]> git.immae.eu Git - github/shaarli/Shaarli.git/blobdiff - index.php
Process session filters through Slim controllers
[github/shaarli/Shaarli.git] / index.php
index 76ad36964af2ef535f33bbb3bf3951f83b2439af..a31cbeab68106756d929b056d71b3b1377bf17db 100644 (file)
--- a/index.php
+++ b/index.php
@@ -53,7 +53,6 @@ require_once __DIR__ . '/vendor/autoload.php';
 // Shaarli library
 require_once 'application/bookmark/LinkUtils.php';
 require_once 'application/config/ConfigPlugin.php';
-require_once 'application/feed/Cache.php';
 require_once 'application/http/HttpUtils.php';
 require_once 'application/http/UrlUtils.php';
 require_once 'application/updater/UpdaterUtils.php';
@@ -61,29 +60,32 @@ require_once 'application/FileUtils.php';
 require_once 'application/TimeZone.php';
 require_once 'application/Utils.php';
 
-use \Shaarli\ApplicationUtils;
-use Shaarli\Bookmark\BookmarkServiceInterface;
-use \Shaarli\Bookmark\Exception\BookmarkNotFoundException;
+use Shaarli\ApplicationUtils;
 use Shaarli\Bookmark\Bookmark;
-use Shaarli\Bookmark\BookmarkFilter;
 use Shaarli\Bookmark\BookmarkFileService;
-use \Shaarli\Config\ConfigManager;
-use \Shaarli\Feed\CachedPage;
-use \Shaarli\Feed\FeedBuilder;
+use Shaarli\Bookmark\BookmarkFilter;
+use Shaarli\Bookmark\BookmarkServiceInterface;
+use Shaarli\Bookmark\Exception\BookmarkNotFoundException;
+use Shaarli\Config\ConfigManager;
+use Shaarli\Container\ContainerBuilder;
+use Shaarli\Feed\CachedPage;
+use Shaarli\Feed\FeedBuilder;
 use Shaarli\Formatter\BookmarkMarkdownFormatter;
 use Shaarli\Formatter\FormatterFactory;
-use \Shaarli\History;
-use \Shaarli\Languages;
-use \Shaarli\Netscape\NetscapeBookmarkUtils;
-use \Shaarli\Plugin\PluginManager;
-use \Shaarli\Render\PageBuilder;
-use \Shaarli\Render\ThemeUtils;
-use \Shaarli\Router;
-use \Shaarli\Security\LoginManager;
-use \Shaarli\Security\SessionManager;
-use \Shaarli\Thumbnailer;
-use \Shaarli\Updater\Updater;
-use \Shaarli\Updater\UpdaterUtils;
+use Shaarli\History;
+use Shaarli\Languages;
+use Shaarli\Netscape\NetscapeBookmarkUtils;
+use Shaarli\Plugin\PluginManager;
+use Shaarli\Render\PageBuilder;
+use Shaarli\Render\PageCacheManager;
+use Shaarli\Render\ThemeUtils;
+use Shaarli\Router;
+use Shaarli\Security\LoginManager;
+use Shaarli\Security\SessionManager;
+use Shaarli\Thumbnailer;
+use Shaarli\Updater\Updater;
+use Shaarli\Updater\UpdaterUtils;
+use Slim\App;
 
 // Ensure the PHP version is supported
 try {
@@ -250,7 +252,7 @@ if (isset($_POST['login'])) {
 
         // Optional redirect after login:
         if (isset($_GET['post'])) {
-            $uri = '?post='. urlencode($_GET['post']);
+            $uri = './?post='. urlencode($_GET['post']);
             foreach (array('description', 'source', 'title', 'tags') as $param) {
                 if (!empty($_GET[$param])) {
                     $uri .= '&'.$param.'='.urlencode($_GET[$param]);
@@ -261,22 +263,22 @@ if (isset($_POST['login'])) {
         }
 
         if (isset($_GET['edit_link'])) {
-            header('Location: ?edit_link='. escape($_GET['edit_link']));
+            header('Location: ./?edit_link='. escape($_GET['edit_link']));
             exit;
         }
 
         if (isset($_POST['returnurl'])) {
             // Prevent loops over login screen.
-            if (strpos($_POST['returnurl'], 'do=login') === false) {
+            if (strpos($_POST['returnurl'], '/login') === false) {
                 header('Location: '. generateLocation($_POST['returnurl'], $_SERVER['HTTP_HOST']));
                 exit;
             }
         }
-        header('Location: ?');
+        header('Location: ./?');
         exit;
     } else {
         $loginManager->handleFailedLogin($_SERVER);
-        $redir = '&username='. urlencode($_POST['login']);
+        $redir = '?username='. urlencode($_POST['login']);
         if (isset($_GET['post'])) {
             $redir .= '&post=' . urlencode($_GET['post']);
             foreach (array('description', 'source', 'title', 'tags') as $param) {
@@ -286,7 +288,7 @@ if (isset($_POST['login'])) {
             }
         }
         // Redirect to login screen.
-        echo '<script>alert("'. t("Wrong login/password.") .'");document.location=\'?do=login'.$redir.'\';</script>';
+        echo '<script>alert("'. t("Wrong login/password.") .'");document.location=\'./login'.$redir.'\';</script>';
         exit;
     }
 }
@@ -298,210 +300,6 @@ if (!isset($_SESSION['tokens'])) {
     $_SESSION['tokens']=array();  // Token are attached to the session.
 }
 
