chevereto-free/app/web.php
2021-12-20 11:15:34 -03:00

498 lines
23 KiB
PHP

<?php
/* --------------------------------------------------------------------
This file is part of Chevereto Free.
https://chevereto.com/free
(c) Rodolfo Berrios <rodolfo@chevereto.com>
For the full copyright and license information, please view the LICENSE
file that was distributed with this source code.
--------------------------------------------------------------------- */
// This file is used to load G and your G APP
// If you need to hook elements to this loader you can add them in loader-hook.php
namespace CHV;
use G;
use Exception;
use Mobile_Detect;
if (G\ends_with('/lib/Peafowl/js/hammer.min.js.map', $_SERVER['REQUEST_URI'])) {
G\Handler::issue404();
die();
}
$isGt3160 = version_compare(Settings::get('chevereto_version_installed'), '1.2.0', '>=');
// Not installed
if (!Settings::get('chevereto_version_installed')) {
new G\Handler([
'before' => function ($handler) {
if ($handler->request_array[0] !== 'install') {
G\redirect('install');
}
},
]);
}
// Process showPingPixel (automatic updates check)
if (
$isGt3160
&& Settings::get('enable_automatic_updates_check')
&& array_key_exists('ping', $_REQUEST)
&& $_REQUEST['r']
) {
if (
is_null(Settings::get('update_check_datetimegmt'))
|| G\datetime_add(Settings::get('update_check_datetimegmt'), 'P1D') < G\datetimegmt()
) {
try {
$lock = new Lock('check-updates');
if ($lock->create()) {
checkUpdates();
updateCheveretoNews();
$lock->destroy();
}
} catch (Exception $e) {
error_log($e);
}
}
Render\displayEmptyPixel();
}
// Handle banned IP address
$banned_ip = Ip_ban::getSingle();
if ($banned_ip) {
if (G\is_url($banned_ip['message'])) {
G\redirect($banned_ip['message']);
} else {
die(empty($banned_ip['message']) ? _s('You have been forbidden to use this website.') : $banned_ip['message']);
}
}
// Append any app loader hook (user own hooks)
if (is_readable(G_APP_PATH . 'chevereto-hook.php')) {
require_once G_APP_PATH . 'chevereto-hook.php';
}
// Fix the default system images (must be done here because CHV_PATH_CONTENT_IMAGES_SYSTEM)
foreach ([
'favicon_image' => 'favicon.png',
'logo_vector' => 'logo.svg',
'logo_image' => 'logo.png',
'watermark_image' => 'watermark.png',
'consent_screen_cover_image' => 'consent-screen_cover.jpg',
'homepage_cover_image' => 'home_cover.jpg',
'logo_vector_homepage' => 'logo_homepage.svg',
'logo_image_homepage' => 'logo_homepage.png',
] as $k => $v) {
if ($k == 'homepage_cover_image') {
$homepage_cover_image = getSetting('homepage_cover_image');
$homepage_cover_image_default = 'default/' . $v;
$homecovers = [];
if (!is_null($homepage_cover_image)) {
foreach (explode(',', $homepage_cover_image) as $vv) {
if (file_exists(CHV_PATH_CONTENT_IMAGES_SYSTEM . $vv)) {
$homecovers[] = [
'basename' => $vv,
'url' => get_system_image_url($vv),
];
} else {
$homepage_cover_image = rtrim(preg_replace('/,+/', ',', str_replace($vv, null, $homepage_cover_image)), ',');
}
}
}
if ($homepage_cover_image !== getSetting('homepage_cover_image')) {
Settings::update(['homepage_cover_image' => $homepage_cover_image]);
}
if (empty($homecovers) || is_null($homepage_cover_image)) {
$homecovers[] = [
'basename' => $homepage_cover_image_default,
'url' => get_system_image_url($homepage_cover_image_default),
];
}
Settings::setValue('homepage_cover_images', $homecovers);
shuffle($homecovers);
Settings::setValue('homepage_cover_images_shuffled', $homecovers);
continue;
}
if (!G\check_value(Settings::get($k)) || !is_readable(CHV_PATH_CONTENT_IMAGES_SYSTEM . Settings::get($k))) {
$value = 'default/' . $v;
if (in_array($k, ['logo_vector_homepage', 'logo_image_homepage'])) {
$no_homepage_value = Settings::get(G\str_replace_last('_homepage', null, $k));
