3 * Shaarli - The personal, minimalist, super-fast, database free, bookmarking service.
5 * Friendly fork by the Shaarli community:
6 * - https://github.com/shaarli/Shaarli
8 * Original project by sebsauvage.net:
9 * - http://sebsauvage.net/wiki/doku.php?id=php:shaarli
10 * - https://github.com/sebsauvage/Shaarli
12 * Licence: http://www.opensource.org/licenses/zlib-license.php
17 // Set 'UTC' as the default timezone if it is not defined in php.ini
18 // See http://php.net/manual/en/datetime.configuration.php#ini.date.timezone
19 if (date_default_timezone_get() == '') {
20 date_default_timezone_set('UTC');
27 // http://server.com/x/shaarli --> /shaarli/
28 define('WEB_PATH', substr($_SERVER['REQUEST_URI'], 0, 1+
strrpos($_SERVER['REQUEST_URI'], '/', 0)));
30 // High execution time in case of problematic imports/exports.
31 ini_set('max_input_time','60');
33 // Try to set max upload file size and read
34 ini_set('memory_limit', '128M');
35 ini_set('post_max_size', '16M');
36 ini_set('upload_max_filesize', '16M');
38 // See all error except warnings
39 error_reporting(E_ALL^E_WARNING
);
40 // See all errors (for debugging only)
41 //error_reporting(-1);
44 // 3rd-party libraries
45 if (! file_exists(__DIR__
. '/vendor/autoload.php')) {
46 header('Content-Type: text/plain; charset=utf-8');
47 echo "Error: missing Composer configuration\n\n"
48 ."If you installed Shaarli through Git or using the development branch,\n"
49 ."please refer to the installation documentation to install PHP"
50 ." dependencies using Composer:\n"
51 ."- https://shaarli.readthedocs.io/en/master/Server-requirements/\n"
52 ."- https://shaarli.readthedocs.io/en/master/Download-and-Installation/";
55 require_once 'inc/rain.tpl.class.php';
56 require_once __DIR__
. '/vendor/autoload.php';
59 require_once 'application/ApplicationUtils.php';
60 require_once 'application/Cache.php';
61 require_once 'application/CachedPage.php';
62 require_once 'application/config/ConfigPlugin.php';
63 require_once 'application/FeedBuilder.php';
64 require_once 'application/FileUtils.php';
65 require_once 'application/History.php';
66 require_once 'application/HttpUtils.php';
67 require_once 'application/LinkDB.php';
68 require_once 'application/LinkFilter.php';
69 require_once 'application/LinkUtils.php';
70 require_once 'application/NetscapeBookmarkUtils.php';
71 require_once 'application/PageBuilder.php';
72 require_once 'application/TimeZone.php';
73 require_once 'application/Url.php';
74 require_once 'application/Utils.php';
75 require_once 'application/PluginManager.php';
76 require_once 'application/Router.php';
77 require_once 'application/Updater.php';
78 use \Shaarli\Languages
;
79 use \Shaarli\ThemeUtils
;
80 use \Shaarli\Config\ConfigManager
;
81 use \Shaarli\LoginManager
;
82 use \Shaarli\SessionManager
;
84 // Ensure the PHP version is supported
86 ApplicationUtils
::checkPHPVersion('5.5', PHP_VERSION
);
87 } catch(Exception
$exc) {
88 header('Content-Type: text/plain; charset=utf-8');
89 echo $exc->getMessage();
93 define('SHAARLI_VERSION', ApplicationUtils
::getVersion(__DIR__
.'/'. ApplicationUtils
::$VERSION_FILE));
95 // Force cookie path (but do not change lifetime)
96 $cookie = session_get_cookie_params();
98 if (dirname($_SERVER['SCRIPT_NAME']) != '/') {
99 $cookiedir = dirname($_SERVER["SCRIPT_NAME"]).'/';
101 // Set default cookie expiration and path.
102 session_set_cookie_params($cookie['lifetime'], $cookiedir, $_SERVER['SERVER_NAME']);
103 // Set session parameters on server side.
104 // Use cookies to store session.
105 ini_set('session.use_cookies', 1);
106 // Force cookies for session (phpsessionID forbidden in URL).
107 ini_set('session.use_only_cookies', 1);
108 // Prevent PHP form using sessionID in URL if cookies are disabled.
109 ini_set('session.use_trans_sid', false);
111 session_name('shaarli');
112 // Start session if needed (Some server auto-start sessions).
113 if (session_id() == '') {
117 // Regenerate session ID if invalid or not defined in cookie.
118 if (isset($_COOKIE['shaarli']) && !SessionManager
::checkId($_COOKIE['shaarli'])) {
119 session_regenerate_id(true);
120 $_COOKIE['shaarli'] = session_id();
123 $conf = new ConfigManager();
124 $loginManager = new LoginManager($GLOBALS, $conf);
125 $sessionManager = new SessionManager($_SESSION, $conf);
127 // LC_MESSAGES isn't defined without php-intl, in this case use LC_COLLATE locale instead.
128 if (! defined('LC_MESSAGES')) {
129 define('LC_MESSAGES', LC_COLLATE
);
132 // Sniff browser language and set date format accordingly.
133 if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
134 autoLocale($_SERVER['HTTP_ACCEPT_LANGUAGE']);
137 new Languages(setlocale(LC_MESSAGES
, 0), $conf);
139 $conf->setEmpty('general.timezone', date_default_timezone_get());
140 $conf->setEmpty('general.title', t('Shared links on '). escape(index_url($_SERVER)));
141 RainTPL
::$tpl_dir = $conf->get('resource.raintpl_tpl').'/'.$conf->get('resource.theme').'/'; // template directory
142 RainTPL
::$cache_dir = $conf->get('resource.raintpl_tmp'); // cache directory
144 $pluginManager = new PluginManager($conf);
145 $pluginManager->load($conf->get('general.enabled_plugins'));
147 date_default_timezone_set($conf->get('general.timezone', 'UTC'));
149 ob_start(); // Output buffering for the page cache.
151 // Prevent caching on client side or proxy: (yes, it's ugly)
152 header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
153 header("Cache-Control: no-store, no-cache, must-revalidate");
154 header("Cache-Control: post-check=0, pre-check=0", false);
155 header("Pragma: no-cache");
157 if (! is_file($conf->getConfigFileExt())) {
158 // Ensure Shaarli has proper access to its resources
159 $errors = ApplicationUtils
::checkResourcePermissions($conf);
161 if ($errors != array()) {
162 $message = '<p>'. t('Insufficient permissions:') .'</p><ul>';
164 foreach ($errors as $error) {
165 $message .= '<li>'.$error.'</li>';
169 header('Content-Type: text/html; charset=utf-8');
174 // Display the installation form if no existing config is found
175 install($conf, $sessionManager);
178 // a token depending of deployment salt, user password, and the current ip
179 define('STAY_SIGNED_IN_TOKEN', sha1($conf->get('credentials.hash') . $_SERVER['REMOTE_ADDR'] . $conf->get('credentials.salt')));
182 * Checking session state (i.e. is the user still logged in)
184 * @param ConfigManager $conf Configuration Manager instance.
185 * @param SessionManager $sessionManager SessionManager instance
187 * @return bool true if the user is logged in, false otherwise.
189 function setup_login_state($conf, $sessionManager)
191 if ($conf->get('security.open_shaarli')) {
194 $userIsLoggedIn = false; // By default, we do not consider the user as logged in;
195 $loginFailure = false; // If set to true, every attempt to authenticate the user will fail. This indicates that an important condition isn't met.
196 if (! $conf->exists('credentials.login')) {
197 $userIsLoggedIn = false; // Shaarli is not configured yet.
198 $loginFailure = true;
200 if (isset($_COOKIE[SessionManager
::$LOGGED_IN_COOKIE])
201 && $_COOKIE[SessionManager
::$LOGGED_IN_COOKIE] === STAY_SIGNED_IN_TOKEN
204 $sessionManager->storeLoginInfo($_SERVER);
205 $userIsLoggedIn = true;
207 // If session does not exist on server side, or IP address has changed, or session has expired, logout.
208 if (empty($_SESSION['uid'])
209 || ($conf->get('security.session_protection_disabled') === false && $_SESSION['ip'] != client_ip_id($_SERVER))
210 || time() >= $_SESSION['expires_on'])
212 $sessionManager->logout(WEB_PATH
);
213 $userIsLoggedIn = false;
214 $loginFailure = true;
216 if (!empty($_SESSION['longlastingsession'])) {
217 $_SESSION['expires_on']=time()+
$_SESSION['longlastingsession']; // In case of "Stay signed in" checked.
219 $_SESSION['expires_on'] = time() +
$sessionManager::$INACTIVITY_TIMEOUT;
221 if (!$loginFailure) {
222 $userIsLoggedIn = true;
225 return $userIsLoggedIn;
228 $userIsLoggedIn = setup_login_state($conf, $sessionManager);
230 // ------------------------------------------------------------------------------------------
231 // Session management
234 * Check that user/password is correct.
236 * @param string $login Username
237 * @param string $password User password
238 * @param ConfigManager $conf Configuration Manager instance.
239 * @param SessionManager $sessionManager SessionManager instance
241 * @return bool: authentication successful or not.
243 function check_auth($login, $password, $conf, $sessionManager)
245 $hash = sha1($password . $login . $conf->get('credentials.salt'));
246 if ($login == $conf->get('credentials.login') && $hash == $conf->get('credentials.hash')) {
247 // Login/password is correct.
248 $sessionManager->storeLoginInfo($_SERVER);
249 logm($conf->get('resource.log'), $_SERVER['REMOTE_ADDR'], 'Login successful');
252 logm($conf->get('resource.log'), $_SERVER['REMOTE_ADDR'], 'Login failed for user '.$login);
256 // Returns true if the user is logged in.
257 function isLoggedIn()
259 global $userIsLoggedIn;
260 return $userIsLoggedIn;
263 // ------------------------------------------------------------------------------------------
264 // Process login form: Check if login/password is correct.
265 if (isset($_POST['login'])) {
266 if (! $loginManager->canLogin($_SERVER)) {
267 die(t('I said: NO. You are banned for the moment. Go away.'));
269 if (isset($_POST['password'])
270 && $sessionManager->checkToken($_POST['token'])
271 && (check_auth($_POST['login'], $_POST['password'], $conf, $sessionManager))
273 // Login/password is OK.
274 $loginManager->handleSuccessfulLogin($_SERVER);
276 // If user wants to keep the session cookie even after the browser closes:
277 if (!empty($_POST['longlastingsession'])) {
278 $_SESSION['longlastingsession'] = 31536000; // (31536000 seconds = 1 year)
279 $expiration = time() +
$_SESSION['longlastingsession']; // calculate relative cookie expiration (1 year from now)
280 setcookie($sessionManager::$LOGGED_IN_COOKIE, STAY_SIGNED_IN_TOKEN
, $expiration, WEB_PATH
);
281 $_SESSION['expires_on'] = $expiration; // Set session expiration on server-side.
284 if (dirname($_SERVER['SCRIPT_NAME']) != '/') {
285 $cookiedir = dirname($_SERVER["SCRIPT_NAME"]) . '/';
287 session_set_cookie_params($_SESSION['longlastingsession'],$cookiedir,$_SERVER['SERVER_NAME']); // Set session cookie expiration on client side
288 // Note: Never forget the trailing slash on the cookie path!
