ordersprinter/spider/install/installer.php

137 lines
4.3 KiB
PHP

<?php
error_reporting(E_ALL);
require_once ('../php/dbutils.php');
require_once ('../php/globals.php');
require_once ('../php/config.php');
require_once ('../php/database/database.php');
class DbConfig {
/**
* Return the basic configuration that is needed to access the database and its content.
*/
static function getConfigVals() {
$retArray = array(
"host" => MYSQL_HOST,
"db" => MYSQL_DB,
"user" => MYSQL_USER,
"password" => MYSQL_PASSWORD,
"tabprefix" => TAB_PREFIX);
echo json_encode(array("status" => "OK","result" => $retArray));
}
/**
* Write the file php/config.php
*
* @param unknown $host
* @param unknown $db
* @param unknown $user
* @param unknown $password
* @param unknown $prefix
*/
static function writeConfigFile($host,$db,$user,$password,$prefix) {
$configFile = "../php/config.php";
if (is_file($configFile) and !is_writable($configFile)) {
return array("status" => "ERROR","msg" => "The configuration file does not exist or cannot be overwritten!");
}
try {
$errorlevel = "<?php\nerror_reporting(E_ALL);\n\n";
$hostlines = "// Zum Aufbau der Verbindung zur Datenbank\n";
$hostlines .= "// die Daten erhalten Sie von Ihrem Provider\n";
$hostlines .= "define ( 'MYSQL_HOST','$host' );";
$userlines = "define ( 'MYSQL_USER', '$user' );";
$dbpasslines = "define ( 'MYSQL_PASSWORD', '$password' );";
$dblines = "define ( 'MYSQL_DB', '$db' );";
$dbloglines = "define ( 'LOG', false );";
$prefixlines = "define ('TAB_PREFIX', '$prefix');";
$installstatusline = "define ('INSTALLSTATUS', 'installed');";
$configText = "$errorlevel\n$hostlines\n$userlines\n$dbpasslines\n$dblines\n$dbloglines\n$prefixlines\n$installstatusline\n?>";
file_put_contents($configFile, $configText);
return array("status" => "OK");
} catch (Exception $e) {
// Directory or file not writeable
return array("status" => "ERROR","msg" => "The exception during installation: " . $e);
}
}
}
class Installer {
/**
* Start a fresh installation! This means:
* - write the config.php
* - create the data base tables
* - fill initial values in the data base like version and access parameter
*
* @param unknown $host
* @param unknown $dbname
* @param unknown $user
* @param unknown $pass
* @param unknown $prefix
* @param unknown $adminpass
* @return boolean
*/
static function install($host,$dbname,$user,$pass,$prefix,$adminpass) {
$configstatus = DbConfig::writeConfigFile($host,$dbname,$user,$pass,$prefix);
if ($configstatus["status"] != "OK") {
return $configstatus;
}
$pdo = Database::openDbAndReturnPdo($host,$dbname,$user,$pass);
if (is_null($pdo)) {
return array("status" => "ERROR","msg" => "Database connection not possible. Is PDO extension installed for PHP?");
}
Database::dropTables($pdo);
Database::createEmptyTables($pdo, $prefix);
Database::setVersion($pdo,$prefix,"1.5.26");
Database::setAccessPassword($pdo,$prefix,$adminpass);
Database::setRefreshRate($pdo,$prefix,"5"); // default: 5 times per hour
return array("status" => "OK","msg" => "Installation successful");
}
}
// This is the command that is send via GET in the URL
$command = $_GET["command"];
if ($command == 'getConfig') {
// to be displayed on the install page as start parameters - fetched from the config.php
DbConfig::getConfigVals();
} else if ($command == 'install') {
// start a fresh installation
$ok = Installer::install($_POST['host'],$_POST['db'],$_POST['user'],$_POST['password'],$_POST['prefix'],$_POST['adminpass']);
if ($ok["status"] == "OK") {
// log out all users, i.e. kill all existing sessions
if(session_id() == '') {
session_start();
}
$_SESSION = array();
session_destroy();
// Swipe via memory
if (ini_get("session.use_cookies")) {
// Prepare and swipe cookies
$params = session_get_cookie_params();
// clear cookies and sessions
setcookie(session_name(), '', time() - 42000,
$params["path"], $params["domain"],
$params["secure"], $params["httponly"]
);
}
// kill all sessions - but does not seem to work correctly...
ini_set('session.gc_max_lifetime', 0);
ini_set('session.gc_probability', 1);
ini_set('session.gc_divisor', 1);
echo json_encode($ok);
} else {
echo json_encode($ok);
}
} else if ($command == 'update') {
// to be filled when next version is available
}