/**
* check if the current server configuration is suitable for ownCloud
* @return array arrays with error messages and hints
*/
public static function checkServer()
{
$errors = array();
$web_server_restart = false;
//check for database drivers
if (!(is_callable('sqlite_open') or class_exists('SQLite3')) and !is_callable('mysql_connect') and !is_callable('pg_connect')) {
$errors[] = array('error' => 'No database drivers (sqlite, mysql, or postgresql) installed.<br/>', 'hint' => '');
//TODO: sane hint
$web_server_restart = true;
}
//common hint for all file permissons error messages
$permissionsHint = "Permissions can usually be fixed by giving the webserver write access to the ownCloud directory";
// Check if config folder is writable.
if (!is_writable(OC::$SERVERROOT . "/config/") or !is_readable(OC::$SERVERROOT . "/config/")) {
$errors[] = array('error' => "Can't write into config directory 'config'", 'hint' => "You can usually fix this by giving the webserver user write access to the config directory in owncloud");
}
// Check if there is a writable install folder.
if (OC_Config::getValue('appstoreenabled', true)) {
if (OC_App::getInstallPath() === null || !is_writable(OC_App::getInstallPath()) || !is_readable(OC_App::getInstallPath())) {
$errors[] = array('error' => "Can't write into apps directory", 'hint' => "You can usually fix this by giving the webserver user write access to the apps directory\n\t\t\t\tin owncloud or disabling the appstore in the config file.");
}
}
$CONFIG_DATADIRECTORY = OC_Config::getValue("datadirectory", OC::$SERVERROOT . "/data");
//check for correct file permissions
if (!stristr(PHP_OS, 'WIN')) {
$permissionsModHint = "Please change the permissions to 0770 so that the directory cannot be listed by other users.";
$prems = substr(decoct(@fileperms($CONFIG_DATADIRECTORY)), -3);
if (substr($prems, -1) != '0') {
OC_Helper::chmodr($CONFIG_DATADIRECTORY, 0770);
clearstatcache();
$prems = substr(decoct(@fileperms($CONFIG_DATADIRECTORY)), -3);
if (substr($prems, 2, 1) != '0') {
$errors[] = array('error' => 'Data directory (' . $CONFIG_DATADIRECTORY . ') is readable for other users<br/>', 'hint' => $permissionsModHint);
}
}
if (OC_Config::getValue("enablebackup", false)) {
$CONFIG_BACKUPDIRECTORY = OC_Config::getValue("backupdirectory", OC::$SERVERROOT . "/backup");
$prems = substr(decoct(@fileperms($CONFIG_BACKUPDIRECTORY)), -3);
if (substr($prems, -1) != '0') {
OC_Helper::chmodr($CONFIG_BACKUPDIRECTORY, 0770);
clearstatcache();
$prems = substr(decoct(@fileperms($CONFIG_BACKUPDIRECTORY)), -3);
if (substr($prems, 2, 1) != '0') {
$errors[] = array('error' => 'Data directory (' . $CONFIG_BACKUPDIRECTORY . ') is readable for other users<br/>', 'hint' => $permissionsModHint);
}
}
}
} else {
//TODO: permissions checks for windows hosts
}
// Create root dir.
