MyShaarli/index.php
ArthurHoaro 1001cc108f
Fix an issue with private tags and fix nomarkdown tag (#1399)
Fix an issue with private tags and fix nomarkdown tag
2020-01-18 17:59:37 +01:00

1971 lines
77 KiB
PHP

<?php
/**
* Shaarli - The personal, minimalist, super-fast, database free, bookmarking service.
*
* Friendly fork by the Shaarli community:
* - https://github.com/shaarli/Shaarli
*
* Original project by sebsauvage.net:
* - http://sebsauvage.net/wiki/doku.php?id=php:shaarli
* - https://github.com/sebsauvage/Shaarli
*
* Licence: http://www.opensource.org/licenses/zlib-license.php
*/
// Set 'UTC' as the default timezone if it is not defined in php.ini
// See http://php.net/manual/en/datetime.configuration.php#ini.date.timezone
if (date_default_timezone_get() == '') {
date_default_timezone_set('UTC');
}
/*
* PHP configuration
*/
// http://server.com/x/shaarli --> /shaarli/
define('WEB_PATH', substr($_SERVER['REQUEST_URI'], 0, 1+strrpos($_SERVER['REQUEST_URI'], '/', 0)));
// High execution time in case of problematic imports/exports.
ini_set('max_input_time', '60');
// Try to set max upload file size and read
ini_set('memory_limit', '128M');
ini_set('post_max_size', '16M');
ini_set('upload_max_filesize', '16M');
// See all error except warnings
error_reporting(E_ALL^E_WARNING);
// 3rd-party libraries
if (! file_exists(__DIR__ . '/vendor/autoload.php')) {
header('Content-Type: text/plain; charset=utf-8');
echo "Error: missing Composer configuration\n\n"
."If you installed Shaarli through Git or using the development branch,\n"
."please refer to the installation documentation to install PHP"
." dependencies using Composer:\n"
."- https://shaarli.readthedocs.io/en/master/Server-configuration/\n"
."- https://shaarli.readthedocs.io/en/master/Download-and-Installation/";
exit;
}
require_once 'inc/rain.tpl.class.php';
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';
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\Bookmark\Bookmark;
use Shaarli\Bookmark\BookmarkFilter;
use Shaarli\Bookmark\BookmarkFileService;
use \Shaarli\Config\ConfigManager;
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;
// Ensure the PHP version is supported
try {
ApplicationUtils::checkPHPVersion('7.1', PHP_VERSION);
} catch (Exception $exc) {
header('Content-Type: text/plain; charset=utf-8');
echo $exc->getMessage();
exit;
}
define('SHAARLI_VERSION', ApplicationUtils::getVersion(__DIR__ .'/'. ApplicationUtils::$VERSION_FILE));
// Force cookie path (but do not change lifetime)
$cookie = session_get_cookie_params();
$cookiedir = '';
if (dirname($_SERVER['SCRIPT_NAME']) != '/') {
$cookiedir = dirname($_SERVER["SCRIPT_NAME"]).'/';
}
// Set default cookie expiration and path.
session_set_cookie_params($cookie['lifetime'], $cookiedir, $_SERVER['SERVER_NAME']);
// Set session parameters on server side.
// Use cookies to store session.
ini_set('session.use_cookies', 1);
// Force cookies for session (phpsessionID forbidden in URL).
ini_set('session.use_only_cookies', 1);
// Prevent PHP form using sessionID in URL if cookies are disabled.
ini_set('session.use_trans_sid', false);
session_name('shaarli');
// Start session if needed (Some server auto-start sessions).
if (session_status() == PHP_SESSION_NONE) {
session_start();
}
// Regenerate session ID if invalid or not defined in cookie.
if (isset($_COOKIE['shaarli']) && !SessionManager::checkId($_COOKIE['shaarli'])) {
session_regenerate_id(true);
$_COOKIE['shaarli'] = session_id();
}
$conf = new ConfigManager();
// In dev mode, throw exception on any warning
if ($conf->get('dev.debug', false)) {
// See all errors (for debugging only)
error_reporting(-1);
set_error_handler(function($errno, $errstr, $errfile, $errline, array $errcontext) {
throw new ErrorException($errstr, 0, $errno, $errfile, $errline);
});
}
$sessionManager = new SessionManager($_SESSION, $conf);
$loginManager = new LoginManager($conf, $sessionManager);
$loginManager->generateStaySignedInToken($_SERVER['REMOTE_ADDR']);
$clientIpId = client_ip_id($_SERVER);
// LC_MESSAGES isn't defined without php-intl, in this case use LC_COLLATE locale instead.
if (! defined('LC_MESSAGES')) {
define('LC_MESSAGES', LC_COLLATE);
}
// Sniff browser language and set date format accordingly.
if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
autoLocale($_SERVER['HTTP_ACCEPT_LANGUAGE']);
}
new Languages(setlocale(LC_MESSAGES, 0), $conf);
$conf->setEmpty('general.timezone', date_default_timezone_get());
$conf->setEmpty('general.title', t('Shared bookmarks on '). escape(index_url($_SERVER)));
RainTPL::$tpl_dir = $conf->get('resource.raintpl_tpl').'/'.$conf->get('resource.theme').'/'; // template directory
RainTPL::$cache_dir = $conf->get('resource.raintpl_tmp'); // cache directory
$pluginManager = new PluginManager($conf);
$pluginManager->load($conf->get('general.enabled_plugins'));
date_default_timezone_set($conf->get('general.timezone', 'UTC'));
ob_start(); // Output buffering for the page cache.
// Prevent caching on client side or proxy: (yes, it's ugly)
header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
header("Cache-Control: no-store, no-cache, must-revalidate");
header("Cache-Control: post-check=0, pre-check=0", false);
header("Pragma: no-cache");
if (! is_file($conf->getConfigFileExt())) {
// Ensure Shaarli has proper access to its resources
$errors = ApplicationUtils::checkResourcePermissions($conf);
if ($errors != array()) {
$message = '<p>'. t('Insufficient permissions:') .'</p><ul>';
foreach ($errors as $error) {
$message .= '<li>'.$error.'</li>';
}
$message .= '</ul>';
header('Content-Type: text/html; charset=utf-8');
echo $message;
exit;
}
// Display the installation form if no existing config is found
install($conf, $sessionManager, $loginManager);
}
$loginManager->checkLoginState($_COOKIE, $clientIpId);
/**
* Adapter function to ensure compatibility with third-party templates
*
* @see https://github.com/shaarli/Shaarli/pull/1086
*
* @return bool true when the user is logged in, false otherwise
*/
function isLoggedIn()
{
global $loginManager;
return $loginManager->isLoggedIn();
}
// ------------------------------------------------------------------------------------------
// Process login form: Check if login/password is correct.
if (isset($_POST['login'])) {
if (! $loginManager->canLogin($_SERVER)) {
die(t('I said: NO. You are banned for the moment. Go away.'));
}
if (isset($_POST['password'])
&& $sessionManager->checkToken($_POST['token'])
&& $loginManager->checkCredentials($_SERVER['REMOTE_ADDR'], $clientIpId, $_POST['login'], $_POST['password'])
) {
$loginManager->handleSuccessfulLogin($_SERVER);
$cookiedir = '';
if (dirname($_SERVER['SCRIPT_NAME']) != '/') {
// Note: Never forget the trailing slash on the cookie path!