-/**
- * Daily RSS feed: 1 RSS entry per day giving all the bookmarks on that day.
- * Gives the last 7 days (which have bookmarks).
- * This RSS feed cannot be filtered.
- *
- * @param BookmarkServiceInterface $bookmarkService
- * @param ConfigManager            $conf            Configuration Manager instance
- * @param LoginManager             $loginManager    LoginManager instance
- */
-function showDailyRSS($bookmarkService, $conf, $loginManager)
-{
-    // Cache system
-    $query = $_SERVER['QUERY_STRING'];
-    $cache = new CachedPage(
-        $conf->get('config.PAGE_CACHE'),
-        page_url($_SERVER),
-        startsWith($query, 'do=dailyrss') && !$loginManager->isLoggedIn()
-    );
-    $cached = $cache->cachedVersion();
-    if (!empty($cached)) {
-        echo $cached;
-        exit;
-    }
-
-    /* Some Shaarlies may have very few bookmarks, so we need to look
-       back in time until we have enough days ($nb_of_days).
-    */
-    $nb_of_days = 7; // We take 7 days.
-    $today = date('Ymd');
-    $days = array();
-
-    foreach ($bookmarkService->search() as $bookmark) {
-        $day = $bookmark->getCreated()->format('Ymd'); // Extract day (without time)
-        if (strcmp($day, $today) < 0) {
-            if (empty($days[$day])) {
-                $days[$day] = array();
-            }
-            $days[$day][] = $bookmark;
-        }
-
-        if (count($days) > $nb_of_days) {
-            break; // Have we collected enough days?
-        }
-    }
-
-    // Build the RSS feed.
-    header('Content-Type: application/rss+xml; charset=utf-8');
-    $pageaddr = escape(index_url($_SERVER));
-    echo '<?xml version="1.0" encoding="UTF-8"?><rss version="2.0">';
-    echo '<channel>';
-    echo '<title>Daily - '. $conf->get('general.title') . '</title>';
-    echo '<link>'. $pageaddr .'</link>';
-    echo '<description>Daily shared bookmarks</description>';
-    echo '<language>en-en</language>';
-    echo '<copyright>'. $pageaddr .'</copyright>'. PHP_EOL;
-
-    $factory = new FormatterFactory($conf, $loginManager->isLoggedIn());
-    $formatter = $factory->getFormatter();
-    $formatter->addContextData('index_url', index_url($_SERVER));
-    // For each day.
-    /** @var Bookmark[] $bookmarks */
-    foreach ($days as $day => $bookmarks) {
-        $formattedBookmarks = [];
-        $dayDate = DateTime::createFromFormat(Bookmark::LINK_DATE_FORMAT, $day.'_000000');
-        $absurl = escape(index_url($_SERVER).'?do=daily&day='.$day);  // Absolute URL of the corresponding "Daily" page.
-
-        // We pre-format some fields for proper output.
-        foreach ($bookmarks as $key => $bookmark) {
-            $formattedBookmarks[$key] = $formatter->format($bookmark);
-            // This page is a bit specific, we need raw description to calculate the length
-            $formattedBookmarks[$key]['formatedDescription'] = $formattedBookmarks[$key]['description'];
-            $formattedBookmarks[$key]['description'] = $bookmark->getDescription();
-
-            if ($bookmark->isNote()) {
-                $link['url'] = index_url($_SERVER) . $bookmark->getUrl();  // make permalink URL absolute
-            }
-        }
-
-        // Then build the HTML for this day:
-        $tpl = new RainTPL();
-        $tpl->assign('title', $conf->get('general.title'));
-        $tpl->assign('daydate', $dayDate->getTimestamp());
-        $tpl->assign('absurl', $absurl);
-        $tpl->assign('links', $formattedBookmarks);
-        $tpl->assign('rssdate', escape($dayDate->format(DateTime::RSS)));
-        $tpl->assign('hide_timestamps', $conf->get('privacy.hide_timestamps', false));
-        $tpl->assign('index_url', $pageaddr);
-        $html = $tpl->draw('dailyrss', true);
-
-        echo $html . PHP_EOL;
-    }
-    echo '</channel></rss><!-- Cached version of '. escape(page_url($_SERVER)) .' -->';
-
-    $cache->cache(ob_get_contents());
-    ob_end_flush();
-    exit;
-}
-
-/**
- * Show the 'Daily' page.
- *
- * @param PageBuilder              $pageBuilder     Template engine wrapper.
- * @param BookmarkServiceInterface $bookmarkService instance.
- * @param ConfigManager            $conf            Configuration Manager instance.
- * @param PluginManager            $pluginManager   Plugin Manager instance.
- * @param LoginManager             $loginManager    Login Manager instance
- */
-function showDaily($pageBuilder, $bookmarkService, $conf, $pluginManager, $loginManager)
-{
-    if (isset($_GET['day'])) {
-        $day = $_GET['day'];
-        if ($day === date('Ymd', strtotime('now'))) {
-            $pageBuilder->assign('dayDesc', t('Today'));
-        } elseif ($day === date('Ymd', strtotime('-1 days'))) {
-            $pageBuilder->assign('dayDesc', t('Yesterday'));
-        }
-    } else {
-        $day = date('Ymd', strtotime('now')); // Today, in format YYYYMMDD.
-        $pageBuilder->assign('dayDesc', t('Today'));
-    }
-
-    $days = $bookmarkService->days();
-    $i = array_search($day, $days);
-    if ($i === false && count($days)) {
-        // no bookmarks for day, but at least one day with bookmarks
-        $i = count($days) - 1;
-        $day = $days[$i];
-    }
-    $previousday = '';
-    $nextday = '';
-
-    if ($i !== false) {
-        if ($i >= 1) {
-             $previousday = $days[$i - 1];
-        }
-        if ($i < count($days) - 1) {
-            $nextday = $days[$i + 1];
-        }
-    }
-    try {
-        $linksToDisplay = $bookmarkService->filterDay($day);
-    } catch (Exception $exc) {
-        error_log($exc);
-        $linksToDisplay = [];
-    }
-
-    $factory = new FormatterFactory($conf, $loginManager->isLoggedIn());
-    $formatter = $factory->getFormatter();
-    // We pre-format some fields for proper output.
-    foreach ($linksToDisplay as $key => $bookmark) {
-        $linksToDisplay[$key] = $formatter->format($bookmark);
-        // This page is a bit specific, we need raw description to calculate the length
-        $linksToDisplay[$key]['formatedDescription'] = $linksToDisplay[$key]['description'];
-        $linksToDisplay[$key]['description'] = $bookmark->getDescription();
-    }
-
-    $dayDate = DateTime::createFromFormat(Bookmark::LINK_DATE_FORMAT, $day.'_000000');
-    $data = array(
-        'pagetitle' => $conf->get('general.title') .' - '. format_date($dayDate, false),
-        'linksToDisplay' => $linksToDisplay,
-        'day' => $dayDate->getTimestamp(),
-        'dayDate' => $dayDate,
-        'previousday' => $previousday,
-        'nextday' => $nextday,
-    );
-
-    /* Hook is called before column construction so that plugins don't have
-       to deal with columns. */
-    $pluginManager->executeHooks('render_daily', $data, array('loggedin' => $loginManager->isLoggedIn()));
-
-    /* We need to spread the articles on 3 columns.
-       I did not want to use a JavaScript lib like http://masonry.desandro.com/
-       so I manually spread entries with a simple method: I roughly evaluate the
-       height of a div according to title and description length.
-    */
-    $columns = array(array(), array(), array()); // Entries to display, for each column.
-    $fill = array(0, 0, 0);  // Rough estimate of columns fill.
-    foreach ($data['linksToDisplay'] as $key => $bookmark) {
-        // Roughly estimate length of entry (by counting characters)
-        // Title: 30 chars = 1 line. 1 line is 30 pixels height.
-        // Description: 836 characters gives roughly 342 pixel height.
-        // This is not perfect, but it's usually OK.
-        $length = strlen($bookmark['title']) + (342 * strlen($bookmark['description'])) / 836;
-        if (! empty($bookmark['thumbnail'])) {
-            $length += 100; // 1 thumbnails roughly takes 100 pixels height.
-        }
-        // Then put in column which is the less filled:
-        $smallest = min($fill); // find smallest value in array.
-        $index = array_search($smallest, $fill); // find index of this smallest value.
-        array_push($columns[$index], $bookmark); // Put entry in this column.
-        $fill[$index] += $length;
-    }
-
-    $data['cols'] = $columns;
-
-    foreach ($data as $key => $value) {
-        $pageBuilder->assign($key, $value);
-    }
-
-    $pageBuilder->assign('pagetitle', t('Daily') .' - '. $conf->get('general.title', 'Shaarli'));
-    $pageBuilder->renderPage('daily');
-    exit;
-}
-
 /**
  * Renders the linklist
  *
@@ -528,6 +326,7 @@ function showLinkList($PAGE, $linkDb, $conf, $pluginManager, $loginManager)
  */
 function renderPage($conf, $pluginManager, $bookmarkService, $history, $sessionManager, $loginManager)
 {
+    $pageCacheManager = new PageCacheManager($conf->get('resource.page_cache'), $loginManager->isLoggedIn());
     $updater = new Updater(
         UpdaterUtils::read_updates_file($conf->get('resource.updates')),
         $bookmarkService,
@@ -541,6 +340,8 @@ function renderPage($conf, $pluginManager, $bookmarkService, $history, $sessionM
                 $conf->get('resource.updates'),
                 $updater->getDoneUpdates()
             );
+
+            $pageCacheManager->invalidateCaches();
         }
     } catch (Exception $e) {
         die($e->getMessage());
@@ -594,336 +395,81 @@ function renderPage($conf, $pluginManager, $bookmarkService, $history, $sessionM
 
