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server/lib/setup.php
Bart Visscher 45cff7b737 Move storing "last updated at" time to the app config 
This way the config.php file is not changed every time you go to the
personal page. Step to make it possible to have a read-only config.php
most of the time
2012-02-17 22:10:03 +01:00

319 lines
11 KiB
PHP
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<?php
$hasSQLite = (is_callable('sqlite_open') or class_exists('SQLite3'));
$hasMySQL = is_callable('mysql_connect');
$hasPostgreSQL = is_callable('pg_connect');
$datadir = OC_Config::getValue('datadirectory', OC::$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", $options);
}
else {
header("Location: ".OC::$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['dbname'])) {
$error[] = "$dbprettyname enter the database name.";
}
if(empty($options['dbhost'])) {
$error[] = "$dbprettyname set the database host.";
}
}
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'];
$dbtableprefix = isset($options['dbtableprefix']) ? $options['dbtableprefix'] : 'oc_';
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 {
$oldUser=OC_Config::getValue('dbuser', false);
$oldPassword=OC_Config::getValue('dbpassword', false);
$query="SELECT user FROM mysql.user WHERE user='$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
$dbusername=substr('oc_'.$username,0,16);
if($dbusername!=$oldUser){
//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, $connection);
}
else {
if($dbuser!=$oldUser){
OC_Config::setValue('dbuser', $dbuser);
OC_Config::setValue('dbpassword', $dbpass);
}
//create the database
self::createDatabase($dbname, $dbuser, $connection);
}
//fill the database if needed
$query="select count(*) from information_schema.tables where table_schema='$dbname' AND table_name = '{$dbtableprefix}users';";
$result = mysql_query($query,$connection);
if($result){
$row=mysql_fetch_row($result);
}
if(!$result or $row[0]==0) {
OC_DB::createDbFromStructure('db_structure.xml');
}
mysql_close($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;
//create a new password so we don't need to store the admin config in the config file
$dbpassword=md5(time());
self::pg_createDBUser($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, $connection);
}
// the connection to dbname=postgres is not needed anymore
pg_close($connection);
// connect to the ownCloud database (dbname=$dbname) an check if it needs to be filled
$dbuser = OC_CONFIG::getValue('dbuser');
$dbpass = OC_CONFIG::getValue('dbpassword');
$connection_string = "host=$dbhost dbname=$dbname user=$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 {
$query = "select count(*) FROM pg_class WHERE relname='{$dbtableprefix}users' limit 1";
$result = pg_query($connection, $query);
if($result) {
$row = pg_fetch_row($result);
}
if(!$result or $row[0]==0) {
OC_DB::createDbFromStructure('db_structure.xml');
}
}
}
}
else {
//delete the old sqlite database first, might cause infinte loops otherwise
if(file_exists("$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) {
OC_Appconfig::setValue('core', 'installedat',microtime(true));
OC_Appconfig::setValue('core', 'lastupdatedat',microtime(true));
//create the user and group
OC_User::createUser($username, $password);
OC_Group::createGroup('admin');
OC_Group::addToGroup($username, 'admin');
OC_User::login($username, $password);
//guess what this does
OC_Installer::installShippedApps();
//create htaccess files for apache hosts
if (strstr($_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 use 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 specify 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 use 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() {
$content = "ErrorDocument 404 ".OC::$WEBROOT."/core/templates/404.php\n";//custom 404 error page
$content.= "<IfModule mod_php5.c>\n";
$content.= "php_value upload_max_filesize 512M\n";//upload limit
$content.= "php_value post_max_size 512M\n";
$content.= "SetEnv htaccessWorking true\n";
$content.= "</IfModule>\n";
$content.= "<IfModule mod_rewrite.c>\n";
$content.= "RewriteEngine on\n";
$content.= "RewriteRule .* - [env=HTTP_AUTHORIZATION:%{HTTP:Authorization},last]\n";
$content.= "</IfModule>\n";
$content.= "Options -Indexes\n";
@file_put_contents(OC::$SERVERROOT.'/.htaccess', $content); //supress errors in case we don't have permissions for it
$content = "deny from all\n";
$content.= "IndexIgnore *";
file_put_contents(OC_Config::getValue('datadirectory', OC::$SERVERROOT.'/data').'/.htaccess', $content);
file_put_contents(OC_Config::getValue('datadirectory', OC::$SERVERROOT.'/data').'/index.html', '');
}
}
?>
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