<?php
/**
- * Shaarli v0.6.3 - Shaare your links...
+ * Shaarli v0.6.4 - Shaare your links...
*
* The personal, minimalist, super-fast, no-database Delicious clone.
*
/*
* PHP configuration
*/
-define('shaarli_version', '0.6.3');
+define('shaarli_version', '0.6.4');
// http://server.com/x/shaarli --> /shaarli/
define('WEB_PATH', substr($_SERVER["REQUEST_URI"], 0, 1+strrpos($_SERVER["REQUEST_URI"], '/', 0)));
// a token depending of deployment salt, user password, and the current ip
define('STAY_SIGNED_IN_TOKEN', sha1($GLOBALS['hash'].$_SERVER["REMOTE_ADDR"].$GLOBALS['salt']));
-autoLocale(); // Sniff browser language and set date format accordingly.
+autoLocale($_SERVER['HTTP_ACCEPT_LANGUAGE']); // Sniff browser language and set date format accordingly.
header('Content-Type: text/html; charset=utf-8'); // We use UTF-8 for proper international characters handling.
//==================================================================================================
}
$userIsLoggedIn = setup_login_state();
-
-// ------------------------------------------------------------------------------------------
-// Sniff browser language to display dates in the right format automatically.
-// (Note that is may not work on your server if the corresponding local is not installed.)
-function autoLocale()
-{
- $attempts = array('en_US'); // Default if browser does not send HTTP_ACCEPT_LANGUAGE
- if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) // e.g. "fr,fr-fr;q=0.8,en;q=0.5,en-us;q=0.3"
- { // (It's a bit crude, but it works very well. Preferred language is always presented first.)
- if (preg_match('/([a-z]{2})-?([a-z]{2})?/i',$_SERVER['HTTP_ACCEPT_LANGUAGE'],$matches)) {
- $loc = $matches[1] . (!empty($matches[2]) ? '_' . strtoupper($matches[2]) : '');
- $attempts = array($loc.'.UTF-8', $loc, str_replace('_', '-', $loc).'.UTF-8', str_replace('_', '-', $loc),
- $loc . '_' . strtoupper($loc).'.UTF-8', $loc . '_' . strtoupper($loc),
- $loc . '_' . $loc.'.UTF-8', $loc . '_' . $loc, $loc . '-' . strtoupper($loc).'.UTF-8',
- $loc . '-' . strtoupper($loc), $loc . '-' . $loc.'.UTF-8', $loc . '-' . $loc);
- }
- }
- setlocale(LC_TIME, $attempts); // LC_TIME = Set local for date/time format only.
-}
-
// ------------------------------------------------------------------------------------------
// PubSubHubbub protocol support (if enabled) [UNTESTED]
// (Source: http://aldarone.fr/les-flux-rss-shaarli-et-pubsubhubbub/ )
return $maxsize;
}
-/* Converts a linkdate time (YYYYMMDD_HHMMSS) of an article to a timestamp (Unix epoch)
- (used to build the ADD_DATE attribute in Netscape-bookmarks file)
- PS: I could have used strptime(), but it does not exist on Windows. I'm too kind. */
-function linkdate2timestamp($linkdate)
-{
- if(strcmp($linkdate, '_000000') !== 0 || !$linkdate){
- $Y=$M=$D=$h=$m=$s=0;
- $r = sscanf($linkdate,'%4d%2d%2d_%2d%2d%2d',$Y,$M,$D,$h,$m,$s);
- return mktime($h,$m,$s,$M,$D,$Y);
- }
- return time();
-}
-
-/* Converts a linkdate time (YYYYMMDD_HHMMSS) of an article to a RFC822 date.
- (used to build the pubDate attribute in RSS feed.) */
-function linkdate2rfc822($linkdate)
-{
- return date('r',linkdate2timestamp($linkdate)); // 'r' is for RFC822 date format.
-}
-
-/* Converts a linkdate time (YYYYMMDD_HHMMSS) of an article to a ISO 8601 date.
- (used to build the updated tags in ATOM feed.) */
-function linkdate2iso8601($linkdate)
-{
- return date('c',linkdate2timestamp($linkdate)); // 'c' is for ISO 8601 date format.
-}
-
// ------------------------------------------------------------------------------------------
// Token management for XSRF protection
// Token should be used in any form which acts on data (create,update,delete,import...).
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', $searchcrits);
// Read links from database (and filter private links if user it not logged in).
