index.php

   1 <?php
   2 /**
   3  * Shaarli - The personal, minimalist, super-fast, database free, bookmarking service.
   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  */
  14
  15 // Set 'UTC' as the default timezone if it is not defined in php.ini
  16 // See http://php.net/manual/en/datetime.configuration.php#ini.date.timezone
  17 if (date_default_timezone_get() == '') {
  18     date_default_timezone_set('UTC');
  19 }
  20
  21 /*
  22  * PHP configuration
  23  */
  24
  25 // http://server.com/x/shaarli --> /shaarli/
  26 define('WEB_PATH', substr($_SERVER['REQUEST_URI'], 0, 1+strrpos($_SERVER['REQUEST_URI'], '/', 0)));
  27
  28 // High execution time in case of problematic imports/exports.
  29 ini_set('max_input_time', '60');
  30
  31 // Try to set max upload file size and read
  32 ini_set('memory_limit', '128M');
  33 ini_set('post_max_size', '16M');
  34 ini_set('upload_max_filesize', '16M');
  35
  36 // See all error except warnings
  37 error_reporting(E_ALL^E_WARNING);
  38
  39 // 3rd-party libraries
  40 if (! file_exists(__DIR__ . '/vendor/autoload.php')) {
  41     header('Content-Type: text/plain; charset=utf-8');
  42     echo "Error: missing Composer configuration\n\n"
  43         ."If you installed Shaarli through Git or using the development branch,\n"
  44         ."please refer to the installation documentation to install PHP"
  45         ." dependencies using Composer:\n"
  46         ."- https://shaarli.readthedocs.io/en/master/Server-configuration/\n"
  47         ."- https://shaarli.readthedocs.io/en/master/Download-and-Installation/";
  48     exit;
  49 }
  50 require_once 'inc/rain.tpl.class.php';
  51 require_once __DIR__ . '/vendor/autoload.php';
  52
  53 // Shaarli library
  54 require_once 'application/bookmark/LinkUtils.php';
  55 require_once 'application/config/ConfigPlugin.php';
  56 require_once 'application/http/HttpUtils.php';
  57 require_once 'application/http/UrlUtils.php';
  58 require_once 'application/updater/UpdaterUtils.php';
  59 require_once 'application/FileUtils.php';
  60 require_once 'application/TimeZone.php';
  61 require_once 'application/Utils.php';
  62
  63 use Shaarli\ApplicationUtils;
  64 use Shaarli\Bookmark\Bookmark;
  65 use Shaarli\Bookmark\BookmarkFileService;
  66 use Shaarli\Bookmark\BookmarkFilter;
  67 use Shaarli\Bookmark\BookmarkServiceInterface;
  68 use Shaarli\Bookmark\Exception\BookmarkNotFoundException;
  69 use Shaarli\Config\ConfigManager;
  70 use Shaarli\Container\ContainerBuilder;
  71 use Shaarli\Feed\CachedPage;
  72 use Shaarli\Feed\FeedBuilder;
  73 use Shaarli\Formatter\BookmarkMarkdownFormatter;
  74 use Shaarli\Formatter\FormatterFactory;
  75 use Shaarli\History;
  76 use Shaarli\Languages;
  77 use Shaarli\Netscape\NetscapeBookmarkUtils;
  78 use Shaarli\Plugin\PluginManager;
  79 use Shaarli\Render\PageBuilder;
  80 use Shaarli\Render\PageCacheManager;
  81 use Shaarli\Render\ThemeUtils;
  82 use Shaarli\Router;
  83 use Shaarli\Security\LoginManager;
  84 use Shaarli\Security\SessionManager;
  85 use Shaarli\Thumbnailer;
  86 use Shaarli\Updater\Updater;
  87 use Shaarli\Updater\UpdaterUtils;
  88 use Slim\App;
  89
  90 // Ensure the PHP version is supported
  91 try {
  92     ApplicationUtils::checkPHPVersion('7.1', PHP_VERSION);
  93 } catch (Exception $exc) {
  94     header('Content-Type: text/plain; charset=utf-8');
  95     echo $exc->getMessage();
  96     exit;
  97 }
  98
  99 define('SHAARLI_VERSION', ApplicationUtils::getVersion(__DIR__ .'/'. ApplicationUtils::$VERSION_FILE));
 100
 101 // Force cookie path (but do not change lifetime)
 102 $cookie = session_get_cookie_params();
 103 $cookiedir = '';
 104 if (dirname($_SERVER['SCRIPT_NAME']) != '/') {
 105     $cookiedir = dirname($_SERVER["SCRIPT_NAME"]).'/';
 106 }
 107 // Set default cookie expiration and path.
 108 session_set_cookie_params($cookie['lifetime'], $cookiedir, $_SERVER['SERVER_NAME']);
 109 // Set session parameters on server side.
 110 // Use cookies to store session.
 111 ini_set('session.use_cookies', 1);
 112 // Force cookies for session (phpsessionID forbidden in URL).
 113 ini_set('session.use_only_cookies', 1);
 114 // Prevent PHP form using sessionID in URL if cookies are disabled.
 115 ini_set('session.use_trans_sid', false);
 116
 117 session_name('shaarli');
 118 // Start session if needed (Some server auto-start sessions).
 119 if (session_status() == PHP_SESSION_NONE) {
 120     session_start();
 121 }
 122
 123 // Regenerate session ID if invalid or not defined in cookie.
 124 if (isset($_COOKIE['shaarli']) && !SessionManager::checkId($_COOKIE['shaarli'])) {
 125     session_regenerate_id(true);
 126     $_COOKIE['shaarli'] = session_id();
 127 }
 128
 129 $conf = new ConfigManager();
 130
 131 // In dev mode, throw exception on any warning
 132 if ($conf->get('dev.debug', false)) {
 133     // See all errors (for debugging only)
 134     error_reporting(-1);
 135
 136     set_error_handler(function($errno, $errstr, $errfile, $errline, array $errcontext) {
 137         throw new ErrorException($errstr, 0, $errno, $errfile, $errline);
 138     });
 139 }
 140
 141 $sessionManager = new SessionManager($_SESSION, $conf);
 142 $loginManager = new LoginManager($conf, $sessionManager);
 143 $loginManager->generateStaySignedInToken($_SERVER['REMOTE_ADDR']);
 144 $clientIpId = client_ip_id($_SERVER);
 145
 146 // LC_MESSAGES isn't defined without php-intl, in this case use LC_COLLATE locale instead.
 147 if (! defined('LC_MESSAGES')) {
 148     define('LC_MESSAGES', LC_COLLATE);
 149 }
 150
 151 // Sniff browser language and set date format accordingly.
 152 if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
 153     autoLocale($_SERVER['HTTP_ACCEPT_LANGUAGE']);
 154 }
 155
 156 new Languages(setlocale(LC_MESSAGES, 0), $conf);
 157
 158 $conf->setEmpty('general.timezone', date_default_timezone_get());
 159 $conf->setEmpty('general.title', t('Shared bookmarks on '). escape(index_url($_SERVER)));
 160 RainTPL::$tpl_dir = $conf->get('resource.raintpl_tpl').'/'.$conf->get('resource.theme').'/'; // template directory
 161 RainTPL::$cache_dir = $conf->get('resource.raintpl_tmp'); // cache directory
 162
 163 $pluginManager = new PluginManager($conf);
 164 $pluginManager->load($conf->get('general.enabled_plugins'));
 165
 166 date_default_timezone_set($conf->get('general.timezone', 'UTC'));
 167
 168 ob_start();  // Output buffering for the page cache.
 169
 170 // Prevent caching on client side or proxy: (yes, it's ugly)
 171 header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
 172 header("Cache-Control: no-store, no-cache, must-revalidate");
 173 header("Cache-Control: post-check=0, pre-check=0", false);
 174 header("Pragma: no-cache");
 175
 176 if (! is_file($conf->getConfigFileExt())) {
 177     // Ensure Shaarli has proper access to its resources
 178     $errors = ApplicationUtils::checkResourcePermissions($conf);
 179
 180     if ($errors != array()) {
 181         $message = '<p>'. t('Insufficient permissions:') .'</p><ul>';
 182
 183         foreach ($errors as $error) {
 184             $message .= '<li>'.$error.'</li>';
 185         }
 186         $message .= '</ul>';
 187
 188         header('Content-Type: text/html; charset=utf-8');
 189         echo $message;
 190         exit;
 191     }
 192
 193     // Display the installation form if no existing config is found
 194     install($conf, $sessionManager, $loginManager);
 195 }
 196
 197 $loginManager->checkLoginState($_COOKIE, $clientIpId);
 198
 199 /**
 200  * Adapter function to ensure compatibility with third-party templates
 201  *
 202  * @see https://github.com/shaarli/Shaarli/pull/1086
 203  *
 204  * @return bool true when the user is logged in, false otherwise
 205  */
 206 function isLoggedIn()
 207 {
 208     global $loginManager;
 209     return $loginManager->isLoggedIn();
 210 }
 211
 212
 213 // ------------------------------------------------------------------------------------------
 214 // Process login form: Check if login/password is correct.
 215 if (isset($_POST['login'])) {
 216     if (! $loginManager->canLogin($_SERVER)) {
 217         die(t('I said: NO. You are banned for the moment. Go away.'));
 218     }
 219     if (isset($_POST['password'])
 220         && $sessionManager->checkToken($_POST['token'])
 221         && $loginManager->checkCredentials($_SERVER['REMOTE_ADDR'], $clientIpId, $_POST['login'], $_POST['password'])
 222     ) {
 223         $loginManager->handleSuccessfulLogin($_SERVER);
 224
 225         $cookiedir = '';
 226         if (dirname($_SERVER['SCRIPT_NAME']) != '/') {
 227             // Note: Never forget the trailing slash on the cookie path!