if (!G\starts_with('default/', $no_homepage_value)) {
$value = $no_homepage_value;
}
}
Settings::setValue($k, $value);
}
}
if ($isGt3160) {
register_shutdown_function(function () {
try {
$lock = new Lock('delete-expired-images');
if ($lock->create()) {
Image::deleteExpired(50);
$lock->destroy();
}
} catch (Exception $e) {
error_log($e);
}
});
}
// We're getting fancy
try {
if (!isset($hook_before)) {
$hook_before = function ($handler) {
header("Permissions-Policy: interest-cohort=()");
header("Content-Security-Policy: frame-ancestors 'none'");
$failed_access_requests = Requestlog::getCounts(['login', 'signup'], 'fail');
if (is_max_invalid_request($failed_access_requests['day'])) {
G\set_status_header(403);
$handler->template = 'request-denied';
} else {
try {
Login::tryLogin();
} catch (Exception $e) {
G\exception_to_error($e);
}
}
// Handle agree consent stuff
if (array_key_exists('agree-consent', $_GET)) {
setcookie('AGREE_CONSENT', 1, time() + (60 * 60 * 24 * 30), G_ROOT_PATH_RELATIVE); // 30-day cookie
$_SESSION['agree-consent'] = true;
G\redirect(preg_replace('/([&\?]agree-consent)/', null, G\get_current_url()));
}
$base = $handler::$base_request;
parse_str($_SERVER['QUERY_STRING'], $querystr);
$handler::setVar('auth_token', $handler::getAuthToken());
$handler::setVar('doctitle', getSetting('website_name'));
$handler::setVar('meta_description', getSetting('website_description'));
$handler::setVar('logged_user', Login::getUser());
$handler::setVar('failed_access_requests', $failed_access_requests);
$handler::setVar('header_logo_link', G\get_base_url());
$handler::setCond('admin', Login::isAdmin());
$handler::setCond('manager', Login::isManager());
$handler::setCond('content_manager', Login::isAdmin() || Login::isManager());
$allowed_nsfw_flagging = !getSetting('image_lock_nsfw_editing');
if ($handler::getCond('content_manager')) {
$allowed_nsfw_flagging = true;
}
$handler::setCond('allowed_nsfw_flagging', $allowed_nsfw_flagging);
$handler::setCond('maintenance', getSetting('maintenance') and !Login::isAdmin());
$handler::setCond('show_consent_screen', $base !== 'api' && (getSetting('enable_consent_screen') ? !(Login::getUser() or isset($_SESSION['agree-consent']) or isset($_COOKIE['AGREE_CONSENT'])) : false));
$handler::setCond('captcha_needed', getSetting('recaptcha') and getSetting('recaptcha_threshold') == 0);
$handler::setCond('captcha_show', false); // this must be enabled on each route, applies to reCaptcha V3
$handler::setCond('show_header', !($handler::getCond('maintenance') or $handler::getCond('show_consent_screen')));
$handler::setCond('show_notifications', getSetting('website_mode') == 'community' && (getSetting('enable_followers') || getSetting('enable_likes')));
$handler::setCond('allowed_to_delete_content', Login::isAdmin() || getSetting('enable_user_content_delete'));
$handler::setVar('canonical', null);
if (Login::getUser()) {
$theme_tone = Login::getUser()['is_dark_mode'] ? 'dark' : 'light';
} else {
$theme_tone = Settings::get('theme_tone');
}
$handler::setVar('theme_tone', $theme_tone);
$is_dark_mode = $theme_tone == 'dark';
$handler::setCond('dark_mode', $is_dark_mode);
$handler::setVar('theme_top_bar_color', $is_dark_mode ? 'black' : 'white');
// Login if maintenance /dashboard
if ($handler::getCond('maintenance') && $handler->request_array[0] == 'dashboard') {
G\redirect('login');
}
// Consent screen "accept" URL
if ($handler::getCond('show_consent_screen')) {
$handler::setVar('consent_accept_url', G\get_current_url() . (parse_url(G\get_current_url(), PHP_URL_QUERY) ? '&' : '/?') . 'agree-consent');
}
// Recaptcha limit on multiple failed attempts
if (!Login::getUser()) {
// reCaptcha thing (only non logged users)