$cookiedir = dirname($_SERVER["SCRIPT_NAME"]) . '/';
}
if (!empty($_POST['longlastingsession'])) {
// Keep the session cookie even after the browser closes
$sessionManager->setStaySignedIn(true);
$expirationTime = $sessionManager->extendSession();
setcookie(
$loginManager::$STAY_SIGNED_IN_COOKIE,
$loginManager->getStaySignedInToken(),
$expirationTime,
WEB_PATH
);
} else {
// Standard session expiration (=when browser closes)
$expirationTime = 0;
}
// Send cookie with the new expiration date to the browser
session_set_cookie_params($expirationTime, $cookiedir, $_SERVER['SERVER_NAME']);
session_regenerate_id(true);
// Optional redirect after login:
if (isset($_GET['post'])) {
$uri = '?post='. urlencode($_GET['post']);
foreach (array('description', 'source', 'title', 'tags') as $param) {
if (!empty($_GET[$param])) {
$uri .= '&'.$param.'='.urlencode($_GET[$param]);
}
}
header('Location: '. $uri);
exit;
}
if (isset($_GET['edit_link'])) {
header('Location: ?edit_link='. escape($_GET['edit_link']));
exit;
}
if (isset($_POST['returnurl'])) {
// Prevent loops over login screen.
if (strpos($_POST['returnurl'], 'do=login') === false) {
header('Location: '. generateLocation($_POST['returnurl'], $_SERVER['HTTP_HOST']));
exit;
}
}
header('Location: ?');
exit;
} else {
$loginManager->handleFailedLogin($_SERVER);
$redir = '&username='. urlencode($_POST['login']);
if (isset($_GET['post'])) {
$redir .= '&post=' . urlencode($_GET['post']);
foreach (array('description', 'source', 'title', 'tags') as $param) {
if (!empty($_GET[$param])) {
$redir .= '&' . $param . '=' . urlencode($_GET[$param]);
}
}
}
// Redirect to login screen.
echo '<script>alert("'. t("Wrong login/password.") .'");document.location=\'?do=login'.$redir.'\';</script>';
exit;
}
}
// ------------------------------------------------------------------------------------------
// Token management for XSRF protection
// Token should be used in any form which acts on data (create,update,delete,import...).
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
*
* @param pageBuilder $PAGE pageBuilder instance.
* @param BookmarkServiceInterface $linkDb instance.
* @param ConfigManager $conf Configuration Manager instance.
* @param PluginManager $pluginManager Plugin Manager instance.
*/
function showLinkList($PAGE, $linkDb, $conf, $pluginManager, $loginManager)
{
buildLinkList($PAGE, $linkDb, $conf, $pluginManager, $loginManager);
$PAGE->renderPage('linklist');
}
/**
* Render HTML page (according to URL parameters and user rights)
*
* @param ConfigManager $conf Configuration Manager instance.
* @param PluginManager $pluginManager Plugin Manager instance,
* @param BookmarkServiceInterface $bookmarkService
* @param History $history instance
* @param SessionManager $sessionManager SessionManager instance
* @param LoginManager $loginManager LoginManager instance
*/
function renderPage($conf, $pluginManager, $bookmarkService, $history, $sessionManager, $loginManager)
{
$updater = new Updater(
UpdaterUtils::read_updates_file($conf->get('resource.updates')),
$bookmarkService,
$conf,
$loginManager->isLoggedIn()
);
try {
$newUpdates = $updater->update();
if (! empty($newUpdates)) {
UpdaterUtils::write_updates_file(
$conf->get('resource.updates'),
$updater->getDoneUpdates()
);
}
} catch (Exception $e) {
die($e->getMessage());
}
$PAGE = new PageBuilder($conf, $_SESSION, $bookmarkService, $sessionManager->generateToken(), $loginManager->isLoggedIn());
$PAGE->assign('linkcount', $bookmarkService->count(BookmarkFilter::$ALL));
$PAGE->assign('privateLinkcount', $bookmarkService->count(BookmarkFilter::$PRIVATE));
$PAGE->assign('plugin_errors', $pluginManager->getErrors());
// Determine which page will be rendered.
$query = (isset($_SERVER['QUERY_STRING'])) ? $_SERVER['QUERY_STRING'] : '';
$targetPage = Router::findPage($query, $_GET, $loginManager->isLoggedIn());
if (// if the user isn't logged in
!$loginManager->isLoggedIn() &&
// and Shaarli doesn't have public content...
$conf->get('privacy.hide_public_links') &&
// and is configured to enforce the login
$conf->get('privacy.force_login') &&
// and the current page isn't already the login page
$targetPage !== Router::$PAGE_LOGIN &&
// and the user is not requesting a feed (which would lead to a different content-type as expected)
$targetPage !== Router::$PAGE_FEED_ATOM &&
$targetPage !== Router::$PAGE_FEED_RSS
) {
// force current page to be the login page
$targetPage = Router::$PAGE_LOGIN;
}
// Call plugin hooks for header, footer and includes, specifying which page will be rendered.
// Then assign generated data to RainTPL.
$common_hooks = array(
'includes',
'header',
'footer',
);
foreach ($common_hooks as $name) {
$plugin_data = array();
$pluginManager->executeHooks(
'render_' . $name,
$plugin_data,
array(
'target' => $targetPage,
'loggedin' => $loginManager->isLoggedIn()
)
);
$PAGE->assign('plugins_' . $name, $plugin_data);
}
// -------- Display login form.
if ($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'));
$PAGE->renderPage('loginform');
exit;
}
// -------- User wants to logout.
if (isset($_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: ?');
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);
}
$PAGE->renderPage('picwall');
exit;
}
// -------- Tag cloud
if ($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'));
$PAGE->renderPage('tag.cloud');
exit;
}
// -------- Tag list
if ($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'));
$PAGE->renderPage('tag.list');
exit;
}
// Daily page.
if ($targetPage == Router::$PAGE_DAILY) {
showDaily($PAGE, $bookmarkService, $conf, $pluginManager, $loginManager);
}
// ATOM and RSS feed.
