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 $sessionManager = new SessionManager($_SESSION, $conf);
125 $loginManager = new LoginManager($GLOBALS, $conf, $sessionManager);
126 $clientIpId = client_ip_id($_SERVER);
128 // LC_MESSAGES isn't defined without php-intl, in this case use LC_COLLATE locale instead.
129 if (! defined('LC_MESSAGES')) {
130 define('LC_MESSAGES', LC_COLLATE
);
133 // Sniff browser language and set date format accordingly.
134 if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
135 autoLocale($_SERVER['HTTP_ACCEPT_LANGUAGE']);
138 new Languages(setlocale(LC_MESSAGES
, 0), $conf);
140 $conf->setEmpty('general.timezone', date_default_timezone_get());
141 $conf->setEmpty('general.title', t('Shared links on '). escape(index_url($_SERVER)));
142 RainTPL
::$tpl_dir = $conf->get('resource.raintpl_tpl').'/'.$conf->get('resource.theme').'/'; // template directory
143 RainTPL
::$cache_dir = $conf->get('resource.raintpl_tmp'); // cache directory
145 $pluginManager = new PluginManager($conf);
146 $pluginManager->load($conf->get('general.enabled_plugins'));
148 date_default_timezone_set($conf->get('general.timezone', 'UTC'));
150 ob_start(); // Output buffering for the page cache.
152 // Prevent caching on client side or proxy: (yes, it's ugly)
153 header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
154 header("Cache-Control: no-store, no-cache, must-revalidate");
155 header("Cache-Control: post-check=0, pre-check=0", false);
156 header("Pragma: no-cache");
158 if (! is_file($conf->getConfigFileExt())) {
159 // Ensure Shaarli has proper access to its resources
160 $errors = ApplicationUtils
::checkResourcePermissions($conf);
162 if ($errors != array()) {
163 $message = '<p>'. t('Insufficient permissions:') .'</p><ul>';
165 foreach ($errors as $error) {
166 $message .= '<li>'.$error.'</li>';
170 header('Content-Type: text/html; charset=utf-8');
175 // Display the installation form if no existing config is found
176 install($conf, $sessionManager);
179 // a token depending of deployment salt, user password, and the current ip
180 define('STAY_SIGNED_IN_TOKEN', sha1($conf->get('credentials.hash') . $_SERVER['REMOTE_ADDR'] . $conf->get('credentials.salt')));
182 $loginManager->checkLoginState($_SESSION, $_COOKIE, WEB_PATH
, $clientIpId, STAY_SIGNED_IN_TOKEN
);
185 * Adapter function to ensure compatibility with third-party templates
187 * @see https://github.com/shaarli/Shaarli/pull/1086
189 * @return bool true when the user is logged in, false otherwise
191 function isLoggedIn()
193 global $loginManager;
194 return $loginManager->isLoggedIn();
198 // ------------------------------------------------------------------------------------------
199 // Process login form: Check if login/password is correct.
200 if (isset($_POST['login'])) {
201 if (! $loginManager->canLogin($_SERVER)) {
202 die(t('I said: NO. You are banned for the moment. Go away.'));
204 if (isset($_POST['password'])
205 && $sessionManager->checkToken($_POST['token'])
206 && $loginManager->checkCredentials($_SERVER['REMOTE_ADDR'], $clientIpId, $_POST['login'], $_POST['password'])
208 // Login/password is OK.
209 $loginManager->handleSuccessfulLogin($_SERVER);
211 // If user wants to keep the session cookie even after the browser closes:
212 if (!empty($_POST['longlastingsession'])) {
213 $_SESSION['longlastingsession'] = 31536000; // (31536000 seconds = 1 year)
214 $expiration = time() +
$_SESSION['longlastingsession']; // calculate relative cookie expiration (1 year from now)
215 setcookie($sessionManager::$LOGGED_IN_COOKIE, STAY_SIGNED_IN_TOKEN
, $expiration, WEB_PATH
);
216 $_SESSION['expires_on'] = $expiration; // Set session expiration on server-side.
219 if (dirname($_SERVER['SCRIPT_NAME']) != '/') {
220 $cookiedir = dirname($_SERVER["SCRIPT_NAME"]) . '/';
222 session_set_cookie_params($_SESSION['longlastingsession'],$cookiedir,$_SERVER['SERVER_NAME']); // Set session cookie expiration on client side
223 // Note: Never forget the trailing slash on the cookie path!
224 session_regenerate_id(true); // Send cookie with new expiration date to browser.
226 else // Standard session expiration (=when browser closes)
228 $cookiedir = ''; if(dirname($_SERVER['SCRIPT_NAME'])!='/') $cookiedir=dirname($_SERVER["SCRIPT_NAME"]).'/';
229 session_set_cookie_params(0,$cookiedir,$_SERVER['SERVER_NAME']); // 0 means "When browser closes"
230 session_regenerate_id(true);
233 // Optional redirect after login:
234 if (isset($_GET['post'])) {
235 $uri = '?post='. urlencode($_GET['post']);
236 foreach (array('description', 'source', 'title', 'tags') as $param) {
237 if (!empty($_GET[$param])) {
238 $uri .= '&'.$param.'='.urlencode($_GET[$param]);
241 header('Location: '. $uri);
245 if (isset($_GET['edit_link'])) {
246 header('Location: ?edit_link='. escape($_GET['edit_link']));
250 if (isset($_POST['returnurl'])) {
251 // Prevent loops over login screen.
252 if (strpos($_POST['returnurl'], 'do=login') === false) {
253 header('Location: '. generateLocation($_POST['returnurl'], $_SERVER['HTTP_HOST']));
257 header('Location: ?'); exit;
259 $loginManager->handleFailedLogin($_SERVER);
260 $redir = '&username='. urlencode($_POST['login']);
261 if (isset($_GET['post'])) {
262 $redir .= '&post=' . urlencode($_GET['post']);
263 foreach (array('description', 'source', 'title', 'tags') as $param) {
264 if (!empty($_GET[$param])) {
265 $redir .= '&' . $param . '=' . urlencode($_GET[$param]);
269 // Redirect to login screen.
270 echo '<script>alert("'. t("Wrong login/password.") .'");document.location=\'?do=login'.$redir.'\';</script>';
275 // ------------------------------------------------------------------------------------------
276 // Token management for XSRF protection
277 // Token should be used in any form which acts on data (create,update,delete,import...).
278 if (!isset($_SESSION['tokens'])) $_SESSION['tokens']=array(); // Token are attached to the session.
281 * Daily RSS feed: 1 RSS entry per day giving all the links on that day.
282 * Gives the last 7 days (which have links).
283 * This RSS feed cannot be filtered.
285 * @param ConfigManager $conf Configuration Manager instance
286 * @param LoginManager $loginManager LoginManager instance
288 function showDailyRSS($conf, $loginManager) {
290 $query = $_SERVER['QUERY_STRING'];
291 $cache = new CachedPage(
292 $conf->get('config.PAGE_CACHE'),
294 startsWith($query,'do=dailyrss') && !$loginManager->isLoggedIn()
296 $cached = $cache->cachedVersion();
297 if (!empty($cached)) {
302 // If cached was not found (or not usable), then read the database and build the response:
303 // Read links from database (and filter private links if used it not logged in).
304 $LINKSDB = new LinkDB(
305 $conf->get('resource.datastore'),
306 $loginManager->isLoggedIn(),
307 $conf->get('privacy.hide_public_links'),
308 $conf->get('redirector.url'),
309 $conf->get('redirector.encode_url')
312 /* Some Shaarlies may have very few links, so we need to look
313 back in time until we have enough days ($nb_of_days).
315 $nb_of_days = 7; // We take 7 days.
316 $today = date('Ymd');
319 foreach ($LINKSDB as $link) {
320 $day = $link['created']->format('Ymd'); // Extract day (without time)
321 if (strcmp($day, $today) < 0) {
322 if (empty($days[$day])) {
323 $days[$day] = array();
325 $days[$day][] = $link;
328 if (count($days) > $nb_of_days) {
329 break; // Have we collected enough days?
333 // Build the RSS feed.
334 header('Content-Type: application/rss+xml; charset=utf-8');
335 $pageaddr = escape(index_url($_SERVER));
336 echo '<?xml version="1.0" encoding="UTF-8"?><rss version="2.0">';
338 echo '<title>Daily - '. $conf->get('general.title') . '</title>';
339 echo '<link>'. $pageaddr .'</link>';
340 echo '<description>Daily shared links</description>';
341 echo '<language>en-en</language>';
342 echo '<copyright>'. $pageaddr .'</copyright>'. PHP_EOL
;
345 foreach ($days as $day => $links) {
346 $dayDate = DateTime
::createFromFormat(LinkDB
::LINK_DATE_FORMAT
, $day.'_000000');
347 $absurl = escape(index_url($_SERVER).'?do=daily&day='.$day); // Absolute URL of the corresponding "Daily" page.
349 // We pre-format some fields for proper output.
350 foreach ($links as &$link) {
351 $link['formatedDescription'] = format_description(
352 $link['description'],
353 $conf->get('redirector.url'),
354 $conf->get('redirector.encode_url')
356 $link['thumbnail'] = thumbnail($conf, $link['url']);
357 $link['timestamp'] = $link['created']->getTimestamp();
358 if (startsWith($link['url'], '?')) {
359 $link['url'] = index_url($_SERVER) . $link['url']; // make permalink URL absolute
363 // Then build the HTML for this day:
365 $tpl->assign('title', $conf->get('general.title'));
366 $tpl->assign('daydate', $dayDate->getTimestamp());
367 $tpl->assign('absurl', $absurl);
368 $tpl->assign('links', $links);
369 $tpl->assign('rssdate', escape($dayDate->format(DateTime
::RSS
)));
370 $tpl->assign('hide_timestamps', $conf->get('privacy.hide_timestamps', false));
371 $html = $tpl->draw('dailyrss', true);
373 echo $html . PHP_EOL
;
375 echo '</channel></rss><!-- Cached version of '. escape(page_url($_SERVER)) .' -->';
377 $cache->cache(ob_get_contents());
383 * Show the 'Daily' page.
385 * @param PageBuilder $pageBuilder Template engine wrapper.
386 * @param LinkDB $LINKSDB LinkDB instance.
387 * @param ConfigManager $conf Configuration Manager instance.
388 * @param PluginManager $pluginManager Plugin Manager instance.
