diff --git a/apps/files/admin.php b/apps/files/admin.php
index 786a8edf2a..f23f9b5269 100644
--- a/apps/files/admin.php
+++ b/apps/files/admin.php
@@ -30,9 +30,8 @@
 OCP\User::checkAdminUser();
 
 $htaccessWorking=(getenv('htaccessWorking')=='true');
-
-$upload_max_filesize = OCP\Util::computerFileSize(ini_get('upload_max_filesize'));
-$post_max_size = OCP\Util::computerFileSize(ini_get('post_max_size'));
+$upload_max_filesize = OC::$server->getIniWrapper()->getBytes('upload_max_filesize');
+$post_max_size = OC::$server->getIniWrapper()->getBytes('post_max_size');
 $maxUploadFilesize = OCP\Util::humanFileSize(min($upload_max_filesize, $post_max_size));
 if($_POST && OC_Util::isCallRegistered()) {
 	if(isset($_POST['maxUploadSize'])) {
diff --git a/apps/files/ajax/upload.php b/apps/files/ajax/upload.php
index 18e9cfe611..14f56a24b4 100644
--- a/apps/files/ajax/upload.php
+++ b/apps/files/ajax/upload.php
@@ -114,7 +114,7 @@ foreach ($_FILES['files']['error'] as $error) {
 		$errors = array(
 			UPLOAD_ERR_OK => $l->t('There is no error, the file uploaded with success'),
 			UPLOAD_ERR_INI_SIZE => $l->t('The uploaded file exceeds the upload_max_filesize directive in php.ini: ')
-			. ini_get('upload_max_filesize'),
+			. OC::$server->getIniWrapper()->getNumeric('upload_max_filesize'),
 			UPLOAD_ERR_FORM_SIZE => $l->t('The uploaded file exceeds the MAX_FILE_SIZE directive that was specified in the HTML form'),
 			UPLOAD_ERR_PARTIAL => $l->t('The uploaded file was only partially uploaded'),
 			UPLOAD_ERR_NO_FILE => $l->t('No file was uploaded'),
diff --git a/core/js/config.php b/core/js/config.php
index 953bd2ede4..376e108055 100644
--- a/core/js/config.php
+++ b/core/js/config.php
@@ -136,7 +136,7 @@ $array = array(
 	"firstDay" => json_encode($l->getFirstWeekDay()) ,
 	"oc_config" => json_encode(
 		array(
-			'session_lifetime'	=> min(\OCP\Config::getSystemValue('session_lifetime', ini_get('session.gc_maxlifetime')), ini_get('session.gc_maxlifetime')),
+			'session_lifetime'	=> min(\OCP\Config::getSystemValue('session_lifetime', OC::$server->getIniWrapper()->getNumeric('session.gc_maxlifetime')), OC::$server->getIniWrapper()->getNumeric('session.gc_maxlifetime')),
 			'session_keepalive'	=> \OCP\Config::getSystemValue('session_keepalive', true),
 			'version'			=> implode('.', OC_Util::getVersion()),
 			'versionstring'		=> OC_Util::getVersionString(),
diff --git a/lib/private/files.php b/lib/private/files.php
index af10f3e1e3..1cda28496c 100644
--- a/lib/private/files.php
+++ b/lib/private/files.php
@@ -115,7 +115,7 @@ class OC_Files {
 			self::lockFiles($view, $dir, $files);
 
 			$streamer->sendHeaders($name);
-			$executionTime = intval(ini_get('max_execution_time'));
+			$executionTime = intval(OC::$server->getIniWrapper()->getNumeric('max_execution_time'));
 			set_time_limit(0);
 			if ($getType === self::ZIP_FILES) {
 				foreach ($files as $file) {
diff --git a/lib/private/helper.php b/lib/private/helper.php
index ee2f520fe2..3bb81fba60 100644
--- a/lib/private/helper.php
+++ b/lib/private/helper.php
@@ -462,7 +462,7 @@ class OC_Helper {
 		// Default check will be done with $path directories :
 		$dirs = explode(PATH_SEPARATOR, $path);
 		// WARNING : We have to check if open_basedir is enabled :
-		$obd = ini_get('open_basedir');
+		$obd = OC::$server->getIniWrapper()->getString('open_basedir');
 		if ($obd != "none") {
 			$obd_values = explode(PATH_SEPARATOR, $obd);
 			if (count($obd_values) > 0 and $obd_values[0]) {
diff --git a/lib/private/memcache/apc.php b/lib/private/memcache/apc.php
index f768cdc1c6..e38b4bd3a3 100644
--- a/lib/private/memcache/apc.php
+++ b/lib/private/memcache/apc.php
@@ -115,9 +115,9 @@ class APC extends Cache implements IMemcache {
 	static public function isAvailable() {
 		if (!extension_loaded('apc')) {
 			return false;
-		} elseif (!ini_get('apc.enabled')) {
+		} elseif (!\OC::$server->getIniWrapper()->getBool('apc.enabled')) {
 			return false;
-		} elseif (!ini_get('apc.enable_cli') && \OC::$CLI) {
+		} elseif (!\OC::$server->getIniWrapper()->getBool('apc.enable_cli') && \OC::$CLI) {
 			return false;
 		} else {
 			return true;
diff --git a/lib/private/memcache/apcu.php b/lib/private/memcache/apcu.php
index 9a8da2ae60..84147233ef 100644
--- a/lib/private/memcache/apcu.php
+++ b/lib/private/memcache/apcu.php
@@ -28,9 +28,9 @@ class APCu extends APC {
 	static public function isAvailable() {
 		if (!extension_loaded('apcu')) {
 			return false;
-		} elseif (!ini_get('apc.enabled')) {
+		} elseif (!\OC::$server->getIniWrapper()->getBool('apc.enabled')) {
 			return false;
-		} elseif (!ini_get('apc.enable_cli') && \OC::$CLI) {
+		} elseif (!\OC::$server->getIniWrapper()->getBool('apc.enable_cli') && \OC::$CLI) {
 			return false;
 		} elseif (version_compare(phpversion('apc'), '4.0.6') === -1) {
 			return false;
diff --git a/lib/private/memcache/xcache.php b/lib/private/memcache/xcache.php
index a6265ed562..f1f932ba2c 100644
--- a/lib/private/memcache/xcache.php
+++ b/lib/private/memcache/xcache.php
@@ -118,7 +118,7 @@ class XCache extends Cache implements IMemcache {
 		if (\OC::$CLI && !getenv('XCACHE_TEST')) {
 			return false;
 		}
-		if (!function_exists('xcache_unset_by_prefix') && ini_get('xcache.admin.enable_auth')) {
+		if (!function_exists('xcache_unset_by_prefix') && \OC::$server->getIniWrapper()->getBool('xcache.admin.enable_auth')) {
 			// We do not want to use XCache if we can not clear it without
 			// using the administration function xcache_clear_cache()
 			// AND administration functions are password-protected.