     // -------- Display login form.
     if ($targetPage == Router::$PAGE_LOGIN) {
-        if ($conf->get('security.open_shaarli')) {
-            header('Location: ?');
-            exit;
-        }  // No need to login for open Shaarli
-        if (isset($_GET['username'])) {
-            $PAGE->assign('username', escape($_GET['username']));
-        }
-        $PAGE->assign('returnurl', (isset($_SERVER['HTTP_REFERER']) ? escape($_SERVER['HTTP_REFERER']):''));
-        // add default state of the 'remember me' checkbox
-        $PAGE->assign('remember_user_default', $conf->get('privacy.remember_user_default'));
-        $PAGE->assign('user_can_login', $loginManager->canLogin($_SERVER));
-        $PAGE->assign('pagetitle', t('Login') .' - '. $conf->get('general.title', 'Shaarli'));
-        $PAGE->renderPage('loginform');
+        header('Location: ./login');
         exit;
     }
     // -------- User wants to logout.
     if (isset($_SERVER['QUERY_STRING']) && startsWith($_SERVER['QUERY_STRING'], 'do=logout')) {
-        invalidateCaches($conf->get('resource.page_cache'));
-        $sessionManager->logout();
-        setcookie(LoginManager::$STAY_SIGNED_IN_COOKIE, 'false', 0, WEB_PATH);
-        header('Location: ?');
+        header('Location: ./logout');
         exit;
     }
 
