<?php
/**
- * Shaarli v0.6.3 - Shaare your links...
+ * Shaarli v0.6.5 - Shaare your links...
*
* The personal, minimalist, super-fast, no-database Delicious clone.
*
/*
* PHP configuration
*/
-define('shaarli_version', '0.6.3');
+define('shaarli_version', '0.6.5');
// http://server.com/x/shaarli --> /shaarli/
define('WEB_PATH', substr($_SERVER["REQUEST_URI"], 0, 1+strrpos($_SERVER["REQUEST_URI"], '/', 0)));
require_once 'application/ApplicationUtils.php';
require_once 'application/Cache.php';
require_once 'application/CachedPage.php';
+require_once 'application/FeedBuilder.php';
require_once 'application/FileUtils.php';
require_once 'application/HttpUtils.php';
require_once 'application/LinkDB.php';
// a token depending of deployment salt, user password, and the current ip
define('STAY_SIGNED_IN_TOKEN', sha1($GLOBALS['hash'].$_SERVER["REMOTE_ADDR"].$GLOBALS['salt']));
-autoLocale($_SERVER['HTTP_ACCEPT_LANGUAGE']); // Sniff browser language and set date format accordingly.
+// Sniff browser language and set date format accordingly.
+if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
+ autoLocale($_SERVER['HTTP_ACCEPT_LANGUAGE']);
+}
header('Content-Type: text/html; charset=utf-8'); // We use UTF-8 for proper international characters handling.
//==================================================================================================
if (!empty($_GET['searchtags'])) {
$searchcrits .= '&searchtags=' . urlencode($_GET['searchtags']);
}
- elseif (!empty($_GET['searchterm'])) {
+ if (!empty($_GET['searchterm'])) {
$searchcrits .= '&searchterm=' . urlencode($_GET['searchterm']);
}
$this->tpl->assign('searchcrits', $searchcrits);
$this->tpl->assign($what,$where);
}
+ /**
+ * Assign an array of data to the template builder.
+ *
+ * @param array $data Data to assign.
+ *
+ * @return false if invalid data.
+ */
+ public function assignAll($data)
+ {
+ // Lazy initialization
+ if ($this->tpl === false) {
+ $this->initialize();
+ }
+
+ if (empty($data) || !is_array($data)){
+ return false;
+ }
+
+ foreach ($data as $key => $value) {
+ $this->assign($key, $value);
+ }
+ }
+
// Render a specific page (using a template).
// e.g. pb.renderPage('picwall')
public function renderPage($page)
}
}
-// ------------------------------------------------------------------------------------------
-// Output the last N links in RSS 2.0 format.
-function showRSS()
-{
- header('Content-Type: application/rss+xml; charset=utf-8');
-
- // $usepermalink : If true, use permalink instead of final link.
- // User just has to add 'permalink' in URL parameters. e.g. http://mysite.com/shaarli/?do=rss&permalinks
- // Also enabled through a config option
- $usepermalinks = isset($_GET['permalinks']) || !$GLOBALS['config']['ENABLE_RSS_PERMALINKS'];
-
- // Cache system
- $query = $_SERVER["QUERY_STRING"];
- $cache = new CachedPage(
- $GLOBALS['config']['PAGECACHE'],
- page_url($_SERVER),
- startsWith($query,'do=rss') && !isLoggedIn()
- );
- $cached = $cache->cachedVersion();
- if (! empty($cached)) {
- echo $cached;
- exit;
- }
-
- // If cached was not found (or not usable), then read the database and build the response:
- $LINKSDB = new LinkDB(
- $GLOBALS['config']['DATASTORE'],
- isLoggedIn(),
- $GLOBALS['config']['HIDE_PUBLIC_LINKS'],
- $GLOBALS['redirector']
- );
- // Read links from database (and filter private links if user it not logged in).
-
- // Optionally filter the results:
- if (!empty($_GET['searchterm'])) {
- $linksToDisplay = $LINKSDB->filter(LinkFilter::$FILTER_TEXT, $_GET['searchterm']);
- }
- elseif (!empty($_GET['searchtags'])) {
- $linksToDisplay = $LINKSDB->filter(LinkFilter::$FILTER_TAG, trim($_GET['searchtags']));
- }
- else {
- $linksToDisplay = $LINKSDB;
- }
-
- $nblinksToDisplay = 50; // Number of links to display.
