0.1.0

app/Helper/Timezones.php

@@ -0,0 +1,41 @@
+<?php
+
+namespace App\Helper;
+
+use DateTimeZone;
+
+class Timezones
+{
+
+    public function groups(): array
+    {
+        return ['Africa', 'America', 'Antarctica', 'Arctic', 'Asia', 'Australia', 'Europe', 'Indian', 'Pacific', 'UTC'];
+    }
+
+    public function locations(string $group): array
+    {
+        return DateTimeZone::listIdentifiers(DateTimeZone::{strtoupper($group)});
+    }
+
+    public function toArray(): array
+    {
+        $tzForSelect = [];
+
+        foreach (DateTimeZone::listIdentifiers() as $timezone) {
+            $tz = explode('/', $timezone);
+            if (!isset($tz[1])) {
+                $tzForSelect['UTC']['UTC'] = 'UTC';
+            } else {
+                if (isset($tz[2])) {
+                    $tzForSelect[$tz[0]][$tz[1]] = $tz[1]."/".$tz[2];
+                } else {
+                    $tzForSelect[$tz[0]][$timezone] = $tz[1];
+                }
+            }
+        }
+
+        return $tzForSelect;
+    }
+
+
+}