video-dashboard / video-dashboard.php

video-dashboard.php in Video Dashboard 1.0, at video-dashboard.php

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1	<?php
2	/*
3	Plugin Name: Video Dashboard
4	Plugin URI: http://brianjohnsondesign.com/wordpress-plugins/video-dashboard
5	Description: A plugin to display embeddable media into the WordPress dashboard
6	Version: 1.0
7	Author: Brian Johnson
8	Author URI: http://brianjohnsondesign.com
9	License: GPLv2 or later
10	*/
11
12
13	/* Global Variables */
14
15	$vdb_prefix = 'vdb_';
16	$vdb_plugin_name = 'Video Dashboard';
17	$vdb_options = get_option('vdb_settings');
18
19	/Includes/
20
21	include('includes/admin-page.php');
22
23
24
25
26	add_action('wp_dashboard_setup', 'vdb_dashboard'); //Run plugin when dashboard is loaded
27	register_activation_hook( __FILE__, 'vdb_set_up_options' ); //Run function to load default values
28
29	function vdb_set_up_options(){ //Function to load default values
30	add_option('vdb_settings', array('minimum_role' => 'administrator', 'youtube_number' => '10'));
31	}
32
33
34	function vdb_load_scripts($hook) { //Register our stylesheet
35
36	if( $hook != 'index.php' ) //Only if it's in the admin area
37	return;
38
39	wp_register_style( 'vdb-style', plugins_url('includes/video-dashboard.css', __FILE__) );
40	wp_enqueue_style( 'vdb-style' );
41	}
42	add_action('admin_enqueue_scripts', 'vdb_load_scripts');
43
44
45
46	function vdb_dashboard() { //Display Videos
47
48	$vdb_options = get_option('vdb_settings');
49
50	//Specify which roles have permissions, given the minimum value
51	if ($vdb_options['minimum_role'] == 'subscriber') {$roles = array('subscriber', 'contributor', 'author', 'editor');}
52	if ($vdb_options['minimum_role'] == 'contributor') {$roles = array('contributor', 'author', 'editor');}
53	if ($vdb_options['minimum_role'] == 'author') {$roles = array('author', 'editor');}
54	if ($vdb_options['minimum_role'] == 'editor') {$roles = array('editor');}
55	if ($vdb_options['minimum_role'] == 'administrator') {$roles = array('administrator');}
56
57	//Check role
58	$in_role = vdb_check_user_role($roles);
59
60	//Load dashboard widget if they are an acceptable role
61	if ($in_role) {
62	wp_add_dashboard_widget('vdb_youtube_videos', 'YouTube Videos', 'vdb_display_youtube'); //Add YouTube Videos
63	} else {
64	// User not in role, do nothing
65	}
66	}
67
68	//Function to check user role
69	function vdb_check_user_role($roles,$user_id=NULL) {
70	if ($user_id)
71	$user = get_userdata($user_id);
72	else
73	$user = wp_get_current_user();
74
75	if (empty($user))
76	return FALSE;
77
78	if (!in_array('administrator',$roles)) //Add admins even if they aren't specified
79	$roles[] = 'administrator';
80
81	foreach ($user->roles as $role) {
82	if (in_array($role,$roles)) {
83	return TRUE;
84	}
85	}
86	return FALSE;
87	}
88
89
90
91	function vdb_display_youtube() {
92
93	global $vdb_options;
94
95	echo '<div class="wrap"></div>';
96
97	for ($i = 1; $i <= $vdb_options['youtube_number']; $i++) { //Loop through the number of videos
98
99	if ($vdb_options['youtube_id' . $i] != NULL) { //Make sure there is something entered in the field, otherwise do nothing with it
100	$youtube_location = $vdb_options['youtube_id' . $i];
101
102	if (strpos($youtube_location,'v=') !== false) { //If it's the full url
103	$url = $youtube_location;
104	parse_str( parse_url( $youtube_location, PHP_URL_QUERY ), $my_array_of_vars ); //Strip the video ID from the URL
105	$video_id = $my_array_of_vars['v'];
106	}
107	else {
108	$video_id = $youtube_location; //Otherwise it must be the video ID, just display that
109	}
110
111	if (strlen($video_id) != '11') {echo '<p>Error: Video #' . $i . " does not appear to be a valid YouTube video ID or URL.</p>";} //Make sure it's a valid 11-character string
112	else {
113	?>
114
115	<div class="video-container"><iframe src="//www.youtube.com/embed/<?php echo $video_id; ?>" frameborder="0" allowfullscreen></iframe></div>
116
117	<?php
118	}
119	} ;} //End the Loop
120	}
121
122