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class.ilBrowser.php
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1 <?php
2 /* Copyright (c) 1998-2011 ILIAS open source, Extended GPL, see docs/LICENSE */
3 
4  //**************************************************************************\
5  //* Browser detect functions *
6  // This file written by Miles Lott <milosch@phpgroupware.org> *
7  // Majority of code borrowed from Sourceforge 2.5 *
8  // Copyright 1999-2000 (c) The SourceForge Crew - http://sourceforge.net *
9  // Browser detection functions for phpGroupWare developers *
10  // -------------------------------------------------------------------------*
11  // This library is borrowed from the phpGroupWare API *
12  // http://www.phpgroupware.org/api *
13  // Modifications made by Sascha Hofmann <sascha.hofmann@uni-koeln.de> *
14  // *
15  //**************************************************************************/
16 
31 class ilBrowser
32 {
33  protected $BROWSER_AGENT;
34  protected $BROWSER_VER;
35  protected $BROWSER_PLATFORM;
36  protected $br;
37  protected $p;
38  protected $data;
39  protected $accept;
40  protected $userAgent;
41  protected $isMobile = false;
42  protected $isAndroid = null;
43  protected $isAndroidtablet = null;
44  protected $isIphone = null;
45  protected $isIpad = null;
46  protected $isBlackberry = null;
47  protected $isOpera = null;
48  protected $isPalm = null;
49  protected $isWindows = null;
50  protected $isWindowsphone = null;
51  protected $isGeneric = null;
52  protected $devices = array(
53  'android' => 'android.*mobile',
54  'androidtablet' => 'android(?!.*mobile)',
55  'blackberry' => 'blackberry',
56  'blackberrytablet' => 'rim tablet os',
57  'iphone' => '(iphone|ipod)',
58  'ipad' => '(ipad)',
59  'palm' => '(avantgo|blazer|elaine|hiptop|palm|plucker|xiino)',
60  'windows' => 'windows ce; (iemobile|ppc|smartphone)',
61  'windowsphone' => 'windows phone os',
62  'generic' => '(kindle|mobile|mmp|midp|o2|pda|pocket|psp|symbian|smartphone|treo|up.browser|up.link|vodafone|wap|opera mini)'
63  );
64 
72  public function __construct()
73  {
74  $HTTP_USER_AGENT = $_SERVER['HTTP_USER_AGENT'];
75  /*
76  Determine browser and version
77  */
78  if(preg_match('/MSIE ([0-9].[0-9]{1,2})/',$HTTP_USER_AGENT,$log_version))
79  {
80  $this->BROWSER_VER = $log_version[1];
81  $this->BROWSER_AGENT = 'IE';
82  }
83  elseif(preg_match('/Opera ([0-9].[0-9]{1,2})/',$HTTP_USER_AGENT,$log_version) ||
84  preg_match('/Opera\/([0-9].[0-9]{1,2})/',$HTTP_USER_AGENT,$log_version))
85  {
86  $this->BROWSER_VER = $log_version[1];
87  $this->BROWSER_AGENT = 'OPERA';
88  }
89  elseif(preg_match('/Safari ([0-9\/.]*)/',$HTTP_USER_AGENT,$log_version) ||
90  preg_match('/Safari\/([0-9\/.]*)/',$HTTP_USER_AGENT,$log_version))
91  {
92  $this->BROWSER_VER = $log_version[1];
93  $this->BROWSER_AGENT = 'Safari';
94  }
95  elseif(preg_match('/Firefox ([0-9\/.]*)/',$HTTP_USER_AGENT,$log_version) ||
96  preg_match('/Firefox\/([0-9\/.]*)/',$HTTP_USER_AGENT,$log_version))
97  {
98  $this->BROWSER_VER = $log_version[1];
99  $this->BROWSER_AGENT = 'Firefox';
100  }
