File Source for WurflSupport.php

<?php
/**
* Tera_WURFL - PHP MySQL driven WURFL
*
* Tera-WURFL was written by Steve Kamerman, and is based on the
* Java WURFL Evolution package by Luca Passani and WURFL PHP Tools by Andrea Trassati.
* This version uses a MySQL database to store the entire WURFL file, multiple patch
* files, and a persistent caching mechanism to provide extreme performance increases.
*
* @package TeraWurfl
* @author Steve Kamerman <stevekamerman AT gmail.com>
* @version Stable 2.1.3 $Date: 2010/09/18 15:43:21
* @license http://www.mozilla.org/MPL/ MPL Vesion 1.1
*/
/**
* Provides static supporting functions for Tera-WURFL
* @package TeraWurfl
*
*/
class WurflSupport{
public $errors;
/**
* The HTTP Headers that Tera-WURFL will look through to find the best User Agent, if one is not specified
* @var Array
*/
public static $userAgentHeaders = array(
'HTTP_X_DEVICE_USER_AGENT',
'HTTP_X_ORIGINAL_USER_AGENT',
'HTTP_X_OPERAMINI_PHONE_UA',
'HTTP_X_SKYFIRE_PHONE',
'HTTP_X_BOLT_PHONE_UA',
'HTTP_USER_AGENT'
);
// Constructor
public function __construct(){
$this->errors = array();
}
// Public Methods
public static function getUserAgent($source=null){
if(is_null($source) || !is_array($source))$source = $_SERVER;
$userAgent = '';
if(isset($_GET['UA'])){
$userAgent = $_GET['UA'];
}else{
foreach(self::$userAgentHeaders as $header){
if(array_key_exists($header,$source) && $source[$header]){
$userAgent = $source[$header];
break;
}
}
}
return $userAgent;
}
public static function getAcceptHeader($source=null){
if(is_null($source) || !is_array($source))$source = $_SERVER;
if(isset($_GET['ACCEPT'])){
return $_GET['ACCEPT'];
}else{
return $source['HTTP_ACCEPT'];
}
}
public static function getUAProfile(){
return isset($_SERVER['X-WAP-PROFILE'])?$_SERVER['X-WAP-PROFILE']:'';
}
public static function formatBytes($bytes){
$unim = array("B","KB","MB","GB","TB","PB");
$c = 0;
while ($bytes>=1024) {
$c++;
$bytes = $bytes/1024;
}
return number_format($bytes,($c ? 2 : 0),".",",")." ".$unim[$c];
}
public static function formatBitrate($bytes,$seconds){
$unim = array("bps","Kbps","Mbps","Gbps","Tbps","Pbps");
$bits = $bytes * 8;
$bps = $bits / $seconds;
$c = 0;
while ($bps>=1000) {
$c++;
$bps = $bps/1000;
}
return number_format($bps,($c ? 2 : 0),".",",")." ".$unim[$c];
}
public static function showBool($var){
if($var === true)return("true");
if($var === false)return("false");
return($var);
}
public static function showLogLevel($num){
$log_arr = array(1=>"LOG_CRIT",4=>"LOG_ERR",5=>"LOG_WARNING",6=>"LOG_NOTICE");
return($log_arr[$num]);
}
}

Source for file WurflSupport.php