 228             $cookiedir = dirname($_SERVER["SCRIPT_NAME"]) . '/';
 229         }
 230
 231         if (!empty($_POST['longlastingsession'])) {
 232             // Keep the session cookie even after the browser closes
 233             $sessionManager->setStaySignedIn(true);
 234             $expirationTime = $sessionManager->extendSession();
 235
 236             setcookie(
 237                 $loginManager::$STAY_SIGNED_IN_COOKIE,
 238                 $loginManager->getStaySignedInToken(),
 239                 $expirationTime,
 240                 WEB_PATH
 241             );
 242         } else {
 243             // Standard session expiration (=when browser closes)
 244             $expirationTime = 0;
 245         }
 246
 247         // Send cookie with the new expiration date to the browser
 248         session_destroy();
 249         session_set_cookie_params($expirationTime, $cookiedir, $_SERVER['SERVER_NAME']);
 250         session_start();
 251         session_regenerate_id(true);
 252
 253         // Optional redirect after login:
 254         if (isset($_GET['post'])) {
 255             $uri = './?post='. urlencode($_GET['post']);
 256             foreach (array('description', 'source', 'title', 'tags') as $param) {
 257                 if (!empty($_GET[$param])) {
 258                     $uri .= '&'.$param.'='.urlencode($_GET[$param]);
 259                 }
 260             }
 261             header('Location: '. $uri);
 262             exit;
 263         }
 264
 265         if (isset($_GET['edit_link'])) {
 266             header('Location: ./?edit_link='. escape($_GET['edit_link']));
 267             exit;
 268         }
 269
 270         if (isset($_POST['returnurl'])) {
 271             // Prevent loops over login screen.
 272             if (strpos($_POST['returnurl'], '/login') === false) {
 273                 header('Location: '. generateLocation($_POST['returnurl'], $_SERVER['HTTP_HOST']));
 274                 exit;
 275             }
 276         }
 277         header('Location: ./?');
 278         exit;
 279     } else {
 280         $loginManager->handleFailedLogin($_SERVER);
 281         $redir = '?username='. urlencode($_POST['login']);
 282         if (isset($_GET['post'])) {
 283             $redir .= '&post=' . urlencode($_GET['post']);
 284             foreach (array('description', 'source', 'title', 'tags') as $param) {
 285                 if (!empty($_GET[$param])) {
 286                     $redir .= '&' . $param . '=' . urlencode($_GET[$param]);
 287                 }
 288             }
 289         }
 290         // Redirect to login screen.
 291         echo '<script>alert("'. t("Wrong login/password.") .'");document.location=\'./login'.$redir.'\';</script>';
 292         exit;
 293     }
 294 }
 295
 296 // ------------------------------------------------------------------------------------------
 297 // Token management for XSRF protection
 298 // Token should be used in any form which acts on data (create,update,delete,import...).
 299 if (!isset($_SESSION['tokens'])) {
 300     $_SESSION['tokens']=array();  // Token are attached to the session.
 301 }
 302
 303 /**
 304  * Daily RSS feed: 1 RSS entry per day giving all the bookmarks on that day.
 305  * Gives the last 7 days (which have bookmarks).
 306  * This RSS feed cannot be filtered.
 307  *
 308  * @param BookmarkServiceInterface $bookmarkService
 309  * @param ConfigManager            $conf            Configuration Manager instance
 310  * @param LoginManager             $loginManager    LoginManager instance
 311  */
 312 function showDailyRSS($bookmarkService, $conf, $loginManager)
 313 {
 314     // Cache system
 315     $query = $_SERVER['QUERY_STRING'];
 316     $cache = new CachedPage(
 317         $conf->get('config.PAGE_CACHE'),
 318         page_url($_SERVER),
 319         startsWith($query, 'do=dailyrss') && !$loginManager->isLoggedIn()
 320     );
 321     $cached = $cache->cachedVersion();
 322     if (!empty($cached)) {
 323         echo $cached;
 324         exit;
 325     }
 326
 327     /* Some Shaarlies may have very few bookmarks, so we need to look
 328        back in time until we have enough days ($nb_of_days).
 329     */
 330     $nb_of_days = 7; // We take 7 days.
 331     $today = date('Ymd');
 332     $days = array();
 333
 334     foreach ($bookmarkService->search() as $bookmark) {
 335         $day = $bookmark->getCreated()->format('Ymd'); // Extract day (without time)
 336         if (strcmp($day, $today) < 0) {
 337             if (empty($days[$day])) {
 338                 $days[$day] = array();
 339             }
 340             $days[$day][] = $bookmark;
 341         }
 342
 343         if (count($days) > $nb_of_days) {
 344             break; // Have we collected enough days?
 345         }
 346     }
 347
 348     // Build the RSS feed.
 349     header('Content-Type: application/rss+xml; charset=utf-8');
 350     $pageaddr = escape(index_url($_SERVER));
 351     echo '<?xml version="1.0" encoding="UTF-8"?><rss version="2.0">';
 352     echo '<channel>';
 353     echo '<title>Daily - '. $conf->get('general.title') . '</title>';
 354     echo '<link>'. $pageaddr .'</link>';
 355     echo '<description>Daily shared bookmarks</description>';
 356     echo '<language>en-en</language>';
 357     echo '<copyright>'. $pageaddr .'</copyright>'. PHP_EOL;
 358
 359     $factory = new FormatterFactory($conf, $loginManager->isLoggedIn());
 360     $formatter = $factory->getFormatter();
 361     $formatter->addContextData('index_url', index_url($_SERVER));
 362     // For each day.
 363     /** @var Bookmark[] $bookmarks */
 364     foreach ($days as $day => $bookmarks) {
 365         $formattedBookmarks = [];
 366         $dayDate = DateTime::createFromFormat(Bookmark::LINK_DATE_FORMAT, $day.'_000000');
 367         $absurl = escape(index_url($_SERVER).'?do=daily&day='.$day);  // Absolute URL of the corresponding "Daily" page.
 368
 369         // We pre-format some fields for proper output.
 370         foreach ($bookmarks as $key => $bookmark) {
 371             $formattedBookmarks[$key] = $formatter->format($bookmark);
 372             // This page is a bit specific, we need raw description to calculate the length
 373             $formattedBookmarks[$key]['formatedDescription'] = $formattedBookmarks[$key]['description'];
 374             $formattedBookmarks[$key]['description'] = $bookmark->getDescription();
 375
 376             if ($bookmark->isNote()) {
 377                 $link['url'] = index_url($_SERVER) . $bookmark->getUrl();  // make permalink URL absolute
 378             }
 379         }
 380
 381         // Then build the HTML for this day:
 382         $tpl = new RainTPL();
 383         $tpl->assign('title', $conf->get('general.title'));
 384         $tpl->assign('daydate', $dayDate->getTimestamp());
 385         $tpl->assign('absurl', $absurl);
 386         $tpl->assign('links', $formattedBookmarks);
 387         $tpl->assign('rssdate', escape($dayDate->format(DateTime::RSS)));
 388         $tpl->assign('hide_timestamps', $conf->get('privacy.hide_timestamps', false));
 389         $tpl->assign('index_url', $pageaddr);
 390         $html = $tpl->draw('dailyrss', true);
 391
 392         echo $html . PHP_EOL;
 393     }
 394     echo '</channel></rss><!-- Cached version of '. escape(page_url($_SERVER)) .' -->';
 395
 396     $cache->cache(ob_get_contents());
 397     ob_end_flush();
 398     exit;
 399 }
 400
 401 /**
 402  * Renders the linklist
 403  *
 404  * @param pageBuilder              $PAGE          pageBuilder instance.
 405  * @param BookmarkServiceInterface $linkDb        instance.
 406  * @param ConfigManager            $conf          Configuration Manager instance.
 407  * @param PluginManager            $pluginManager Plugin Manager instance.
 408  */
 409 function showLinkList($PAGE, $linkDb, $conf, $pluginManager, $loginManager)
 410 {
 411     buildLinkList($PAGE, $linkDb, $conf, $pluginManager, $loginManager);
 412     $PAGE->renderPage('linklist');
 413 }
 414
 415 /**
 416  * Render HTML page (according to URL parameters and user rights)
 417  *
 418  * @param ConfigManager            $conf           Configuration Manager instance.
 419  * @param PluginManager            $pluginManager  Plugin Manager instance,
 420  * @param BookmarkServiceInterface $bookmarkService
 421  * @param History                  $history        instance
 422  * @param SessionManager           $sessionManager SessionManager instance
 423  * @param LoginManager             $loginManager   LoginManager instance
 424  */
 425 function renderPage($conf, $pluginManager, $bookmarkService, $history, $sessionManager, $loginManager)
 426 {
 427     $pageCacheManager = new PageCacheManager($conf->get('resource.page_cache'));
 428     $updater = new Updater(
 429         UpdaterUtils::read_updates_file($conf->get('resource.updates')),
 430         $bookmarkService,
 431         $conf,
 432         $loginManager->isLoggedIn()
 433     );
 434     try {
 435         $newUpdates = $updater->update();
 436         if (! empty($newUpdates)) {
 437             UpdaterUtils::write_updates_file(
 438                 $conf->get('resource.updates'),
 439                 $updater->getDoneUpdates()
 440             );
 441
 442             $pageCacheManager->invalidateCaches();
 443         }
 444     } catch (Exception $e) {
 445         die($e->getMessage());
 446     }
 447
 448     $PAGE = new PageBuilder($conf, $_SESSION, $bookmarkService, $sessionManager->generateToken(), $loginManager->isLoggedIn());
 449     $PAGE->assign('linkcount', $bookmarkService->count(BookmarkFilter::$ALL));
 450     $PAGE->assign('privateLinkcount', $bookmarkService->count(BookmarkFilter::$PRIVATE));
 451     $PAGE->assign('plugin_errors', $pluginManager->getErrors());
 452
 453     // Determine which page will be rendered.