289 session_regenerate_id(true); // Send cookie with new expiration date to browser.
291 else // Standard session expiration (=when browser closes)
293 $cookiedir = ''; if(dirname($_SERVER['SCRIPT_NAME'])!='/') $cookiedir=dirname($_SERVER["SCRIPT_NAME"]).'/';
294 session_set_cookie_params(0,$cookiedir,$_SERVER['SERVER_NAME']); // 0 means "When browser closes"
295 session_regenerate_id(true);
298 // Optional redirect after login:
299 if (isset($_GET['post'])) {
300 $uri = '?post='. urlencode($_GET['post']);
301 foreach (array('description', 'source', 'title', 'tags') as $param) {
302 if (!empty($_GET[$param])) {
303 $uri .= '&'.$param.'='.urlencode($_GET[$param]);
306 header('Location: '. $uri);
310 if (isset($_GET['edit_link'])) {
311 header('Location: ?edit_link='. escape($_GET['edit_link']));
315 if (isset($_POST['returnurl'])) {
316 // Prevent loops over login screen.
317 if (strpos($_POST['returnurl'], 'do=login') === false) {
318 header('Location: '. generateLocation($_POST['returnurl'], $_SERVER['HTTP_HOST']));
322 header('Location: ?'); exit;
324 $loginManager->handleFailedLogin($_SERVER);
325 $redir = '&username='. urlencode($_POST['login']);
326 if (isset($_GET['post'])) {
327 $redir .= '&post=' . urlencode($_GET['post']);
328 foreach (array('description', 'source', 'title', 'tags') as $param) {
329 if (!empty($_GET[$param])) {
330 $redir .= '&' . $param . '=' . urlencode($_GET[$param]);
334 // Redirect to login screen.
335 echo '<script>alert("'. t("Wrong login/password.") .'");document.location=\'?do=login'.$redir.'\';</script>';
340 // ------------------------------------------------------------------------------------------
341 // Token management for XSRF protection
342 // Token should be used in any form which acts on data (create,update,delete,import...).
343 if (!isset($_SESSION['tokens'])) $_SESSION['tokens']=array(); // Token are attached to the session.
346 * Daily RSS feed: 1 RSS entry per day giving all the links on that day.
347 * Gives the last 7 days (which have links).
348 * This RSS feed cannot be filtered.
350 * @param ConfigManager $conf Configuration Manager instance.
352 function showDailyRSS($conf) {
354 $query = $_SERVER['QUERY_STRING'];
355 $cache = new CachedPage(
356 $conf->get('config.PAGE_CACHE'),
358 startsWith($query,'do=dailyrss') && !isLoggedIn()
360 $cached = $cache->cachedVersion();
361 if (!empty($cached)) {
366 // If cached was not found (or not usable), then read the database and build the response:
367 // Read links from database (and filter private links if used it not logged in).
368 $LINKSDB = new LinkDB(
369 $conf->get('resource.datastore'),
371 $conf->get('privacy.hide_public_links'),
372 $conf->get('redirector.url'),
373 $conf->get('redirector.encode_url')
376 /* Some Shaarlies may have very few links, so we need to look
377 back in time until we have enough days ($nb_of_days).
379 $nb_of_days = 7; // We take 7 days.
380 $today = date('Ymd');
383 foreach ($LINKSDB as $link) {
384 $day = $link['created']->format('Ymd'); // Extract day (without time)
385 if (strcmp($day, $today) < 0) {
386 if (empty($days[$day])) {
387 $days[$day] = array();
389 $days[$day][] = $link;
392 if (count($days) > $nb_of_days) {
393 break; // Have we collected enough days?
397 // Build the RSS feed.
398 header('Content-Type: application/rss+xml; charset=utf-8');
399 $pageaddr = escape(index_url($_SERVER));
400 echo '<?xml version="1.0" encoding="UTF-8"?><rss version="2.0">';
402 echo '<title>Daily - '. $conf->get('general.title') . '</title>';
403 echo '<link>'. $pageaddr .'</link>';
404 echo '<description>Daily shared links</description>';
405 echo '<language>en-en</language>';
406 echo '<copyright>'. $pageaddr .'</copyright>'. PHP_EOL
;
409 foreach ($days as $day => $links) {
410 $dayDate = DateTime
::createFromFormat(LinkDB
::LINK_DATE_FORMAT
, $day.'_000000');
411 $absurl = escape(index_url($_SERVER).'?do=daily&day='.$day); // Absolute URL of the corresponding "Daily" page.
413 // We pre-format some fields for proper output.
414 foreach ($links as &$link) {
415 $link['formatedDescription'] = format_description(
416 $link['description'],
417 $conf->get('redirector.url'),
418 $conf->get('redirector.encode_url')
420 $link['thumbnail'] = thumbnail($conf, $link['url']);
421 $link['timestamp'] = $link['created']->getTimestamp();
422 if (startsWith($link['url'], '?')) {
423 $link['url'] = index_url($_SERVER) . $link['url']; // make permalink URL absolute
427 // Then build the HTML for this day:
429 $tpl->assign('title', $conf->get('general.title'));
430 $tpl->assign('daydate', $dayDate->getTimestamp());
431 $tpl->assign('absurl', $absurl);
432 $tpl->assign('links', $links);
433 $tpl->assign('rssdate', escape($dayDate->format(DateTime
::RSS
)));
434 $tpl->assign('hide_timestamps', $conf->get('privacy.hide_timestamps', false));
435 $html = $tpl->draw('dailyrss', true);
437 echo $html . PHP_EOL
;
439 echo '</channel></rss><!-- Cached version of '. escape(page_url($_SERVER)) .' -->';
441 $cache->cache(ob_get_contents());
447 * Show the 'Daily' page.
449 * @param PageBuilder $pageBuilder Template engine wrapper.
450 * @param LinkDB $LINKSDB LinkDB instance.
451 * @param ConfigManager $conf Configuration Manager instance.
452 * @param PluginManager $pluginManager Plugin Manager instane.
454 function showDaily($pageBuilder, $LINKSDB, $conf, $pluginManager)
456 $day = date('Ymd', strtotime('-1 day')); // Yesterday, in format YYYYMMDD.
457 if (isset($_GET['day'])) {
461 $days = $LINKSDB->days();
462 $i = array_search($day, $days);
463 if ($i === false && count($days)) {
464 // no links for day, but at least one day with links
465 $i = count($days) - 1;
473 $previousday=$days[$i - 1];
475 if ($i < count($days) - 1) {
476 $nextday = $days[$i +
1];
480 $linksToDisplay = $LINKSDB->filterDay($day);
481 } catch (Exception
$exc) {
483 $linksToDisplay = array();
486 // We pre-format some fields for proper output.
487 foreach($linksToDisplay as $key => $link) {
488 $taglist = explode(' ',$link['tags']);
489 uasort($taglist, 'strcasecmp');
490 $linksToDisplay[$key]['taglist']=$taglist;
491 $linksToDisplay[$key]['formatedDescription'] = format_description(
492 $link['description'],
493 $conf->get('redirector.url'),
494 $conf->get('redirector.encode_url')
496 $linksToDisplay[$key]['thumbnail'] = thumbnail($conf, $link['url']);
497 $linksToDisplay[$key]['timestamp'] = $link['created']->getTimestamp();
500 $dayDate = DateTime
::createFromFormat(LinkDB
::LINK_DATE_FORMAT
, $day.'_000000');
502 'pagetitle' => $conf->get('general.title') .' - '. format_date($dayDate, false),
503 'linksToDisplay' => $linksToDisplay,
504 'day' => $dayDate->getTimestamp(),
505 'dayDate' => $dayDate,
506 'previousday' => $previousday,
507 'nextday' => $nextday,
510 /* Hook is called before column construction so that plugins don't have
511 to deal with columns. */
512 $pluginManager->executeHooks('render_daily', $data, array('loggedin' => isLoggedIn()));
514 /* We need to spread the articles on 3 columns.
515 I did not want to use a JavaScript lib like http://masonry.desandro.com/
516 so I manually spread entries with a simple method: I roughly evaluate the
517 height of a div according to title and description length.
519 $columns = array(array(), array(), array()); // Entries to display, for each column.
520 $fill = array(0, 0, 0); // Rough estimate of columns fill.
521 foreach($data['linksToDisplay'] as $key => $link) {
522 // Roughly estimate length of entry (by counting characters)
523 // Title: 30 chars = 1 line. 1 line is 30 pixels height.
524 // Description: 836 characters gives roughly 342 pixel height.
525 // This is not perfect, but it's usually OK.
526 $length = strlen($link['title']) +
(342 * strlen($link['description'])) / 836;
527 if ($link['thumbnail']) {
528 $length +
= 100; // 1 thumbnails roughly takes 100 pixels height.
530 // Then put in column which is the less filled:
531 $smallest = min($fill); // find smallest value in array.
532 $index = array_search($smallest, $fill); // find index of this smallest value.
533 array_push($columns[$index], $link); // Put entry in this column.
534 $fill[$index] +
= $length;
537 $data['cols'] = $columns;
539 foreach ($data as $key => $value) {
540 $pageBuilder->assign($key, $value);
543 $pageBuilder->assign('pagetitle', t('Daily') .' - '. $conf->get('general.title', 'Shaarli'));
544 $pageBuilder->renderPage('daily');
549 * Renders the linklist
551 * @param pageBuilder $PAGE pageBuilder instance.
552 * @param LinkDB $LINKSDB LinkDB instance.
553 * @param ConfigManager $conf Configuration Manager instance.
554 * @param PluginManager $pluginManager Plugin Manager instance.
556 function showLinkList($PAGE, $LINKSDB, $conf, $pluginManager) {
557 buildLinkList($PAGE,$LINKSDB, $conf, $pluginManager); // Compute list of links to display
558 $PAGE->renderPage('linklist');
562 * Render HTML page (according to URL parameters and user rights)
564 * @param ConfigManager $conf Configuration Manager instance.
565 * @param PluginManager $pluginManager Plugin Manager instance,
566 * @param LinkDB $LINKSDB
567 * @param History $history instance
568 * @param SessionManager $sessionManager SessionManager instance
569 * @param LoginManager $loginManager LoginManager instance
571 function renderPage($conf, $pluginManager, $LINKSDB, $history, $sessionManager, $loginManager)
573 $updater = new Updater(
574 read_updates_file($conf->get('resource.updates')),
580 $newUpdates = $updater->update();
581 if (! empty($newUpdates)) {
583 $conf->get('resource.updates'),
584 $updater->getDoneUpdates()
588 catch(Exception
$e) {
589 die($e->getMessage());
592 $PAGE = new PageBuilder($conf, $LINKSDB, $sessionManager->generateToken());
593 $PAGE->assign('linkcount', count($LINKSDB));
594 $PAGE->assign('privateLinkcount', count_private($LINKSDB));
595 $PAGE->assign('plugin_errors', $pluginManager->getErrors());
597 // Determine which page will be rendered.
598 $query = (isset($_SERVER['QUERY_STRING'])) ? $_SERVER['QUERY_STRING'] : '';
599 $targetPage = Router
::findPage($query, $_GET, isLoggedIn());
602 // if the user isn't logged in
604 // and Shaarli doesn't have public content...
