505 lines
14 KiB
PHP
505 lines
14 KiB
PHP
<html>
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<head>
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<title>Tiny Tiny RSS - Installer</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="../css/utility.css">
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<style type="text/css">
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textarea { font-size : 12px; }
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</style>
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</head>
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<body>
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<?php
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// could be needed because of existing config.php
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function define_default($param, $value) {
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//
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}
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function make_password($length = 8) {
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$password = "";
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$possible = "0123456789abcdfghjkmnpqrstvwxyzABCDFGHJKMNPQRSTVWXYZ*%+^";
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$i = 0;
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while ($i < $length) {
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$char = substr($possible, mt_rand(0, strlen($possible)-1), 1);
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if (!strstr($password, $char)) {
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$password .= $char;
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$i++;
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}
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}
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return $password;
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}
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function sanity_check($db_type) {
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$errors = array();
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if (version_compare(PHP_VERSION, '5.3.0', '<')) {
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array_push($errors, "PHP version 5.3.0 or newer required.");
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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 ($db_type == "mysql" && !function_exists("mysql_connect") && !function_exists("mysqli_connect")) {
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array_push($errors, "PHP support for MySQL is required for configured $db_type in config.php.");
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}
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if ($db_type == "pgsql" && !function_exists("pg_connect")) {
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array_push($errors, "PHP support for PostgreSQL is required for configured $db_type in config.php");
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}
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if (!function_exists("mb_strlen")) {
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array_push($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($errors, "PHP support for hash() function is required but was not found.");
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}
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if (!function_exists("ctype_lower")) {
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array_push($errors, "PHP support for ctype functions are required by HTMLPurifier.");
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}
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if (!function_exists("iconv")) {
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array_push($errors, "PHP support for iconv is required to handle multiple charsets.");
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}
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/* if (ini_get("safe_mode")) {
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array_push($errors, "PHP safe mode setting is not supported.");
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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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return $errors;
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}
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function print_error($msg) {
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print "<div class='error'><span><img src='../images/alert.png'></span>
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<span>$msg</span></div>";
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}
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function print_notice($msg) {
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print "<div class=\"notice\">
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<span><img src=\"../images/information.png\"></span><span>$msg</span></div>";
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}
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function db_connect($host, $user, $pass, $db, $type, $port = false) {
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if ($type == "pgsql") {
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$string = "dbname=$db user=$user";
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if ($pass) {
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$string .= " password=$pass";
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}
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if ($host) {
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$string .= " host=$host";
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}
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if ($port) {
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$string = "$string port=" . $port;
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}
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$link = pg_connect($string);
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return $link;
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} else if ($type == "mysql") {
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if (function_exists("mysqli_connect")) {
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if ($port)
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return mysqli_connect($host, $user, $pass, $db, $port);
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else
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return mysqli_connect($host, $user, $pass, $db);
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} else {
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$link = mysql_connect($host, $user, $pass);
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if ($link) {
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$result = mysql_select_db($db, $link);
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if ($result) return $link;
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}
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}
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}
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}
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function make_config($DB_TYPE, $DB_HOST, $DB_USER, $DB_NAME, $DB_PASS,
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$DB_PORT, $SELF_URL_PATH) {
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$data = explode("\n", file_get_contents("../config.php-dist"));
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$rv = "";
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$finished = false;
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if (function_exists("mcrypt_decrypt")) {
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$crypt_key = make_password(24);
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} else {
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$crypt_key = "";
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}
