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author | Emilien Klein <emilien@klein.st> | 2011-11-19 13:51:57 +0100 |
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committer | Emilien Klein <emilien@klein.st> | 2011-11-19 13:51:57 +0100 |
commit | 05f41b062a76238545ace056fc1cab9acd1deb1a (patch) | |
tree | c43463e25140e1f54fc53ea2c27a2aad3285720d /index.php | |
parent | 751aaefec215e9e55d0fb4d5e4c25f398c3cc8d3 (diff) | |
download | Shaarli-05f41b062a76238545ace056fc1cab9acd1deb1a.tar.gz Shaarli-05f41b062a76238545ace056fc1cab9acd1deb1a.tar.zst Shaarli-05f41b062a76238545ace056fc1cab9acd1deb1a.zip |
Added: Support for TED Talks (ted.com/talks) thumbnails
Diffstat (limited to 'index.php')
-rw-r--r-- | index.php | 41 |
1 files changed, 39 insertions, 2 deletions
@@ -1515,13 +1515,21 @@ function thumbnail($url,$href=false) | |||
1515 | 1515 | ||
1516 | if (!$GLOBALS['config']['ENABLE_LOCALCACHE']) return ''; // If local cache is disabled, no thumbnails for services which require the use a local cache. | 1516 | if (!$GLOBALS['config']['ENABLE_LOCALCACHE']) return ''; // If local cache is disabled, no thumbnails for services which require the use a local cache. |
1517 | 1517 | ||
1518 | if ($domain=='flickr.com' || endsWith($domain,'.flickr.com') || $domain=='vimeo.com') | 1518 | if ($domain=='flickr.com' || endsWith($domain,'.flickr.com') |
1519 | || $domain=='vimeo.com' | ||
1520 | || $domain=='ted.com' || endsWith($domain,'.ted.com') | ||
1521 | ) | ||
1519 | { | 1522 | { |
1520 | if ($domain=='vimeo.com') | 1523 | if ($domain=='vimeo.com') |
1521 | { // Make sure this vimeo url points to a video (/xxx... where xxx is numeric) | 1524 | { // Make sure this vimeo url points to a video (/xxx... where xxx is numeric) |
1522 | $path = parse_url($url,PHP_URL_PATH); | 1525 | $path = parse_url($url,PHP_URL_PATH); |
1523 | if (!preg_match('!/\d+.+?!',$path)) return ''; // This is not a single video URL. | 1526 | if (!preg_match('!/\d+.+?!',$path)) return ''; // This is not a single video URL. |
1524 | } | 1527 | } |
1528 | if ($domain=='ted.com' || endsWith($domain,'.ted.com')) | ||
1529 | { // Make sure this TED url points to a video (/talks/...) | ||
1530 | $path = parse_url($url,PHP_URL_PATH); | ||
1531 | if ("/talks/" !== substr($path,0,7)) return ''; // This is not a single video URL. | ||
1532 | } | ||
1525 | $sign = hash_hmac('sha256', $url, $GLOBALS['salt']); // We use the salt to sign data (it's random, secret, and specific to each installation) | 1533 | $sign = hash_hmac('sha256', $url, $GLOBALS['salt']); // We use the salt to sign data (it's random, secret, and specific to each installation) |
1526 | return '<a href="'.htmlspecialchars($href).'"><img src="?do=genthumbnail&hmac='.htmlspecialchars($sign).'&url='.urlencode($url).'" width="120" style="height:auto;"></a>'; | 1534 | return '<a href="'.htmlspecialchars($href).'"><img src="?do=genthumbnail&hmac='.htmlspecialchars($sign).'&url='.urlencode($url).'" width="120" style="height:auto;"></a>'; |
1527 | } | 1535 | } |
@@ -1881,6 +1889,35 @@ function genThumbnail() | |||
1881 | } | 1889 | } |
1882 | } | 1890 | } |
1883 | } | 1891 | } |
1892 | |||
1893 | if ($domain=='ted.com' || endsWith($domain,'.ted.com')) | ||
1894 | { | ||
1895 | // The thumbnail for TED talks is located in the <link rel="image_src" [...]> tag on that page | ||
1896 | // http://www.ted.com/talks/mikko_hypponen_fighting_viruses_defending_the_net.html | ||
1897 | // <link rel="image_src" href="http://images.ted.com/images/ted/28bced335898ba54d4441809c5b1112ffaf36781_389x292.jpg" /> | ||
1898 | list($httpstatus,$headers,$data) = getHTTP($url,5); | ||
1899 | if (strpos($httpstatus,'200 OK')!==false) | ||
1900 | { | ||
1901 | // Extract the link to the thumbnail | ||
1902 | preg_match('!link rel="image_src" href="(http://images.ted.com/images/ted/.+_\d+x\d+\.jpg)[^s]!',$data,$matches); | ||
1903 | if (!empty($matches[1])) | ||
1904 | { // Let's download the image. | ||
1905 | $imageurl=$matches[1]; | ||
1906 | list($httpstatus,$headers,$data) = getHTTP($imageurl,20); // No control on image size, so wait long enough. | ||
1907 | if (strpos($httpstatus,'200 OK')!==false) | ||
1908 | { | ||
1909 | $filepath=$GLOBALS['config']['CACHEDIR'].'/'.$thumbname; | ||
1910 | file_put_contents($filepath,$data); // Save image to cache. | ||
1911 | if (resizeImage($filepath)) | ||
1912 | { | ||
1913 | header('Content-Type: image/jpeg'); | ||
1914 | echo file_get_contents($filepath); | ||
1915 | return; | ||
1916 | } | ||
1917 | } | ||
1918 | } | ||
1919 | } | ||
1920 | } | ||
1884 | 1921 | ||
1885 | // For all other domains, we try to download the image and make a thumbnail. | 1922 | // For all other domains, we try to download the image and make a thumbnail. |
1886 | list($httpstatus,$headers,$data) = getHTTP($url,30); // We allow 30 seconds max to download (and downloads are limited to 4 Mb) | 1923 | list($httpstatus,$headers,$data) = getHTTP($url,30); // We allow 30 seconds max to download (and downloads are limited to 4 Mb) |
@@ -1950,4 +1987,4 @@ if (!isset($_SESSION['LINKS_PER_PAGE'])) $_SESSION['LINKS_PER_PAGE']=$GLOBALS['c | |||
1950 | if (startswith($_SERVER["QUERY_STRING"],'do=rss')) { showRSS(); exit; } | 1987 | if (startswith($_SERVER["QUERY_STRING"],'do=rss')) { showRSS(); exit; } |
1951 | if (startswith($_SERVER["QUERY_STRING"],'do=atom')) { showATOM(); exit; } | 1988 | if (startswith($_SERVER["QUERY_STRING"],'do=atom')) { showATOM(); exit; } |
1952 | renderPage(); | 1989 | renderPage(); |
1953 | ?> \ No newline at end of file | 1990 | ?> |