     // -------- Picture wall
     if ($targetPage == Router::$PAGE_PICWALL) {
-        $PAGE->assign('pagetitle', t('Picture wall') .' - '. $conf->get('general.title', 'Shaarli'));
-        if (! $conf->get('thumbnails.mode', Thumbnailer::MODE_NONE) === Thumbnailer::MODE_NONE) {
-            $PAGE->assign('linksToDisplay', []);
-            $PAGE->renderPage('picwall');
-            exit;
-        }
-
-        // Optionally filter the results:
-        $links = $bookmarkService->search($_GET);
-        $linksToDisplay = [];
-
-        // Get only bookmarks which have a thumbnail.
-        // Note: we do not retrieve thumbnails here, the request is too heavy.
-        $factory = new FormatterFactory($conf, $loginManager->isLoggedIn());
-        $formatter = $factory->getFormatter();
-        foreach ($links as $key => $link) {
-            if ($link->getThumbnail() !== false) {
-                $linksToDisplay[] = $formatter->format($link);
-            }
-        }
-
-        $data = [
-            'linksToDisplay' => $linksToDisplay,
-        ];
-        $pluginManager->executeHooks('render_picwall', $data, ['loggedin' => $loginManager->isLoggedIn()]);
-
-        foreach ($data as $key => $value) {
-            $PAGE->assign($key, $value);
-        }
-
-        $PAGE->renderPage('picwall');
+        header('Location: ./picture-wall');
         exit;
     }
 
     // -------- Tag cloud
     if ($targetPage == Router::$PAGE_TAGCLOUD) {
-        $visibility = ! empty($_SESSION['visibility']) ? $_SESSION['visibility'] : '';
-        $filteringTags = isset($_GET['searchtags']) ? explode(' ', $_GET['searchtags']) : [];
-        $tags = $bookmarkService->bookmarksCountPerTag($filteringTags, $visibility);
-
-        // We sort tags alphabetically, then choose a font size according to count.
-        // First, find max value.
-        $maxcount = 0;
-        foreach ($tags as $value) {
-            $maxcount = max($maxcount, $value);
-        }
-
-        alphabetical_sort($tags, false, true);
-
-        $tagList = array();
-        foreach ($tags as $key => $value) {
-            if (in_array($key, $filteringTags)) {
-                continue;
-            }
-            // Tag font size scaling:
-            //   default 15 and 30 logarithm bases affect scaling,
-            //   22 and 6 are arbitrary font sizes for max and min sizes.
-            $size = log($value, 15) / log($maxcount, 30) * 2.2 + 0.8;
-            $tagList[$key] = array(
-                'count' => $value,
-                'size' => number_format($size, 2, '.', ''),
-            );
-        }
-
-        $searchTags = implode(' ', escape($filteringTags));
-        $data = array(
-            'search_tags' => $searchTags,
-            'tags' => $tagList,
-        );
-        $pluginManager->executeHooks('render_tagcloud', $data, array('loggedin' => $loginManager->isLoggedIn()));
-
-        foreach ($data as $key => $value) {
-            $PAGE->assign($key, $value);
-        }
-
-        $searchTags = ! empty($searchTags) ? $searchTags .' - ' : '';
-        $PAGE->assign('pagetitle', $searchTags. t('Tag cloud') .' - '. $conf->get('general.title', 'Shaarli'));
-        $PAGE->renderPage('tag.cloud');
+        header('Location: ./tag-cloud');
         exit;
     }
 
