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pinc_fetch.php
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<?php
error_reporting(0);
require_once(dirname(dirname(dirname(dirname(__FILE__)))) . '/wp-load.php');
if (!is_user_logged_in() || !wp_verify_nonce($_GET['nonce'], 'ajax-nonce')) { die(); }
/**
* Helper class to fetch pinnable content
*/
class PinFetcher {
//
protected $url;
//
protected $response;
//
protected $settings;
//
protected $data;
//
protected $page;
//
protected $parser;
/**
*
*/
public function __construct() {
$this->url = 'http' . $_GET['url'];
$this->data['pinnable'] = false;
if (preg_match('/\.google\./', $this->url)) {
$this->settings['parser'] = 'parserGoogle';
} else {
$this->settings['parser'] = 'parser' . str_replace(' ', '', ucwords(str_replace(
array('www.', '.', '-'),
array('', ' ', ' '),
parse_url($this->url)['host']
)));
}
}
/**
* Sets the user agent for the grabber.
*/
public function setUserAgent($user_agent) {
$this->settings['user_agent'] = $user_agent;
}
/**
* Fetches the data from the remote url
*/
public function fetch() {
$args = array(
'user-agent' => $this->settings['user_agent']
);
switch ($this->settings['parser']) {
case 'parserVimeoCom':
$api_url = 'https://vimeo.com/api/oembed.json?url=';
$this->response = wp_remote_get($api_url . $this->url, $args);
break;
default:
$this->response = wp_remote_get($this->url, $args);
if (!$this->validateResponse()) {
return [];
}
$this->getContentType();
$this->getTitle();
break;
}
$parser = 'parserDefault';
if (method_exists($this, $this->settings['parser'])) {
$parser = $this->settings['parser'];
}
$this->{$parser}();
$html = '<!DOCTYPE html>';
$head = self::wrap('head',
self::wrap('title', ' ') .
'<meta charset="UTF-8" />'
);
$pins = '';
if (!empty($this->data['pinnable'])) {
foreach ($this->data['pinnable'] as $data) {
if (!isset($data['src'])) {
continue;
}
$pins .= '<a'
. ' data-video-id="'
. (isset($data['video_id']) ? $data['video_id'] : '')
. '" title="'
. (isset($data['title']) ? $data['title'] : '')
. '" href="#"><img src="' . $data['src'] . '" /></a>';
}
}
$body = self::wrap('body',
self::wrap('pinctitle', $this->data['title']) .
$pins
);
$html .= self::wrap('html', $head . $body);
return $html;
}
/**
* Sets the parser
*/
public function setParser($parser) {
$this->settings['parser'] = $parser;
}
/**
* Sets the content type
*/
protected function getContentType() {
preg_match("/content=\"text\/(.*)>/i", $this->response['body'], $this->data['content_type']);
$this->data['content_type'] = isset($this->data['content_type'][0]) ? $this->data['content_type'][0] : false;
}
/**
* Sets the pin title from the remote page title
*/
protected function getTitle() {
preg_match("/<title(.*?)>(.*?)<\/title>/is", $this->response['body'], $this->data['title']);
$this->parseTitle();
}
protected function parseTitle() {
$this->data['title'] = !empty($this->data['title']) ? end($this->data['title']) : '';
//for multiple languages in title ref: http://php.net/manual/en/function.htmlentities.php
if (strpos($this->data['content_type'], '8859-1') !== false) {
$this->data['title'] = htmlentities($this->data['title'], ENT_QUOTES, 'ISO-8859-1');
} else if (strpos($this->data['content_type'], '8859-5') !== false) {
$this->data['title'] = htmlentities($this->data['title'], ENT_QUOTES, 'ISO-8859-5');
} else if (strpos($this->data['content_type'], '8859-15') !== false) {
$this->data['title'] = htmlentities($this->data['title'], ENT_QUOTES, 'ISO-8859-15');
} else if (strpos($this->data['content_type'], '866') !== false) {