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foreach ($data as $line) {
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if (preg_match("/define\('DB_TYPE'/", $line)) {
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$rv .= "\tdefine('DB_TYPE', '$DB_TYPE');\n";
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} else if (preg_match("/define\('DB_HOST'/", $line)) {
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$rv .= "\tdefine('DB_HOST', '$DB_HOST');\n";
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} else if (preg_match("/define\('DB_USER'/", $line)) {
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$rv .= "\tdefine('DB_USER', '$DB_USER');\n";
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} else if (preg_match("/define\('DB_NAME'/", $line)) {
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$rv .= "\tdefine('DB_NAME', '$DB_NAME');\n";
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} else if (preg_match("/define\('DB_PASS'/", $line)) {
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$rv .= "\tdefine('DB_PASS', '$DB_PASS');\n";
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} else if (preg_match("/define\('DB_PORT'/", $line)) {
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$rv .= "\tdefine('DB_PORT', '$DB_PORT');\n";
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} else if (preg_match("/define\('SELF_URL_PATH'/", $line)) {
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$rv .= "\tdefine('SELF_URL_PATH', '$SELF_URL_PATH');\n";
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} else if (preg_match("/define\('FEED_CRYPT_KEY'/", $line)) {
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$rv .= "\tdefine('FEED_CRYPT_KEY', '$crypt_key');\n";
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} else if (!$finished) {
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$rv .= "$line\n";
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}
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if (preg_match("/\?\>/", $line)) {
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$finished = true;
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}
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}
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return $rv;
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}
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function db_query($link, $query, $type, $die_on_error = true) {
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if ($type == "pgsql") {
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$result = pg_query($link, $query);
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if (!$result) {
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$query = htmlspecialchars($query); // just in case
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if ($die_on_error) {
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die("Query <i>$query</i> failed [$result]: " . ($link ? pg_last_error($link) : "No connection"));
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}
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}
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return $result;
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} else if ($type == "mysql") {
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if (function_exists("mysqli_connect")) {
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$result = mysqli_query($link, $query);
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} else {
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$result = mysql_query($query, $link);
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}
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if (!$result) {
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$query = htmlspecialchars($query);
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if ($die_on_error) {
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die("Query <i>$query</i> failed: " . ($link ? function_exists("mysqli_connect") ? mysqli_error($link) : mysql_error($link) : "No connection"));
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}
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}
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return $result;
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}
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}
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function make_self_url_path() {
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$url_path = ((!isset($_SERVER['HTTPS']) || $_SERVER['HTTPS'] != "on") ? 'http://' : 'https://') . $_SERVER["HTTP_HOST"] . parse_url($_SERVER["REQUEST_URI"], PHP_URL_PATH);
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return $url_path;
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}
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?>
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<div class="floatingLogo"><img src="../images/logo_small.png"></div>
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<h1>Tiny Tiny RSS Installer</h1>
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<div class='content'>
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<?php
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if (file_exists("../config.php")) {
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require "../config.php";
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if (!defined('_INSTALLER_IGNORE_CONFIG_CHECK')) {
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print_error("Error: config.php already exists in tt-rss directory; aborting.");
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exit;
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}
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}
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@$op = $_REQUEST['op'];
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@$DB_HOST = strip_tags($_POST['DB_HOST']);
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@$DB_TYPE = strip_tags($_POST['DB_TYPE']);
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@$DB_USER = strip_tags($_POST['DB_USER']);
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@$DB_NAME = strip_tags($_POST['DB_NAME']);
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@$DB_PASS = strip_tags($_POST['DB_PASS']);
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@$DB_PORT = strip_tags($_POST['DB_PORT']);
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@$SELF_URL_PATH = strip_tags($_POST['SELF_URL_PATH']);
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if (!$SELF_URL_PATH) {
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$SELF_URL_PATH = preg_replace("/\/install\/$/", "/", make_self_url_path());
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}
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?>
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<form action="" method="post">
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<input type="hidden" name="op" value="testconfig">
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<h2>Database settings</h2>
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<?php
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$issel_pgsql = $DB_TYPE == "pgsql" ? "selected" : "";
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$issel_mysql = $DB_TYPE == "mysql" ? "selected" : "";
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?>
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<fieldset>
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<label>Database type</label>
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<select name="DB_TYPE">
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<option <?php echo $issel_pgsql ?> value="pgsql">PostgreSQL</option>
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<option <?php echo $issel_mysql ?> value="mysql">MySQL</option>
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</select>
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</fieldset>
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<fieldset>