     // -------- Tag list
     if ($targetPage == Router::$PAGE_TAGLIST) {
-        $visibility = ! empty($_SESSION['visibility']) ? $_SESSION['visibility'] : '';
-        $filteringTags = isset($_GET['searchtags']) ? explode(' ', $_GET['searchtags']) : [];
-        $tags = $bookmarkService->bookmarksCountPerTag($filteringTags, $visibility);
-        foreach ($filteringTags as $tag) {
-            if (array_key_exists($tag, $tags)) {
-                unset($tags[$tag]);
-            }
-        }
-
-        if (! empty($_GET['sort']) && $_GET['sort'] === 'alpha') {
-            alphabetical_sort($tags, false, true);
-        }
-
-        $searchTags = implode(' ', escape($filteringTags));
-        $data = [
-            'search_tags' => $searchTags,
-            'tags' => $tags,
-        ];
-        $pluginManager->executeHooks('render_taglist', $data, ['loggedin' => $loginManager->isLoggedIn()]);
-
-        foreach ($data as $key => $value) {
-            $PAGE->assign($key, $value);
-        }
-
-        $searchTags = ! empty($searchTags) ? $searchTags .' - ' : '';
-        $PAGE->assign('pagetitle', $searchTags . t('Tag list') .' - '. $conf->get('general.title', 'Shaarli'));
-        $PAGE->renderPage('tag.list');
+        header('Location: ./tag-list');
         exit;
     }
 
     // Daily page.
     if ($targetPage == Router::$PAGE_DAILY) {
-        showDaily($PAGE, $bookmarkService, $conf, $pluginManager, $loginManager);
+        $dayParam = !empty($_GET['day']) ? '?day=' . escape($_GET['day']) : '';
+        header('Location: ./daily'. $dayParam);
+        exit;
     }
 
     // ATOM and RSS feed.
     if ($targetPage == Router::$PAGE_FEED_ATOM || $targetPage == Router::$PAGE_FEED_RSS) {
         $feedType = $targetPage == Router::$PAGE_FEED_RSS ? FeedBuilder::$FEED_RSS : FeedBuilder::$FEED_ATOM;
-        header('Content-Type: application/'. $feedType .'+xml; charset=utf-8');
-
-        // Cache system
-        $query = $_SERVER['QUERY_STRING'];
-        $cache = new CachedPage(
-            $conf->get('resource.page_cache'),
-            page_url($_SERVER),
-            startsWith($query, 'do='. $targetPage) && !$loginManager->isLoggedIn()
-        );
-        $cached = $cache->cachedVersion();
-        if (!empty($cached)) {
-            echo $cached;
-            exit;
-        }
 
-        $factory = new FormatterFactory($conf, $loginManager->isLoggedIn());
-        // Generate data.
-        $feedGenerator = new FeedBuilder(
-            $bookmarkService,
-            $factory->getFormatter(),
-            $feedType,
-            $_SERVER,
-            $_GET,
-            $loginManager->isLoggedIn()
-        );
-        $feedGenerator->setLocale(strtolower(setlocale(LC_COLLATE, 0)));
-        $feedGenerator->setHideDates($conf->get('privacy.hide_timestamps') && !$loginManager->isLoggedIn());
-        $feedGenerator->setUsePermalinks(isset($_GET['permalinks']) || !$conf->get('feed.rss_permalinks'));
-        $data = $feedGenerator->buildData();
-
-        // Process plugin hook.
-        $pluginManager->executeHooks('render_feed', $data, array(
-            'loggedin' => $loginManager->isLoggedIn(),
-            'target' => $targetPage,
-        ));
-
-        // Render the template.
-        $PAGE->assignAll($data);
-        $PAGE->renderPage('feed.'. $feedType);
-        $cache->cache(ob_get_contents());
-        ob_end_flush();
+        header('Location: ./feed-'. $feedType .'?'. http_build_query($_GET));
         exit;
     }
 
     // Display opensearch plugin (XML)
     if ($targetPage == Router::$PAGE_OPENSEARCH) {
-        header('Content-Type: application/xml; charset=utf-8');
-        $PAGE->assign('serverurl', index_url($_SERVER));
-        $PAGE->renderPage('opensearch');
+        header('Location: ./open-search');
         exit;
     }
 