if (!is_dir($CONFIG_DATADIRECTORY)) {
$success = @mkdir($CONFIG_DATADIRECTORY);
if (!$success) {
$errors[] = array('error' => "Can't create data directory (" . $CONFIG_DATADIRECTORY . ")", 'hint' => "You can usually fix this by giving the webserver write access to the ownCloud directory '" . OC::$SERVERROOT . "' (in a terminal, use the command 'chown -R www-data:www-data /path/to/your/owncloud/install/data' ");
}
} else {
if (!is_writable($CONFIG_DATADIRECTORY) or !is_readable($CONFIG_DATADIRECTORY)) {
$errors[] = array('error' => 'Data directory (' . $CONFIG_DATADIRECTORY . ') not writable by ownCloud<br/>', 'hint' => $permissionsHint);
}
}
// check if all required php modules are present
if (!class_exists('ZipArchive')) {
$errors[] = array('error' => 'PHP module zip not installed.<br/>', 'hint' => 'Please ask your server administrator to install the module.');
$web_server_restart = false;
}
if (!function_exists('mb_detect_encoding')) {
$errors[] = array('error' => 'PHP module mb multibyte not installed.<br/>', 'hint' => 'Please ask your server administrator to install the module.');
$web_server_restart = false;
}
if (!function_exists('ctype_digit')) {
$errors[] = array('error' => 'PHP module ctype is not installed.<br/>', 'hint' => 'Please ask your server administrator to install the module.');
$web_server_restart = false;
}
if (!function_exists('json_encode')) {
$errors[] = array('error' => 'PHP module JSON is not installed.<br/>', 'hint' => 'Please ask your server administrator to install the module.');
$web_server_restart = false;
}
if (!function_exists('imagepng')) {
$errors[] = array('error' => 'PHP module GD is not installed.<br/>', 'hint' => 'Please ask your server administrator to install the module.');
$web_server_restart = false;
}
if (!function_exists('gzencode')) {
$errors[] = array('error' => 'PHP module zlib is not installed.<br/>', 'hint' => 'Please ask your server administrator to install the module.');
$web_server_restart = false;
}
if (!function_exists('iconv')) {
$errors[] = array('error' => 'PHP module iconv is not installed.<br/>', 'hint' => 'Please ask your server administrator to install the module.');
$web_server_restart = false;
}
if (!function_exists('simplexml_load_string')) {
$errors[] = array('error' => 'PHP module SimpleXML is not installed.<br/>', 'hint' => 'Please ask your server administrator to install the module.');
$web_server_restart = false;
}
if (floatval(phpversion()) < 5.3) {
$errors[] = array('error' => 'PHP 5.3 is required.<br/>', 'hint' => 'Please ask your server administrator to update PHP to version 5.3 or higher. PHP 5.2 is no longer supported by ownCloud and the PHP community.');
$web_server_restart = false;
}
if (!defined('PDO::ATTR_DRIVER_NAME')) {
$errors[] = array('error' => 'PHP PDO module is not installed.<br/>', 'hint' => 'Please ask your server administrator to install the module.');
$web_server_restart = false;
}
if ($web_server_restart) {
$errors[] = array('error' => 'PHP modules have been installed, but they are still listed as missing?<br/>', 'hint' => 'Please ask your server administrator to restart the web server.');
}
return $errors;
}
/**
* check if the current server configuration is suitable for ownCloud
* @return array arrays with error messages and hints
*/
public static function checkServer()
{
$CONFIG_DATADIRECTORY_ROOT = OC_Config::getValue("datadirectory", OC::$SERVERROOT . "/data");
$CONFIG_BACKUPDIRECTORY = OC_Config::getValue("backupdirectory", OC::$SERVERROOT . "/backup");
$CONFIG_INSTALLED = OC_Config::getValue("installed", false);
$errors = array();
//check for database drivers