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<label>Username</label>
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<input required name="DB_USER" size="20" value="<?php echo $DB_USER ?>"/>
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</fieldset>
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<fieldset>
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<label>Password</label>
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<input required name="DB_PASS" size="20" type="password" value="<?php echo $DB_PASS ?>"/>
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</fieldset>
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<fieldset>
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<label>Database name</label>
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<input required name="DB_NAME" size="20" value="<?php echo $DB_NAME ?>"/>
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</fieldset>
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<fieldset>
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<label>Host name</label>
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<input name="DB_HOST" size="20" value="<?php echo $DB_HOST ?>"/>
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<span class="hint">If needed</span>
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</fieldset>
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<fieldset>
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<label>Port</label>
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<input name="DB_PORT" type="number" size="20" value="<?php echo $DB_PORT ?>"/>
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<span class="hint">Usually 3306 for MySQL or 5432 for PostgreSQL</span>
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</fieldset>
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<h2>Other settings</h2>
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<p>This should be set to the location your Tiny Tiny RSS will be available on.</p>
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<fieldset>
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<label>Tiny Tiny RSS URL</label>
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<input type="url" name="SELF_URL_PATH" placeholder="<?php echo $SELF_URL_PATH; ?>" size="60" value="<?php echo $SELF_URL_PATH ?>"/>
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</fieldset>
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<p><input type="submit" value="Test configuration"></p>
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</form>
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<?php if ($op == 'testconfig') { ?>
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<h2>Checking configuration</h2>
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<?php
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$errors = sanity_check($DB_TYPE);
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if (count($errors) > 0) {
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print "<p>Some configuration tests failed. Please correct them before continuing.</p>";
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print "<ul>";
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foreach ($errors as $error) {
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print "<li style='color : red'>$error</li>";
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}
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print "</ul>";
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exit;
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}
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$notices = array();
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if (!function_exists("curl_init")) {
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array_push($notices, "It is highly recommended to enable support for CURL in PHP.");
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}
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if (count($notices) > 0) {
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print_notice("Configuration check succeeded with minor problems:");
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print "<ul>";
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foreach ($notices as $notice) {
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print "<li>$notice</li>";
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}
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print "</ul>";
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} else {
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print_notice("Configuration check succeeded.");
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}
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?>
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<h2>Checking database</h2>
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<?php
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$link = db_connect($DB_HOST, $DB_USER, $DB_PASS, $DB_NAME, $DB_TYPE, $DB_PORT);
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if (!$link) {
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print_error("Unable to connect to database using specified parameters.");
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exit;
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}
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print_notice("Database test succeeded."); ?>
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<h2>Initialize database</h2>
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<p>Before you can start using tt-rss, database needs to be initialized. Click on the button below to do that now.</p>
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<?php
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$result = @db_query($link, "SELECT true FROM ttrss_feeds", $DB_TYPE, false);
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if ($result) {
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print_error("Existing tt-rss tables will be removed from the database. If you would like to keep your data, skip database initialization.");
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$need_confirm = true;
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} else {
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$need_confirm = false;
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}
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?>
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<table><tr><td>
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<form method="post">
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<input type="hidden" name="op" value="installschema">
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<input type="hidden" name="DB_USER" value="<?php echo $DB_USER ?>"/>
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<input type="hidden" name="DB_PASS" value="<?php echo $DB_PASS ?>"/>
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<input type="hidden" name="DB_NAME" value="<?php echo $DB_NAME ?>"/>
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<input type="hidden" name="DB_HOST" value="<?php echo $DB_HOST ?>"/>
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<input type="hidden" name="DB_PORT" value="<?php echo $DB_PORT ?>"/>
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<input type="hidden" name="DB_TYPE" value="<?php echo $DB_TYPE ?>"/>
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<input type="hidden" name="SELF_URL_PATH" value="<?php echo $SELF_URL_PATH ?>"/>
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<?php if ($need_confirm) { ?>
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<p><input onclick="return confirm('Please read the warning above. Continue?')" type="submit" value="Initialize database" style="color : red"></p>
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<?php } else { ?>
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<p><input type="submit" value="Initialize database" style="color : red"></p>
