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source: trunk/phpgwapi/inc/class.browser.inc.php @ 2

Revision 2, 6.6 KB checked in by niltonneto, 17 years ago (diff)
Removida todas as tags usadas pelo CVS ($Id, $Source). Primeira versão no CVS externo.
Property svn:eol-style set to `native` Property svn:executable set to ``*

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1	<?php
2	/**************************************************************************\
3	* eGroupWare API - Browser detect functions *
4	* This file written by Miles Lott <milosch@groupwhere.org> *
5	* Majority of code borrowed from Sourceforge 2.5 *
6	* Copyright 1999-2000 (c) The SourceForge Crew - http://sourceforge.net *
7	* Browser detection functions for eGroupWare developers *
8	* -------------------------------------------------------------------------*
9	* This library is part of the eGroupWare API *
10	* http://www.egroupware.org/api *
11	* ------------------------------------------------------------------------ *
12	* This library is free software; you can redistribute it and/or modify it *
13	* under the terms of the GNU Lesser General Public License as published by *
14	* the Free Software Foundation; either version 2.1 of the License, *
15	* or any later version. *
16	* This library is distributed in the hope that it will be useful, but *
17	* WITHOUT ANY WARRANTY; without even the implied warranty of *
18	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. *
19	* See the GNU Lesser General Public License for more details. *
20	* You should have received a copy of the GNU Lesser General Public License *
21	* along with this library; if not, write to the Free Software Foundation, *
22	* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
23	\**************************************************************************/
24
25
26	class browser
27	{
28	var $BROWSER_AGENT;
29	var $BROWSER_VER;
30	var $BROWSER_PLATFORM;
31	var $br;
32	var $p;
33	var $data;
34
35	function browser()
36	{
37	$HTTP_USER_AGENT = $_SERVER['HTTP_USER_AGENT'];
38	/*
39	Determine browser and version
40	*/
41	if(ereg('MSIE ([0-9].[0-9]{1,2})',$HTTP_USER_AGENT,$log_version))
42	{
43	$this->BROWSER_VER = $log_version[1];
44	$this->BROWSER_AGENT = 'IE';
45	}
46	elseif(ereg('Opera ([0-9].[0-9]{1,2})',$HTTP_USER_AGENT,$log_version) \|\|
47	ereg('Opera/([0-9].[0-9]{1,2})',$HTTP_USER_AGENT,$log_version))
48	{
49	$this->BROWSER_VER = $log_version[1];
50	$this->BROWSER_AGENT = 'OPERA';
51	}
52	elseif(eregi('iCab ([0-9].[0-9a-zA-Z]{1,4})',$HTTP_USER_AGENT,$log_version) \|\|
53	eregi('iCab/([0-9].[0-9a-zA-Z]{1,4})',$HTTP_USER_AGENT,$log_version))
54	{
55	$this->BROWSER_VER = $log_version[1];
56	$this->BROWSER_AGENT = 'iCab';
57	}
58	elseif(ereg('Gecko',$HTTP_USER_AGENT,$log_version))
59	{
60	$this->BROWSER_VER = $log_version[1];
61	$this->BROWSER_AGENT = 'MOZILLA';
62	}
63	elseif(ereg('Konqueror/([0-9].[0-9].[0-9]{1,2})',$HTTP_USER_AGENT,$log_version) \|\|
64	ereg('Konqueror/([0-9].[0-9]{1,2})',$HTTP_USER_AGENT,$log_version))
65	{
66	$this->BROWSER_VER=$log_version[1];
67	$this->BROWSER_AGENT='Konqueror';
68	}
69	else
70	{
71	$this->BROWSER_VER=0;
72	$this->BROWSER_AGENT='OTHER';
73	}
74
75	/*
76	Determine platform
77	*/
78	if(strstr($HTTP_USER_AGENT,'Win'))
79	{
80	$this->BROWSER_PLATFORM='Win';
81	}
82	elseif(strstr($HTTP_USER_AGENT,'Mac'))
83	{
84	$this->BROWSER_PLATFORM='Mac';
85	}
86	elseif(strstr($HTTP_USER_AGENT,'Linux'))
87	{
88	$this->BROWSER_PLATFORM='Linux';
89	}
90	elseif(strstr($HTTP_USER_AGENT,'Unix'))
91	{