 454     $query = (isset($_SERVER['QUERY_STRING'])) ? $_SERVER['QUERY_STRING'] : '';
 455     $targetPage = Router::findPage($query, $_GET, $loginManager->isLoggedIn());
 456
 457     if (// if the user isn't logged in
 458         !$loginManager->isLoggedIn() &&
 459         // and Shaarli doesn't have public content...
 460         $conf->get('privacy.hide_public_links') &&
 461         // and is configured to enforce the login
 462         $conf->get('privacy.force_login') &&
 463         // and the current page isn't already the login page
 464         $targetPage !== Router::$PAGE_LOGIN &&
 465         // and the user is not requesting a feed (which would lead to a different content-type as expected)
 466         $targetPage !== Router::$PAGE_FEED_ATOM &&
 467         $targetPage !== Router::$PAGE_FEED_RSS
 468     ) {
 469         // force current page to be the login page
 470         $targetPage = Router::$PAGE_LOGIN;
 471     }
 472
 473     // Call plugin hooks for header, footer and includes, specifying which page will be rendered.
 474     // Then assign generated data to RainTPL.
 475     $common_hooks = array(
 476         'includes',
 477         'header',
 478         'footer',
 479     );
 480
 481     foreach ($common_hooks as $name) {
 482         $plugin_data = array();
 483         $pluginManager->executeHooks(
 484             'render_' . $name,
 485             $plugin_data,
 486             array(
 487                 'target' => $targetPage,
 488                 'loggedin' => $loginManager->isLoggedIn()
 489             )
 490         );
 491         $PAGE->assign('plugins_' . $name, $plugin_data);
 492     }
 493
 494     // -------- Display login form.
 495     if ($targetPage == Router::$PAGE_LOGIN) {
 496         header('Location: ./login');
 497         exit;
 498     }
 499     // -------- User wants to logout.
 500     if (isset($_SERVER['QUERY_STRING']) && startsWith($_SERVER['QUERY_STRING'], 'do=logout')) {
 501         header('Location: ./logout');
 502         exit;
 503     }
 504
 505     // -------- Picture wall
 506     if ($targetPage == Router::$PAGE_PICWALL) {
 507         header('Location: ./picture-wall');
 508         exit;
 509     }
 510
 511     // -------- Tag cloud
 512     if ($targetPage == Router::$PAGE_TAGCLOUD) {
 513         header('Location: ./tag-cloud');
 514         exit;
 515     }
 516
 517     // -------- Tag list
 518     if ($targetPage == Router::$PAGE_TAGLIST) {
 519         header('Location: ./tag-list');
 520         exit;
 521     }
 522
 523     // Daily page.
 524     if ($targetPage == Router::$PAGE_DAILY) {
 525         $dayParam = !empty($_GET['day']) ? '?day=' . escape($_GET['day']) : '';
 526         header('Location: ./daily'. $dayParam);
 527         exit;
 528     }
 529
 530     // ATOM and RSS feed.
 531     if ($targetPage == Router::$PAGE_FEED_ATOM || $targetPage == Router::$PAGE_FEED_RSS) {
 532         $feedType = $targetPage == Router::$PAGE_FEED_RSS ? FeedBuilder::$FEED_RSS : FeedBuilder::$FEED_ATOM;
 533         header('Content-Type: application/'. $feedType .'+xml; charset=utf-8');
 534
 535         // Cache system
 536         $query = $_SERVER['QUERY_STRING'];
 537         $cache = new CachedPage(
 538             $conf->get('resource.page_cache'),
 539             page_url($_SERVER),
 540             startsWith($query, 'do='. $targetPage) && !$loginManager->isLoggedIn()
 541         );
 542         $cached = $cache->cachedVersion();
 543         if (!empty($cached)) {
 544             echo $cached;
 545             exit;
 546         }
 547
 548         $factory = new FormatterFactory($conf, $loginManager->isLoggedIn());
 549         // Generate data.
 550         $feedGenerator = new FeedBuilder(
 551             $bookmarkService,
 552             $factory->getFormatter(),
 553             $feedType,
 554             $_SERVER,
 555             $_GET,
 556             $loginManager->isLoggedIn()
 557         );
 558         $feedGenerator->setLocale(strtolower(setlocale(LC_COLLATE, 0)));
 559         $feedGenerator->setHideDates($conf->get('privacy.hide_timestamps') && !$loginManager->isLoggedIn());
 560         $feedGenerator->setUsePermalinks(isset($_GET['permalinks']) || !$conf->get('feed.rss_permalinks'));
 561         $data = $feedGenerator->buildData();
 562
 563         // Process plugin hook.
 564         $pluginManager->executeHooks('render_feed', $data, array(
 565             'loggedin' => $loginManager->isLoggedIn(),
 566             'target' => $targetPage,
 567         ));
 568
 569         // Render the template.
 570         $PAGE->assignAll($data);
 571         $PAGE->renderPage('feed.'. $feedType);
 572         $cache->cache(ob_get_contents());
 573         ob_end_flush();
 574         exit;
 575     }
 576
 577     // Display opensearch plugin (XML)
 578     if ($targetPage == Router::$PAGE_OPENSEARCH) {
 579         header('Content-Type: application/xml; charset=utf-8');
 580         $PAGE->assign('serverurl', index_url($_SERVER));
 581         $PAGE->renderPage('opensearch');
 582         exit;
 583     }
 584
 585     // -------- User clicks on a tag in a link: The tag is added to the list of searched tags (searchtags=...)
 586     if (isset($_GET['addtag'])) {
 587         // Get previous URL (http_referer) and add the tag to the searchtags parameters in query.
 588         if (empty($_SERVER['HTTP_REFERER'])) {
 589             // In case browser does not send HTTP_REFERER
 590             header('Location: ?searchtags='.urlencode($_GET['addtag']));
 591             exit;
 592         }
 593         parse_str(parse_url($_SERVER['HTTP_REFERER'], PHP_URL_QUERY), $params);
 594
 595         // Prevent redirection loop
 596         if (isset($params['addtag'])) {
 597             unset($params['addtag']);
 598         }
 599
 600         // Check if this tag is already in the search query and ignore it if it is.
 601         // Each tag is always separated by a space
 602         if (isset($params['searchtags'])) {
 603             $current_tags = explode(' ', $params['searchtags']);
 604         } else {
 605             $current_tags = array();
 606         }
 607         $addtag = true;
 608         foreach ($current_tags as $value) {
 609             if ($value === $_GET['addtag']) {
 610                 $addtag = false;
 611                 break;
 612             }
 613         }
 614         // Append the tag if necessary
 615         if (empty($params['searchtags'])) {
 616             $params['searchtags'] = trim($_GET['addtag']);
 617         } elseif ($addtag) {
 618             $params['searchtags'] = trim($params['searchtags']).' '.trim($_GET['addtag']);
 619         }
 620
 621         // We also remove page (keeping the same page has no sense, since the
 622         // results are different)
 623         unset($params['page']);
 624
 625         header('Location: ?'.http_build_query($params));
 626         exit;
 627     }
 628
 629     // -------- User clicks on a tag in result count: Remove the tag from the list of searched tags (searchtags=...)
 630     if (isset($_GET['removetag'])) {
 631         // Get previous URL (http_referer) and remove the tag from the searchtags parameters in query.
 632         if (empty($_SERVER['HTTP_REFERER'])) {
 633             header('Location: ?');
 634             exit;
 635         }
 636
 637         // In case browser does not send HTTP_REFERER
 638         parse_str(parse_url($_SERVER['HTTP_REFERER'], PHP_URL_QUERY), $params);
 639
 640         // Prevent redirection loop
 641         if (isset($params['removetag'])) {
 642             unset($params['removetag']);
 643         }
 644
 645         if (isset($params['searchtags'])) {
 646             $tags = explode(' ', $params['searchtags']);
 647             // Remove value from array $tags.
 648             $tags = array_diff($tags, array($_GET['removetag']));
 649             $params['searchtags'] = implode(' ', $tags);
 650
 651             if (empty($params['searchtags'])) {
 652                 unset($params['searchtags']);
 653             }
 654
 655             // We also remove page (keeping the same page has no sense, since
 656             // the results are different)
 657             unset($params['page']);
 658         }
 659         header('Location: ?'.http_build_query($params));
 660         exit;
 661     }
 662
 663     // -------- User wants to change the number of bookmarks per page (linksperpage=...)
 664     if (isset($_GET['linksperpage'])) {
 665         if (is_numeric($_GET['linksperpage'])) {
 666             $_SESSION['LINKS_PER_PAGE']=abs(intval($_GET['linksperpage']));
 667         }
 668
 669         if (! empty($_SERVER['HTTP_REFERER'])) {
 670             $location = generateLocation($_SERVER['HTTP_REFERER'], $_SERVER['HTTP_HOST'], array('linksperpage'));
 671         } else {
 672             $location = '?';
 673         }
 674         header('Location: '. $location);
 675         exit;
 676     }
 677
 678     // -------- User wants to see only private bookmarks (toggle)
 679     if (isset($_GET['visibility'])) {
 680         if ($_GET['visibility'] === 'private') {
 681             // Visibility not set or not already private, set private, otherwise reset it
 682             if (empty($_SESSION['visibility']) || $_SESSION['visibility'] !== 'private') {
 683                 // See only private bookmarks
 684                 $_SESSION['visibility'] = 'private';
 685             } else {
 686                 unset($_SESSION['visibility']);
 687             }
 688         } elseif ($_GET['visibility'] === 'public') {
 689             if (empty($_SESSION['visibility']) || $_SESSION['visibility'] !== 'public') {
 690                 // See only public bookmarks
 691                 $_SESSION['visibility'] = 'public';
 692             } else {
 693                 unset($_SESSION['visibility']);
 694             }
 695         }
 696
 697         if (! empty($_SERVER['HTTP_REFERER'])) {
 698             $location = generateLocation($_SERVER['HTTP_REFERER'], $_SERVER['HTTP_HOST'], array('visibility'));
 699         } else {
 700             $location = '?';
 701         }
 702         header('Location: '. $location);
 703         exit;
 704     }
 705
 706     // -------- User wants to see only untagged bookmarks (toggle)
 707     if (isset($_GET['untaggedonly'])) {
 708         $_SESSION['untaggedonly'] = empty($_SESSION['untaggedonly']);
 709
 710         if (! empty($_SERVER['HTTP_REFERER'])) {
 711             $location = generateLocation($_SERVER['HTTP_REFERER'], $_SERVER['HTTP_HOST'], array('untaggedonly'));
 712         } else {
 713             $location = '?';
 714         }
 715         header('Location: '. $location);
 716         exit;
 717     }
 718
 719     // -------- Handle other actions allowed for non-logged in users:
 720     if (!$loginManager->isLoggedIn()) {
 721         // User tries to post new link but is not logged in:
 722         // Show login screen, then redirect to ?post=...