605 $conf->get('privacy.hide_public_links') &&
606 // and is configured to enforce the login
607 $conf->get('privacy.force_login') &&
608 // and the current page isn't already the login page
609 $targetPage !== Router
::$PAGE_LOGIN &&
610 // and the user is not requesting a feed (which would lead to a different content-type as expected)
611 $targetPage !== Router
::$PAGE_FEED_ATOM &&
612 $targetPage !== Router
::$PAGE_FEED_RSS
614 // force current page to be the login page
615 $targetPage = Router
::$PAGE_LOGIN;
618 // Call plugin hooks for header, footer and includes, specifying which page will be rendered.
619 // Then assign generated data to RainTPL.
620 $common_hooks = array(
626 foreach($common_hooks as $name) {
627 $plugin_data = array();
628 $pluginManager->executeHooks('render_' . $name, $plugin_data,
630 'target' => $targetPage,
631 'loggedin' => isLoggedIn()
634 $PAGE->assign('plugins_' . $name, $plugin_data);
637 // -------- Display login form.
638 if ($targetPage == Router
::$PAGE_LOGIN)
640 if ($conf->get('security.open_shaarli')) { header('Location: ?'); exit; } // No need to login for open Shaarli
641 if (isset($_GET['username'])) {
642 $PAGE->assign('username', escape($_GET['username']));
644 $PAGE->assign('returnurl',(isset($_SERVER['HTTP_REFERER']) ? escape($_SERVER['HTTP_REFERER']):''));
645 // add default state of the 'remember me' checkbox
646 $PAGE->assign('remember_user_default', $conf->get('privacy.remember_user_default'));
647 $PAGE->assign('user_can_login', $loginManager->canLogin($_SERVER));
648 $PAGE->assign('pagetitle', t('Login') .' - '. $conf->get('general.title', 'Shaarli'));
649 $PAGE->renderPage('loginform');
652 // -------- User wants to logout.
653 if (isset($_SERVER['QUERY_STRING']) && startsWith($_SERVER['QUERY_STRING'], 'do=logout'))
655 invalidateCaches($conf->get('resource.page_cache'));
656 $sessionManager->logout(WEB_PATH
);
657 header('Location: ?');
661 // -------- Picture wall
662 if ($targetPage == Router
::$PAGE_PICWALL)
664 // Optionally filter the results:
665 $links = $LINKSDB->filterSearch($_GET);
666 $linksToDisplay = array();
668 // Get only links which have a thumbnail.
669 foreach($links as $link)
671 $permalink='?'.$link['shorturl'];
672 $thumb=lazyThumbnail($conf, $link['url'],$permalink);
673 if ($thumb!='') // Only output links which have a thumbnail.
675 $link['thumbnail']=$thumb; // Thumbnail HTML code.
676 $linksToDisplay[]=$link; // Add to array.
681 'linksToDisplay' => $linksToDisplay,
683 $pluginManager->executeHooks('render_picwall', $data, array('loggedin' => isLoggedIn()));
685 foreach ($data as $key => $value) {
686 $PAGE->assign($key, $value);
689 $PAGE->assign('pagetitle', t('Picture wall') .' - '. $conf->get('general.title', 'Shaarli'));
690 $PAGE->renderPage('picwall');
694 // -------- Tag cloud
695 if ($targetPage == Router
::$PAGE_TAGCLOUD)
697 $visibility = ! empty($_SESSION['visibility']) ? $_SESSION['visibility'] : '';
698 $filteringTags = isset($_GET['searchtags']) ? explode(' ', $_GET['searchtags']) : [];
699 $tags = $LINKSDB->linksCountPerTag($filteringTags, $visibility);
701 // We sort tags alphabetically, then choose a font size according to count.
702 // First, find max value.
704 foreach ($tags as $value) {
705 $maxcount = max($maxcount, $value);
708 alphabetical_sort($tags, false, true);
711 foreach($tags as $key => $value) {
712 if (in_array($key, $filteringTags)) {
715 // Tag font size scaling:
716 // default 15 and 30 logarithm bases affect scaling,
717 // 22 and 6 are arbitrary font sizes for max and min sizes.
718 $size = log($value, 15) / log($maxcount, 30) * 2.2 +
0.8;
719 $tagList[$key] = array(
721 'size' => number_format($size, 2, '.', ''),
725 $searchTags = implode(' ', escape($filteringTags));
727 'search_tags' => $searchTags,
730 $pluginManager->executeHooks('render_tagcloud', $data, array('loggedin' => isLoggedIn()));
732 foreach ($data as $key => $value) {
733 $PAGE->assign($key, $value);
736 $searchTags = ! empty($searchTags) ? $searchTags .' - ' : '';
737 $PAGE->assign('pagetitle', $searchTags. t('Tag cloud') .' - '. $conf->get('general.title', 'Shaarli'));
738 $PAGE->renderPage('tag.cloud');
743 if ($targetPage == Router
::$PAGE_TAGLIST)
745 $visibility = ! empty($_SESSION['visibility']) ? $_SESSION['visibility'] : '';
746 $filteringTags = isset($_GET['searchtags']) ? explode(' ', $_GET['searchtags']) : [];
747 $tags = $LINKSDB->linksCountPerTag($filteringTags, $visibility);
748 foreach ($filteringTags as $tag) {
749 if (array_key_exists($tag, $tags)) {
754 if (! empty($_GET['sort']) && $_GET['sort'] === 'alpha') {
755 alphabetical_sort($tags, false, true);
758 $searchTags = implode(' ', escape($filteringTags));
760 'search_tags' => $searchTags,
763 $pluginManager->executeHooks('render_taglist', $data, ['loggedin' => isLoggedIn()]);
765 foreach ($data as $key => $value) {
766 $PAGE->assign($key, $value);
769 $searchTags = ! empty($searchTags) ? $searchTags .' - ' : '';
770 $PAGE->assign('pagetitle', $searchTags . t('Tag list') .' - '. $conf->get('general.title', 'Shaarli'));
771 $PAGE->renderPage('tag.list');
776 if ($targetPage == Router
::$PAGE_DAILY) {
777 showDaily($PAGE, $LINKSDB, $conf, $pluginManager);
780 // ATOM and RSS feed.
781 if ($targetPage == Router
::$PAGE_FEED_ATOM || $targetPage == Router
::$PAGE_FEED_RSS) {
782 $feedType = $targetPage == Router
::$PAGE_FEED_RSS ? FeedBuilder
::$FEED_RSS : FeedBuilder
::$FEED_ATOM;
783 header('Content-Type: application/'. $feedType .'+xml; charset=utf-8');
786 $query = $_SERVER['QUERY_STRING'];
787 $cache = new CachedPage(
788 $conf->get('resource.page_cache'),
790 startsWith($query,'do='. $targetPage) && !isLoggedIn()
792 $cached = $cache->cachedVersion();
793 if (!empty($cached)) {
799 $feedGenerator = new FeedBuilder($LINKSDB, $feedType, $_SERVER, $_GET, isLoggedIn());
800 $feedGenerator->setLocale(strtolower(setlocale(LC_COLLATE
, 0)));
801 $feedGenerator->setHideDates($conf->get('privacy.hide_timestamps') && !isLoggedIn());
802 $feedGenerator->setUsePermalinks(isset($_GET['permalinks']) || !$conf->get('feed.rss_permalinks'));
803 $data = $feedGenerator->buildData();
805 // Process plugin hook.
806 $pluginManager->executeHooks('render_feed', $data, array(
807 'loggedin' => isLoggedIn(),
808 'target' => $targetPage,
811 // Render the template.
812 $PAGE->assignAll($data);
813 $PAGE->renderPage('feed.'. $feedType);
814 $cache->cache(ob_get_contents());
819 // Display opensearch plugin (XML)
820 if ($targetPage == Router
::$PAGE_OPENSEARCH) {
821 header('Content-Type: application/xml; charset=utf-8');
822 $PAGE->assign('serverurl', index_url($_SERVER));
823 $PAGE->renderPage('opensearch');
827 // -------- User clicks on a tag in a link: The tag is added to the list of searched tags (searchtags=...)
828 if (isset($_GET['addtag']))
830 // Get previous URL (http_referer) and add the tag to the searchtags parameters in query.
831 if (empty($_SERVER['HTTP_REFERER'])) { header('Location: ?searchtags='.urlencode($_GET
['addtag'])); exit; } // In case browser does not send HTTP_REFERER
832 parse_str(parse_url($_SERVER['HTTP_REFERER'],PHP_URL_QUERY
), $params);
834 // Prevent redirection loop
835 if (isset($params['addtag'])) {
836 unset($params['addtag']);
839 // Check if this tag is already in the search query and ignore it if it is.
840 // Each tag is always separated by a space
841 if (isset($params['searchtags'])) {
842 $current_tags = explode(' ', $params['searchtags']);
844 $current_tags = array();
847 foreach ($current_tags as $value) {
848 if ($value === $_GET['addtag']) {
853 // Append the tag if necessary
854 if (empty($params['searchtags'])) {
855 $params['searchtags'] = trim($_GET['addtag']);
858 $params['searchtags'] = trim($params['searchtags']).' '.trim($_GET['addtag']);
861 unset($params['page']); // We also remove page (keeping the same page has no sense, since the results are different)
862 header('Location: ?'.http_build_query($params));
866 // -------- User clicks on a tag in result count: Remove the tag from the list of searched tags (searchtags=...)
867 if (isset($_GET['removetag'])) {
868 // Get previous URL (http_referer) and remove the tag from the searchtags parameters in query.
869 if (empty($_SERVER['HTTP_REFERER'])) {
870 header('Location: ?');
874 // In case browser does not send HTTP_REFERER
875 parse_str(parse_url($_SERVER['HTTP_REFERER'], PHP_URL_QUERY
), $params);
877 // Prevent redirection loop
878 if (isset($params['removetag'])) {
879 unset($params['removetag']);
882 if (isset($params['searchtags'])) {
883 $tags = explode(' ', $params['searchtags']);
884 // Remove value from array $tags.
885 $tags = array_diff($tags, array($_GET['removetag']));
886 $params['searchtags'] = implode(' ',$tags);
888 if (empty($params['searchtags'])) {
889 unset($params['searchtags']);
892 unset($params['page']); // We also remove page (keeping the same page has no sense, since the results are different)
894 header('Location: ?'.http_build_query($params));
898 // -------- User wants to change the number of links per page (linksperpage=...)