92	$this->BROWSER_PLATFORM='Unix';
93	}
94	elseif(strstr($HTTP_USER_AGENT,'Beos'))
95	{
96	$this->BROWSER_PLATFORM='Beos';
97	}
98	else
99	{
100	$this->BROWSER_PLATFORM='Other';
101	}
102
103	/*
104	echo "\n\nAgent: $HTTP_USER_AGENT";
105	echo "\nIE: ".browser_is_ie();
106	echo "\nMac: ".browser_is_mac();
107	echo "\nWindows: ".browser_is_windows();
108	echo "\nPlatform: ".browser_get_platform();
109	echo "\nVersion: ".browser_get_version();
110	echo "\nAgent: ".browser_get_agent();
111	*/
112
113	// The br and p functions are supposed to return the correct
114	// value for tags that do not need to be closed. This is
115	// per the xhmtl spec, so we need to fix this to include
116	// all compliant browsers we know of.
117	if($this->BROWSER_AGENT == 'IE')
118	{
119	$this->br = '<br/>';
120	$this->p = '<p/>';
121	}
122	else
123	{
124	$this->br = '<br>';
125	$this->p = '<p>';
126	}
127	}
128
129	function return_array()
130	{
131	$this->data = array(
132	'agent' => $this->get_agent(),
133	'version' => $this->get_version(),
134	'platform' => $this->get_platform()
135	);
136
137	return $this->data;
138	}
139
140	function get_agent()
141	{
142	return $this->BROWSER_AGENT;
143	}
144
145	function get_version()
146	{
147	return $this->BROWSER_VER;
148	}
149
150	function get_platform()
151	{
152	return $this->BROWSER_PLATFORM;
153	}
154
155	function is_linux()
156	{
157	if($this->get_platform()=='Linux')
158	{
159	return true;
160	}
161	else
162	{
163	return false;
164	}
165	}
166
167	function is_unix()
168	{
169	if($this->get_platform()=='Unix')
170	{
171	return true;
172	}
173	else
174	{
175	return false;
176	}
177	}
178
179	function is_beos()
180	{
181	if($this->get_platform()=='Beos')
182	{
183	return true;
184	}
185	else
186	{
187	return false;
188	}
189	}
190
191	function is_mac()
192	{
193	if($this->get_platform()=='Mac')
194	{
195	return true;
196	}
197	else
198	{
199	return false;
200	}
201	}
202
203	function is_windows()
204	{
205	if($this->get_platform()=='Win')
206	{
207	return true;
208	}
209	else
210	{
211	return false;
212	}
213	}
214
215	function is_ie()
216	{
217	if($this->get_agent()=='IE')
218	{
219	return true;
220	}
221	else
222	{
223	return false;
224	}
225	}
226
227	function is_netscape()
228	{
229	if($this->get_agent()=='MOZILLA')
230	{
231	return true;
232	}
233	else
234	{
235	return false;
236	}
237	}
238
239	function is_opera()
240	{
241	if($this->get_agent()=='OPERA')
242	{
243	return true;
244	}
245	else
246	{
247	return false;
248	}
249	}
250
251	// Echo content headers for file downloads
252	function content_header($fn='',$mime='',$length='',$nocache=True)
253	{
254	// if no mime-type is given or it's the default binary-type, guess it from the extension
255	if(empty($mime) \|\| $mime == 'application/octet-stream')
256	{
257	$mime_magic = createObject('phpgwapi.mime_magic');
258	$mime = $mime_magic->filename2mime($fn);
259	}
260	if($fn)
261	{
262	if($this->get_agent() == 'IE') // && browser_get_version() == "5.5")
263	{
264	$attachment = '';
265	}
266	else
267	{
268	$attachment = ' attachment;';
269	}
270
271	// Show this for all
272	header('Content-disposition:'.$attachment.' filename="'.$fn.'"');
273	header('Content-type: '.$mime);
274
275	if($length)
276	{
277	header('Content-length: '.$length);
278	}
279
280	if($nocache)
281	{
282	header('Pragma: no-cache');
283	header('Pragma: public');
284	header('Expires: 0');
285	header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
286	}
287	}
288	}
289	}
290	?>

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