 723         if (isset($_GET['post'])) {
 724             header( // Redirect to login page, then back to post link.
 725                 'Location: ./login?post='.urlencode($_GET['post']).
 726                 (!empty($_GET['title'])?'&title='.urlencode($_GET['title']):'').
 727                 (!empty($_GET['description'])?'&description='.urlencode($_GET['description']):'').
 728                 (!empty($_GET['tags'])?'&tags='.urlencode($_GET['tags']):'').
 729                 (!empty($_GET['source'])?'&source='.urlencode($_GET['source']):'')
 730             );
 731             exit;
 732         }
 733
 734         showLinkList($PAGE, $bookmarkService, $conf, $pluginManager, $loginManager);
 735         if (isset($_GET['edit_link'])) {
 736             header('Location: ./login?edit_link='. escape($_GET['edit_link']));
 737             exit;
 738         }
 739
 740         exit; // Never remove this one! All operations below are reserved for logged in user.
 741     }
 742
 743     // -------- All other functions are reserved for the registered user:
 744
 745     // -------- Display the Tools menu if requested (import/export/bookmarklet...)
 746     if ($targetPage == Router::$PAGE_TOOLS) {
 747         $data = [
 748             'pageabsaddr' => index_url($_SERVER),
 749             'sslenabled' => is_https($_SERVER),
 750         ];
 751         $pluginManager->executeHooks('render_tools', $data);
 752
 753         foreach ($data as $key => $value) {
 754             $PAGE->assign($key, $value);
 755         }
 756
 757         $PAGE->assign('pagetitle', t('Tools') .' - '. $conf->get('general.title', 'Shaarli'));
 758         $PAGE->renderPage('tools');
 759         exit;
 760     }
 761
 762     // -------- User wants to change his/her password.
 763     if ($targetPage == Router::$PAGE_CHANGEPASSWORD) {
 764         if ($conf->get('security.open_shaarli')) {
 765             die(t('You are not supposed to change a password on an Open Shaarli.'));
 766         }
 767
 768         if (!empty($_POST['setpassword']) && !empty($_POST['oldpassword'])) {
 769             if (!$sessionManager->checkToken($_POST['token'])) {
 770                 die(t('Wrong token.')); // Go away!
 771             }
 772
 773             // Make sure old password is correct.
 774             $oldhash = sha1(
 775                 $_POST['oldpassword'].$conf->get('credentials.login').$conf->get('credentials.salt')
 776             );
 777             if ($oldhash != $conf->get('credentials.hash')) {
 778                 echo '<script>alert("'
 779                     . t('The old password is not correct.')
 780                     .'");document.location=\'./?do=changepasswd\';</script>';
 781                 exit;
 782             }
 783             // Save new password
 784             // Salt renders rainbow-tables attacks useless.
 785             $conf->set('credentials.salt', sha1(uniqid('', true) .'_'. mt_rand()));
 786             $conf->set(
 787                 'credentials.hash',
 788                 sha1(
 789                     $_POST['setpassword']
 790                     . $conf->get('credentials.login')
 791                     . $conf->get('credentials.salt')
 792                 )
 793             );
 794             try {
 795                 $conf->write($loginManager->isLoggedIn());
 796             } catch (Exception $e) {
 797                 error_log(
 798                     'ERROR while writing config file after changing password.' . PHP_EOL .
 799                     $e->getMessage()
 800                 );
 801
 802                 // TODO: do not handle exceptions/errors in JS.
 803                 echo '<script>alert("'. $e->getMessage() .'");document.location=\'./?do=tools\';</script>';
 804                 exit;
 805             }
 806             echo '<script>alert("'. t('Your password has been changed') .'");document.location=\'./?do=tools\';</script>';
 807             exit;
 808         } else {
 809             // show the change password form.
 810             $PAGE->assign('pagetitle', t('Change password') .' - '. $conf->get('general.title', 'Shaarli'));
 811             $PAGE->renderPage('changepassword');
 812             exit;
 813         }
 814     }
 815
 816     // -------- User wants to change configuration
 817     if ($targetPage == Router::$PAGE_CONFIGURE) {
 818         if (!empty($_POST['title'])) {
 819             if (!$sessionManager->checkToken($_POST['token'])) {
 820                 die(t('Wrong token.')); // Go away!
 821             }
 822             $tz = 'UTC';
 823             if (!empty($_POST['continent']) && !empty($_POST['city'])
 824                 && isTimeZoneValid($_POST['continent'], $_POST['city'])
 825             ) {
 826                 $tz = $_POST['continent'] . '/' . $_POST['city'];
 827             }
 828             $conf->set('general.timezone', $tz);
 829             $conf->set('general.title', escape($_POST['title']));
 830             $conf->set('general.header_link', escape($_POST['titleLink']));
 831             $conf->set('general.retrieve_description', !empty($_POST['retrieveDescription']));
 832             $conf->set('resource.theme', escape($_POST['theme']));
 833             $conf->set('security.session_protection_disabled', !empty($_POST['disablesessionprotection']));
 834             $conf->set('privacy.default_private_links', !empty($_POST['privateLinkByDefault']));
 835             $conf->set('feed.rss_permalinks', !empty($_POST['enableRssPermalinks']));
 836             $conf->set('updates.check_updates', !empty($_POST['updateCheck']));
 837             $conf->set('privacy.hide_public_links', !empty($_POST['hidePublicLinks']));
 838             $conf->set('api.enabled', !empty($_POST['enableApi']));
 839             $conf->set('api.secret', escape($_POST['apiSecret']));
 840             $conf->set('formatter', escape($_POST['formatter']));
 841
 842             if (! empty($_POST['language'])) {
 843                 $conf->set('translation.language', escape($_POST['language']));
 844             }
 845
 846             $thumbnailsMode = extension_loaded('gd') ? $_POST['enableThumbnails'] : Thumbnailer::MODE_NONE;
 847             if ($thumbnailsMode !== Thumbnailer::MODE_NONE
 848                 && $thumbnailsMode !== $conf->get('thumbnails.mode', Thumbnailer::MODE_NONE)
 849             ) {
 850                 $_SESSION['warnings'][] = t(
 851                     'You have enabled or changed thumbnails mode. '
 852                     .'<a href="./?do=thumbs_update">Please synchronize them</a>.'
 853                 );
 854             }
 855             $conf->set('thumbnails.mode', $thumbnailsMode);
 856
 857             try {
 858                 $conf->write($loginManager->isLoggedIn());
 859                 $history->updateSettings();
 860                 $pageCacheManager->invalidateCaches();
 861             } catch (Exception $e) {
 862                 error_log(
 863                     'ERROR while writing config file after configuration update.' . PHP_EOL .
 864                     $e->getMessage()
 865                 );
 866
 867                 // TODO: do not handle exceptions/errors in JS.
 868                 echo '<script>alert("'. $e->getMessage() .'");document.location=\'./?do=configure\';</script>';
 869                 exit;
 870             }
 871             echo '<script>alert("'. t('Configuration was saved.') .'");document.location=\'./?do=configure\';</script>';
 872             exit;
 873         } else {
 874             // Show the configuration form.
 875             $PAGE->assign('title', $conf->get('general.title'));
 876             $PAGE->assign('theme', $conf->get('resource.theme'));
 877             $PAGE->assign('theme_available', ThemeUtils::getThemes($conf->get('resource.raintpl_tpl')));
 878             $PAGE->assign('formatter_available', ['default', 'markdown']);
 879             list($continents, $cities) = generateTimeZoneData(
 880                 timezone_identifiers_list(),
 881                 $conf->get('general.timezone')
 882             );
 883             $PAGE->assign('continents', $continents);
 884             $PAGE->assign('cities', $cities);
 885             $PAGE->assign('retrieve_description', $conf->get('general.retrieve_description'));
 886             $PAGE->assign('private_links_default', $conf->get('privacy.default_private_links', false));
 887             $PAGE->assign('session_protection_disabled', $conf->get('security.session_protection_disabled', false));
 888             $PAGE->assign('enable_rss_permalinks', $conf->get('feed.rss_permalinks', false));
 889             $PAGE->assign('enable_update_check', $conf->get('updates.check_updates', true));
 890             $PAGE->assign('hide_public_links', $conf->get('privacy.hide_public_links', false));
 891             $PAGE->assign('api_enabled', $conf->get('api.enabled', true));
 892             $PAGE->assign('api_secret', $conf->get('api.secret'));
 893             $PAGE->assign('languages', Languages::getAvailableLanguages());
 894             $PAGE->assign('gd_enabled', extension_loaded('gd'));
 895             $PAGE->assign('thumbnails_mode', $conf->get('thumbnails.mode', Thumbnailer::MODE_NONE));
 896             $PAGE->assign('pagetitle', t('Configure') .' - '. $conf->get('general.title', 'Shaarli'));
 897             $PAGE->renderPage('configure');
 898             exit;
 899         }
 900     }
 901
 902     // -------- User wants to rename a tag or delete it
 903     if ($targetPage == Router::$PAGE_CHANGETAG) {
 904         if (empty($_POST['fromtag']) || (empty($_POST['totag']) && isset($_POST['renametag']))) {
 905             $PAGE->assign('fromtag', ! empty($_GET['fromtag']) ? escape($_GET['fromtag']) : '');
 906             $PAGE->assign('pagetitle', t('Manage tags') .' - '. $conf->get('general.title', 'Shaarli'));
 907             $PAGE->renderPage('changetag');
 908             exit;
 909         }
 910
 911         if (!$sessionManager->checkToken($_POST['token'])) {
 912             die(t('Wrong token.'));
 913         }
 914
 915         $toTag = isset($_POST['totag']) ? escape($_POST['totag']) : null;
 916         $fromTag = escape($_POST['fromtag']);
 917         $count = 0;
 918         $bookmarks = $bookmarkService->search(['searchtags' => $fromTag], BookmarkFilter::$ALL, true);
 919         foreach ($bookmarks as $bookmark) {
 920             if ($toTag) {
 921                 $bookmark->renameTag($fromTag, $toTag);
 922             } else {
 923                 $bookmark->deleteTag($fromTag);
 924             }
 925             $bookmarkService->set($bookmark, false);
 926             $history->updateLink($bookmark);
 927             $count++;
 928         }
 929         $bookmarkService->save();
 930         $delete = empty($_POST['totag']);
 931         $redirect = $delete ? './do=changetag' : 'searchtags='. urlencode(escape($_POST['totag']));
 932         $alert = $delete
 933             ? sprintf(t('The tag was removed from %d link.', 'The tag was removed from %d bookmarks.', $count), $count)
 934             : sprintf(t('The tag was renamed in %d link.', 'The tag was renamed in %d bookmarks.', $count), $count);
 935         echo '<script>alert("'. $alert .'");document.location=\'?'. $redirect .'\';</script>';
 936         exit;
 937     }
 938
 939     // -------- User wants to add a link without using the bookmarklet: Show form.