389 * @param LoginManager $loginManager Login Manager instance
391 function showDaily($pageBuilder, $LINKSDB, $conf, $pluginManager, $loginManager)
393 $day = date('Ymd', strtotime('-1 day')); // Yesterday, in format YYYYMMDD.
394 if (isset($_GET['day'])) {
398 $days = $LINKSDB->days();
399 $i = array_search($day, $days);
400 if ($i === false && count($days)) {
401 // no links for day, but at least one day with links
402 $i = count($days) - 1;
410 $previousday=$days[$i - 1];
412 if ($i < count($days) - 1) {
413 $nextday = $days[$i +
1];
417 $linksToDisplay = $LINKSDB->filterDay($day);
418 } catch (Exception
$exc) {
420 $linksToDisplay = array();
423 // We pre-format some fields for proper output.
424 foreach($linksToDisplay as $key => $link) {
425 $taglist = explode(' ',$link['tags']);
426 uasort($taglist, 'strcasecmp');
427 $linksToDisplay[$key]['taglist']=$taglist;
428 $linksToDisplay[$key]['formatedDescription'] = format_description(
429 $link['description'],
430 $conf->get('redirector.url'),
431 $conf->get('redirector.encode_url')
433 $linksToDisplay[$key]['thumbnail'] = thumbnail($conf, $link['url']);
434 $linksToDisplay[$key]['timestamp'] = $link['created']->getTimestamp();
437 $dayDate = DateTime
::createFromFormat(LinkDB
::LINK_DATE_FORMAT
, $day.'_000000');
439 'pagetitle' => $conf->get('general.title') .' - '. format_date($dayDate, false),
440 'linksToDisplay' => $linksToDisplay,
441 'day' => $dayDate->getTimestamp(),
442 'dayDate' => $dayDate,
443 'previousday' => $previousday,
444 'nextday' => $nextday,
447 /* Hook is called before column construction so that plugins don't have
448 to deal with columns. */
449 $pluginManager->executeHooks('render_daily', $data, array('loggedin' => $loginManager->isLoggedIn()));
451 /* We need to spread the articles on 3 columns.
452 I did not want to use a JavaScript lib like http://masonry.desandro.com/
453 so I manually spread entries with a simple method: I roughly evaluate the
454 height of a div according to title and description length.
456 $columns = array(array(), array(), array()); // Entries to display, for each column.
457 $fill = array(0, 0, 0); // Rough estimate of columns fill.
458 foreach($data['linksToDisplay'] as $key => $link) {
459 // Roughly estimate length of entry (by counting characters)
460 // Title: 30 chars = 1 line. 1 line is 30 pixels height.
461 // Description: 836 characters gives roughly 342 pixel height.
462 // This is not perfect, but it's usually OK.
463 $length = strlen($link['title']) +
(342 * strlen($link['description'])) / 836;
464 if ($link['thumbnail']) {
465 $length +
= 100; // 1 thumbnails roughly takes 100 pixels height.
467 // Then put in column which is the less filled:
468 $smallest = min($fill); // find smallest value in array.
469 $index = array_search($smallest, $fill); // find index of this smallest value.
470 array_push($columns[$index], $link); // Put entry in this column.
471 $fill[$index] +
= $length;
474 $data['cols'] = $columns;
476 foreach ($data as $key => $value) {
477 $pageBuilder->assign($key, $value);
480 $pageBuilder->assign('pagetitle', t('Daily') .' - '. $conf->get('general.title', 'Shaarli'));
481 $pageBuilder->renderPage('daily');
486 * Renders the linklist
488 * @param pageBuilder $PAGE pageBuilder instance.
489 * @param LinkDB $LINKSDB LinkDB instance.
490 * @param ConfigManager $conf Configuration Manager instance.
491 * @param PluginManager $pluginManager Plugin Manager instance.
493 function showLinkList($PAGE, $LINKSDB, $conf, $pluginManager, $loginManager) {
494 buildLinkList($PAGE,$LINKSDB, $conf, $pluginManager, $loginManager);
495 $PAGE->renderPage('linklist');
499 * Render HTML page (according to URL parameters and user rights)
501 * @param ConfigManager $conf Configuration Manager instance.
502 * @param PluginManager $pluginManager Plugin Manager instance,
503 * @param LinkDB $LINKSDB
504 * @param History $history instance
505 * @param SessionManager $sessionManager SessionManager instance
506 * @param LoginManager $loginManager LoginManager instance
508 function renderPage($conf, $pluginManager, $LINKSDB, $history, $sessionManager, $loginManager)
510 $updater = new Updater(
511 read_updates_file($conf->get('resource.updates')),
514 $loginManager->isLoggedIn()
517 $newUpdates = $updater->update();
518 if (! empty($newUpdates)) {
520 $conf->get('resource.updates'),
521 $updater->getDoneUpdates()
525 catch(Exception
$e) {
526 die($e->getMessage());
529 $PAGE = new PageBuilder($conf, $LINKSDB, $sessionManager->generateToken(), $loginManager->isLoggedIn());
530 $PAGE->assign('linkcount', count($LINKSDB));
531 $PAGE->assign('privateLinkcount', count_private($LINKSDB));
532 $PAGE->assign('plugin_errors', $pluginManager->getErrors());
534 // Determine which page will be rendered.
535 $query = (isset($_SERVER['QUERY_STRING'])) ? $_SERVER['QUERY_STRING'] : '';
536 $targetPage = Router
::findPage($query, $_GET, $loginManager->isLoggedIn());
539 // if the user isn't logged in
540 !$loginManager->isLoggedIn() &&
541 // and Shaarli doesn't have public content...
542 $conf->get('privacy.hide_public_links') &&
543 // and is configured to enforce the login
544 $conf->get('privacy.force_login') &&
545 // and the current page isn't already the login page
546 $targetPage !== Router
::$PAGE_LOGIN &&
547 // and the user is not requesting a feed (which would lead to a different content-type as expected)
548 $targetPage !== Router
::$PAGE_FEED_ATOM &&
549 $targetPage !== Router
::$PAGE_FEED_RSS
551 // force current page to be the login page
552 $targetPage = Router
::$PAGE_LOGIN;
555 // Call plugin hooks for header, footer and includes, specifying which page will be rendered.
556 // Then assign generated data to RainTPL.
557 $common_hooks = array(
563 foreach($common_hooks as $name) {
564 $plugin_data = array();
565 $pluginManager->executeHooks('render_' . $name, $plugin_data,
567 'target' => $targetPage,
568 'loggedin' => $loginManager->isLoggedIn()
571 $PAGE->assign('plugins_' . $name, $plugin_data);
574 // -------- Display login form.
575 if ($targetPage == Router
::$PAGE_LOGIN)
577 if ($conf->get('security.open_shaarli')) { header('Location: ?'); exit; } // No need to login for open Shaarli
578 if (isset($_GET['username'])) {
579 $PAGE->assign('username', escape($_GET['username']));
581 $PAGE->assign('returnurl',(isset($_SERVER['HTTP_REFERER']) ? escape($_SERVER['HTTP_REFERER']):''));
582 // add default state of the 'remember me' checkbox
583 $PAGE->assign('remember_user_default', $conf->get('privacy.remember_user_default'));
584 $PAGE->assign('user_can_login', $loginManager->canLogin($_SERVER));
585 $PAGE->assign('pagetitle', t('Login') .' - '. $conf->get('general.title', 'Shaarli'));
586 $PAGE->renderPage('loginform');
589 // -------- User wants to logout.
590 if (isset($_SERVER['QUERY_STRING']) && startsWith($_SERVER['QUERY_STRING'], 'do=logout'))
592 invalidateCaches($conf->get('resource.page_cache'));
593 $sessionManager->logout(WEB_PATH
);
594 header('Location: ?');
598 // -------- Picture wall
599 if ($targetPage == Router
::$PAGE_PICWALL)
601 // Optionally filter the results:
602 $links = $LINKSDB->filterSearch($_GET);
603 $linksToDisplay = array();
605 // Get only links which have a thumbnail.
606 foreach($links as $link)
608 $permalink='?'.$link['shorturl'];
609 $thumb=lazyThumbnail($conf, $link['url'],$permalink);
610 if ($thumb!='') // Only output links which have a thumbnail.
612 $link['thumbnail']=$thumb; // Thumbnail HTML code.
613 $linksToDisplay[]=$link; // Add to array.
618 'linksToDisplay' => $linksToDisplay,
620 $pluginManager->executeHooks('render_picwall', $data, array('loggedin' => $loginManager->isLoggedIn()));
622 foreach ($data as $key => $value) {
623 $PAGE->assign($key, $value);
626 $PAGE->assign('pagetitle', t('Picture wall') .' - '. $conf->get('general.title', 'Shaarli'));
627 $PAGE->renderPage('picwall');
631 // -------- Tag cloud
632 if ($targetPage == Router
::$PAGE_TAGCLOUD)
634 $visibility = ! empty($_SESSION['visibility']) ? $_SESSION['visibility'] : '';
635 $filteringTags = isset($_GET['searchtags']) ? explode(' ', $_GET['searchtags']) : [];
636 $tags = $LINKSDB->linksCountPerTag($filteringTags, $visibility);
638 // We sort tags alphabetically, then choose a font size according to count.
639 // First, find max value.
641 foreach ($tags as $value) {
642 $maxcount = max($maxcount, $value);
645 alphabetical_sort($tags, false, true);
648 foreach($tags as $key => $value) {
649 if (in_array($key, $filteringTags)) {
652 // Tag font size scaling:
653 // default 15 and 30 logarithm bases affect scaling,
654 // 22 and 6 are arbitrary font sizes for max and min sizes.