if ($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);
$cache->cache(ob_get_contents());
ob_end_flush();
exit;
}
// Display opensearch plugin (XML)
if ($targetPage == Router::$PAGE_OPENSEARCH) {
header('Content-Type: application/xml; charset=utf-8');
$PAGE->assign('serverurl', index_url($_SERVER));
$PAGE->renderPage('opensearch');
exit;
}
// -------- User clicks on a tag in a link: The tag is added to the list of searched tags (searchtags=...)
if (isset($_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($params));
exit;
}
// -------- User clicks on a tag in result count: Remove the tag from the list of searched tags (searchtags=...)
if (isset($_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($params));
exit;
}
// -------- User wants to change the number of bookmarks per page (linksperpage=...)
if (isset($_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: '. $location);
exit;
}
// -------- User wants to see only private bookmarks (toggle)
if (isset($_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: '. $location);
exit;
}
// -------- User wants to see only untagged bookmarks (toggle)
if (isset($_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: '. $location);
exit;
}
// -------- Handle other actions allowed for non-logged in users:
if (!$loginManager->isLoggedIn()) {
// User tries to post new link but is not logged in:
// 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']).
(!empty($_GET['title'])?'&title='.urlencode($_GET['title']):'').
(!empty($_GET['description'])?'&description='.urlencode($_GET['description']):'').
(!empty($_GET['tags'])?'&tags='.urlencode($_GET['tags']):'').
(!empty($_GET['source'])?'&source='.urlencode($_GET['source']):'')
);
exit;
}
showLinkList($PAGE, $bookmarkService, $conf, $pluginManager, $loginManager);
if (isset($_GET['edit_link'])) {
header('Location: ?do=login&edit_link='. escape($_GET['edit_link']));
exit;
}
exit; // Never remove this one! All operations below are reserved for logged in user.
}
// -------- All other functions are reserved for the registered user:
// -------- Display the Tools menu if requested (import/export/bookmarklet...)
if ($targetPage == Router::$PAGE_TOOLS) {
$data = [
'pageabsaddr' => index_url($_SERVER),
'sslenabled' => is_https($_SERVER),
];
$pluginManager->executeHooks('render_tools', $data);
foreach ($data as $key => $value) {
$PAGE->assign($key, $value);
}
$PAGE->assign('pagetitle', t('Tools') .' - '. $conf->get('general.title', 'Shaarli'));
$PAGE->renderPage('tools');
exit;
}
// -------- User wants to change his/her password.
if ($targetPage == Router::$PAGE_CHANGEPASSWORD) {
if ($conf->get('security.open_shaarli')) {
die(t('You are not supposed to change a password on an Open Shaarli.'));
}
if (!empty($_POST['setpassword']) && !empty($_POST['oldpassword'])) {
if (!$sessionManager->checkToken($_POST['token'])) {
die(t('Wrong token.')); // Go away!
}
// Make sure old password is correct.
$oldhash = sha1(
$_POST['oldpassword'].$conf->get('credentials.login').$conf->get('credentials.salt')
);
if ($oldhash != $conf->get('credentials.hash')) {
echo '<script>alert("'
. t('The old password is not correct.')
.'");document.location=\'?do=changepasswd\';</script>';
exit;
}
// Save new password
// Salt renders rainbow-tables attacks useless.
$conf->set('credentials.salt', sha1(uniqid('', true) .'_'. mt_rand()));
$conf->set(
'credentials.hash',
sha1(
$_POST['setpassword']
. $conf->get('credentials.login')
. $conf->get('credentials.salt')
)
);
try {
$conf->write($loginManager->isLoggedIn());
} catch (Exception $e) {
error_log(
'ERROR while writing config file after changing password.' . PHP_EOL .
$e->getMessage()
);
// TODO: do not handle exceptions/errors in JS.
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>';
exit;
} else {
// show the change password form.
$PAGE->assign('pagetitle', t('Change password') .' - '. $conf->get('general.title', 'Shaarli'));
$PAGE->renderPage('changepassword');
exit;
}
}
// -------- User wants to change configuration
if ($targetPage == Router::$PAGE_CONFIGURE) {
if (!empty($_POST['title'])) {
if (!$sessionManager->checkToken($_POST['token'])) {
die(t('Wrong token.')); // Go away!
}
$tz = 'UTC';
if (!empty($_POST['continent']) && !empty($_POST['city'])
&& isTimeZoneValid($_POST['continent'], $_POST['city'])
) {
$tz = $_POST['continent'] . '/' . $_POST['city'];
}
$conf->set('general.timezone', $tz);
$conf->set('general.title', escape($_POST['title']));
$conf->set('general.header_link', escape($_POST['titleLink']));
$conf->set('general.retrieve_description', !empty($_POST['retrieveDescription']));
$conf->set('resource.theme', escape($_POST['theme']));
$conf->set('security.session_protection_disabled', !empty($_POST['disablesessionprotection']));
$conf->set('privacy.default_private_links', !empty($_POST['privateLinkByDefault']));
$conf->set('feed.rss_permalinks', !empty($_POST['enableRssPermalinks']));
$conf->set('updates.check_updates', !empty($_POST['updateCheck']));
$conf->set('privacy.hide_public_links', !empty($_POST['hidePublicLinks']));
$conf->set('api.enabled', !empty($_POST['enableApi']));
$conf->set('api.secret', escape($_POST['apiSecret']));
$conf->set('formatter', escape($_POST['formatter']));
if (! empty($_POST['language'])) {
$conf->set('translation.language', escape($_POST['language']));
}
$thumbnailsMode = extension_loaded('gd') ? $_POST['enableThumbnails'] : Thumbnailer::MODE_NONE;
if ($thumbnailsMode !== Thumbnailer::MODE_NONE
&& $thumbnailsMode !== $conf->get('thumbnails.mode', Thumbnailer::MODE_NONE)
) {
$_SESSION['warnings'][] = t(
'You have enabled or changed thumbnails mode. '
.'<a href="?do=thumbs_update">Please synchronize them</a>.'
);
}
$conf->set('thumbnails.mode', $thumbnailsMode);
try {
$conf->write($loginManager->isLoggedIn());
$history->updateSettings();
invalidateCaches($conf->get('resource.page_cache'));
} catch (Exception $e) {
error_log(
'ERROR while writing config file after configuration update.' . PHP_EOL .
$e->getMessage()
);
// TODO: do not handle exceptions/errors in JS.
echo '<script>alert("'. $e->getMessage() .'");document.location=\'?do=configure\';</script>';
exit;
}
echo '<script>alert("'. t('Configuration was saved.') .'");document.location=\'?do=configure\';</script>';
exit;
} else {
// Show the configuration form.