 940     if ($targetPage == Router::$PAGE_ADDLINK) {
 941         $PAGE->assign('pagetitle', t('Shaare a new link') .' - '. $conf->get('general.title', 'Shaarli'));
 942         $PAGE->renderPage('addlink');
 943         exit;
 944     }
 945
 946     // -------- User clicked the "Save" button when editing a link: Save link to database.
 947     if (isset($_POST['save_edit'])) {
 948         // Go away!
 949         if (! $sessionManager->checkToken($_POST['token'])) {
 950             die(t('Wrong token.'));
 951         }
 952
 953         // lf_id should only be present if the link exists.
 954         $id = isset($_POST['lf_id']) ? intval(escape($_POST['lf_id'])) : null;
 955         if ($id && $bookmarkService->exists($id)) {
 956             // Edit
 957             $bookmark = $bookmarkService->get($id);
 958         } else {
 959             // New link
 960             $bookmark = new Bookmark();
 961         }
 962
 963         $bookmark->setTitle($_POST['lf_title']);
 964         $bookmark->setDescription($_POST['lf_description']);
 965         $bookmark->setUrl($_POST['lf_url'], $conf->get('security.allowed_protocols'));
 966         $bookmark->setPrivate(isset($_POST['lf_private']));
 967         $bookmark->setTagsString($_POST['lf_tags']);
 968
 969         if ($conf->get('thumbnails.mode', Thumbnailer::MODE_NONE) !== Thumbnailer::MODE_NONE
 970             && ! $bookmark->isNote()
 971         ) {
 972             $thumbnailer = new Thumbnailer($conf);
 973             $bookmark->setThumbnail($thumbnailer->get($bookmark->getUrl()));
 974         }
 975         $bookmarkService->addOrSet($bookmark, false);
 976
 977         // To preserve backward compatibility with 3rd parties, plugins still use arrays
 978         $factory = new FormatterFactory($conf, $loginManager->isLoggedIn());
 979         $formatter = $factory->getFormatter('raw');
 980         $data = $formatter->format($bookmark);
 981         $pluginManager->executeHooks('save_link', $data);
 982
 983         $bookmark->fromArray($data);
 984         $bookmarkService->set($bookmark);
 985
 986         // If we are called from the bookmarklet, we must close the popup:
 987         if (isset($_GET['source']) && ($_GET['source']=='bookmarklet' || $_GET['source']=='firefoxsocialapi')) {
 988             echo '<script>self.close();</script>';
 989             exit;
 990         }
 991
 992         $returnurl = !empty($_POST['returnurl']) ? $_POST['returnurl'] : '?';
 993         $location = generateLocation($returnurl, $_SERVER['HTTP_HOST'], array('addlink', 'post', 'edit_link'));
 994         // Scroll to the link which has been edited.
 995         $location .= '#' . $bookmark->getShortUrl();
 996         // After saving the link, redirect to the page the user was on.
 997         header('Location: '. $location);
 998         exit;
 999     }
1000
1001     // -------- User clicked the "Delete" button when editing a link: Delete link from database.
1002     if ($targetPage == Router::$PAGE_DELETELINK) {
1003         if (! $sessionManager->checkToken($_GET['token'])) {
1004             die(t('Wrong token.'));
1005         }
1006
1007         $ids = trim($_GET['lf_linkdate']);
1008         if (strpos($ids, ' ') !== false) {
1009             // multiple, space-separated ids provided
1010             $ids = array_values(array_filter(
1011                 preg_split('/\s+/', escape($ids)),
1012                 function ($item) {
1013                     return $item !== '';
1014                 }
1015             ));
1016         } else {
1017             // only a single id provided
1018             $shortUrl = $bookmarkService->get($ids)->getShortUrl();
1019             $ids = [$ids];
1020         }
1021         // assert at least one id is given
1022         if (!count($ids)) {
1023             die('no id provided');
1024         }
1025         $factory = new FormatterFactory($conf, $loginManager->isLoggedIn());
1026         $formatter = $factory->getFormatter('raw');
1027         foreach ($ids as $id) {
1028             $id = (int) escape($id);
1029             $bookmark = $bookmarkService->get($id);
1030             $data = $formatter->format($bookmark);
1031             $pluginManager->executeHooks('delete_link', $data);
1032             $bookmarkService->remove($bookmark, false);
1033         }
1034         $bookmarkService->save();
1035
1036         // If we are called from the bookmarklet, we must close the popup:
1037         if (isset($_GET['source']) && ($_GET['source']=='bookmarklet' || $_GET['source']=='firefoxsocialapi')) {
1038             echo '<script>self.close();</script>';
1039             exit;
1040         }
1041
1042         $location = '?';
1043         if (isset($_SERVER['HTTP_REFERER'])) {
1044             // Don't redirect to where we were previously if it was a permalink or an edit_link, because it would 404.
1045             $location = generateLocation(
1046                 $_SERVER['HTTP_REFERER'],
1047                 $_SERVER['HTTP_HOST'],
1048                 ['delete_link', 'edit_link', ! empty($shortUrl) ? $shortUrl : null]
1049             );
1050         }
1051
1052         header('Location: ' . $location); // After deleting the link, redirect to appropriate location
1053         exit;
1054     }
1055
1056     // -------- User clicked either "Set public" or "Set private" bulk operation
1057     if ($targetPage == Router::$PAGE_CHANGE_VISIBILITY) {
1058         if (! $sessionManager->checkToken($_GET['token'])) {
1059             die(t('Wrong token.'));
1060         }
1061
1062         $ids = trim($_GET['ids']);
1063         if (strpos($ids, ' ') !== false) {
1064             // multiple, space-separated ids provided
1065             $ids = array_values(array_filter(preg_split('/\s+/', escape($ids))));
1066         } else {
1067             // only a single id provided
1068             $ids = [$ids];
1069         }
1070
1071         // assert at least one id is given
1072         if (!count($ids)) {
1073             die('no id provided');
1074         }
1075         // assert that the visibility is valid
1076         if (!isset($_GET['newVisibility']) || !in_array($_GET['newVisibility'], ['public', 'private'])) {
1077             die('invalid visibility');
1078         } else {
1079             $private = $_GET['newVisibility'] === 'private';
1080         }
1081         $factory = new FormatterFactory($conf, $loginManager->isLoggedIn());
1082         $formatter = $factory->getFormatter('raw');
1083         foreach ($ids as $id) {
1084             $id = (int) escape($id);
1085             $bookmark = $bookmarkService->get($id);
1086             $bookmark->setPrivate($private);
1087
1088             // To preserve backward compatibility with 3rd parties, plugins still use arrays
1089             $data = $formatter->format($bookmark);
1090             $pluginManager->executeHooks('save_link', $data);
1091             $bookmark->fromArray($data);
1092
1093             $bookmarkService->set($bookmark);
1094         }
1095         $bookmarkService->save();
1096
1097         $location = '?';
1098         if (isset($_SERVER['HTTP_REFERER'])) {
1099             $location = generateLocation(
1100                 $_SERVER['HTTP_REFERER'],
1101                 $_SERVER['HTTP_HOST']
1102             );
1103         }
1104         header('Location: ' . $location); // After deleting the link, redirect to appropriate location
1105         exit;
1106     }
1107
1108     // -------- User clicked the "EDIT" button on a link: Display link edit form.
1109     if (isset($_GET['edit_link'])) {
1110         $id = (int) escape($_GET['edit_link']);
1111         try {
1112             $link = $bookmarkService->get($id);  // Read database
1113         } catch (BookmarkNotFoundException $e) {
1114             // Link not found in database.