899 if (isset($_GET['linksperpage'])) {
900 if (is_numeric($_GET['linksperpage'])) {
901 $_SESSION['LINKS_PER_PAGE']=abs(intval($_GET['linksperpage']));
904 if (! empty($_SERVER['HTTP_REFERER'])) {
905 $location = generateLocation($_SERVER['HTTP_REFERER'], $_SERVER['HTTP_HOST'], array('linksperpage'));
909 header('Location: '. $location);
913 // -------- User wants to see only private links (toggle)
914 if (isset($_GET['visibility'])) {
915 if ($_GET['visibility'] === 'private') {
916 // Visibility not set or not already private, set private, otherwise reset it
917 if (empty($_SESSION['visibility']) || $_SESSION['visibility'] !== 'private') {
918 // See only private links
919 $_SESSION['visibility'] = 'private';
921 unset($_SESSION['visibility']);
923 } elseif ($_GET['visibility'] === 'public') {
924 if (empty($_SESSION['visibility']) || $_SESSION['visibility'] !== 'public') {
925 // See only public links
926 $_SESSION['visibility'] = 'public';
928 unset($_SESSION['visibility']);
932 if (! empty($_SERVER['HTTP_REFERER'])) {
933 $location = generateLocation($_SERVER['HTTP_REFERER'], $_SERVER['HTTP_HOST'], array('visibility'));
937 header('Location: '. $location);
941 // -------- User wants to see only untagged links (toggle)
942 if (isset($_GET['untaggedonly'])) {
943 $_SESSION['untaggedonly'] = empty($_SESSION['untaggedonly']);
945 if (! empty($_SERVER['HTTP_REFERER'])) {
946 $location = generateLocation($_SERVER['HTTP_REFERER'], $_SERVER['HTTP_HOST'], array('untaggedonly'));
950 header('Location: '. $location);
954 // -------- Handle other actions allowed for non-logged in users:
957 // User tries to post new link but is not logged in:
958 // Show login screen, then redirect to ?post=...
959 if (isset($_GET['post']))
961 header( // Redirect to login page, then back to post link.
962 'Location: ?do=login&post='.urlencode($_GET['post']).
963 (!empty($_GET['title'])?'&title='.urlencode($_GET['title']):'').
964 (!empty($_GET['description'])?'&description='.urlencode($_GET['description']):'').
965 (!empty($_GET['tags'])?'&tags='.urlencode($_GET['tags']):'').
966 (!empty($_GET['source'])?'&source='.urlencode($_GET['source']):'')
971 showLinkList($PAGE, $LINKSDB, $conf, $pluginManager);
972 if (isset($_GET['edit_link'])) {
973 header('Location: ?do=login&edit_link='. escape($_GET['edit_link']));
977 exit; // Never remove this one! All operations below are reserved for logged in user.
980 // -------- All other functions are reserved for the registered user:
982 // -------- Display the Tools menu if requested (import/export/bookmarklet...)
983 if ($targetPage == Router
::$PAGE_TOOLS)
986 'pageabsaddr' => index_url($_SERVER),
987 'sslenabled' => is_https($_SERVER),
989 $pluginManager->executeHooks('render_tools', $data);
991 foreach ($data as $key => $value) {
992 $PAGE->assign($key, $value);
995 $PAGE->assign('pagetitle', t('Tools') .' - '. $conf->get('general.title', 'Shaarli'));
996 $PAGE->renderPage('tools');
1000 // -------- User wants to change his/her password.
1001 if ($targetPage == Router
::$PAGE_CHANGEPASSWORD)
1003 if ($conf->get('security.open_shaarli')) {
1004 die(t('You are not supposed to change a password on an Open Shaarli.'));
1007 if (!empty($_POST['setpassword']) && !empty($_POST['oldpassword']))
1009 if (!$sessionManager->checkToken($_POST['token'])) die(t('Wrong token.')); // Go away!
1011 // Make sure old password is correct.
1012 $oldhash = sha1($_POST['oldpassword'].$conf->get('credentials.login').$conf->get('credentials.salt'));
1013 if ($oldhash!= $conf->get('credentials.hash')) {
1014 echo '<script>alert("'. t('The old password is not correct.') .'");document.location=\'?do=changepasswd\';</script>';
1017 // Save new password
1018 // Salt renders rainbow-tables attacks useless.
1019 $conf->set('credentials.salt', sha1(uniqid('', true) .'_'. mt_rand()));
1020 $conf->set('credentials.hash', sha1($_POST['setpassword'] . $conf->get('credentials.login') . $conf->get('credentials.salt')));
1022 $conf->write(isLoggedIn());
1024 catch(Exception
$e) {
1026 'ERROR while writing config file after changing password.' . PHP_EOL
.
1030 // TODO: do not handle exceptions/errors in JS.
1031 echo '<script>alert("'. $e->getMessage() .'");document.location=\'?do=tools\';</script>';
1034 echo '<script>alert("'. t('Your password has been changed') .'");document.location=\'?do=tools\';</script>';
1037 else // show the change password form.
1039 $PAGE->assign('pagetitle', t('Change password') .' - '. $conf->get('general.title', 'Shaarli'));
1040 $PAGE->renderPage('changepassword');
1045 // -------- User wants to change configuration
1046 if ($targetPage == Router
::$PAGE_CONFIGURE)
1048 if (!empty($_POST['title']) )
1050 if (!$sessionManager->checkToken($_POST['token'])) {
1051 die(t('Wrong token.')); // Go away!
1054 if (!empty($_POST['continent']) && !empty($_POST['city'])
1055 && isTimeZoneValid($_POST['continent'], $_POST['city'])
1057 $tz = $_POST['continent'] . '/' . $_POST['city'];
1059 $conf->set('general.timezone', $tz);
1060 $conf->set('general.title', escape($_POST['title']));
1061 $conf->set('general.header_link', escape($_POST['titleLink']));
1062 $conf->set('resource.theme', escape($_POST['theme']));
1063 $conf->set('security.session_protection_disabled', !empty($_POST['disablesessionprotection']));
1064 $conf->set('privacy.default_private_links', !empty($_POST['privateLinkByDefault']));
1065 $conf->set('feed.rss_permalinks', !empty($_POST['enableRssPermalinks']));
1066 $conf->set('updates.check_updates', !empty($_POST['updateCheck']));
1067 $conf->set('privacy.hide_public_links', !empty($_POST['hidePublicLinks']));
1068 $conf->set('api.enabled', !empty($_POST['enableApi']));
1069 $conf->set('api.secret', escape($_POST['apiSecret']));
1070 $conf->set('translation.language', escape($_POST['language']));
1073 $conf->write(isLoggedIn());
1074 $history->updateSettings();
1075 invalidateCaches($conf->get('resource.page_cache'));
1077 catch(Exception
$e) {
1079 'ERROR while writing config file after configuration update.' . PHP_EOL
.
1083 // TODO: do not handle exceptions/errors in JS.
1084 echo '<script>alert("'. $e->getMessage() .'");document.location=\'?do=configure\';</script>';
1087 echo '<script>alert("'. t('Configuration was saved.') .'");document.location=\'?do=configure\';</script>';
1090 else // Show the configuration form.
1092 $PAGE->assign('title', $conf->get('general.title'));
1093 $PAGE->assign('theme', $conf->get('resource.theme'));
1094 $PAGE->assign('theme_available', ThemeUtils
::getThemes($conf->get('resource.raintpl_tpl')));
1095 list($continents, $cities) = generateTimeZoneData(
1096 timezone_identifiers_list(),
1097 $conf->get('general.timezone')
1099 $PAGE->assign('continents', $continents);
1100 $PAGE->assign('cities', $cities);
1101 $PAGE->assign('private_links_default', $conf->get('privacy.default_private_links', false));
1102 $PAGE->assign('session_protection_disabled', $conf->get('security.session_protection_disabled', false));
1103 $PAGE->assign('enable_rss_permalinks', $conf->get('feed.rss_permalinks', false));
1104 $PAGE->assign('enable_update_check', $conf->get('updates.check_updates', true));
1105 $PAGE->assign('hide_public_links', $conf->get('privacy.hide_public_links', false));
1106 $PAGE->assign('api_enabled', $conf->get('api.enabled', true));
1107 $PAGE->assign('api_secret', $conf->get('api.secret'));
1108 $PAGE->assign('languages', Languages
::getAvailableLanguages());
1109 $PAGE->assign('language', $conf->get('translation.language'));
1110 $PAGE->assign('pagetitle', t('Configure') .' - '. $conf->get('general.title', 'Shaarli'));
1111 $PAGE->renderPage('configure');
1116 // -------- User wants to rename a tag or delete it
1117 if ($targetPage == Router
::$PAGE_CHANGETAG)
1119 if (empty($_POST['fromtag']) || (empty($_POST['totag']) && isset($_POST['renametag']))) {
1120 $PAGE->assign('fromtag', ! empty($_GET['fromtag']) ? escape($_GET['fromtag']) : '');
1121 $PAGE->assign('pagetitle', t('Manage tags') .' - '. $conf->get('general.title', 'Shaarli'));
1122 $PAGE->renderPage('changetag');
1126 if (!$sessionManager->checkToken($_POST['token'])) {
1127 die(t('Wrong token.'));
1130 $alteredLinks = $LINKSDB->renameTag(escape($_POST['fromtag']), escape($_POST['totag']));
1131 $LINKSDB->save($conf->get('resource.page_cache'));
1132 foreach ($alteredLinks as $link) {
1133 $history->updateLink($link);
1135 $delete = empty($_POST['totag']);
1136 $redirect = $delete ? 'do=changetag' : 'searchtags='. urlencode(escape($_POST['totag']));
1137 $count = count($alteredLinks);
1139 ? sprintf(t('The tag was removed from %d link.', 'The tag was removed from %d links.', $count), $count)
1140 : sprintf(t('The tag was renamed in %d link.', 'The tag was renamed in %d links.', $count), $count);
1141 echo '<script>alert("'. $alert .'");document.location=\'?'. $redirect .'\';</script>';
1145 // -------- User wants to add a link without using the bookmarklet: Show form.
1146 if ($targetPage == Router
::$PAGE_ADDLINK)
1148 $PAGE->assign('pagetitle', t('Shaare a new link') .' - '. $conf->get('general.title', 'Shaarli'));
1149 $PAGE->renderPage('addlink');
1153 // -------- User clicked the "Save" button when editing a link: Save link to database.
1154 if (isset($_POST['save_edit']))
1157 if (! $sessionManager->checkToken($_POST['token'])) {
1158 die(t('Wrong token.'));
1161 // lf_id should only be present if the link exists.
1162 $id = isset($_POST['lf_id']) ? intval(escape($_POST['lf_id'])) : $LINKSDB->getNextId();
1163 // Linkdate is kept here to:
1164 // - use the same permalink for notes as they're displayed when creating them
1165 // - let users hack creation date of their posts
1166 // See: https://shaarli.readthedocs.io/en/master/Various-hacks/#changing-the-timestamp-for-a-shaare
1167 $linkdate = escape($_POST['lf_linkdate']);
1168 if (isset($LINKSDB[$id])) {
1170 $created = DateTime
::createFromFormat(LinkDB
::LINK_DATE_FORMAT
, $linkdate);
1171 $updated = new DateTime();
1172 $shortUrl = $LINKSDB[$id]['shorturl'];
1176 $created = DateTime
::createFromFormat(LinkDB
::LINK_DATE_FORMAT
, $linkdate);
1178 $shortUrl = link_small_hash($created, $id);
1182 // Remove multiple spaces.
1183 $tags = trim(preg_replace('/\s\s+/', ' ', $_POST['lf_tags']));
1184 // Remove first '-' char in tags.
1185 $tags = preg_replace('/(^| )\-/', '$1', $tags);
1186 // Remove duplicates.
