276 lines
10 KiB
PHP
276 lines
10 KiB
PHP
<?php
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if (IN_serendipity !== true) {
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die ("Don't hack!");
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}
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@serendipity_plugin_api::load_language(dirname(__FILE__));
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require_once dirname(__FILE__) . '/oembed/config.php'; // autoload oembed classes and config
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require_once dirname(__FILE__) . '/OEmbedDatabase.php';
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require_once dirname(__FILE__) . '/OEmbedTemplater.php';
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require_once dirname(__FILE__) . '/oembed/ProviderList.php';
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@define('OEMBED_USE_CURL',TRUE);
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class serendipity_event_oembed extends serendipity_event
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{
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var $title = PLUGIN_EVENT_OEMBED_NAME;
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function introspect(&$propbag)
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{
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global $serendipity;
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$propbag->add('name', PLUGIN_EVENT_OEMBED_NAME);
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$propbag->add('description', PLUGIN_EVENT_OEMBED_DESC);
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$propbag->add('stackable', false);
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$propbag->add('author', 'Grischa Brockhaus');
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$propbag->add('version', '1.20.1');
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$propbag->add('requirements', array(
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'serendipity' => '0.8',
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'smarty' => '2.6.7',
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'php' => '5.1.0'
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));
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$propbag->add('groups', array('FRONTEND_EXTERNAL_SERVICES'));
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$propbag->add('event_hooks', array(
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'frontend_display' => true,
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'css' => true,
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));
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$configuration = $configuration = array('info','maxwidth','maxheight','generic_service','embedly_apikey', 'audioboo_player');
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$configuration[] = 'supported'; // always last
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$propbag->add('configuration', $configuration);
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$propbag->add('legal', array(
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'services' => array(
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'oEmbed' => array(
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'url' => '#',
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'desc' => 'oEmbed providers will receive visitor metadata (IP, User Agent, etc) when embedded content is loaded'
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),
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),
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'frontend' => array(
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'oEmbed providers will receive visitor metadata (IP, User Agent, etc) when embedded content is loaded'
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),
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'backend' => array(
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),
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'cookies' => array(
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'oEmbed providers might set cookies for tracking purposes of embedded content'
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),
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'stores_user_input' => false,
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'stores_ip' => false,
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'uses_ip' => true,
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'transmits_user_input' => true
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));
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}
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function introspect_config_item($name, &$propbag)
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{
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switch($name) {
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case 'info':
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$propbag->add('type', 'content');
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$propbag->add('default', sprintf(PLUGIN_EVENT_OEMBED_INFO, ProviderList::ul_providernames(true)));
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break;
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case 'maxwidth':
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$propbag->add('type', 'string');
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$propbag->add('name', PLUGIN_EVENT_OEMBED_MAXWIDTH);
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$propbag->add('description', PLUGIN_EVENT_OEMBED_MAXWIDTH_DESC);
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$propbag->add('default', '');
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break;
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case 'maxheight':
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$propbag->add('type', 'string');
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$propbag->add('name', PLUGIN_EVENT_OEMBED_MAXHEIGHT);
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$propbag->add('description', PLUGIN_EVENT_OEMBED_MAXHEIGHT_DESC);
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$propbag->add('default', '');
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break;
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case 'generic_service':
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$generic_services = array (
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'none' => PLUGIN_EVENT_OEMBED_SERVICE_NONE,
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'embedly' => PLUGIN_EVENT_OEMBED_SERVICE_EMBEDLY,
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);
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$propbag->add('type', 'select');
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$propbag->add('name', PLUGIN_EVENT_OEMBED_GENERIC_SERVICE);
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$propbag->add('description', PLUGIN_EVENT_OEMBED_GENERIC_SERVICE_DESC);
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$propbag->add('select_values', $generic_services);
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$propbag->add('default', 'none');
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break;
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case 'audioboo_player':
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$player_boo = array (
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'standard' => PLUGIN_EVENT_OEMBED_PLAYER_BOO_STANDARD,
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'fullfeatured' => PLUGIN_EVENT_OEMBED_PLAYER_BOO_FULLFEATURED,
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);
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$propbag->add('type', 'select');
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$propbag->add('name', PLUGIN_EVENT_OEMBED_PLAYER_BOO);
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$propbag->add('description', PLUGIN_EVENT_OEMBED_PLAYER_BOO_DESC);
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$propbag->add('select_values', $player_boo);
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$propbag->add('default', 'standard');
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break;
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case 'embedly_apikey':
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$propbag->add('type', 'string');
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$propbag->add('name', PLUGIN_EVENT_OEMBED_EMBEDLY_APIKEY);
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$propbag->add('description', PLUGIN_EVENT_OEMBED_EMBEDLY_APIKEY_DESC);
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$propbag->add('default', '');
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break;
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case 'supported':
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$propbag->add('type', 'content');
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$propbag->add('default', sprintf(PLUGIN_EVENT_OEMBED_SUPPORTED, ProviderList::ul_providernames(true)));
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break;
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}
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return true;
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}
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function event_hook($event, &$bag, &$eventData, $addData = null) {
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global $serendipity;
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static $simplePatterns = null;
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if ($simplePatterns==null) {
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$simplePatterns = array(
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//'simpleTweet' => '@\(tweet\s+(\S*)\)@Usi',
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'simpleTweet' => '@\[(?:e|embed)\s+(.*)\]@Usi',
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);
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}
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$hooks = &$bag->get('event_hooks');
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if (isset($hooks[$event])) {
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switch($event) {
