disable-emojis mu-plugin

content/languages/plugins/disable-emojis-en_GB.po

+# Translation of Plugins - Disable Emojis (GDPR friendly) - Stable (latest release) in English (UK)
+# This file is distributed under the same license as the Plugins - Disable Emojis (GDPR friendly) - Stable (latest release) package.
+msgid ""
+msgstr ""
+"PO-Revision-Date: 2019-01-26 05:40:40+0000\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Plural-Forms: nplurals=2; plural=n != 1;\n"
+"X-Generator: GlotPress/2.4.0-alpha\n"
+"Language: en_GB\n"
+"Project-Id-Version: Plugins - Disable Emojis (GDPR friendly) - Stable (latest release)\n"
+
+#. #-#-#-#-#  disable-emojis-code.pot (Disable Emojis (GDPR friendly) 1.7.2) 
+#. #-#-#-#-#
+#. Plugin Name of the plugin/theme
+#. #-#-#-#-#  disable-emojis-code.pot (Disable Emojis (GDPR friendly) 1.7.2) 
+#. #-#-#-#-#
+#. Description of the plugin/theme
+msgid "Disable Emojis (GDPR friendly)"
+msgstr "Disable Emojis (GDPR friendly)"
+
+#. Author URI of the plugin/theme
+msgid "https://geek.hellyer.kiwi/"
+msgstr "https://geek.hellyer.kiwi/"
+
+#. Author of the plugin/theme
+msgid "Ryan Hellyer"
+msgstr "Ryan Hellyer"
+
+#. Plugin URI of the plugin/theme
+msgid "https://geek.hellyer.kiwi/plugins/disable-emojis/"
+msgstr "https://geek.hellyer.kiwi/plugins/disable-emojis/"
\ No newline at end of file

wp-content/mu-plugins/disable-emojis.php

+<?php
+/*
+Plugin Name: Disable Emojis (GDPR friendly)
+Plugin URI: https://geek.hellyer.kiwi/plugins/disable-emojis/
+Description: Disable Emojis (GDPR friendly)
+Version: 1.7.2
+Author: Ryan Hellyer
+Author URI: https://geek.hellyer.kiwi/
+License: GPL2
+
+------------------------------------------------------------------------
+Copyright Ryan Hellyer
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+*/
+
+
+/**
+ * Disable the emoji's
+ */
+function disable_emojis() {
+	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_action( 'admin_print_styles', 'print_emoji_styles' );	
+	remove_filter( 'the_content_feed', 'wp_staticize_emoji' );
+	remove_filter( 'comment_text_rss', 'wp_staticize_emoji' );	
+	remove_filter( 'wp_mail', 'wp_staticize_emoji_for_email' );
+	add_filter( 'tiny_mce_plugins', 'disable_emojis_tinymce' );
+	add_filter( 'wp_resource_hints', 'disable_emojis_remove_dns_prefetch', 10, 2 );
+}
+add_action( 'init', 'disable_emojis' );
+
+/**
+ * Filter function used to remove the tinymce emoji plugin.
+ * 
+ * @param    array  $plugins  
+ * @return   array             Difference betwen the two arrays
+ */
+function disable_emojis_tinymce( $plugins ) {
+	if ( is_array( $plugins ) ) {
+		return array_diff( $plugins, array( 'wpemoji' ) );
+	}
+
+	return array();
+}
+
+/**
+ * Remove emoji CDN hostname from DNS prefetching hints.
+ *
+ * @param  array  $urls          URLs to print for resource hints.
+ * @param  string $relation_type The relation type the URLs are printed for.
+ * @return array                 Difference betwen the two arrays.
+ */
+function disable_emojis_remove_dns_prefetch( $urls, $relation_type ) {
+
+	if ( 'dns-prefetch' == $relation_type ) {
+
+		// Strip out any URLs referencing the WordPress.org emoji location
+		$emoji_svg_url_bit = 'https://s.w.org/images/core/emoji/';
+		foreach ( $urls as $key => $url ) {
+			if ( strpos( $url, $emoji_svg_url_bit ) !== false ) {
+				unset( $urls[$key] );
+			}
+		}
+
+	}
+
+	return $urls;
+}