390 lines
9.4 KiB
PHP
390 lines
9.4 KiB
PHP
<?php
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namespace Model\Config;
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use DirectoryIterator;
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use SimpleValidator\Validator;
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use SimpleValidator\Validators;
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use PicoDb\Database;
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use PicoFeed\Config as ReaderConfig;
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use PicoFeed\Logging;
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const DB_VERSION = 29;
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const HTTP_USER_AGENT = 'Miniflux (http://miniflux.net)';
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// Get PicoFeed config
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function get_reader_config()
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{
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$config = new ReaderConfig;
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$config->setTimezone(get('timezone'));
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$config->setClientTimeout(HTTP_TIMEOUT);
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$config->setClientUserAgent(HTTP_USER_AGENT);
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$config->setGrabberUserAgent(HTTP_USER_AGENT);
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$config->setProxyHostname(PROXY_HOSTNAME);
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$config->setProxyPort(PROXY_PORT);
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$config->setProxyUsername(PROXY_USERNAME);
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$config->setProxyPassword(PROXY_PASSWORD);
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$config->setFilterIframeWhitelist(get_iframe_whitelist());
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return $config;
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}
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function get_iframe_whitelist()
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{
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return array(
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'http://www.youtube.com',
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'https://www.youtube.com',
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'http://player.vimeo.com',
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'https://player.vimeo.com',
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'http://www.dailymotion.com',
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'https://www.dailymotion.com',
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);
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}
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// Send a debug message to the console
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function debug($line)
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{
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Logging::setMessage($line);
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write_debug();
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}
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// Write PicoFeed debug output to a file
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function write_debug()
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{
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if (DEBUG) {
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file_put_contents(DEBUG_FILENAME, implode(PHP_EOL, Logging::getMessages()));
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}
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}
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// Get available timezone
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function get_timezones()
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{
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$timezones = timezone_identifiers_list();
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return array_combine(array_values($timezones), $timezones);
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}
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// Get all supported languages
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function get_languages()
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{
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return array(
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'cs_CZ' => 'Čeština',
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'de_DE' => 'Deutsch',
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'en_US' => 'English',
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'es_ES' => 'Español',
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'fr_FR' => 'Français',
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'it_IT' => 'Italiano',
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'pt_BR' => 'Português',
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'zh_CN' => '简体中国',
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);
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}
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// Get all skins
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function get_themes()
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{
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$themes = array(
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'original' => t('Original')
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);
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if (file_exists(THEME_DIRECTORY)) {
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$dir = new DirectoryIterator(THEME_DIRECTORY);
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foreach ($dir as $fileinfo) {
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if (! $fileinfo->isDot() && $fileinfo->isDir()) {
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$themes[$dir->getFilename()] = ucfirst($dir->getFilename());
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}
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}
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}
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return $themes;
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}
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// Sorting direction choices for items
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function get_sorting_directions()
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{
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return array(
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'asc' => t('Older items first'),
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'desc' => t('Most recent first'),
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);
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}
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// Display summaries or full contents on lists
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function get_display_mode()
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{
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return array(
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'summaries' => t('Summaries'),
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'full' => t('Full contents')
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);
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}
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// Autoflush choices for items
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function get_autoflush_options()
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{
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return array(
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'0' => t('Never'),
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'-1' => t('Immediately'),
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'1' => t('After %d day', 1),
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'5' => t('After %d days', 5),
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'15' => t('After %d days', 15),
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'30' => t('After %d days', 30)
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);
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}
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// Number of items per pages
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function get_paging_options()
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{
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return array(
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50 => 50,
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100 => 100,
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150 => 150,
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200 => 200,
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250 => 250,
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);
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}
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// Get redirect options when there is nothing to read
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function get_nothing_to_read_redirections()
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{
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return array(
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'feeds' => t('Subscription page'),
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'history' => t('History page'),
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'bookmarks' => t('Bookmark page'),
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);
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}
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// Create a CSRF token
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function generate_csrf()
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{
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if (empty($_SESSION['csrf'])) {
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$_SESSION['csrf'] = array();
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}
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$token = generate_token();
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$_SESSION['csrf'][$token] = true;
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return $token;
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}
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// Check CSRF token (form values)
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function check_csrf_values(array &$values)
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{
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if (empty($values['csrf']) || ! isset($_SESSION['csrf'][$values['csrf']])) {
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$values = array();
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}
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else {
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unset($_SESSION['csrf'][$values['csrf']]);
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unset($values['csrf']);
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}
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}
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// Check CSRF token
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function check_csrf($token)
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{
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if (isset($_SESSION['csrf'][$token])) {
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unset($_SESSION['csrf'][$values['csrf']]);
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return true;
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}
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return false;
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}
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// Generate a token from /dev/urandom or with uniqid() if open_basedir is enabled
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function generate_token()
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{
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if (function_exists('openssl_random_pseudo_bytes')) {
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return bin2hex(\openssl_random_pseudo_bytes(25));