$this->data['title'] = htmlentities($this->data['title'], ENT_QUOTES, 'cp866');
} else if (strpos($this->data['content_type'], '1251') !== false) {
$this->data['title'] = htmlentities($this->data['title'], ENT_QUOTES, 'cp1251');
} else if (strpos($this->data['content_type'], '1252') !== false) {
$this->data['title'] = htmlentities($this->data['title'], ENT_QUOTES, 'cp1252');
} else if (stripos($this->data['content_type'], 'koi8') !== false) {
$this->data['title'] = htmlentities($this->data['title'], ENT_QUOTES, 'KOI8-R');
} else if (stripos($this->data['content_type'], 'hkscs') !== false) {
$this->data['title'] = mb_convert_encoding($this->data['title'], 'UTF-8', 'BIG5-HKSCS');
} else if (stripos($this->data['content_type'], 'big5') !== false || strpos($content_type[0], '950') !== false ) {
$this->data['title'] = mb_convert_encoding($this->data['title'], 'UTF-8', 'BIG5');
} else if (strpos($this->data['content_type'], '2312') !== false || strpos($content_type[0], '936') !== false ) {
$this->data['title'] = mb_convert_encoding($this->data['title'], 'UTF-8', 'GB2312');
} else if (stripos($this->data['content_type'], 'jis') !== false || strpos($content_type[0], '932') !== false ) {
$this->data['title'] = mb_convert_encoding($this->data['title'], 'UTF-8', 'Shift_JIS');
} else if (stripos($this->data['content_type'], 'jp') !== false) {
$this->data['title'] = mb_convert_encoding($this->data['title'], 'UTF-8', 'EUC-JP');
} else {
$this->data['title'] = htmlentities($this->data['title'], ENT_QUOTES, 'UTF-8');
}
}
/**
* Validates the response from the remote url
*/
protected function validateResponse() {
if (is_wp_error($this->response)) {
$this->output('error' . $this->response->get_error_message());
return false;
}
if (strpos($this->response['headers']['content-type'], 'text/') === false) {
$this->output('error' . __('Invalid content', 'pinc'));
return false;
}
if ($this->response['response']['code'] != '200') {
$this->output('error' . __('Invalid response code', 'pinc'));
return false;
}
if ($this->url == 'http://http') {
$this->output('error' . __('Invalid url', 'pinc'));
return false;
}
return true;
}
/**
* Generates the output message
*/
protected function output($message) {
print $message;
}
/**
* Creates a html element from the arguments
*/
protected static function wrap($tag, $data = '') {
return '<' . $tag . '>' . $data . '</' . $tag . '>';
}
/**
* Default content parser
*/
protected function parserDefault() {
$dom = new domDocument;
libxml_use_internal_errors(true);
print var_export($this->response, true);
exit;
$dom->loadHTML($this->response['body']);
$dom->preserveWhiteSpace = false;
$images = $dom->getElementsByTagName('img');
foreach ($images as $image) {
if (empty($image->getAttribute('src'))) {
continue;
}
$prepend = '';
if (substr($image->getAttribute('src'), 0, 2) == '//') {
$prepend = 'http:';
}
$this->data['pinnable'][] = array(
'src' => $prepend . $image->getAttribute('src')
);
}
}
/**
* Normalizes dynamic URLs
*/
protected static function normalizeUrl($url) {
if (strpos($url, '//') === 0) {
return preg_replace('/^\/\//', 'https://', $url);
}
return $url;
}
/**
* Parses open graph metas
*/
protected function ogParser() {
$dom = new domDocument;
libxml_use_internal_errors(true);
$dom->loadHTML($this->response['body']);
$dom->preserveWhiteSpace = false;
$images = $dom->getElementsByTagName('img');
$xpath = new DOMXPath($dom);
$query = '//*/meta[starts-with(@property, \'og:image\')]';
$metas = $xpath->query($query);
foreach ($metas as $meta) {
