<?php
-// Shaarli 0.5.1 - Shaare your links...
-// The personal, minimalist, super-fast, no-database Delicious clone. By sebsauvage.net
-// http://sebsauvage.net/wiki/doku.php?id=php:shaarli
-// Licence: http://www.opensource.org/licenses/zlib-license.php
-// Requires: PHP 5.3.x
-// -----------------------------------------------------------------------------------------------
+/**
+ * Shaarli v0.5.4 - Shaare your links...
+ *
+ * The personal, minimalist, super-fast, no-database Delicious clone.
+ *
+ * Friendly fork by the Shaarli community:
+ * - https://github.com/shaarli/Shaarli
+ *
+ * Original project by sebsauvage.net:
+ * - http://sebsauvage.net/wiki/doku.php?id=php:shaarli
+ * - https://github.com/sebsauvage/Shaarli
+ *
+ * Licence: http://www.opensource.org/licenses/zlib-license.php
+ *
+ * Requires: PHP 5.3.x
+ */
// Set 'UTC' as the default timezone if it is not defined in php.ini
// See http://php.net/manual/en/datetime.configuration.php#ini.date.timezone
$GLOBALS['config']['ENABLE_RSS_PERMALINKS'] = true; // Enable RSS permalinks by default. This corresponds to the default behavior of shaarli before this was added as an option.
$GLOBALS['config']['HIDE_PUBLIC_LINKS'] = false;
// -----------------------------------------------------------------------------------------------
-define('shaarli_version','0.5.1');
+define('shaarli_version', '0.5.4');
// http://server.com/x/shaarli --> /shaarli/
define('WEB_PATH', substr($_SERVER["REQUEST_URI"], 0, 1+strrpos($_SERVER["REQUEST_URI"], '/', 0)));
// Shaarli library
require_once 'application/Cache.php';
require_once 'application/CachedPage.php';
+require_once 'application/HttpUtils.php';
require_once 'application/LinkDB.php';
require_once 'application/TimeZone.php';
require_once 'application/Url.php';
// Prevent PHP form using sessionID in URL if cookies are disabled.
ini_set('session.use_trans_sid', false);
-// Regenerate session id if invalid or not defined in cookie.
-if (isset($_COOKIE['shaarli']) && !is_session_id_valid($_COOKIE['shaarli'])) {
- $_COOKIE['shaarli'] = uniqid();
-}
session_name('shaarli');
// Start session if needed (Some server auto-start sessions).
if (session_id() == '') {
session_start();
}
+// Regenerate session ID if invalid or not defined in cookie.
+if (isset($_COOKIE['shaarli']) && !is_session_id_valid($_COOKIE['shaarli'])) {
+ session_regenerate_id(true);
+ $_COOKIE['shaarli'] = session_id();
+}
+
include "inc/rain.tpl.class.php"; //include Rain TPL
raintpl::$tpl_dir = $GLOBALS['config']['RAINTPL_TPL']; // template directory
raintpl::$cache_dir = $GLOBALS['config']['RAINTPL_TMP']; // cache directory
if (!is_writable(realpath(dirname(__FILE__)))) die('<pre>ERROR: Shaarli does not have the right to write in its own directory.</pre>');
// Handling of old config file which do not have the new parameters.
-if (empty($GLOBALS['title'])) $GLOBALS['title']='Shared links on '.escape(indexUrl());
+if (empty($GLOBALS['title'])) $GLOBALS['title']='Shared links on '.escape(index_url($_SERVER));
if (empty($GLOBALS['timezone'])) $GLOBALS['timezone']=date_default_timezone_get();
if (empty($GLOBALS['redirector'])) $GLOBALS['redirector']='';
if (empty($GLOBALS['disablesessionprotection'])) $GLOBALS['disablesessionprotection']=false;
// Get latest version number at most once a day.