- // In URL, you can specificy the number of links. Example: nb=200 or nb=all for all links.
- if (!empty($_GET['nb'])) {
- $nblinksToDisplay = $_GET['nb'] == 'all' ? count($linksToDisplay) : max(intval($_GET['nb']), 1);
- }
-
- $pageaddr = escape(index_url($_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>'.$pageaddr.'</copyright>'."\n\n";
- if (!empty($GLOBALS['config']['PUBSUBHUB_URL']))
- {
- echo '<!-- PubSubHubbub Discovery -->';
- echo '<link rel="hub" href="'.escape($GLOBALS['config']['PUBSUBHUB_URL']).'" xmlns="http://www.w3.org/2005/Atom" />';
- echo '<link rel="self" href="'.$pageaddr.'?do=rss" xmlns="http://www.w3.org/2005/Atom" />';
- echo '<!-- End Of PubSubHubbub Discovery -->';
- }
- $i=0;
- $keys=array(); foreach($linksToDisplay as $key=>$value) { $keys[]=$key; } // No, I can't use array_keys().
- while ($i<$nblinksToDisplay && $i<count($keys))
- {
- $link = $linksToDisplay[$keys[$i]];
- $guid = $pageaddr.'?'.smallHash($link['linkdate']);
- $date = DateTime::createFromFormat(LinkDB::LINK_DATE_FORMAT, $link['linkdate']);
- $absurl = $link['url'];
- if (startsWith($absurl,'?')) $absurl=$pageaddr.$absurl; // make permalink URL absolute
- if ($usepermalinks===true)
- echo '<item><title>'.$link['title'].'</title><guid isPermaLink="true">'.$guid.'</guid><link>'.$guid.'</link>';
- else
- echo '<item><title>'.$link['title'].'</title><guid isPermaLink="false">'.$guid.'</guid><link>'.$absurl.'</link>';
- if (!$GLOBALS['config']['HIDE_TIMESTAMPS'] || isLoggedIn()) {
- echo '<pubDate>'.escape($date->format(DateTime::RSS))."</pubDate>\n";
- }
- if ($link['tags']!='') // Adding tags to each RSS entry (as mentioned in RSS specification)
- {
- foreach(explode(' ',$link['tags']) as $tag) { echo '<category domain="'.$pageaddr.'">'.$tag.'</category>'."\n"; }
- }
-
- // Add permalink in description
- $descriptionlink = '(<a href="'.$guid.'">Permalink</a>)';
- // If user wants permalinks first, put the final link in description
- if ($usepermalinks===true) $descriptionlink = '(<a href="'.$absurl.'">Link</a>)';
- if (strlen($link['description'])>0) $descriptionlink = '<br>'.$descriptionlink;
- echo '<description><![CDATA['.
- format_description($link['description'], $GLOBALS['redirector']) .
- $descriptionlink . ']]></description>' . "\n</item>\n";
- $i++;
- }
- echo '</channel></rss><!-- Cached version of '.escape(page_url($_SERVER)).' -->';
-
- $cache->cache(ob_get_contents());
- ob_end_flush();
- exit;
-}
-
-// ------------------------------------------------------------------------------------------
-// Output the last N links in ATOM format.
-function showATOM()
-{
- header('Content-Type: application/atom+xml; charset=utf-8');
-
- // $usepermalink : If true, use permalink instead of final link.
- // User just has to add 'permalink' in URL parameters. e.g. http://mysite.com/shaarli/?do=atom&permalinks
- $usepermalinks = isset($_GET['permalinks']) || !$GLOBALS['config']['ENABLE_RSS_PERMALINKS'];
-
- // Cache system
- $query = $_SERVER["QUERY_STRING"];
- $cache = new CachedPage(
- $GLOBALS['config']['PAGECACHE'],
- page_url($_SERVER),
- startsWith($query,'do=atom') && !isLoggedIn()
- );
- $cached = $cache->cachedVersion();
- if (!empty($cached)) {
- echo $cached;
- exit;
- }
-
- // If cached was not found (or not usable), then read the database and build the response:
- // Read links from database (and filter private links if used it not logged in).