// Optionally filter the results:
- if (!empty($_GET['searchterm'])) {
- $linksToDisplay = $LINKSDB->filter(LinkFilter::$FILTER_TEXT, $_GET['searchterm']);
+ $searchtags = !empty($_GET['searchtags']) ? escape($_GET['searchtags']) : '';
+ $searchterm = !empty($_GET['searchterm']) ? escape($_GET['searchterm']) : '';
+ if (! empty($searchtags) && ! empty($searchterm)) {
+ $linksToDisplay = $LINKSDB->filter(
+ LinkFilter::$FILTER_TAG | LinkFilter::$FILTER_TEXT,
+ array($searchtags, $searchterm)
+ );
}
- elseif (!empty($_GET['searchtags'])) {
- $linksToDisplay = $LINKSDB->filter(LinkFilter::$FILTER_TAG, trim($_GET['searchtags']));
+ elseif ($searchtags) {
+ $linksToDisplay = $LINKSDB->filter(LinkFilter::$FILTER_TAG, $searchtags);
+ }
+ elseif ($searchterm) {
+ $linksToDisplay = $LINKSDB->filter(LinkFilter::$FILTER_TEXT, $searchterm);
}
else {
$linksToDisplay = $LINKSDB;
{
$link = $linksToDisplay[$keys[$i]];
$guid = $pageaddr.'?'.smallHash($link['linkdate']);
- $rfc822date = linkdate2rfc822($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 (!$GLOBALS['config']['HIDE_TIMESTAMPS'] || isLoggedIn()) echo '<pubDate>'.escape($rfc822date)."</pubDate>\n";
+ 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.'">'.$tag.'</category>'."\n"; }
);
// Optionally filter the results:
- if (!empty($_GET['searchterm'])) {
- $linksToDisplay = $LINKSDB->filter(LinkFilter::$FILTER_TEXT, $_GET['searchterm']);
+ $searchtags = !empty($_GET['searchtags']) ? escape($_GET['searchtags']) : '';
+ $searchterm = !empty($_GET['searchterm']) ? escape($_GET['searchterm']) : '';
+ if (! empty($searchtags) && ! empty($searchterm)) {
+ $linksToDisplay = $LINKSDB->filter(
+ LinkFilter::$FILTER_TAG | LinkFilter::$FILTER_TEXT,
+ array($searchtags, $searchterm)
+ );
}
- else if (!empty($_GET['searchtags'])) {
- $linksToDisplay = $LINKSDB->filter(LinkFilter::$FILTER_TAG, trim($_GET['searchtags']));
+ elseif ($searchtags) {
+ $linksToDisplay = $LINKSDB->filter(LinkFilter::$FILTER_TAG, $searchtags);
+ }
+ elseif ($searchterm) {
+ $linksToDisplay = $LINKSDB->filter(LinkFilter::$FILTER_TEXT, $searchterm);
}
else {
$linksToDisplay = $LINKSDB;
{
$link = $linksToDisplay[$keys[$i]];
$guid = $pageaddr.'?'.smallHash($link['linkdate']);
- $iso8601date = linkdate2iso8601($link['linkdate']);
- $latestDate = max($latestDate,$iso8601date);
+ $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>';
$entries.='<link href="'.$guid.'" /><id>'.$guid.'</id>';
else
$entries.='<link href="'.$absurl.'" /><id>'.$guid.'</id>';
- if (!$GLOBALS['config']['HIDE_TIMESTAMPS'] || isLoggedIn()) $entries.='<updated>'.escape($iso8601date).'</updated>';
+
+ if (!$GLOBALS['config']['HIDE_TIMESTAMPS'] || isLoggedIn()) {
+ $entries.='<updated>'.escape($iso8601date).'</updated>';
+ }
// Add permalink in description
$descriptionlink = '(<a href="'.$guid.'">Permalink</a>)';
// For each day.
foreach ($days as $day => $linkdates) {
- $daydate = linkdate2timestamp($day.'_000000'); // Full text date
- $rfc822date = linkdate2rfc822($day.'_000000');
+ $dayDate = DateTime::createFromFormat(LinkDB::LINK_DATE_FORMAT, $day.'_000000');
$absurl = escape(index_url($_SERVER).'?do=daily&day='.$day); // Absolute URL of the corresponding "Daily" page.
// Build the HTML body of this RSS entry.
