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45034273 1<?php
49e2b35b 2/**
b786c883 3 * Shaarli - The personal, minimalist, super-fast, database free, bookmarking service.
49e2b35b
V
4 *
5 * Friendly fork by the Shaarli community:
6 * - https://github.com/shaarli/Shaarli
7 *
8 * Original project by sebsauvage.net:
9 * - http://sebsauvage.net/wiki/doku.php?id=php:shaarli
10 * - https://github.com/sebsauvage/Shaarli
11 *
12 * Licence: http://www.opensource.org/licenses/zlib-license.php
13 *
3947bbb0 14 * Requires: PHP 5.5.x
49e2b35b 15 */
afd7b77b
V
16
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
19if (date_default_timezone_get() == '') {
20 date_default_timezone_set('UTC');
21}
cb49ab94 22
28bb2b74
V
23/*
24 * PHP configuration
25 */
28bb2b74 26
ae00595b 27// http://server.com/x/shaarli --> /shaarli/
684e662a 28define('WEB_PATH', substr($_SERVER['REQUEST_URI'], 0, 1+strrpos($_SERVER['REQUEST_URI'], '/', 0)));
45034273 29
28bb2b74 30// High execution time in case of problematic imports/exports.
93bf0918 31ini_set('max_input_time', '60');
28bb2b74
V
32
33// Try to set max upload file size and read
34ini_set('memory_limit', '128M');
45034273
SS
35ini_set('post_max_size', '16M');
36ini_set('upload_max_filesize', '16M');
45034273 37
28bb2b74
V
38// See all error except warnings
39error_reporting(E_ALL^E_WARNING);
40// See all errors (for debugging only)
41//error_reporting(-1);
42
50c9a12e 43
a973afea 44// 3rd-party libraries
52831753
V
45if (! 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"
87f14312 51 ."- https://shaarli.readthedocs.io/en/master/Server-configuration/\n"
cc8f572b 52 ."- https://shaarli.readthedocs.io/en/master/Download-and-Installation/";
52831753
V
53 exit;
54}
a973afea
V
55require_once 'inc/rain.tpl.class.php';
56require_once __DIR__ . '/vendor/autoload.php';
57
ca74886f 58// Shaarli library
fe3713d2 59require_once 'application/bookmark/LinkUtils.php';
e6cd773f 60require_once 'application/config/ConfigPlugin.php';
dfc650aa 61require_once 'application/feed/Cache.php';
51753e40
V
62require_once 'application/http/HttpUtils.php';
63require_once 'application/http/UrlUtils.php';
bcf056c9 64require_once 'application/updater/UpdaterUtils.php';
2e28269b 65require_once 'application/FileUtils.php';
d1e2f8e5 66require_once 'application/TimeZone.php';
ca74886f 67require_once 'application/Utils.php';
f24896b2 68
9778a155 69use \Shaarli\ApplicationUtils;
6696729b 70use \Shaarli\Bookmark\Exception\LinkNotFoundException;
f24896b2 71use \Shaarli\Bookmark\LinkDB;
3c66e564 72use \Shaarli\Config\ConfigManager;
dfc650aa
V
73use \Shaarli\Feed\CachedPage;
74use \Shaarli\Feed\FeedBuilder;
75use \Shaarli\History;
e85b7a05 76use \Shaarli\Languages;
349b0144 77use \Shaarli\Netscape\NetscapeBookmarkUtils;
e1850388 78use \Shaarli\Plugin\PluginManager;
8c0f19c7
V
79use \Shaarli\Render\PageBuilder;
80use \Shaarli\Render\ThemeUtils;
a932f486 81use \Shaarli\Router;
fab87c26
V
82use \Shaarli\Security\LoginManager;
83use \Shaarli\Security\SessionManager;
e85b7a05 84use \Shaarli\Thumbnailer;
9778a155 85use \Shaarli\Updater\Updater;
ca74886f 86
d1e2f8e5
V
87// Ensure the PHP version is supported
88try {
3947bbb0 89 ApplicationUtils::checkPHPVersion('5.5', PHP_VERSION);
93bf0918 90} catch (Exception $exc) {
d1e2f8e5 91 header('Content-Type: text/plain; charset=utf-8');
2e28269b 92 echo $exc->getMessage();
d1e2f8e5
V
93 exit;
94}
95
b3e1f92e 96define('SHAARLI_VERSION', ApplicationUtils::getVersion(__DIR__ .'/'. ApplicationUtils::$VERSION_FILE));
b786c883 97
06b6660a
A
98// Force cookie path (but do not change lifetime)
99$cookie = session_get_cookie_params();
100$cookiedir = '';
101if (dirname($_SERVER['SCRIPT_NAME']) != '/') {
102 $cookiedir = dirname($_SERVER["SCRIPT_NAME"]).'/';
103}
104// Set default cookie expiration and path.
105session_set_cookie_params($cookie['lifetime'], $cookiedir, $_SERVER['SERVER_NAME']);
106// Set session parameters on server side.
06b6660a
A
107// Use cookies to store session.
108ini_set('session.use_cookies', 1);
109// Force cookies for session (phpsessionID forbidden in URL).
110ini_set('session.use_only_cookies', 1);
111// Prevent PHP form using sessionID in URL if cookies are disabled.
112ini_set('session.use_trans_sid', false);
113
06b6660a
A
114session_name('shaarli');
115// Start session if needed (Some server auto-start sessions).
f6380409 116if (session_status() == PHP_SESSION_NONE) {
06b6660a
A
117 session_start();
118}
119
68bc2135 120// Regenerate session ID if invalid or not defined in cookie.
fd7d8461 121if (isset($_COOKIE['shaarli']) && !SessionManager::checkId($_COOKIE['shaarli'])) {
68bc2135
V
122 session_regenerate_id(true);
123 $_COOKIE['shaarli'] = session_id();
124}
125
278d9ee2 126$conf = new ConfigManager();
ebd650c0 127$sessionManager = new SessionManager($_SESSION, $conf);
63ea23c2 128$loginManager = new LoginManager($GLOBALS, $conf, $sessionManager);
c689e108 129$loginManager->generateStaySignedInToken($_SERVER['REMOTE_ADDR']);
84742084 130$clientIpId = client_ip_id($_SERVER);
12266213 131
b7c412d4
A
132// LC_MESSAGES isn't defined without php-intl, in this case use LC_COLLATE locale instead.
133if (! defined('LC_MESSAGES')) {
134 define('LC_MESSAGES', LC_COLLATE);
135}
136
12266213
A
137// Sniff browser language and set date format accordingly.
138if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
139 autoLocale($_SERVER['HTTP_ACCEPT_LANGUAGE']);
140}
141
142new Languages(setlocale(LC_MESSAGES, 0), $conf);
143
7f179985 144$conf->setEmpty('general.timezone', date_default_timezone_get());
12266213 145$conf->setEmpty('general.title', t('Shared links on '). escape(index_url($_SERVER)));
adc4aee8 146RainTPL::$tpl_dir = $conf->get('resource.raintpl_tpl').'/'.$conf->get('resource.theme').'/'; // template directory
894a3c4b 147RainTPL::$cache_dir = $conf->get('resource.raintpl_tmp'); // cache directory
45034273 148
278d9ee2 149$pluginManager = new PluginManager($conf);
da10377b 150$pluginManager->load($conf->get('general.enabled_plugins'));
6fc14d53 151
da10377b 152date_default_timezone_set($conf->get('general.timezone', 'UTC'));
d93d51b2 153
45034273
SS
154ob_start(); // Output buffering for the page cache.
155
45034273
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156// Prevent caching on client side or proxy: (yes, it's ugly)
157header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
158header("Cache-Control: no-store, no-cache, must-revalidate");
159header("Cache-Control: post-check=0, pre-check=0", false);
160header("Pragma: no-cache");
161
278d9ee2 162if (! is_file($conf->getConfigFileExt())) {
2e28269b 163 // Ensure Shaarli has proper access to its resources
278d9ee2 164 $errors = ApplicationUtils::checkResourcePermissions($conf);
2e28269b
V
165
166 if ($errors != array()) {
12266213 167 $message = '<p>'. t('Insufficient permissions:') .'</p><ul>';
2e28269b
V
168
169 foreach ($errors as $error) {
170 $message .= '<li>'.$error.'</li>';
171 }
172 $message .= '</ul>';
173
174 header('Content-Type: text/html; charset=utf-8');
175 echo $message;
176 exit;
177 }
178
179 // Display the installation form if no existing config is found
cad4251a 180 install($conf, $sessionManager, $loginManager);
50c9a12e 181}
8a80e4fe 182
c689e108 183$loginManager->checkLoginState($_COOKIE, $clientIpId);
45034273 184
278d9ee2 185/**
89ccc83b 186 * Adapter function to ensure compatibility with third-party templates
278d9ee2 187 *
89ccc83b
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188 * @see https://github.com/shaarli/Shaarli/pull/1086
189 *
190 * @return bool true when the user is logged in, false otherwise
278d9ee2 191 */
45034273
SS
192function isLoggedIn()
193{
63ea23c2
V
194 global $loginManager;
195 return $loginManager->isLoggedIn();
45034273
SS
196}
197
63ea23c2 198
45034273
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199// ------------------------------------------------------------------------------------------
200// Process login form: Check if login/password is correct.
db45a36a 201if (isset($_POST['login'])) {
44acf706
V
202 if (! $loginManager->canLogin($_SERVER)) {
203 die(t('I said: NO. You are banned for the moment. Go away.'));
204 }
278d9ee2 205 if (isset($_POST['password'])
ebd650c0 206 && $sessionManager->checkToken($_POST['token'])
84742084 207 && $loginManager->checkCredentials($_SERVER['REMOTE_ADDR'], $clientIpId, $_POST['login'], $_POST['password'])
44acf706 208 ) {
44acf706
V
209 $loginManager->handleSuccessfulLogin($_SERVER);
210
51f0128c
V
211 $cookiedir = '';
212 if (dirname($_SERVER['SCRIPT_NAME']) != '/') {
ad6c27b7 213 // Note: Never forget the trailing slash on the cookie path!
51f0128c 214 $cookiedir = dirname($_SERVER["SCRIPT_NAME"]) . '/';
45034273 215 }
51f0128c
V
216
217 if (!empty($_POST['longlastingsession'])) {
218 // Keep the session cookie even after the browser closes
219 $sessionManager->setStaySignedIn(true);
220 $expirationTime = $sessionManager->extendSession();
221
222 setcookie(
c689e108
V
223 $loginManager::$STAY_SIGNED_IN_COOKIE,
224 $loginManager->getStaySignedInToken(),
51f0128c
V
225 $expirationTime,
226 WEB_PATH
227 );
51f0128c
V
228 } else {
229 // Standard session expiration (=when browser closes)
230 $expirationTime = 0;
45034273 231 }
f4c84ad7 232
51f0128c
V
233 // Send cookie with the new expiration date to the browser
234 session_set_cookie_params($expirationTime, $cookiedir, $_SERVER['SERVER_NAME']);
235 session_regenerate_id(true);
236
45034273 237 // Optional redirect after login:
5fbabbb9
A
238 if (isset($_GET['post'])) {
239 $uri = '?post='. urlencode($_GET['post']);
0b04f797 240 foreach (array('description', 'source', 'title', 'tags') as $param) {
5fbabbb9
A
241 if (!empty($_GET[$param])) {
242 $uri .= '&'.$param.'='.urlencode($_GET[$param]);
243 }
244 }
245 header('Location: '. $uri);
246 exit;
247 }
248
249 if (isset($_GET['edit_link'])) {
250 header('Location: ?edit_link='. escape($_GET['edit_link']));
251 exit;
252 }
253
254 if (isset($_POST['returnurl'])) {
255 // Prevent loops over login screen.
