107 lines
3.7 KiB
PHP
107 lines
3.7 KiB
PHP
|
<?php
|
||
|
|
/**
|
||
|
|
* Plugin oEmbed
|
||
|
|
* Licence GPL3
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
|
||
|
|
if (!defined('_ECRIRE_INC_VERSION')){
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Recuperer une URL oembed, si possible via curl et IPv4 pour contourner le bug de Youtube sur les IPv6
|
||
|
|
*
|
||
|
|
* @param string $oembed_url
|
||
|
|
* @param string $url
|
||
|
|
* @param string $format
|
||
|
|
* @return bool|mixed|string
|
||
|
|
*/
|
||
|
|
function inc_oembed_recuperer_url($oembed_url, $url, $format){
|
||
|
|
$erreur = "";
|
||
|
|
|
||
|
|
// on recupere le contenu de la page
|
||
|
|
// si possible via curl en IPv4 car youtube bug en IPv6
|
||
|
|
// uniquement si PHP >= 5.3.0 pour utiliser l'option CURLOPT_IPRESOLVE
|
||
|
|
if (function_exists('curl_init') and version_compare(phpversion(), '5.3.0', '>=')){
|
||
|
|
spip_log('Requete oembed (curl) pour ' . $url . ' : ' . $oembed_url, 'oembed.' . _LOG_DEBUG);
|
||
|
|
$c = curl_init();
|
||
|
|
curl_setopt($c, CURLOPT_RETURNTRANSFER, 1);
|
||
|
|
curl_setopt($c, CURLOPT_URL, $oembed_url);
|
||
|
|
curl_setopt($c, CURLOPT_FOLLOWLOCATION, true);
|
||
|
|
curl_setopt($c, CURLOPT_SSL_VERIFYHOST, false);
|
||
|
|
curl_setopt($c, CURLOPT_SSL_VERIFYPEER, false);
|
||
|
|
$browser = 'Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:58.0) Gecko/20100101 Firefox/58.0';
|
||
|
|
curl_setopt($c, CURLOPT_USERAGENT, $browser);
|
||
|
|
//curl_setopt($c, CURLOPT_SSLVERSION, 1);
|
||
|
|
|
||
|
|
// essayer d'eviter l'erreur 35 sur le protocole SSL
|
||
|
|
// https://stackoverflow.com/questions/58342699/php-curl-curl-error-35-error1414d172ssl-routinestls12-check-peer-sigalgwr
|
||
|
|
// non supporte partout, provoque une erreur 59
|
||
|
|
// curl_setopt($c, CURLOPT_SSL_CIPHER_LIST, 'DEFAULT@SECLEVEL=1');
|
||
|
|
|
||
|
|
// indiquer un referer : si jamais la diffusion du contenu est limitee au site, ca permet d'en recuperer les infos
|
||
|
|
// ou en tout cas ca donne plus de chance...
|
||
|
|
$referer = $GLOBALS['meta']['adresse_site'] . '/';
|
||
|
|
curl_setopt($c, CURLOPT_REFERER, $referer);
|
||
|
|
|
||
|
|
if (isset($GLOBALS['meta']['http_proxy']) and $GLOBALS['meta']['http_proxy']){
|
||
|
|
curl_setopt($c, CURLOPT_PROXY, $GLOBALS['meta']['http_proxy']);
|
||
|
|
if (isset($GLOBALS['meta']['http_noproxy'])){
|
||
|
|
curl_setopt($c, CURLOPT_NOPROXY, $GLOBALS['meta']['http_proxy']);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// the real trick for Youtube :
|
||
|
|
// http://stackoverflow.com/questions/26089067/youtube-oembed-api-302-then-503-errors
|
||
|
|
curl_setopt($c, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V4);
|
||
|
|
$data = curl_exec($c);
|
||
|
|
$status = curl_getinfo($c, CURLINFO_HTTP_CODE);
|
||
|
|
|
||
|
|
if (!$data or intval($status/100)==4){
|
||
|
|
$errno = curl_errno($c);
|
||
|
|
$erreur = "Status $status Error $errno " . curl_error($c);
|
||
|
|
|
||
|
|
// si c'est une erreur de protocole SSL, on tente avec un exec mechant car ca peut venir de la version de CURL PHP
|
||
|
|
// (ca marche au moins en local)
|
||
|
|
if (!$data and $errno==35){
|
||
|
|
exec('curl --silent --location ' . escapeshellarg($oembed_url), $output);
|
||
|
|
$data = implode("\n", $output);
|
||
|
|
} else {
|
||
|
|
$data = '';
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
curl_close($c);
|
||
|
|
|
||
|
|
} else {
|
||
|
|
spip_log('Requete oembed (recuperer_page / recuperer_url) pour ' . $url . ' : ' . $oembed_url, 'oembed.' . _LOG_DEBUG);
|
||
|
|
include_spip('inc/distant');
|
||
|
|
// recuperer_page utilise par defaut l'adresse du site comme $referer
|
||
|
|
if (function_exists('recuperer_url')) {
|
||
|
|
$data = recuperer_url($oembed_url);
|
||
|
|
$data = isset($data['page']) ? $data['page'] : null;
|
||
|
|
} else {
|
||
|
|
$data = recuperer_page($oembed_url);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!$data){
|
||
|
|
spip_log('infos oembed brutes pour ' . "$url | $oembed_url" . ' : ' . "ECHEC $erreur", 'oembed.' . _LOG_ERREUR);
|
||
|
|
} else {
|
||
|
|
spip_log('infos oembed brutes pour ' . "$url | $oembed_url" . ' : ' . (($format=='html') ? substr($data, 0, 100) : $data), 'oembed.' . _LOG_DEBUG);
|
||
|
|
}
|
||
|
|
|
||
|
|
if ($data){
|
||
|
|
if ($format=='json'){
|
||
|
|
$data = json_decode($data, true);
|
||
|
|
$data['oembed_url_source'] = $url;
|
||
|
|
$data['oembed_url'] = $oembed_url;
|
||
|
|
}
|
||
|
|
// TODO : format xml
|
||
|
|
//if ($format == 'xml')
|
||
|
|
// $cache[$oembed_url] = false;
|
||
|
|
}
|
||
|
|
return $data;
|
||
|
|
}
|