请在Here查看演示问题我创建了自己的插件，可以在用户分享视频时看到视频。我已经制作了三个文件，一个是钩子，下一个是类，另一个是更新。我的插件99％功能在这里工作。见
<?php
class VideoLock {
protected static $running = false;
const PLUGIN_PREFIX = "VL";
const SLUG = 'videolock';
protected $sharesTableName;
protected $viewsTableName;
protected $_key;
public function __construct() {
//create the correctly prefixed table name
global $wpdb;
$this->sharesTableName = $wpdb->prefix."videolock_shares";
$this->viewsTableName = $wpdb->prefix."videolock_views";
}
public function tinymceShortcodePlugin($plugin_array) {
$plugin_array['videolock'] = $this->file('/assets/js/shortcodeplugin.js');
return $plugin_array;
}
public function tinymceShortcodeButton($buttons) {
array_push($buttons, "separator", "videolock");
return $buttons;
}
public function init() {
if ( ( current_user_can('edit_posts') || current_user_can('edit_pages') ) &&
get_user_option('rich_editing') ) {
//register admin editor shortcode creator
add_filter("mce_external_plugins", $this->callback('tinymceShortcodePlugin'));
add_filter('mce_buttons', $this->callback('tinymceShortcodeButton'));
}
//register admin tinymce shortcode insert plugin
wp_enqueue_style($this->prefix('locker-style'), $this->file('/assets/css/blocker.css'));
wp_enqueue_script($this->prefix('locker-script'), $this->file('/assets/js/blocker.js?v=2'),
array('jquery','swfobject'));
//enqueue swfobject if not present
if( wp_script_is('swfobject') ) {
wp_enqueue_script('swfobject', $this->file('/assets/js/swfobject.js'));
}
//register plugin options
add_option('facebook-id');
add_option('share-message', 'Unlock this video by sharing it on facebook !');
add_option('video-size', '560x315');
new VideoLockUpdate( $this->getKey() );
}
public static function getVersion() {
$file = dirname(__FILE__) . '/version';
if( file_exists($file)) {
return trim(file_get_contents($file));
}
return '0';
}
public function getKey() {
if( $this->_key ) {
return $this->_key;
}
$file = dirname(__FILE__) . '/licence.php';
if( file_exists($file)) {
include $file;
$this->_key = defined('VIDEOLOCK_LICENCE_KEY') ? VIDEOLOCK_LICENCE_KEY : null;
return $this->_key;
}
return false;
}
public function install() {
global $wpdb;
$key = $this->getKey();
if( !$key ) {
wp_die('Fail to activate this plugin. You need a valid licence key for activation. For more informations contact us at <a href="mailto:support@wpvideolock.com">support@wpvideolock.com</a> or the <a href="http://www.wpvideolock.com/contact-us/">online form</a><br/>If you bought this plugin, please send your email address used for buying the plugin to resend a functional version.<br/>Thank you!');
}
$request = wp_remote_post('http://update.wpvideolock.com/', array('body' => array('action' => 'validate-key', 'key'=>$key)));
if (!is_wp_error($request) || wp_remote_retrieve_response_code($request) === 200) {
$response = trim($request['body']);
if( $response != 'ok' ) {
wp_die($response);
}
}
update_option('facebook-id', '');
update_option('share-message', 'Share on facebook to unlock this video .');
update_option('video-size', '560x315');
if(!in_array($this->sharesTableName,$wpdb->tables())) {
$sql = "CREATE TABLE `" . $this->sharesTableName . "` (
id INT(11) NOT NULL AUTO_INCREMENT,
url VARCHAR(255) NOT NULL,
ip VARCHAR(40) NOT NULL,
post INT(11) NOT NULL,
time DATETIME,
`share_id` VARCHAR( 255 ) NOT NULL,
`gender` ENUM( 'female', 'male' ),
PRIMARY KEY ( id )
)";
$wpdb->query($sql);
}
if(!in_array($this->viewsTableName,$wpdb->tables())) {
$sql = "CREATE TABLE IF NOT EXISTS `" . $this->viewsTableName . "` (
`post_id` int(11) NOT NULL,
`views` int(11) NOT NULL,
`date` date NOT NULL,
UNIQUE KEY `post_id` (`post_id`,`date`)
)";
$wpdb->query($sql);
}
}
public function uninstall() {
global $wpdb;
$backup = false; // Take it from options after user change settings for the plugin to create backup
if( $backup ) {
$sql = "SELECT * FROM `" . $this->sharesTableName . "`";
$results = $wpdb->get_results($sql);
if( count($results) ) {
$uploads_dir = wp_upload_dir();
$backup_file = $uploads_dir['basedir'].'/videolock_backup.txt';
file_put_contents($backup_file,serialize($results));
}
}
$wpdb->query("DROP TABLE `" . $this->sharesTableName . "`");
$wpdb->query("DROP TABLE `" . $this->viewsTableName . "`");