101  elseif(preg_match('/iCab ([0-9].[0-9a-zA-Z]{1,4})/',$HTTP_USER_AGENT,$log_version) ||
102  preg_match('/iCab\/([0-9].[0-9a-zA-Z]{1,4})/',$HTTP_USER_AGENT,$log_version))
103  {
104  $this->BROWSER_VER = $log_version[1];
105  $this->BROWSER_AGENT = 'iCab';
106  }
107  elseif(preg_match('/Mozilla ([0-9].[0-9a-zA-Z]{1,4})/',$HTTP_USER_AGENT,$log_version) ||
108  preg_match('/Mozilla\/([0-9].[0-9a-zA-Z]{1,4})/',$HTTP_USER_AGENT,$log_version))
109  {
110  $this->BROWSER_VER = $log_version[1];
111  if (preg_match('/Gecko/',$HTTP_USER_AGENT,$log_version))
112  {
113  $this->BROWSER_AGENT = 'Mozilla';
114  }
115  else
116  {
117  $this->BROWSER_AGENT = 'Netscape';
118  }
119  }
120  elseif(preg_match('/Konqueror\/([0-9].[0-9].[0-9]{1,2})/',$HTTP_USER_AGENT,$log_version) ||
121  preg_match('/Konqueror\/([0-9].[0-9]{1,2})/',$HTTP_USER_AGENT,$log_version))
122  {
123  $this->BROWSER_VER=$log_version[1];
124  $this->BROWSER_AGENT='Konqueror';
125  }
126  else
127  {
128  $this->BROWSER_VER=0;
129  $this->BROWSER_AGENT='OTHER';
130  }
131 
132  /*
133  Determine platform
134  */
135  if(strstr($HTTP_USER_AGENT,'Win'))
136  {
137  $this->BROWSER_PLATFORM='Win';
138  }
139  elseif(strstr($HTTP_USER_AGENT,'Mac'))
140  {
141  $this->BROWSER_PLATFORM='Mac';
142  }
143  elseif(strstr($HTTP_USER_AGENT,'Linux'))
144  {
145  $this->BROWSER_PLATFORM='Linux';
146  }
147  elseif(strstr($HTTP_USER_AGENT,'Unix'))
148  {
149  $this->BROWSER_PLATFORM='Unix';
150  }
151  elseif(strstr($HTTP_USER_AGENT,'Beos'))
152  {
153  $this->BROWSER_PLATFORM='Beos';
154  }
155  else
156  {
157  $this->BROWSER_PLATFORM='Other';
158  }
159 
160  // Mobile detection
161  $this->userAgent = $_SERVER['HTTP_USER_AGENT'];
162  $this->accept = $_SERVER['HTTP_ACCEPT'];
163 
164  if(isset($_SERVER['HTTP_X_WAP_PROFILE']) || isset($_SERVER['HTTP_PROFILE']))
165  {
166  $this->isMobile = true;
167  }
168  else if(strpos($this->accept, 'text/vnd.wap.wml') > 0 || strpos($this->accept, 'application/vnd.wap.xhtml+xml') > 0)
169  {
170  $this->isMobile = true;
171  }
172  else
173  {
174  foreach($this->devices as $device => $regexp)
175  {
176  if($this->isDevice($device))
177  {
178  $this->isMobile = true;
179  }
180  }
181  }
182 
183 /*
184  echo "<br>Agent: $HTTP_USER_AGENT";
185  echo "<br><b>Browser</b>";
186  echo "<br>IE: ".$this->isIE();
187  echo "<br>Netscape: ".$this->isNetscape();
188  echo "<br>Mozilla: ".$this->isMozilla();
189  echo "<br>Firefox: ".$this->isFirefox();
190  echo "<br>Safari: ".$this->isSafari();
191  echo "<br>Opera: ".$this->isOpera();
192  echo "<br><b>OS</b>";
193  echo "<br>Mac: ".$this->isMac();
194  echo "<br>Windows: ".$this->isWindows();
195  echo "<br>Linux: ".$this->isLinux();
196  echo "<br>Unix: ".$this->isUnix();
197  echo "<br>Beos: ".$this->isBeos();
198  echo "<br><b>Summary</b>";
199  echo "<br>OS: ".$this->getPlatform();
200  echo "<br>Version: ".$this->getVersion(false);
201  echo "<br>Agent: ".$this->getAgent();
202 */
203 
204  // The br and p functions are supposed to return the correct
205  // value for tags that do not need to be closed. This is
206  // per the xhmtl spec, so we need to fix this to include
207  // all compliant browsers we know of.