256 if (strpos($_POST['returnurl'], 'do=login') === false) {
e15f08d7 257 header('Location: '. generateLocation($_POST['returnurl'], $_SERVER['HTTP_HOST']));
5fbabbb9
A
258 exit;
259 }
45034273 260 }
93bf0918
V
261 header('Location: ?');
262 exit;
44acf706
V
263 } else {
264 $loginManager->handleFailedLogin($_SERVER);
65c002ca 265 $redir = '&username='. urlencode($_POST['login']);
5fbabbb9 266 if (isset($_GET['post'])) {
85c4bdc2 267 $redir .= '&post=' . urlencode($_GET['post']);
0b04f797 268 foreach (array('description', 'source', 'title', 'tags') as $param) {
5fbabbb9
A
269 if (!empty($_GET[$param])) {
270 $redir .= '&' . $param . '=' . urlencode($_GET[$param]);
271 }
272 }
273 }
12266213
A
274 // Redirect to login screen.
275 echo '<script>alert("'. t("Wrong login/password.") .'");document.location=\'?do=login'.$redir.'\';</script>';
45034273
SS
276 exit;
277 }
278}
279
45034273
SS
280// ------------------------------------------------------------------------------------------
281// Token management for XSRF protection
282// Token should be used in any form which acts on data (create,update,delete,import...).
93bf0918
V
283if (!isset($_SESSION['tokens'])) {
284 $_SESSION['tokens']=array(); // Token are attached to the session.
285}
45034273 286
278d9ee2
A
287/**
288 * Daily RSS feed: 1 RSS entry per day giving all the links on that day.
289 * Gives the last 7 days (which have links).
290 * This RSS feed cannot be filtered.
291 *
63ea23c2
V
292 * @param ConfigManager $conf Configuration Manager instance
293 * @param LoginManager $loginManager LoginManager instance
278d9ee2 294 */
93bf0918
V
295function showDailyRSS($conf, $loginManager)
296{
45034273 297 // Cache system
5046bcb6 298 $query = $_SERVER['QUERY_STRING'];
01e48f26 299 $cache = new CachedPage(
684e662a 300 $conf->get('config.PAGE_CACHE'),
482d67bd 301 page_url($_SERVER),
93bf0918 302 startsWith($query, 'do=dailyrss') && !$loginManager->isLoggedIn()
01e48f26 303 );
f3b8f9f0
A
304 $cached = $cache->cachedVersion();
305 if (!empty($cached)) {
306 echo $cached;
307 exit;
308 }
9f15ca9e 309
f3b8f9f0
A
310 // If cached was not found (or not usable), then read the database and build the response:
311 // Read links from database (and filter private links if used it not logged in).
9f15ca9e 312 $LINKSDB = new LinkDB(
894a3c4b 313 $conf->get('resource.datastore'),
63ea23c2 314 $loginManager->isLoggedIn(),
894a3c4b
A
315 $conf->get('privacy.hide_public_links'),
316 $conf->get('redirector.url'),
317 $conf->get('redirector.encode_url')
9f15ca9e 318 );
bb8f712d 319
45034273 320 /* Some Shaarlies may have very few links, so we need to look
01878a75 321 back in time until we have enough days ($nb_of_days).
45034273 322 */
f3b8f9f0 323 $nb_of_days = 7; // We take 7 days.
684e662a 324 $today = date('Ymd');
f3b8f9f0
A
325 $days = array();
326
d592daea
A
327 foreach ($LINKSDB as $link) {
328 $day = $link['created']->format('Ymd'); // Extract day (without time)
01878a75 329 if (strcmp($day, $today) < 0) {
f3b8f9f0
A
330 if (empty($days[$day])) {
331 $days[$day] = array();
332 }
d592daea 333 $days[$day][] = $link;
f3b8f9f0
A
334 }
335
336 if (count($days) > $nb_of_days) {
337 break; // Have we collected enough days?
45034273 338 }
45034273 339 }
bb8f712d 340
45034273
SS
341 // Build the RSS feed.
342 header('Content-Type: application/rss+xml; charset=utf-8');
482d67bd 343 $pageaddr = escape(index_url($_SERVER));
45034273 344 echo '<?xml version="1.0" encoding="UTF-8"?><rss version="2.0">';
f3b8f9f0 345 echo '<channel>';
da10377b 346 echo '<title>Daily - '. $conf->get('general.title') . '</title>';
f3b8f9f0
A
347 echo '<link>'. $pageaddr .'</link>';
348 echo '<description>Daily shared links</description>';
349 echo '<language>en-en</language>';
350 echo '<copyright>'. $pageaddr .'</copyright>'. PHP_EOL;
351
352 // For each day.
d592daea 353 foreach ($days as $day => $links) {
205a4277 354 $dayDate = DateTime::createFromFormat(LinkDB::LINK_DATE_FORMAT, $day.'_000000');
482d67bd 355 $absurl = escape(index_url($_SERVER).'?do=daily&day='.$day); // Absolute URL of the corresponding "Daily" page.
bb8f712d 356
45034273 357 // We pre-format some fields for proper output.
d592daea 358 foreach ($links as &$link) {
fd08b50a
A
359 $link['formatedDescription'] = format_description(
360 $link['description'],
361 $conf->get('redirector.url'),
362 $conf->get('redirector.encode_url')
363 );
d592daea 364 $link['timestamp'] = $link['created']->getTimestamp();
a8e7da01 365 if (is_note($link['url'])) {
d592daea 366 $link['url'] = index_url($_SERVER) . $link['url']; // make permalink URL absolute
f3b8f9f0 367 }
45034273 368 }
f3b8f9f0 369
45034273 370 // Then build the HTML for this day:
bb8f712d 371 $tpl = new RainTPL;
da10377b 372 $tpl->assign('title', $conf->get('general.title'));
205a4277 373 $tpl->assign('daydate', $dayDate->getTimestamp());
f3b8f9f0
A
374 $tpl->assign('absurl', $absurl);
375 $tpl->assign('links', $links);
205a4277 376 $tpl->assign('rssdate', escape($dayDate->format(DateTime::RSS)));
894a3c4b 377 $tpl->assign('hide_timestamps', $conf->get('privacy.hide_timestamps', false));
bf3c9934 378 $tpl->assign('index_url', $pageaddr);
724f1e32 379 $html = $tpl->draw('dailyrss', true);
45034273 380
f3b8f9f0 381 echo $html . PHP_EOL;
bb8f712d 382 }
482d67bd 383 echo '</channel></rss><!-- Cached version of '. escape(page_url($_SERVER)) .' -->';
bb8f712d 384
45034273
SS
385 $cache->cache(ob_get_contents());
386 ob_end_flush();
387 exit;
388}
389
38603b24
A
390/**
391 * Show the 'Daily' page.
392 *
278d9ee2
A
393 * @param PageBuilder $pageBuilder Template engine wrapper.
394 * @param LinkDB $LINKSDB LinkDB instance.
395 * @param ConfigManager $conf Configuration Manager instance.
89ccc83b
V
396 * @param PluginManager $pluginManager Plugin Manager instance.
397 * @param LoginManager $loginManager Login Manager instance
38603b24 398 */
89ccc83b 399function showDaily($pageBuilder, $LINKSDB, $conf, $pluginManager, $loginManager)
45034273 400{
5a0045be
WE
401 $day = date('Ymd', strtotime('-1 day')); // Yesterday, in format YYYYMMDD.
402 if (isset($_GET['day'])) {
93bf0918 403 $day = $_GET['day'];
5a0045be 404 }
bb8f712d 405
45034273 406 $days = $LINKSDB->days();
5a0045be
WE
407 $i = array_search($day, $days);
408 if ($i === false && count($days)) {
409 // no links for day, but at least one day with links
410 $i = count($days) - 1;
411 $day = $days[$i];
45034273 412 }
5a0045be
WE
413 $previousday = '';
414 $nextday = '';
45034273 415
5a0045be
WE
416 if ($i !== false) {
417 if ($i >= 1) {
418 $previousday=$days[$i - 1];
419 }
420 if ($i < count($days) - 1) {
93bf0918 421 $nextday = $days[$i + 1];
5a0045be
WE
422 }
423 }
9186ab95 424 try {
528a6f8a 425 $linksToDisplay = $LINKSDB->filterDay($day);
9186ab95
V
426 } catch (Exception $exc) {
427 error_log($exc);
d1e2f8e5 428 $linksToDisplay = array();
9186ab95
V
429 }
430
45034273 431 // We pre-format some fields for proper output.
93bf0918
V
432 foreach ($linksToDisplay as $key => $link) {
433 $taglist = explode(' ', $link['tags']);
dd62b9ba
SS
434 uasort($taglist, 'strcasecmp');
435 $linksToDisplay[$key]['taglist']=$taglist;
fd08b50a
A
436 $linksToDisplay[$key]['formatedDescription'] = format_description(
437 $link['description'],
438 $conf->get('redirector.url'),
439 $conf->get('redirector.encode_url')
440 );
01878a75 441 $linksToDisplay[$key]['timestamp'] = $link['created']->getTimestamp();
45034273 442 }
bb8f712d 443
50142efd 444 $dayDate = DateTime::createFromFormat(LinkDB::LINK_DATE_FORMAT, $day.'_000000');
445 $data = array(
446 'pagetitle' => $conf->get('general.title') .' - '. format_date($dayDate, false),
447 'linksToDisplay' => $linksToDisplay,
448 'day' => $dayDate->getTimestamp(),
449 'dayDate' => $dayDate,
450 'previousday' => $previousday,
451 'nextday' => $nextday,
452 );
453
454 /* Hook is called before column construction so that plugins don't have
455 to deal with columns. */
63ea23c2 456 $pluginManager->executeHooks('render_daily', $data, array('loggedin' => $loginManager->isLoggedIn()));
50142efd 457
45034273 458 /* We need to spread the articles on 3 columns.
ad6c27b7 459 I did not want to use a JavaScript lib like http://masonry.desandro.com/
bb8f712d 460 so I manually spread entries with a simple method: I roughly evaluate the
45034273
SS
461 height of a div according to title and description length.
462 */
5a0045be
WE
463 $columns = array(array(), array(), array()); // Entries to display, for each column.
464 $fill = array(0, 0, 0); // Rough estimate of columns fill.
93bf0918 465 foreach ($data['linksToDisplay'] as $key => $link) {
45034273
SS
466 // Roughly estimate length of entry (by counting characters)
467 // Title: 30 chars = 1 line. 1 line is 30 pixels height.
468 // Description: 836 characters gives roughly 342 pixel height.
ad6c27b7 469 // This is not perfect, but it's usually OK.
5a0045be
WE
470 $length = strlen($link['title']) + (342 * strlen($link['description'])) / 836;
471 if ($link['thumbnail']) {
93bf0918 472 $length += 100; // 1 thumbnails roughly takes 100 pixels height.
5a0045be 473 }
45034273 474 // Then put in column which is the less filled:
5a0045be
WE
475 $smallest = min($fill); // find smallest value in array.
476 $index = array_search($smallest, $fill); // find index of this smallest value.
477 array_push($columns[$index], $link); // Put entry in this column.
478 $fill[$index] += $length;
45034273 479 }
38603b24 480
50142efd 481 $data['cols'] = $columns;
6fc14d53
A
482
483 foreach ($data as $key => $value) {
38603b24 484 $pageBuilder->assign($key, $value);
6fc14d53
A
485 }
486
980efd6c 487 $pageBuilder->assign('pagetitle', t('Daily') .' - '. $conf->get('general.title', 'Shaarli'));
38603b24 488 $pageBuilder->renderPage('daily');
45034273
SS
489 exit;
490}
491
278d9ee2
A
492/**
493 * Renders the linklist
494 *
495 * @param pageBuilder $PAGE pageBuilder instance.
496 * @param LinkDB $LINKSDB LinkDB instance.
497 * @param ConfigManager $conf Configuration Manager instance.
498 * @param PluginManager $pluginManager Plugin Manager instance.
499 */
93bf0918
V
500function showLinkList($PAGE, $LINKSDB, $conf, $pluginManager, $loginManager)
501{
502 buildLinkList($PAGE, $LINKSDB, $conf, $pluginManager, $loginManager);
6fc14d53
A
503 $PAGE->renderPage('linklist');
504}
505
278d9ee2
A
506/**
507 * Render HTML page (according to URL parameters and user rights)
508 *
ebd650c0
V
509 * @param ConfigManager $conf Configuration Manager instance.