655 $size = log($value, 15) / log($maxcount, 30) * 2.2 +
0.8;
656 $tagList[$key] = array(
658 'size' => number_format($size, 2, '.', ''),
662 $searchTags = implode(' ', escape($filteringTags));
664 'search_tags' => $searchTags,
667 $pluginManager->executeHooks('render_tagcloud', $data, array('loggedin' => $loginManager->isLoggedIn()));
669 foreach ($data as $key => $value) {
670 $PAGE->assign($key, $value);
673 $searchTags = ! empty($searchTags) ? $searchTags .' - ' : '';
674 $PAGE->assign('pagetitle', $searchTags. t('Tag cloud') .' - '. $conf->get('general.title', 'Shaarli'));
675 $PAGE->renderPage('tag.cloud');
680 if ($targetPage == Router
::$PAGE_TAGLIST)
682 $visibility = ! empty($_SESSION['visibility']) ? $_SESSION['visibility'] : '';
683 $filteringTags = isset($_GET['searchtags']) ? explode(' ', $_GET['searchtags']) : [];
684 $tags = $LINKSDB->linksCountPerTag($filteringTags, $visibility);
685 foreach ($filteringTags as $tag) {
686 if (array_key_exists($tag, $tags)) {
691 if (! empty($_GET['sort']) && $_GET['sort'] === 'alpha') {
692 alphabetical_sort($tags, false, true);
695 $searchTags = implode(' ', escape($filteringTags));
697 'search_tags' => $searchTags,
700 $pluginManager->executeHooks('render_taglist', $data, ['loggedin' => $loginManager->isLoggedIn()]);
702 foreach ($data as $key => $value) {
703 $PAGE->assign($key, $value);
706 $searchTags = ! empty($searchTags) ? $searchTags .' - ' : '';
707 $PAGE->assign('pagetitle', $searchTags . t('Tag list') .' - '. $conf->get('general.title', 'Shaarli'));
708 $PAGE->renderPage('tag.list');
713 if ($targetPage == Router
::$PAGE_DAILY) {
714 showDaily($PAGE, $LINKSDB, $conf, $pluginManager, $loginManager);
717 // ATOM and RSS feed.
718 if ($targetPage == Router
::$PAGE_FEED_ATOM || $targetPage == Router
::$PAGE_FEED_RSS) {
719 $feedType = $targetPage == Router
::$PAGE_FEED_RSS ? FeedBuilder
::$FEED_RSS : FeedBuilder
::$FEED_ATOM;
720 header('Content-Type: application/'. $feedType .'+xml; charset=utf-8');
723 $query = $_SERVER['QUERY_STRING'];
724 $cache = new CachedPage(
725 $conf->get('resource.page_cache'),
727 startsWith($query,'do='. $targetPage) && !$loginManager->isLoggedIn()
729 $cached = $cache->cachedVersion();
730 if (!empty($cached)) {
736 $feedGenerator = new FeedBuilder($LINKSDB, $feedType, $_SERVER, $_GET, $loginManager->isLoggedIn());
737 $feedGenerator->setLocale(strtolower(setlocale(LC_COLLATE
, 0)));
738 $feedGenerator->setHideDates($conf->get('privacy.hide_timestamps') && !$loginManager->isLoggedIn());
739 $feedGenerator->setUsePermalinks(isset($_GET['permalinks']) || !$conf->get('feed.rss_permalinks'));
740 $data = $feedGenerator->buildData();
742 // Process plugin hook.
743 $pluginManager->executeHooks('render_feed', $data, array(
744 'loggedin' => $loginManager->isLoggedIn(),
745 'target' => $targetPage,
748 // Render the template.
749 $PAGE->assignAll($data);
750 $PAGE->renderPage('feed.'. $feedType);
751 $cache->cache(ob_get_contents());
756 // Display opensearch plugin (XML)
757 if ($targetPage == Router
::$PAGE_OPENSEARCH) {
758 header('Content-Type: application/xml; charset=utf-8');
759 $PAGE->assign('serverurl', index_url($_SERVER));
760 $PAGE->renderPage('opensearch');
764 // -------- User clicks on a tag in a link: The tag is added to the list of searched tags (searchtags=...)
765 if (isset($_GET['addtag']))
767 // Get previous URL (http_referer) and add the tag to the searchtags parameters in query.
768 if (empty($_SERVER['HTTP_REFERER'])) { header('Location: ?searchtags='.urlencode($_GET
['addtag'])); exit; } // In case browser does not send HTTP_REFERER
769 parse_str(parse_url($_SERVER['HTTP_REFERER'],PHP_URL_QUERY
), $params);
771 // Prevent redirection loop
772 if (isset($params['addtag'])) {
773 unset($params['addtag']);
776 // Check if this tag is already in the search query and ignore it if it is.
777 // Each tag is always separated by a space
778 if (isset($params['searchtags'])) {
779 $current_tags = explode(' ', $params['searchtags']);
781 $current_tags = array();
784 foreach ($current_tags as $value) {
785 if ($value === $_GET['addtag']) {
790 // Append the tag if necessary
791 if (empty($params['searchtags'])) {
792 $params['searchtags'] = trim($_GET['addtag']);
795 $params['searchtags'] = trim($params['searchtags']).' '.trim($_GET['addtag']);
798 unset($params['page']); // We also remove page (keeping the same page has no sense, since the results are different)
799 header('Location: ?'.http_build_query($params));
803 // -------- User clicks on a tag in result count: Remove the tag from the list of searched tags (searchtags=...)
804 if (isset($_GET['removetag'])) {
805 // Get previous URL (http_referer) and remove the tag from the searchtags parameters in query.
806 if (empty($_SERVER['HTTP_REFERER'])) {
807 header('Location: ?');
811 // In case browser does not send HTTP_REFERER
812 parse_str(parse_url($_SERVER['HTTP_REFERER'], PHP_URL_QUERY
), $params);
814 // Prevent redirection loop
815 if (isset($params['removetag'])) {
816 unset($params['removetag']);
819 if (isset($params['searchtags'])) {
820 $tags = explode(' ', $params['searchtags']);
821 // Remove value from array $tags.
822 $tags = array_diff($tags, array($_GET['removetag']));
823 $params['searchtags'] = implode(' ',$tags);
825 if (empty($params['searchtags'])) {
826 unset($params['searchtags']);
829 unset($params['page']); // We also remove page (keeping the same page has no sense, since the results are different)
831 header('Location: ?'.http_build_query($params));
835 // -------- User wants to change the number of links per page (linksperpage=...)
836 if (isset($_GET['linksperpage'])) {
837 if (is_numeric($_GET['linksperpage'])) {
838 $_SESSION['LINKS_PER_PAGE']=abs(intval($_GET['linksperpage']));
841 if (! empty($_SERVER['HTTP_REFERER'])) {
842 $location = generateLocation($_SERVER['HTTP_REFERER'], $_SERVER['HTTP_HOST'], array('linksperpage'));
846 header('Location: '. $location);
850 // -------- User wants to see only private links (toggle)
851 if (isset($_GET['visibility'])) {
852 if ($_GET['visibility'] === 'private') {
853 // Visibility not set or not already private, set private, otherwise reset it
854 if (empty($_SESSION['visibility']) || $_SESSION['visibility'] !== 'private') {
855 // See only private links
856 $_SESSION['visibility'] = 'private';
858 unset($_SESSION['visibility']);
860 } elseif ($_GET['visibility'] === 'public') {
861 if (empty($_SESSION['visibility']) || $_SESSION['visibility'] !== 'public') {
862 // See only public links
863 $_SESSION['visibility'] = 'public';
865 unset($_SESSION['visibility']);
869 if (! empty($_SERVER['HTTP_REFERER'])) {
870 $location = generateLocation($_SERVER['HTTP_REFERER'], $_SERVER['HTTP_HOST'], array('visibility'));
874 header('Location: '. $location);
878 // -------- User wants to see only untagged links (toggle)
879 if (isset($_GET['untaggedonly'])) {
880 $_SESSION['untaggedonly'] = empty($_SESSION['untaggedonly']);
882 if (! empty($_SERVER['HTTP_REFERER'])) {
883 $location = generateLocation($_SERVER['HTTP_REFERER'], $_SERVER['HTTP_HOST'], array('untaggedonly'));
887 header('Location: '. $location);
891 // -------- Handle other actions allowed for non-logged in users:
892 if (!$loginManager->isLoggedIn())
894 // User tries to post new link but is not logged in:
895 // Show login screen, then redirect to ?post=...
896 if (isset($_GET['post']))
898 header( // Redirect to login page, then back to post link.
899 'Location: ?do=login&post='.urlencode($_GET['post']).
900 (!empty($_GET['title'])?'&title='.urlencode($_GET['title']):'').
901 (!empty($_GET['description'])?'&description='.urlencode($_GET['description']):'').
902 (!empty($_GET['tags'])?'&tags='.urlencode($_GET['tags']):'').
903 (!empty($_GET['source'])?'&source='.urlencode($_GET['source']):'')
908 showLinkList($PAGE, $LINKSDB, $conf, $pluginManager, $loginManager);
909 if (isset($_GET['edit_link'])) {
910 header('Location: ?do=login&edit_link='. escape($_GET['edit_link']));
914 exit; // Never remove this one! All operations below are reserved for logged in user.
917 // -------- All other functions are reserved for the registered user:
919 // -------- Display the Tools menu if requested (import/export/bookmarklet...)
920 if ($targetPage == Router
::$PAGE_TOOLS)
923 'pageabsaddr' => index_url($_SERVER),
924 'sslenabled' => is_https($_SERVER),
926 $pluginManager->executeHooks('render_tools', $data);
928 foreach ($data as $key => $value) {
929 $PAGE->assign($key, $value);
932 $PAGE->assign('pagetitle', t('Tools') .' - '. $conf->get('general.title', 'Shaarli'));
933 $PAGE->renderPage('tools');
937 // -------- User wants to change his/her password.
938 if ($targetPage == Router
::$PAGE_CHANGEPASSWORD)
940 if ($conf->get('security.open_shaarli')) {
941 die(t('You are not supposed to change a password on an Open Shaarli.'));
944 if (!empty($_POST['setpassword']) && !empty($_POST['oldpassword']))
946 if (!$sessionManager->checkToken($_POST['token'])) die(t('Wrong token.')); // Go away!
948 // Make sure old password is correct.
949 $oldhash = sha1($_POST['oldpassword'].$conf->get('credentials.login').$conf->get('credentials.salt'));
950 if ($oldhash!= $conf->get('credentials.hash')) {
951 echo '<script>alert("'. t('The old password is not correct.') .'");document.location=\'?do=changepasswd\';</script>';
955 // Salt renders rainbow-tables attacks useless.
956 $conf->set('credentials.salt', sha1(uniqid('', true) .'_'. mt_rand()));
957 $conf->set('credentials.hash', sha1($_POST['setpassword'] . $conf->get('credentials.login') . $conf->get('credentials.salt')));
959 $conf->write($loginManager->isLoggedIn());
961 catch(Exception
$e) {
963 'ERROR while writing config file after changing password.' . PHP_EOL
.
967 // TODO: do not handle exceptions/errors in JS.
968 echo '<script>alert("'. $e->getMessage() .'");document.location=\'?do=tools\';</script>';
971 echo '<script>alert("'. t('Your password has been changed') .'");document.location=\'?do=tools\';</script>';
974 else // show the change password form.