delete_option('facebook-id', '');
delete_option('share-message', 'Share on facebook to unlock this video .');
delete_option('video-size', '560x315');
}
public function getYoutubeId( $url ) {
$url = strip_tags($url);
$url = parse_url($url);
$query = $url['query'];
//If video is in a format like this
// http://www.youtube.com/watch?v=fKmuUDQdcXc
if($query) {
$id = str_replace("v=","",$query);
return $id;
}
//if video is in a format like this
// http://youtu.be/fKmuUDQdcXc
else {
$path = $url['path'];
$id = str_replace("/","",$path);
return $id;
}
}
public function shortcode( $atts ) {
global $wpdb;
//extract attributes to function scope
extract( shortcode_atts( array(
'url' => false,
'id' => false,
'width' => '420',
'height' => '315',
'expire' => 0,
'message' => get_option('share-message'),
), $atts ) );
//do not show anything if to id or url
if( $url === false && $id === false ) {
return null;
}
//extract the video id in case url is passed
if( $url ) {
$id = $this->getYoutubeId($url);
}
$image = 'http://img.youtube.com/vi/' . $id . '/0.jpg';
$view = new View( dirname(__FILE__) . '/views/blocker.php' );
$view->image = $image;
$view->id = $id;
$view->url = $url;
$view->width = $width;
$view->height = $height;
$view->message = $message;
$view->expire = $expire;
//if there werent any views today insert it
//else increment it
$sql = "INSERT INTO `" . $this->viewsTableName . "`
(`post_id`,`views`,`date`)
VALUES
('" . get_the_ID() . "',1,CURDATE())
ON DUPLICATE KEY UPDATE views=views+1;";
$wpdb->query($sql);
$view->helper('isLocked', $this->callback('isLocked'));
return $view->render();
}
public function actionLinks( $links, $file ) {
$url = admin_url( 'admin.php?page=videolock/dashboard.php' );
if ( $file == plugin_basename( dirname(__FILE__).'/videolock.php' ) ) {
$links[] = '<a href="' . $url . '">'.__( 'Dashboard' ).'</a>';
}
return $links;
}
public function isLocked( $postid = null ) {
global $wpdb;
$postid = is_numeric($postid) ? $postid : get_the_ID();
$sql = "SELECT COUNT(*) AS total FROM `" . $this->sharesTableName . "` WHERE `post`=%d AND `ip`=%s AND `url`=%s LIMIT 1";
$url = 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
$sql = $wpdb->prepare($sql, $postid, $_SERVER['REMOTE_ADDR'], $url);
$result = $wpdb->get_results($sql);
if( isset($result[0]) ) {
return $result[0]->total == '0';
}
return true;
}
public function share() {
global $wpdb; // this is how you get access to the database
$url= $wpdb->escape($_POST['link']);
$ip = $_SERVER['REMOTE_ADDR'];
$postId = intval($_POST['post']);
$share = $_POST['share'];
$gender = null;
$share_parts=explode('_', $share);
if(count($share_parts)) {
$share_user = $share_parts[0];
if($share_user) {
try {
$user_data = json_decode(@file_get_contents('http://graph.facebook.com/' . $share_user));
$gender = isset($user_data->gender) ? $user_data->gender : null;
}catch(Exception $e) {}
}
}
$result = $wpdb->insert($this->sharesTableName,array(
'url' => $url,
'ip' => $ip,
'post' => $postId,
'time' => current_time('mysql', 1),
'share_id' => $share,
'gender' => $gender
));
echo $result ? '1':'0';
die();
}
public function shareLogged() {
//not implemented yet for logged users
$this->share();
}
public function queueAdminScripts() {
wp_localize_script( $this->prefix('blocker-jsobj'), 'ajax_object',
array( 'ajax_url' => admin_url( 'admin-ajax.php' ), 'we_value' => 1234 ) );
wp_enqueue_script($this->prefix('dashboard-script'), $this->file('/assets/js/dashboard.js'), array('jquery', $this->prefix('flot')));
wp_enqueue_script($this->prefix('flot'), $this->file('/assets/js/flot/jquery.flot.js'));
wp_enqueue_script($this->prefix('flot.time'), $this->file('/assets/js/flot/jquery.flot.time.js'));
}
public function createDashboard() {
global $wpdb;
$sql = "SELECT SUM(views) as views, post_id FROM `" . $this->viewsTableName . "` GROUP BY post_id";
$postsViews = $wpdb->get_results($sql);
wp_enqueue_style($this->prefix('fresh'), '/wp-admin/css/colors-fresh.min.css?ver=3.7.1');
wp_enqueue_style($this->prefix('dashboard-theme'), $this->file('/assets/css/dashboard.css'));
include dirname(__FILE__) . '/views/dashboard.php';
}
public function createAdminMenu() {
$menu_icon = $this->file('/assets/images/logo.png');