if (!is_file($GLOBALS['config']['UPDATECHECK_FILENAME']) || (filemtime($GLOBALS['config']['UPDATECHECK_FILENAME'])<time()-($GLOBALS['config']['UPDATECHECK_INTERVAL'])))
{
- $version=shaarli_version;
- list($httpstatus,$headers,$data) = getHTTP('https://raw.githubusercontent.com/shaarli/Shaarli/master/shaarli_version.php',2);
- if (strpos($httpstatus,'200 OK')!==false) $version=str_replace(' */ ?>','',str_replace('<?php /* ','',$data));
+ $version = shaarli_version;
+ list($headers, $data) = get_http_url('https://raw.githubusercontent.com/shaarli/Shaarli/master/shaarli_version.php', 2);
+ if (strpos($headers[0], '200 OK') !== false) {
+ $version = str_replace(' */ ?>', '', str_replace('<?php /* ', '', $data));
+ }
// If failed, never mind. We don't want to bother the user with that.
file_put_contents($GLOBALS['config']['UPDATECHECK_FILENAME'],$version); // touch file date
}
{
$p = new Publisher($GLOBALS['config']['PUBSUBHUB_URL']);
$topic_url = array (
- indexUrl().'?do=atom',
- indexUrl().'?do=rss'
+ index_url($_SERVER).'?do=atom',
+ index_url($_SERVER).'?do=rss'
);
$p->publish_update($topic_url);
}
// ------------------------------------------------------------------------------------------
// Misc utility functions:
-// Returns the server URL (including port and http/https), without path.
-// e.g. "http://myserver.com:8080"
-// You can append $_SERVER['SCRIPT_NAME'] to get the current script URL.
-function serverUrl()
-{
- $https = (!empty($_SERVER['HTTPS']) && (strtolower($_SERVER['HTTPS'])=='on')) || $_SERVER["SERVER_PORT"]=='443'; // HTTPS detection.
- $serverport = ($_SERVER["SERVER_PORT"]=='80' || ($https && $_SERVER["SERVER_PORT"]=='443') ? '' : ':'.$_SERVER["SERVER_PORT"]);
- return 'http'.($https?'s':'').'://'.$_SERVER['SERVER_NAME'].$serverport;
-}
-
-// Returns the absolute URL of current script, without the query.
-// (e.g. http://sebsauvage.net/links/)
-function indexUrl()
-{
- $scriptname = $_SERVER["SCRIPT_NAME"];
- // If the script is named 'index.php', we remove it (for better looking URLs,
- // e.g. http://mysite.com/shaarli/?abcde instead of http://mysite.com/shaarli/index.php?abcde)
- if (endswith($scriptname,'index.php')) $scriptname = substr($scriptname,0,strlen($scriptname)-9);
- return serverUrl() . $scriptname;
-}
-
-// Returns the absolute URL of current script, WITH the query.
-// (e.g. http://sebsauvage.net/links/?toto=titi&spamspamspam=humbug)
-function pageUrl()
-{
- return indexUrl().(!empty($_SERVER["QUERY_STRING"]) ? '?'.$_SERVER["QUERY_STRING"] : '');
-}
-
// Convert post_max_size/upload_max_filesize (e.g. '16M') parameters to bytes.
function return_bytes($val)
{
return date('c',linkdate2timestamp($linkdate)); // 'c' is for ISO 8601 date format.
}
-// Parse HTTP response headers and return an associative array.
-function http_parse_headers_shaarli( $headers )
-{
- $res=array();
- foreach($headers as $header)
- {
- $i = strpos($header,': ');
- if ($i!==false)
- {
- $key=substr($header,0,$i);
- $value=substr($header,$i+2,strlen($header)-$i-2);
- $res[$key]=$value;
- }
- }
- return $res;
-}
-
-/* GET an URL.
- Input: $url : URL to get (http://...)
- $timeout : Network timeout (will wait this many seconds for an anwser before giving up).
- Output: An array. [0] = HTTP status message (e.g. "HTTP/1.1 200 OK") or error message
- [1] = associative array containing HTTP response headers (e.g. echo getHTTP($url)[1]['Content-Type'])
- [2] = data
- Example: list($httpstatus,$headers,$data) = getHTTP('http://sebauvage.net/');
- if (strpos($httpstatus,'200 OK')!==false)
- echo 'Data type: '.htmlspecialchars($headers['Content-Type']);
- else
- echo 'There was an error: '.htmlspecialchars($httpstatus)
-*/
-function getHTTP($url,$timeout=30)
-{
- try
- {
- $options = array('http'=>array('method'=>'GET','timeout' => $timeout, 'user_agent' => 'Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:23.0) Gecko/20100101 Firefox/23.0')); // Force network timeout
- $context = stream_context_create($options);
- $data=file_get_contents($url,false,$context,-1, 4000000); // We download at most 4 Mb from source.
