207 lines
6.9 KiB
PHP
Executable File
207 lines
6.9 KiB
PHP
Executable File
<?php
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/* WARNING! If you modify this file, you are ON YOUR OWN! */
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function make_self_url() {
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$proto = is_server_https() ? 'https' : 'http';
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return $proto . '://' . $_SERVER["HTTP_HOST"] . $_SERVER["REQUEST_URI"];
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}
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function make_self_url_path() {
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if (!isset($_SERVER["HTTP_HOST"])) return false;
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$proto = is_server_https() ? 'https' : 'http';
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$url_path = $proto . '://' . $_SERVER["HTTP_HOST"] . parse_url($_SERVER["REQUEST_URI"], PHP_URL_PATH);
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return $url_path;
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}
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function check_mysql_tables() {
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$pdo = Db::pdo();
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$sth = $pdo->prepare("SELECT engine, table_name FROM information_schema.tables WHERE
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table_schema = ? AND table_name LIKE 'ttrss_%' AND engine != 'InnoDB'");
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$sth->execute([Config::get(Config::DB_NAME)]);
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$bad_tables = [];
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while ($line = $sth->fetch()) {
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array_push($bad_tables, $line);
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}
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return $bad_tables;
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}
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function initial_sanity_check() {
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$errors = array();
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if (strpos(Config::get(Config::PLUGINS), "auth_") === false) {
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array_push($errors, "Please enable at least one authentication module via Config::get(Config::PLUGINS) constant in config.php");
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}
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if (function_exists('posix_getuid') && posix_getuid() == 0) {
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array_push($errors, "Please don't run this script as root.");
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}
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if (version_compare(PHP_VERSION, '7.1.0', '<')) {
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array_push($errors, "PHP version 7.1.0 or newer required. You're using " . PHP_VERSION . ".");
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}
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if (!class_exists("UConverter")) {
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array_push($errors, "PHP UConverter class is missing, it's provided by the Internationalization (intl) module.");
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}
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if (!is_writable(Config::get(Config::CACHE_DIR) . "/images")) {
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array_push($errors, "Image cache is not writable (chmod -R 777 ".Config::get(Config::CACHE_DIR)."/images)");
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}
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if (!is_writable(Config::get(Config::CACHE_DIR) . "/upload")) {
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array_push($errors, "Upload cache is not writable (chmod -R 777 ".Config::get(Config::CACHE_DIR)."/upload)");
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}
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if (!is_writable(Config::get(Config::CACHE_DIR) . "/export")) {
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array_push($errors, "Data export cache is not writable (chmod -R 777 ".Config::get(Config::CACHE_DIR)."/export)");
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}
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if (Config::get(Config::SINGLE_USER_MODE) && class_exists("PDO")) {
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$pdo = Db::pdo();
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$res = $pdo->query("SELECT id FROM ttrss_users WHERE id = 1");
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if (!$res->fetch()) {
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array_push($errors, "SINGLE_USER_MODE is enabled but default admin account is not found.");
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}
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}
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if (php_sapi_name() != "cli") {
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$ref_self_url_path = make_self_url_path();
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if ($ref_self_url_path) {
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$ref_self_url_path = preg_replace("/\w+\.php$/", "", $ref_self_url_path);
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}
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if (Config::get(Config::SELF_URL_PATH) == "http://example.org/tt-rss/") {
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$hint = $ref_self_url_path ? "(possible value: <b>$ref_self_url_path</b>)" : "";
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array_push($errors,
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"Please set SELF_URL_PATH to the correct value for your server: $hint");
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}
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if ($ref_self_url_path &&
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(!defined('_SKIP_SELF_URL_PATH_CHECKS') || !_SKIP_SELF_URL_PATH_CHECKS) &&
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Config::get(Config::SELF_URL_PATH) != $ref_self_url_path && Config::get(Config::SELF_URL_PATH) != mb_substr($ref_self_url_path, 0, mb_strlen($ref_self_url_path)-1)) {
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array_push($errors,
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"Please set SELF_URL_PATH to the correct value detected for your server: <b>$ref_self_url_path</b> (you're using: <b>" . Config::get(Config::SELF_URL_PATH) . "</b>)");
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}
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}
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if (!is_writable(Config::get(Config::ICONS_DIR))) {
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array_push($errors, "ICONS_DIR defined in config.php is not writable (chmod -R 777 ".Config::get(Config::ICONS_DIR).").\n");
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}
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if (!is_writable(Config::get(Config::LOCK_DIRECTORY))) {