     // -------- User clicks on a tag in a link: The tag is added to the list of searched tags (searchtags=...)
     if (isset($_GET['addtag'])) {
-        // Get previous URL (http_referer) and add the tag to the searchtags parameters in query.
-        if (empty($_SERVER['HTTP_REFERER'])) {
-            // In case browser does not send HTTP_REFERER
-            header('Location: ?searchtags='.urlencode($_GET['addtag']));
-            exit;
-        }
-        parse_str(parse_url($_SERVER['HTTP_REFERER'], PHP_URL_QUERY), $params);
-
-        // Prevent redirection loop
-        if (isset($params['addtag'])) {
-            unset($params['addtag']);
-        }
-
-        // Check if this tag is already in the search query and ignore it if it is.
-        // Each tag is always separated by a space
-        if (isset($params['searchtags'])) {
-            $current_tags = explode(' ', $params['searchtags']);
-        } else {
-            $current_tags = array();
-        }
-        $addtag = true;
-        foreach ($current_tags as $value) {
-            if ($value === $_GET['addtag']) {
-                $addtag = false;
-                break;
-            }
-        }
-        // Append the tag if necessary
-        if (empty($params['searchtags'])) {
-            $params['searchtags'] = trim($_GET['addtag']);
-        } elseif ($addtag) {
-            $params['searchtags'] = trim($params['searchtags']).' '.trim($_GET['addtag']);
-        }
-
-        // We also remove page (keeping the same page has no sense, since the
-        // results are different)
-        unset($params['page']);
-
-        header('Location: ?'.http_build_query($params));
+        header('Location: ./add-tag/'. $_GET['addtag']);
         exit;
     }
 
     // -------- User clicks on a tag in result count: Remove the tag from the list of searched tags (searchtags=...)
     if (isset($_GET['removetag'])) {
-        // Get previous URL (http_referer) and remove the tag from the searchtags parameters in query.
-        if (empty($_SERVER['HTTP_REFERER'])) {
-            header('Location: ?');
-            exit;
-        }
-
-        // In case browser does not send HTTP_REFERER
-        parse_str(parse_url($_SERVER['HTTP_REFERER'], PHP_URL_QUERY), $params);
-
-        // Prevent redirection loop
-        if (isset($params['removetag'])) {
-            unset($params['removetag']);
-        }
-
-        if (isset($params['searchtags'])) {
-            $tags = explode(' ', $params['searchtags']);
-            // Remove value from array $tags.
-            $tags = array_diff($tags, array($_GET['removetag']));
-            $params['searchtags'] = implode(' ', $tags);
-
-            if (empty($params['searchtags'])) {
-                unset($params['searchtags']);
-            }
-
-            // We also remove page (keeping the same page has no sense, since
-            // the results are different)
-            unset($params['page']);
-        }
-        header('Location: ?'.http_build_query($params));
+        header('Location: ./remove-tag/'. $_GET['removetag']);
         exit;
     }
 
     // -------- User wants to change the number of bookmarks per page (linksperpage=...)
     if (isset($_GET['linksperpage'])) {
-        if (is_numeric($_GET['linksperpage'])) {
-            $_SESSION['LINKS_PER_PAGE']=abs(intval($_GET['linksperpage']));
-        }
-
-        if (! empty($_SERVER['HTTP_REFERER'])) {
-            $location = generateLocation($_SERVER['HTTP_REFERER'], $_SERVER['HTTP_HOST'], array('linksperpage'));
-        } else {
-            $location = '?';
-        }
-        header('Location: '. $location);
+        header('Location: ./links-per-page?nb='. $_GET['linksperpage']);
         exit;
     }
 
     // -------- User wants to see only private bookmarks (toggle)
     if (isset($_GET['visibility'])) {
-        if ($_GET['visibility'] === 'private') {
-            // Visibility not set or not already private, set private, otherwise reset it
-            if (empty($_SESSION['visibility']) || $_SESSION['visibility'] !== 'private') {
-                // See only private bookmarks
-                $_SESSION['visibility'] = 'private';
-            } else {
-                unset($_SESSION['visibility']);
-            }
-        } elseif ($_GET['visibility'] === 'public') {
-            if (empty($_SESSION['visibility']) || $_SESSION['visibility'] !== 'public') {
-                // See only public bookmarks
-                $_SESSION['visibility'] = 'public';
-            } else {
-                unset($_SESSION['visibility']);
-            }
-        }
-
-        if (! empty($_SERVER['HTTP_REFERER'])) {
-            $location = generateLocation($_SERVER['HTTP_REFERER'], $_SERVER['HTTP_HOST'], array('visibility'));
-        } else {
-            $location = '?';
-        }
-        header('Location: '. $location);
+        header('Location: ./visibility/'. $_GET['visibility']);
         exit;
     }
 
     // -------- User wants to see only untagged bookmarks (toggle)
     if (isset($_GET['untaggedonly'])) {
-        $_SESSION['untaggedonly'] = empty($_SESSION['untaggedonly']);
-
-        if (! empty($_SERVER['HTTP_REFERER'])) {
-            $location = generateLocation($_SERVER['HTTP_REFERER'], $_SERVER['HTTP_HOST'], array('untaggedonly'));
-        } else {
-            $location = '?';
-        }
-        header('Location: '. $location);
+        header('Location: ./untagged-only');
         exit;
     }
 