510 * @param PluginManager $pluginManager Plugin Manager instance,
511 * @param LinkDB $LINKSDB
512 * @param History $history instance
513 * @param SessionManager $sessionManager SessionManager instance
44acf706 514 * @param LoginManager $loginManager LoginManager instance
278d9ee2 515 */
44acf706 516function renderPage($conf, $pluginManager, $LINKSDB, $history, $sessionManager, $loginManager)
45034273 517{
510377d2 518 $updater = new Updater(
894a3c4b 519 read_updates_file($conf->get('resource.updates')),
510377d2 520 $LINKSDB,
278d9ee2 521 $conf,
28f26524
A
522 $loginManager->isLoggedIn(),
523 $_SESSION
510377d2
A
524 );
525 try {
526 $newUpdates = $updater->update();
527 if (! empty($newUpdates)) {
528 write_updates_file(
894a3c4b 529 $conf->get('resource.updates'),
510377d2
A
530 $updater->getDoneUpdates()
531 );
532 }
93bf0918 533 } catch (Exception $e) {
510377d2
A
534 die($e->getMessage());
535 }
536
28f26524 537 $PAGE = new PageBuilder($conf, $_SESSION, $LINKSDB, $sessionManager->generateToken(), $loginManager->isLoggedIn());
141a86c5
A
538 $PAGE->assign('linkcount', count($LINKSDB));
539 $PAGE->assign('privateLinkcount', count_private($LINKSDB));
7fde6de1 540 $PAGE->assign('plugin_errors', $pluginManager->getErrors());
6fc14d53
A
541
542 // Determine which page will be rendered.
543 $query = (isset($_SERVER['QUERY_STRING'])) ? $_SERVER['QUERY_STRING'] : '';
63ea23c2 544 $targetPage = Router::findPage($query, $_GET, $loginManager->isLoggedIn());
6fc14d53 545
93bf0918 546 if (// if the user isn't logged in
63ea23c2 547 !$loginManager->isLoggedIn() &&
27e21231
WE
548 // and Shaarli doesn't have public content...
549 $conf->get('privacy.hide_public_links') &&
550 // and is configured to enforce the login
551 $conf->get('privacy.force_login') &&
552 // and the current page isn't already the login page
553 $targetPage !== Router::$PAGE_LOGIN &&
554 // and the user is not requesting a feed (which would lead to a different content-type as expected)
555 $targetPage !== Router::$PAGE_FEED_ATOM &&
556 $targetPage !== Router::$PAGE_FEED_RSS
557 ) {
558 // force current page to be the login page
559 $targetPage = Router::$PAGE_LOGIN;
560 }
561
6fc14d53
A
562 // Call plugin hooks for header, footer and includes, specifying which page will be rendered.
563 // Then assign generated data to RainTPL.
564 $common_hooks = array(
fea5db7a 565 'includes',
6fc14d53
A
566 'header',
567 'footer',
6fc14d53 568 );
278d9ee2 569
93bf0918 570 foreach ($common_hooks as $name) {
6fc14d53 571 $plugin_data = array();
93bf0918
V
572 $pluginManager->executeHooks(
573 'render_' . $name,
574 $plugin_data,
6fc14d53
A
575 array(
576 'target' => $targetPage,
63ea23c2 577 'loggedin' => $loginManager->isLoggedIn()
6fc14d53
A
578 )
579 );
580 $PAGE->assign('plugins_' . $name, $plugin_data);
581 }
582
45034273 583 // -------- Display login form.
93bf0918
V
584 if ($targetPage == Router::$PAGE_LOGIN) {
585 if ($conf->get('security.open_shaarli')) {
586 header('Location: ?');
587 exit;
588 } // No need to login for open Shaarli
85c4bdc2
A
589 if (isset($_GET['username'])) {
590 $PAGE->assign('username', escape($_GET['username']));
591 }
93bf0918 592 $PAGE->assign('returnurl', (isset($_SERVER['HTTP_REFERER']) ? escape($_SERVER['HTTP_REFERER']):''));
2e07e775
WE
593 // add default state of the 'remember me' checkbox
594 $PAGE->assign('remember_user_default', $conf->get('privacy.remember_user_default'));
44acf706 595 $PAGE->assign('user_can_login', $loginManager->canLogin($_SERVER));
980efd6c 596 $PAGE->assign('pagetitle', t('Login') .' - '. $conf->get('general.title', 'Shaarli'));
45034273
SS
597 $PAGE->renderPage('loginform');
598 exit;
599 }
600 // -------- User wants to logout.
93bf0918 601 if (isset($_SERVER['QUERY_STRING']) && startsWith($_SERVER['QUERY_STRING'], 'do=logout')) {
894a3c4b 602 invalidateCaches($conf->get('resource.page_cache'));
51f0128c 603 $sessionManager->logout();
c689e108 604 setcookie(LoginManager::$STAY_SIGNED_IN_COOKIE, 'false', 0, WEB_PATH);
45034273
SS
605 header('Location: ?');
606 exit;
607 }
608
609 // -------- Picture wall
93bf0918 610 if ($targetPage == Router::$PAGE_PICWALL) {
b302b3c5
A
611 $PAGE->assign('pagetitle', t('Picture wall') .' - '. $conf->get('general.title', 'Shaarli'));
612 if (! $conf->get('thumbnails.mode', Thumbnailer::MODE_NONE) === Thumbnailer::MODE_NONE) {
613 $PAGE->assign('linksToDisplay', []);
e85b7a05 614 $PAGE->renderPage('picwall');
1b93137e
A
615 exit;
616 }
617
ad6c27b7 618 // Optionally filter the results:
528a6f8a 619 $links = $LINKSDB->filterSearch($_GET);
822bffce 620 $linksToDisplay = array();
45034273
SS
621
622 // Get only links which have a thumbnail.
28f26524 623 // Note: we do not retrieve thumbnails here, the request is too heavy.
93bf0918 624 foreach ($links as $key => $link) {
1b93137e
A
625 if (isset($link['thumbnail']) && $link['thumbnail'] !== false) {
626 $linksToDisplay[] = $link; // Add to array.
45034273
SS
627 }
628 }
f3db3774 629
6fc14d53 630 $data = array(
6fc14d53
A
631 'linksToDisplay' => $linksToDisplay,
632 );
63ea23c2 633 $pluginManager->executeHooks('render_picwall', $data, array('loggedin' => $loginManager->isLoggedIn()));
6fc14d53
A
634
635 foreach ($data as $key => $value) {
636 $PAGE->assign($key, $value);
637 }
638
7b4fea0e 639
45034273
SS
640 $PAGE->renderPage('picwall');
641 exit;
642 }
643
644 // -------- Tag cloud
93bf0918 645 if ($targetPage == Router::$PAGE_TAGCLOUD) {
9d4736a3 646 $visibility = ! empty($_SESSION['visibility']) ? $_SESSION['visibility'] : '';
aa4797ba 647 $filteringTags = isset($_GET['searchtags']) ? explode(' ', $_GET['searchtags']) : [];
6ccd0b21 648 $tags = $LINKSDB->linksCountPerTag($filteringTags, $visibility);
a037ac69 649
45034273
SS
650 // We sort tags alphabetically, then choose a font size according to count.
651 // First, find max value.
f1e96a06
A
652 $maxcount = 0;
653 foreach ($tags as $value) {
654 $maxcount = max($maxcount, $value);
655 }
656
f32ec5fb 657 alphabetical_sort($tags, false, true);
f1e96a06 658
b0128609 659 $tagList = array();
93bf0918 660 foreach ($tags as $key => $value) {
49cc8e5d
LC
661 if (in_array($key, $filteringTags)) {
662 continue;
663 }
b0128609
A
664 // Tag font size scaling:
665 // default 15 and 30 logarithm bases affect scaling,
666 // 22 and 6 are arbitrary font sizes for max and min sizes.
667 $size = log($value, 15) / log($maxcount, 30) * 2.2 + 0.8;
668 $tagList[$key] = array(
669 'count' => $value,
670 'size' => number_format($size, 2, '.', ''),
671 );
45034273 672 }
6fc14d53 673
980efd6c 674 $searchTags = implode(' ', escape($filteringTags));
6fc14d53 675 $data = array(
980efd6c 676 'search_tags' => $searchTags,
6fc14d53
A
677 'tags' => $tagList,
678 );
63ea23c2 679 $pluginManager->executeHooks('render_tagcloud', $data, array('loggedin' => $loginManager->isLoggedIn()));
6fc14d53
A
680
681 foreach ($data as $key => $value) {
682 $PAGE->assign($key, $value);
683 }
684
980efd6c
A
685 $searchTags = ! empty($searchTags) ? $searchTags .' - ' : '';
686 $PAGE->assign('pagetitle', $searchTags. t('Tag cloud') .' - '. $conf->get('general.title', 'Shaarli'));
5893529c 687 $PAGE->renderPage('tag.cloud');
bb8f712d 688 exit;
45034273
SS
689 }
690
49cc8e5d 691 // -------- Tag list
93bf0918 692 if ($targetPage == Router::$PAGE_TAGLIST) {
9d4736a3 693 $visibility = ! empty($_SESSION['visibility']) ? $_SESSION['visibility'] : '';
aa4797ba
A
694 $filteringTags = isset($_GET['searchtags']) ? explode(' ', $_GET['searchtags']) : [];
695 $tags = $LINKSDB->linksCountPerTag($filteringTags, $visibility);
49cc8e5d
LC
696 foreach ($filteringTags as $tag) {
697 if (array_key_exists($tag, $tags)) {
698 unset($tags[$tag]);
699 }
700 }
aa4797ba
A
701
702 if (! empty($_GET['sort']) && $_GET['sort'] === 'alpha') {
703 alphabetical_sort($tags, false, true);
704 }
705
980efd6c 706 $searchTags = implode(' ', escape($filteringTags));
aa4797ba 707 $data = [
980efd6c 708 'search_tags' => $searchTags,
aa4797ba
A
709 'tags' => $tags,
710 ];
63ea23c2 711 $pluginManager->executeHooks('render_taglist', $data, ['loggedin' => $loginManager->isLoggedIn()]);
aa4797ba
A
712
713 foreach ($data as $key => $value) {
714 $PAGE->assign($key, $value);
715 }
716
980efd6c
A
717 $searchTags = ! empty($searchTags) ? $searchTags .' - ' : '';
718 $PAGE->assign('pagetitle', $searchTags . t('Tag list') .' - '. $conf->get('general.title', 'Shaarli'));
aa4797ba
A
719 $PAGE->renderPage('tag.list');
720 exit;
721 }
722
38603b24
A
723 // Daily page.
724 if ($targetPage == Router::$PAGE_DAILY) {
89ccc83b 725 showDaily($PAGE, $LINKSDB, $conf, $pluginManager, $loginManager);
38603b24
A
726 }
727
82e36802
A
728 // ATOM and RSS feed.
729 if ($targetPage == Router::$PAGE_FEED_ATOM || $targetPage == Router::$PAGE_FEED_RSS) {
730 $feedType = $targetPage == Router::$PAGE_FEED_RSS ? FeedBuilder::$FEED_RSS : FeedBuilder::$FEED_ATOM;
731 header('Content-Type: application/'. $feedType .'+xml; charset=utf-8');
732
733 // Cache system
734 $query = $_SERVER['QUERY_STRING'];
735 $cache = new CachedPage(
894a3c4b 736 $conf->get('resource.page_cache'),
82e36802 737 page_url($_SERVER),
93bf0918 738 startsWith($query, 'do='. $targetPage) && !$loginManager->isLoggedIn()
82e36802
A
739 );
740 $cached = $cache->cachedVersion();
5f143b72 741 if (!empty($cached)) {
82e36802
A
742 echo $cached;
743 exit;
744 }
69c474b9 745
82e36802 746 // Generate data.
63ea23c2 747 $feedGenerator = new FeedBuilder($LINKSDB, $feedType, $_SERVER, $_GET, $loginManager->isLoggedIn());
82e36802 748 $feedGenerator->setLocale(strtolower(setlocale(LC_COLLATE, 0)));
63ea23c2 749 $feedGenerator->setHideDates($conf->get('privacy.hide_timestamps') && !$loginManager->isLoggedIn());
894a3c4b 750 $feedGenerator->setUsePermalinks(isset($_GET['permalinks']) || !$conf->get('feed.rss_permalinks'));
82e36802
A
751 $data = $feedGenerator->buildData();
752
753 // Process plugin hook.