1115             header('Location: ?');
1116             exit;
1117         }
1118
1119         $factory = new FormatterFactory($conf, $loginManager->isLoggedIn());
1120         $formatter = $factory->getFormatter('raw');
1121         $formattedLink = $formatter->format($link);
1122         $tags = $bookmarkService->bookmarksCountPerTag();
1123         if ($conf->get('formatter') === 'markdown') {
1124             $tags[BookmarkMarkdownFormatter::NO_MD_TAG] = 1;
1125         }
1126         $data = array(
1127             'link' => $formattedLink,
1128             'link_is_new' => false,
1129             'http_referer' => (isset($_SERVER['HTTP_REFERER']) ? escape($_SERVER['HTTP_REFERER']) : ''),
1130             'tags' => $tags,
1131         );
1132         $pluginManager->executeHooks('render_editlink', $data);
1133
1134         foreach ($data as $key => $value) {
1135             $PAGE->assign($key, $value);
1136         }
1137
1138         $PAGE->assign('pagetitle', t('Edit') .' '. t('Shaare') .' - '. $conf->get('general.title', 'Shaarli'));
1139         $PAGE->renderPage('editlink');
1140         exit;
1141     }
1142
1143     // -------- User want to post a new link: Display link edit form.
1144     if (isset($_GET['post'])) {
1145         $url = cleanup_url($_GET['post']);
1146
1147         $link_is_new = false;
1148         // Check if URL is not already in database (in this case, we will edit the existing link)
1149         $bookmark = $bookmarkService->findByUrl($url);
1150         if (! $bookmark) {
1151             $link_is_new = true;
1152             // Get title if it was provided in URL (by the bookmarklet).
1153             $title = empty($_GET['title']) ? '' : escape($_GET['title']);
1154             // Get description if it was provided in URL (by the bookmarklet). [Bronco added that]
1155             $description = empty($_GET['description']) ? '' : escape($_GET['description']);
1156             $tags = empty($_GET['tags']) ? '' : escape($_GET['tags']);
1157             $private = !empty($_GET['private']) && $_GET['private'] === "1" ? 1 : 0;
1158
1159             // If this is an HTTP(S) link, we try go get the page to extract
1160             // the title (otherwise we will to straight to the edit form.)
1161             if (empty($title) && strpos(get_url_scheme($url), 'http') !== false) {
1162                 $retrieveDescription = $conf->get('general.retrieve_description');
1163                 // Short timeout to keep the application responsive
1164                 // The callback will fill $charset and $title with data from the downloaded page.
1165                 get_http_response(
1166                     $url,
1167                     $conf->get('general.download_timeout', 30),
1168                     $conf->get('general.download_max_size', 4194304),
1169                     get_curl_download_callback($charset, $title, $description, $tags, $retrieveDescription)
1170                 );
1171                 if (! empty($title) && strtolower($charset) != 'utf-8') {
1172                     $title = mb_convert_encoding($title, 'utf-8', $charset);
1173                 }
1174             }
1175
1176             if ($url == '') {
1177                 $title = $conf->get('general.default_note_title', t('Note: '));
1178             }
1179             $url = escape($url);
1180             $title = escape($title);
1181
1182             $link = [
1183                 'title' => $title,
1184                 'url' => $url,
1185                 'description' => $description,
1186                 'tags' => $tags,
1187                 'private' => $private,
1188             ];
1189         } else {
1190             $factory = new FormatterFactory($conf, $loginManager->isLoggedIn());
1191             $formatter = $factory->getFormatter('raw');
1192             $link = $formatter->format($bookmark);
1193         }
1194
1195         $tags = $bookmarkService->bookmarksCountPerTag();
1196         if ($conf->get('formatter') === 'markdown') {
1197             $tags[BookmarkMarkdownFormatter::NO_MD_TAG] = 1;
1198         }
1199         $data = [
1200             'link' => $link,
1201             'link_is_new' => $link_is_new,
1202             'http_referer' => (isset($_SERVER['HTTP_REFERER']) ? escape($_SERVER['HTTP_REFERER']) : ''),
1203             'source' => (isset($_GET['source']) ? $_GET['source'] : ''),
1204             'tags' => $tags,
1205             'default_private_links' => $conf->get('privacy.default_private_links', false),
1206         ];
1207         $pluginManager->executeHooks('render_editlink', $data);
1208
1209         foreach ($data as $key => $value) {
1210             $PAGE->assign($key, $value);
1211         }
1212
1213         $PAGE->assign('pagetitle', t('Shaare') .' - '. $conf->get('general.title', 'Shaarli'));
1214         $PAGE->renderPage('editlink');
1215         exit;
1216     }
1217
1218     if ($targetPage == Router::$PAGE_PINLINK) {
1219         if (! isset($_GET['id']) || !$bookmarkService->exists($_GET['id'])) {
1220             // FIXME! Use a proper error system.
1221             $msg = t('Invalid link ID provided');
1222             echo '<script>alert("'. $msg .'");document.location=\''. index_url($_SERVER) .'\';</script>';
1223             exit;
1224         }
1225         if (! $sessionManager->checkToken($_GET['token'])) {
1226             die('Wrong token.');
1227         }
1228
1229         $link = $bookmarkService->get($_GET['id']);
1230         $link->setSticky(! $link->isSticky());
1231         $bookmarkService->set($link);
1232         header('Location: '.index_url($_SERVER));
1233         exit;
1234     }
1235
1236     if ($targetPage == Router::$PAGE_EXPORT) {
1237         // Export bookmarks as a Netscape Bookmarks file
1238
1239         if (empty($_GET['selection'])) {
1240             $PAGE->assign('pagetitle', t('Export') .' - '. $conf->get('general.title', 'Shaarli'));
1241             $PAGE->renderPage('export');
1242             exit;
1243         }
1244
1245         // export as bookmarks_(all|private|public)_YYYYmmdd_HHMMSS.html
1246         $selection = $_GET['selection'];
1247         if (isset($_GET['prepend_note_url'])) {
1248             $prependNoteUrl = $_GET['prepend_note_url'];
1249         } else {
1250             $prependNoteUrl = false;
1251         }
1252
1253         try {
1254             $factory = new FormatterFactory($conf, $loginManager->isLoggedIn());
1255             $formatter = $factory->getFormatter('raw');
1256             $PAGE->assign(
1257                 'links',
1258                 NetscapeBookmarkUtils::filterAndFormat(
1259                     $bookmarkService,
1260                     $formatter,
1261                     $selection,
1262                     $prependNoteUrl,
1263                     index_url($_SERVER)
1264                 )
1265             );
1266         } catch (Exception $exc) {
1267             header('Content-Type: text/plain; charset=utf-8');
1268             echo $exc->getMessage();
1269             exit;
1270         }
1271         $now = new DateTime();
1272         header('Content-Type: text/html; charset=utf-8');
1273         header(
1274             'Content-disposition: attachment; filename=bookmarks_'
1275             .$selection.'_'.$now->format(Bookmark::LINK_DATE_FORMAT).'.html'
1276         );
1277         $PAGE->assign('date', $now->format(DateTime::RFC822));
1278         $PAGE->assign('eol', PHP_EOL);
1279         $PAGE->assign('selection', $selection);
1280         $PAGE->renderPage('export.bookmarks');
1281         exit;
1282     }
1283
1284     if ($targetPage == Router::$PAGE_IMPORT) {
1285         // Upload a Netscape bookmark dump to import its contents
1286
1287         if (! isset($_POST['token']) || ! isset($_FILES['filetoupload'])) {
1288             // Show import dialog
1289             $PAGE->assign(
1290                 'maxfilesize',
1291                 get_max_upload_size(
1292                     ini_get('post_max_size'),
1293                     ini_get('upload_max_filesize'),
1294                     false
1295                 )
1296             );
1297             $PAGE->assign(
1298                 'maxfilesizeHuman',
1299                 get_max_upload_size(
1300                     ini_get('post_max_size'),
1301                     ini_get('upload_max_filesize'),
1302                     true
1303                 )
1304             );
1305             $PAGE->assign('pagetitle', t('Import') .' - '. $conf->get('general.title', 'Shaarli'));
1306             $PAGE->renderPage('import');
1307             exit;
1308         }
1309
1310         // Import bookmarks from an uploaded file
1311         if (isset($_FILES['filetoupload']['size']) && $_FILES['filetoupload']['size'] == 0) {
1312             // The file is too big or some form field may be missing.
1313             $msg = sprintf(
1314                 t(
1315                     'The file you are trying to upload is probably bigger than what this webserver can accept'
1316                     .' (%s). Please upload in smaller chunks.'
1317                 ),
1318                 get_max_upload_size(ini_get('post_max_size'), ini_get('upload_max_filesize'))
1319             );
1320             echo '<script>alert("'. $msg .'");document.location=\'./?do='.Router::$PAGE_IMPORT .'\';</script>';
1321             exit;
1322         }
1323         if (! $sessionManager->checkToken($_POST['token'])) {
1324             die('Wrong token.');
1325         }
1326         $status = NetscapeBookmarkUtils::import(
1327             $_POST,
1328             $_FILES,
1329             $bookmarkService,
1330             $conf,
1331             $history
1332         );
1333         echo '<script>alert("'.$status.'");document.location=\'./?do='
1334              .Router::$PAGE_IMPORT .'\';</script>';
1335         exit;
1336     }
1337
1338     // Plugin administration page
1339     if ($targetPage == Router::$PAGE_PLUGINSADMIN) {
1340         $pluginMeta = $pluginManager->getPluginsMeta();
1341
1342         // Split plugins into 2 arrays: ordered enabled plugins and disabled.
1343         $enabledPlugins = array_filter($pluginMeta, function ($v) {
1344             return $v['order'] !== false;
1345         });
1346         // Load parameters.