if (!(is_callable('sqlite_open') or class_exists('SQLite3')) and !is_callable('mysql_connect') and !is_callable('pg_connect')) {
$errors[] = array('error' => 'No database drivers (sqlite, mysql, or postgresql) installed.<br/>', 'hint' => '');
//TODO: sane hint
}
$CONFIG_DBTYPE = OC_Config::getValue("dbtype", "sqlite");
$CONFIG_DBNAME = OC_Config::getValue("dbname", "owncloud");
//common hint for all file permissons error messages
$permissionsHint = "Permissions can usually be fixed by giving the webserver write access to the ownCloud directory";
//check for correct file permissions
if (!stristr(PHP_OS, 'WIN')) {
$permissionsModHint = "Please change the permissions to 0770 so that the directory cannot be listed by other users.";
$prems = substr(decoct(@fileperms($CONFIG_DATADIRECTORY_ROOT)), -3);
if (substr($prems, -1) != '0') {
OC_Helper::chmodr($CONFIG_DATADIRECTORY_ROOT, 0770);
clearstatcache();
$prems = substr(decoct(@fileperms($CONFIG_DATADIRECTORY_ROOT)), -3);
if (substr($prems, 2, 1) != '0') {
$errors[] = array('error' => 'Data directory (' . $CONFIG_DATADIRECTORY_ROOT . ') is readable for other users<br/>', 'hint' => $permissionsModHint);
}
}
if (OC_Config::getValue("enablebackup", false)) {
$prems = substr(decoct(@fileperms($CONFIG_BACKUPDIRECTORY)), -3);
if (substr($prems, -1) != '0') {
OC_Helper::chmodr($CONFIG_BACKUPDIRECTORY, 0770);
clearstatcache();
$prems = substr(decoct(@fileperms($CONFIG_BACKUPDIRECTORY)), -3);
if (substr($prems, 2, 1) != '0') {
$errors[] = array('error' => 'Data directory (' . $CONFIG_BACKUPDIRECTORY . ') is readable for other users<br/>', 'hint' => $permissionsModHint);
}
}
}
} else {
//TODO: permissions checks for windows hosts
}
if (is_dir($CONFIG_DATADIRECTORY_ROOT) and !is_writable($CONFIG_DATADIRECTORY_ROOT)) {
$errors[] = array('error' => 'Data directory (' . $CONFIG_DATADIRECTORY_ROOT . ') not writable by ownCloud<br/>', 'hint' => $permissionsHint);
}
// check if all required php modules are present
if (!class_exists('ZipArchive')) {
$errors[] = array('error' => 'PHP module zip not installed.<br/>', 'hint' => 'Please ask your server administrator to install the module.');
}
if (!function_exists('mb_detect_encoding')) {
$errors[] = array('error' => 'PHP module mb multibyte not installed.<br/>', 'hint' => 'Please ask your server administrator to install the module.');
}
if (!function_exists('ctype_digit')) {
$errors[] = array('error' => 'PHP module ctype is not installed.<br/>', 'hint' => 'Please ask your server administrator to install the module.');
}
if (!function_exists('json_encode')) {
$errors[] = array('error' => 'PHP module JSON is not installed.<br/>', 'hint' => 'Please ask your server administrator to install the module.');
}
if (!function_exists('imagepng')) {
$errors[] = array('error' => 'PHP module GD is not installed.<br/>', 'hint' => 'Please ask your server administrator to install the module.');
}
if (floatval(phpversion()) < 5.3) {
$errors[] = array('error' => 'PHP 5.3 is required.<br/>', 'hint' => 'Please ask your server administrator to update PHP to version 5.3 or higher. PHP 5.2 is no longer supported by ownCloud and the PHP community.');
}
if (!defined('PDO::ATTR_DRIVER_NAME')) {
$errors[] = array('error' => 'PHP PDO module is not installed.<br/>', 'hint' => 'Please ask your server administrator to install the module.');
}
return $errors;
}
/**
* check if the current server configuration is suitable for ownCloud
* @return array arrays with error messages and hints
*/
public static function checkServer()
{
$CONFIG_DATADIRECTORY_ROOT = OC_Config::getValue("datadirectory", OC::$SERVERROOT . "/data");