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}
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else if (ini_get('open_basedir') === '' && strtoupper(substr(PHP_OS, 0, 3)) !== 'WIN') {
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return hash('sha256', file_get_contents('/dev/urandom', false, null, 0, 30));
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}
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return hash('sha256', uniqid(mt_rand(), true));
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}
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// Regenerate tokens for the API and bookmark feed
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function new_tokens()
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{
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$values = array(
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'api_token' => generate_token(),
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'feed_token' => generate_token(),
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'bookmarklet_token' => generate_token(),
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'fever_token' => substr(generate_token(), 0, 8),
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);
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return Database::get('db')->table('config')->update($values);
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}
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// Save tokens for external authentication
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function save_auth_token($type, $value)
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{
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return Database::get('db')
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->table('config')
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->update(array(
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'auth_'.$type.'_token' => $value
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));
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}
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// Clear authentication tokens
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function remove_auth_token($type)
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{
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Database::get('db')
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->table('config')
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->update(array(
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'auth_'.$type.'_token' => ''
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));
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$_SESSION['config'] = get_all();
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}
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// Get a config value from the DB or from the session
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function get($name)
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{
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if (! isset($_SESSION)) {
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return Database::get('db')->table('config')->findOneColumn($name);
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}
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else {
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if (! isset($_SESSION['config'][$name])) {
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$_SESSION['config'] = get_all();
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}
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if (isset($_SESSION['config'][$name])) {
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return $_SESSION['config'][$name];
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}
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}
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return null;
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}
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// Get all config parameters
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function get_all()
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{
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return Database::get('db')
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->table('config')
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->columns(
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'username',
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'language',
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'timezone',
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'autoflush',
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'nocontent',
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'items_per_page',
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'theme',
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'api_token',
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'feed_token',
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'fever_token',
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'bookmarklet_token',
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'items_sorting_direction',
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'items_display_mode',
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'redirect_nothing_to_read',
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'auto_update_url'
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)
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->findOne();
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}
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// Validation for edit action
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function validate_modification(array $values)
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{
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$rules = array(
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new Validators\Required('username', t('The user name is required')),
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new Validators\MaxLength('username', t('The maximum length is 50 characters'), 50),
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new Validators\Required('autoflush', t('Value required')),
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new Validators\Required('items_per_page', t('Value required')),
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new Validators\Integer('items_per_page', t('Must be an integer')),
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new Validators\Required('theme', t('Value required')),
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);
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if (ENABLE_AUTO_UPDATE) {
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$rules[] = new Validators\Required('auto_update_url', t('Value required'));
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}
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if (! empty($values['password'])) {
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$rules[] = new Validators\Required('password', t('The password is required'));
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$rules[] = new Validators\MinLength('password', t('The minimum length is 6 characters'), 6);
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$rules[] = new Validators\Required('confirmation', t('The confirmation is required'));
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$rules[] = new Validators\Equals('password', 'confirmation', t('Passwords don\'t match'));
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}
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$v = new Validator($values, $rules);
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return array(
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$v->execute(),
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$v->getErrors()
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);
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}
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// Save config into the database and update the session
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function save(array $values)
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{
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// Update the password if needed
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if (! empty($values['password'])) {
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$values['password'] = \password_hash($values['password'], PASSWORD_BCRYPT);
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} else {
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unset($values['password']);
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}
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unset($values['confirmation']);
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// Reload configuration in session
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$_SESSION['config'] = $values;
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// Reload translations for flash session message
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\Translator\load($values['language']);
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// If the user does not want content of feeds, remove it in previous ones
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if (isset($values['nocontent']) && (bool) $values['nocontent']) {
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Database::get('db')->table('items')->update(array('content' => ''));
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}
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return Database::get('db')->table('config')->update($values);
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}
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// Get the user agent of the connected user
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function get_user_agent()
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{
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return empty($_SERVER['HTTP_USER_AGENT']) ? t('Unknown') : $_SERVER['HTTP_USER_AGENT'];
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}
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// Get the real IP address of the connected user
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function get_ip_address($only_public = false)
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{
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$keys = array(
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'HTTP_CLIENT_IP',
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'HTTP_X_FORWARDED_FOR',
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'HTTP_X_FORWARDED',
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'HTTP_X_CLUSTER_CLIENT_IP',
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'HTTP_FORWARDED_FOR',
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'HTTP_FORWARDED',
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'REMOTE_ADDR'
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);
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foreach ($keys as $key) {
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if (isset($_SERVER[$key])) {
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foreach (explode(',', $_SERVER[$key]) as $ip_address) {
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$ip_address = trim($ip_address);
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if ($only_public) {
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// Return only public IP address
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if (filter_var($ip_address, FILTER_VALIDATE_IP, FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE) !== false) {
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return $ip_address;
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}
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}
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else {
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return $ip_address;
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}
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}
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}
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}
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return t('Unknown');
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}
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