if (getSetting('recaptcha') && $failed_access_requests['day'] >= getSetting('recaptcha_threshold')) {
$handler::setCond('captcha_needed', true);
}
}
// Personal mode
if (getSetting('website_mode') == 'personal') {
// Disable some stuff for the rest of the mortals
if (!$handler::getVar('logged_user')['is_admin']) {
//Settings::setValue('website_explore_page', FALSE);
//Settings::setValue('website_search', FALSE);
}
if ($handler->request_array[0] == '/' and getSetting('website_mode_personal_routing') == '/' and in_array(key($querystr), ['random'])) {
$handler->mapRoute('index');
// Keep /search/something (global search) when route is /
} elseif ($handler->request_array[0] == 'search' and in_array($handler->request_array[1], ['images', 'albums', 'users'])) {
$handler->mapRoute('search');
// Map user for base routing + sub-routes
} elseif ($handler->request_array[0] == getSetting('website_mode_personal_routing') or (getSetting('website_mode_personal_routing') == '/' and in_array($handler->request_array[0], ['albums', 'search']))) {
$handler->mapRoute('user', [
'id' => getSetting('website_mode_personal_uid'),
]);
}
// Inject some stuff for the index page
if ($handler->request_array[0] == '/' and !in_array(key($querystr), ['random']) and !$handler::getCond('mapped_route')) {
$personal_mode_user = User::getSingle(getSetting('website_mode_personal_uid'));
if (Settings::get('homepage_title_html') == null) {
Settings::setValue('homepage_title_html', $personal_mode_user['name']);
}
if (Settings::get('homepage_paragraph_html') == null) {
Settings::setValue('homepage_paragraph_html', _s('Feel free to browse and discover all my shared images and albums.'));
}
if (Settings::get('homepage_cta_html') == null) {
Settings::setValue('homepage_cta_html', _s('View all my images'));
}
if (Settings::get('homepage_cta_fn') !== 'cta-link') {
Settings::setValue('homepage_cta_fn', 'cta-link');
Settings::setValue('homepage_cta_fn_extra', $personal_mode_user['url']);
}
if ($personal_mode_user['background']['url']) {
Settings::setValue('homepage_cover_image', $personal_mode_user['background']['url']);
}
}
} else { // Community mode
if ($base !== 'index' and !G\is_route_available($handler->request_array[0])) {
if (getSetting('user_routing')) {
$handler->mapRoute('user');
} else {
$image_id = decodeID($base);
$image = Image::getSingle($image_id, false, true);
if ($image) {
G\redirect($image['url_viewer'], 301);
}
}
}
}
// Virtual routes galore
$virtualizable_routes = ['image', 'album'];
// Redirect from real route to virtual route (only if needed)
if (in_array($handler->request_array[0], $virtualizable_routes)) {
$virtual_route = getSetting('route_' . $handler->request_array[0]);
if ($handler->request_array[0] !== $virtual_route) {
$virtualized_url = str_replace(G\get_base_url($handler->request_array[0]), G\get_base_url($virtual_route), G\get_current_url());
return G\redirect($virtualized_url);
}
}
// Virtual route mapping, is_route_available check route.name.php
if ($base !== 'index' && !G\is_route_available($handler->request_array[0])) {
foreach ($virtualizable_routes as $k) {
if ($handler->request_array[0] == getSetting('route_' . $k)) {
$handler->mapRoute($k);
}
}
}
// Website privacy mode (require login to use the website)
if (getSetting('website_privacy_mode') == 'private' && !Login::getUser()) {
$allowed_requests = ['api', 'login', 'logout', 'page', 'account', 'connect', 'json', 'recaptcha-verify'];
// Add content routes here (detect content privacy handling on route)
foreach ($virtualizable_routes as $v) {
$v = getSetting('route_' . $v);
if (isset($v)) {
$allowed_requests[] = $v;
}
}
if (getSetting('enable_signups')) {
$allowed_requests[] = 'signup';
}
