simple-youtube-embed / main.php

main.php in Simple YouTube Embed trunk, at main.php

240 lines 9.4 KB

Raw Download Zip

1	<?php
2	/*
3	Plugin Name: Simple YouTube Embed
4	Version: 1.1.0.5
5	Plugin URI: https://noorsplugin.com/simple-youtube-embed-plugin/
6	Author: naa986
7	Author URI: https://noorsplugin.com/
8	Description: Embed YouTube videos in WordPress and customize the YouTube player
9	Text Domain: simple-youtube-embed
10	Domain Path: /languages
11	*/
12
13	if(!defined('ABSPATH')) {
14	exit;
15	}
16
17	if(!class_exists('SIMPLE_YOUTUBE_EMBED'))
18	{
19	class SIMPLE_YOUTUBE_EMBED
20	{
21	var $plugin_version = '1.1.0.5';
22	var $plugin_url;
23	var $plugin_path;
24	function __construct()
25	{
26	define('SIMPLE_YOUTUBE_EMBED_VERSION', $this->plugin_version);
27	define('SIMPLE_YOUTUBE_EMBED_SITE_URL',site_url());
28	define('SIMPLE_YOUTUBE_EMBED_URL', $this->plugin_url());
29	define('SIMPLE_YOUTUBE_EMBED_PATH', $this->plugin_path());
30	$this->plugin_includes();
31	//add_action( 'wp_enqueue_scripts', array( $this, 'plugin_scripts' ), 0 );
32	}
33	function plugin_includes()
34	{
35	if(is_admin( ) )
36	{
37	include_once('extensions/simple-youtube-embed-extensions.php');
38	}
39	add_action('plugins_loaded', array($this, 'plugins_loaded_handler'));
40	add_action('admin_menu', array( $this, 'add_options_menu' ));
41	//add_action('wp_head', 'simple_youtube_video_embed_js');
42	add_filter('embed_oembed_html', 'simple_youtube_video_embed', 10, 4);
43	}
44	function plugin_scripts()
45	{
46	if (!is_admin())
47	{
48	wp_enqueue_script('jquery');
49	wp_register_script('waitforimages', SIMPLE_YOUTUBE_EMBED_URL.'/jquery.waitforimages.min.js', array('jquery'), SIMPLE_YOUTUBE_EMBED_VERSION);
50	wp_enqueue_script('waitforimages');
51	wp_register_script('prettyembed', SIMPLE_YOUTUBE_EMBED_URL.'/jquery.prettyembed.min.js', array('jquery'), SIMPLE_YOUTUBE_EMBED_VERSION);
52	wp_enqueue_script('prettyembed');
53	wp_register_script('fitvids', SIMPLE_YOUTUBE_EMBED_URL.'/jquery.fitvids.js', array('jquery'), SIMPLE_YOUTUBE_EMBED_VERSION);
54	wp_enqueue_script('fitvids');
55	}
56	}
57	function plugin_url()
58	{
59	if($this->plugin_url) {
60	return $this->plugin_url;
61	}
62	return $this->plugin_url = plugins_url( basename( plugin_dir_path(__FILE__) ), basename( __FILE__ ) );
63	}
64	function plugin_path(){
65	if ( $this->plugin_path ) {
66	return $this->plugin_path;
67	}
68	return $this->plugin_path = untrailingslashit( plugin_dir_path( __FILE__ ) );
69	}
70	function add_plugin_action_links($links, $file)
71	{
72	if ( $file == plugin_basename( dirname( __FILE__ ) . '/main.php' ) )
73	{
74	$links[] = '<a href="options-general.php?page=simple-youtube-embed-settings">'.__('Settings', 'simple-youtube-embed').'</a>';
75	}
76	return $links;
77	}
78
79	function plugins_loaded_handler()
80	{
81	if(is_admin() && current_user_can('manage_options'))
82	{
83	add_filter('plugin_action_links', array($this, 'add_plugin_action_links'), 10, 2 );
84	}
85	load_plugin_textdomain('simple-youtube-embed', false, dirname( plugin_basename( __FILE__ ) ) . '/languages/');
86	}
87
88	function add_options_menu()
89	{
90	if(is_admin())
91	{
92	add_options_page(__('Simple YouTube Embed', 'simple-youtube-embed'), __('Simple YouTube Embed', 'simple-youtube-embed'), 'manage_options', 'simple-youtube-embed-settings', array($this, 'display_options_page'));
93	}
94	}
95
96	function display_options_page()
97	{
98	$plugin_tabs = array(
99	'simple-youtube-embed-settings' => __('Extensions', 'simple-youtube-embed'),
100	//'simple-youtube-embed-settings&action=extensions' => __('Extensions', 'simple-youtube-embed')
101	);
102	$url = "https://noorsplugin.com/simple-youtube-embed-plugin/";
103	$link_text = sprintf(wp_kses(__('Please visit the <a target="_blank" href="%s">Simple YouTube Embed</a> documentation page for usage instructions.', 'simple-youtube-embed'), array('a' => array('href' => array(), 'target' => array()))), esc_url($url));
104	echo '<div class="wrap">';
105	echo '<h2>Simple YouTube Embed - v'.$this->plugin_version.'</h2>';
106	echo '<div class="notice notice-info">'.$link_text.'</div>';