$l = $LINKSDB[$linkdate];
$l['formatedDescription'] = format_description($l['description'], $GLOBALS['redirector']);
$l['thumbnail'] = thumbnail($l['url']);
- $l['timestamp'] = linkdate2timestamp($l['linkdate']);
+ $l_date = DateTime::createFromFormat(LinkDB::LINK_DATE_FORMAT, $l['linkdate']);
+ $l['timestamp'] = $l_date->getTimestamp();
if (startsWith($l['url'], '?')) {
$l['url'] = index_url($_SERVER) . $l['url']; // make permalink URL absolute
}
// Then build the HTML for this day:
$tpl = new RainTPL;
$tpl->assign('title', $GLOBALS['title']);
- $tpl->assign('daydate', $daydate);
+ $tpl->assign('daydate', $dayDate->getTimestamp());
$tpl->assign('absurl', $absurl);
$tpl->assign('links', $links);
- $tpl->assign('rfc822date', escape($rfc822date));
+ $tpl->assign('rssdate', escape($dayDate->format(DateTime::RSS)));
$html = $tpl->draw('dailyrss', $return_string=true);
echo $html . PHP_EOL;
$linksToDisplay[$key]['taglist']=$taglist;
$linksToDisplay[$key]['formatedDescription'] = format_description($link['description'], $GLOBALS['redirector']);
$linksToDisplay[$key]['thumbnail'] = thumbnail($link['url']);
- $linksToDisplay[$key]['timestamp'] = linkdate2timestamp($link['linkdate']);
+ $date = DateTime::createFromFormat(LinkDB::LINK_DATE_FORMAT, $link['linkdate']);
+ $linksToDisplay[$key]['timestamp'] = $date->getTimestamp();
}
/* We need to spread the articles on 3 columns.
$fill[$index]+=$length;
}
+ $dayDate = DateTime::createFromFormat(LinkDB::LINK_DATE_FORMAT, $day.'_000000');
$data = array(
'linksToDisplay' => $linksToDisplay,
'linkcount' => count($LINKSDB),
'cols' => $columns,
- 'day' => linkdate2timestamp($day.'_000000'),
+ 'day' => $dayDate->getTimestamp(),
'previousday' => $previousday,
'nextday' => $nextday,
);
if ($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;
// We sort tags alphabetically, then choose a font size according to count.
// First, find max value.
- $maxcount=0; foreach($tags as $key=>$value) $maxcount=max($maxcount,$value);
- ksort($tags);
+ $maxcount = 0;
+ foreach ($tags as $value) {
+ $maxcount = max($maxcount, $value);
+ }
+
+ // Sort tags alphabetically: case insensitive, support locale if avalaible.
+ uksort($tags, function($a, $b) {
+ // Collator is part of PHP intl.
+ if (class_exists('Collator')) {
+ $c = new Collator(setlocale(LC_COLLATE, 0));
+ if (!intl_is_failure(intl_get_error_code())) {
+ return $c->compare($a, $b);
+ }
+ }
+ return strcasecmp($a, $b);
+ });
+
$tagList=array();
foreach($tags as $key=>$value)
- // Tag font size scaling: default 15 and 30 logarithm bases affect scaling, 22 and 6 are arbitrary font sizes for max and min sizes.
+ // Tag font size scaling: default 15 and 30 logarithm bases affect scaling, 22 and 6 are arbitrary font sizes for max and min sizes.
{
$tagList[$key] = array('count'=>$value,'size'=>log($value, 15) / log($maxcount, 30) * (22-6) + 6);
}
// -------- User clicked the "Save" button when editing a link: Save link to database.
if (isset($_POST['save_edit']))
{
- if (!tokenOk($_POST['token'])) die('Wrong token.'); // Go away!
- $tags = trim(preg_replace('/\s\s+/',' ', $_POST['lf_tags'])); // Remove multiple spaces.
- $tags = implode(' ', array_unique(explode(' ', $tags))); // Remove duplicates.
- $linkdate=$_POST['lf_linkdate'];
+ // Go away!
+ if (! tokenOk($_POST['token'])) {
+ die('Wrong token.');
+ }
+ // Remove multiple spaces.
+ $tags = trim(preg_replace('/\s\s+/', ' ', $_POST['lf_tags']));
+ // Remove first '-' char in tags.
+ $tags = preg_replace('/(^| )\-/', '$1', $tags);
+ // Remove duplicates.