1347         $enabledPlugins = load_plugin_parameter_values($enabledPlugins, $conf->get('plugins', array()));
1348         uasort(
1349             $enabledPlugins,
1350             function ($a, $b) {
1351                 return $a['order'] - $b['order'];
1352             }
1353         );
1354         $disabledPlugins = array_filter($pluginMeta, function ($v) {
1355             return $v['order'] === false;
1356         });
1357
1358         $PAGE->assign('enabledPlugins', $enabledPlugins);
1359         $PAGE->assign('disabledPlugins', $disabledPlugins);
1360         $PAGE->assign('pagetitle', t('Plugin administration') .' - '. $conf->get('general.title', 'Shaarli'));
1361         $PAGE->renderPage('pluginsadmin');
1362         exit;
1363     }
1364
1365     // Plugin administration form action
1366     if ($targetPage == Router::$PAGE_SAVE_PLUGINSADMIN) {
1367         try {
1368             if (isset($_POST['parameters_form'])) {
1369                 $pluginManager->executeHooks('save_plugin_parameters', $_POST);
1370                 unset($_POST['parameters_form']);
1371                 foreach ($_POST as $param => $value) {
1372                     $conf->set('plugins.'. $param, escape($value));
1373                 }
1374             } else {
1375                 $conf->set('general.enabled_plugins', save_plugin_config($_POST));
1376             }
1377             $conf->write($loginManager->isLoggedIn());
1378             $history->updateSettings();
1379         } catch (Exception $e) {
1380             error_log(
1381                 'ERROR while saving plugin configuration:.' . PHP_EOL .
1382                 $e->getMessage()
1383             );
1384
1385             // TODO: do not handle exceptions/errors in JS.
1386             echo '<script>alert("'
1387                 . $e->getMessage()
1388                 .'");document.location=\'./?do='
1389                 . Router::$PAGE_PLUGINSADMIN
1390                 .'\';</script>';
1391             exit;
1392         }
1393         header('Location: ./?do='. Router::$PAGE_PLUGINSADMIN);
1394         exit;
1395     }
1396
1397     // Get a fresh token
1398     if ($targetPage == Router::$GET_TOKEN) {
1399         header('Content-Type:text/plain');
1400         echo $sessionManager->generateToken();
1401         exit;
1402     }
1403
1404     // -------- Thumbnails Update
1405     if ($targetPage == Router::$PAGE_THUMBS_UPDATE) {
1406         $ids = [];
1407         foreach ($bookmarkService->search() as $bookmark) {
1408             // A note or not HTTP(S)
1409             if ($bookmark->isNote() || ! startsWith(strtolower($bookmark->getUrl()), 'http')) {
1410                 continue;
1411             }
1412             $ids[] = $bookmark->getId();
1413         }
1414         $PAGE->assign('ids', $ids);
1415         $PAGE->assign('pagetitle', t('Thumbnails update') .' - '. $conf->get('general.title', 'Shaarli'));
1416         $PAGE->renderPage('thumbnails');
1417         exit;
1418     }
1419
1420     // -------- Single Thumbnail Update
1421     if ($targetPage == Router::$AJAX_THUMB_UPDATE) {
1422         if (! isset($_POST['id']) || ! ctype_digit($_POST['id'])) {
1423             http_response_code(400);
1424             exit;
1425         }
1426         $id = (int) $_POST['id'];
1427         if (! $bookmarkService->exists($id)) {
1428             http_response_code(404);
1429             exit;
1430         }
1431         $thumbnailer = new Thumbnailer($conf);
1432         $bookmark = $bookmarkService->get($id);
1433         $bookmark->setThumbnail($thumbnailer->get($bookmark->getUrl()));
1434         $bookmarkService->set($bookmark);
1435
1436         $factory = new FormatterFactory($conf, $loginManager->isLoggedIn());
1437         echo json_encode($factory->getFormatter('raw')->format($bookmark));
1438         exit;
1439     }
1440
1441     // -------- Otherwise, simply display search form and bookmarks:
1442     showLinkList($PAGE, $bookmarkService, $conf, $pluginManager, $loginManager);
1443     exit;
1444 }
1445
1446 /**
1447  * Template for the list of bookmarks (<div id="linklist">)
1448  * This function fills all the necessary fields in the $PAGE for the template 'linklist.html'
1449  *
1450  * @param pageBuilder              $PAGE          pageBuilder instance.
1451  * @param BookmarkServiceInterface $linkDb        LinkDB instance.
1452  * @param ConfigManager            $conf          Configuration Manager instance.
1453  * @param PluginManager            $pluginManager Plugin Manager instance.
1454  * @param LoginManager             $loginManager  LoginManager instance
1455  */
1456 function buildLinkList($PAGE, $linkDb, $conf, $pluginManager, $loginManager)
1457 {
1458     $factory = new FormatterFactory($conf, $loginManager->isLoggedIn());
1459     $formatter = $factory->getFormatter();
1460
1461     // Used in templates
1462     if (isset($_GET['searchtags'])) {
1463         if (! empty($_GET['searchtags'])) {
1464             $searchtags = escape(normalize_spaces($_GET['searchtags']));
1465         } else {
1466             $searchtags = false;
1467         }
1468     } else {
1469         $searchtags = '';
1470     }
1471     $searchterm = !empty($_GET['searchterm']) ? escape(normalize_spaces($_GET['searchterm'])) : '';
1472
1473     // Smallhash filter
1474     if (! empty($_SERVER['QUERY_STRING'])
1475         && preg_match('/^[a-zA-Z0-9-_@]{6}($|&|#)/', $_SERVER['QUERY_STRING'])) {
1476         try {
1477             $linksToDisplay = $linkDb->findByHash($_SERVER['QUERY_STRING']);
1478         } catch (BookmarkNotFoundException $e) {
1479             $PAGE->render404($e->getMessage());
1480             exit;
1481         }
1482     } else {
1483         // Filter bookmarks according search parameters.
1484         $visibility = ! empty($_SESSION['visibility']) ? $_SESSION['visibility'] : null;
1485         $request = [
1486             'searchtags' => $searchtags,
1487             'searchterm' => $searchterm,
1488         ];
1489         $linksToDisplay = $linkDb->search($request, $visibility, false, !empty($_SESSION['untaggedonly']));
1490     }
1491
1492     // ---- Handle paging.
1493     $keys = array();
1494     foreach ($linksToDisplay as $key => $value) {
1495         $keys[] = $key;
1496     }
1497
1498     // Select articles according to paging.
1499     $pagecount = ceil(count($keys) / $_SESSION['LINKS_PER_PAGE']);
1500     $pagecount = $pagecount == 0 ? 1 : $pagecount;
1501     $page= empty($_GET['page']) ? 1 : intval($_GET['page']);
1502     $page = $page < 1 ? 1 : $page;
1503     $page = $page > $pagecount ? $pagecount : $page;
1504     // Start index.
1505     $i = ($page-1) * $_SESSION['LINKS_PER_PAGE'];
1506     $end = $i + $_SESSION['LINKS_PER_PAGE'];
1507
1508     $thumbnailsEnabled = $conf->get('thumbnails.mode', Thumbnailer::MODE_NONE) !== Thumbnailer::MODE_NONE;
1509     if ($thumbnailsEnabled) {
1510         $thumbnailer = new Thumbnailer($conf);
1511     }
1512
1513     $linkDisp = array();
1514     while ($i<$end && $i<count($keys)) {
1515         $link = $formatter->format($linksToDisplay[$keys[$i]]);
1516
1517         // Logged in, thumbnails enabled, not a note,
1518         // and (never retrieved yet or no valid cache file)
1519         if ($loginManager->isLoggedIn()
1520             && $thumbnailsEnabled
1521             && !$linksToDisplay[$keys[$i]]->isNote()
1522             && $linksToDisplay[$keys[$i]]->getThumbnail() !== false
1523             && ! is_file($linksToDisplay[$keys[$i]]->getThumbnail())
1524         ) {
1525             $linksToDisplay[$keys[$i]]->setThumbnail($thumbnailer->get($link['url']));
1526             $linkDb->set($linksToDisplay[$keys[$i]], false);
1527             $updateDB = true;
1528             $link['thumbnail'] = $linksToDisplay[$keys[$i]]->getThumbnail();
1529         }
1530
1531         // Check for both signs of a note: starting with ? and 7 chars long.
1532 //        if ($link['url'][0] === '?' && strlen($link['url']) === 7) {
1533 //            $link['url'] = index_url($_SERVER) . $link['url'];
1534 //        }
1535
1536         $linkDisp[$keys[$i]] = $link;
1537         $i++;
1538     }
1539
1540     // If we retrieved new thumbnails, we update the database.
1541     if (!empty($updateDB)) {
1542         $linkDb->save();
1543     }
1544
1545     // Compute paging navigation
1546     $searchtagsUrl = $searchtags === '' ? '' : '&searchtags=' . urlencode($searchtags);
1547     $searchtermUrl = empty($searchterm) ? '' : '&searchterm=' . urlencode($searchterm);
1548     $previous_page_url = '';
1549     if ($i != count($keys)) {
1550         $previous_page_url = '?page=' . ($page+1) . $searchtermUrl . $searchtagsUrl;
1551     }
1552     $next_page_url='';
1553     if ($page>1) {
1554         $next_page_url = '?page=' . ($page-1) . $searchtermUrl . $searchtagsUrl;
1555     }
1556
1557     // Fill all template fields.
1558     $data = array(
1559         'previous_page_url' => $previous_page_url,
1560         'next_page_url' => $next_page_url,
1561         'page_current' => $page,
1562         'page_max' => $pagecount,
1563         'result_count' => count($linksToDisplay),
1564         'search_term' => $searchterm,
1565         'search_tags' => $searchtags,
1566         'visibility' => ! empty($_SESSION['visibility']) ? $_SESSION['visibility'] : '',
1567         'links' => $linkDisp,
1568     );
1569
1570     // If there is only a single link, we change on-the-fly the title of the page.
1571     if (count($linksToDisplay) == 1) {
1572         $data['pagetitle'] = $linksToDisplay[$keys[0]]->getTitle() .' - '. $conf->get('general.title');
1573     } elseif (! empty($searchterm) || ! empty($searchtags)) {
1574         $data['pagetitle'] = t('Search: ');
1575         $data['pagetitle'] .= ! empty($searchterm) ? $searchterm .' ' : '';
1576         $bracketWrap = function ($tag) {
1577             return '['. $tag .']';
1578         };
1579         $data['pagetitle'] .= ! empty($searchtags)
1580             ? implode(' ', array_map($bracketWrap, preg_split('/\s+/', $searchtags))).' '
1581             : '';
1582         $data['pagetitle'] .= '- '. $conf->get('general.title');
1583     }
1584
1585     $pluginManager->executeHooks('render_linklist', $data, array('loggedin' => $loginManager->isLoggedIn()));
1586
1587     foreach ($data as $key => $value) {
1588         $PAGE->assign($key, $value);
1589     }
1590
1591     return;
1592 }
1593
1594 /**
1595  * Installation
1596  * This function should NEVER be called if the file data/config.php exists.