976 $PAGE->assign('pagetitle', t('Change password') .' - '. $conf->get('general.title', 'Shaarli'));
977 $PAGE->renderPage('changepassword');
982 // -------- User wants to change configuration
983 if ($targetPage == Router
::$PAGE_CONFIGURE)
985 if (!empty($_POST['title']) )
987 if (!$sessionManager->checkToken($_POST['token'])) {
988 die(t('Wrong token.')); // Go away!
991 if (!empty($_POST['continent']) && !empty($_POST['city'])
992 && isTimeZoneValid($_POST['continent'], $_POST['city'])
994 $tz = $_POST['continent'] . '/' . $_POST['city'];
996 $conf->set('general.timezone', $tz);
997 $conf->set('general.title', escape($_POST['title']));
998 $conf->set('general.header_link', escape($_POST['titleLink']));
999 $conf->set('resource.theme', escape($_POST['theme']));
1000 $conf->set('security.session_protection_disabled', !empty($_POST['disablesessionprotection']));
1001 $conf->set('privacy.default_private_links', !empty($_POST['privateLinkByDefault']));
1002 $conf->set('feed.rss_permalinks', !empty($_POST['enableRssPermalinks']));
1003 $conf->set('updates.check_updates', !empty($_POST['updateCheck']));
1004 $conf->set('privacy.hide_public_links', !empty($_POST['hidePublicLinks']));
1005 $conf->set('api.enabled', !empty($_POST['enableApi']));
1006 $conf->set('api.secret', escape($_POST['apiSecret']));
1007 $conf->set('translation.language', escape($_POST['language']));
1010 $conf->write($loginManager->isLoggedIn());
1011 $history->updateSettings();
1012 invalidateCaches($conf->get('resource.page_cache'));
1014 catch(Exception
$e) {
1016 'ERROR while writing config file after configuration update.' . PHP_EOL
.
1020 // TODO: do not handle exceptions/errors in JS.
1021 echo '<script>alert("'. $e->getMessage() .'");document.location=\'?do=configure\';</script>';
1024 echo '<script>alert("'. t('Configuration was saved.') .'");document.location=\'?do=configure\';</script>';
1027 else // Show the configuration form.
1029 $PAGE->assign('title', $conf->get('general.title'));
1030 $PAGE->assign('theme', $conf->get('resource.theme'));
1031 $PAGE->assign('theme_available', ThemeUtils
::getThemes($conf->get('resource.raintpl_tpl')));
1032 list($continents, $cities) = generateTimeZoneData(
1033 timezone_identifiers_list(),
1034 $conf->get('general.timezone')
1036 $PAGE->assign('continents', $continents);
1037 $PAGE->assign('cities', $cities);
1038 $PAGE->assign('private_links_default', $conf->get('privacy.default_private_links', false));
1039 $PAGE->assign('session_protection_disabled', $conf->get('security.session_protection_disabled', false));
1040 $PAGE->assign('enable_rss_permalinks', $conf->get('feed.rss_permalinks', false));
1041 $PAGE->assign('enable_update_check', $conf->get('updates.check_updates', true));
1042 $PAGE->assign('hide_public_links', $conf->get('privacy.hide_public_links', false));
1043 $PAGE->assign('api_enabled', $conf->get('api.enabled', true));
1044 $PAGE->assign('api_secret', $conf->get('api.secret'));
1045 $PAGE->assign('languages', Languages
::getAvailableLanguages());
1046 $PAGE->assign('language', $conf->get('translation.language'));
1047 $PAGE->assign('pagetitle', t('Configure') .' - '. $conf->get('general.title', 'Shaarli'));
1048 $PAGE->renderPage('configure');
1053 // -------- User wants to rename a tag or delete it
1054 if ($targetPage == Router
::$PAGE_CHANGETAG)
1056 if (empty($_POST['fromtag']) || (empty($_POST['totag']) && isset($_POST['renametag']))) {
1057 $PAGE->assign('fromtag', ! empty($_GET['fromtag']) ? escape($_GET['fromtag']) : '');
1058 $PAGE->assign('pagetitle', t('Manage tags') .' - '. $conf->get('general.title', 'Shaarli'));
1059 $PAGE->renderPage('changetag');
1063 if (!$sessionManager->checkToken($_POST['token'])) {
1064 die(t('Wrong token.'));
1067 $alteredLinks = $LINKSDB->renameTag(escape($_POST['fromtag']), escape($_POST['totag']));
1068 $LINKSDB->save($conf->get('resource.page_cache'));
1069 foreach ($alteredLinks as $link) {
1070 $history->updateLink($link);
1072 $delete = empty($_POST['totag']);
1073 $redirect = $delete ? 'do=changetag' : 'searchtags='. urlencode(escape($_POST['totag']));
1074 $count = count($alteredLinks);
1076 ? sprintf(t('The tag was removed from %d link.', 'The tag was removed from %d links.', $count), $count)
1077 : sprintf(t('The tag was renamed in %d link.', 'The tag was renamed in %d links.', $count), $count);
1078 echo '<script>alert("'. $alert .'");document.location=\'?'. $redirect .'\';</script>';
1082 // -------- User wants to add a link without using the bookmarklet: Show form.
1083 if ($targetPage == Router
::$PAGE_ADDLINK)
1085 $PAGE->assign('pagetitle', t('Shaare a new link') .' - '. $conf->get('general.title', 'Shaarli'));
1086 $PAGE->renderPage('addlink');
1090 // -------- User clicked the "Save" button when editing a link: Save link to database.
1091 if (isset($_POST['save_edit']))
1094 if (! $sessionManager->checkToken($_POST['token'])) {
1095 die(t('Wrong token.'));
1098 // lf_id should only be present if the link exists.
1099 $id = isset($_POST['lf_id']) ? intval(escape($_POST['lf_id'])) : $LINKSDB->getNextId();
1100 // Linkdate is kept here to:
1101 // - use the same permalink for notes as they're displayed when creating them
1102 // - let users hack creation date of their posts
1103 // See: https://shaarli.readthedocs.io/en/master/Various-hacks/#changing-the-timestamp-for-a-shaare
1104 $linkdate = escape($_POST['lf_linkdate']);
1105 if (isset($LINKSDB[$id])) {
1107 $created = DateTime
::createFromFormat(LinkDB
::LINK_DATE_FORMAT
, $linkdate);
1108 $updated = new DateTime();
1109 $shortUrl = $LINKSDB[$id]['shorturl'];
1113 $created = DateTime
::createFromFormat(LinkDB
::LINK_DATE_FORMAT
, $linkdate);
1115 $shortUrl = link_small_hash($created, $id);
1119 // Remove multiple spaces.
1120 $tags = trim(preg_replace('/\s\s+/', ' ', $_POST['lf_tags']));
1121 // Remove first '-' char in tags.
1122 $tags = preg_replace('/(^| )\-/', '$1', $tags);
1123 // Remove duplicates.
1124 $tags = implode(' ', array_unique(explode(' ', $tags)));
1126 if (empty(trim($_POST['lf_url
']))) {
1127 $_POST['lf_url
'] = '?' . smallHash($linkdate . $id);
1129 $url = whitelist_protocols(trim($_POST['lf_url
']), $conf->get('security
.allowed_protocols
'));
1133 'title
' => trim($_POST['lf_title
']),
1135 'description
' => $_POST['lf_description
'],
1136 'private' => (isset($_POST['lf_private
']) ? 1 : 0),
1137 'created
' => $created,
1138 'updated
' => $updated,
1139 'tags
' => str_replace(',', ' ', $tags),
1140 'shorturl
' => $shortUrl,
1143 // If title is empty, use the URL as title.
1144 if ($link['title
'] == '') {
1145 $link['title
'] = $link['url
'];
1148 $pluginManager->executeHooks('save_link
', $link);
1150 $LINKSDB[$id] = $link;
1151 $LINKSDB->save($conf->get('resource.page_cache
'));
1153 $history->addLink($link);
1155 $history->updateLink($link);
1158 // If we are called from the bookmarklet, we must close the popup:
1159 if (isset($_GET['source
']) && ($_GET['source
']=='bookmarklet
' || $_GET['source
']=='firefoxsocialapi
')) {
1160 echo '<script
>self
.close();</script
>';
1164 $returnurl = !empty($_POST['returnurl
']) ? $_POST['returnurl
'] : '?';
1165 $location = generateLocation($returnurl, $_SERVER['HTTP_HOST
'], array('addlink
', 'post
', 'edit_link
'));
1166 // Scroll to the link which has been edited.
1167 $location .= '#' . $link['shorturl'];
1168 // After saving the link, redirect to the page the user was on.
1169 header('Location: '. $location);
1173 // -------- User clicked the "Cancel" button when editing a link.
1174 if (isset($_POST['cancel_edit']))
1176 $id = isset($_POST['lf_id']) ? (int) escape($_POST['lf_id']) : false;
1177 if (! isset($LINKSDB[$id])) {
1178 header('Location: ?');
1180 // If we are called from the bookmarklet, we must close the popup:
1181 if (isset($_GET['source']) && ($_GET['source']=='bookmarklet' || $_GET['source']=='firefoxsocialapi')) { echo '<script>self.close();</script>'; exit; }
1182 $link = $LINKSDB[$id];
1183 $returnurl = ( isset($_POST['returnurl']) ? $_POST['returnurl'] : '?' );
1184 // Scroll to the link which has been edited.
1185 $returnurl .= '#'. $link['shorturl'];
1186 $returnurl = generateLocation($returnurl, $_SERVER['HTTP_HOST'], array('addlink', 'post', 'edit_link'));
1187 header('Location: '.$returnurl); // After canceling, redirect to the page the user was on.
1191 // -------- User clicked the "Delete" button when editing a link: Delete link from database.
1192 if ($targetPage == Router
::$PAGE_DELETELINK)
1194 if (! $sessionManager->checkToken($_GET['token'])) {
1195 die(t('Wrong token.'));
1198 $ids = trim($_GET['lf_linkdate']);
1199 if (strpos($ids, ' ') !== false) {
1200 // multiple, space-separated ids provided
1201 $ids = array_values(array_filter(preg_split('/\s+/', escape($ids))));
1203 // only a single id provided
1206 // assert at least one id is given
1208 die('no id provided');
1210 foreach ($ids as $id) {
1211 $id = (int) escape($id);
1212 $link = $LINKSDB[$id];
1213 $pluginManager->executeHooks('delete_link', $link);
1214 unset($LINKSDB[$id]);
1216 $LINKSDB->save($conf->get('resource.page_cache')); // save to disk
1217 $history->deleteLink($link);
1219 // If we are called from the bookmarklet, we must close the popup:
1220 if (isset($_GET['source']) && ($_GET['source']=='bookmarklet' || $_GET['source']=='firefoxsocialapi')) { echo '<script>self.close();</script>'; exit; }
1223 if (isset($_SERVER['HTTP_REFERER'])) {
1224 // Don't redirect to where we were previously if it was a permalink or an edit_link, because it would 404.