$PAGE->assign('title', $conf->get('general.title'));
$PAGE->assign('theme', $conf->get('resource.theme'));
$PAGE->assign('theme_available', ThemeUtils::getThemes($conf->get('resource.raintpl_tpl')));
$PAGE->assign('formatter_available', ['default', 'markdown']);
list($continents, $cities) = generateTimeZoneData(
timezone_identifiers_list(),
$conf->get('general.timezone')
);
$PAGE->assign('continents', $continents);
$PAGE->assign('cities', $cities);
$PAGE->assign('retrieve_description', $conf->get('general.retrieve_description'));
$PAGE->assign('private_links_default', $conf->get('privacy.default_private_links', false));
$PAGE->assign('session_protection_disabled', $conf->get('security.session_protection_disabled', false));
$PAGE->assign('enable_rss_permalinks', $conf->get('feed.rss_permalinks', false));
$PAGE->assign('enable_update_check', $conf->get('updates.check_updates', true));
$PAGE->assign('hide_public_links', $conf->get('privacy.hide_public_links', false));
$PAGE->assign('api_enabled', $conf->get('api.enabled', true));
$PAGE->assign('api_secret', $conf->get('api.secret'));
$PAGE->assign('languages', Languages::getAvailableLanguages());
$PAGE->assign('gd_enabled', extension_loaded('gd'));
$PAGE->assign('thumbnails_mode', $conf->get('thumbnails.mode', Thumbnailer::MODE_NONE));
$PAGE->assign('pagetitle', t('Configure') .' - '. $conf->get('general.title', 'Shaarli'));
$PAGE->renderPage('configure');
exit;
}
}
// -------- User wants to rename a tag or delete it
if ($targetPage == Router::$PAGE_CHANGETAG) {
if (empty($_POST['fromtag']) || (empty($_POST['totag']) && isset($_POST['renametag']))) {
$PAGE->assign('fromtag', ! empty($_GET['fromtag']) ? escape($_GET['fromtag']) : '');
$PAGE->assign('pagetitle', t('Manage tags') .' - '. $conf->get('general.title', 'Shaarli'));
$PAGE->renderPage('changetag');
exit;
}
if (!$sessionManager->checkToken($_POST['token'])) {
die(t('Wrong token.'));
}
$toTag = isset($_POST['totag']) ? escape($_POST['totag']) : null;
$fromTag = escape($_POST['fromtag']);
$count = 0;
$bookmarks = $bookmarkService->search(['searchtags' => $fromTag], BookmarkFilter::$ALL, true);
foreach ($bookmarks as $bookmark) {
if ($toTag) {
$bookmark->renameTag($fromTag, $toTag);
} else {
$bookmark->deleteTag($fromTag);
}
$bookmarkService->set($bookmark, false);
$history->updateLink($bookmark);
$count++;
}
$bookmarkService->save();
$delete = empty($_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);
echo '<script>alert("'. $alert .'");document.location=\'?'. $redirect .'\';</script>';
exit;
}
// -------- User wants to add a link without using the bookmarklet: Show form.
if ($targetPage == Router::$PAGE_ADDLINK) {
$PAGE->assign('pagetitle', t('Shaare a new link') .' - '. $conf->get('general.title', 'Shaarli'));
$PAGE->renderPage('addlink');
exit;
}
// -------- User clicked the "Save" button when editing a link: Save link to database.
if (isset($_POST['save_edit'])) {
// Go away!
if (! $sessionManager->checkToken($_POST['token'])) {
die(t('Wrong token.'));
}
// lf_id should only be present if the link exists.
$id = isset($_POST['lf_id']) ? intval(escape($_POST['lf_id'])) : null;
if ($id && $bookmarkService->exists($id)) {
// Edit
$bookmark = $bookmarkService->get($id);
} else {
// New link
$bookmark = new Bookmark();
}
$bookmark->setTitle($_POST['lf_title']);
$bookmark->setDescription($_POST['lf_description']);
$bookmark->setUrl($_POST['lf_url'], $conf->get('security.allowed_protocols'));
$bookmark->setPrivate(isset($_POST['lf_private']));
$bookmark->setTagsString($_POST['lf_tags']);
if ($conf->get('thumbnails.mode', Thumbnailer::MODE_NONE) !== Thumbnailer::MODE_NONE
&& ! $bookmark->isNote()
) {
$thumbnailer = new Thumbnailer($conf);
$bookmark->setThumbnail($thumbnailer->get($bookmark->getUrl()));
}
$bookmarkService->addOrSet($bookmark, false);
// To preserve backward compatibility with 3rd parties, plugins still use arrays
$factory = new FormatterFactory($conf, $loginManager->isLoggedIn());
$formatter = $factory->getFormatter('raw');
$data = $formatter->format($bookmark);
$pluginManager->executeHooks('save_link', $data);
$bookmark->fromArray($data);
$bookmarkService->set($bookmark);
// If we are called from the bookmarklet, we must close the popup:
if (isset($_GET['source']) && ($_GET['source']=='bookmarklet' || $_GET['source']=='firefoxsocialapi')) {
echo '<script>self.close();</script>';
exit;
}
$returnurl = !empty($_POST['returnurl']) ? $_POST['returnurl'] : '?';
$location = generateLocation($returnurl, $_SERVER['HTTP_HOST'], array('addlink', 'post', 'edit_link'));
// Scroll to the link which has been edited.
$location .= '#' . $bookmark->getShortUrl();
// After saving the link, redirect to the page the user was on.
header('Location: '. $location);
exit;
}
// -------- User clicked the "Delete" button when editing a link: Delete link from database.
if ($targetPage == Router::$PAGE_DELETELINK) {
if (! $sessionManager->checkToken($_GET['token'])) {
die(t('Wrong token.'));
}
$ids = trim($_GET['lf_linkdate']);
if (strpos($ids, ' ') !== false) {
// multiple, space-separated ids provided
$ids = array_values(array_filter(
preg_split('/\s+/', escape($ids)),
function ($item) {
return $item !== '';
}
));
} else {
// only a single id provided
$shortUrl = $bookmarkService->get($ids)->getShortUrl();
$ids = [$ids];
}
// assert at least one id is given
if (!count($ids)) {
die('no id provided');
}
$factory = new FormatterFactory($conf, $loginManager->isLoggedIn());
$formatter = $factory->getFormatter('raw');
foreach ($ids as $id) {
$id = (int) escape($id);
$bookmark = $bookmarkService->get($id);
$data = $formatter->format($bookmark);
$pluginManager->executeHooks('delete_link', $data);
$bookmarkService->remove($bookmark, false);
}
$bookmarkService->save();
// If we are called from the bookmarklet, we must close the popup:
if (isset($_GET['source']) && ($_GET['source']=='bookmarklet' || $_GET['source']=='firefoxsocialapi')) {
echo '<script>self.close();</script>';
exit;
}
$location = '?';
if (isset($_SERVER['HTTP_REFERER'])) {
// Don't redirect to where we were previously if it was a permalink or an edit_link, because it would 404.