82e36802 754 $pluginManager->executeHooks('render_feed', $data, array(
63ea23c2 755 'loggedin' => $loginManager->isLoggedIn(),
82e36802
A
756 'target' => $targetPage,
757 ));
758
759 // Render the template.
760 $PAGE->assignAll($data);
761 $PAGE->renderPage('feed.'. $feedType);
762 $cache->cache(ob_get_contents());
763 ob_end_flush();
764 exit;
e67712ba
A
765 }
766
18e67967 767 // Display opensearch plugin (XML)
8f8113b9
A
768 if ($targetPage == Router::$PAGE_OPENSEARCH) {
769 header('Content-Type: application/xml; charset=utf-8');
770 $PAGE->assign('serverurl', index_url($_SERVER));
771 $PAGE->renderPage('opensearch');
772 exit;
773 }
774
45034273 775 // -------- User clicks on a tag in a link: The tag is added to the list of searched tags (searchtags=...)
93bf0918 776 if (isset($_GET['addtag'])) {
45034273 777 // Get previous URL (http_referer) and add the tag to the searchtags parameters in query.
93bf0918
V
778 if (empty($_SERVER['HTTP_REFERER'])) {
779 // In case browser does not send HTTP_REFERER
780 header('Location: ?searchtags='.urlencode($_GET['addtag']));
781 exit;
782 }
783 parse_str(parse_url($_SERVER['HTTP_REFERER'], PHP_URL_QUERY), $params);
732e683b 784
775803a0
A
785 // Prevent redirection loop
786 if (isset($params['addtag'])) {
787 unset($params['addtag']);
788 }
789
732e683b
FE
790 // Check if this tag is already in the search query and ignore it if it is.
791 // Each tag is always separated by a space
6ac95d9c
A
792 if (isset($params['searchtags'])) {
793 $current_tags = explode(' ', $params['searchtags']);
794 } else {
795 $current_tags = array();
796 }
732e683b
FE
797 $addtag = true;
798 foreach ($current_tags as $value) {
799 if ($value === $_GET['addtag']) {
800 $addtag = false;
801 break;
802 }
803 }
804 // Append the tag if necessary
805 if (empty($params['searchtags'])) {
806 $params['searchtags'] = trim($_GET['addtag']);
93bf0918 807 } elseif ($addtag) {
732e683b
FE
808 $params['searchtags'] = trim($params['searchtags']).' '.trim($_GET['addtag']);
809 }
810
9d9f6d75
V
811 // We also remove page (keeping the same page has no sense, since the
812 // results are different)
813 unset($params['page']);
814
45034273
SS
815 header('Location: ?'.http_build_query($params));
816 exit;
817 }
818
819 // -------- User clicks on a tag in result count: Remove the tag from the list of searched tags (searchtags=...)
775803a0 820 if (isset($_GET['removetag'])) {
45034273 821 // Get previous URL (http_referer) and remove the tag from the searchtags parameters in query.
775803a0
A
822 if (empty($_SERVER['HTTP_REFERER'])) {
823 header('Location: ?');
824 exit;
825 }
826
827 // In case browser does not send HTTP_REFERER
828 parse_str(parse_url($_SERVER['HTTP_REFERER'], PHP_URL_QUERY), $params);
829
830 // Prevent redirection loop
831 if (isset($params['removetag'])) {
832 unset($params['removetag']);
833 }
834
835 if (isset($params['searchtags'])) {
822bffce 836 $tags = explode(' ', $params['searchtags']);
2c75f8e7
A
837 // Remove value from array $tags.
838 $tags = array_diff($tags, array($_GET['removetag']));
93bf0918 839 $params['searchtags'] = implode(' ', $tags);
2c75f8e7
A
840
841 if (empty($params['searchtags'])) {
775803a0 842 unset($params['searchtags']);
775803a0 843 }
2c75f8e7 844
9d9f6d75
V
845 // We also remove page (keeping the same page has no sense, since
846 // the results are different)
847 unset($params['page']);
45034273
SS
848 }
849 header('Location: ?'.http_build_query($params));
850 exit;
851 }
852
853 // -------- User wants to change the number of links per page (linksperpage=...)
775803a0
A
854 if (isset($_GET['linksperpage'])) {
855 if (is_numeric($_GET['linksperpage'])) {
856 $_SESSION['LINKS_PER_PAGE']=abs(intval($_GET['linksperpage']));
857 }
858
8bbf02e0
A
859 if (! empty($_SERVER['HTTP_REFERER'])) {
860 $location = generateLocation($_SERVER['HTTP_REFERER'], $_SERVER['HTTP_HOST'], array('linksperpage'));
861 } else {
862 $location = '?';
863 }
864 header('Location: '. $location);
45034273
SS
865 exit;
866 }
bb8f712d 867
45034273 868 // -------- User wants to see only private links (toggle)
9d4736a3 869 if (isset($_GET['visibility'])) {
9d4736a3 870 if ($_GET['visibility'] === 'private') {
d2f6d909
A
871 // Visibility not set or not already private, set private, otherwise reset it
872 if (empty($_SESSION['visibility']) || $_SESSION['visibility'] !== 'private') {
873 // See only private links
874 $_SESSION['visibility'] = 'private';
875 } else {
876 unset($_SESSION['visibility']);
877 }
d2d4f993 878 } elseif ($_GET['visibility'] === 'public') {
d2f6d909
A
879 if (empty($_SESSION['visibility']) || $_SESSION['visibility'] !== 'public') {
880 // See only public links
881 $_SESSION['visibility'] = 'public';
882 } else {
883 unset($_SESSION['visibility']);
884 }
45034273 885 }
775803a0 886
8bbf02e0 887 if (! empty($_SERVER['HTTP_REFERER'])) {
9d4736a3 888 $location = generateLocation($_SERVER['HTTP_REFERER'], $_SERVER['HTTP_HOST'], array('visibility'));
8bbf02e0
A
889 } else {
890 $location = '?';
891 }
892 header('Location: '. $location);
45034273
SS
893 exit;
894 }
895
f210d94f
LC
896 // -------- User wants to see only untagged links (toggle)
897 if (isset($_GET['untaggedonly'])) {
c4925c1f 898 $_SESSION['untaggedonly'] = empty($_SESSION['untaggedonly']);
f210d94f
LC
899
900 if (! empty($_SERVER['HTTP_REFERER'])) {
901 $location = generateLocation($_SERVER['HTTP_REFERER'], $_SERVER['HTTP_HOST'], array('untaggedonly'));
902 } else {
903 $location = '?';
904 }
905 header('Location: '. $location);
906 exit;
907 }
908
45034273 909 // -------- Handle other actions allowed for non-logged in users:
93bf0918 910 if (!$loginManager->isLoggedIn()) {
ad6c27b7 911 // User tries to post new link but is not logged in:
45034273 912 // Show login screen, then redirect to ?post=...
93bf0918 913 if (isset($_GET['post'])) {
0b04f797 914 header( // Redirect to login page, then back to post link.
915 'Location: ?do=login&post='.urlencode($_GET['post']).
916 (!empty($_GET['title'])?'&title='.urlencode($_GET['title']):'').
917 (!empty($_GET['description'])?'&description='.urlencode($_GET['description']):'').
918 (!empty($_GET['tags'])?'&tags='.urlencode($_GET['tags']):'').
919 (!empty($_GET['source'])?'&source='.urlencode($_GET['source']):'')
920 );
45034273
SS
921 exit;
922 }
aedc912d 923
63ea23c2 924 showLinkList($PAGE, $LINKSDB, $conf, $pluginManager, $loginManager);
5fbabbb9
A
925 if (isset($_GET['edit_link'])) {
926 header('Location: ?do=login&edit_link='. escape($_GET['edit_link']));
927 exit;
928 }
929
ad6c27b7 930 exit; // Never remove this one! All operations below are reserved for logged in user.
45034273
SS
931 }
932
933 // -------- All other functions are reserved for the registered user:
934
935 // -------- Display the Tools menu if requested (import/export/bookmarklet...)
93bf0918 936 if ($targetPage == Router::$PAGE_TOOLS) {
a3130d2c 937 $data = [
6fc14d53 938 'pageabsaddr' => index_url($_SERVER),
a3130d2c
A
939 'sslenabled' => is_https($_SERVER),
940 ];
6fc14d53
A
941 $pluginManager->executeHooks('render_tools', $data);
942
943 foreach ($data as $key => $value) {
944 $PAGE->assign($key, $value);
945 }
946
980efd6c 947 $PAGE->assign('pagetitle', t('Tools') .' - '. $conf->get('general.title', 'Shaarli'));
45034273
SS
948 $PAGE->renderPage('tools');
949 exit;
950 }
951
952 // -------- User wants to change his/her password.
93bf0918 953 if ($targetPage == Router::$PAGE_CHANGEPASSWORD) {
894a3c4b 954 if ($conf->get('security.open_shaarli')) {
12266213 955 die(t('You are not supposed to change a password on an Open Shaarli.'));
684e662a
A
956 }
957
93bf0918
V
958 if (!empty($_POST['setpassword']) && !empty($_POST['oldpassword'])) {
959 if (!$sessionManager->checkToken($_POST['token'])) {
960 die(t('Wrong token.')); // Go away!
961 }
45034273
SS
962
963 // Make sure old password is correct.
9d9f6d75
V
964 $oldhash = sha1(
965 $_POST['oldpassword'].$conf->get('credentials.login').$conf->get('credentials.salt')
966 );
967 if ($oldhash != $conf->get('credentials.hash')) {
968 echo '<script>alert("'
969 . t('The old password is not correct.')
970 .'");document.location=\'?do=changepasswd\';</script>';
ebd650c0 971 exit;
12266213 972 }
45034273 973 // Save new password
684e662a 974 // Salt renders rainbow-tables attacks useless.
da10377b 975 $conf->set('credentials.salt', sha1(uniqid('', true) .'_'. mt_rand()));
9d9f6d75
V
976 $conf->set(
977 'credentials.hash',
978 sha1(
979 $_POST['setpassword']
980 . $conf->get('credentials.login')
981 . $conf->get('credentials.salt')
982 )
983 );
dd484b90 984 try {
63ea23c2 985 $conf->write($loginManager->isLoggedIn());
93bf0918 986 } catch (Exception $e) {
dd484b90
A
987 error_log(
988 'ERROR while writing config file after changing password.' . PHP_EOL .
989 $e->getMessage()
990 );
991
992 // TODO: do not handle exceptions/errors in JS.
993 echo '<script>alert("'. $e->getMessage() .'");document.location=\'?do=tools\';</script>';
994 exit;
995 }
12266213 996 echo '<script>alert("'. t('Your password has been changed') .'");document.location=\'?do=tools\';</script>';
45034273 997 exit;
93bf0918
V
998 } else {
999 // show the change password form.
980efd6c 1000 $PAGE->assign('pagetitle', t('Change password') .' - '. $conf->get('general.title', 'Shaarli'));
45034273
SS
1001 $PAGE->renderPage('changepassword');
1002 exit;
1003 }
1004 }
1005
1006 // -------- User wants to change configuration
93bf0918
V
1007 if ($targetPage == Router::$PAGE_CONFIGURE) {
1008 if (!empty($_POST['title'])) {
ebd650c0 1009 if (!$sessionManager->checkToken($_POST['token'])) {
12266213 1010 die(t('Wrong token.')); // Go away!