- if (!$data) { return array('HTTP Error',array(),''); }
- $httpStatus=$http_response_header[0]; // e.g. "HTTP/1.1 200 OK"
- $responseHeaders=http_parse_headers_shaarli($http_response_header);
- return array($httpStatus,$responseHeaders,$data);
- }
- catch (Exception $e) // getHTTP *can* fail silently (we don't care if the title cannot be fetched)
- {
- return array($e->getMessage(),'','');
- }
-}
-
// Extract title from an HTML document.
// (Returns an empty string if not found.)
function html_extract_title($html)
{
$this->tpl = new RainTPL;
$this->tpl->assign('newversion',escape(checkUpdate()));
- $this->tpl->assign('feedurl',escape(indexUrl()));
+ $this->tpl->assign('feedurl',escape(index_url($_SERVER)));
$searchcrits=''; // Search criteria
if (!empty($_GET['searchtags'])) $searchcrits.='&searchtags='.urlencode($_GET['searchtags']);
elseif (!empty($_GET['searchterm'])) $searchcrits.='&searchterm='.urlencode($_GET['searchterm']);
$this->tpl->assign('searchcrits',$searchcrits);
- $this->tpl->assign('source',indexUrl());
+ $this->tpl->assign('source',index_url($_SERVER));
$this->tpl->assign('version',shaarli_version);
- $this->tpl->assign('scripturl',indexUrl());
+ $this->tpl->assign('scripturl',index_url($_SERVER));
$this->tpl->assign('pagetitle','Shaarli');
$this->tpl->assign('privateonly',!empty($_SESSION['privateonly'])); // Show only private links?
if (!empty($GLOBALS['title'])) $this->tpl->assign('pagetitle',$GLOBALS['title']);
$query = $_SERVER["QUERY_STRING"];
$cache = new CachedPage(
$GLOBALS['config']['PAGECACHE'],
- pageUrl(),
+ page_url($_SERVER),
startsWith($query,'do=rss') && !isLoggedIn()
);
$cached = $cache->cachedVersion();
$nblinksToDisplay = $_GET['nb']=='all' ? count($linksToDisplay) : max($_GET['nb']+0,1) ;
}
- $pageaddr=escape(indexUrl());
+ $pageaddr=escape(index_url($_SERVER));
echo '<?xml version="1.0" encoding="UTF-8"?><rss version="2.0" xmlns:content="http://purl.org/rss/1.0/modules/content/">';
echo '<channel><title>'.$GLOBALS['title'].'</title><link>'.$pageaddr.'</link>';
echo '<description>Shared links</description><language>en-en</language><copyright>'.$pageaddr.'</copyright>'."\n\n";
echo '<description><![CDATA['.nl2br(keepMultipleSpaces(text2clickable($link['description']))).$descriptionlink.']]></description>'."\n</item>\n";
$i++;
}
- echo '</channel></rss><!-- Cached version of '.escape(pageUrl()).' -->';
+ echo '</channel></rss><!-- Cached version of '.escape(page_url($_SERVER)).' -->';
$cache->cache(ob_get_contents());
ob_end_flush();
$query = $_SERVER["QUERY_STRING"];
$cache = new CachedPage(
$GLOBALS['config']['PAGECACHE'],
- pageUrl(),
+ page_url($_SERVER),
startsWith($query,'do=atom') && !isLoggedIn()
);
$cached = $cache->cachedVersion();
$nblinksToDisplay = $_GET['nb']=='all' ? count($linksToDisplay) : max($_GET['nb']+0,1) ;
}
- $pageaddr=escape(indexUrl());
+ $pageaddr=escape(index_url($_SERVER));
$latestDate = '';
$entries='';
$i=0;
$feed='<?xml version="1.0" encoding="UTF-8"?><feed xmlns="http://www.w3.org/2005/Atom">';
$feed.='<title>'.$GLOBALS['title'].'</title>';
if (!$GLOBALS['config']['HIDE_TIMESTAMPS'] || isLoggedIn()) $feed.='<updated>'.escape($latestDate).'</updated>';
- $feed.='<link rel="self" href="'.escape(serverUrl().$_SERVER["REQUEST_URI"]).'" />';
+ $feed.='<link rel="self" href="'.escape(server_url($_SERVER).$_SERVER["REQUEST_URI"]).'" />';
if (!empty($GLOBALS['config']['PUBSUBHUB_URL']))
{
$feed.='<!-- PubSubHubbub Discovery -->';
$feed.='<author><name>'.$pageaddr.'</name><uri>'.$pageaddr.'</uri></author>';
$feed.='<id>'.$pageaddr.'</id>'."\n\n"; // Yes, I know I should use a real IRI (RFC3987), but the site URL will do.