208  if($this->BROWSER_AGENT == 'IE')
209  {
210  $this->br = '<br/>';
211  $this->p = '<p/>';
212  }
213  else
214  {
215  $this->br = '<br>';
216  $this->p = '<p>';
217  }
218  }
219 
223  public function isMobile()
224  {
225  $HTTP_USER_AGENT = $_SERVER['HTTP_USER_AGENT'];
226 
227  if(preg_match('/android.+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|symbian|treo|up\.(browser|link)|vodafone|wap|windows (ce|phone)|xda|xiino/i',$HTTP_USER_AGENT) || preg_match('/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|e\-|e\/|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(di|rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|xda(\-|2|g)|yas\-|your|zeto|zte\-/i', substr($HTTP_USER_AGENT,0,4)))
228  {
229  return true;
230  }
231  else
232  {
233  return false;
234  }
235 
236  }
237 
238  public function __call($name, $arguments)
239  {
240  $device = substr($name, 2);
241  if($name == 'is' . ucfirst($device) && array_key_exists(strtolower($device), $this->devices))
242  {
243  return $this->isDevice($device);
244  }
245  else
246  {
247  trigger_error('Method '.$name.' not defined', E_USER_WARNING);
248  }
249  }
250 
251  protected function isDevice($device)
252  {
253  $var = 'is' . ucfirst($device);
254  $return = $this->$var === null ? (bool) preg_match('/' . $this->devices[strtolower($device)] . '/i', $this->userAgent) : $this->$var;
255  if($device != 'generic' && $return == true)
256  {
257  $this->isGeneric = false;
258  }
259 
260  return $return;
261  }
262 
263  public function returnArray()
264  {
265  $this->data = array(
266  'agent' => $this->getAgent(),
267  'version' => $this->getVersion(false),
268  'platform' => $this->getPlatform()
269  );
270 
271  return $this->data;
272  }
273 
274  public function getAgent()
275  {
276  return $this->BROWSER_AGENT;
277  }
278 
279  public function getVersion($a_as_array = true)
280  {
281  return explode('.', $this->BROWSER_VER);
282  }
283 
284  public function getPlatform()
285  {
286  return $this->BROWSER_PLATFORM;
287  }
288 
289  public function isLinux()
290  {
291  if($this->getPlatform() == 'Linux')
292  {
293  return true;
294  }
295  else
296  {
297  return false;
298  }
299  }
300 
301  public function isUnix()
302  {
303  if($this->getPlatform() == 'Unix')
304  {
305  return true;
306  }
307  else
308  {
309  return false;
310  }
311  }
312 
313  public function isBeos()
314  {
315  if($this->getPlatform() == 'Beos')
316  {
317  return true;
318  }
319  else
320  {
321  return false;
322  }
323  }
324 
325  public function isMac()
326  {
327  if($this->getPlatform() == 'Mac')
328  {
329  return true;
330  }
331  else
332  {
333  return false;
334  }
335  }
336 
337  public function isWindows()
338  {
339  if($this->getPlatform() == 'Win')
340  {
341  return true;
342  }
343  else
344  {
345  return false;
346  }
347  }
348 
349  public function isIE()
350  {
351  if($this->getAgent() == 'IE')
352  {
353  return true;
354  }
355  else
356  {
357  return false;
358  }
359  }
360 
366  public function isNetscape()
367  {
368  if($this->getAgent() == 'Netscape')
369  {
370  return true;
371  }
372  else
373  {
374  return false;
375  }
376  }
377 
383  public function isMozilla()
384  {
385  if($this->getAgent() == 'Mozilla')
386  {
387  return true;
388  }
389  else
390  {
391  return false;
392  }
393  }
394 
395  public function isOpera()
396  {
397  if($this->getAgent() == 'OPERA')
398  {
399  return true;
400  }
401  else
402  {
403  return false;
404  }
405  }
406 
407  public function isSafari()
408  {
409  if($this->getAgent() == 'Safari')
410  {
411  return true;
412  }
413  else
414  {
415  return false;
416  }
417  }
418 
419  public function isFirefox()
420  {
421  if($this->getAgent() == 'Firefox')
422  {
423  return true;
424  }
425  else
426  {
427  return false;
428  }
429  }
430 }
431 ?>