$location = generateLocation(
$_SERVER['HTTP_REFERER'],
$_SERVER['HTTP_HOST'],
['delete_link', 'edit_link', ! empty($shortUrl) ? $shortUrl : null]
);
}
header('Location: ' . $location); // After deleting the link, redirect to appropriate location
exit;
}
// -------- User clicked either "Set public" or "Set private" bulk operation
if ($targetPage == Router::$PAGE_CHANGE_VISIBILITY) {
if (! $sessionManager->checkToken($_GET['token'])) {
die(t('Wrong token.'));
}
$ids = trim($_GET['ids']);
if (strpos($ids, ' ') !== false) {
// multiple, space-separated ids provided
$ids = array_values(array_filter(preg_split('/\s+/', escape($ids))));
} else {
// only a single id provided
$ids = [$ids];
}
// assert at least one id is given
if (!count($ids)) {
die('no id provided');
}
// assert that the visibility is valid
if (!isset($_GET['newVisibility']) || !in_array($_GET['newVisibility'], ['public', 'private'])) {
die('invalid visibility');
} else {
$private = $_GET['newVisibility'] === 'private';
}
$factory = new FormatterFactory($conf, $loginManager->isLoggedIn());
$formatter = $factory->getFormatter('raw');
foreach ($ids as $id) {
$id = (int) escape($id);
$bookmark = $bookmarkService->get($id);
$bookmark->setPrivate($private);
// To preserve backward compatibility with 3rd parties, plugins still use arrays
$data = $formatter->format($bookmark);
$pluginManager->executeHooks('save_link', $data);
$bookmark->fromArray($data);
$bookmarkService->set($bookmark);
}
$bookmarkService->save();
$location = '?';
if (isset($_SERVER['HTTP_REFERER'])) {
$location = generateLocation(
$_SERVER['HTTP_REFERER'],
$_SERVER['HTTP_HOST']
);
}
header('Location: ' . $location); // After deleting the link, redirect to appropriate location
exit;
}
// -------- User clicked the "EDIT" button on a link: Display link edit form.
if (isset($_GET['edit_link'])) {
$id = (int) escape($_GET['edit_link']);
try {
$link = $bookmarkService->get($id); // Read database
} catch (BookmarkNotFoundException $e) {
// Link not found in database.
header('Location: ?');
exit;
}
$factory = new FormatterFactory($conf, $loginManager->isLoggedIn());
$formatter = $factory->getFormatter('raw');
$formattedLink = $formatter->format($link);
$tags = $bookmarkService->bookmarksCountPerTag();
if ($conf->get('formatter') === 'markdown') {
$tags[BookmarkMarkdownFormatter::NO_MD_TAG] = 1;
}
$data = array(
'link' => $formattedLink,
'link_is_new' => false,
'http_referer' => (isset($_SERVER['HTTP_REFERER']) ? escape($_SERVER['HTTP_REFERER']) : ''),
'tags' => $tags,
);
$pluginManager->executeHooks('render_editlink', $data);
foreach ($data as $key => $value) {
$PAGE->assign($key, $value);
}
$PAGE->assign('pagetitle', t('Edit') .' '. t('Shaare') .' - '. $conf->get('general.title', 'Shaarli'));
$PAGE->renderPage('editlink');
exit;
}
// -------- User want to post a new link: Display link edit form.
if (isset($_GET['post'])) {
$url = cleanup_url($_GET['post']);
$link_is_new = false;
// Check if URL is not already in database (in this case, we will edit the existing link)
$bookmark = $bookmarkService->findByUrl($url);
if (! $bookmark) {
$link_is_new = true;
// Get title if it was provided in URL (by the bookmarklet).
$title = empty($_GET['title']) ? '' : escape($_GET['title']);
// Get description if it was provided in URL (by the bookmarklet). [Bronco added that]
$description = empty($_GET['description']) ? '' : escape($_GET['description']);
$tags = empty($_GET['tags']) ? '' : escape($_GET['tags']);
$private = !empty($_GET['private']) && $_GET['private'] === "1" ? 1 : 0;
// If this is an HTTP(S) link, we try go get the page to extract
// the title (otherwise we will to straight to the edit form.)
if (empty($title) && strpos(get_url_scheme($url), 'http') !== false) {
$retrieveDescription = $conf->get('general.retrieve_description');
// Short timeout to keep the application responsive
// The callback will fill $charset and $title with data from the downloaded page.
get_http_response(
$url,
$conf->get('general.download_timeout', 30),
$conf->get('general.download_max_size', 4194304),
get_curl_download_callback($charset, $title, $description, $tags, $retrieveDescription)
);
if (! empty($title) && strtolower($charset) != 'utf-8') {
$title = mb_convert_encoding($title, 'utf-8', $charset);
}
}
if ($url == '') {
$title = $conf->get('general.default_note_title', t('Note: '));
}
$url = escape($url);
$title = escape($title);
$link = [
'title' => $title,
'url' => $url,
'description' => $description,
'tags' => $tags,
'private' => $private,
];
} else {
$factory = new FormatterFactory($conf, $loginManager->isLoggedIn());
$formatter = $factory->getFormatter('raw');
$link = $formatter->format($bookmark);
}
$tags = $bookmarkService->bookmarksCountPerTag();
if ($conf->get('formatter') === 'markdown') {
$tags[BookmarkMarkdownFormatter::NO_MD_TAG] = 1;
}
$data = [
'link' => $link,
'link_is_new' => $link_is_new,
'http_referer' => (isset($_SERVER['HTTP_REFERER']) ? escape($_SERVER['HTTP_REFERER']) : ''),
'source' => (isset($_GET['source']) ? $_GET['source'] : ''),
'tags' => $tags,
'default_private_links' => $conf->get('privacy.default_private_links', false),
];
$pluginManager->executeHooks('render_editlink', $data);
foreach ($data as $key => $value) {
$PAGE->assign($key, $value);
}
$PAGE->assign('pagetitle', t('Shaare') .' - '. $conf->get('general.title', 'Shaarli'));
$PAGE->renderPage('editlink');
exit;
}
if ($targetPage == Router::$PAGE_PINLINK) {
if (! isset($_GET['id']) || !$bookmarkService->exists($_GET['id'])) {
// FIXME! Use a proper error system.