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array_push($errors, "LOCK_DIRECTORY is not writable (chmod -R 777 ".Config::get(Config::LOCK_DIRECTORY).").\n");
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}
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if (!function_exists("curl_init") && !ini_get("allow_url_fopen")) {
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array_push($errors, "PHP configuration option allow_url_fopen is disabled, and CURL functions are not present. Either enable allow_url_fopen or install PHP extension for CURL.");
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}
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if (!function_exists("json_encode")) {
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array_push($errors, "PHP support for JSON is required, but was not found.");
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}
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if (!class_exists("PDO")) {
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array_push($errors, "PHP support for PDO is required but was not found.");
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}
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if (!function_exists("mb_strlen")) {
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array_push($errors, "PHP support for mbstring functions is required but was not found.");
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}
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if (!function_exists("hash")) {
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array_push($errors, "PHP support for hash() function is required but was not found.");
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}
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if (ini_get("safe_mode")) {
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array_push($errors, "PHP safe mode setting is obsolete and not supported by tt-rss.");
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}
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if (!function_exists("mime_content_type")) {
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array_push($errors, "PHP function mime_content_type() is missing, try enabling fileinfo module.");
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}
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if (!class_exists("DOMDocument")) {
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array_push($errors, "PHP support for DOMDocument is required, but was not found.");
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}
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if (Config::get(Config::DB_TYPE) == "mysql") {
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$bad_tables = check_mysql_tables();
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if (count($bad_tables) > 0) {
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$bad_tables_fmt = [];
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foreach ($bad_tables as $bt) {
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array_push($bad_tables_fmt, sprintf("%s (%s)", $bt['table_name'], $bt['engine']));
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}
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$msg = "<p>The following tables use an unsupported MySQL engine: <b>" .
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implode(", ", $bad_tables_fmt) . "</b>.</p>";
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$msg .= "<p>The only supported engine on MySQL is InnoDB. MyISAM lacks functionality to run
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tt-rss.
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Please backup your data (via OPML) and re-import the schema before continuing.</p>
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<p><b>WARNING: importing the schema would mean LOSS OF ALL YOUR DATA.</b></p>";
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array_push($errors, $msg);
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}
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}
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if (count($errors) > 0 && php_sapi_name() != "cli") { ?>
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<!DOCTYPE html>
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<html>
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<head>
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<title>Startup failed</title>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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<link rel="stylesheet" type="text/css" href="themes/light.css">
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</head>
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<body class='sanity_failed claro ttrss_utility'>
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<div class="content">
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<h1>Startup failed</h1>
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<p>Tiny Tiny RSS was unable to start properly. This usually means a misconfiguration or an incomplete upgrade. Please fix
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errors indicated by the following messages:</p>
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<?php foreach ($errors as $error) { echo format_error($error); } ?>
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<p>You might want to check tt-rss <a href="https://tt-rss.org/wiki.php">wiki</a> or the
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<a href="https://community.tt-rss.org/">forums</a> for more information. Please search the forums before creating new topic
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for your question.</p>
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</div>
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</body>
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</html>
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<?php
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die;
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} else if (count($errors) > 0) {
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echo "Tiny Tiny RSS was unable to start properly. This usually means a misconfiguration or an incomplete upgrade.\n";
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echo "Please fix errors indicated by the following messages:\n\n";
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foreach ($errors as $error) {
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echo " * " . strip_tags($error)."\n";
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}
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echo "\nYou might want to check tt-rss wiki or the forums for more information.\n";
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echo "Please search the forums before creating new topic for your question.\n";
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exit(-1);
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}
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}
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initial_sanity_check();
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?>
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