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<?php } ?>
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</form>
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</td><td>
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<form method="post">
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<input type="hidden" name="DB_USER" value="<?php echo $DB_USER ?>"/>
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<input type="hidden" name="DB_PASS" value="<?php echo $DB_PASS ?>"/>
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<input type="hidden" name="DB_NAME" value="<?php echo $DB_NAME ?>"/>
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<input type="hidden" name="DB_HOST" value="<?php echo $DB_HOST ?>"/>
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<input type="hidden" name="DB_PORT" value="<?php echo $DB_PORT ?>"/>
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<input type="hidden" name="DB_TYPE" value="<?php echo $DB_TYPE ?>"/>
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<input type="hidden" name="SELF_URL_PATH" value="<?php echo $SELF_URL_PATH ?>"/>
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<input type="hidden" name="op" value="skipschema">
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<p><input type="submit" value="Skip initialization"></p>
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</form>
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</td></tr></table>
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<?php
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} else if ($op == 'installschema' || $op == 'skipschema') {
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$link = db_connect($DB_HOST, $DB_USER, $DB_PASS, $DB_NAME, $DB_TYPE, $DB_PORT);
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if (!$link) {
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print_error("Unable to connect to database using specified parameters.");
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exit;
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}
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if ($op == 'installschema') {
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print "<h2>Initializing database...</h2>";
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$lines = explode(";", preg_replace("/[\r\n]/", "", file_get_contents("../schema/ttrss_schema_".basename($DB_TYPE).".sql")));
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foreach ($lines as $line) {
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if (strpos($line, "--") !== 0 && $line) {
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db_query($link, $line, $DB_TYPE);
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}
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}
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print_notice("Database initialization completed.");
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} else {
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print_notice("Database initialization skipped.");
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}
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print "<h2>Generated configuration file</h2>";
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print "<p>Copy following text and save as <code>config.php</code> in tt-rss main directory. It is suggested to read through the file to the end in case you need any options changed fom default values.</p>";
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print "<p>After copying the file, you will be able to login with default username and password combination: <code>admin</code> and <code>password</code>. Don't forget to change the password immediately!</p>"; ?>
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<form action="" method="post">
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<input type="hidden" name="op" value="saveconfig">
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<input type="hidden" name="DB_USER" value="<?php echo $DB_USER ?>"/>
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<input type="hidden" name="DB_PASS" value="<?php echo $DB_PASS ?>"/>
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<input type="hidden" name="DB_NAME" value="<?php echo $DB_NAME ?>"/>
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<input type="hidden" name="DB_HOST" value="<?php echo $DB_HOST ?>"/>
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<input type="hidden" name="DB_PORT" value="<?php echo $DB_PORT ?>"/>
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<input type="hidden" name="DB_TYPE" value="<?php echo $DB_TYPE ?>"/>
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<input type="hidden" name="SELF_URL_PATH" value="<?php echo $SELF_URL_PATH ?>"/>
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<?php print "<textarea cols=\"80\" rows=\"20\">";
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echo make_config($DB_TYPE, $DB_HOST, $DB_USER, $DB_NAME, $DB_PASS,
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$DB_PORT, $SELF_URL_PATH);
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print "</textarea>"; ?>
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<?php if (is_writable("..")) { ?>
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<p>We can also try saving the file automatically now.</p>
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<p><input type="submit" value="Save configuration"></p>
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</form>
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<?php } else {
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print_error("Unfortunately, parent directory is not writable, so we're unable to save config.php automatically.");
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}
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print_notice("You can generate the file again by changing the form above.");
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} else if ($op == "saveconfig") {
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print "<h2>Saving configuration file to parent directory...</h2>";
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if (!file_exists("../config.php")) {
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$fp = fopen("../config.php", "w");
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if ($fp) {
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$written = fwrite($fp, make_config($DB_TYPE, $DB_HOST,
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$DB_USER, $DB_NAME, $DB_PASS,
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$DB_PORT, $SELF_URL_PATH));
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if ($written > 0) {
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print_notice("Successfully saved config.php. You can try <a href=\"..\">loading tt-rss now</a>.");
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} else {
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print_notice("Unable to write into config.php in tt-rss directory.");
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}
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fclose($fp);
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} else {
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print_error("Unable to open config.php in tt-rss directory for writing.");
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}
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} else {
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print_error("config.php already present in tt-rss directory, refusing to overwrite.");
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}
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}
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?>
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</div>
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</body>
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</html>
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