$src = $meta->getAttribute('content');
$this->data['pinnable'][] = array(
'src' => self::normalizeUrl($src),
'title' => $this->data['title'],
);
}
}
/**
* Google Images
*/
protected function parserGoogle() {
$data = $this->response['body'];
$dom = new domDocument;
libxml_use_internal_errors(true);
$dom->loadHTML($data);
$dom->preserveWhiteSpace = false;
$xpath = new DOMXPath($dom);
$query = '//div[contains(@class, \'rg_meta\')]';
$image_metas = $xpath->query($query);
foreach ($image_metas as $image_meta) {
$json = $image_meta->nodeValue;
$image_info = json_decode($json);
$this->data['pinnable'][] = array(
'src' => $image_info->ou,
'title' => $image_info->pt,
);
}
}
/*****
* VIMEO
*****/
/**
* Parses Vimeo single video pages
*/
protected function parserVimeoCom() {
$data = json_decode($this->response['body']);
if (isset($data->thumbnail_url)) {
$this->data['pinnable'][] = array(
'src' => $data->thumbnail_url,
'video_id' => $data->video_id,
'title' => $data->title
);
}
}
/*****
* REDTUBE
*****/
/**
* Parses Redtube single video pages
*/
protected function parserRedtubeCom() {
$this->ogParser();
$this->listParserRedtubeCom();
}
/**
* Parses video lists of Redtube
*/
protected function listParserRedtubeCom() {
$dom = new domDocument;
libxml_use_internal_errors(true);
$dom->loadHTML($this->response['body']);
$dom->preserveWhiteSpace = false;
$xpath = new DOMXPath($dom);
$query = '//a[contains(@class, \'widget-video-link\')]';
$videos = $xpath->query($query);
foreach ($videos as $video) {
$cover = $video->getElementsByTagName('img')->item(0);
$src = $cover->getAttribute('src');
$this->data['pinnable'][] = array(
'src' => self::normalizeUrl($src),
'title' => $video->getAttribute('title'),
'video_id' => trim($video->getAttribute('href'), '/'),
);
}
$xpath = new DOMXPath($dom);
$query = '//a[contains(@class, \'video-thumb\')]';
$videos = $xpath->query($query);
foreach ($videos as $video) {
$cover = $video->getElementsByTagName('img')->item(0);
$src = $cover->getAttribute('data-src');
$this->data['pinnable'][] = array(
'src' => self::normalizeUrl($src),
'title' => $video->getAttribute('title'),
'video_id' => trim($video->getAttribute('href'), '/'),
);
}
}
/*****
* XVIDEOS
*****/
/**
* Parses videos of Xvideos
*/
protected function parserXvideosCom() {
$this->ogParser();
$this->listParserXvideosCom();
}
/**
* Parses video lists of Xvideos
*/
protected function listParserXvideosCom() {
$dom = new domDocument;
libxml_use_internal_errors(true);
$dom->loadHTML($this->response['body']);
$dom->preserveWhiteSpace = false;
$xpath = new DOMXPath($dom);
$query = '//div[contains(@class, \'thumb-block\')]';
$videos = $xpath->query($query);
foreach ($videos as $video) {
$cover = $video->getElementsByTagName('img')->item(0);
$title = $video->getElementsByTagName('p')->item(0);
$src = $cover->getAttribute('data-src');
$this->data['pinnable'][] = array(
'src' => self::normalizeUrl($src),
'title' => $title->nodeValue,
'video_id' => $cover->getAttribute('data-videoid'),
);
}
}
/*****
* YOUPORN
*****/
/**
* Parses videos of Youporn
*/
protected function parserYoupornCom() {
$this->ogParser();
$this->listParserYoupornCom();
}
/**
* Parses video lists of Youporn
*/
protected function listParserYoupornCom() {
$dom = new domDocument;
libxml_use_internal_errors(true);
$dom->loadHTML($this->response['body']);
$dom->preserveWhiteSpace = true;
$xpath = new DOMXPath($dom);
$query = '//a[contains(@class, \'video-box-image\')]';
$videos = $xpath->query($query);
foreach ($videos as $video) {
$cover = $video->getElementsByTagName('img')->item(0);