1225 $location = generateLocation(
1226 $_SERVER['HTTP_REFERER'],
1227 $_SERVER['HTTP_HOST'],
1228 ['delete_link', 'edit_link', $link['shorturl']]
1232 header('Location: ' . $location); // After deleting the link, redirect to appropriate location
1236 // -------- User clicked the "EDIT" button on a link: Display link edit form.
1237 if (isset($_GET['edit_link']))
1239 $id = (int) escape($_GET['edit_link']);
1240 $link = $LINKSDB[$id]; // Read database
1241 if (!$link) { header('Location: ?'); exit; } // Link not found in database.
1242 $link['linkdate'] = $link['created']->format(LinkDB
::LINK_DATE_FORMAT
);
1245 'link_is_new' => false,
1246 'http_referer' => (isset($_SERVER['HTTP_REFERER']) ? escape($_SERVER['HTTP_REFERER']) : ''),
1247 'tags' => $LINKSDB->linksCountPerTag(),
1249 $pluginManager->executeHooks('render_editlink', $data);
1251 foreach ($data as $key => $value) {
1252 $PAGE->assign($key, $value);
1255 $PAGE->assign('pagetitle', t('Edit') .' '. t('Shaare') .' - '. $conf->get('general.title', 'Shaarli'));
1256 $PAGE->renderPage('editlink');
1260 // -------- User want to post a new link: Display link edit form.
1261 if (isset($_GET['post'])) {
1262 $url = cleanup_url($_GET['post']);
1264 $link_is_new = false;
1265 // Check if URL is not already in database (in this case, we will edit the existing link)
1266 $link = $LINKSDB->getLinkFromUrl($url);
1269 $link_is_new = true;
1270 $linkdate = strval(date(LinkDB
::LINK_DATE_FORMAT
));
1271 // Get title if it was provided in URL (by the bookmarklet).
1272 $title = empty($_GET['title']) ? '' : escape($_GET['title']);
1273 // Get description if it was provided in URL (by the bookmarklet). [Bronco added that]
1274 $description = empty($_GET['description']) ? '' : escape($_GET['description']);
1275 $tags = empty($_GET['tags']) ? '' : escape($_GET['tags']);
1276 $private = !empty($_GET['private']) && $_GET['private'] === "1" ? 1 : 0;
1277 // If this is an HTTP(S) link, we try go get the page to extract the title (otherwise we will to straight to the edit form.)
1278 if (empty($title) && strpos(get_url_scheme($url), 'http') !== false) {
1279 // Short timeout to keep the application responsive
1280 // The callback will fill $charset and $title with data from the downloaded page.
1283 $conf->get('general.download_timeout', 30),
1284 $conf->get('general.download_max_size', 4194304),
1285 get_curl_download_callback($charset, $title)
1287 if (! empty($title) && strtolower($charset) != 'utf-8') {
1288 $title = mb_convert_encoding($title, 'utf-8', $charset);
1293 $url = '?' . smallHash($linkdate . $LINKSDB->getNextId());
1294 $title = $conf->get('general.default_note_title', t('Note: '));
1296 $url = escape($url);
1297 $title = escape($title);
1300 'linkdate' => $linkdate,
1303 'description' => $description,
1305 'private' => $private,
1308 $link['linkdate'] = $link['created']->format(LinkDB
::LINK_DATE_FORMAT
);
1313 'link_is_new' => $link_is_new,
1314 'http_referer' => (isset($_SERVER['HTTP_REFERER']) ? escape($_SERVER['HTTP_REFERER']) : ''),
1315 'source' => (isset($_GET['source']) ? $_GET['source'] : ''),
1316 'tags' => $LINKSDB->linksCountPerTag(),
1317 'default_private_links' => $conf->get('privacy.default_private_links', false),
1319 $pluginManager->executeHooks('render_editlink', $data);
1321 foreach ($data as $key => $value) {
1322 $PAGE->assign($key, $value);
1325 $PAGE->assign('pagetitle', t('Shaare') .' - '. $conf->get('general.title', 'Shaarli'));
1326 $PAGE->renderPage('editlink');
1330 if ($targetPage == Router
::$PAGE_EXPORT) {
1331 // Export links as a Netscape Bookmarks file
1333 if (empty($_GET['selection'])) {
1334 $PAGE->assign('pagetitle', t('Export') .' - '. $conf->get('general.title', 'Shaarli'));
1335 $PAGE->renderPage('export');
1339 // export as bookmarks_(all|private|public)_YYYYmmdd_HHMMSS.html
1340 $selection = $_GET['selection'];
1341 if (isset($_GET['prepend_note_url'])) {
1342 $prependNoteUrl = $_GET['prepend_note_url'];
1344 $prependNoteUrl = false;
1350 NetscapeBookmarkUtils
::filterAndFormat(
1357 } catch (Exception
$exc) {
1358 header('Content-Type: text/plain; charset=utf-8');
1359 echo $exc->getMessage();
1362 $now = new DateTime();
1363 header('Content-Type: text/html; charset=utf-8');
1365 'Content-disposition: attachment; filename=bookmarks_'
1366 .$selection.'_'.$now->format(LinkDB
::LINK_DATE_FORMAT
).'.html'
1368 $PAGE->assign('date', $now->format(DateTime
::RFC822
));
1369 $PAGE->assign('eol', PHP_EOL
);
1370 $PAGE->assign('selection', $selection);
1371 $PAGE->renderPage('export.bookmarks');
1375 if ($targetPage == Router
::$PAGE_IMPORT) {
1376 // Upload a Netscape bookmark dump to import its contents
1378 if (! isset($_POST['token']) || ! isset($_FILES['filetoupload'])) {
1379 // Show import dialog
1382 get_max_upload_size(
1383 ini_get('post_max_size'),
1384 ini_get('upload_max_filesize'),
1390 get_max_upload_size(
1391 ini_get('post_max_size'),
1392 ini_get('upload_max_filesize'),
1396 $PAGE->assign('pagetitle', t('Import') .' - '. $conf->get('general.title', 'Shaarli'));
1397 $PAGE->renderPage('import');
1401 // Import bookmarks from an uploaded file
1402 if (isset($_FILES['filetoupload']['size']) && $_FILES['filetoupload']['size'] == 0) {
1403 // The file is too big or some form field may be missing.
1406 'The file you are trying to upload is probably bigger than what this webserver can accept'
1407 .' (%s). Please upload in smaller chunks.'
1409 get_max_upload_size(ini_get('post_max_size'), ini_get('upload_max_filesize'))
1411 echo '<script>alert("'. $msg .'");document.location=\'?do='.Router
::$PAGE_IMPORT .'\';</script>';
1414 if (! $sessionManager->checkToken($_POST['token'])) {
1415 die('Wrong token.');
1417 $status = NetscapeBookmarkUtils
::import(
1424 echo '<script>alert("'.$status.'");document.location=\'?do='
1425 .Router
::$PAGE_IMPORT .'\';</script>';
1429 // Plugin administration page
1430 if ($targetPage == Router
::$PAGE_PLUGINSADMIN) {
1431 $pluginMeta = $pluginManager->getPluginsMeta();
1433 // Split plugins into 2 arrays: ordered enabled plugins and disabled.
1434 $enabledPlugins = array_filter($pluginMeta, function($v) { return $v
['order'] !== false; });
1436 $enabledPlugins = load_plugin_parameter_values($enabledPlugins, $conf->get('plugins', array()));
1439 function($a, $b) { return $a
['order'] - $b
['order']; }
1441 $disabledPlugins = array_filter($pluginMeta, function($v) { return $v
['order'] === false; });
1443 $PAGE->assign('enabledPlugins', $enabledPlugins);
1444 $PAGE->assign('disabledPlugins', $disabledPlugins);
1445 $PAGE->assign('pagetitle', t('Plugin administration') .' - '. $conf->get('general.title', 'Shaarli'));
1446 $PAGE->renderPage('pluginsadmin');
1450 // Plugin administration form action
1451 if ($targetPage == Router
::$PAGE_SAVE_PLUGINSADMIN) {
1453 if (isset($_POST['parameters_form'])) {
1454 unset($_POST['parameters_form']);
1455 foreach ($_POST as $param => $value) {
1456 $conf->set('plugins.'. $param, escape($value));
1460 $conf->set('general.enabled_plugins', save_plugin_config($_POST));
1462 $conf->write($loginManager->isLoggedIn());
1463 $history->updateSettings();
1465 catch (Exception
$e) {
1467 'ERROR while saving plugin configuration:.' . PHP_EOL
.
1471 // TODO: do not handle exceptions/errors in JS.
1472 echo '<script>alert("'. $e->getMessage() .'");document.location=\'?do='. Router
::$PAGE_PLUGINSADMIN .'\';</script>';
1475 header('Location: ?do='. Router
::$PAGE_PLUGINSADMIN);
1479 // Get a fresh token
1480 if ($targetPage == Router
::$GET_TOKEN) {
1481 header('Content-Type:text/plain');
1482 echo $sessionManager->generateToken($conf);
1486 // -------- Otherwise, simply display search form and links:
1487 showLinkList($PAGE, $LINKSDB, $conf, $pluginManager, $loginManager);
1492 * Template for the list of links (<div id="linklist">)
1493 * This function fills all the necessary fields in the $PAGE for the template 'linklist.html'
1495 * @param pageBuilder $PAGE pageBuilder instance.
1496 * @param LinkDB $LINKSDB LinkDB instance.
1497 * @param ConfigManager $conf Configuration Manager instance.
1498 * @param PluginManager $pluginManager Plugin Manager instance.
1499 * @param LoginManager $loginManager LoginManager instance
1501 function buildLinkList($PAGE, $LINKSDB, $conf, $pluginManager, $loginManager)
1503 // Used in templates
1504 if (isset($_GET['searchtags'])) {
1505 if (! empty($_GET['searchtags'])) {
1506 $searchtags = escape(normalize_spaces($_GET['searchtags']));
1508 $searchtags = false;
1513 $searchterm = !empty($_GET['searchterm']) ? escape(normalize_spaces($_GET['searchterm'])) : '';
1516 if (! empty($_SERVER['QUERY_STRING'])
1517 && preg_match('/^[a-zA-Z0-9-_@]{6}($|&|#)/', $_SERVER['QUERY_STRING'])) {
1519 $linksToDisplay = $LINKSDB->filterHash($_SERVER['QUERY_STRING']);
1520 } catch (LinkNotFoundException
$e) {
1521 $PAGE->render404($e->getMessage());
1525 // Filter links according search parameters.
