initial import

lib/classes/timezone.class.php

@@ -0,0 +1,40 @@
+<?php
+class timezone
+{
+	
+	public static function getForm($props=array(),$selected=false)
+	{
+		$form = '<select ';
+		
+		foreach($props as $k=>$v)
+			$form .= $k.'="'.$v.'" ';
+		$form .='>';
+		
+		$list = self::getList();
+		
+		$times = array();
+		
+		foreach($list as $k=>$v)
+		{
+			foreach($v as $v2)
+				if(($timezone = trim($v2['timezone_id'])) !== '')
+					$times[] = $timezone;
+		}
+
+		$times = array_unique($times);
+		asort($times);
+		
+		foreach($times as $time)
+			$form .= '<option '.($selected == $time ? "selected" : "").' value="'.$time.'">'.$time.'</option>';
+				
+		$form .= '</select>';
+		
+		return $form;
+	}
+	
+	private static function getList()
+	{
+		return DateTimeZone::listAbbreviations();
+	}
+	
+}