if (!in_array($handler->request_array[0], $allowed_requests)) {
G\redirect('login');
}
}
// Private gate
$handler::setCond('private_gate', getSetting('website_privacy_mode') == 'private' and !Login::getUser());
// Forced privacy
$handler::setCond('forced_private_mode', (getSetting('website_privacy_mode') == 'private' and getSetting('website_content_privacy_mode') !== 'default'));
$handler::setCond('explore_enabled', $handler::getCond('content_manager') ?: (getSetting('website_explore_page') ? (Login::getUser() ?: getSetting('website_explore_page_guest')) : false));
$handler::setCond('search_enabled', $handler::getCond('content_manager') ?: getSetting('website_search'));
$categories = [];
if ($handler::getCond('explore_enabled') || $base == 'dashboard') {
try {
$categories_db = DB::queryFetchAll('SELECT * FROM ' . DB::getTable('categories') . ' ORDER BY category_name ASC;');
if (count($categories_db) > 0) {
foreach ($categories_db as $k => $v) {
$key = $v['category_id'];
$categories[$key] = $v;
$categories[$key]['category_url'] = G\get_base_url('category/' . $v['category_url_key']);
$categories[$key] = DB::formatRow($categories[$key]);
}
}
} catch (Exception $e) {
}
}
$handler::setVar('categories', $categories);
$explore_semantics = [
'recent' => [
'label' => _s('Recent'),
'icon' => 'icon-ccw',
],
'trending' => [
'label' => _s('Trending'),
'icon' => 'icon-fire',
],
'popular' => [
'label' => _s('Popular'),
'icon' => 'icon-heart3',
],
'animated' => [
'label' => _s('Animated'),
'icon' => 'icon-play4',
],
];
if (!getSetting('enable_likes')) {
unset($explore_semantics['popular']);
}
if (!in_array('gif', Image::getEnabledImageFormats())) {
unset($explore_semantics['animated']);
}
foreach ($explore_semantics as $k => &$v) {
$v['url'] = G\get_base_url('explore/' . $k);
}
unset($v);
$handler::setVar('explore_semantics', $explore_semantics);
// Get active AND visible pages
$pages_visible_db = Page::getAll(['is_active' => 1, 'is_link_visible' => 1], ['field' => 'sort_display', 'order' => 'ASC']);
$pageHandle = version_compare(Settings::get('chevereto_version_installed'), '1.2.0', '>=') ? 'internal' : 'url_key';
$handler::setVar('page_tos', Page::getSingle('tos', $pageHandle));
$handler::setVar('page_privacy', Page::getSingle('privacy', $pageHandle));
$pages_visible = [];
if ($pages_visible_db) {
foreach ($pages_visible_db as $k => $v) {
if (!$v['is_active'] && !$v['is_link_visible']) {
continue;
}
$pages_visible[$v['id']] = $v;
}
}
if (getSetting('enable_plugin_route')) {
$plugin_page = [
'type' => 'link',
'link_url' => G\get_base_url('plugin'),
'icon' => 'icon-code2',
'title' => _s('Plugin'),
'is_active' => 1,
'is_link_visible' => 1,
'attr_target' => '_self'
];
Page::fill($plugin_page);
array_unshift($pages_visible, $plugin_page);
}
$handler::setVar('pages_link_visible', $pages_visible);
// Allowed/Enabled upload conditional
$upload_enabled = Login::isAdmin() ? true : getSetting('enable_uploads');
$upload_allowed = $upload_enabled;
if (!Login::getUser()) {
if (!getSetting('guest_uploads') || getSetting('website_privacy_mode') == 'private' || $handler::getCond('maintenance')) {
$upload_allowed = false;
}
} elseif (!Login::isAdmin() && getSetting('website_mode') == 'personal' && getSetting('website_mode_personal_uid') !== Login::getUser()['id']) {
$upload_allowed = false;
}
// Guest upload limit, sets local value
if (!Login::getUser() && $upload_allowed && getSetting('upload_max_filesize_mb_guest')) {
Settings::setValue('upload_max_filesize_mb_bak', getSetting('upload_max_filesize_mb'));
Settings::setValue('upload_max_filesize_mb', getSetting('upload_max_filesize_mb_guest'));
}
$handler::setCond('upload_enabled', $upload_enabled); // System allows to upload?