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case 'frontend_display':
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if (isset($eventData['body']) && isset($eventData['extended'])) {
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$this->update_entry($eventData, $simplePatterns, 'body');
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$this->update_entry($eventData, $simplePatterns, 'extended');
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}
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return true;
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case 'css':
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if (strpos($eventData, '.serendipity_oembed')) {
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// class exists in CSS, so a user has customized it and we don't need default
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// (doesn't work with templates like BP or 2k11 as the user css is loaded from a seperate file)
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return true;
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}
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?>
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.serendipity_oembed_video {
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position: relative;
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padding-top: 25px;
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padding-bottom: 67.5%;
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height: 0;
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margin-bottom: 16px;
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overflow: hidden;
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}
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.serendipity_oembed_video iframe,
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.serendipity_oembed_video object {
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position: absolute;
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top: 0;
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left: 0;
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width: 100%;
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height: 100%;
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}
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<?php
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return true;
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}
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}
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return true;
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}
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function update_entry(&$eventData, &$patterns, $dateType) {
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if (!empty($eventData[$dateType])) {
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$eventData[$dateType] = preg_replace_callback(
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$patterns['simpleTweet'],
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array( $this, "oembedRewriteCallback"),
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$eventData[$dateType]);
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}
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}
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function oembedRewriteCallback($match) {
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$url = $match[1];
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$maxwidth = $this->get_config('maxwidth','');
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$maxheight = $this->get_config('maxheight','');
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$obj = $this->expand($url, $maxwidth, $maxheight);
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return OEmbedTemplater::fetchTemplate('oembed.tpl',$obj, $url);
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}
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/**
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* This method can be used by other plugins. It will expand an URL to an oembed object (or null if not supported).
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* @param string $url The url to be expanded
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* @param string $maxwidth Maximum width of returned object (if service supports this). May be left empty
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* @param string $maxheight Maximum height of returned object (if service supports this). May be left empty
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* @return OEmbed or null
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*/
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function expand($url, $maxwidth=null, $maxheight=null) {
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$obj = OEmbedDatabase::load_oembed($url);
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if (empty($obj)) {
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$config = array('audioboo_tpl' => $this->get_config('audioboo_player', 'wordpress'));
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$manager = ProviderManager::getInstance($maxwidth,$maxheight,$config);
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try {
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$obj=$manager->provide($url,"object");
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if (isset($obj)) {
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if (!empty($obj->error)) $obj=null;
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}
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if (!isset($obj)) {
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$obj = $this->expand_by_general_provider($url,$maxwidth,$maxheight);
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if (isset($obj)) {
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if (!empty($obj->error)) $obj=null;
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}
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}
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if (isset($obj)) {
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$obj = OEmbedDatabase::save_oembed($url,$obj);
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}
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}
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catch (ErrorException $e) {
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// Timeout in most cases
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//return $e;
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//print_r($e);
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}
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}
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return $obj;
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}
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function expand_by_general_provider($url, $maxwidth=null, $maxheight=null) {
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$provider = $this->get_config('generic_service', 'none');
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$manager = null;
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if ('embedly' == $provider) {
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$apikey = $this->get_config('embedly_apikey', '');
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if (!empty($apikey)) {
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require_once dirname(__FILE__) . '/oembed/EmbedlyProvider.class.php';
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$manager = new EmbedlyProvider($url, $apikey, $maxwidth, $maxheight);
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}
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}
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if (isset($manager)) {
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try {
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$obj = $manager->provide($url,'object');
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if (isset($obj)) {
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if (!empty($obj->error)) $obj=null;
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}
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return $obj;
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} catch (Exception $e) {
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return null;
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}
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}
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else {
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return null;
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}
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}
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function cleanup_html( $str ) {
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// Clear unicode stuff
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$str=str_ireplace("\u003C","<",$str);
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$str=str_ireplace("\u003E",">",$str);
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// Clear CDATA Trash.
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$str = preg_replace("@^<!\[CDATA\[(.*)]]>$@", '$1', $str);
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$str = preg_replace("@^<!\[CDATA\[(.*)$@", '$1', $str);
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$str = preg_replace("@(.*)]]>$@", '$1', $str);
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return $str;
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}
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function cleanup() {
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OEmbedDatabase::install($this);
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OEmbedDatabase::clear_cache();
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echo '<div class="serendipityAdminMsgSuccess">Cleared oembed cache.</div>';
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}
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function install() {
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OEmbedDatabase::install($this);
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}
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}
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