- $LINKSDB = new LinkDB(
- $GLOBALS['config']['DATASTORE'],
- isLoggedIn(),
- $GLOBALS['config']['HIDE_PUBLIC_LINKS'],
- $GLOBALS['redirector']
- );
-
- // Optionally filter the results:
- if (!empty($_GET['searchterm'])) {
- $linksToDisplay = $LINKSDB->filter(LinkFilter::$FILTER_TEXT, $_GET['searchterm']);
- }
- else if (!empty($_GET['searchtags'])) {
- $linksToDisplay = $LINKSDB->filter(LinkFilter::$FILTER_TAG, trim($_GET['searchtags']));
- }
- else {
- $linksToDisplay = $LINKSDB;
- }
-
- $nblinksToDisplay = 50; // Number of links to display.
- // In URL, you can specificy the number of links. Example: nb=200 or nb=all for all links.
- if (!empty($_GET['nb'])) {
- $nblinksToDisplay = $_GET['nb']=='all' ? count($linksToDisplay) : max(intval($_GET['nb']), 1);
- }
-
- $pageaddr=escape(index_url($_SERVER));
- $latestDate = '';
- $entries='';
- $i=0;
- $keys=array(); foreach($linksToDisplay as $key=>$value) { $keys[]=$key; } // No, I can't use array_keys().
- while ($i<$nblinksToDisplay && $i<count($keys))
- {
- $link = $linksToDisplay[$keys[$i]];
- $guid = $pageaddr.'?'.smallHash($link['linkdate']);
- $date = DateTime::createFromFormat(LinkDB::LINK_DATE_FORMAT, $link['linkdate']);
- $iso8601date = $date->format(DateTime::ISO8601);
- $latestDate = max($latestDate, $iso8601date);
- $absurl = $link['url'];
- if (startsWith($absurl,'?')) $absurl=$pageaddr.$absurl; // make permalink URL absolute
- $entries.='<entry><title>'.$link['title'].'</title>';
- if ($usepermalinks===true)
- $entries.='<link href="'.$guid.'" /><id>'.$guid.'</id>';
- else
- $entries.='<link href="'.$absurl.'" /><id>'.$guid.'</id>';
-
- if (!$GLOBALS['config']['HIDE_TIMESTAMPS'] || isLoggedIn()) {
- $entries.='<updated>'.escape($iso8601date).'</updated>';
- }
-
- // Add permalink in description
- $descriptionlink = '(<a href="'.$guid.'">Permalink</a>)';
- // If user wants permalinks first, put the final link in description
- if ($usepermalinks===true) $descriptionlink = '(<a href="'.$absurl.'">Link</a>)';
- if (strlen($link['description'])>0) $descriptionlink = '<br>'.$descriptionlink;
-
- $entries .= '<content type="html"><![CDATA['.
- format_description($link['description'], $GLOBALS['redirector']) .
- $descriptionlink . "]]></content>\n";
- if ($link['tags']!='') // Adding tags to each ATOM entry (as mentioned in ATOM specification)
- {
- foreach(explode(' ',$link['tags']) as $tag)
- { $entries.='<category scheme="'.$pageaddr.'" term="'.$tag.'" />'."\n"; }
- }
- $entries.="</entry>\n";
- $i++;
- }
- $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>';
- $feed.='<link rel="self" href="'.escape(server_url($_SERVER).$_SERVER["REQUEST_URI"]).'" />';
- if (!empty($GLOBALS['config']['PUBSUBHUB_URL']))
- {
- $feed.='<!-- PubSubHubbub Discovery -->';
- $feed.='<link rel="hub" href="'.escape($GLOBALS['config']['PUBSUBHUB_URL']).'" />';
- $feed.='<!-- End Of 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;
- $feed.='</feed><!-- Cached version of '.escape(page_url($_SERVER)).' -->';
- echo $feed;
-
- $cache->cache(ob_get_contents());
- ob_end_flush();
- exit;
-}
-
// ------------------------------------------------------------------------------------------
// Daily RSS feed: 1 RSS entry per day giving all the links on that day.
