server/lib/setup.php
2011-08-22 17:18:54 +02:00

292 lines
9.8 KiB
PHP

<?php
$hasSQLite = (is_callable('sqlite_open') or class_exists('SQLite3'));
$hasMySQL = is_callable('mysql_connect');
$hasPostgreSQL = is_callable('pg_connect');
$datadir = OC_Config::getValue('datadir', $SERVERROOT.'/data');
$opts = array(
'hasSQLite' => $hasSQLite,
'hasMySQL' => $hasMySQL,
'hasPostgreSQL' => $hasPostgreSQL,
'directory' => $datadir,
'errors' => array(),
);
if(isset($_POST['install']) AND $_POST['install']=='true') {
// We have to launch the installation process :
$e = OC_Setup::install($_POST);
$errors = array('errors' => $e);
if(count($e) > 0) {
//OC_Template::printGuestPage("", "error", array("errors" => $errors));
$options = array_merge($_POST, $opts, $errors);
OC_Template::printGuestPage("", "installation", $options);
}
else {
header("Location: ".$WEBROOT.'/');
exit();
}
}
else {
OC_Template::printGuestPage("", "installation", $opts);
}
class OC_Setup {
public static function install($options) {
$error = array();
$dbtype = $options['dbtype'];
if(empty($options['adminlogin'])) {
$error[] = 'Set an admin username.';
}
if(empty($options['adminpass'])) {
$error[] = 'Set an admin password.';
}
if(empty($options['directory'])) {
$error[] = 'Specify a data folder.';
}
if($dbtype=='mysql' or $dbtype=='pgsql') { //mysql and postgresql needs more config options
if($dbtype=='mysql')
$dbprettyname = 'MySQL';
else
$dbprettyname = 'PostgreSQL';
if(empty($options['dbuser'])) {
$error[] = "$dbprettyname enter the database username.";
}
if(empty($options['dbpass'])) {
$error[] = "$dbprettyname enter the database password.";
}
if(empty($options['dbname'])) {
$error[] = "$dbprettyname enter the database name.";
}
if(empty($options['dbhost'])) {
$error[] = "$dbprettyname set the database host.";
}
if(!isset($options['dbtableprefix'])) {
$error[] = "$dbprettyname set a table prefix.";
}
}
if(count($error) == 0) { //no errors, good
$username = htmlspecialchars_decode($options['adminlogin']);
$password = htmlspecialchars_decode($options['adminpass']);
$datadir = htmlspecialchars_decode($options['directory']);
//use sqlite3 when available, otherise sqlite2 will be used.
if($dbtype=='sqlite' and class_exists('SQLite3')){
$dbtype='sqlite3';
}
//write the config file
OC_Config::setValue('datadirectory', $datadir);
OC_Config::setValue('dbtype', $dbtype);
OC_Config::setValue('version',implode('.',OC_Util::getVersion()));
if($dbtype == 'mysql') {
$dbuser = $options['dbuser'];
$dbpass = $options['dbpass'];
$dbname = $options['dbname'];
$dbhost = $options['dbhost'];
$dbtableprefix = $options['dbtableprefix'];
OC_Config::setValue('dbname', $dbname);
OC_Config::setValue('dbhost', $dbhost);
OC_Config::setValue('dbtableprefix', $dbtableprefix);
//check if the database user has admin right
$connection = @mysql_connect($dbhost, $dbuser, $dbpass);
if(!$connection) {
$error[] = array(
'error' => 'MySQL username and/or password not valid',
'hint' => 'You need to enter either an existing account or the administrator.'
);
}
else {
$query="SELECT user FROM mysql.user WHERE user='$dbuser'"; //this should be enough to check for admin rights in mysql
if(mysql_query($query, $connection)) {
//use the admin login data for the new database user
//add prefix to the mysql user name to prevent collissions
$dbusername=substr('oc_mysql_'.$username,0,16);
//hash the password so we don't need to store the admin config in the config file
$dbpassword=md5(time().$password);
self::createDBUser($dbusername, $dbpassword, $connection);
OC_Config::setValue('dbuser', $dbusername);
OC_Config::setValue('dbpassword', $dbpassword);
//create the database
self::createDatabase($dbname, $dbusername, $connection);
}
else {
OC_Config::setValue('dbuser', $dbuser);
OC_Config::setValue('dbpassword', $dbpass);
//create the database
self::createDatabase($dbname, $dbuser, $connection);
}
//fill the database if needed
$query="SELECT * FROM $dbname.{$dbtableprefix}users";
$result = mysql_query($query,$connection);
if(!$result) {
OC_DB::createDbFromStructure('db_structure.xml');
}
mysql_close($connection);
}
}
elseif($dbtype == 'pgsql') {
$dbuser = $options['dbuser'];
$dbpass = $options['dbpass'];
$dbname = $options['dbname'];
$dbhost = $options['dbhost'];
$dbtableprefix = $options['dbtableprefix'];
OC_CONFIG::setValue('dbname', $dbname);
OC_CONFIG::setValue('dbhost', $dbhost);
OC_CONFIG::setValue('dbtableprefix', $dbtableprefix);
//check if the database user has admin right
$connection_string = "host=$dbhost dbname=postgres user=$dbuser password=$dbpass";
$connection = @pg_connect($connection_string);
if(!$connection) {
$error[] = array(
'error' => 'PostgreSQL username and/or password not valid',
'hint' => 'You need to enter either an existing account or the administrator.'