$handler::setCond('upload_allowed', $upload_allowed); // Target peer can upload?
// Maintenance mode + Consent screen
if ($handler::getCond('maintenance') || $handler::getCond('show_consent_screen')) {
$handler::setCond('private_gate', true);
$allowed_requests = ['login', 'account', 'connect', 'recaptcha-verify', 'oembed'];
if (!in_array($handler->request_array[0], $allowed_requests)) {
$handler->preventRoute($handler::getCond('show_consent_screen') ? 'consent-screen' : 'maintenance');
}
}
if($handler->request_array[0] == getSetting('route_image')) {
$id = getIdFromURLComponent($handler->request[0]);
if ($id !== false) {
$image = Image::getSingle($id, false, true, $handler::getVar('logged_user'));
$userNotBanned = isset($image['user']['status'])
? $image['user']['status'] != 'banned'
: true;
if ($image && $image['is_approved'] && $userNotBanned && !in_array($image['album']['privacy'], array('private', 'custom'))) {
$image_safe_html = G\safe_html($image);
$handler::setVar('oembed', [
'title' => ($image_safe_html['title'] ?? ($image_safe_html['name'] . '.' . $image['extension'])) . ' hosted at ' . getSetting('website_name'),
'url' => $image['url_viewer']
]);
}
}
}
// Inject system notices
$handler::setVar('system_notices', Login::isAdmin() ? getSystemNotices() : null);
if (!in_array($handler->request_array[0], ['login', 'signup', 'account', 'connect', 'logout', 'json', 'api', 'recaptcha-verify'])) {
$_SESSION['last_url'] = G\get_current_url();
}
if (!isset($_SESSION['is_mobile_device'])) {
$_SESSION['is_mobile_device'] = false;
$detect = new Mobile_Detect();
$_SESSION['is_mobile_device'] = $detect->isMobile();
}
$handler::setCond('mobile_device', isset($_SESSION['is_mobile_device']) ? $_SESSION['is_mobile_device'] : null);
$handler::setCond('show_viewer_zero', false);
if ($handler->template == 'request-denied') {
$handler::setVar('doctitle', _s("Request denied") . ' (403) - ' . getSetting('website_name'));
$handler->preventRoute('request-denied');
}
}; // hook
} // hook before?
if (!isset($hook_after)) {
$hook_after = function ($handler) {
// Not found, check redirectors
if ($handler->is404 || $handler->checkIndexRedirect) {
$from = $handler->is404 ? $handler->handled_request : ('/?' . $_SERVER['QUERY_STRING']);
Redirect::handle($from);
}
if ($handler->template == 404) {
unset($_SESSION['last_url']);
$handler::setVar('doctitle', _s("That page doesn't exist") . ' (404) - ' . getSetting('website_name'));
}
$list_params = $handler::getVar('list_params');
if (isset($list_params) && $list_params['page_show']) {
$handler::setVar('doctitle', $handler::getVar('doctitle') . ' | ' . _s('Page %s', $list_params['page_show']));
}
$handler::setVar('safe_html_website_name', G\safe_html(getSetting('website_name')));
$handler::setVar('safe_html_doctitle', G\safe_html($handler::getVar('doctitle')));
if ($handler::getVar('pre_doctitle')) {
$handler::setVar('safe_html_pre_doctitle', G\safe_html($handler::getVar('pre_doctitle')));
}
$handler::setVar('safe_html_meta_description', G\safe_html($handler::getVar('meta_description')));
};
}
new G\Handler(['before' => $hook_before, 'after' => $hook_after]);
$_SESSION['REQUEST_REFERER'] = G\get_current_url(); // Save in session the current internal request
} catch (Exception $e) {
G\exception_to_error($e);
}