1187 $tags = implode(' ', array_unique(explode(' ', $tags)));
1189 if (empty(trim($_POST['lf_url
']))) {
1190 $_POST['lf_url
'] = '?' . smallHash($linkdate . $id);
1192 $url = whitelist_protocols(trim($_POST['lf_url
']), $conf->get('security
.allowed_protocols
'));
1196 'title
' => trim($_POST['lf_title
']),
1198 'description
' => $_POST['lf_description
'],
1199 'private' => (isset($_POST['lf_private
']) ? 1 : 0),
1200 'created
' => $created,
1201 'updated
' => $updated,
1202 'tags
' => str_replace(',', ' ', $tags),
1203 'shorturl
' => $shortUrl,
1206 // If title is empty, use the URL as title.
1207 if ($link['title
'] == '') {
1208 $link['title
'] = $link['url
'];
1211 $pluginManager->executeHooks('save_link
', $link);
1213 $LINKSDB[$id] = $link;
1214 $LINKSDB->save($conf->get('resource.page_cache
'));
1216 $history->addLink($link);
1218 $history->updateLink($link);
1221 // If we are called from the bookmarklet, we must close the popup:
1222 if (isset($_GET['source
']) && ($_GET['source
']=='bookmarklet
' || $_GET['source
']=='firefoxsocialapi
')) {
1223 echo '<script
>self
.close();</script
>';
1227 $returnurl = !empty($_POST['returnurl
']) ? $_POST['returnurl
'] : '?';
1228 $location = generateLocation($returnurl, $_SERVER['HTTP_HOST
'], array('addlink
', 'post
', 'edit_link
'));
1229 // Scroll to the link which has been edited.
1230 $location .= '#' . $link['shorturl'];
1231 // After saving the link, redirect to the page the user was on.
1232 header('Location: '. $location);
1236 // -------- User clicked the "Cancel" button when editing a link.
1237 if (isset($_POST['cancel_edit']))
1239 $id = isset($_POST['lf_id']) ? (int) escape($_POST['lf_id']) : false;
1240 if (! isset($LINKSDB[$id])) {
1241 header('Location: ?');
1243 // If we are called from the bookmarklet, we must close the popup:
1244 if (isset($_GET['source']) && ($_GET['source']=='bookmarklet' || $_GET['source']=='firefoxsocialapi')) { echo '<script>self.close();</script>'; exit; }
1245 $link = $LINKSDB[$id];
1246 $returnurl = ( isset($_POST['returnurl']) ? $_POST['returnurl'] : '?' );
1247 // Scroll to the link which has been edited.
1248 $returnurl .= '#'. $link['shorturl'];
1249 $returnurl = generateLocation($returnurl, $_SERVER['HTTP_HOST'], array('addlink', 'post', 'edit_link'));
1250 header('Location: '.$returnurl); // After canceling, redirect to the page the user was on.
1254 // -------- User clicked the "Delete" button when editing a link: Delete link from database.
1255 if ($targetPage == Router
::$PAGE_DELETELINK)
1257 if (! $sessionManager->checkToken($_GET['token'])) {
1258 die(t('Wrong token.'));
1261 $ids = trim($_GET['lf_linkdate']);
1262 if (strpos($ids, ' ') !== false) {
1263 // multiple, space-separated ids provided
1264 $ids = array_values(array_filter(preg_split('/\s+/', escape($ids))));
1266 // only a single id provided
1269 // assert at least one id is given
1271 die('no id provided');
1273 foreach ($ids as $id) {
1274 $id = (int) escape($id);
1275 $link = $LINKSDB[$id];
1276 $pluginManager->executeHooks('delete_link', $link);
1277 unset($LINKSDB[$id]);
1279 $LINKSDB->save($conf->get('resource.page_cache')); // save to disk
1280 $history->deleteLink($link);
1282 // If we are called from the bookmarklet, we must close the popup:
1283 if (isset($_GET['source']) && ($_GET['source']=='bookmarklet' || $_GET['source']=='firefoxsocialapi')) { echo '<script>self.close();</script>'; exit; }
1286 if (isset($_SERVER['HTTP_REFERER'])) {
1287 // Don't redirect to where we were previously if it was a permalink or an edit_link, because it would 404.
1288 $location = generateLocation(
1289 $_SERVER['HTTP_REFERER'],
1290 $_SERVER['HTTP_HOST'],
1291 ['delete_link', 'edit_link', $link['shorturl']]
1295 header('Location: ' . $location); // After deleting the link, redirect to appropriate location
1299 // -------- User clicked the "EDIT" button on a link: Display link edit form.
1300 if (isset($_GET['edit_link']))
1302 $id = (int) escape($_GET['edit_link']);
1303 $link = $LINKSDB[$id]; // Read database
1304 if (!$link) { header('Location: ?'); exit; } // Link not found in database.
1305 $link['linkdate'] = $link['created']->format(LinkDB
::LINK_DATE_FORMAT
);
1308 'link_is_new' => false,
1309 'http_referer' => (isset($_SERVER['HTTP_REFERER']) ? escape($_SERVER['HTTP_REFERER']) : ''),
1310 'tags' => $LINKSDB->linksCountPerTag(),
1312 $pluginManager->executeHooks('render_editlink', $data);
1314 foreach ($data as $key => $value) {
1315 $PAGE->assign($key, $value);
1318 $PAGE->assign('pagetitle', t('Edit') .' '. t('Shaare') .' - '. $conf->get('general.title', 'Shaarli'));
1319 $PAGE->renderPage('editlink');
1323 // -------- User want to post a new link: Display link edit form.
1324 if (isset($_GET['post'])) {
1325 $url = cleanup_url($_GET['post']);
1327 $link_is_new = false;
1328 // Check if URL is not already in database (in this case, we will edit the existing link)
1329 $link = $LINKSDB->getLinkFromUrl($url);
1332 $link_is_new = true;
1333 $linkdate = strval(date(LinkDB
::LINK_DATE_FORMAT
));
1334 // Get title if it was provided in URL (by the bookmarklet).
1335 $title = empty($_GET['title']) ? '' : escape($_GET['title']);
1336 // Get description if it was provided in URL (by the bookmarklet). [Bronco added that]
1337 $description = empty($_GET['description']) ? '' : escape($_GET['description']);
1338 $tags = empty($_GET['tags']) ? '' : escape($_GET['tags']);
1339 $private = !empty($_GET['private']) && $_GET['private'] === "1" ? 1 : 0;
1340 // If this is an HTTP(S) link, we try go get the page to extract the title (otherwise we will to straight to the edit form.)
1341 if (empty($title) && strpos(get_url_scheme($url), 'http') !== false) {
1342 // Short timeout to keep the application responsive
1343 // The callback will fill $charset and $title with data from the downloaded page.
1346 $conf->get('general.download_timeout', 30),
1347 $conf->get('general.download_max_size', 4194304),
1348 get_curl_download_callback($charset, $title)
1350 if (! empty($title) && strtolower($charset) != 'utf-8') {
1351 $title = mb_convert_encoding($title, 'utf-8', $charset);
1356 $url = '?' . smallHash($linkdate . $LINKSDB->getNextId());
1357 $title = $conf->get('general.default_note_title', t('Note: '));
1359 $url = escape($url);
1360 $title = escape($title);
1363 'linkdate' => $linkdate,
1366 'description' => $description,
1368 'private' => $private,
1371 $link['linkdate'] = $link['created']->format(LinkDB
::LINK_DATE_FORMAT
);
1376 'link_is_new' => $link_is_new,
1377 'http_referer' => (isset($_SERVER['HTTP_REFERER']) ? escape($_SERVER['HTTP_REFERER']) : ''),
1378 'source' => (isset($_GET['source']) ? $_GET['source'] : ''),
1379 'tags' => $LINKSDB->linksCountPerTag(),
1380 'default_private_links' => $conf->get('privacy.default_private_links', false),
1382 $pluginManager->executeHooks('render_editlink', $data);
1384 foreach ($data as $key => $value) {
1385 $PAGE->assign($key, $value);
1388 $PAGE->assign('pagetitle', t('Shaare') .' - '. $conf->get('general.title', 'Shaarli'));
1389 $PAGE->renderPage('editlink');
1393 if ($targetPage == Router
::$PAGE_EXPORT) {
1394 // Export links as a Netscape Bookmarks file
1396 if (empty($_GET['selection'])) {
1397 $PAGE->assign('pagetitle', t('Export') .' - '. $conf->get('general.title', 'Shaarli'));
1398 $PAGE->renderPage('export');
1402 // export as bookmarks_(all|private|public)_YYYYmmdd_HHMMSS.html
1403 $selection = $_GET['selection'];
1404 if (isset($_GET['prepend_note_url'])) {
1405 $prependNoteUrl = $_GET['prepend_note_url'];
1407 $prependNoteUrl = false;
1413 NetscapeBookmarkUtils
::filterAndFormat(
1420 } catch (Exception
$exc) {
1421 header('Content-Type: text/plain; charset=utf-8');
1422 echo $exc->getMessage();
1425 $now = new DateTime();
1426 header('Content-Type: text/html; charset=utf-8');
1428 'Content-disposition: attachment; filename=bookmarks_'
1429 .$selection.'_'.$now->format(LinkDB
::LINK_DATE_FORMAT
).'.html'
1431 $PAGE->assign('date', $now->format(DateTime
::RFC822
));
1432 $PAGE->assign('eol', PHP_EOL
);
1433 $PAGE->assign('selection', $selection);
1434 $PAGE->renderPage('export.bookmarks');
1438 if ($targetPage == Router
::$PAGE_IMPORT) {
1439 // Upload a Netscape bookmark dump to import its contents
1441 if (! isset($_POST['token']) || ! isset($_FILES['filetoupload'])) {
1442 // Show import dialog
1445 get_max_upload_size(
1446 ini_get('post_max_size'),
1447 ini_get('upload_max_filesize'),
1453 get_max_upload_size(
1454 ini_get('post_max_size'),
1455 ini_get('upload_max_filesize'),
1459 $PAGE->assign('pagetitle', t('Import') .' - '. $conf->get('general.title', 'Shaarli'));
1460 $PAGE->renderPage('import');
1464 // Import bookmarks from an uploaded file
1465 if (isset($_FILES['filetoupload']['size']) && $_FILES['filetoupload']['size'] == 0) {
1466 // The file is too big or some form field may be missing.
1469 'The file you are trying to upload is probably bigger than what this webserver can accept'
1470 .' (%s). Please upload in smaller chunks.'
1472 get_max_upload_size(ini_get('post_max_size'), ini_get('upload_max_filesize'))
1474 echo '<script>alert("'. $msg .'");document.location=\'?do='.Router
::$PAGE_IMPORT .'\';</script>';
1477 if (! $sessionManager->checkToken($_POST['token'])) {
1478 die('Wrong token.');
1480 $status = NetscapeBookmarkUtils
::import(
1487 echo '<script>alert("'.$status.'");document.location=\'?do='
1488 .Router
::$PAGE_IMPORT .'\';</script>';
1492 // Plugin administration page
1493 if ($targetPage == Router
::$PAGE_PLUGINSADMIN) {
1494 $pluginMeta = $pluginManager->getPluginsMeta();
1496 // Split plugins into 2 arrays: ordered enabled plugins and disabled.