12ff86c9 1011 }
45034273 1012 $tz = 'UTC';
12ff86c9
A
1013 if (!empty($_POST['continent']) && !empty($_POST['city'])
1014 && isTimeZoneValid($_POST['continent'], $_POST['city'])
1015 ) {
1016 $tz = $_POST['continent'] . '/' . $_POST['city'];
1017 }
da10377b 1018 $conf->set('general.timezone', $tz);
7f179985
A
1019 $conf->set('general.title', escape($_POST['title']));
1020 $conf->set('general.header_link', escape($_POST['titleLink']));
adc4aee8 1021 $conf->set('resource.theme', escape($_POST['theme']));
da10377b 1022 $conf->set('security.session_protection_disabled', !empty($_POST['disablesessionprotection']));
894a3c4b
A
1023 $conf->set('privacy.default_private_links', !empty($_POST['privateLinkByDefault']));
1024 $conf->set('feed.rss_permalinks', !empty($_POST['enableRssPermalinks']));
1025 $conf->set('updates.check_updates', !empty($_POST['updateCheck']));
1026 $conf->set('privacy.hide_public_links', !empty($_POST['hidePublicLinks']));
76be95e1 1027 $conf->set('api.enabled', !empty($_POST['enableApi']));
cbfdcff2 1028 $conf->set('api.secret', escape($_POST['apiSecret']));
f39580c6
A
1029 $conf->set('translation.language', escape($_POST['language']));
1030
b302b3c5 1031 $thumbnailsMode = extension_loaded('gd') ? $_POST['enableThumbnails'] : Thumbnailer::MODE_NONE;
7b4fea0e
A
1032 if ($thumbnailsMode !== Thumbnailer::MODE_NONE
1033 && $thumbnailsMode !== $conf->get('thumbnails.mode', Thumbnailer::MODE_NONE)
1034 ) {
28f26524 1035 $_SESSION['warnings'][] = t(
9d9f6d75
V
1036 'You have enabled or changed thumbnails mode. '
1037 .'<a href="?do=thumbs_update">Please synchronize them</a>.'
28f26524
A
1038 );
1039 }
b302b3c5 1040 $conf->set('thumbnails.mode', $thumbnailsMode);
f39580c6 1041
dd484b90 1042 try {
63ea23c2 1043 $conf->write($loginManager->isLoggedIn());
4306b184 1044 $history->updateSettings();
adc4aee8 1045 invalidateCaches($conf->get('resource.page_cache'));
93bf0918 1046 } catch (Exception $e) {
dd484b90
A
1047 error_log(
1048 'ERROR while writing config file after configuration update.' . PHP_EOL .
1049 $e->getMessage()
1050 );
1051
1052 // TODO: do not handle exceptions/errors in JS.
684e662a 1053 echo '<script>alert("'. $e->getMessage() .'");document.location=\'?do=configure\';</script>';
dd484b90
A
1054 exit;
1055 }
12266213 1056 echo '<script>alert("'. t('Configuration was saved.') .'");document.location=\'?do=configure\';</script>';
45034273 1057 exit;
93bf0918
V
1058 } else {
1059 // Show the configuration form.
da10377b 1060 $PAGE->assign('title', $conf->get('general.title'));
adc4aee8 1061 $PAGE->assign('theme', $conf->get('resource.theme'));
a0df0651 1062 $PAGE->assign('theme_available', ThemeUtils::getThemes($conf->get('resource.raintpl_tpl')));
ae3aa968
A
1063 list($continents, $cities) = generateTimeZoneData(
1064 timezone_identifiers_list(),
1065 $conf->get('general.timezone')
1066 );
1067 $PAGE->assign('continents', $continents);
1068 $PAGE->assign('cities', $cities);
894a3c4b 1069 $PAGE->assign('private_links_default', $conf->get('privacy.default_private_links', false));
2e193ad3 1070 $PAGE->assign('session_protection_disabled', $conf->get('security.session_protection_disabled', false));
894a3c4b
A
1071 $PAGE->assign('enable_rss_permalinks', $conf->get('feed.rss_permalinks', false));
1072 $PAGE->assign('enable_update_check', $conf->get('updates.check_updates', true));
1073 $PAGE->assign('hide_public_links', $conf->get('privacy.hide_public_links', false));
cbfdcff2
A
1074 $PAGE->assign('api_enabled', $conf->get('api.enabled', true));
1075 $PAGE->assign('api_secret', $conf->get('api.secret'));
f39580c6
A
1076 $PAGE->assign('languages', Languages::getAvailableLanguages());
1077 $PAGE->assign('language', $conf->get('translation.language'));
787faa42 1078 $PAGE->assign('gd_enabled', extension_loaded('gd'));
b302b3c5 1079 $PAGE->assign('thumbnails_mode', $conf->get('thumbnails.mode', Thumbnailer::MODE_NONE));
980efd6c 1080 $PAGE->assign('pagetitle', t('Configure') .' - '. $conf->get('general.title', 'Shaarli'));
45034273
SS
1081 $PAGE->renderPage('configure');
1082 exit;
1083 }
1084 }
1085
1086 // -------- User wants to rename a tag or delete it
93bf0918 1087 if ($targetPage == Router::$PAGE_CHANGETAG) {
6a6aa2b9 1088 if (empty($_POST['fromtag']) || (empty($_POST['totag']) && isset($_POST['renametag']))) {
aa4797ba 1089 $PAGE->assign('fromtag', ! empty($_GET['fromtag']) ? escape($_GET['fromtag']) : '');
980efd6c 1090 $PAGE->assign('pagetitle', t('Manage tags') .' - '. $conf->get('general.title', 'Shaarli'));
45034273
SS
1091 $PAGE->renderPage('changetag');
1092 exit;
1093 }
6a6aa2b9 1094
ebd650c0 1095 if (!$sessionManager->checkToken($_POST['token'])) {
12266213 1096 die(t('Wrong token.'));
6a6aa2b9 1097 }
45034273 1098
4fa9a3c5
A
1099 $toTag = isset($_POST['totag']) ? escape($_POST['totag']) : null;
1100 $alteredLinks = $LINKSDB->renameTag(escape($_POST['fromtag']), $toTag);
d99aef53 1101 $LINKSDB->save($conf->get('resource.page_cache'));
3b67b222
A
1102 foreach ($alteredLinks as $link) {
1103 $history->updateLink($link);
45034273 1104 }
3b67b222 1105 $delete = empty($_POST['totag']);
d99aef53 1106 $redirect = $delete ? 'do=changetag' : 'searchtags='. urlencode(escape($_POST['totag']));
f39580c6 1107 $count = count($alteredLinks);
d99aef53 1108 $alert = $delete
f39580c6
A
1109 ? sprintf(t('The tag was removed from %d link.', 'The tag was removed from %d links.', $count), $count)
1110 : sprintf(t('The tag was renamed in %d link.', 'The tag was renamed in %d links.', $count), $count);
d99aef53
A
1111 echo '<script>alert("'. $alert .'");document.location=\'?'. $redirect .'\';</script>';
1112 exit;
45034273
SS
1113 }
1114
ad6c27b7 1115 // -------- User wants to add a link without using the bookmarklet: Show form.
93bf0918 1116 if ($targetPage == Router::$PAGE_ADDLINK) {
980efd6c 1117 $PAGE->assign('pagetitle', t('Shaare a new link') .' - '. $conf->get('general.title', 'Shaarli'));
45034273
SS
1118 $PAGE->renderPage('addlink');
1119 exit;
1120 }
1121
1122 // -------- User clicked the "Save" button when editing a link: Save link to database.
93bf0918 1123 if (isset($_POST['save_edit'])) {
5a23950c 1124 // Go away!
ebd650c0 1125 if (! $sessionManager->checkToken($_POST['token'])) {
12266213 1126 die(t('Wrong token.'));
5a23950c 1127 }
01878a75
A
1128
1129 // lf_id should only be present if the link exists.
b712ab0a 1130 $id = isset($_POST['lf_id']) ? intval(escape($_POST['lf_id'])) : $LINKSDB->getNextId();
01878a75
A
1131 // Linkdate is kept here to:
1132 // - use the same permalink for notes as they're displayed when creating them
1133 // - let users hack creation date of their posts
1cafacfe 1134 // See: https://shaarli.readthedocs.io/en/master/guides/various-hacks/#changing-the-timestamp-for-a-shaare
01878a75
A
1135 $linkdate = escape($_POST['lf_linkdate']);
1136 if (isset($LINKSDB[$id])) {
1137 // Edit
d592daea 1138 $created = DateTime::createFromFormat(LinkDB::LINK_DATE_FORMAT, $linkdate);
01878a75 1139 $updated = new DateTime();
826c6af7 1140 $shortUrl = $LINKSDB[$id]['shorturl'];
4306b184 1141 $new = false;
01878a75
A
1142 } else {
1143 // New link
d592daea 1144 $created = DateTime::createFromFormat(LinkDB::LINK_DATE_FORMAT, $linkdate);
01878a75 1145 $updated = null;
826c6af7 1146 $shortUrl = link_small_hash($created, $id);
4306b184 1147 $new = true;
01878a75
A
1148 }
1149
5a23950c
A
1150 // Remove multiple spaces.
1151 $tags = trim(preg_replace('/\s\s+/', ' ', $_POST['lf_tags']));
ce354bf1
A
1152 // Remove first '-' char in tags.
1153 $tags = preg_replace('/(^| )\-/', '$1', $tags);
5a23950c
A
1154 // Remove duplicates.
1155 $tags = implode(' ', array_unique(explode(' ', $tags)));
9646b7da 1156
c27f2f36
A
1157 if (empty(trim($_POST['lf_url']))) {
1158 $_POST['lf_url'] = '?' . smallHash($linkdate . $id);
1159 }
86ceea05 1160 $url = whitelist_protocols(trim($_POST['lf_url']), $conf->get('security.allowed_protocols'));
5a23950c
A
1161
1162 $link = array(
01878a75 1163 'id' => $id,
5a23950c
A
1164 'title' => trim($_POST['lf_title']),
1165 'url' => $url,
ed853da7 1166 'description' => $_POST['lf_description'],
5a23950c 1167 'private' => (isset($_POST['lf_private']) ? 1 : 0),
01878a75 1168 'created' => $created,
9646b7da 1169 'updated' => $updated,
d592daea 1170 'tags' => str_replace(',', ' ', $tags),
826c6af7 1171 'shorturl' => $shortUrl,
5a23950c 1172 );
01878a75 1173
5a23950c
A
1174 // If title is empty, use the URL as title.
1175 if ($link['title'] == '') {
1176 $link['title'] = $link['url'];
1177 }
6fc14d53 1178
a8e7da01
A
1179 if ($conf->get('thumbnails.mode', Thumbnailer::MODE_NONE) !== Thumbnailer::MODE_NONE
1180 && ! is_note($link['url'])
1181 ) {
1b93137e
A
1182 $thumbnailer = new Thumbnailer($conf);
1183 $link['thumbnail'] = $thumbnailer->get($url);
1184 }
1185
6fc14d53
A
1186 $pluginManager->executeHooks('save_link', $link);
1187
01878a75 1188 $LINKSDB[$id] = $link;
f21abf32 1189 $LINKSDB->save($conf->get('resource.page_cache'));
4306b184
A
1190 if ($new) {
1191 $history->addLink($link);
1192 } else {
1193 $history->updateLink($link);
1194 }
45034273
SS
1195
1196 // If we are called from the bookmarklet, we must close the popup:
d01c2342
A
1197 if (isset($_GET['source']) && ($_GET['source']=='bookmarklet' || $_GET['source']=='firefoxsocialapi')) {
1198 echo '<script>self.close();</script>';
1199 exit;
1200 }
1201
fd50e14c 1202 $returnurl = !empty($_POST['returnurl']) ? $_POST['returnurl'] : '?';
775803a0 1203 $location = generateLocation($returnurl, $_SERVER['HTTP_HOST'], array('addlink', 'post', 'edit_link'));
5a23950c 1204 // Scroll to the link which has been edited.
d592daea 1205 $location .= '#' . $link['shorturl'];
5a23950c
A
1206 // After saving the link, redirect to the page the user was on.
1207 header('Location: '. $location);
45034273
SS
1208 exit;
1209 }
1210
1211 // -------- User clicked the "Cancel" button when editing a link.
93bf0918 1212 if (isset($_POST['cancel_edit'])) {
b712ab0a
A
1213 $id = isset($_POST['lf_id']) ? (int) escape($_POST['lf_id']) : false;
1214 if (! isset($LINKSDB[$id])) {
1215 header('Location: ?');
1216 }
ad6c27b7 1217 // If we are called from the bookmarklet, we must close the popup:
93bf0918
V
1218 if (isset($_GET['source']) && ($_GET['source']=='bookmarklet' || $_GET['source']=='firefoxsocialapi')) {
1219 echo '<script>self.close();</script>';
1220 exit;
1221 }
b712ab0a 1222 $link = $LINKSDB[$id];
45034273 1223 $returnurl = ( isset($_POST['returnurl']) ? $_POST['returnurl'] : '?' );
01878a75 1224 // Scroll to the link which has been edited.
d592daea 1225 $returnurl .= '#'. $link['shorturl'];
775803a0 1226 $returnurl = generateLocation($returnurl, $_SERVER['HTTP_HOST'], array('addlink', 'post', 'edit_link'));
45034273
SS
1227 header('Location: '.$returnurl); // After canceling, redirect to the page the user was on.