1526 $visibility = ! empty($_SESSION['visibility']) ? $_SESSION['visibility'] : '';
1528 'searchtags' => $searchtags,
1529 'searchterm' => $searchterm,
1531 $linksToDisplay = $LINKSDB->filterSearch($request, false, $visibility, !empty($_SESSION['untaggedonly']));
1534 // ---- Handle paging.
1536 foreach ($linksToDisplay as $key => $value) {
1540 // Select articles according to paging.
1541 $pagecount = ceil(count($keys) / $_SESSION['LINKS_PER_PAGE']);
1542 $pagecount = $pagecount == 0 ? 1 : $pagecount;
1543 $page= empty($_GET['page']) ? 1 : intval($_GET['page']);
1544 $page = $page < 1 ? 1 : $page;
1545 $page = $page > $pagecount ? $pagecount : $page;
1547 $i = ($page-1) * $_SESSION['LINKS_PER_PAGE'];
1548 $end = $i +
$_SESSION['LINKS_PER_PAGE'];
1549 $linkDisp = array();
1550 while ($i<$end && $i<count($keys))
1552 $link = $linksToDisplay[$keys[$i]];
1553 $link['description'] = format_description(
1554 $link['description'],
1555 $conf->get('redirector.url'),
1556 $conf->get('redirector.encode_url')
1558 $classLi = ($i %
2) != 0 ? '' : 'publicLinkHightLight';
1559 $link['class'] = $link['private'] == 0 ? $classLi : 'private';
1560 $link['timestamp'] = $link['created']->getTimestamp();
1561 if (! empty($link['updated'])) {
1562 $link['updated_timestamp'] = $link['updated']->getTimestamp();
1564 $link['updated_timestamp'] = '';
1566 $taglist = preg_split('/\s+/', $link['tags'], -1, PREG_SPLIT_NO_EMPTY
);
1567 uasort($taglist, 'strcasecmp');
1568 $link['taglist'] = $taglist;
1569 // Check for both signs of a note: starting with ? and 7 chars long.
1570 if ($link['url'][0] === '?' &&
1571 strlen($link['url']) === 7) {
1572 $link['url'] = index_url($_SERVER) . $link['url'];
1575 $linkDisp[$keys[$i]] = $link;
1579 // Compute paging navigation
1580 $searchtagsUrl = $searchtags === '' ? '' : '&searchtags=' . urlencode($searchtags);
1581 $searchtermUrl = empty($searchterm) ? '' : '&searchterm=' . urlencode($searchterm);
1582 $previous_page_url = '';
1583 if ($i != count($keys)) {
1584 $previous_page_url = '?page=' . ($page+
1) . $searchtermUrl . $searchtagsUrl;
1588 $next_page_url = '?page=' . ($page-1) . $searchtermUrl . $searchtagsUrl;
1591 // Fill all template fields.
1593 'previous_page_url' => $previous_page_url,
1594 'next_page_url' => $next_page_url,
1595 'page_current' => $page,
1596 'page_max' => $pagecount,
1597 'result_count' => count($linksToDisplay),
1598 'search_term' => $searchterm,
1599 'search_tags' => $searchtags,
1600 'visibility' => ! empty($_SESSION['visibility']) ? $_SESSION['visibility'] : '',
1601 'redirector' => $conf->get('redirector.url'), // Optional redirector URL.
1602 'links' => $linkDisp,
1605 // If there is only a single link, we change on-the-fly the title of the page.
1606 if (count($linksToDisplay) == 1) {
1607 $data['pagetitle'] = $linksToDisplay[$keys[0]]['title'] .' - '. $conf->get('general.title');
1608 } elseif (! empty($searchterm) || ! empty($searchtags)) {
1609 $data['pagetitle'] = t('Search: ');
1610 $data['pagetitle'] .= ! empty($searchterm) ? $searchterm .' ' : '';
1611 $bracketWrap = function ($tag) {
1612 return '['. $tag .']';
1614 $data['pagetitle'] .= ! empty($searchtags)
1615 ? implode(' ', array_map($bracketWrap, preg_split('/\s+/', $searchtags))).' '
1617 $data['pagetitle'] .= '- '. $conf->get('general.title');
1620 $pluginManager->executeHooks('render_linklist', $data, array('loggedin' => $loginManager->isLoggedIn()));
1622 foreach ($data as $key => $value) {
1623 $PAGE->assign($key, $value);
1630 * Compute the thumbnail for a link.
1632 * With a link to the original URL.
1633 * Understands various services (youtube.com...)
1634 * Input: $url = URL for which the thumbnail must be found.
1635 * $href = if provided, this URL will be followed instead of $url
1636 * Returns an associative array with thumbnail attributes (src,href,width,height,style,alt)
1637 * Some of them may be missing.
1638 * Return an empty array if no thumbnail available.
1640 * @param ConfigManager $conf Configuration Manager instance.
1641 * @param string $url
1642 * @param string|bool $href
1646 function computeThumbnail($conf, $url, $href = false)
1648 if (!$conf->get('thumbnail.enable_thumbnails')) return array();
1649 if ($href==false) $href=$url;
1651 // For most hosts, the URL of the thumbnail can be easily deduced from the URL of the link.
1652 // (e.g. http://www.youtube.com/watch?v=spVypYk4kto ---> http://img.youtube.com/vi/spVypYk4kto/default.jpg )
1653 // ^^^^^^^^^^^ ^^^^^^^^^^^
1654 $domain = parse_url($url,PHP_URL_HOST
);
1655 if ($domain=='youtube.com' || $domain=='www.youtube.com')
1657 parse_str(parse_url($url,PHP_URL_QUERY
), $params); // Extract video ID and get thumbnail
1658 if (!empty($params['v'])) return array('src'=>'https://img.youtube.com/vi/'.$params['v'].'/default.jpg',
1659 'href'=>$href,'width'=>'120','height'=>'90','alt'=>'YouTube thumbnail');
1661 if ($domain=='youtu.be') // Youtube short links
1663 $path = parse_url($url,PHP_URL_PATH
);
1664 return array('src'=>'https://img.youtube.com/vi'.$path.'/default.jpg',
1665 'href'=>$href,'width'=>'120','height'=>'90','alt'=>'YouTube thumbnail');
1667 if ($domain=='pix.toile-libre.org') // pix.toile-libre.org image hosting
1669 parse_str(parse_url($url,PHP_URL_QUERY
), $params); // Extract image filename.
1670 if (!empty($params) && !empty($params['img'])) return array('src'=>'http://pix.toile-libre.org/upload/thumb/'.urlencode($params['img']),
1671 'href'=>$href,'style'=>'max-width:120px; max-height:150px','alt'=>'pix.toile-libre.org thumbnail');
1674 if ($domain=='imgur.com')
1676 $path = parse_url($url,PHP_URL_PATH
);
1677 if (startsWith($path,'/a/')) return array(); // Thumbnails for albums are not available.
1678 if (startsWith($path,'/r/')) return array('src'=>'https://i.imgur.com/'.basename($path).'s.jpg',
1679 'href'=>$href,'width'=>'90','height'=>'90','alt'=>'imgur.com thumbnail');
1680 if (startsWith($path,'/gallery/')) return array('src'=>'https://i.imgur.com'.substr($path,8).'s.jpg',
1681 'href'=>$href,'width'=>'90','height'=>'90','alt'=>'imgur.com thumbnail');
1683 if (substr_count($path,'/')==1) return array('src'=>'https://i.imgur.com/'.substr($path,1).'s.jpg',
1684 'href'=>$href,'width'=>'90','height'=>'90','alt'=>'imgur.com thumbnail');
1686 if ($domain=='i.imgur.com')
1688 $pi = pathinfo(parse_url($url,PHP_URL_PATH
));
1689 if (!empty($pi['filename'])) return array('src'=>'https://i.imgur.com/'.$pi['filename'].'s.jpg',
1690 'href'=>$href,'width'=>'90','height'=>'90','alt'=>'imgur.com thumbnail');
1692 if ($domain=='dailymotion.com' || $domain=='www.dailymotion.com')
1694 if (strpos($url,'dailymotion.com/video/')!==false)
1696 $thumburl=str_replace('dailymotion.com/video/','dailymotion.com/thumbnail/video/',$url);
1697 return array('src'=>$thumburl,
1698 'href'=>$href,'width'=>'120','style'=>'height:auto;','alt'=>'DailyMotion thumbnail');
1701 if (endsWith($domain,'.imageshack.us'))
1703 $ext=strtolower(pathinfo($url,PATHINFO_EXTENSION
));
1704 if ($ext=='jpg' || $ext=='jpeg' || $ext=='png' || $ext=='gif')
1706 $thumburl = substr($url,0,strlen($url)-strlen($ext)).'th.'.$ext;
1707 return array('src'=>$thumburl,
1708 'href'=>$href,'width'=>'120','style'=>'height:auto;','alt'=>'imageshack.us thumbnail');
1712 // Some other hosts are SLOW AS HELL and usually require an extra HTTP request to get the thumbnail URL.
1713 // So we deport the thumbnail generation in order not to slow down page generation
1714 // (and we also cache the thumbnail)
1716 if (! $conf->get('thumbnail.enable_localcache')) return array(); // If local cache is disabled, no thumbnails for services which require the use a local cache.
1718 if ($domain=='flickr.com' || endsWith($domain,'.flickr.com')
1719 || $domain=='vimeo.com'
1720 || $domain=='ted.com' || endsWith($domain,'.ted.com')
1721 || $domain=='xkcd.com' || endsWith($domain,'.xkcd.com')
1724 if ($domain=='vimeo.com')
1725 { // Make sure this vimeo URL points to a video (/xxx... where xxx is numeric)
1726 $path = parse_url($url,PHP_URL_PATH
);
1727 if (!preg_match('!/\d+.+?!',$path)) return array(); // This is not a single video URL.
1729 if ($domain=='xkcd.com' || endsWith($domain,'.xkcd.com'))
1730 { // Make sure this URL points to a single comic (/xxx... where xxx is numeric)
1731 $path = parse_url($url,PHP_URL_PATH
);
1732 if (!preg_match('!/\d+.+?!',$path)) return array();
1734 if ($domain=='ted.com' || endsWith($domain,'.ted.com'))
1735 { // Make sure this TED URL points to a video (/talks/...)