// Gives the last 7 days (which have links).
if ($targetPage == Router::$PAGE_PICWALL)
{
// Optionally filter the results:
- if (!empty($_GET['searchterm'])) {
- $links = $LINKSDB->filter(LinkFilter::$FILTER_TEXT, $_GET['searchterm']);
+ $searchtags = !empty($_GET['searchtags']) ? escape($_GET['searchtags']) : '';
+ $searchterm = !empty($_GET['searchterm']) ? escape($_GET['searchterm']) : '';
+ if (! empty($searchtags) && ! empty($searchterm)) {
+ $links = $LINKSDB->filter(
+ LinkFilter::$FILTER_TAG | LinkFilter::$FILTER_TEXT,
+ array($searchtags, $searchterm)
+ );
}
- elseif (! empty($_GET['searchtags'])) {
- $links = $LINKSDB->filter(LinkFilter::$FILTER_TAG, trim($_GET['searchtags']));
+ elseif ($searchtags) {
+ $links = $LINKSDB->filter(LinkFilter::$FILTER_TAG, $searchtags);
+ }
+ elseif ($searchterm) {
+ $links = $LINKSDB->filter(LinkFilter::$FILTER_TEXT, $searchterm);
}
else {
$links = $LINKSDB;
showDaily($PAGE);
}
+ // ATOM and RSS feed.
+ if ($targetPage == Router::$PAGE_FEED_ATOM || $targetPage == Router::$PAGE_FEED_RSS) {
+ $feedType = $targetPage == Router::$PAGE_FEED_RSS ? FeedBuilder::$FEED_RSS : FeedBuilder::$FEED_ATOM;
+ header('Content-Type: application/'. $feedType .'+xml; charset=utf-8');
+
+ // Cache system
+ $query = $_SERVER['QUERY_STRING'];
+ $cache = new CachedPage(
+ $GLOBALS['config']['PAGECACHE'],
+ page_url($_SERVER),
+ startsWith($query,'do='. $targetPage) && !isLoggedIn()
+ );
+ $cached = $cache->cachedVersion();
+ if (!empty($cached)) {
+ echo $cached;
+ exit;
+ }
+
+ // Generate data.
+ $feedGenerator = new FeedBuilder($LINKSDB, $feedType, $_SERVER, $_GET, isLoggedIn());
+ $feedGenerator->setLocale(strtolower(setlocale(LC_COLLATE, 0)));
+ $feedGenerator->setHideDates($GLOBALS['config']['HIDE_TIMESTAMPS'] && !isLoggedIn());
+ $feedGenerator->setUsePermalinks(isset($_GET['permalinks']) || !$GLOBALS['config']['ENABLE_RSS_PERMALINKS']);
+ if (!empty($GLOBALS['config']['PUBSUBHUB_URL'])) {
+ $feedGenerator->setPubsubhubUrl($GLOBALS['config']['PUBSUBHUB_URL']);
+ }
+ $data = $feedGenerator->buildData();
+
+ // Process plugin hook.
+ $pluginManager = PluginManager::getInstance();
+ $pluginManager->executeHooks('render_feed', $data, array(
+ 'loggedin' => isLoggedIn(),
+ 'target' => $targetPage,
+ ));
+
+ // Render the template.
+ $PAGE->assignAll($data);
+ $PAGE->renderPage('feed.'. $feedType);
+ $cache->cache(ob_get_contents());
+ ob_end_flush();
+ exit;
+ }
+
// Display openseach plugin (XML)
if ($targetPage == Router::$PAGE_OPENSEARCH) {
header('Content-Type: application/xml; charset=utf-8');
// This function fills all the necessary fields in the $PAGE for the template 'linklist.html'
function buildLinkList($PAGE,$LINKSDB)
{
- // ---- Filter link database according to parameters
- $search_type = '';
- $search_crits = '';
+ // Filter link database according to parameters.
+ $searchtags = !empty($_GET['searchtags']) ? escape($_GET['searchtags']) : '';
+ $searchterm = !empty($_GET['searchterm']) ? escape(trim($_GET['searchterm'])) : '';
$privateonly = !empty($_SESSION['privateonly']) ? true : false;
- // Fulltext search
- if (isset($_GET['searchterm'])) {
- $search_crits = escape(trim($_GET['searchterm']));
- $search_type = LinkFilter::$FILTER_TEXT;
- $linksToDisplay = $LINKSDB->filter($search_type, $search_crits, false, $privateonly);
+ // Search tags + fullsearch.
+ if (! empty($searchtags) && ! empty($searchterm)) {
+ $linksToDisplay = $LINKSDB->filter(
+ LinkFilter::$FILTER_TAG | LinkFilter::$FILTER_TEXT,
+ array($searchtags, $searchterm),
+ false,
+ $privateonly
+ );
}
- // Search by tag
- elseif (isset($_GET['searchtags'])) {
- $search_crits = explode(' ', escape(trim($_GET['searchtags'])));
- $search_type = LinkFilter::$FILTER_TAG;
- $linksToDisplay = $LINKSDB->filter($search_type, $search_crits, false, $privateonly);
+ // Search by tags.
