row undos

app/helpers.php

@@ -95,3 +95,28 @@ function toJSON($object) {
 function fromJSON($object, $assoc=false) {
     return \GuzzleHttp\json_decode($object, $assoc);
 }
+
+/**
+ * @param \Illuminate\Support\Collection|array $items
+ * @param int $per_page
+ * @param null|\Closure $mapFn
+ * @return \Illuminate\Pagination\LengthAwarePaginator
+ */
+function collection_paginate($items, $per_page, $mapFn = null)
+{
+    if (!$items instanceof \Illuminate\Support\Collection) {
+        $items = collect($items);
+    }
+
+    $page = Request::get('page', 1);
+
+    $pageItems = $items->forPage($page, $per_page)->values();
+
+    return new Illuminate\Pagination\LengthAwarePaginator(
+        $mapFn ? $pageItems->map($mapFn) : $pageItems,
+        $items->count(),
+        $per_page,
+        Illuminate\Pagination\Paginator::resolveCurrentPage(),
+        ['path' => Illuminate\Pagination\Paginator::resolveCurrentPath()]
+    );
+}