1228 exit;
1229 }
1230
ad6c27b7 1231 // -------- User clicked the "Delete" button when editing a link: Delete link from database.
93bf0918 1232 if ($targetPage == Router::$PAGE_DELETELINK) {
ebd650c0 1233 if (! $sessionManager->checkToken($_GET['token'])) {
12266213 1234 die(t('Wrong token.'));
f4ebd5fe 1235 }
01878a75 1236
a74f52a8
WE
1237 $ids = trim($_GET['lf_linkdate']);
1238 if (strpos($ids, ' ') !== false) {
1239 // multiple, space-separated ids provided
1240 $ids = array_values(array_filter(preg_split('/\s+/', escape($ids))));
29a837f3 1241 } else {
a74f52a8
WE
1242 // only a single id provided
1243 $ids = [$ids];
1244 }
1245 // assert at least one id is given
93bf0918 1246 if (!count($ids)) {
a74f52a8 1247 die('no id provided');
29a837f3
A
1248 }
1249 foreach ($ids as $id) {
1250 $id = (int) escape($id);
1251 $link = $LINKSDB[$id];
1252 $pluginManager->executeHooks('delete_link', $link);
b54faf4f 1253 $history->deleteLink($link);
29a837f3
A
1254 unset($LINKSDB[$id]);
1255 }
f4ebd5fe 1256 $LINKSDB->save($conf->get('resource.page_cache')); // save to disk
45034273
SS
1257
1258 // If we are called from the bookmarklet, we must close the popup:
93bf0918
V
1259 if (isset($_GET['source']) && ($_GET['source']=='bookmarklet' || $_GET['source']=='firefoxsocialapi')) {
1260 echo '<script>self.close();</script>';
1261 exit;
1262 }
95e5add4
A
1263
1264 $location = '?';
1265 if (isset($_SERVER['HTTP_REFERER'])) {
1266 // Don't redirect to where we were previously if it was a permalink or an edit_link, because it would 404.
1267 $location = generateLocation(
93bf0918
V
1268 $_SERVER['HTTP_REFERER'],
1269 $_SERVER['HTTP_HOST'],
1270 ['delete_link', 'edit_link', $link['shorturl']]
95e5add4 1271 );
d528433d 1272 }
1273
1274 header('Location: ' . $location); // After deleting the link, redirect to appropriate location
45034273
SS
1275 exit;
1276 }
1277
1278 // -------- User clicked the "EDIT" button on a link: Display link edit form.
93bf0918 1279 if (isset($_GET['edit_link'])) {
01878a75
A
1280 $id = (int) escape($_GET['edit_link']);
1281 $link = $LINKSDB[$id]; // Read database
93bf0918
V
1282 if (!$link) {
1283 header('Location: ?');
1284 exit;
1285 } // Link not found in database.
d592daea 1286 $link['linkdate'] = $link['created']->format(LinkDB::LINK_DATE_FORMAT);
6fc14d53 1287 $data = array(
6fc14d53
A
1288 'link' => $link,
1289 'link_is_new' => false,
6fc14d53 1290 'http_referer' => (isset($_SERVER['HTTP_REFERER']) ? escape($_SERVER['HTTP_REFERER']) : ''),
6ccd0b21 1291 'tags' => $LINKSDB->linksCountPerTag(),
6fc14d53
A
1292 );
1293 $pluginManager->executeHooks('render_editlink', $data);
1294
1295 foreach ($data as $key => $value) {
1296 $PAGE->assign($key, $value);
1297 }
1298
980efd6c 1299 $PAGE->assign('pagetitle', t('Edit') .' '. t('Shaare') .' - '. $conf->get('general.title', 'Shaarli'));
45034273
SS
1300 $PAGE->renderPage('editlink');
1301 exit;
1302 }
1303
1304 // -------- User want to post a new link: Display link edit form.
d9d776af 1305 if (isset($_GET['post'])) {
ce7b0b64 1306 $url = cleanup_url($_GET['post']);
45034273
SS
1307
1308 $link_is_new = false;
9e1724f1 1309 // Check if URL is not already in database (in this case, we will edit the existing link)
ef591e7e 1310 $link = $LINKSDB->getLinkFromUrl($url);
93bf0918 1311 if (! $link) {
9e1724f1 1312 $link_is_new = true;
d592daea 1313 $linkdate = strval(date(LinkDB::LINK_DATE_FORMAT));
9e1724f1 1314 // Get title if it was provided in URL (by the bookmarklet).
739dc243 1315 $title = empty($_GET['title']) ? '' : escape($_GET['title']);
9e1724f1 1316 // Get description if it was provided in URL (by the bookmarklet). [Bronco added that]
739dc243
A
1317 $description = empty($_GET['description']) ? '' : escape($_GET['description']);
1318 $tags = empty($_GET['tags']) ? '' : escape($_GET['tags']);
1319 $private = !empty($_GET['private']) && $_GET['private'] === "1" ? 1 : 0;
9d9f6d75
V
1320
1321 // If this is an HTTP(S) link, we try go get the page to extract
1322 // the title (otherwise we will to straight to the edit form.)
ef591e7e 1323 if (empty($title) && strpos(get_url_scheme($url), 'http') !== false) {
451314eb 1324 // Short timeout to keep the application responsive
d65342e3 1325 // The callback will fill $charset and $title with data from the downloaded page.
4ff3ed1c
A
1326 get_http_response(
1327 $url,
4ff3ed1c 1328 $conf->get('general.download_timeout', 30),
8d2cac1b 1329 $conf->get('general.download_max_size', 4194304),
4ff3ed1c
A
1330 get_curl_download_callback($charset, $title)
1331 );
d65342e3
A
1332 if (! empty($title) && strtolower($charset) != 'utf-8') {
1333 $title = mb_convert_encoding($title, 'utf-8', $charset);
9e1724f1 1334 }
45034273 1335 }
1557cefb 1336
9e1724f1 1337 if ($url == '') {
d592daea 1338 $url = '?' . smallHash($linkdate . $LINKSDB->getNextId());
f39580c6 1339 $title = $conf->get('general.default_note_title', t('Note: '));
27646ca5 1340 }
ce7b0b64
A
1341 $url = escape($url);
1342 $title = escape($title);
1557cefb 1343
9e1724f1
A
1344 $link = array(
1345 'linkdate' => $linkdate,
1346 'title' => $title,
ef591e7e 1347 'url' => $url,
9e1724f1
A
1348 'description' => $description,
1349 'tags' => $tags,
807cade6 1350 'private' => $private,
9e1724f1 1351 );
01878a75 1352 } else {
d592daea 1353 $link['linkdate'] = $link['created']->format(LinkDB::LINK_DATE_FORMAT);
45034273
SS
1354 }
1355
6fc14d53 1356 $data = array(
6fc14d53
A
1357 'link' => $link,
1358 'link_is_new' => $link_is_new,
6fc14d53
A
1359 'http_referer' => (isset($_SERVER['HTTP_REFERER']) ? escape($_SERVER['HTTP_REFERER']) : ''),
1360 'source' => (isset($_GET['source']) ? $_GET['source'] : ''),
6ccd0b21 1361 'tags' => $LINKSDB->linksCountPerTag(),
cdbc8180 1362 'default_private_links' => $conf->get('privacy.default_private_links', false),
6fc14d53
A
1363 );
1364 $pluginManager->executeHooks('render_editlink', $data);
1365
1366 foreach ($data as $key => $value) {
1367 $PAGE->assign($key, $value);
1368 }
1369
980efd6c 1370 $PAGE->assign('pagetitle', t('Shaare') .' - '. $conf->get('general.title', 'Shaarli'));
45034273
SS
1371 $PAGE->renderPage('editlink');
1372 exit;
1373 }
1374
4154c25b
A
1375 if ($targetPage == Router::$PAGE_PINLINK) {
1376 if (! isset($_GET['id']) || empty($LINKSDB[$_GET['id']])) {
1377 // FIXME! Use a proper error system.
1378 $msg = t('Invalid link ID provided');
1379 echo '<script>alert("'. $msg .'");document.location=\''. index_url($_SERVER) .'\';</script>';
1380 exit;
1381 }
1382 if (! $sessionManager->checkToken($_GET['token'])) {
1383 die('Wrong token.');
1384 }
1385
1386 $link = $LINKSDB[$_GET['id']];
1387 $link['sticky'] = ! $link['sticky'];
1388 $LINKSDB[(int) $_GET['id']] = $link;
1389 $LINKSDB->save($conf->get('resource.page_cache'));
1390 header('Location: '.index_url($_SERVER));
1391 exit;
1392 }
1393
cd5327be 1394 if ($targetPage == Router::$PAGE_EXPORT) {
bb4a23aa
V
1395 // Export links as a Netscape Bookmarks file
1396
cd5327be 1397 if (empty($_GET['selection'])) {
980efd6c 1398 $PAGE->assign('pagetitle', t('Export') .' - '. $conf->get('general.title', 'Shaarli'));
45034273
SS
1399 $PAGE->renderPage('export');
1400 exit;
1401 }
45034273 1402
cd5327be
V
1403 // export as bookmarks_(all|private|public)_YYYYmmdd_HHMMSS.html
1404 $selection = $_GET['selection'];
bb4a23aa
V
1405 if (isset($_GET['prepend_note_url'])) {
1406 $prependNoteUrl = $_GET['prepend_note_url'];
1407 } else {
1408 $prependNoteUrl = false;
1409 }
1410
cd5327be
V
1411 try {
1412 $PAGE->assign(
1413 'links',
bb4a23aa
V
1414 NetscapeBookmarkUtils::filterAndFormat(
1415 $LINKSDB,
1416 $selection,
1417 $prependNoteUrl,
1418 index_url($_SERVER)
1419 )
cd5327be
V
1420 );
1421 } catch (Exception $exc) {
1422 header('Content-Type: text/plain; charset=utf-8');
1423 echo $exc->getMessage();
1424 exit;
45034273 1425 }
cd5327be
V
1426 $now = new DateTime();
1427 header('Content-Type: text/html; charset=utf-8');
1428 header(
1429 'Content-disposition: attachment; filename=bookmarks_'
93bf0918 1430 .$selection.'_'.$now->format(LinkDB::LINK_DATE_FORMAT).'.html'
cd5327be
V
1431 );
1432 $PAGE->assign('date', $now->format(DateTime::RFC822));
1433 $PAGE->assign('eol', PHP_EOL);
1434 $PAGE->assign('selection', $selection);
1435 $PAGE->renderPage('export.bookmarks');
1436 exit;
45034273
SS
1437 }
1438
a973afea
V
1439 if ($targetPage == Router::$PAGE_IMPORT) {
1440 // Upload a Netscape bookmark dump to import its contents
1441
1442 if (! isset($_POST['token']) || ! isset($_FILES['filetoupload'])) {
1443 // Show import dialog
6a19124a
A
1444 $PAGE->assign(
1445 'maxfilesize',
1446 get_max_upload_size(
1447 ini_get('post_max_size'),
1448 ini_get('upload_max_filesize'),
1449 false
1450 )
1451 );
1452 $PAGE->assign(
1453 'maxfilesizeHuman',
1454 get_max_upload_size(
1455 ini_get('post_max_size'),
1456 ini_get('upload_max_filesize'),
1457 true
1458 )
1459 );
980efd6c 1460 $PAGE->assign('pagetitle', t('Import') .' - '. $conf->get('general.title', 'Shaarli'));
a973afea 1461 $PAGE->renderPage('import');
45034273
SS
1462 exit;
1463 }
45034273 1464
a973afea
V
1465 // Import bookmarks from an uploaded file
1466 if (isset($_FILES['filetoupload']['size']) && $_FILES['filetoupload']['size'] == 0) {
1467 // The file is too big or some form field may be missing.