1497 $enabledPlugins = array_filter($pluginMeta, function($v) { return $v
['order'] !== false; });
1499 $enabledPlugins = load_plugin_parameter_values($enabledPlugins, $conf->get('plugins', array()));
1502 function($a, $b) { return $a
['order'] - $b
['order']; }
1504 $disabledPlugins = array_filter($pluginMeta, function($v) { return $v
['order'] === false; });
1506 $PAGE->assign('enabledPlugins', $enabledPlugins);
1507 $PAGE->assign('disabledPlugins', $disabledPlugins);
1508 $PAGE->assign('pagetitle', t('Plugin administration') .' - '. $conf->get('general.title', 'Shaarli'));
1509 $PAGE->renderPage('pluginsadmin');
1513 // Plugin administration form action
1514 if ($targetPage == Router
::$PAGE_SAVE_PLUGINSADMIN) {
1516 if (isset($_POST['parameters_form'])) {
1517 unset($_POST['parameters_form']);
1518 foreach ($_POST as $param => $value) {
1519 $conf->set('plugins.'. $param, escape($value));
1523 $conf->set('general.enabled_plugins', save_plugin_config($_POST));
1525 $conf->write(isLoggedIn());
1526 $history->updateSettings();
1528 catch (Exception
$e) {
1530 'ERROR while saving plugin configuration:.' . PHP_EOL
.
1534 // TODO: do not handle exceptions/errors in JS.
1535 echo '<script>alert("'. $e->getMessage() .'");document.location=\'?do='. Router
::$PAGE_PLUGINSADMIN .'\';</script>';
1538 header('Location: ?do='. Router
::$PAGE_PLUGINSADMIN);
1542 // Get a fresh token
1543 if ($targetPage == Router
::$GET_TOKEN) {
1544 header('Content-Type:text/plain');
1545 echo $sessionManager->generateToken($conf);
1549 // -------- Otherwise, simply display search form and links:
1550 showLinkList($PAGE, $LINKSDB, $conf, $pluginManager);
1555 * Template for the list of links (<div id="linklist">)
1556 * This function fills all the necessary fields in the $PAGE for the template 'linklist.html'
1558 * @param pageBuilder $PAGE pageBuilder instance.
1559 * @param LinkDB $LINKSDB LinkDB instance.
1560 * @param ConfigManager $conf Configuration Manager instance.
1561 * @param PluginManager $pluginManager Plugin Manager instance.
1563 function buildLinkList($PAGE,$LINKSDB, $conf, $pluginManager)
1565 // Used in templates
1566 if (isset($_GET['searchtags'])) {
1567 if (! empty($_GET['searchtags'])) {
1568 $searchtags = escape(normalize_spaces($_GET['searchtags']));
1570 $searchtags = false;
1575 $searchterm = !empty($_GET['searchterm']) ? escape(normalize_spaces($_GET['searchterm'])) : '';
1578 if (! empty($_SERVER['QUERY_STRING'])
1579 && preg_match('/^[a-zA-Z0-9-_@]{6}($|&|#)/', $_SERVER['QUERY_STRING'])) {
1581 $linksToDisplay = $LINKSDB->filterHash($_SERVER['QUERY_STRING']);
1582 } catch (LinkNotFoundException
$e) {
1583 $PAGE->render404($e->getMessage());
1587 // Filter links according search parameters.
1588 $visibility = ! empty($_SESSION['visibility']) ? $_SESSION['visibility'] : '';
1590 'searchtags' => $searchtags,
1591 'searchterm' => $searchterm,
1593 $linksToDisplay = $LINKSDB->filterSearch($request, false, $visibility, !empty($_SESSION['untaggedonly']));
1596 // ---- Handle paging.
1598 foreach ($linksToDisplay as $key => $value) {
1604 // Select articles according to paging.
1605 $pagecount = ceil(count($keys) / $_SESSION['LINKS_PER_PAGE']);
1606 $pagecount = $pagecount == 0 ? 1 : $pagecount;
1607 $page= empty($_GET['page']) ? 1 : intval($_GET['page']);
1608 $page = $page < 1 ? 1 : $page;
1609 $page = $page > $pagecount ? $pagecount : $page;
1611 $i = ($page-1) * $_SESSION['LINKS_PER_PAGE'];
1612 $end = $i +
$_SESSION['LINKS_PER_PAGE'];
1613 $linkDisp = array();
1614 while ($i<$end && $i<count($keys))
1616 $link = $linksToDisplay[$keys[$i]];
1617 $link['description'] = format_description(
1618 $link['description'],
1619 $conf->get('redirector.url'),
1620 $conf->get('redirector.encode_url')
1622 $classLi = ($i %
2) != 0 ? '' : 'publicLinkHightLight';
1623 $link['class'] = $link['private'] == 0 ? $classLi : 'private';
1624 $link['timestamp'] = $link['created']->getTimestamp();
1625 if (! empty($link['updated'])) {
1626 $link['updated_timestamp'] = $link['updated']->getTimestamp();
1628 $link['updated_timestamp'] = '';
1630 $taglist = preg_split('/\s+/', $link['tags'], -1, PREG_SPLIT_NO_EMPTY
);
1631 uasort($taglist, 'strcasecmp');
1632 $link['taglist'] = $taglist;
1633 // Check for both signs of a note: starting with ? and 7 chars long.
1634 if ($link['url'][0] === '?' &&
1635 strlen($link['url']) === 7) {
1636 $link['url'] = index_url($_SERVER) . $link['url'];
1639 $linkDisp[$keys[$i]] = $link;
1643 // Compute paging navigation
1644 $searchtagsUrl = $searchtags === '' ? '' : '&searchtags=' . urlencode($searchtags);
1645 $searchtermUrl = empty($searchterm) ? '' : '&searchterm=' . urlencode($searchterm);
1646 $previous_page_url = '';
1647 if ($i != count($keys)) {
1648 $previous_page_url = '?page=' . ($page+
1) . $searchtermUrl . $searchtagsUrl;
1652 $next_page_url = '?page=' . ($page-1) . $searchtermUrl . $searchtagsUrl;
1655 // Fill all template fields.
1657 'previous_page_url' => $previous_page_url,
1658 'next_page_url' => $next_page_url,
1659 'page_current' => $page,
1660 'page_max' => $pagecount,
1661 'result_count' => count($linksToDisplay),
1662 'search_term' => $searchterm,
1663 'search_tags' => $searchtags,
1664 'visibility' => ! empty($_SESSION['visibility']) ? $_SESSION['visibility'] : '',
1665 'redirector' => $conf->get('redirector.url'), // Optional redirector URL.
1666 'links' => $linkDisp,
1669 // If there is only a single link, we change on-the-fly the title of the page.
1670 if (count($linksToDisplay) == 1) {
1671 $data['pagetitle'] = $linksToDisplay[$keys[0]]['title'] .' - '. $conf->get('general.title');
1672 } elseif (! empty($searchterm) || ! empty($searchtags)) {
1673 $data['pagetitle'] = t('Search: ');
1674 $data['pagetitle'] .= ! empty($searchterm) ? $searchterm .' ' : '';
1675 $bracketWrap = function ($tag) {
1676 return '['. $tag .']';
1678 $data['pagetitle'] .= ! empty($searchtags)
1679 ? implode(' ', array_map($bracketWrap, preg_split('/\s+/', $searchtags))).' '
1681 $data['pagetitle'] .= '- '. $conf->get('general.title');
1684 $pluginManager->executeHooks('render_linklist', $data, array('loggedin' => isLoggedIn()));
1686 foreach ($data as $key => $value) {
1687 $PAGE->assign($key, $value);
1694 * Compute the thumbnail for a link.
1696 * With a link to the original URL.
1697 * Understands various services (youtube.com...)
1698 * Input: $url = URL for which the thumbnail must be found.
1699 * $href = if provided, this URL will be followed instead of $url
1700 * Returns an associative array with thumbnail attributes (src,href,width,height,style,alt)
1701 * Some of them may be missing.
1702 * Return an empty array if no thumbnail available.
1704 * @param ConfigManager $conf Configuration Manager instance.
1705 * @param string $url
1706 * @param string|bool $href
1710 function computeThumbnail($conf, $url, $href = false)
1712 if (!$conf->get('thumbnail.enable_thumbnails')) return array();
1713 if ($href==false) $href=$url;
1715 // For most hosts, the URL of the thumbnail can be easily deduced from the URL of the link.
1716 // (e.g. http://www.youtube.com/watch?v=spVypYk4kto ---> http://img.youtube.com/vi/spVypYk4kto/default.jpg )
1717 // ^^^^^^^^^^^ ^^^^^^^^^^^
1718 $domain = parse_url($url,PHP_URL_HOST
);
1719 if ($domain=='youtube.com' || $domain=='www.youtube.com')
1721 parse_str(parse_url($url,PHP_URL_QUERY
), $params); // Extract video ID and get thumbnail
1722 if (!empty($params['v'])) return array('src'=>'https://img.youtube.com/vi/'.$params['v'].'/default.jpg',
1723 'href'=>$href,'width'=>'120','height'=>'90','alt'=>'YouTube thumbnail');
1725 if ($domain=='youtu.be') // Youtube short links
1727 $path = parse_url($url,PHP_URL_PATH
);
1728 return array('src'=>'https://img.youtube.com/vi'.$path.'/default.jpg',
1729 'href'=>$href,'width'=>'120','height'=>'90','alt'=>'YouTube thumbnail');
1731 if ($domain=='pix.toile-libre.org') // pix.toile-libre.org image hosting
1733 parse_str(parse_url($url,PHP_URL_QUERY
), $params); // Extract image filename.
1734 if (!empty($params) && !empty($params['img'])) return array('src'=>'http://pix.toile-libre.org/upload/thumb/'.urlencode($params['img']),
1735 'href'=>$href,'style'=>'max-width:120px; max-height:150px','alt'=>'pix.toile-libre.org thumbnail');
1738 if ($domain=='imgur.com')
1740 $path = parse_url($url,PHP_URL_PATH
);
1741 if (startsWith($path,'/a/')) return array(); // Thumbnails for albums are not available.
1742 if (startsWith($path,'/r/')) return array('src'=>'https://i.imgur.com/'.basename($path).'s.jpg',
1743 'href'=>$href,'width'=>'90','height'=>'90','alt'=>'imgur.com thumbnail');
1744 if (startsWith($path,'/gallery/')) return array('src'=>'https://i.imgur.com'.substr($path,8).'s.jpg',
1745 'href'=>$href,'width'=>'90','height'=>'90','alt'=>'imgur.com thumbnail');
1747 if (substr_count($path,'/')==1) return array('src'=>'https://i.imgur.com/'.substr($path,1).'s.jpg',
1748 'href'=>$href,'width'=>'90','height'=>'90','alt'=>'imgur.com thumbnail');
1750 if ($domain=='i.imgur.com')
1752 $pi = pathinfo(parse_url($url,PHP_URL_PATH
));
1753 if (!empty($pi['filename'])) return array('src'=>'https://i.imgur.com/'.$pi['filename'].'s.jpg',
1754 'href'=>$href,'width'=>'90','height'=>'90','alt'=>'imgur.com thumbnail');
1756 if ($domain=='dailymotion.com' || $domain=='www.dailymotion.com')
1758 if (strpos($url,'dailymotion.com/video/')!==false)
1760 $thumburl=str_replace('dailymotion.com/video/','dailymotion.com/thumbnail/video/',$url);
1761 return array('src'=>$thumburl,
1762 'href'=>$href,'width'=>'120','style'=>'height:auto;','alt'=>'DailyMotion thumbnail');
1765 if (endsWith($domain,'.imageshack.us'))
1767 $ext=strtolower(pathinfo($url,PATHINFO_EXTENSION
));
1768 if ($ext=='jpg' || $ext=='jpeg' || $ext=='png' || $ext=='gif')
1770 $thumburl = substr($url,0,strlen($url)-strlen($ext)).'th.'.$ext;
1771 return array('src'=>$thumburl,
1772 'href'=>$href,'width'=>'120','style'=>'height:auto;','alt'=>'imageshack.us thumbnail');
1776 // Some other hosts are SLOW AS HELL and usually require an extra HTTP request to get the thumbnail URL.