107	echo '<div id="poststuff"><div id="post-body">';
108
109	if (isset($_GET['page'])) {
110	$current = sanitize_text_field($_GET['page']);
111	if (isset($_GET['action'])) {
112	$current .= "&action=" . sanitize_text_field($_GET['action']);
113	}
114	}
115	$content = '';
116	$content .= '<h2 class="nav-tab-wrapper">';
117	foreach ($plugin_tabs as $location => $tabname) {
118	if ($current == $location) {
119	$class = ' nav-tab-active';
120	} else {
121	$class = '';
122	}
123	$content .= '<a class="nav-tab' . $class . '" href="?page=' . $location . '">' . $tabname . '</a>';
124	}
125	$content .= '</h2>';
126	echo $content;
127
128	if(isset($_GET['action']))
129	{
130	switch ($_GET['action'])
131	{
132	case 'extensions':
133	simple_youtube_embed_display_extensions();
134	break;
135	}
136	}
137	else
138	{
139	simple_youtube_embed_display_extensions();
140	}
141
142	echo '</div></div>';
143	echo '</div>';
144	}
145
146	}
147	$GLOBALS['simple_youtube_embed'] = new SIMPLE_YOUTUBE_EMBED();
148	}
149
150	function simple_youtube_video_embed($html, $url, $attr, $post_ID)
151	{
152	if(is_admin()){ //do not filter in visual mode so the video preview is shown
153	return $html;
154	}
155	$data = array();
156	$parsed_url = parse_url($url); //parse the url to get query parameters
157	if(isset($parsed_url['query']) && !empty($parsed_url['query'])){
158	parse_str($parsed_url['query'], $data); //get query parameters into an array
159	}
160	else{
161	return $html;
162	}
163	$src = '';
164	preg_match('/src="(.*?)"/', $html, $matches);
165	if(isset($matches[1]) && !empty($matches[1])){
166	$src = $matches[1];
167	}
168	else{
169	return $html;
170	}
171	/* WordPress automatically adds ?feature=oembed to YouTube iframe src. This causes an error in search console: Google could not determine the prominent video on the page */
172	if(strpos($src, 'feature') !== false){
173	$src = remove_query_arg('feature', $src);
174	$html = preg_replace('/src="(.*?)"/', 'src="'.$src.'"', $html);
175	}
176	//
177	if(isset($data['autoplay']) && $data['autoplay']=="1"){
178	if(strpos($src, 'autoplay') === false){
179	$src = add_query_arg('autoplay', '1', $src);
180	$html = preg_replace('/src="(.*?)"/', 'src="'.$src.'"', $html);
181	}
182	}
183	if(isset($data['controls']) && $data['controls']=="0"){
184	if(strpos($src, 'controls') === false){
185	$src = add_query_arg('controls', '0', $src);
186	$html = preg_replace('/src="(.*?)"/', 'src="'.$src.'"', $html);
187	}
188	}
189	if(isset($data['fs']) && $data['fs']=="0"){
190	if(strpos($src, 'fs') === false){
191	$src = add_query_arg('fs', '0', $src);
192	$html = preg_replace('/src="(.*?)"/', 'src="'.$src.'"', $html);
193	}
194	}
195	if(isset($data['rel']) && $data['rel']=="0"){
196	if(strpos($src, 'rel') === false){
197	$src = add_query_arg('rel', '0', $src);
198	$html = preg_replace('/src="(.*?)"/', 'src="'.$src.'"', $html);
199	}
200	}
201	if(isset($data['mute']) && $data['mute']=="1"){
202	if(strpos($src, 'mute') === false){
203	$src = add_query_arg('mute', '1', $src);
204	$html = preg_replace('/src="(.*?)"/', 'src="'.$src.'"', $html);
205	}
206	}
207	if(isset($data['iv_load_policy']) && $data['iv_load_policy']=="3"){
208	if(strpos($src, 'iv_load_policy') === false){
209	$src = add_query_arg('iv_load_policy', '3', $src);
210	$html = preg_replace('/src="(.*?)"/', 'src="'.$src.'"', $html);
211	}
212	}
213	if(isset($data['playlist']) && !empty($data['playlist'])){
214	if(strpos($src, 'playlist') === false){
215	$src = add_query_arg('playlist', $data['playlist'], $src);
216	$html = preg_replace('/src="(.*?)"/', 'src="'.$src.'"', $html);
217	}
218	}
219
220	$html = apply_filters('simple_youtube_embed_oembed_html', $html, $url, $attr, $post_ID, $data, $src);
221
222	return $html;
223	}
224
225	function simple_youtube_video_embed_js()
226	{
227	$output = <<<EOT
228	<script type="text/javascript" charset="utf-8">
229	/* <![CDATA[ */
230	jQuery(document).ready(function($){
231	$(function(){
232	$().prettyEmbed({ useFitVids: true });
233	});
234	});
235	/* ]]> */
236	</script>
237	EOT;
238	echo $output;
239	}
240