$msg = t('Invalid link ID provided');
echo '<script>alert("'. $msg .'");document.location=\''. index_url($_SERVER) .'\';</script>';
exit;
}
if (! $sessionManager->checkToken($_GET['token'])) {
die('Wrong token.');
}
$link = $bookmarkService->get($_GET['id']);
$link->setSticky(! $link->isSticky());
$bookmarkService->set($link);
header('Location: '.index_url($_SERVER));
exit;
}
if ($targetPage == Router::$PAGE_EXPORT) {
// Export bookmarks as a Netscape Bookmarks file
if (empty($_GET['selection'])) {
$PAGE->assign('pagetitle', t('Export') .' - '. $conf->get('general.title', 'Shaarli'));
$PAGE->renderPage('export');
exit;
}
// export as bookmarks_(all|private|public)_YYYYmmdd_HHMMSS.html
$selection = $_GET['selection'];
if (isset($_GET['prepend_note_url'])) {
$prependNoteUrl = $_GET['prepend_note_url'];
} else {
$prependNoteUrl = false;
}
try {
$factory = new FormatterFactory($conf, $loginManager->isLoggedIn());
$formatter = $factory->getFormatter('raw');
$PAGE->assign(
'links',
NetscapeBookmarkUtils::filterAndFormat(
$bookmarkService,
$formatter,
$selection,
$prependNoteUrl,
index_url($_SERVER)
)
);
} catch (Exception $exc) {
header('Content-Type: text/plain; charset=utf-8');
echo $exc->getMessage();
exit;
}
$now = new DateTime();
header('Content-Type: text/html; charset=utf-8');
header(
'Content-disposition: attachment; filename=bookmarks_'
.$selection.'_'.$now->format(Bookmark::LINK_DATE_FORMAT).'.html'
);
$PAGE->assign('date', $now->format(DateTime::RFC822));
$PAGE->assign('eol', PHP_EOL);
$PAGE->assign('selection', $selection);
$PAGE->renderPage('export.bookmarks');
exit;
}
if ($targetPage == Router::$PAGE_IMPORT) {
// Upload a Netscape bookmark dump to import its contents
if (! isset($_POST['token']) || ! isset($_FILES['filetoupload'])) {
// Show import dialog
$PAGE->assign(
'maxfilesize',
get_max_upload_size(
ini_get('post_max_size'),
ini_get('upload_max_filesize'),
false
)
);
$PAGE->assign(
'maxfilesizeHuman',
get_max_upload_size(
ini_get('post_max_size'),
ini_get('upload_max_filesize'),
true
)
);
$PAGE->assign('pagetitle', t('Import') .' - '. $conf->get('general.title', 'Shaarli'));
$PAGE->renderPage('import');
exit;
}
// Import bookmarks from an uploaded file
if (isset($_FILES['filetoupload']['size']) && $_FILES['filetoupload']['size'] == 0) {
// The file is too big or some form field may be missing.
$msg = sprintf(
t(
'The file you are trying to upload is probably bigger than what this webserver can accept'
.' (%s). Please upload in smaller chunks.'
),
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>';
exit;
}
if (! $sessionManager->checkToken($_POST['token'])) {
die('Wrong token.');
}
$status = NetscapeBookmarkUtils::import(
$_POST,
$_FILES,
$bookmarkService,
$conf,
$history
);
echo '<script>alert("'.$status.'");document.location=\'?do='
.Router::$PAGE_IMPORT .'\';</script>';
exit;
}
// Plugin administration page
if ($targetPage == Router::$PAGE_PLUGINSADMIN) {
$pluginMeta = $pluginManager->getPluginsMeta();
// Split plugins into 2 arrays: ordered enabled plugins and disabled.
$enabledPlugins = array_filter($pluginMeta, function ($v) {
return $v['order'] !== false;
});
// Load parameters.
$enabledPlugins = load_plugin_parameter_values($enabledPlugins, $conf->get('plugins', array()));
uasort(
$enabledPlugins,
function ($a, $b) {
return $a['order'] - $b['order'];
}
);
$disabledPlugins = array_filter($pluginMeta, function ($v) {
return $v['order'] === false;
});
$PAGE->assign('enabledPlugins', $enabledPlugins);
$PAGE->assign('disabledPlugins', $disabledPlugins);
$PAGE->assign('pagetitle', t('Plugin administration') .' - '. $conf->get('general.title', 'Shaarli'));
$PAGE->renderPage('pluginsadmin');
exit;
}
// Plugin administration form action
if ($targetPage == Router::$PAGE_SAVE_PLUGINSADMIN) {
try {
if (isset($_POST['parameters_form'])) {
$pluginManager->executeHooks('save_plugin_parameters', $_POST);
unset($_POST['parameters_form']);
foreach ($_POST as $param => $value) {
$conf->set('plugins.'. $param, escape($value));
}
} else {
$conf->set('general.enabled_plugins', save_plugin_config($_POST));
}
$conf->write($loginManager->isLoggedIn());
$history->updateSettings();
} catch (Exception $e) {
error_log(
'ERROR while saving plugin configuration:.' . PHP_EOL .
$e->getMessage()
);
// TODO: do not handle exceptions/errors in JS.
echo '<script>alert("'
. $e->getMessage()
.'");document.location=\'?do='
. Router::$PAGE_PLUGINSADMIN
.'\';</script>';
exit;
}
header('Location: ?do='. Router::$PAGE_PLUGINSADMIN);
exit;
}
// Get a fresh token
if ($targetPage == Router::$GET_TOKEN) {
header('Content-Type:text/plain');
echo $sessionManager->generateToken();
exit;
}
// -------- Thumbnails Update
if ($targetPage == Router::$PAGE_THUMBS_UPDATE) {
$ids = [];
foreach ($bookmarkService->search() as $bookmark) {
// A note or not HTTP(S)
if ($bookmark->isNote() || ! startsWith(strtolower($bookmark->getUrl()), 'http')) {
continue;
}
$ids[] = $bookmark->getId();
}
$PAGE->assign('ids', $ids);
$PAGE->assign('pagetitle', t('Thumbnails update') .' - '. $conf->get('general.title', 'Shaarli'));
$PAGE->renderPage('thumbnails');
exit;
}
// -------- Single Thumbnail Update
if ($targetPage == Router::$AJAX_THUMB_UPDATE) {
if (! isset($_POST['id']) || ! ctype_digit($_POST['id'])) {
http_response_code(400);
exit;
}
$id = (int) $_POST['id'];
if (! $bookmarkService->exists($id)) {
http_response_code(404);
exit;
}
$thumbnailer = new Thumbnailer($conf);
$bookmark = $bookmarkService->get($id);
$bookmark->setThumbnail($thumbnailer->get($bookmark->getUrl()));
$bookmarkService->set($bookmark);
$factory = new FormatterFactory($conf, $loginManager->isLoggedIn());
echo json_encode($factory->getFormatter('raw')->format($bookmark));
exit;
}
// -------- Otherwise, simply display search form and bookmarks:
showLinkList($PAGE, $bookmarkService, $conf, $pluginManager, $loginManager);
exit;
}
/**
* Template for the list of bookmarks (<div id="linklist">)
* This function fills all the necessary fields in the $PAGE for the template 'linklist.html'
*
* @param pageBuilder $PAGE pageBuilder instance.