12266213
A
1468 $msg = sprintf(
1469 t(
1470 'The file you are trying to upload is probably bigger than what this webserver can accept'
1471 .' (%s). Please upload in smaller chunks.'
1472 ),
1473 get_max_upload_size(ini_get('post_max_size'), ini_get('upload_max_filesize'))
1474 );
1475 echo '<script>alert("'. $msg .'");document.location=\'?do='.Router::$PAGE_IMPORT .'\';</script>';
a973afea
V
1476 exit;
1477 }
ebd650c0 1478 if (! $sessionManager->checkToken($_POST['token'])) {
a973afea
V
1479 die('Wrong token.');
1480 }
1481 $status = NetscapeBookmarkUtils::import(
1482 $_POST,
1483 $_FILES,
1484 $LINKSDB,
4306b184
A
1485 $conf,
1486 $history
a973afea
V
1487 );
1488 echo '<script>alert("'.$status.'");document.location=\'?do='
1489 .Router::$PAGE_IMPORT .'\';</script>';
45034273
SS
1490 exit;
1491 }
1492
dea0ba28
A
1493 // Plugin administration page
1494 if ($targetPage == Router::$PAGE_PLUGINSADMIN) {
1495 $pluginMeta = $pluginManager->getPluginsMeta();
1496
1497 // Split plugins into 2 arrays: ordered enabled plugins and disabled.
93bf0918
V
1498 $enabledPlugins = array_filter($pluginMeta, function ($v) {
1499 return $v['order'] !== false;
1500 });
dea0ba28 1501 // Load parameters.
684e662a 1502 $enabledPlugins = load_plugin_parameter_values($enabledPlugins, $conf->get('plugins', array()));
dea0ba28
A
1503 uasort(
1504 $enabledPlugins,
93bf0918
V
1505 function ($a, $b) {
1506 return $a['order'] - $b['order'];
1507 }
dea0ba28 1508 );
93bf0918
V
1509 $disabledPlugins = array_filter($pluginMeta, function ($v) {
1510 return $v['order'] === false;
1511 });
dea0ba28
A
1512
1513 $PAGE->assign('enabledPlugins', $enabledPlugins);
1514 $PAGE->assign('disabledPlugins', $disabledPlugins);
980efd6c 1515 $PAGE->assign('pagetitle', t('Plugin administration') .' - '. $conf->get('general.title', 'Shaarli'));
dea0ba28
A
1516 $PAGE->renderPage('pluginsadmin');
1517 exit;
1518 }
1519
1520 // Plugin administration form action
1521 if ($targetPage == Router::$PAGE_SAVE_PLUGINSADMIN) {
1522 try {
1523 if (isset($_POST['parameters_form'])) {
1524 unset($_POST['parameters_form']);
1525 foreach ($_POST as $param => $value) {
684e662a 1526 $conf->set('plugins.'. $param, escape($value));
dea0ba28 1527 }
93bf0918 1528 } else {
da10377b 1529 $conf->set('general.enabled_plugins', save_plugin_config($_POST));
dea0ba28 1530 }
63ea23c2 1531 $conf->write($loginManager->isLoggedIn());
b86aeccf 1532 $history->updateSettings();
93bf0918 1533 } catch (Exception $e) {
dea0ba28
A
1534 error_log(
1535 'ERROR while saving plugin configuration:.' . PHP_EOL .
1536 $e->getMessage()
1537 );
1538
1539 // TODO: do not handle exceptions/errors in JS.
9d9f6d75
V
1540 echo '<script>alert("'
1541 . $e->getMessage()
1542 .'");document.location=\'?do='
1543 . Router::$PAGE_PLUGINSADMIN
1544 .'\';</script>';
dea0ba28
A
1545 exit;
1546 }
1547 header('Location: ?do='. Router::$PAGE_PLUGINSADMIN);
1548 exit;
1549 }
1550
986a5210
A
1551 // Get a fresh token
1552 if ($targetPage == Router::$GET_TOKEN) {
1553 header('Content-Type:text/plain');
ebd650c0 1554 echo $sessionManager->generateToken($conf);
986a5210
A
1555 exit;
1556 }
1557
28f26524
A
1558 // -------- Thumbnails Update
1559 if ($targetPage == Router::$PAGE_THUMBS_UPDATE) {
1560 $ids = [];
1561 foreach ($LINKSDB as $link) {
1562 // A note or not HTTP(S)
a8e7da01 1563 if (is_note($link['url']) || ! startsWith(strtolower($link['url']), 'http')) {
28f26524
A
1564 continue;
1565 }
1566 $ids[] = $link['id'];
1567 }
1568 $PAGE->assign('ids', $ids);
7b4fea0e 1569 $PAGE->assign('pagetitle', t('Thumbnails update') .' - '. $conf->get('general.title', 'Shaarli'));
28f26524
A
1570 $PAGE->renderPage('thumbnails');
1571 exit;
1572 }
1573
1574 // -------- Single Thumbnail Update
1575 if ($targetPage == Router::$AJAX_THUMB_UPDATE) {
1576 if (! isset($_POST['id']) || ! ctype_digit($_POST['id'])) {
1577 http_response_code(400);
1578 exit;
1579 }
1580 $id = (int) $_POST['id'];
1581 if (empty($LINKSDB[$id])) {
1582 http_response_code(404);
1583 exit;
1584 }
1585 $thumbnailer = new Thumbnailer($conf);
1586 $link = $LINKSDB[$id];
1587 $link['thumbnail'] = $thumbnailer->get($link['url']);
1588 $LINKSDB[$id] = $link;
1589 $LINKSDB->save($conf->get('resource.page_cache'));
1590
1591 echo json_encode($link);
1592 exit;
1593 }
1594
45034273 1595 // -------- Otherwise, simply display search form and links:
63ea23c2 1596 showLinkList($PAGE, $LINKSDB, $conf, $pluginManager, $loginManager);
45034273
SS
1597 exit;
1598}
1599
528a6f8a
A
1600/**
1601 * Template for the list of links (<div id="linklist">)
1602 * This function fills all the necessary fields in the $PAGE for the template 'linklist.html'
1603 *
278d9ee2
A
1604 * @param pageBuilder $PAGE pageBuilder instance.
1605 * @param LinkDB $LINKSDB LinkDB instance.
1606 * @param ConfigManager $conf Configuration Manager instance.
1607 * @param PluginManager $pluginManager Plugin Manager instance.
63ea23c2 1608 * @param LoginManager $loginManager LoginManager instance
528a6f8a 1609 */
63ea23c2 1610function buildLinkList($PAGE, $LINKSDB, $conf, $pluginManager, $loginManager)
45034273 1611{
528a6f8a 1612 // Used in templates
7d86f40b
A
1613 if (isset($_GET['searchtags'])) {
1614 if (! empty($_GET['searchtags'])) {
1615 $searchtags = escape(normalize_spaces($_GET['searchtags']));
1616 } else {
1617 $searchtags = false;
1618 }
1619 } else {
1620 $searchtags = '';
1621 }
b3051a6a 1622 $searchterm = !empty($_GET['searchterm']) ? escape(normalize_spaces($_GET['searchterm'])) : '';
822bffce 1623
528a6f8a
A
1624 // Smallhash filter
1625 if (! empty($_SERVER['QUERY_STRING'])
1626 && preg_match('/^[a-zA-Z0-9-_@]{6}($|&|#)/', $_SERVER['QUERY_STRING'])) {
1627 try {
1628 $linksToDisplay = $LINKSDB->filterHash($_SERVER['QUERY_STRING']);
1629 } catch (LinkNotFoundException $e) {
1630 $PAGE->render404($e->getMessage());
45034273
SS
1631 exit;
1632 }
528a6f8a
A
1633 } else {
1634 // Filter links according search parameters.
9d4736a3 1635 $visibility = ! empty($_SESSION['visibility']) ? $_SESSION['visibility'] : '';
7d86f40b
A
1636 $request = [
1637 'searchtags' => $searchtags,
1638 'searchterm' => $searchterm,
1639 ];
f210d94f 1640 $linksToDisplay = $LINKSDB->filterSearch($request, false, $visibility, !empty($_SESSION['untaggedonly']));
45034273
SS
1641 }
1642
1643 // ---- Handle paging.
822bffce
A
1644 $keys = array();
1645 foreach ($linksToDisplay as $key => $value) {
1646 $keys[] = $key;
1647 }
45034273 1648
45034273 1649 // Select articles according to paging.
822bffce
A
1650 $pagecount = ceil(count($keys) / $_SESSION['LINKS_PER_PAGE']);
1651 $pagecount = $pagecount == 0 ? 1 : $pagecount;
1652 $page= empty($_GET['page']) ? 1 : intval($_GET['page']);
1653 $page = $page < 1 ? 1 : $page;
1654 $page = $page > $pagecount ? $pagecount : $page;
1655 // Start index.
1656 $i = ($page-1) * $_SESSION['LINKS_PER_PAGE'];
1657 $end = $i + $_SESSION['LINKS_PER_PAGE'];
1b93137e 1658
b302b3c5
A
1659 $thumbnailsEnabled = $conf->get('thumbnails.mode', Thumbnailer::MODE_NONE) !== Thumbnailer::MODE_NONE;
1660 if ($thumbnailsEnabled) {
1b93137e
A
1661 $thumbnailer = new Thumbnailer($conf);
1662 }
1663
822bffce 1664 $linkDisp = array();
93bf0918 1665 while ($i<$end && $i<count($keys)) {
45034273 1666 $link = $linksToDisplay[$keys[$i]];
fd08b50a
A
1667 $link['description'] = format_description(
1668 $link['description'],
1669 $conf->get('redirector.url'),
1670 $conf->get('redirector.encode_url')
1671 );
822bffce
A
1672 $classLi = ($i % 2) != 0 ? '' : 'publicLinkHightLight';
1673 $link['class'] = $link['private'] == 0 ? $classLi : 'private';
01878a75 1674 $link['timestamp'] = $link['created']->getTimestamp();
9646b7da 1675 if (! empty($link['updated'])) {
01878a75 1676 $link['updated_timestamp'] = $link['updated']->getTimestamp();
9646b7da
A
1677 } else {
1678 $link['updated_timestamp'] = '';
1679 }
b3051a6a 1680 $taglist = preg_split('/\s+/', $link['tags'], -1, PREG_SPLIT_NO_EMPTY);
a5752e77 1681 uasort($taglist, 'strcasecmp');
822bffce 1682 $link['taglist'] = $taglist;
1b93137e 1683
b5c368b8 1684 // Logged in, thumbnails enabled, not a note,
1b93137e 1685 // and (never retrieved yet or no valid cache file)
b5c368b8 1686 if ($loginManager->isLoggedIn() && $thumbnailsEnabled && $link['url'][0] != '?'
1b93137e
A
1687 && (! isset($link['thumbnail']) || ($link['thumbnail'] !== false && ! is_file($link['thumbnail'])))
1688 ) {
e85b7a05
A
1689 $elem = $LINKSDB[$keys[$i]];
1690 $elem['thumbnail'] = $thumbnailer->get($link['url']);
1691 $LINKSDB[$keys[$i]] = $elem;
1b93137e 1692 $updateDB = true;
787faa42 1693 $link['thumbnail'] = $elem['thumbnail'];
1b93137e
A
1694 }
1695
822bffce 1696 // Check for both signs of a note: starting with ? and 7 chars long.
1b93137e 1697 if ($link['url'][0] === '?' && strlen($link['url']) === 7) {
822bffce 1698 $link['url'] = index_url($_SERVER) . $link['url'];
b47f515a 1699 }
d33c5d4c 1700
45034273
SS
1701 $linkDisp[$keys[$i]] = $link;
1702 $i++;
1703 }
bb8f712d 1704
1b93137e
A
1705 // If we retrieved new thumbnails, we update the database.