$feed.=$entries;
- $feed.='</feed><!-- Cached version of '.escape(pageUrl()).' -->';
+ $feed.='</feed><!-- Cached version of '.escape(page_url($_SERVER)).' -->';
echo $feed;
$cache->cache(ob_get_contents());
$query = $_SERVER["QUERY_STRING"];
$cache = new CachedPage(
$GLOBALS['config']['PAGECACHE'],
- pageUrl(),
+ page_url($_SERVER),
startsWith($query,'do=dailyrss') && !isLoggedIn()
);
$cached = $cache->cachedVersion();
// Build the RSS feed.
header('Content-Type: application/rss+xml; charset=utf-8');
- $pageaddr = escape(indexUrl());
+ $pageaddr = escape(index_url($_SERVER));
echo '<?xml version="1.0" encoding="UTF-8"?><rss version="2.0">';
echo '<channel>';
echo '<title>Daily - '. $GLOBALS['title'] . '</title>';
foreach ($days as $day => $linkdates) {
$daydate = linkdate2timestamp($day.'_000000'); // Full text date
$rfc822date = linkdate2rfc822($day.'_000000');
- $absurl = escape(indexUrl().'?do=daily&day='.$day); // Absolute URL of the corresponding "Daily" page.
+ $absurl = escape(index_url($_SERVER).'?do=daily&day='.$day); // Absolute URL of the corresponding "Daily" page.
// Build the HTML body of this RSS entry.
$html = '';
$l['thumbnail'] = thumbnail($l['url']);
$l['timestamp'] = linkdate2timestamp($l['linkdate']);
if (startsWith($l['url'], '?')) {
- $l['url'] = indexUrl() . $l['url']; // make permalink URL absolute
+ $l['url'] = index_url($_SERVER) . $l['url']; // make permalink URL absolute
}
$links[$linkdate] = $l;
}
echo $html . PHP_EOL;
}
- echo '</channel></rss><!-- Cached version of '. escape(pageUrl()) .' -->';
+ echo '</channel></rss><!-- Cached version of '. escape(page_url($_SERVER)) .' -->';
$cache->cache(ob_get_contents());
ob_end_flush();
{
$PAGE = new pageBuilder;
$PAGE->assign('linkcount',count($LINKSDB));
- $PAGE->assign('pageabsaddr',indexUrl());
+ $PAGE->assign('pageabsaddr',index_url($_SERVER));
$PAGE->renderPage('tools');
exit;
}
// -------- User want to post a new link: Display link edit form.
if (isset($_GET['post'])) {
- $url = new Url($_GET['post']);
- $url->cleanup();
+ $url = cleanup_url($_GET['post']);
$link_is_new = false;
- $link = $LINKSDB->getLinkFromUrl($url); // Check if URL is not already in database (in this case, we will edit the existing link)
+ // Check if URL is not already in database (in this case, we will edit the existing link)
+ $link = $LINKSDB->getLinkFromUrl($url);
if (!$link)
{
- $link_is_new = true; // This is a new link
+ $link_is_new = true;
$linkdate = strval(date('Ymd_His'));
- $title = (empty($_GET['title']) ? '' : $_GET['title'] ); // Get title if it was provided in URL (by the bookmarklet).