+ elseif (! empty($searchtags)) {
+ $linksToDisplay = $LINKSDB->filter(
+ LinkFilter::$FILTER_TAG,
+ $searchtags,
+ false,
+ $privateonly
+ );
+ }
+ // Fulltext search.
+ elseif (! empty($searchterm)) {
+ $linksToDisplay = $LINKSDB->filter(
+ LinkFilter::$FILTER_TEXT,
+ $searchterm,
+ false,
+ $privateonly
+ );
}
// Detect smallHashes in URL.
- elseif (isset($_SERVER['QUERY_STRING'])
- && preg_match('/[a-zA-Z0-9-_@]{6}(&.+?)?/', $_SERVER['QUERY_STRING'])) {
- $search_type = LinkFilter::$FILTER_HASH;
- $search_crits = substr(trim($_SERVER["QUERY_STRING"], '/'), 0, 6);
- $linksToDisplay = $LINKSDB->filter($search_type, $search_crits);
+ elseif (! empty($_SERVER['QUERY_STRING'])
+ && preg_match('/[a-zA-Z0-9-_@]{6}(&.+?)?/', $_SERVER['QUERY_STRING'])
+ ) {
+ $linksToDisplay = $LINKSDB->filter(
+ LinkFilter::$FILTER_HASH,
+ substr(trim($_SERVER["QUERY_STRING"], '/'), 0, 6)
+ );
if (count($linksToDisplay) == 0) {
$PAGE->render404('The link you are trying to reach does not exist or has been deleted.');
}
// Compute paging navigation
- $searchterm = empty($_GET['searchterm']) ? '' : '&searchterm=' . $_GET['searchterm'];
- $searchtags = empty($_GET['searchtags']) ? '' : '&searchtags=' . $_GET['searchtags'];
+ $searchtagsUrl = empty($searchtags) ? '' : '&searchtags=' . urlencode($searchtags);
+ $searchtermUrl = empty($searchterm) ? '' : '&searchterm=' . urlencode($searchterm);
$previous_page_url = '';
if ($i != count($keys)) {
- $previous_page_url = '?page=' . ($page+1) . $searchterm . $searchtags;
+ $previous_page_url = '?page=' . ($page+1) . $searchtermUrl . $searchtagsUrl;
}
$next_page_url='';
if ($page>1) {
- $next_page_url = '?page=' . ($page-1) . $searchterm . $searchtags;
+ $next_page_url = '?page=' . ($page-1) . $searchtermUrl . $searchtagsUrl;
}
- $token = '';
- if (isLoggedIn()) {
- $token = getToken();
- }
+ $token = isLoggedIn() ? getToken() : '';
// Fill all template fields.
$data = array(
'page_current' => $page,
'page_max' => $pagecount,
'result_count' => count($linksToDisplay),
- 'search_type' => $search_type,
- 'search_crits' => $search_crits,
+ 'search_term' => $searchterm,
+ 'search_tags' => $searchtags,
'redirector' => empty($GLOBALS['redirector']) ? '' : $GLOBALS['redirector'], // Optional redirector URL.
'token' => $token,
'links' => $linkDisp,
}
if (isset($_SERVER["QUERY_STRING"]) && startswith($_SERVER["QUERY_STRING"],'do=genthumbnail')) { genThumbnail(); exit; } // Thumbnail generation/cache does not need the link database.
-if (isset($_SERVER["QUERY_STRING"]) && startswith($_SERVER["QUERY_STRING"],'do=rss')) { showRSS(); exit; }
-if (isset($_SERVER["QUERY_STRING"]) && startswith($_SERVER["QUERY_STRING"],'do=atom')) { showATOM(); exit; }
if (isset($_SERVER["QUERY_STRING"]) && startswith($_SERVER["QUERY_STRING"],'do=dailyrss')) { showDailyRSS(); exit; }
if (!isset($_SESSION['LINKS_PER_PAGE'])) $_SESSION['LINKS_PER_PAGE']=$GLOBALS['config']['LINKS_PER_PAGE'];
renderPage();