1597  *
1598  * @param ConfigManager  $conf           Configuration Manager instance.
1599  * @param SessionManager $sessionManager SessionManager instance
1600  * @param LoginManager   $loginManager   LoginManager instance
1601  */
1602 function install($conf, $sessionManager, $loginManager)
1603 {
1604     // On free.fr host, make sure the /sessions directory exists, otherwise login will not work.
1605     if (endsWith($_SERVER['HTTP_HOST'], '.free.fr') && !is_dir($_SERVER['DOCUMENT_ROOT'].'/sessions')) {
1606         mkdir($_SERVER['DOCUMENT_ROOT'].'/sessions', 0705);
1607     }
1608
1609
1610     // This part makes sure sessions works correctly.
1611     // (Because on some hosts, session.save_path may not be set correctly,
1612     // or we may not have write access to it.)
1613     if (isset($_GET['test_session'])
1614         && ( !isset($_SESSION) || !isset($_SESSION['session_tested']) || $_SESSION['session_tested']!='Working')) {
1615         // Step 2: Check if data in session is correct.
1616         $msg = t(
1617             '<pre>Sessions do not seem to work correctly on your server.<br>'.
1618             'Make sure the variable "session.save_path" is set correctly in your PHP config, '.
1619             'and that you have write access to it.<br>'.
1620             'It currently points to %s.<br>'.
1621             'On some browsers, accessing your server via a hostname like \'localhost\' '.
1622             'or any custom hostname without a dot causes cookie storage to fail. '.
1623             'We recommend accessing your server via it\'s IP address or Fully Qualified Domain Name.<br>'
1624         );
1625         $msg = sprintf($msg, session_save_path());
1626         echo $msg;
1627         echo '<br><a href="?">'. t('Click to try again.') .'</a></pre>';
1628         die;
1629     }
1630     if (!isset($_SESSION['session_tested'])) {
1631         // Step 1 : Try to store data in session and reload page.
1632         $_SESSION['session_tested'] = 'Working';  // Try to set a variable in session.
1633         header('Location: '.index_url($_SERVER).'?test_session');  // Redirect to check stored data.
1634     }
1635     if (isset($_GET['test_session'])) {
1636         // Step 3: Sessions are OK. Remove test parameter from URL.
1637         header('Location: '.index_url($_SERVER));
1638     }
1639
1640
1641     if (!empty($_POST['setlogin']) && !empty($_POST['setpassword'])) {
1642         $tz = 'UTC';
1643         if (!empty($_POST['continent']) && !empty($_POST['city'])
1644             && isTimeZoneValid($_POST['continent'], $_POST['city'])
1645         ) {
1646             $tz = $_POST['continent'].'/'.$_POST['city'];
1647         }
1648         $conf->set('general.timezone', $tz);
1649         $login = $_POST['setlogin'];
1650         $conf->set('credentials.login', $login);
1651         $salt = sha1(uniqid('', true) .'_'. mt_rand());
1652         $conf->set('credentials.salt', $salt);
1653         $conf->set('credentials.hash', sha1($_POST['setpassword'] . $login . $salt));
1654         if (!empty($_POST['title'])) {
1655             $conf->set('general.title', escape($_POST['title']));
1656         } else {
1657             $conf->set('general.title', 'Shared bookmarks on '.escape(index_url($_SERVER)));
1658         }
1659         $conf->set('translation.language', escape($_POST['language']));
1660         $conf->set('updates.check_updates', !empty($_POST['updateCheck']));
1661         $conf->set('api.enabled', !empty($_POST['enableApi']));
1662         $conf->set(
1663             'api.secret',
1664             generate_api_secret(
1665                 $conf->get('credentials.login'),
1666                 $conf->get('credentials.salt')
1667             )
1668         );
1669         try {
1670             // Everything is ok, let's create config file.
1671             $conf->write($loginManager->isLoggedIn());
1672         } catch (Exception $e) {
1673             error_log(
1674                 'ERROR while writing config file after installation.' . PHP_EOL .
1675                     $e->getMessage()
1676             );
1677
1678             // TODO: do not handle exceptions/errors in JS.
1679             echo '<script>alert("'. $e->getMessage() .'");document.location=\'?\';</script>';
1680             exit;
1681         }
1682
1683         $history = new History($conf->get('resource.history'));
1684         $bookmarkService = new BookmarkFileService($conf, $history, true);
1685         if ($bookmarkService->count() === 0) {
1686             $bookmarkService->initialize();
1687         }
1688
1689         echo '<script>alert('
1690             .'"Shaarli is now configured. '
1691             .'Please enter your login/password and start shaaring your bookmarks!"'
1692             .');document.location=\'./login\';</script>';
1693         exit;
1694     }
1695
1696     $PAGE = new PageBuilder($conf, $_SESSION, null, $sessionManager->generateToken());
1697     list($continents, $cities) = generateTimeZoneData(timezone_identifiers_list(), date_default_timezone_get());
1698     $PAGE->assign('continents', $continents);
1699     $PAGE->assign('cities', $cities);
1700     $PAGE->assign('languages', Languages::getAvailableLanguages());
1701     $PAGE->renderPage('install');
1702     exit;
1703 }
1704
1705 if (!isset($_SESSION['LINKS_PER_PAGE'])) {
1706     $_SESSION['LINKS_PER_PAGE'] = $conf->get('general.links_per_page', 20);
1707 }
1708
1709 try {
1710     $history = new History($conf->get('resource.history'));
1711 } catch (Exception $e) {
1712     die($e->getMessage());
1713 }
1714
1715 $linkDb = new BookmarkFileService($conf, $history, $loginManager->isLoggedIn());
1716
1717 if (isset($_SERVER['QUERY_STRING']) && startsWith($_SERVER['QUERY_STRING'], 'do=dailyrss')) {
1718     showDailyRSS($linkDb, $conf, $loginManager);
1719     exit;
1720 }
1721
1722 $containerBuilder = new ContainerBuilder($conf, $sessionManager, $loginManager, WEB_PATH);
1723 $container = $containerBuilder->build();
1724 $app = new App($container);
1725
1726 // REST API routes
1727 $app->group('/api/v1', function () {
1728     $this->get('/info', '\Shaarli\Api\Controllers\Info:getInfo')->setName('getInfo');
1729     $this->get('/links', '\Shaarli\Api\Controllers\Links:getLinks')->setName('getLinks');
1730     $this->get('/links/{id:[\d]+}', '\Shaarli\Api\Controllers\Links:getLink')->setName('getLink');
1731     $this->post('/links', '\Shaarli\Api\Controllers\Links:postLink')->setName('postLink');
1732     $this->put('/links/{id:[\d]+}', '\Shaarli\Api\Controllers\Links:putLink')->setName('putLink');
1733     $this->delete('/links/{id:[\d]+}', '\Shaarli\Api\Controllers\Links:deleteLink')->setName('deleteLink');
1734
1735     $this->get('/tags', '\Shaarli\Api\Controllers\Tags:getTags')->setName('getTags');
1736     $this->get('/tags/{tagName:[\w]+}', '\Shaarli\Api\Controllers\Tags:getTag')->setName('getTag');
1737     $this->put('/tags/{tagName:[\w]+}', '\Shaarli\Api\Controllers\Tags:putTag')->setName('putTag');
1738     $this->delete('/tags/{tagName:[\w]+}', '\Shaarli\Api\Controllers\Tags:deleteTag')->setName('deleteTag');
1739
1740     $this->get('/history', '\Shaarli\Api\Controllers\HistoryController:getHistory')->setName('getHistory');
1741 })->add('\Shaarli\Api\ApiMiddleware');
1742
1743 $app->group('', function () {
1744     $this->get('/login', '\Shaarli\Front\Controller\LoginController:index')->setName('login');
1745     $this->get('/logout', '\Shaarli\Front\Controller\LogoutController:index')->setName('logout');
1746     $this->get('/picture-wall', '\Shaarli\Front\Controller\PictureWallController:index')->setName('picwall');
1747     $this->get('/tag-cloud', '\Shaarli\Front\Controller\TagCloudController:cloud')->setName('tagcloud');
1748     $this->get('/tag-list', '\Shaarli\Front\Controller\TagCloudController:list')->setName('taglist');
1749     $this->get('/daily', '\Shaarli\Front\Controller\DailyController:index')->setName('daily');
1750
1751     $this->get('/add-tag/{newTag}', '\Shaarli\Front\Controller\TagController:addTag')->setName('add-tag');
1752 })->add('\Shaarli\Front\ShaarliMiddleware');
1753
1754 $response = $app->run(true);
1755
1756 // Hack to make Slim and Shaarli router work together:
1757 // If a Slim route isn't found and NOT API call, we call renderPage().
1758 if ($response->getStatusCode() == 404 && strpos($_SERVER['REQUEST_URI'], '/api/v1') === false) {
1759     // We use UTF-8 for proper international characters handling.
1760     header('Content-Type: text/html; charset=utf-8');
1761     renderPage($conf, $pluginManager, $linkDb, $history, $sessionManager, $loginManager);
1762 } else {
1763     $response = $response
1764         ->withHeader('Access-Control-Allow-Origin', '*')
1765         ->withHeader(
1766             'Access-Control-Allow-Headers',
1767             'X-Requested-With, Content-Type, Accept, Origin, Authorization'
1768         )
1769         ->withHeader('Access-Control-Allow-Methods', 'GET, POST, PUT, DELETE, OPTIONS');
1770     $app->respond($response);
1771 }