- $description = (empty($_GET['description']) ? '' : $_GET['description']); // Get description if it was provided in URL (by the bookmarklet). [Bronco added that]
- $tags = (empty($_GET['tags']) ? '' : $_GET['tags'] ); // Get tags if it was provided in URL
- $private = (!empty($_GET['private']) && $_GET['private'] === "1" ? 1 : 0); // Get private if it was provided in URL
- if (($url!='') && parse_url($url,PHP_URL_SCHEME)=='') $url = 'http://'.$url;
- // If this is an HTTP link, we try go get the page to extract the title (otherwise we will to straight to the edit form.)
- if (empty($title) && parse_url($url,PHP_URL_SCHEME)=='http')
- {
- list($status,$headers,$data) = getHTTP($url,4); // Short timeout to keep the application responsive.
+ // Get title if it was provided in URL (by the bookmarklet).
+ $title = (empty($_GET['title']) ? '' : $_GET['title'] );
+ // Get description if it was provided in URL (by the bookmarklet). [Bronco added that]
+ $description = (empty($_GET['description']) ? '' : $_GET['description']);
+ $tags = (empty($_GET['tags']) ? '' : $_GET['tags'] );
+ $private = (!empty($_GET['private']) && $_GET['private'] === "1" ? 1 : 0);
+ // If this is an HTTP(S) link, we try go get the page to extract the title (otherwise we will to straight to the edit form.)
+ if (empty($title) && strpos(get_url_scheme($url), 'http') !== false) {
+ // Short timeout to keep the application responsive
+ list($headers, $data) = get_http_url($url, 4);
// FIXME: Decode charset according to specified in either 1) HTTP response headers or 2) <head> in html
- if (strpos($status,'200 OK')!==false)
- {
- // Look for charset in html header.
- preg_match('#<meta .*charset=.*>#Usi', $data, $meta);
-
- // If found, extract encoding.
- if (!empty($meta[0]))
- {
- // Get encoding specified in header.
- preg_match('#charset="?(.*)"#si', $meta[0], $enc);
- // If charset not found, use utf-8.
- $html_charset = (!empty($enc[1])) ? strtolower($enc[1]) : 'utf-8';
- }
- else { $html_charset = 'utf-8'; }
-
- // Extract title
- $title = html_extract_title($data);
- if (!empty($title))
- {
- // Re-encode title in utf-8 if necessary.
- $title = ($html_charset == 'iso-8859-1') ? utf8_encode($title) : $title;
- }
- }
+ if (strpos($headers[0], '200 OK') !== false) {
+ // Look for charset in html header.
+ preg_match('#<meta .*charset=.*>#Usi', $data, $meta);
+
+ // If found, extract encoding.
+ if (!empty($meta[0])) {
+ // Get encoding specified in header.
+ preg_match('#charset="?(.*)"#si', $meta[0], $enc);
+ // If charset not found, use utf-8.
+ $html_charset = (!empty($enc[1])) ? strtolower($enc[1]) : 'utf-8';
+ }
+ else {
+ $html_charset = 'utf-8';
+ }
+
+ // Extract title
+ $title = html_extract_title($data);
+ if (!empty($title)) {
+ // Re-encode title in utf-8 if necessary.
+ $title = ($html_charset == 'iso-8859-1') ? utf8_encode($title) : $title;
+ }
+ }
}
- if ($url=='') // In case of empty URL, this is just a text (with a link that points to itself)
- {
- $url='?'.smallHash($linkdate);
- $title='Note: ';
+ if ($url == '') {
+ $url = '?' . smallHash($linkdate);
+ $title = 'Note: ';
}
- $link = array('linkdate'=>$linkdate,'title'=>$title,'url'=>$url,'description'=>$description,'tags'=>$tags,'private'=>$private);
+ $link = array(
+ 'linkdate' => $linkdate,
+ 'title' => $title,
+ 'url' => $url,
+ 'description' => $description,
+ 'tags' => $tags,
+ 'private' => $private
+ );
}
$PAGE = new pageBuilder;
if ($link["url"][0] === '?' && // Check for both signs of a note: starting with ? and 7 chars long. I doubt that you'll post any links that look like this.
strlen($link["url"]) === 7) {
- $link["url"] = indexUrl() . $link["url"];
+ $link["url"] = index_url($_SERVER) . $link["url"];
}
$linkDisp[$keys[$i]] = $link;
if ("/talks/" !== substr($path,0,7)) return array(); // This is not a single video URL.