1777 // So we deport the thumbnail generation in order not to slow down page generation
1778 // (and we also cache the thumbnail)
1780 if (! $conf->get('thumbnail.enable_localcache')) return array(); // If local cache is disabled, no thumbnails for services which require the use a local cache.
1782 if ($domain=='flickr.com' || endsWith($domain,'.flickr.com')
1783 || $domain=='vimeo.com'
1784 || $domain=='ted.com' || endsWith($domain,'.ted.com')
1785 || $domain=='xkcd.com' || endsWith($domain,'.xkcd.com')
1788 if ($domain=='vimeo.com')
1789 { // Make sure this vimeo URL points to a video (/xxx... where xxx is numeric)
1790 $path = parse_url($url,PHP_URL_PATH
);
1791 if (!preg_match('!/\d+.+?!',$path)) return array(); // This is not a single video URL.
1793 if ($domain=='xkcd.com' || endsWith($domain,'.xkcd.com'))
1794 { // Make sure this URL points to a single comic (/xxx... where xxx is numeric)
1795 $path = parse_url($url,PHP_URL_PATH
);
1796 if (!preg_match('!/\d+.+?!',$path)) return array();
1798 if ($domain=='ted.com' || endsWith($domain,'.ted.com'))
1799 { // Make sure this TED URL points to a video (/talks/...)
1800 $path = parse_url($url,PHP_URL_PATH
);
1801 if ("/talks/" !== substr($path,0,7)) return array(); // This is not a single video URL.
1803 $sign = hash_hmac('sha256', $url, $conf->get('credentials.salt')); // We use the salt to sign data (it's random, secret, and specific to each installation)
1804 return array('src'=>index_url($_SERVER).'?do=genthumbnail&hmac='.$sign.'&url='.urlencode($url),
1805 'href'=>$href,'width'=>'120','style'=>'height:auto;','alt'=>'thumbnail');
1808 // For all other, we try to make a thumbnail of links ending with .jpg/jpeg/png/gif
1809 // Technically speaking, we should download ALL links and check their Content-Type to see if they are images.
1810 // But using the extension will do.
1811 $ext=strtolower(pathinfo($url,PATHINFO_EXTENSION
));
1812 if ($ext=='jpg' || $ext=='jpeg' || $ext=='png' || $ext=='gif')
1814 $sign = hash_hmac('sha256', $url, $conf->get('credentials.salt')); // We use the salt to sign data (it's random, secret, and specific to each installation)
1815 return array('src'=>index_url($_SERVER).'?do=genthumbnail&hmac='.$sign.'&url='.urlencode($url),
1816 'href'=>$href,'width'=>'120','style'=>'height:auto;','alt'=>'thumbnail');
1818 return array(); // No thumbnail.
1823 // Returns the HTML code to display a thumbnail for a link
1824 // with a link to the original URL.
1825 // Understands various services (youtube.com...)
1826 // Input: $url = URL for which the thumbnail must be found.
1827 // $href = if provided, this URL will be followed instead of $url
1828 // Returns '' if no thumbnail available.
1829 function thumbnail($url,$href=false)
1833 $t = computeThumbnail($conf, $url,$href);
1834 if (count($t)==0) return ''; // Empty array = no thumbnail for this URL.
1836 $html='<a href="'.escape($t['href']).'"><img src="'.escape($t['src']).'"';
1837 if (!empty($t['width'])) $html.=' width="'.escape($t['width']).'"';
1838 if (!empty($t['height'])) $html.=' height="'.escape($t['height']).'"';
1839 if (!empty($t['style'])) $html.=' style="'.escape($t['style']).'"';
1840 if (!empty($t['alt'])) $html.=' alt="'.escape($t['alt']).'"';
1845 // Returns the HTML code to display a thumbnail for a link
1846 // for the picture wall (using lazy image loading)
1847 // Understands various services (youtube.com...)
1848 // Input: $url = URL for which the thumbnail must be found.
1849 // $href = if provided, this URL will be followed instead of $url
1850 // Returns '' if no thumbnail available.
1851 function lazyThumbnail($conf, $url,$href=false)
1855 $t = computeThumbnail($conf, $url,$href);
1856 if (count($t)==0) return ''; // Empty array = no thumbnail for this URL.
1858 $html='<a href="'.escape($t['href']).'">';
1861 $html.='<img class="b-lazy" src="#" data-src="'.escape($t['src']).'"';
1863 if (!empty($t['width'])) $html.=' width="'.escape($t['width']).'"';
1864 if (!empty($t['height'])) $html.=' height="'.escape($t['height']).'"';
1865 if (!empty($t['style'])) $html.=' style="'.escape($t['style']).'"';
1866 if (!empty($t['alt'])) $html.=' alt="'.escape($t['alt']).'"';
1869 // No-JavaScript fallback.
1870 $html.='<noscript><img src="'.escape($t['src']).'"';
1871 if (!empty($t['width'])) $html.=' width="'.escape($t['width']).'"';
1872 if (!empty($t['height'])) $html.=' height="'.escape($t['height']).'"';
1873 if (!empty($t['style'])) $html.=' style="'.escape($t['style']).'"';
1874 if (!empty($t['alt'])) $html.=' alt="'.escape($t['alt']).'"';
1875 $html.='></noscript></a>';
1883 * This function should NEVER be called if the file data/config.php exists.
1885 * @param ConfigManager $conf Configuration Manager instance.
1886 * @param SessionManager $sessionManager SessionManager instance
1888 function install($conf, $sessionManager) {
1889 // On free.fr host, make sure the /sessions directory exists, otherwise login will not work.
1890 if (endsWith($_SERVER['HTTP_HOST'],'.free.fr') && !is_dir($_SERVER['DOCUMENT_ROOT'].'/sessions')) mkdir($_SERVER['DOCUMENT_ROOT'].'/sessions',0705);
1893 // This part makes sure sessions works correctly.
1894 // (Because on some hosts, session.save_path may not be set correctly,
1895 // or we may not have write access to it.)
1896 if (isset($_GET['test_session']) && ( !isset($_SESSION) || !isset($_SESSION['session_tested']) || $_SESSION['session_tested']!='Working'))
1898 // Step 2: Check if data in session is correct.
1900 '<pre>Sessions do not seem to work correctly on your server.<br>'.
1901 'Make sure the variable "session.save_path" is set correctly in your PHP config, '.
1902 'and that you have write access to it.<br>'.
1903 'It currently points to %s.<br>'.
1904 'On some browsers, accessing your server via a hostname like \'localhost\' '.
1905 'or any custom hostname without a dot causes cookie storage to fail. '.
1906 'We recommend accessing your server via it\'s IP address or Fully Qualified Domain Name.<br>'
1908 $msg = sprintf($msg, session_save_path());
1910 echo '<br><a href="?">'. t('Click to try again.') .'</a></pre>';
1913 if (!isset($_SESSION['session_tested']))
1914 { // Step 1 : Try to store data in session and reload page.
1915 $_SESSION['session_tested'] = 'Working'; // Try to set a variable in session.
1916 header('Location: '.index_url($_SERVER).'?test_session'); // Redirect to check stored data.
1918 if (isset($_GET['test_session']))
1919 { // Step 3: Sessions are OK. Remove test parameter from URL.
1920 header('Location: '.index_url($_SERVER));
1924 if (!empty($_POST['setlogin']) && !empty($_POST['setpassword']))
1927 if (!empty($_POST['continent']) && !empty($_POST['city'])
1928 && isTimeZoneValid($_POST['continent'], $_POST['city'])
1930 $tz = $_POST['continent'].'/'.$_POST['city'];
1932 $conf->set('general.timezone', $tz);
1933 $login = $_POST['setlogin'];
1934 $conf->set('credentials.login', $login);
1935 $salt = sha1(uniqid('', true) .'_'. mt_rand());
1936 $conf->set('credentials.salt', $salt);
1937 $conf->set('credentials.hash', sha1($_POST['setpassword'] . $login . $salt));
1938 if (!empty($_POST['title'])) {
1939 $conf->set('general.title', escape($_POST['title']));
1941 $conf->set('general.title', 'Shared links on '.escape(index_url($_SERVER)));
1943 $conf->set('translation.language', escape($_POST['language']));
1944 $conf->set('updates.check_updates', !empty($_POST['updateCheck']));
1945 $conf->set('api.enabled', !empty($_POST['enableApi']));
1948 generate_api_secret(
1949 $conf->get('credentials.login'),
1950 $conf->get('credentials.salt')
1954 // Everything is ok, let's create config file.
1955 $conf->write(isLoggedIn());
1957 catch(Exception
$e) {
1959 'ERROR while writing config file after installation.' . PHP_EOL
.
1963 // TODO: do not handle exceptions/errors in JS.
1964 echo '<script>alert("'. $e->getMessage() .'");document.location=\'?\';</script>';
1967 echo '<script>alert("Shaarli is now configured. Please enter your login/password and start shaaring your links!");document.location=\'?do=login\';</script>';
1971 $PAGE = new PageBuilder($conf, null, $sessionManager->generateToken());
1972 list($continents, $cities) = generateTimeZoneData(timezone_identifiers_list(), date_default_timezone_get());
1973 $PAGE->assign('continents', $continents);
1974 $PAGE->assign('cities', $cities);
1975 $PAGE->assign('languages', Languages
::getAvailableLanguages());
1976 $PAGE->renderPage('install');
1981 * Because some f*cking services like flickr require an extra HTTP request to get the thumbnail URL,
1982 * I have deported the thumbnail URL code generation here, otherwise this would slow down page generation.
1983 * The following function takes the URL a link (e.g. a flickr page) and return the proper thumbnail.
1984 * This function is called by passing the URL:
1985 * http://mywebsite.com/shaarli/?do=genthumbnail&hmac=[HMAC]&url=[URL]
1986 * [URL] is the URL of the link (e.g. a flickr page)
1987 * [HMAC] is the signature for the [URL] (so that these URL cannot be forged).
1988 * The function below will fetch the image from the webservice and store it in the cache.
1990 * @param ConfigManager $conf Configuration Manager instance,
1992 function genThumbnail($conf)
1994 // Make sure the parameters in the URL were generated by us.
1995 $sign = hash_hmac('sha256', $_GET['url'], $conf->get('credentials.salt'));
1996 if ($sign!=$_GET['hmac']) die('Naughty boy!');
1998 $cacheDir = $conf->get('resource.thumbnails_cache', 'cache');
1999 // Let's see if we don't already have the image for this URL in the cache.
