67 lines
2.8 KiB
Diff
67 lines
2.8 KiB
Diff
--- Shaarli/index.php 2017-01-20 16:47:36.000000000 +0100
|
|
+++ index.php 2017-02-11 23:27:22.510042000 +0100
|
|
@@ -1821,11 +1821,14 @@
|
|
$path = parse_url($url,PHP_URL_PATH);
|
|
if ("/talks/" !== substr($path,0,7)) return array(); // This is not a single video URL.
|
|
}
|
|
+ }
|
|
$sign = hash_hmac('sha256', $url, $conf->get('credentials.salt')); // We use the salt to sign data (it's random, secret, and specific to each installation)
|
|
- return array('src'=>index_url($_SERVER).'?do=genthumbnail&hmac='.$sign.'&url='.urlencode($url),
|
|
+ $thumbname=hash('sha1',$url).'.gif';
|
|
+ $filepath = $conf->get('resource.thumbnails_cache').'/'.$thumbname;
|
|
+ if (sha1_file($filepath) != '48d45d7ada69f9f858849bbd6e459f66c9694ee7')
|
|
+ return array('src'=>index_url($_SERVER).'?do=genthumbnail&hmac='.$sign.'&url='.urlencode($url),
|
|
'href'=>$href,'width'=>'120','style'=>'height:auto;','alt'=>'thumbnail');
|
|
- }
|
|
-
|
|
+
|
|
// For all other, we try to make a thumbnail of links ending with .jpg/jpeg/png/gif
|
|
// Technically speaking, we should download ALL links and check their Content-Type to see if they are images.
|
|
// But using the extension will do.
|
|
@@ -2154,19 +2157,33 @@
|
|
else
|
|
{
|
|
// For all other domains, we try to download the image and make a thumbnail.
|
|
- // We allow 30 seconds max to download (and downloads are limited to 4 Mb)
|
|
- list($headers, $content) = get_http_response($url, 30);
|
|
- if (strpos($headers[0], '200 OK') !== false) {
|
|
- $filepath = $cacheDir .'/'.$thumbname;
|
|
- // Save image to cache.
|
|
- file_put_contents($filepath, $content);
|
|
- if (resizeImage($filepath))
|
|
- {
|
|
- header('Content-Type: image/jpeg');
|
|
- echo file_get_contents($filepath);
|
|
- return;
|
|
- }
|
|
- }
|
|
+ list($headers, $content) = get_http_response($url,30); // We allow 30 seconds max to download (and downloads are limited to 4 Mb)
|
|
+ if (strpos($headers[0], '200 OK') !== false)
|
|
+ {
|
|
+ // Extract the link to the thumbnail
|
|
+ $doc = new DOMDocument();
|
|
+ libxml_use_internal_errors(true);
|
|
+ $doc->loadHTML($content);
|
|
+ foreach( $doc->getElementsByTagName('meta') as $meta )
|
|
+ if ($meta->getAttribute('property') == 'og:image')
|
|
+ $imageurl=$meta->getAttribute('content');
|
|
+
|
|
+ if (!empty($imageurl))
|
|
+ { // Let's download the image.
|
|
+ list($headers, $content) = get_http_response($imageurl, 20);
|
|
+ if (strpos($headers[0], '200 OK') !== false)
|
|
+ {
|
|
+ $filepath = $conf->get('resource.thumbnails_cache').'/'.$thumbname;
|
|
+ file_put_contents($filepath,$content); // Save image to cache.
|
|
+ if (resizeImage($filepath))
|
|
+ {
|
|
+ header('Content-Type: image/jpeg');
|
|
+ echo file_get_contents($filepath);
|
|
+ return;
|
|
+ }
|
|
+ }
|
|
+ }
|
|
+ }
|
|
}
|
|
|
|
|