}
$sign = hash_hmac('sha256', $url, $GLOBALS['salt']); // We use the salt to sign data (it's random, secret, and specific to each installation)
- return array('src'=>indexUrl().'?do=genthumbnail&hmac='.$sign.'&url='.urlencode($url),
+ return array('src'=>index_url($_SERVER).'?do=genthumbnail&hmac='.$sign.'&url='.urlencode($url),
'href'=>$href,'width'=>'120','style'=>'height:auto;','alt'=>'thumbnail');
}
if ($ext=='jpg' || $ext=='jpeg' || $ext=='png' || $ext=='gif')
{
$sign = hash_hmac('sha256', $url, $GLOBALS['salt']); // We use the salt to sign data (it's random, secret, and specific to each installation)
- return array('src'=>indexUrl().'?do=genthumbnail&hmac='.$sign.'&url='.urlencode($url),
+ return array('src'=>index_url($_SERVER).'?do=genthumbnail&hmac='.$sign.'&url='.urlencode($url),
'href'=>$href,'width'=>'120','style'=>'height:auto;','alt'=>'thumbnail');
}
return array(); // No thumbnail.
if (!isset($_SESSION['session_tested']))
{ // Step 1 : Try to store data in session and reload page.
$_SESSION['session_tested'] = 'Working'; // Try to set a variable in session.
- header('Location: '.indexUrl().'?test_session'); // Redirect to check stored data.
+ header('Location: '.index_url($_SERVER).'?test_session'); // Redirect to check stored data.
}
if (isset($_GET['test_session']))
{ // Step 3: Sessions are OK. Remove test parameter from URL.
- header('Location: '.indexUrl());
+ header('Location: '.index_url($_SERVER));
}
$GLOBALS['login'] = $_POST['setlogin'];
$GLOBALS['salt'] = sha1(uniqid('',true).'_'.mt_rand()); // Salt renders rainbow-tables attacks useless.
$GLOBALS['hash'] = sha1($_POST['setpassword'].$GLOBALS['login'].$GLOBALS['salt']);
- $GLOBALS['title'] = (empty($_POST['title']) ? 'Shared links on '.escape(indexUrl()) : $_POST['title'] );
+ $GLOBALS['title'] = (empty($_POST['title']) ? 'Shared links on '.escape(index_url($_SERVER)) : $_POST['title'] );
$GLOBALS['config']['ENABLE_UPDATECHECK'] = !empty($_POST['updateCheck']);
try {
writeConfig($GLOBALS, isLoggedIn());
}
else // This is a flickr page (html)
{
- list($httpstatus,$headers,$data) = getHTTP($url,20); // Get the flickr html page.
- if (strpos($httpstatus,'200 OK')!==false)
+ // Get the flickr html page.
+ list($headers, $data) = get_http_url($url, 20);
+ if (strpos($headers[0], '200 OK') !== false)
{
// flickr now nicely provides the URL of the thumbnail in each flickr page.
preg_match('!<link rel=\"image_src\" href=\"(.+?)\"!',$data,$matches);
if ($imageurl!='')
{ // Let's download the image.
- list($httpstatus,$headers,$data) = getHTTP($imageurl,10); // Image is 240x120, so 10 seconds to download should be enough.
- if (strpos($httpstatus,'200 OK')!==false)
- {
+ // Image is 240x120, so 10 seconds to download should be enough.
+ list($headers, $data) = get_http_url($imageurl, 10);
+ if (strpos($headers[0], '200 OK') !== false) {
file_put_contents($GLOBALS['config']['CACHEDIR'].'/'.$thumbname,$data); // Save image to cache.
header('Content-Type: image/jpeg');
echo $data;
// This is more complex: we have to perform a HTTP request, then parse the result.