1736 $path = parse_url($url,PHP_URL_PATH
);
1737 if ("/talks/" !== substr($path,0,7)) return array(); // This is not a single video URL.
1739 $sign = hash_hmac('sha256', $url, $conf->get('credentials.salt')); // We use the salt to sign data (it's random, secret, and specific to each installation)
1740 return array('src'=>index_url($_SERVER).'?do=genthumbnail&hmac='.$sign.'&url='.urlencode($url),
1741 'href'=>$href,'width'=>'120','style'=>'height:auto;','alt'=>'thumbnail');
1744 // For all other, we try to make a thumbnail of links ending with .jpg/jpeg/png/gif
1745 // Technically speaking, we should download ALL links and check their Content-Type to see if they are images.
1746 // But using the extension will do.
1747 $ext=strtolower(pathinfo($url,PATHINFO_EXTENSION
));
1748 if ($ext=='jpg' || $ext=='jpeg' || $ext=='png' || $ext=='gif')
1750 $sign = hash_hmac('sha256', $url, $conf->get('credentials.salt')); // We use the salt to sign data (it's random, secret, and specific to each installation)
1751 return array('src'=>index_url($_SERVER).'?do=genthumbnail&hmac='.$sign.'&url='.urlencode($url),
1752 'href'=>$href,'width'=>'120','style'=>'height:auto;','alt'=>'thumbnail');
1754 return array(); // No thumbnail.
1759 // Returns the HTML code to display a thumbnail for a link
1760 // with a link to the original URL.
1761 // Understands various services (youtube.com...)
1762 // Input: $url = URL for which the thumbnail must be found.
1763 // $href = if provided, this URL will be followed instead of $url
1764 // Returns '' if no thumbnail available.
1765 function thumbnail($url,$href=false)
1769 $t = computeThumbnail($conf, $url,$href);
1770 if (count($t)==0) return ''; // Empty array = no thumbnail for this URL.
1772 $html='<a href="'.escape($t['href']).'"><img src="'.escape($t['src']).'"';
1773 if (!empty($t['width'])) $html.=' width="'.escape($t['width']).'"';
1774 if (!empty($t['height'])) $html.=' height="'.escape($t['height']).'"';
1775 if (!empty($t['style'])) $html.=' style="'.escape($t['style']).'"';
1776 if (!empty($t['alt'])) $html.=' alt="'.escape($t['alt']).'"';
1781 // Returns the HTML code to display a thumbnail for a link
1782 // for the picture wall (using lazy image loading)
1783 // Understands various services (youtube.com...)
1784 // Input: $url = URL for which the thumbnail must be found.
1785 // $href = if provided, this URL will be followed instead of $url
1786 // Returns '' if no thumbnail available.
1787 function lazyThumbnail($conf, $url,$href=false)
1791 $t = computeThumbnail($conf, $url,$href);
1792 if (count($t)==0) return ''; // Empty array = no thumbnail for this URL.
1794 $html='<a href="'.escape($t['href']).'">';
1797 $html.='<img class="b-lazy" src="#" data-src="'.escape($t['src']).'"';
1799 if (!empty($t['width'])) $html.=' width="'.escape($t['width']).'"';
1800 if (!empty($t['height'])) $html.=' height="'.escape($t['height']).'"';
1801 if (!empty($t['style'])) $html.=' style="'.escape($t['style']).'"';
1802 if (!empty($t['alt'])) $html.=' alt="'.escape($t['alt']).'"';
1805 // No-JavaScript fallback.
1806 $html.='<noscript><img src="'.escape($t['src']).'"';
1807 if (!empty($t['width'])) $html.=' width="'.escape($t['width']).'"';
1808 if (!empty($t['height'])) $html.=' height="'.escape($t['height']).'"';
1809 if (!empty($t['style'])) $html.=' style="'.escape($t['style']).'"';
1810 if (!empty($t['alt'])) $html.=' alt="'.escape($t['alt']).'"';
1811 $html.='></noscript></a>';
1819 * This function should NEVER be called if the file data/config.php exists.
1821 * @param ConfigManager $conf Configuration Manager instance.
1822 * @param SessionManager $sessionManager SessionManager instance
1824 function install($conf, $sessionManager) {
1825 // On free.fr host, make sure the /sessions directory exists, otherwise login will not work.
1826 if (endsWith($_SERVER['HTTP_HOST'],'.free.fr') && !is_dir($_SERVER['DOCUMENT_ROOT'].'/sessions')) mkdir($_SERVER['DOCUMENT_ROOT'].'/sessions',0705);
1829 // This part makes sure sessions works correctly.
1830 // (Because on some hosts, session.save_path may not be set correctly,
1831 // or we may not have write access to it.)
1832 if (isset($_GET['test_session']) && ( !isset($_SESSION) || !isset($_SESSION['session_tested']) || $_SESSION['session_tested']!='Working'))
1834 // Step 2: Check if data in session is correct.
1836 '<pre>Sessions do not seem to work correctly on your server.<br>'.
1837 'Make sure the variable "session.save_path" is set correctly in your PHP config, '.
1838 'and that you have write access to it.<br>'.
1839 'It currently points to %s.<br>'.
1840 'On some browsers, accessing your server via a hostname like \'localhost\' '.
1841 'or any custom hostname without a dot causes cookie storage to fail. '.
1842 'We recommend accessing your server via it\'s IP address or Fully Qualified Domain Name.<br>'
1844 $msg = sprintf($msg, session_save_path());
1846 echo '<br><a href="?">'. t('Click to try again.') .'</a></pre>';
1849 if (!isset($_SESSION['session_tested']))
1850 { // Step 1 : Try to store data in session and reload page.
1851 $_SESSION['session_tested'] = 'Working'; // Try to set a variable in session.
1852 header('Location: '.index_url($_SERVER).'?test_session'); // Redirect to check stored data.
1854 if (isset($_GET['test_session']))
1855 { // Step 3: Sessions are OK. Remove test parameter from URL.
1856 header('Location: '.index_url($_SERVER));
1860 if (!empty($_POST['setlogin']) && !empty($_POST['setpassword']))
1863 if (!empty($_POST['continent']) && !empty($_POST['city'])
1864 && isTimeZoneValid($_POST['continent'], $_POST['city'])
1866 $tz = $_POST['continent'].'/'.$_POST['city'];
1868 $conf->set('general.timezone', $tz);
1869 $login = $_POST['setlogin'];
1870 $conf->set('credentials.login', $login);
1871 $salt = sha1(uniqid('', true) .'_'. mt_rand());
1872 $conf->set('credentials.salt', $salt);
1873 $conf->set('credentials.hash', sha1($_POST['setpassword'] . $login . $salt));
1874 if (!empty($_POST['title'])) {
1875 $conf->set('general.title', escape($_POST['title']));
1877 $conf->set('general.title', 'Shared links on '.escape(index_url($_SERVER)));
1879 $conf->set('translation.language', escape($_POST['language']));
1880 $conf->set('updates.check_updates', !empty($_POST['updateCheck']));
1881 $conf->set('api.enabled', !empty($_POST['enableApi']));
1884 generate_api_secret(
1885 $conf->get('credentials.login'),
1886 $conf->get('credentials.salt')
1890 // Everything is ok, let's create config file.
1891 $conf->write($loginManager->isLoggedIn());
1893 catch(Exception
$e) {
1895 'ERROR while writing config file after installation.' . PHP_EOL
.
1899 // TODO: do not handle exceptions/errors in JS.
1900 echo '<script>alert("'. $e->getMessage() .'");document.location=\'?\';</script>';
1903 echo '<script>alert("Shaarli is now configured. Please enter your login/password and start shaaring your links!");document.location=\'?do=login\';</script>';
1907 $PAGE = new PageBuilder($conf, null, $sessionManager->generateToken());
1908 list($continents, $cities) = generateTimeZoneData(timezone_identifiers_list(), date_default_timezone_get());
1909 $PAGE->assign('continents', $continents);
1910 $PAGE->assign('cities', $cities);
1911 $PAGE->assign('languages', Languages
::getAvailableLanguages());
1912 $PAGE->renderPage('install');
1917 * Because some f*cking services like flickr require an extra HTTP request to get the thumbnail URL,
1918 * I have deported the thumbnail URL code generation here, otherwise this would slow down page generation.
1919 * The following function takes the URL a link (e.g. a flickr page) and return the proper thumbnail.
1920 * This function is called by passing the URL:
1921 * http://mywebsite.com/shaarli/?do=genthumbnail&hmac=[HMAC]&url=[URL]
1922 * [URL] is the URL of the link (e.g. a flickr page)
1923 * [HMAC] is the signature for the [URL] (so that these URL cannot be forged).
1924 * The function below will fetch the image from the webservice and store it in the cache.
1926 * @param ConfigManager $conf Configuration Manager instance,
1928 function genThumbnail($conf)
1930 // Make sure the parameters in the URL were generated by us.
1931 $sign = hash_hmac('sha256', $_GET['url'], $conf->get('credentials.salt'));
1932 if ($sign!=$_GET['hmac']) die('Naughty boy!');
1934 $cacheDir = $conf->get('resource.thumbnails_cache', 'cache');
1935 // Let's see if we don't already have the image for this URL in the cache.
1936 $thumbname=hash('sha1',$_GET['url']).'.jpg';
1937 if (is_file($cacheDir .'/'. $thumbname))
1938 { // We have the thumbnail, just serve it:
1939 header('Content-Type: image/jpeg');
1940 echo file_get_contents($cacheDir .'/'. $thumbname);
1943 // We may also serve a blank image (if service did not respond)
1944 $blankname=hash('sha1',$_GET['url']).'.gif';
1945 if (is_file($cacheDir .'/'. $blankname))
1947 header('Content-Type: image/gif');
1948 echo file_get_contents($cacheDir .'/'. $blankname);
1952 // Otherwise, generate the thumbnail.
1953 $url = $_GET['url'];
1954 $domain = parse_url($url,PHP_URL_HOST
);
1956 if ($domain=='flickr.com' || endsWith($domain,'.flickr.com'))
1958 // Crude replacement to handle new flickr domain policy (They prefer www. now)
1959 $url = str_replace('http://flickr.com/','http://www.flickr.com/',$url);
1961 // Is this a link to an image, or to a flickr page ?