* @param BookmarkServiceInterface $linkDb LinkDB instance.
* @param ConfigManager $conf Configuration Manager instance.
* @param PluginManager $pluginManager Plugin Manager instance.
* @param LoginManager $loginManager LoginManager instance
*/
function buildLinkList($PAGE, $linkDb, $conf, $pluginManager, $loginManager)
{
$factory = new FormatterFactory($conf, $loginManager->isLoggedIn());
$formatter = $factory->getFormatter();
// Used in templates
if (isset($_GET['searchtags'])) {
if (! empty($_GET['searchtags'])) {
$searchtags = escape(normalize_spaces($_GET['searchtags']));
} else {
$searchtags = false;
}
} else {
$searchtags = '';
}
$searchterm = !empty($_GET['searchterm']) ? escape(normalize_spaces($_GET['searchterm'])) : '';
// Smallhash filter
if (! empty($_SERVER['QUERY_STRING'])
&& preg_match('/^[a-zA-Z0-9-_@]{6}($|&|#)/', $_SERVER['QUERY_STRING'])) {
try {
$linksToDisplay = $linkDb->findByHash($_SERVER['QUERY_STRING']);
} catch (BookmarkNotFoundException $e) {
$PAGE->render404($e->getMessage());
exit;
}
} else {
// Filter bookmarks according search parameters.
$visibility = ! empty($_SESSION['visibility']) ? $_SESSION['visibility'] : null;
$request = [
'searchtags' => $searchtags,
'searchterm' => $searchterm,
];
$linksToDisplay = $linkDb->search($request, $visibility, false, !empty($_SESSION['untaggedonly']));
}
// ---- Handle paging.
$keys = array();
foreach ($linksToDisplay as $key => $value) {
$keys[] = $key;
}
// Select articles according to paging.
$pagecount = ceil(count($keys) / $_SESSION['LINKS_PER_PAGE']);
$pagecount = $pagecount == 0 ? 1 : $pagecount;
$page= empty($_GET['page']) ? 1 : intval($_GET['page']);
$page = $page < 1 ? 1 : $page;
$page = $page > $pagecount ? $pagecount : $page;
// Start index.
$i = ($page-1) * $_SESSION['LINKS_PER_PAGE'];
$end = $i + $_SESSION['LINKS_PER_PAGE'];
$thumbnailsEnabled = $conf->get('thumbnails.mode', Thumbnailer::MODE_NONE) !== Thumbnailer::MODE_NONE;
if ($thumbnailsEnabled) {
$thumbnailer = new Thumbnailer($conf);
}
$linkDisp = array();
while ($i<$end && $i<count($keys)) {
$link = $formatter->format($linksToDisplay[$keys[$i]]);
// Logged in, thumbnails enabled, not a note,
// and (never retrieved yet or no valid cache file)
if ($loginManager->isLoggedIn()
&& $thumbnailsEnabled
&& !$linksToDisplay[$keys[$i]]->isNote()
&& $linksToDisplay[$keys[$i]]->getThumbnail() !== false
&& ! is_file($linksToDisplay[$keys[$i]]->getThumbnail())
) {
$linksToDisplay[$keys[$i]]->setThumbnail($thumbnailer->get($link['url']));
$linkDb->set($linksToDisplay[$keys[$i]], false);
$updateDB = true;
$link['thumbnail'] = $linksToDisplay[$keys[$i]]->getThumbnail();
}
// Check for both signs of a note: starting with ? and 7 chars long.
// if ($link['url'][0] === '?' && strlen($link['url']) === 7) {
// $link['url'] = index_url($_SERVER) . $link['url'];
// }
$linkDisp[$keys[$i]] = $link;
$i++;
}
// If we retrieved new thumbnails, we update the database.
if (!empty($updateDB)) {
$linkDb->save();
}
// Compute paging navigation
$searchtagsUrl = $searchtags === '' ? '' : '&searchtags=' . urlencode($searchtags);
$searchtermUrl = empty($searchterm) ? '' : '&searchterm=' . urlencode($searchterm);
$previous_page_url = '';
if ($i != count($keys)) {
$previous_page_url = '?page=' . ($page+1) . $searchtermUrl . $searchtagsUrl;
}
$next_page_url='';
if ($page>1) {
$next_page_url = '?page=' . ($page-1) . $searchtermUrl . $searchtagsUrl;
}
// Fill all template fields.
$data = array(
'previous_page_url' => $previous_page_url,
'next_page_url' => $next_page_url,
'page_current' => $page,
'page_max' => $pagecount,
'result_count' => count($linksToDisplay),
'search_term' => $searchterm,
'search_tags' => $searchtags,
'visibility' => ! empty($_SESSION['visibility']) ? $_SESSION['visibility'] : '',
'links' => $linkDisp,
);
// If there is only a single link, we change on-the-fly the title of the page.
if (count($linksToDisplay) == 1) {
$data['pagetitle'] = $linksToDisplay[$keys[0]]->getTitle() .' - '. $conf->get('general.title');
} elseif (! empty($searchterm) || ! empty($searchtags)) {
$data['pagetitle'] = t('Search: ');
$data['pagetitle'] .= ! empty($searchterm) ? $searchterm .' ' : '';
$bracketWrap = function ($tag) {
return '['. $tag .']';
};
$data['pagetitle'] .= ! empty($searchtags)
? implode(' ', array_map($bracketWrap, preg_split('/\s+/', $searchtags))).' '
: '';
$data['pagetitle'] .= '- '. $conf->get('general.title');
}
$pluginManager->executeHooks('render_linklist', $data, array('loggedin' => $loginManager->isLoggedIn()));
foreach ($data as $key => $value) {
$PAGE->assign($key, $value);
}
return;
}
/**
* Installation
* This function should NEVER be called if the file data/config.php exists.
*
* @param ConfigManager $conf Configuration Manager instance.
* @param SessionManager $sessionManager SessionManager instance
* @param LoginManager $loginManager LoginManager instance
*/
function install($conf, $sessionManager, $loginManager)
{
// On free.fr host, make sure the /sessions directory exists, otherwise login will not work.
if (endsWith($_SERVER['HTTP_HOST'], '.free.fr') && !is_dir($_SERVER['DOCUMENT_ROOT'].'/sessions')) {
mkdir($_SERVER['DOCUMENT_ROOT'].'/sessions', 0705);
}
// This part makes sure sessions works correctly.