2000 $thumbname=hash('sha1',$_GET['url']).'.jpg';
2001 if (is_file($cacheDir .'/'. $thumbname))
2002 { // We have the thumbnail, just serve it:
2003 header('Content-Type: image/jpeg');
2004 echo file_get_contents($cacheDir .'/'. $thumbname);
2007 // We may also serve a blank image (if service did not respond)
2008 $blankname=hash('sha1',$_GET['url']).'.gif';
2009 if (is_file($cacheDir .'/'. $blankname))
2011 header('Content-Type: image/gif');
2012 echo file_get_contents($cacheDir .'/'. $blankname);
2016 // Otherwise, generate the thumbnail.
2017 $url = $_GET['url'];
2018 $domain = parse_url($url,PHP_URL_HOST
);
2020 if ($domain=='flickr.com' || endsWith($domain,'.flickr.com'))
2022 // Crude replacement to handle new flickr domain policy (They prefer www. now)
2023 $url = str_replace('http://flickr.com/','http://www.flickr.com/',$url);
2025 // Is this a link to an image, or to a flickr page ?
2027 if (endsWith(parse_url($url, PHP_URL_PATH
), '.jpg'))
2028 { // This is a direct link to an image. e.g. http://farm1.staticflickr.com/5/5921913_ac83ed27bd_o.jpg
2029 preg_match('!(http://farm\d+\.staticflickr\.com/\d+/\d+_\w+_)\w.jpg!',$url,$matches);
2030 if (!empty($matches[1])) $imageurl=$matches[1].'m.jpg';
2032 else // This is a flickr page (html)
2034 // Get the flickr html page.
2035 list($headers, $content) = get_http_response($url, 20);
2036 if (strpos($headers[0], '200 OK') !== false)
2038 // flickr now nicely provides the URL of the thumbnail in each flickr page.
2039 preg_match('!<link rel=\"image_src\" href=\"(.+?)\"!', $content, $matches);
2040 if (!empty($matches[1])) $imageurl=$matches[1];
2042 // In albums (and some other pages), the link rel="image_src" is not provided,
2043 // but flickr provides:
2044 // <meta property="og:image" content="http://farm4.staticflickr.com/3398/3239339068_25d13535ff_z.jpg" />
2047 preg_match('!<meta property=\"og:image\" content=\"(.+?)\"!', $content, $matches);
2048 if (!empty($matches[1])) $imageurl=$matches[1];
2054 { // Let's download the image.
2055 // Image is 240x120, so 10 seconds to download should be enough.
2056 list($headers, $content) = get_http_response($imageurl, 10);
2057 if (strpos($headers[0], '200 OK') !== false) {
2058 // Save image to cache.
2059 file_put_contents($cacheDir .'/'. $thumbname, $content);
2060 header('Content-Type: image/jpeg');
2067 elseif ($domain=='vimeo.com' )
2069 // This is more complex: we have to perform a HTTP request, then parse the result.
2070 // Maybe we should deport this to JavaScript ? Example: http://stackoverflow.com/questions/1361149/get-img-thumbnails-from-vimeo/4285098#4285098
2071 $vid = substr(parse_url($url,PHP_URL_PATH
),1);
2072 list($headers, $content) = get_http_response('https://vimeo.com/api/v2/video/'.escape($vid).'.php', 5);
2073 if (strpos($headers[0], '200 OK') !== false) {
2074 $t = unserialize($content);
2075 $imageurl = $t[0]['thumbnail_medium'];
2076 // Then we download the image and serve it to our client.
2077 list($headers, $content) = get_http_response($imageurl, 10);
2078 if (strpos($headers[0], '200 OK') !== false) {
2079 // Save image to cache.
2080 file_put_contents($cacheDir .'/'. $thumbname, $content);
2081 header('Content-Type: image/jpeg');
2088 elseif ($domain=='ted.com' || endsWith($domain,'.ted.com'))
2090 // The thumbnail for TED talks is located in the <link rel="image_src" [...]> tag on that page
2091 // http://www.ted.com/talks/mikko_hypponen_fighting_viruses_defending_the_net.html
2092 // <link rel="image_src" href="http://images.ted.com/images/ted/28bced335898ba54d4441809c5b1112ffaf36781_389x292.jpg" />
2093 list($headers, $content) = get_http_response($url, 5);
2094 if (strpos($headers[0], '200 OK') !== false) {
2095 // Extract the link to the thumbnail
2096 preg_match('!link rel="image_src" href="(http://images.ted.com/images/ted/.+_\d+x\d+\.jpg)"!', $content, $matches);
2097 if (!empty($matches[1]))
2098 { // Let's download the image.
2099 $imageurl=$matches[1];
2100 // No control on image size, so wait long enough
2101 list($headers, $content) = get_http_response($imageurl, 20);
2102 if (strpos($headers[0], '200 OK') !== false) {
2103 $filepath = $cacheDir .'/'. $thumbname;
2104 file_put_contents($filepath, $content); // Save image to cache.
2105 if (resizeImage($filepath))
2107 header('Content-Type: image/jpeg');
2108 echo file_get_contents($filepath);
2116 elseif ($domain=='xkcd.com' || endsWith($domain,'.xkcd.com'))
2118 // There is no thumbnail available for xkcd comics, so download the whole image and resize it.
2119 // http://xkcd.com/327/
2120 // <img src="http://imgs.xkcd.com/comics/exploits_of_a_mom.png" title="<BLABLA>" alt="<BLABLA>" />
2121 list($headers, $content) = get_http_response($url, 5);
2122 if (strpos($headers[0], '200 OK') !== false) {
2123 // Extract the link to the thumbnail
2124 preg_match('!<img src="(http://imgs.xkcd.com/comics/.*)" title="[^s]!', $content, $matches);
2125 if (!empty($matches[1]))
2126 { // Let's download the image.
2127 $imageurl=$matches[1];
2128 // No control on image size, so wait long enough
2129 list($headers, $content) = get_http_response($imageurl, 20);
2130 if (strpos($headers[0], '200 OK') !== false) {
2131 $filepath = $cacheDir.'/'.$thumbname;
2132 // Save image to cache.
2133 file_put_contents($filepath, $content);
2134 if (resizeImage($filepath))
2136 header('Content-Type: image/jpeg');
2137 echo file_get_contents($filepath);
2147 // For all other domains, we try to download the image and make a thumbnail.
2148 // We allow 30 seconds max to download (and downloads are limited to 4 Mb)
2149 list($headers, $content) = get_http_response($url, 30);
2150 if (strpos($headers[0], '200 OK') !== false) {
2151 $filepath = $cacheDir .'/'.$thumbname;
2152 // Save image to cache.
2153 file_put_contents($filepath, $content);
2154 if (resizeImage($filepath))
2156 header('Content-Type: image/jpeg');
2157 echo file_get_contents($filepath);
2164 // Otherwise, return an empty image (8x8 transparent gif)
2165 $blankgif = base64_decode('R0lGODlhCAAIAIAAAP///////yH5BAEKAAEALAAAAAAIAAgAAAIHjI+py+1dAAA7');
2166 // Also put something in cache so that this URL is not requested twice.
2167 file_put_contents($cacheDir .'/'. $blankname, $blankgif);
2168 header('Content-Type: image/gif');
2172 // Make a thumbnail of the image (to width: 120 pixels)
2173 // Returns true if success, false otherwise.
2174 function resizeImage($filepath)
2176 if (!function_exists('imagecreatefromjpeg')) return false; // GD not present: no thumbnail possible.
2178 // Trick: some stupid people rename GIF as JPEG... or else.
2179 // So we really try to open each image type whatever the extension is.
2180 $header=file_get_contents($filepath,false,NULL,0,256); // Read first 256 bytes and try to sniff file type.
2182 $i=strpos($header,'GIF8'); if (($i!==false) && ($i==0)) $im = imagecreatefromgif($filepath); // Well this is crude, but it should be enough.
2183 $i=strpos($header,'PNG'); if (($i!==false) && ($i==1)) $im = imagecreatefrompng($filepath);
2184 $i=strpos($header,'JFIF'); if ($i!==false) $im = imagecreatefromjpeg($filepath);
2185 if (!$im) return false; // Unable to open image (corrupted or not an image)
2188 $ystart = 0; $yheight=$h;
2189 if ($h>$w) { $ystart
= ($h
/2)-($w
/2); $yheight
=$w
/2; }
2190 $nw = 120; // Desired width
2191 $nh = min(floor(($h*$nw)/$w),120); // Compute new width/height, but maximum 120 pixels height.
2193 $im2 = imagecreatetruecolor($nw,$nh);
2194 imagecopyresampled($im2, $im, 0, 0, 0, $ystart, $nw, $nh, $w, $yheight);
2195 imageinterlace($im2,true); // For progressive JPEG.
2196 $tempname=$filepath.'_TEMP.jpg';
2197 imagejpeg($im2, $tempname, 90);
2201 rename($tempname,$filepath); // Overwrite original picture with thumbnail.
2205 if (isset($_SERVER['QUERY_STRING']) && startsWith($_SERVER['QUERY_STRING'], 'do=genthumbnail')) { genThumbnail($conf
); exit; } // Thumbnail generation/cache does not need the link database.
2206 if (isset($_SERVER['QUERY_STRING']) && startsWith($_SERVER['QUERY_STRING'], 'do=dailyrss')) { showDailyRSS($conf
); exit; }
2207 if (!isset($_SESSION['LINKS_PER_PAGE'])) {
2208 $_SESSION['LINKS_PER_PAGE'] = $conf->get('general.links_per_page', 20);
2212 $history = new History($conf->get('resource.history'));
2213 } catch(Exception
$e) {
2214 die($e->getMessage());
2217 $linkDb = new LinkDB(
2218 $conf->get('resource.datastore'),
2220 $conf->get('privacy.hide_public_links'),
2221 $conf->get('redirector.url'),
2222 $conf->get('redirector.encode_url')
2225 $container = new \Slim\
Container();
2226 $container['conf'] = $conf;
2227 $container['plugins'] = $pluginManager;
2228 $container['history'] = $history;
2229 $app = new \Slim\
App($container);
2232 $app->group('/api/v1', function() {
2233 $this->get('/info', '\Shaarli\Api\Controllers\Info:getInfo')->setName('getInfo');
2234 $this->get('/links', '\Shaarli\Api\Controllers\Links:getLinks')->setName('getLinks');
2235 $this->get('/links/{id:[\d]+}', '\Shaarli\Api\Controllers\Links:getLink')->setName('getLink');
2236 $this->post('/links', '\Shaarli\Api\Controllers\Links:postLink')->setName('postLink');
2237 $this->put('/links/{id:[\d]+}', '\Shaarli\Api\Controllers\Links:putLink')->setName('putLink');
2238 $this->delete('/links/{id:[\d]+}', '\Shaarli\Api\Controllers\Links:deleteLink')->setName('deleteLink');
2239 $this->get('/history', '\Shaarli\Api\Controllers\History:getHistory')->setName('getHistory');
2240 })->add('\Shaarli\Api\ApiMiddleware');
2242 $response = $app->run(true);
2243 // Hack to make Slim and Shaarli router work together:
2244 // If a Slim route isn't found and NOT API call, we call renderPage().
2245 if ($response->getStatusCode() == 404 && strpos($_SERVER['REQUEST_URI'], '/api/v1') === false) {
2246 // We use UTF-8 for proper international characters handling.
2247 header('Content-Type: text/html; charset=utf-8');
2248 renderPage($conf, $pluginManager, $linkDb, $history, $sessionManager, $loginManager);
2250 $app->respond($response);