// Maybe we should deport this to JavaScript ? Example: http://stackoverflow.com/questions/1361149/get-img-thumbnails-from-vimeo/4285098#4285098
$vid = substr(parse_url($url,PHP_URL_PATH),1);
- list($httpstatus,$headers,$data) = getHTTP('https://vimeo.com/api/v2/video/'.escape($vid).'.php',5);
- if (strpos($httpstatus,'200 OK')!==false)
- {
+ list($headers, $data) = get_http_url('https://vimeo.com/api/v2/video/'.escape($vid).'.php', 5);
+ if (strpos($headers[0], '200 OK') !== false) {
$t = unserialize($data);
$imageurl = $t[0]['thumbnail_medium'];
// Then we download the image and serve it to our client.
- list($httpstatus,$headers,$data) = getHTTP($imageurl,10);
- if (strpos($httpstatus,'200 OK')!==false)
- {
+ list($headers, $data) = get_http_url($imageurl, 10);
+ if (strpos($headers[0], '200 OK') !== false) {
file_put_contents($GLOBALS['config']['CACHEDIR'].'/'.$thumbname,$data); // Save image to cache.
header('Content-Type: image/jpeg');
echo $data;
// The thumbnail for TED talks is located in the <link rel="image_src" [...]> tag on that page
// http://www.ted.com/talks/mikko_hypponen_fighting_viruses_defending_the_net.html
// <link rel="image_src" href="http://images.ted.com/images/ted/28bced335898ba54d4441809c5b1112ffaf36781_389x292.jpg" />
- list($httpstatus,$headers,$data) = getHTTP($url,5);
- if (strpos($httpstatus,'200 OK')!==false)
- {
+ list($headers, $data) = get_http_url($url, 5);
+ if (strpos($headers[0], '200 OK') !== false) {
// Extract the link to the thumbnail
preg_match('!link rel="image_src" href="(http://images.ted.com/images/ted/.+_\d+x\d+\.jpg)"!',$data,$matches);
if (!empty($matches[1]))
{ // Let's download the image.
$imageurl=$matches[1];
- list($httpstatus,$headers,$data) = getHTTP($imageurl,20); // No control on image size, so wait long enough.
- if (strpos($httpstatus,'200 OK')!==false)
- {
+ // No control on image size, so wait long enough
+ list($headers, $data) = get_http_url($imageurl, 20);
+ if (strpos($headers[0], '200 OK') !== false) {
$filepath=$GLOBALS['config']['CACHEDIR'].'/'.$thumbname;
file_put_contents($filepath,$data); // Save image to cache.
if (resizeImage($filepath))
// There is no thumbnail available for xkcd comics, so download the whole image and resize it.
// http://xkcd.com/327/
// <img src="http://imgs.xkcd.com/comics/exploits_of_a_mom.png" title="<BLABLA>" alt="<BLABLA>" />
- list($httpstatus,$headers,$data) = getHTTP($url,5);
- if (strpos($httpstatus,'200 OK')!==false)
- {
+ list($headers, $data) = get_http_url($url, 5);
+ if (strpos($headers[0], '200 OK') !== false) {
// Extract the link to the thumbnail
preg_match('!<img src="(http://imgs.xkcd.com/comics/.*)" title="[^s]!',$data,$matches);
if (!empty($matches[1]))
{ // Let's download the image.
$imageurl=$matches[1];
- list($httpstatus,$headers,$data) = getHTTP($imageurl,20); // No control on image size, so wait long enough.
- if (strpos($httpstatus,'200 OK')!==false)
- {
+ // No control on image size, so wait long enough
+ list($headers, $data) = get_http_url($imageurl, 20);
+ if (strpos($headers[0], '200 OK') !== false) {
$filepath=$GLOBALS['config']['CACHEDIR'].'/'.$thumbname;
file_put_contents($filepath,$data); // Save image to cache.
if (resizeImage($filepath))
else
{
// For all other domains, we try to download the image and make a thumbnail.
- list($httpstatus,$headers,$data) = getHTTP($url,30); // We allow 30 seconds max to download (and downloads are limited to 4 Mb)
- if (strpos($httpstatus,'200 OK')!==false)
- {
+ // We allow 30 seconds max to download (and downloads are limited to 4 Mb)
+ list($headers, $data) = get_http_url($url, 30);
+ if (strpos($headers[0], '200 OK') !== false) {
$filepath=$GLOBALS['config']['CACHEDIR'].'/'.$thumbname;
file_put_contents($filepath,$data); // Save image to cache.
if (resizeImage($filepath))