portal/patient/fwk/libs/verysimple/HTTP/BrowserDevice.php

   1 <?php
   2 /** @package    verysimple::HTTP */
   3
   4 /**
   5  * BrowserDevice represents a device used when browsing (or executing)
   6  * the current code.
   7  * This is a Singleton pattern, cannot be
   8  * instantiated directly.
   9  *
  10  * TODO: this only has minimal support and basically only supplies
  11  * information about whether the device is mobile or not, and if so
  12  * it supplies the major vendor name.
  13  *
  14  * Usage:
  15  * $browser = BrowserDevice::GetInstance();
  16  * if ($device->IsMobile()) dosomething();
  17  *
  18  * @package verysimple::HTTP
  19  * @author VerySimple Inc.
  20  * @copyright 1997-2007 VerySimple, Inc. http://www.verysimple.com
  21  * @license http://www.gnu.org/licenses/lgpl.html LGPL
  22  * @version 1.0
  23  */
  24 class BrowserDevice
  25 {
  26
  27     /**
  28      * patters to search for devices
  29      *
  30      * @var Array
  31      */
  32     static $DESKTOP_DEVICE_PATTERNS = array (
  33             'AdobeAIR' => 'AdobeAIR',
  34             'chrome' => 'google',
  35             'firefox' => 'mozilla',
  36             'MSIE' => 'microsoft',
  37             'safari' => 'apple'
  38     );
  39
  40     /**
  41      * patters to search for devices
  42      *
  43      * @var Array
  44      */
  45     static $MOBILE_DEVICE_PATTERNS = array (
  46             '(ipad|ipod|iphone)' => 'apple',
  47             'android' => 'android',
  48             'opera mini' => 'opera',
  49             'blackberry' => 'blackberry',
  50             '(pre\/|palm os|palm|hiptop|avantgo|plucker|xiino|blazer|elaine)' => 'palm',
  51             '(iris|3g_t|windows ce|opera mobi|windows ce; smartphone;|windows ce; iemobile)' => 'windows',
  52             '(mini 9.5|vx1000|lge |m800|e860|u940|ux840|compal|wireless| mobi|ahong|lg380|lgku|lgu900|lg210|lg47|lg920|lg840|lg370|sam-r|mg50|s55|g83|t66|vx400|mk99|d615|d763|el370|sl900|mp500|samu3|samu4|vx10|xda_|samu5|samu6|samu7|samu9|a615|b832|m881|s920|n210|s700|c-810|_h797|mob-x|sk16d|848b|mowser|s580|r800|471x|v120|rim8|c500foma:|160x|x160|480x|x640|t503|w839|i250|sprint|w398samr810|m5252|c7100|mt126|x225|s5330|s820|htil-g1|fly v71|s302|-x113|novarra|k610i|-three|8325rc|8352rc|sanyo|vx54|c888|nx250|n120|mtk |c5588|s710|t880|c5005|i;458x|p404i|s210|c5100|teleca|s940|c500|s590|foma|samsu|vx8|vx9|a1000|_mms|myx|a700|gu1100|bc831|e300|ems100|me701|me702m-three|sd588|s800|8325rc|ac831|mw200|brew |d88|htc\/|htc_touch|355x|m50|km100|d736|p-9521|telco|sl74|ktouch|m4u\/|me702|8325rc|kddi|phone|lg |sonyericsson|samsung|240x|x320|vx10|nokia|sony cmd|motorola|up.browser|up.link|mmp|symbian|smartphone|midp|wap|vodafone|o2|pocket|kindle|mobile|psp|treo)' => 'unknown'
  53     );
  54     private static $instance;
  55     public $UserAgent;
  56     public $IsWAP;
  57     public $IsMobile;
  58     public $IsTablet;
  59     public $IsConsole;
  60     public $Vendor;
  61     public $SupportsJS;
  62     public $SupportsCSS;
  63     public $IsNativeDevice;
  64     public $NativeClientVersion;
  65
  66     /**
  67      * Private constructor enforces the Singleton pattern
  68      */
  69     private function __construct()
  70     {
  71         // do nothing
  72     }
  73
  74     /**
  75      * Parse the user agent and detect the browser, populating
  76      * all internal properties accordingly
  77      */
  78     public function Detect()
  79     {
  80         // RESET DEFAULT VALUES
  81         $this->IsWAP = false;
  82         $this->IsMobile = false;
  83         $this->IsTablet = false;
  84         $this->IsConsole = false;
  85         $this->Vendor = 'unknown';
  86         $this->SupportsJS = true;
  87         $this->SupportsCSS = true;
  88
  89         $this->UserAgent = isset($_SERVER ['HTTP_USER_AGENT']) ? $_SERVER ['HTTP_USER_AGENT'] : "";
  90         $wap = isset($_SERVER ['HTTP_X_WAP_PROFILE']) ? $_SERVER ['HTTP_X_WAP_PROFILE'] : "";
  91
  92         if (! $this->UserAgent) {
  93             $this->IsConsole = true;
  94         } else {
  95             foreach (BrowserDevice::$MOBILE_DEVICE_PATTERNS as $key => $val) {
  96                 if (preg_match('/' . $key . '/i', $this->UserAgent)) {
  97                     $this->IsMobile = true;
  98                     $this->Vendor = $val;
  99                     break;
 100                 }
 101             }
 102
 103             if ($this->IsMobile == false) {
 104                 foreach (BrowserDevice::$DESKTOP_DEVICE_PATTERNS as $key => $val) {
 105                     if (preg_match('/' . $key . '/i', $this->UserAgent)) {
 106                         $this->Vendor = $val;
 107                         break;
 108                     }
 109                 }
 110             }
 111         }
 112     }
 113
 114     /**
 115      * Returns an instance of a BrowserDevice populated based on the
 116      * server variables provided
 117      *
 118      * @return BrowserDevice
 119      */
 120     public static function GetInstance()
 121     {
 122         if (! isset(self::$instance)) {
 123             $c = __CLASS__;
 124             self::$instance = new $c ();
 125             self::$instance->Detect();
 126         }
 127
 128         return self::$instance;
 129     }
 130 }