// (Because on some hosts, session.save_path may not be set correctly,
// or we may not have write access to it.)
if (isset($_GET['test_session'])
&& ( !isset($_SESSION) || !isset($_SESSION['session_tested']) || $_SESSION['session_tested']!='Working')) {
// Step 2: Check if data in session is correct.
$msg = t(
'<pre>Sessions do not seem to work correctly on your server.<br>'.
'Make sure the variable "session.save_path" is set correctly in your PHP config, '.
'and that you have write access to it.<br>'.
'It currently points to %s.<br>'.
'On some browsers, accessing your server via a hostname like \'localhost\' '.
'or any custom hostname without a dot causes cookie storage to fail. '.
'We recommend accessing your server via it\'s IP address or Fully Qualified Domain Name.<br>'
);
$msg = sprintf($msg, session_save_path());
echo $msg;
echo '<br><a href="?">'. t('Click to try again.') .'</a></pre>';
die;
}
if (!isset($_SESSION['session_tested'])) {
// Step 1 : Try to store data in session and reload page.
$_SESSION['session_tested'] = 'Working'; // Try to set a variable in session.
header('Location: '.index_url($_SERVER).'?test_session'); // Redirect to check stored data.
}
if (isset($_GET['test_session'])) {
// Step 3: Sessions are OK. Remove test parameter from URL.
header('Location: '.index_url($_SERVER));
}
if (!empty($_POST['setlogin']) && !empty($_POST['setpassword'])) {
$tz = 'UTC';
if (!empty($_POST['continent']) && !empty($_POST['city'])
&& isTimeZoneValid($_POST['continent'], $_POST['city'])
) {
$tz = $_POST['continent'].'/'.$_POST['city'];
}
$conf->set('general.timezone', $tz);
$login = $_POST['setlogin'];
$conf->set('credentials.login', $login);
$salt = sha1(uniqid('', true) .'_'. mt_rand());
$conf->set('credentials.salt', $salt);
$conf->set('credentials.hash', sha1($_POST['setpassword'] . $login . $salt));
if (!empty($_POST['title'])) {
$conf->set('general.title', escape($_POST['title']));
} else {
$conf->set('general.title', 'Shared bookmarks on '.escape(index_url($_SERVER)));
}
$conf->set('translation.language', escape($_POST['language']));
$conf->set('updates.check_updates', !empty($_POST['updateCheck']));
$conf->set('api.enabled', !empty($_POST['enableApi']));
$conf->set(
'api.secret',
generate_api_secret(
$conf->get('credentials.login'),
$conf->get('credentials.salt')
)
);
try {
// Everything is ok, let's create config file.
$conf->write($loginManager->isLoggedIn());
} catch (Exception $e) {
error_log(
'ERROR while writing config file after installation.' . PHP_EOL .
$e->getMessage()
);
// TODO: do not handle exceptions/errors in JS.
echo '<script>alert("'. $e->getMessage() .'");document.location=\'?\';</script>';
exit;
}
$history = new History($conf->get('resource.history'));
$bookmarkService = new BookmarkFileService($conf, $history, true);
if ($bookmarkService->count() === 0) {
$bookmarkService->initialize();
}
echo '<script>alert('
.'"Shaarli is now configured. '
.'Please enter your login/password and start shaaring your bookmarks!"'
.');document.location=\'?do=login\';</script>';
exit;
}
$PAGE = new PageBuilder($conf, $_SESSION, null, $sessionManager->generateToken());
list($continents, $cities) = generateTimeZoneData(timezone_identifiers_list(), date_default_timezone_get());
$PAGE->assign('continents', $continents);
$PAGE->assign('cities', $cities);
$PAGE->assign('languages', Languages::getAvailableLanguages());
$PAGE->renderPage('install');
exit;
}
if (!isset($_SESSION['LINKS_PER_PAGE'])) {
$_SESSION['LINKS_PER_PAGE'] = $conf->get('general.links_per_page', 20);
}
try {
$history = new History($conf->get('resource.history'));
} catch (Exception $e) {
die($e->getMessage());
}
$linkDb = new BookmarkFileService($conf, $history, $loginManager->isLoggedIn());
if (isset($_SERVER['QUERY_STRING']) && startsWith($_SERVER['QUERY_STRING'], 'do=dailyrss')) {
showDailyRSS($linkDb, $conf, $loginManager);
exit;
}
$container = new \Slim\Container();
$container['conf'] = $conf;
$container['plugins'] = $pluginManager;
$container['history'] = $history;
$app = new \Slim\App($container);
// REST API routes
$app->group('/api/v1', function () {
$this->get('/info', '\Shaarli\Api\Controllers\Info:getInfo')->setName('getInfo');
$this->get('/bookmarks', '\Shaarli\Api\Controllers\Links:getLinks')->setName('getLinks');
$this->get('/bookmarks/{id:[\d]+}', '\Shaarli\Api\Controllers\Links:getLink')->setName('getLink');
$this->post('/bookmarks', '\Shaarli\Api\Controllers\Links:postLink')->setName('postLink');
$this->put('/bookmarks/{id:[\d]+}', '\Shaarli\Api\Controllers\Links:putLink')->setName('putLink');
$this->delete('/bookmarks/{id:[\d]+}', '\Shaarli\Api\Controllers\Links:deleteLink')->setName('deleteLink');
$this->get('/tags', '\Shaarli\Api\Controllers\Tags:getTags')->setName('getTags');
$this->get('/tags/{tagName:[\w]+}', '\Shaarli\Api\Controllers\Tags:getTag')->setName('getTag');
$this->put('/tags/{tagName:[\w]+}', '\Shaarli\Api\Controllers\Tags:putTag')->setName('putTag');
$this->delete('/tags/{tagName:[\w]+}', '\Shaarli\Api\Controllers\Tags:deleteTag')->setName('deleteTag');
$this->get('/history', '\Shaarli\Api\Controllers\HistoryController:getHistory')->setName('getHistory');
})->add('\Shaarli\Api\ApiMiddleware');
$response = $app->run(true);
// Hack to make Slim and Shaarli router work together:
// If a Slim route isn't found and NOT API call, we call renderPage().
if ($response->getStatusCode() == 404 && strpos($_SERVER['REQUEST_URI'], '/api/v1') === false) {
// We use UTF-8 for proper international characters handling.
header('Content-Type: text/html; charset=utf-8');
renderPage($conf, $pluginManager, $linkDb, $history, $sessionManager, $loginManager);
} else {
$response = $response
->withHeader('Access-Control-Allow-Origin', '*')
->withHeader(
'Access-Control-Allow-Headers',
'X-Requested-With, Content-Type, Accept, Origin, Authorization'
)
->withHeader('Access-Control-Allow-Methods', 'GET, POST, PUT, DELETE, OPTIONS');
$app->respond($response);
}