+ $tags = implode(' ', array_unique(explode(' ', $tags)));
+ $linkdate = $_POST['lf_linkdate'];
$url = trim($_POST['lf_url']);
- if (!startsWith($url,'http:') && !startsWith($url,'https:') && !startsWith($url,'ftp:') && !startsWith($url,'magnet:') && !startsWith($url,'?') && !startsWith($url,'javascript:'))
- $url = 'http://'.$url;
- $link = array('title'=>trim($_POST['lf_title']),'url'=>$url,'description'=>trim($_POST['lf_description']),'private'=>(isset($_POST['lf_private']) ? 1 : 0),
- 'linkdate'=>$linkdate,'tags'=>str_replace(',',' ',$tags));
- if ($link['title']=='') $link['title']=$link['url']; // If title is empty, use the URL as title.
+ if (! startsWith($url, 'http:') && ! startsWith($url, 'https:')
+ && ! startsWith($url, 'ftp:') && ! startsWith($url, 'magnet:')
+ && ! startsWith($url, '?') && ! startsWith($url, 'javascript:')
+ ) {
+ $url = 'http://' . $url;
+ }
+
+ $link = array(
+ 'title' => trim($_POST['lf_title']),
+ 'url' => $url,
+ 'description' => $_POST['lf_description'],
+ 'private' => (isset($_POST['lf_private']) ? 1 : 0),
+ 'linkdate' => $linkdate,
+ 'tags' => str_replace(',', ' ', $tags)
+ );
+ // If title is empty, use the URL as title.
+ if ($link['title'] == '') {
+ $link['title'] = $link['url'];
+ }
$pluginManager->executeHooks('save_link', $link);
$LINKSDB[$linkdate] = $link;
- $LINKSDB->savedb($GLOBALS['config']['PAGECACHE']); // Save to disk.
+ $LINKSDB->savedb($GLOBALS['config']['PAGECACHE']);
pubsubhub();
// If we are called from the bookmarklet, we must close the popup:
exit;
}
- $returnurl = !empty($_POST['returnurl']) ? escape($_POST['returnurl']): '?';
+ $returnurl = !empty($_POST['returnurl']) ? $_POST['returnurl'] : '?';
$location = generateLocation($returnurl, $_SERVER['HTTP_HOST'], array('addlink', 'post', 'edit_link'));
- $location .= '#'.smallHash($_POST['lf_linkdate']); // Scroll to the link which has been edited.
- header('Location: '. $location); // After saving the link, redirect to the page the user was on.
+ // Scroll to the link which has been edited.
+ $location .= '#' . smallHash($_POST['lf_linkdate']);
+ // After saving the link, redirect to the page the user was on.
+ header('Location: '. $location);
exit;
}
($exportWhat=='private' && $link['private']!=0) ||
($exportWhat=='public' && $link['private']==0))
{
- echo '<DT><A HREF="'.$link['url'].'" ADD_DATE="'.linkdate2timestamp($link['linkdate']).'" PRIVATE="'.$link['private'].'"';
+ $date = DateTime::createFromFormat(LinkDB::LINK_DATE_FORMAT, $link['linkdate']);
+ echo '<DT><A HREF="'.$link['url'].'" ADD_DATE="'.$date->getTimestamp().'" PRIVATE="'.$link['private'].'"';
if ($link['tags']!='') echo ' TAGS="'.str_replace(' ',',',$link['tags']).'"';
echo '>'.$link['title']."</A>\n";
if ($link['description']!='') echo '<DD>'.$link['description']."\n";
);
// TODO: do not handle exceptions/errors in JS.
- echo '<script>alert("'. $e->getMessage() .'");document.location=\'?do=pluginsadmin\';</script>';
+ echo '<script>alert("'. $e->getMessage() .'");document.location=\'?do='. Router::$PAGE_PLUGINSADMIN .'\';</script>';
exit;
}
header('Location: ?do='. Router::$PAGE_PLUGINSADMIN);
// 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.');
$link['description'] = format_description($link['description'], $GLOBALS['redirector']);
$classLi = ($i % 2) != 0 ? '' : 'publicLinkHightLight';
$link['class'] = $link['private'] == 0 ? $classLi : 'private';
- $link['timestamp'] = linkdate2timestamp($link['linkdate']);
+ $date = DateTime::createFromFormat(LinkDB::LINK_DATE_FORMAT, $link['linkdate']);
+ $link['timestamp'] = $date->getTimestamp();
$taglist = explode(' ', $link['tags']);
uasort($taglist, 'strcasecmp');
$link['taglist'] = $taglist;
}
// 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,