@@ -933,7 +479,7 @@ function renderPage($conf, $pluginManager, $bookmarkService, $history, $sessionM
         // Show login screen, then redirect to ?post=...
         if (isset($_GET['post'])) {
             header( // Redirect to login page, then back to post link.
-                'Location: ?do=login&post='.urlencode($_GET['post']).
+                'Location: ./login?post='.urlencode($_GET['post']).
                 (!empty($_GET['title'])?'&title='.urlencode($_GET['title']):'').
                 (!empty($_GET['description'])?'&description='.urlencode($_GET['description']):'').
                 (!empty($_GET['tags'])?'&tags='.urlencode($_GET['tags']):'').
@@ -944,7 +490,7 @@ function renderPage($conf, $pluginManager, $bookmarkService, $history, $sessionM
 
         showLinkList($PAGE, $bookmarkService, $conf, $pluginManager, $loginManager);
         if (isset($_GET['edit_link'])) {
-            header('Location: ?do=login&edit_link='. escape($_GET['edit_link']));
+            header('Location: ./login?edit_link='. escape($_GET['edit_link']));
             exit;
         }
 
@@ -988,7 +534,7 @@ function renderPage($conf, $pluginManager, $bookmarkService, $history, $sessionM
             if ($oldhash != $conf->get('credentials.hash')) {
                 echo '<script>alert("'
                     . t('The old password is not correct.')
-                    .'");document.location=\'?do=changepasswd\';</script>';
+                    .'");document.location=\'./?do=changepasswd\';</script>';
                 exit;
             }
             // Save new password
@@ -1011,10 +557,10 @@ function renderPage($conf, $pluginManager, $bookmarkService, $history, $sessionM
                 );
 
                 // TODO: do not handle exceptions/errors in JS.
-                echo '<script>alert("'. $e->getMessage() .'");document.location=\'?do=tools\';</script>';
+                echo '<script>alert("'. $e->getMessage() .'");document.location=\'./?do=tools\';</script>';
                 exit;
             }
-            echo '<script>alert("'. t('Your password has been changed') .'");document.location=\'?do=tools\';</script>';
+            echo '<script>alert("'. t('Your password has been changed') .'");document.location=\'./?do=tools\';</script>';
             exit;
         } else {
             // show the change password form.
@@ -1060,7 +606,7 @@ function renderPage($conf, $pluginManager, $bookmarkService, $history, $sessionM
             ) {
                 $_SESSION['warnings'][] = t(
                     'You have enabled or changed thumbnails mode. '
-                    .'<a href="?do=thumbs_update">Please synchronize them</a>.'
+                    .'<a href="./?do=thumbs_update">Please synchronize them</a>.'
                 );
             }
             $conf->set('thumbnails.mode', $thumbnailsMode);
@@ -1068,7 +614,7 @@ function renderPage($conf, $pluginManager, $bookmarkService, $history, $sessionM
             try {
                 $conf->write($loginManager->isLoggedIn());
                 $history->updateSettings();
-                invalidateCaches($conf->get('resource.page_cache'));
+                $pageCacheManager->invalidateCaches();
             } catch (Exception $e) {
                 error_log(
                     'ERROR while writing config file after configuration update.' . PHP_EOL .
@@ -1076,10 +622,10 @@ function renderPage($conf, $pluginManager, $bookmarkService, $history, $sessionM
                 );
 
                 // TODO: do not handle exceptions/errors in JS.
-                echo '<script>alert("'. $e->getMessage() .'");document.location=\'?do=configure\';</script>';
+                echo '<script>alert("'. $e->getMessage() .'");document.location=\'./?do=configure\';</script>';
                 exit;
             }
-            echo '<script>alert("'. t('Configuration was saved.') .'");document.location=\'?do=configure\';</script>';
+            echo '<script>alert("'. t('Configuration was saved.') .'");document.location=\'./?do=configure\';</script>';
             exit;
         } else {
             // Show the configuration form.
@@ -1139,7 +685,7 @@ function renderPage($conf, $pluginManager, $bookmarkService, $history, $sessionM
         }
         $bookmarkService->save();
         $delete = empty($_POST['totag']);
-        $redirect = $delete ? 'do=changetag' : 'searchtags='. urlencode(escape($_POST['totag']));
+        $redirect = $delete ? './do=changetag' : 'searchtags='. urlencode(escape($_POST['totag']));
         $alert = $delete
             ? sprintf(t('The tag was removed from %d link.', 'The tag was removed from %d bookmarks.', $count), $count)
             : sprintf(t('The tag was renamed in %d link.', 'The tag was renamed in %d bookmarks.', $count), $count);
@@ -1528,7 +1074,7 @@ function renderPage($conf, $pluginManager, $bookmarkService, $history, $sessionM
                 ),
                 get_max_upload_size(ini_get('post_max_size'), ini_get('upload_max_filesize'))
             );
-            echo '<script>alert("'. $msg .'");document.location=\'?do='.Router::$PAGE_IMPORT .'\';</script>';
+            echo '<script>alert("'. $msg .'");document.location=\'./?do='.Router::$PAGE_IMPORT .'\';</script>';
             exit;
         }
         if (! $sessionManager->checkToken($_POST['token'])) {
@@ -1541,7 +1087,7 @@ function renderPage($conf, $pluginManager, $bookmarkService, $history, $sessionM
             $conf,
             $history
         );
-        echo '<script>alert("'.$status.'");document.location=\'?do='
+        echo '<script>alert("'.$status.'");document.location=\'./?do='
              .Router::$PAGE_IMPORT .'\';</script>';
         exit;
     }
@@ -1596,12 +1142,12 @@ function renderPage($conf, $pluginManager, $bookmarkService, $history, $sessionM
             // TODO: do not handle exceptions/errors in JS.
             echo '<script>alert("'
                 . $e->getMessage()
-                .'");document.location=\'?do='
+                .'");document.location=\'./?do='
                 . Router::$PAGE_PLUGINSADMIN
                 .'\';</script>';
             exit;
         }
-        header('Location: ?do='. Router::$PAGE_PLUGINSADMIN);
+        header('Location: ./?do='. Router::$PAGE_PLUGINSADMIN);
         exit;
     }
 