$content_callback = $this->callback('createDashboard');
//add admin left pannel menu
add_menu_page( __('Video Lock'),
__('Video Lock'),
__('manage_options'),
'videolock/dashboard.php', $content_callback , $menu_icon );
}
private function _getShares($post,$date) {
global $wpdb;
//get timestamp from date
$timestamp = strtotime($date);
//calculate start and end of the day
$startTime = date('Y-m-d 00:00:00',$timestamp);
$endTime = date('Y-m-d 23:59:59',$timestamp);
//select the shares for the day of the timestamp
$sql = "SELECT COUNT(*) as shares FROM `" . $this->sharesTableName . "`
WHERE `post` = %d AND `time` BETWEEN '$startTime' AND '$endTime'";
$sql = $wpdb->prepare($sql, $post);
$result = $wpdb->get_results($sql);
if( isset($result[0]) ) {
return $result[0]->shares;
}
else return 0;
}
public function shareStats() {
global $wpdb;
$response = array();
$postId = $_POST['post'];
//get views per day
$sql = "SELECT views,`date` AS `date` FROM `" . $this->viewsTableName . "` WHERE `post_id`=%d";
$sql = $wpdb->prepare($sql, $postId);
$dates = $wpdb->get_results($sql);
$today = date('Y-m-d');
$hasToday = false;
//generate response
foreach($dates as $date) {
//check if today exists (if not we can add it later)
if($date->date == $today) {
$hasToday = true;
}
$jsDate = strtotime($date->date)*1000;
$response['views'][] = array($jsDate ,$date->views);
$response['shares'][] = array($jsDate , $this->_getShares( $postId, $date->date ));
}
//if we don't have today,
//add it as 0 to the graph
if(!$hasToday) {
$today = strtotime($today) * 1000;
$response['views'][] = array( $today , 0 );
$response['shares'][] = array( $today , 0 );
}
echo json_encode($response);
exit();
}
public function saveSettings() {
$settings = $_POST['data'];
update_option('facebook-id', $settings[0]['value']);
update_option('share-message', $settings[1]['value']);
update_option('video-size', $settings[2]['value']);
if($settings[2]['value'] == 'custom') {
update_option('video-width', $settings[3]['value']);
update_option('video-height', $settings[4]['value']);
}
else {
delete_option('video-height');
delete_option('video-width');
}
}
private function _noFacebookId(){
$facebookId = get_option('facebook-id');
if(empty($facebookId) || !$facebookId )
return true;
else
return false;
}
function adminNotice() {
echo '<div class="updated">
<p>You have successfully installed WordPress Video Lock Plugin.
Please take a minute to <a href="admin.php?page=videolock/dashboard.php#fbid">add your facebook API key</a> and get started</p>
</div>
';
}
private function file( $name ) {
if( strpos($name, '/') !== 0 ) {
$name = '/' . $name;
}
return plugins_url() . '/videolock' . $name;
}
private function prefix( $string ) {
return VideoLock::PLUGIN_PREFIX . $string;
}
private function callback($method) {
return array($this, $method);
}
public function run() {
if( self::$running ) {
throw new Exception("The Youtube Locker already running!");
}
//get the plugin script name for install/uninstall hooks
$pluginFile = dirname(__FILE__) . '/videolock.php';
//installation / dezinstalation hooks
register_activation_hook( $pluginFile, $this->callback('install') );
register_deactivation_hook( $pluginFile,$this->callback('uninstall') );
//short codes
add_shortcode( 'youtubelocker', $this->callback('shortcode') );
add_shortcode( 'videolock', $this->callback('shortcode') );
//filters
add_filter('plugin_action_links', $this->callback('actionLinks'), 10, 2 );
//add ajax callback
add_action('wp_ajax_nopriv_video_share',$this->callback('share') );
add_action('wp_ajax_video_share', $this->callback('shareLogged') );
add_action('wp_ajax_videolock_save_settings', $this->callback('saveSettings') );
add_action('wp_ajax_videolock_share_stats', $this->callback('shareStats'));
add_action('admin_enqueue_scripts', $this->callback('queueAdminScripts') );
add_action('admin_menu', $this->callback('createAdminMenu') );
if($this->_noFacebookId()) {
add_action('admin_notices', $this->callback('adminNotice') );
}
add_action('init', $this->callback('init'), 0);
self::$running = true;
}
}
但不知怎的，它没有按预期工作。当用户第一次分享视频时，它就像魅力一样，但当同一个用户共享另一个视频时会出错。它没有打开sharer.php它打开一个fb对话框并加载无限时间。我希望你们能帮助我解决这个问题。在插件完成后，该插件将在wp.org中免费提供 cheerz