' ); } /** * Outputs HTML for settings. * * @since 2.0.0 */ public function fields_html() { vprintf( '

%1$s

%3$s

', [ \esc_html__( 'Emoji Conversion', 'emoji-settings' ), \checked( '1', \get_option( 'enable_emoji', $this->get_setting_overrides()['default'] ), false ), \esc_html__( 'Enable text to emoji conversion', 'emoji-settings' ), ] ); } /** * When smilies are enabled, but emojis are disabled, disable smilies. Only affects sites installed with WP<4.3. * This Prevents unreadable character output caused by 'use_smilies' option. * * @since 2.0.0 * * @param array $options The options POST. * @return array $options The options to save. */ public function wp_32453_support( $options ) { // phpcs:disable, WordPress.Security.NonceVerification -- checked by default settings page handler. if ( '1' === ( $_POST['use_smilies'] ?? null ) // Smilies are enabled. && '1' !== ( $_POST['enable_emoji'] ?? null ) // But emojis are disabled. && \get_site_option( 'initial_db_version' ) < 32453 // Test if initial is below WP 4.3.0 ) { \update_option( 'use_smilies', '0' ); } // phpcs:enable, WordPress.Security.NonceVerification return $options; } /** * Disable the emoji output based on option * * @since 2.0.0 */ public function disable_emojis() { $overrides = $this->get_setting_overrides(); $keep_emoji = \is_null( $overrides['force_support'] ) ? \get_option( 'enable_emoji', $overrides['default'] ) : $overrides['force_support']; if ( ! $keep_emoji ) { \add_action( 'admin_init', [ $this, 'disable_admin_emojis' ] ); /** * @credits https://wordpress.org/plugins/disable-emojis/ */ \remove_action( 'wp_head', 'print_emoji_detection_script', 7 ); // Front-end browser support detection script \remove_action( 'embed_head', 'print_emoji_detection_script' ); // Embed browser support detection script \remove_action( 'wp_print_styles', 'print_emoji_styles' ); // Emoji styles \remove_filter( 'the_content_feed', 'wp_staticize_emoji' ); // Remove from feed, this is bad behaviour! \remove_filter( 'comment_text_rss', 'wp_staticize_emoji' ); // Remove from feed, this is bad behaviour! \remove_filter( 'wp_mail', 'wp_staticize_emoji_for_email' ); // Remove from mail \add_filter( 'tiny_mce_plugins', [ $this, 'disable_emojis_tinymce' ] ); // Remove from tinymce // Remove DNS prefetch s.w.org (used for emojis, since WP 4.7) \add_filter( 'emoji_svg_url', '__return_false' ); if ( \get_site_option( 'initial_db_version' ) >= 32453 ) \remove_action( 'init', 'smilies_init', 5 ); // This removes the ascii to smiley convertion } } /** * Disable the emoji output on admin screens. * * @since 2.0.0 */ public function disable_admin_emojis() { \remove_action( 'admin_print_scripts', 'print_emoji_detection_script' ); // Admin browser support detection script \remove_action( 'admin_print_styles', 'print_emoji_styles' ); // Admin emoji styles } /** * Filters tinyMCE plugins in order to remove wpmemoji support. * * @since 2.0.0 * * @param array $plugins The tinyMCE plugins. * @return array the tinyMCE plugins without wpemoji. */ public function disable_emojis_tinymce( $plugins ) { return \is_array( $plugins ) ? array_diff( $plugins, [ 'wpemoji' ] ) : []; } }