@@ -1900,7 +1446,7 @@ function install($conf, $sessionManager, $loginManager)
         echo '<script>alert('
             .'"Shaarli is now configured. '
             .'Please enter your login/password and start shaaring your bookmarks!"'
-            .');document.location=\'?do=login\';</script>';
+            .');document.location=\'./login\';</script>';
         exit;
     }
 
@@ -1926,15 +1472,13 @@ try {
 $linkDb = new BookmarkFileService($conf, $history, $loginManager->isLoggedIn());
 
 if (isset($_SERVER['QUERY_STRING']) && startsWith($_SERVER['QUERY_STRING'], 'do=dailyrss')) {
-    showDailyRSS($linkDb, $conf, $loginManager);
+    header('Location: ./daily-rss');
     exit;
 }
 
-$container = new \Slim\Container();
-$container['conf'] = $conf;
-$container['plugins'] = $pluginManager;
-$container['history'] = $history;
-$app = new \Slim\App($container);
+$containerBuilder = new ContainerBuilder($conf, $sessionManager, $loginManager, WEB_PATH);
+$container = $containerBuilder->build();
+$app = new App($container);
 
 // REST API routes
 $app->group('/api/v1', function () {
@@ -1953,6 +1497,35 @@ $app->group('/api/v1', function () {
     $this->get('/history', '\Shaarli\Api\Controllers\HistoryController:getHistory')->setName('getHistory');
 })->add('\Shaarli\Api\ApiMiddleware');
 
+$app->group('', function () {
+    $this->get('/login', '\Shaarli\Front\Controller\LoginController:index')->setName('login');
+    $this->get('/logout', '\Shaarli\Front\Controller\LogoutController:index')->setName('logout');
+    $this->get('/picture-wall', '\Shaarli\Front\Controller\PictureWallController:index')->setName('picwall');
+    $this->get('/tag-cloud', '\Shaarli\Front\Controller\TagCloudController:cloud')->setName('tagcloud');
+    $this->get('/tag-list', '\Shaarli\Front\Controller\TagCloudController:list')->setName('taglist');
+    $this->get('/daily', '\Shaarli\Front\Controller\DailyController:index')->setName('daily');
+    $this->get('/daily-rss', '\Shaarli\Front\Controller\DailyController:rss')->setName('dailyrss');
+    $this->get('/feed-atom', '\Shaarli\Front\Controller\FeedController:atom')->setName('feedatom');
+    $this->get('/feed-rss', '\Shaarli\Front\Controller\FeedController:rss')->setName('feedrss');
+    $this->get('/open-search', '\Shaarli\Front\Controller\OpenSearchController:index')->setName('opensearch');
+
+    $this->get('/add-tag/{newTag}', '\Shaarli\Front\Controller\TagController:addTag')->setName('add-tag');
+    $this->get('/remove-tag/{tag}', '\Shaarli\Front\Controller\TagController:removeTag')->setName('remove-tag');
+
+    $this
+        ->get('/links-per-page', '\Shaarli\Front\Controller\SessionFilterController:linksPerPage')
+        ->setName('filter-links-per-page')
+    ;
+    $this
+        ->get('/visibility/{visibility}', '\Shaarli\Front\Controller\SessionFilterController:visibility')
+        ->setName('visibility')
+    ;
+    $this
+        ->get('/untagged-only', '\Shaarli\Front\Controller\SessionFilterController:untaggedOnly')
+        ->setName('untagged-only')
+    ;
+})->add('\Shaarli\Front\ShaarliMiddleware');
+
 $response = $app->run(true);
 
 // Hack to make Slim and Shaarli router work together: