diff --git a/src/_h5ai/client/js/inc/core/location.js b/src/_h5ai/client/js/inc/core/location.js
index 37409d94..2e8680e2 100644
--- a/src/_h5ai/client/js/inc/core/location.js
+++ b/src/_h5ai/client/js/inc/core/location.js
@@ -84,7 +84,7 @@ modulejs.define('core/location', ['_', 'modernizr', 'core/event', 'core/settings
 
     function load(callback) {
 
-        modulejs.require('core/server').request({action: 'get', items: true, itemsHref: absHref, itemsWhat: 1}, function (json) {
+        modulejs.require('core/server').request({action: 'get', items: {href: absHref, what: 1}}, function (json) {
 
             var Item = modulejs.require('model/item');
             var item = Item.get(absHref);
diff --git a/src/_h5ai/client/js/inc/ext/custom.js b/src/_h5ai/client/js/inc/ext/custom.js
index e51a43c5..2faebee5 100644
--- a/src/_h5ai/client/js/inc/ext/custom.js
+++ b/src/_h5ai/client/js/inc/ext/custom.js
@@ -10,7 +10,7 @@ modulejs.define('ext/custom', ['_', '$', 'marked', 'core/event', 'core/server',
 
     function onLocationChanged(item) {
 
-        server.request({action: 'get', custom: true, customHref: item.absHref}, function (response) {
+        server.request({action: 'get', custom: item.absHref}, function (response) {
 
             var hasHeader;
             var hasFooter;
diff --git a/src/_h5ai/client/js/inc/ext/l10n.js b/src/_h5ai/client/js/inc/ext/l10n.js
index 7f94ca65..663f2532 100644
--- a/src/_h5ai/client/js/inc/ext/l10n.js
+++ b/src/_h5ai/client/js/inc/ext/l10n.js
@@ -67,7 +67,7 @@ modulejs.define('ext/l10n', ['_', '$', 'core/event', 'core/format', 'core/langs'
             callback(loaded[isoCode]);
         } else {
 
-            server.request({action: 'get', l10n: true, l10nCodes: isoCode}, function (response) {
+            server.request({action: 'get', l10n: [isoCode]}, function (response) {
 
                 var json = response.l10n && response.l10n[isoCode] ? response.l10n[isoCode] : {};
                 loaded[isoCode] = _.extend({}, defaultTranslations, json, {isoCode: isoCode});
diff --git a/src/_h5ai/client/js/inc/model/item.js b/src/_h5ai/client/js/inc/model/item.js
index 6bdf6975..bc1143c4 100644
--- a/src/_h5ai/client/js/inc/model/item.js
+++ b/src/_h5ai/client/js/inc/model/item.js
@@ -107,7 +107,7 @@ modulejs.define('model/item', ['_', 'core/event', 'core/location', 'core/server'
         if (self.isContentFetched) {
             callback(self);
         } else {
-            server.request({action: 'get', items: true, itemsHref: self.absHref, itemsWhat: 1}, function (response) {
+            server.request({action: 'get', items: {href: self.absHref, what: 1}}, function (response) {
 
                 if (response.items) {
                     _.each(response.items, function (jsonItem) {
diff --git a/src/_h5ai/server/php/inc/class-api.php b/src/_h5ai/server/php/inc/class-api.php
index 5bf82157..0676b676 100644
--- a/src/_h5ai/server/php/inc/class-api.php
+++ b/src/_h5ai/server/php/inc/class-api.php
@@ -49,23 +49,24 @@ class Api {
             }
         }
 
-        if (Util::get_boolean_request_param("l10n", false)) {
+        if (Util::get_request_param("l10n", false)) {
 
-            $iso_codes = Util::get_request_param("l10nCodes");
-            $iso_codes = array_filter(explode(":", $iso_codes));
+            $iso_codes = Util::get_request_param("l10n");
+            $iso_codes = array_filter($iso_codes);
             $response["l10n"] = $this->app->get_l10n($iso_codes);
         }
 
-        if (Util::get_boolean_request_param("custom", false)) {
+        if (Util::get_request_param("custom", false)) {
 
-            $href = Util::get_request_param("customHref");
+            $href = Util::get_request_param("custom");
             $response["custom"] = $this->app->get_customizations($href);
         }
 
-        if (Util::get_boolean_request_param("items", false)) {
+        if (Util::get_request_param("items", false)) {
 
-            $href = Util::get_request_param("itemsHref");
-            $what = Util::get_request_param("itemsWhat");
+            $items = Util::get_request_param("items");
+            $href = $items["href"];
+            $what = $items["what"];
             $what = is_numeric($what) ? intval($what, 10) : 1;
             $response["items"] = $this->app->get_items($href, $what);
         }
diff --git a/src/_h5ai/server/php/inc/class-app.php b/src/_h5ai/server/php/inc/class-app.php
index 325fa8e1..92ceeac9 100644
--- a/src/_h5ai/server/php/inc/class-app.php
+++ b/src/_h5ai/server/php/inc/class-app.php
@@ -22,18 +22,9 @@ class App {
     }
 
 
-    public function get_option($keypath, $default) {
+    public function get_option($keypath = "", $default = null) {
 
-        $value = $this->options;
-        $keys = array_filter(explode(".", $keypath));
-        foreach ($keys as $key) {
-            if (array_key_exists($key, $value)) {
-                $value = $value[$key];
-            } else {
-                return $default;
-            }
-        }
-        return $value;
+        return Util::array_query($this->options, $keypath, $default);
     }
 
 
diff --git a/src/_h5ai/server/php/inc/class-util.php b/src/_h5ai/server/php/inc/class-util.php
index f7fe3a41..cfa223b2 100644
--- a/src/_h5ai/server/php/inc/class-util.php
+++ b/src/_h5ai/server/php/inc/class-util.php
@@ -32,8 +32,25 @@ class Util {
     }
 
 
+    public static function array_query($array, $keypath = "", $default = null) {
+
+        $value = $array;
+
+        $keys = array_filter(explode(".", $keypath));
+        foreach ($keys as $key) {
+            if (!is_array($value) || !array_key_exists($key, $value)) {
+                return $default;
+            }
+            $value = $value[$key];
+        }
+
+        return $value;
+    }
+
+
     public static function is_post_request() {
 
+        // Logger::log("POSTED", $_POST);
         return (strtolower($_SERVER["REQUEST_METHOD"]) === "post");
     }