$video_info = explode('/', $video->getAttribute('href'));
$src = $cover->getAttribute('data-thumbnail');
$this->data['pinnable'][] = array(
'src' => self::normalizeUrl($src),
'title' => $cover->getAttribute('alt'),
'video_id' => $video_info[2],
);
}
}
/*****
* PORNHUB
*****/
/**
* Parses videos of Pornhub
*/
protected function parserPornhubCom() {
$this->ogParser();
$this->listParserPornhubCom();
}
/**
* Parses video lists of Pornhub
*/
protected function listParserPornhubCom() {
$dom = new domDocument;
libxml_use_internal_errors(true);
$dom->loadHTML($this->response['body']);
$dom->preserveWhiteSpace = true;
$xpath = new DOMXPath($dom);
$query = '//div[contains(@class, \'videoPreviewBg\')]';
$videos = $xpath->query($query);
foreach ($videos as $video) {
$cover = $video->getElementsByTagName('img')->item(0);
$src = $cover->getAttribute('data-image');
if (!$src || $src == '') {
$src = $cover->getAttribute('data-mediumthumb');
}
$href = $video->parentNode->getAttribute('href');
$url_parts = explode('=', $href);
$video_id = $url_parts[1];
$this->data['pinnable'][] = array(
'src' => self::normalizeUrl($src),
'title' => $cover->getAttribute('alt'),
'video_id' => $video_id,
);
}
}
/*****
* XHAMSTER
*****/
/**
* Parses videos of Xhamster
*/
protected function parserXhamsterCom() {
$dom = new domDocument;
libxml_use_internal_errors(true);
$dom->loadHTML($this->response['body']);
$dom->preserveWhiteSpace = false;
$images = $dom->getElementsByTagName('img');
$xpath = new DOMXPath($dom);
$query = '//*/link[contains(@itemprop, \'thumbnailUrl\')]';
$covers = $xpath->query($query);
foreach ($covers as $cover) {
$this->data['pinnable'][] = array(
'src' => $cover->getAttribute('href')
);
}
$this->listParserXhamsterCom();
}
/**
* Parses video lists of Xhamster
*/
protected function listParserXhamsterCom() {
$dom = new domDocument;
libxml_use_internal_errors(true);
$dom->loadHTML($this->response['body']);
$dom->preserveWhiteSpace = false;
$images = $dom->getElementsByTagName('img');
$xpath = new DOMXPath($dom);
$query = '//img[contains(@class, \'thumb-image-container__image\')]';
$covers = $xpath->query($query);
foreach ($covers as $cover) {
$src = $cover->getAttribute('src');
$url_parts = explode('/', $src);
sscanf(end($url_parts), '%d_%d', $index, $video_id);
$this->data['pinnable'][] = array(
'src' => self::normalizeUrl($src),
'title' => $cover->getAttribute('alt'),
'video_id' => $video_id,
);
}
}
}
$fetcher = new PinFetcher();
$fetcher->setUserAgent('Mozilla/5.0 (Windows NT 6.3; rv:36.0) Gecko/20100101 Firefox/36.0');
$body = $fetcher->fetch();
$body = absolute_url($body, parse_url($url, PHP_URL_SCHEME) . '://' . parse_url($url, PHP_URL_HOST));
print $body;
//convert relative to absolute path for images
//ref: http://www.howtoforge.com/forums/showthread.php?t=4
function absolute_url($txt, $base_url){
$needles = array('src="');
$new_txt = '';
if(substr($base_url,-1) != '/') $base_url .= '/';
$new_base_url = $base_url;
$base_url_parts = parse_url($base_url);
foreach($needles as $needle){
while($pos = strpos($txt, $needle)){
$pos += strlen($needle);
if(substr($txt,$pos,7) != 'http://' && substr($txt,$pos,8) != 'https://' && substr($txt,$pos,6) != 'ftp://' && substr($txt,$pos,9) != 'mailto://'){
if(substr($txt,$pos,1) == '/') $new_base_url = $base_url_parts['scheme'].'://'.$base_url_parts['host'];
$new_txt .= substr($txt,0,$pos).$new_base_url;
} else {
$new_txt .= substr($txt,0,$pos);
}
$txt = substr($txt,$pos);
}
$txt = $new_txt.$txt;
$new_txt = '';
}
return $txt;
}
?>