1963 if (endsWith(parse_url($url, PHP_URL_PATH
), '.jpg'))
1964 { // This is a direct link to an image. e.g. http://farm1.staticflickr.com/5/5921913_ac83ed27bd_o.jpg
1965 preg_match('!(http://farm\d+\.staticflickr\.com/\d+/\d+_\w+_)\w.jpg!',$url,$matches);
1966 if (!empty($matches[1])) $imageurl=$matches[1].'m.jpg';
1968 else // This is a flickr page (html)
1970 // Get the flickr html page.
1971 list($headers, $content) = get_http_response($url, 20);
1972 if (strpos($headers[0], '200 OK') !== false)
1974 // flickr now nicely provides the URL of the thumbnail in each flickr page.
1975 preg_match('!<link rel=\"image_src\" href=\"(.+?)\"!', $content, $matches);
1976 if (!empty($matches[1])) $imageurl=$matches[1];
1978 // In albums (and some other pages), the link rel="image_src" is not provided,
1979 // but flickr provides:
1980 // <meta property="og:image" content="http://farm4.staticflickr.com/3398/3239339068_25d13535ff_z.jpg" />
1983 preg_match('!<meta property=\"og:image\" content=\"(.+?)\"!', $content, $matches);
1984 if (!empty($matches[1])) $imageurl=$matches[1];
1990 { // Let's download the image.
1991 // Image is 240x120, so 10 seconds to download should be enough.
1992 list($headers, $content) = get_http_response($imageurl, 10);
1993 if (strpos($headers[0], '200 OK') !== false) {
1994 // Save image to cache.
1995 file_put_contents($cacheDir .'/'. $thumbname, $content);
1996 header('Content-Type: image/jpeg');
2003 elseif ($domain=='vimeo.com' )
2005 // This is more complex: we have to perform a HTTP request, then parse the result.
2006 // Maybe we should deport this to JavaScript ? Example: http://stackoverflow.com/questions/1361149/get-img-thumbnails-from-vimeo/4285098#4285098
2007 $vid = substr(parse_url($url,PHP_URL_PATH
),1);
2008 list($headers, $content) = get_http_response('https://vimeo.com/api/v2/video/'.escape($vid).'.php', 5);
2009 if (strpos($headers[0], '200 OK') !== false) {
2010 $t = unserialize($content);
2011 $imageurl = $t[0]['thumbnail_medium'];
2012 // Then we download the image and serve it to our client.
2013 list($headers, $content) = get_http_response($imageurl, 10);
2014 if (strpos($headers[0], '200 OK') !== false) {
2015 // Save image to cache.
2016 file_put_contents($cacheDir .'/'. $thumbname, $content);
2017 header('Content-Type: image/jpeg');
2024 elseif ($domain=='ted.com' || endsWith($domain,'.ted.com'))
2026 // The thumbnail for TED talks is located in the <link rel="image_src" [...]> tag on that page
2027 // http://www.ted.com/talks/mikko_hypponen_fighting_viruses_defending_the_net.html
2028 // <link rel="image_src" href="http://images.ted.com/images/ted/28bced335898ba54d4441809c5b1112ffaf36781_389x292.jpg" />
2029 list($headers, $content) = get_http_response($url, 5);
2030 if (strpos($headers[0], '200 OK') !== false) {
2031 // Extract the link to the thumbnail
2032 preg_match('!link rel="image_src" href="(http://images.ted.com/images/ted/.+_\d+x\d+\.jpg)"!', $content, $matches);
2033 if (!empty($matches[1]))
2034 { // Let's download the image.
2035 $imageurl=$matches[1];
2036 // No control on image size, so wait long enough
2037 list($headers, $content) = get_http_response($imageurl, 20);
2038 if (strpos($headers[0], '200 OK') !== false) {
2039 $filepath = $cacheDir .'/'. $thumbname;
2040 file_put_contents($filepath, $content); // Save image to cache.
2041 if (resizeImage($filepath))
2043 header('Content-Type: image/jpeg');
2044 echo file_get_contents($filepath);
2052 elseif ($domain=='xkcd.com' || endsWith($domain,'.xkcd.com'))
2054 // There is no thumbnail available for xkcd comics, so download the whole image and resize it.
2055 // http://xkcd.com/327/
2056 // <img src="http://imgs.xkcd.com/comics/exploits_of_a_mom.png" title="<BLABLA>" alt="<BLABLA>" />
2057 list($headers, $content) = get_http_response($url, 5);
2058 if (strpos($headers[0], '200 OK') !== false) {
2059 // Extract the link to the thumbnail
2060 preg_match('!<img src="(http://imgs.xkcd.com/comics/.*)" title="[^s]!', $content, $matches);
2061 if (!empty($matches[1]))
2062 { // Let's download the image.
2063 $imageurl=$matches[1];
2064 // No control on image size, so wait long enough
2065 list($headers, $content) = get_http_response($imageurl, 20);
2066 if (strpos($headers[0], '200 OK') !== false) {
2067 $filepath = $cacheDir.'/'.$thumbname;
2068 // Save image to cache.
2069 file_put_contents($filepath, $content);
2070 if (resizeImage($filepath))
2072 header('Content-Type: image/jpeg');
2073 echo file_get_contents($filepath);
2083 // For all other domains, we try to download the image and make a thumbnail.
2084 // We allow 30 seconds max to download (and downloads are limited to 4 Mb)
2085 list($headers, $content) = get_http_response($url, 30);
2086 if (strpos($headers[0], '200 OK') !== false) {
2087 $filepath = $cacheDir .'/'.$thumbname;
2088 // Save image to cache.
2089 file_put_contents($filepath, $content);
2090 if (resizeImage($filepath))
2092 header('Content-Type: image/jpeg');
2093 echo file_get_contents($filepath);
2100 // Otherwise, return an empty image (8x8 transparent gif)
2101 $blankgif = base64_decode('R0lGODlhCAAIAIAAAP///////yH5BAEKAAEALAAAAAAIAAgAAAIHjI+py+1dAAA7');
2102 // Also put something in cache so that this URL is not requested twice.
2103 file_put_contents($cacheDir .'/'. $blankname, $blankgif);
2104 header('Content-Type: image/gif');
2108 // Make a thumbnail of the image (to width: 120 pixels)
2109 // Returns true if success, false otherwise.
2110 function resizeImage($filepath)
2112 if (!function_exists('imagecreatefromjpeg')) return false; // GD not present: no thumbnail possible.
2114 // Trick: some stupid people rename GIF as JPEG... or else.
2115 // So we really try to open each image type whatever the extension is.
2116 $header=file_get_contents($filepath,false,NULL,0,256); // Read first 256 bytes and try to sniff file type.
2118 $i=strpos($header,'GIF8'); if (($i!==false) && ($i==0)) $im = imagecreatefromgif($filepath); // Well this is crude, but it should be enough.
2119 $i=strpos($header,'PNG'); if (($i!==false) && ($i==1)) $im = imagecreatefrompng($filepath);
2120 $i=strpos($header,'JFIF'); if ($i!==false) $im = imagecreatefromjpeg($filepath);
2121 if (!$im) return false; // Unable to open image (corrupted or not an image)
2124 $ystart = 0; $yheight=$h;
2125 if ($h>$w) { $ystart
= ($h
/2)-($w
/2); $yheight
=$w
/2; }
2126 $nw = 120; // Desired width
2127 $nh = min(floor(($h*$nw)/$w),120); // Compute new width/height, but maximum 120 pixels height.
2129 $im2 = imagecreatetruecolor($nw,$nh);
2130 imagecopyresampled($im2, $im, 0, 0, 0, $ystart, $nw, $nh, $w, $yheight);
2131 imageinterlace($im2,true); // For progressive JPEG.
2132 $tempname=$filepath.'_TEMP.jpg';
2133 imagejpeg($im2, $tempname, 90);
2137 rename($tempname,$filepath); // Overwrite original picture with thumbnail.
2141 if (isset($_SERVER['QUERY_STRING']) && startsWith($_SERVER['QUERY_STRING'], 'do=genthumbnail')) { genThumbnail($conf
); exit; } // Thumbnail generation/cache does not need the link database.
2142 if (isset($_SERVER['QUERY_STRING']) && startsWith($_SERVER['QUERY_STRING'], 'do=dailyrss')) { showDailyRSS($conf
); exit; }
2143 if (!isset($_SESSION['LINKS_PER_PAGE'])) {
2144 $_SESSION['LINKS_PER_PAGE'] = $conf->get('general.links_per_page', 20);
2148 $history = new History($conf->get('resource.history'));
2149 } catch(Exception
$e) {
2150 die($e->getMessage());
2153 $linkDb = new LinkDB(
2154 $conf->get('resource.datastore'),
2155 $loginManager->isLoggedIn(),
2156 $conf->get('privacy.hide_public_links'),
2157 $conf->get('redirector.url'),
2158 $conf->get('redirector.encode_url')
2161 $container = new \Slim\
Container();
2162 $container['conf'] = $conf;
2163 $container['plugins'] = $pluginManager;
2164 $container['history'] = $history;
2165 $app = new \Slim\
App($container);
2168 $app->group('/api/v1', function() {
2169 $this->get('/info', '\Shaarli\Api\Controllers\Info:getInfo')->setName('getInfo');
2170 $this->get('/links', '\Shaarli\Api\Controllers\Links:getLinks')->setName('getLinks');
2171 $this->get('/links/{id:[\d]+}', '\Shaarli\Api\Controllers\Links:getLink')->setName('getLink');
2172 $this->post('/links', '\Shaarli\Api\Controllers\Links:postLink')->setName('postLink');
2173 $this->put('/links/{id:[\d]+}', '\Shaarli\Api\Controllers\Links:putLink')->setName('putLink');
2174 $this->delete('/links/{id:[\d]+}', '\Shaarli\Api\Controllers\Links:deleteLink')->setName('deleteLink');
2175 $this->get('/history', '\Shaarli\Api\Controllers\History:getHistory')->setName('getHistory');
2176 })->add('\Shaarli\Api\ApiMiddleware');
2178 $response = $app->run(true);
2179 // Hack to make Slim and Shaarli router work together:
2180 // If a Slim route isn't found and NOT API call, we call renderPage().
2181 if ($response->getStatusCode() == 404 && strpos($_SERVER['REQUEST_URI'], '/api/v1') === false) {
2182 // We use UTF-8 for proper international characters handling.
2183 header('Content-Type: text/html; charset=utf-8');
2184 renderPage($conf, $pluginManager, $linkDb, $history, $sessionManager, $loginManager);
2186 $app->respond($response);