);
}
else {
//check for roles creation rights in postgresql
$query="SELECT 1 FROM pg_roles WHERE rolcreaterole=TRUE AND rolname='$dbuser'";
$result = pg_query($connection, $query);
if($result and pg_num_rows($result) > 0) {
//use the admin login data for the new database user
//add prefix to the postgresql user name to prevent collissions
$dbusername='oc_'.$username;
//hash the password so we don't need to store the admin config in the config file
$dbpassword=md5(time().$password);
self::pg_createDBUser($dbusername, $dbpassword, $connection);
OC_CONFIG::setValue('dbuser', $dbusername);
OC_CONFIG::setValue('dbpassword', $dbpassword);
//create the database
self::pg_createDatabase($dbname, $dbusername, $connection);
}
else {
OC_CONFIG::setValue('dbuser', $dbuser);
OC_CONFIG::setValue('dbpassword', $dbpass);
//create the database
self::pg_createDatabase($dbname, $dbuser, $connection);
}
//fill the database if needed
$query="SELECT * FROM {$dbtableprefix}users";
$result = pg_query($connection, $query);
if(!$result) {
OC_DB::createDbFromStructure('db_structure.xml');
}
pg_close($connection);
}
}
else {
//delete the old sqlite database first, might cause infinte loops otherwise
if(file_exists("$datadir/owncloud.db")){
unlink("$datadir/owncloud.db");
}
//in case of sqlite, we can always fill the database
OC_DB::createDbFromStructure('db_structure.xml');
}
if(count($error) == 0) {
//create the user and group
OC_User::createUser($username, $password);
OC_Group::createGroup('admin');
OC_Group::addToGroup($username, 'admin');
OC_User::login($username, $password);
//guess what this does
OC_Installer::installShippedApps(true);
//create htaccess files for apache hosts
if (strstr($_SERVER['SERVER_SOFTWARE'], 'Apache')) {
self::createHtaccess();
}
//and we are done
OC_Config::setValue('installed', true);
}
}
return $error;
}
public static function createDatabase($name,$user,$connection) {
//we cant user OC_BD functions here because we need to connect as the administrative user.
$query = "CREATE DATABASE IF NOT EXISTS `$name`";
$result = mysql_query($query, $connection);
if(!$result) {
$entry='DB Error: "'.mysql_error($connection).'"<br />';
$entry.='Offending command was: '.$query.'<br />';
echo($entry);
}
$query="GRANT ALL PRIVILEGES ON `$name` . * TO '$user'";
$result = mysql_query($query, $connection); //this query will fail if there aren't the right permissons, ignore the error
}
private static function createDBUser($name,$password,$connection) {
// we need to create 2 accounts, one for global use and one for local user. if we don't speccify the local one,
// the anonymous user would take precedence when there is one.
$query = "CREATE USER '$name'@'localhost' IDENTIFIED BY '$password'";
$result = mysql_query($query, $connection);
$query = "CREATE USER '$name'@'%' IDENTIFIED BY '$password'";
$result = mysql_query($query, $connection);
}
public static function pg_createDatabase($name,$user,$connection) {
//we cant user OC_BD functions here because we need to connect as the administrative user.
$query = "CREATE DATABASE $name OWNER $user";
$result = pg_query($connection, $query);
if(!$result) {
$entry='DB Error: "'.pg_last_error($connection).'"<br />';
$entry.='Offending command was: '.$query.'<br />';
echo($entry);
}
$query = "REVOKE ALL PRIVILEGES ON DATABASE $name FROM PUBLIC";
$result = pg_query($connection, $query);
}
private static function pg_createDBUser($name,$password,$connection) {
$query = "CREATE USER $name CREATEDB PASSWORD '$password';";
$result = pg_query($connection, $query);
if(!$result) {
$entry='DB Error: "'.pg_last_error($connection).'"<br />';
$entry.='Offending command was: '.$query.'<br />';
echo($entry);
}
}
/**
* create .htaccess files for apache hosts
*/
private static function createHtaccess() {
$SERVERROOT=OC::$SERVERROOT;
$WEBROOT=OC::$WEBROOT;
$content = "ErrorDocument 404 /$WEBROOT/core/templates/404.php\n";//custom 404 error page
$content.= '<IfModule mod_php5.c>';
$content.= 'php_value upload_max_filesize 512M';//upload limit
$content.= 'php_value post_max_size 512M';
$content.= 'SetEnv htaccessWorking true';
$content.= '</IfModule>';
$content.= "Options -Indexes\n";
@file_put_contents($SERVERROOT.'/.htaccess', $content); //supress errors in case we don't have permissions for it
$content = "deny from all";
file_put_contents(OC_Config::getValue('datadirectory', $SERVERROOT.'/data').'/.htaccess', $content);
}
}
?>