$CONFIG_BACKUPDIRECTORY = OC_Config::getValue("backupdirectory", OC::$SERVERROOT . "/backup");
$CONFIG_INSTALLED = OC_Config::getValue("installed", false);
$errors = array();
//check for database drivers
if (!is_callable('sqlite_open') and !is_callable('mysql_connect')) {
$errors[] = array('error' => 'No database drivers (sqlite or mysql) installed.<br/>', 'hint' => '');
//TODO: sane hint
}
$CONFIG_DBTYPE = OC_Config::getValue("dbtype", "sqlite");
$CONFIG_DBNAME = OC_Config::getValue("dbname", "owncloud");
$serverUser = OC_Util::checkWebserverUser();
//common hint for all file permissons error messages
$permissionsHint = "Permissions can usually be fixed by setting the owner of the file or directory to the user the web server runs as ({$serverUser})";
//check for correct file permissions
if (!stristr(PHP_OS, 'WIN')) {
$permissionsModHint = "Please change the permissions to 0770 so that the directory cannot be listed by other users.";
$prems = substr(decoct(@fileperms($CONFIG_DATADIRECTORY_ROOT)), -3);
if (substr($prems, -1) != '0') {
OC_Helper::chmodr($CONFIG_DATADIRECTORY_ROOT, 0770);
clearstatcache();
$prems = substr(decoct(@fileperms($CONFIG_DATADIRECTORY_ROOT)), -3);
if (substr($prems, 2, 1) != '0') {
$errors[] = array('error' => 'Data directory (' . $CONFIG_DATADIRECTORY_ROOT . ') is readable for other users<br/>', 'hint' => $permissionsModHint);
}
}
if (OC_Config::getValue("enablebackup", false)) {
$prems = substr(decoct(@fileperms($CONFIG_BACKUPDIRECTORY)), -3);
if (substr($prems, -1) != '0') {
OC_Helper::chmodr($CONFIG_BACKUPDIRECTORY, 0770);
clearstatcache();
$prems = substr(decoct(@fileperms($CONFIG_BACKUPDIRECTORY)), -3);
if (substr($prems, 2, 1) != '0') {
$errors[] = array('error' => 'Data directory (' . $CONFIG_BACKUPDIRECTORY . ') is readable for other users<br/>', 'hint' => $permissionsModHint);
}
}
}
} else {
//TODO: permissions checks for windows hosts
}
if (is_dir($CONFIG_DATADIRECTORY_ROOT) and !is_writable($CONFIG_DATADIRECTORY_ROOT)) {
$errors[] = array('error' => 'Data directory (' . $CONFIG_DATADIRECTORY_ROOT . ') not writable by ownCloud<br/>', 'hint' => $permissionsHint);
}
// check if all required php modules are present
if (!class_exists('ZipArchive')) {
$errors[] = array('error' => 'PHP module zip not installed.<br/>', 'hint' => 'Please ask your server administrator to install the module.');
}
if (!function_exists('mb_detect_encoding')) {
$errors[] = array('error' => 'PHP module mb multibyte not installed.<br/>', 'hint' => 'Please ask your server administrator to install the module.');
}
if (!function_exists('ctype_digit')) {
$errors[] = array('error' => 'PHP module ctype is not installed.<br/>', 'hint' => 'Please ask your server administrator to install the module.');
}
return $errors;
}
/**
* @brief Check for correct file permissions of data directory
* @paran string $dataDirectory
* @return array arrays with error messages and hints
*/
public static function checkDataDirectoryPermissions($dataDirectory)
{
$errors = array();
if (self::runningOnWindows()) {
//TODO: permissions checks for windows hosts
} else {
$permissionsModHint = 'Please change the permissions to 0770 so that the directory' . ' cannot be listed by other users.';
$perms = substr(decoct(@fileperms($dataDirectory)), -3);
if (substr($perms, -1) != '0') {
OC_Helper::chmodr($dataDirectory, 0770);
clearstatcache();
$perms = substr(decoct(@fileperms($dataDirectory)), -3);
if (substr($perms, 2, 1) != '0') {
$errors[] = array('error' => 'Data directory (' . $dataDirectory . ') is readable for other users', 'hint' => $permissionsModHint);
}
}
}
return $errors;
}