1706 if (!empty($updateDB)) {
1707 $LINKSDB->save($conf->get('resource.page_cache'));
1708 }
1709
45034273 1710 // Compute paging navigation
7d86f40b 1711 $searchtagsUrl = $searchtags === '' ? '' : '&searchtags=' . urlencode($searchtags);
c51fae92 1712 $searchtermUrl = empty($searchterm) ? '' : '&searchterm=' . urlencode($searchterm);
822bffce
A
1713 $previous_page_url = '';
1714 if ($i != count($keys)) {
c51fae92 1715 $previous_page_url = '?page=' . ($page+1) . $searchtermUrl . $searchtagsUrl;
822bffce
A
1716 }
1717 $next_page_url='';
1718 if ($page>1) {
c51fae92 1719 $next_page_url = '?page=' . ($page-1) . $searchtermUrl . $searchtagsUrl;
822bffce 1720 }
45034273 1721
45034273 1722 // Fill all template fields.
6fc14d53 1723 $data = array(
6fc14d53
A
1724 'previous_page_url' => $previous_page_url,
1725 'next_page_url' => $next_page_url,
1726 'page_current' => $page,
1727 'page_max' => $pagecount,
1728 'result_count' => count($linksToDisplay),
c51fae92
A
1729 'search_term' => $searchterm,
1730 'search_tags' => $searchtags,
9d4736a3 1731 'visibility' => ! empty($_SESSION['visibility']) ? $_SESSION['visibility'] : '',
894a3c4b 1732 'redirector' => $conf->get('redirector.url'), // Optional redirector URL.
6fc14d53 1733 'links' => $linkDisp,
6fc14d53 1734 );
97ef33bb
A
1735
1736 // If there is only a single link, we change on-the-fly the title of the page.
1737 if (count($linksToDisplay) == 1) {
1738 $data['pagetitle'] = $linksToDisplay[$keys[0]]['title'] .' - '. $conf->get('general.title');
980efd6c
A
1739 } elseif (! empty($searchterm) || ! empty($searchtags)) {
1740 $data['pagetitle'] = t('Search: ');
1741 $data['pagetitle'] .= ! empty($searchterm) ? $searchterm .' ' : '';
1742 $bracketWrap = function ($tag) {
1743 return '['. $tag .']';
1744 };
1745 $data['pagetitle'] .= ! empty($searchtags)
1746 ? implode(' ', array_map($bracketWrap, preg_split('/\s+/', $searchtags))).' '
1747 : '';
1748 $data['pagetitle'] .= '- '. $conf->get('general.title');
18cca483 1749 }
6fc14d53 1750
63ea23c2 1751 $pluginManager->executeHooks('render_linklist', $data, array('loggedin' => $loginManager->isLoggedIn()));
6fc14d53
A
1752
1753 foreach ($data as $key => $value) {
1754 $PAGE->assign($key, $value);
1755 }
1756
45034273
SS
1757 return;
1758}
1759
278d9ee2
A
1760/**
1761 * Installation
1762 * This function should NEVER be called if the file data/config.php exists.
1763 *
ebd650c0
V
1764 * @param ConfigManager $conf Configuration Manager instance.
1765 * @param SessionManager $sessionManager SessionManager instance
cad4251a 1766 * @param LoginManager $loginManager LoginManager instance
278d9ee2 1767 */
93bf0918
V
1768function install($conf, $sessionManager, $loginManager)
1769{
45034273 1770 // On free.fr host, make sure the /sessions directory exists, otherwise login will not work.
93bf0918
V
1771 if (endsWith($_SERVER['HTTP_HOST'], '.free.fr') && !is_dir($_SERVER['DOCUMENT_ROOT'].'/sessions')) {
1772 mkdir($_SERVER['DOCUMENT_ROOT'].'/sessions', 0705);
1773 }
45034273 1774
f37664a2
SS
1775
1776 // This part makes sure sessions works correctly.
1777 // (Because on some hosts, session.save_path may not be set correctly,
1778 // or we may not have write access to it.)
9d9f6d75
V
1779 if (isset($_GET['test_session'])
1780 && ( !isset($_SESSION) || !isset($_SESSION['session_tested']) || $_SESSION['session_tested']!='Working')) {
12266213
A
1781 // Step 2: Check if data in session is correct.
1782 $msg = t(
1783 '<pre>Sessions do not seem to work correctly on your server.<br>'.
1784 'Make sure the variable "session.save_path" is set correctly in your PHP config, '.
1785 'and that you have write access to it.<br>'.
1786 'It currently points to %s.<br>'.
1787 'On some browsers, accessing your server via a hostname like \'localhost\' '.
1788 'or any custom hostname without a dot causes cookie storage to fail. '.
1789 'We recommend accessing your server via it\'s IP address or Fully Qualified Domain Name.<br>'
1790 );
1791 $msg = sprintf($msg, session_save_path());
1792 echo $msg;
1793 echo '<br><a href="?">'. t('Click to try again.') .'</a></pre>';
f37664a2
SS
1794 die;
1795 }
93bf0918
V
1796 if (!isset($_SESSION['session_tested'])) {
1797 // Step 1 : Try to store data in session and reload page.
f37664a2 1798 $_SESSION['session_tested'] = 'Working'; // Try to set a variable in session.
482d67bd 1799 header('Location: '.index_url($_SERVER).'?test_session'); // Redirect to check stored data.
f37664a2 1800 }
93bf0918
V
1801 if (isset($_GET['test_session'])) {
1802 // Step 3: Sessions are OK. Remove test parameter from URL.
482d67bd 1803 header('Location: '.index_url($_SERVER));
f37664a2
SS
1804 }
1805
1806
93bf0918 1807 if (!empty($_POST['setlogin']) && !empty($_POST['setpassword'])) {
45034273 1808 $tz = 'UTC';
12ff86c9
A
1809 if (!empty($_POST['continent']) && !empty($_POST['city'])
1810 && isTimeZoneValid($_POST['continent'], $_POST['city'])
1811 ) {
1812 $tz = $_POST['continent'].'/'.$_POST['city'];
d1e2f8e5 1813 }
da10377b 1814 $conf->set('general.timezone', $tz);
684e662a 1815 $login = $_POST['setlogin'];
da10377b 1816 $conf->set('credentials.login', $login);
684e662a 1817 $salt = sha1(uniqid('', true) .'_'. mt_rand());
da10377b
A
1818 $conf->set('credentials.salt', $salt);
1819 $conf->set('credentials.hash', sha1($_POST['setpassword'] . $login . $salt));
684e662a 1820 if (!empty($_POST['title'])) {
7f179985 1821 $conf->set('general.title', escape($_POST['title']));
684e662a 1822 } else {
da10377b 1823 $conf->set('general.title', 'Shared links on '.escape(index_url($_SERVER)));
684e662a 1824 }
f39580c6 1825 $conf->set('translation.language', escape($_POST['language']));
894a3c4b 1826 $conf->set('updates.check_updates', !empty($_POST['updateCheck']));
cbfdcff2
A
1827 $conf->set('api.enabled', !empty($_POST['enableApi']));
1828 $conf->set(
1829 'api.secret',
1830 generate_api_secret(
e3a430ba
A
1831 $conf->get('credentials.login'),
1832 $conf->get('credentials.salt')
cbfdcff2
A
1833 )
1834 );
dd484b90 1835 try {
684e662a 1836 // Everything is ok, let's create config file.
63ea23c2 1837 $conf->write($loginManager->isLoggedIn());
93bf0918 1838 } catch (Exception $e) {
dd484b90 1839 error_log(
93bf0918 1840 'ERROR while writing config file after installation.' . PHP_EOL .
dd484b90 1841 $e->getMessage()
93bf0918 1842 );
dd484b90
A
1843
1844 // TODO: do not handle exceptions/errors in JS.
1845 echo '<script>alert("'. $e->getMessage() .'");document.location=\'?\';</script>';
1846 exit;
1847 }
9d9f6d75
V
1848 echo '<script>alert('
1849 .'"Shaarli is now configured. '
1850 .'Please enter your login/password and start shaaring your links!"'
1851 .');document.location=\'?do=login\';</script>';
45034273
SS
1852 exit;
1853 }
1854
28f26524 1855 $PAGE = new PageBuilder($conf, $_SESSION, null, $sessionManager->generateToken());
ae3aa968
A
1856 list($continents, $cities) = generateTimeZoneData(timezone_identifiers_list(), date_default_timezone_get());
1857 $PAGE->assign('continents', $continents);
1858 $PAGE->assign('cities', $cities);
f39580c6 1859 $PAGE->assign('languages', Languages::getAvailableLanguages());
45034273
SS
1860 $PAGE->renderPage('install');
1861 exit;
1862}
1863
bf3c9934
A
1864if (isset($_SERVER['QUERY_STRING']) && startsWith($_SERVER['QUERY_STRING'], 'do=dailyrss')) {
1865 showDailyRSS($conf, $loginManager);
1866 exit;
1867}
1868
684e662a 1869if (!isset($_SESSION['LINKS_PER_PAGE'])) {
da10377b 1870 $_SESSION['LINKS_PER_PAGE'] = $conf->get('general.links_per_page', 20);
684e662a 1871}
18e67967 1872
3b67b222
A
1873try {
1874 $history = new History($conf->get('resource.history'));
93bf0918 1875} catch (Exception $e) {
3b67b222
A
1876 die($e->getMessage());
1877}
1878
18e67967
A
1879$linkDb = new LinkDB(
1880 $conf->get('resource.datastore'),
63ea23c2 1881 $loginManager->isLoggedIn(),
18e67967
A
1882 $conf->get('privacy.hide_public_links'),
1883 $conf->get('redirector.url'),
1884 $conf->get('redirector.encode_url')
1885);
1886
1887$container = new \Slim\Container();
1888$container['conf'] = $conf;
1889$container['plugins'] = $pluginManager;
813849e5 1890$container['history'] = $history;
18e67967
A
1891$app = new \Slim\App($container);
1892
1893// REST API routes
93bf0918 1894$app->group('/api/v1', function () {
68016e37
A
1895 $this->get('/info', '\Shaarli\Api\Controllers\Info:getInfo')->setName('getInfo');
1896 $this->get('/links', '\Shaarli\Api\Controllers\Links:getLinks')->setName('getLinks');
1897 $this->get('/links/{id:[\d]+}', '\Shaarli\Api\Controllers\Links:getLink')->setName('getLink');
1898 $this->post('/links', '\Shaarli\Api\Controllers\Links:postLink')->setName('postLink');
cf9181dd 1899 $this->put('/links/{id:[\d]+}', '\Shaarli\Api\Controllers\Links:putLink')->setName('putLink');
0843848c 1900 $this->delete('/links/{id:[\d]+}', '\Shaarli\Api\Controllers\Links:deleteLink')->setName('deleteLink');
d3f42ca4
A
1901
1902 $this->get('/tags', '\Shaarli\Api\Controllers\Tags:getTags')->setName('getTags');
1903 $this->get('/tags/{tagName:[\w]+}', '\Shaarli\Api\Controllers\Tags:getTag')->setName('getTag');
1904 $this->put('/tags/{tagName:[\w]+}', '\Shaarli\Api\Controllers\Tags:putTag')->setName('putTag');
1905 $this->delete('/tags/{tagName:[\w]+}', '\Shaarli\Api\Controllers\Tags:deleteTag')->setName('deleteTag');
1906
61d40693 1907 $this->get('/history', '\Shaarli\Api\Controllers\History:getHistory')->setName('getHistory');
465b1c40 1908})->add('\Shaarli\Api\ApiMiddleware');
18e67967
A
1909
1910$response = $app->run(true);
5d9bc40d 1911
18e67967 1912// Hack to make Slim and Shaarli router work together:
16e3d006
A
1913// If a Slim route isn't found and NOT API call, we call renderPage().
1914if ($response->getStatusCode() == 404 && strpos($_SERVER['REQUEST_URI'], '/api/v1') === false) {
18e67967
A
1915 // We use UTF-8 for proper international characters handling.
1916 header('Content-Type: text/html; charset=utf-8');
44acf706 1917 renderPage($conf, $pluginManager, $linkDb, $history, $sessionManager, $loginManager);
18e67967 1918} else {
5d9bc40d
A
1919 $response = $response
1920 ->withHeader('Access-Control-Allow-Origin', '*')
1921 ->withHeader(
1922 'Access-Control-Allow-Headers',
1923 'X-Requested-With, Content-Type, Accept, Origin, Authorization'
1924 )
1925 ->withHeader('Access-Control-Allow-Methods', 'GET, POST, PUT, DELETE, OPTIONS');
18e67967
A
1926 $app->respond($response);
1927}