From a5a19fd672bc0b8113d620669b557f17dccd343a Mon Sep 17 00:00:00 2001
From: Christian Schneider
Date: Thu, 26 Oct 2006 13:35:12 +0000
Subject: Moved itools to live branch

---
 browser.class | 126 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 126 insertions(+)
 create mode 100644 browser.class

(limited to 'browser.class')

diff --git a/browser.class b/browser.class
new file mode 100644
index 0000000..2018247
--- /dev/null
+++ b/browser.class
@@ -0,0 +1,126 @@
+<?php
+/*
+**      $Id$
+**
+**	ITools - the Internet Tools Library
+**
+**	Copyright (C) 1995-2003 by the ITools Authors.
+**	This program is free software; you can redistribute it and/or
+**	modify it under the terms of either the GNU General Public License
+**	or the GNU Lesser General Public License, as published by the Free
+**	Software Foundation. See http://www.gnu.org/licenses/ for details.
+**
+**	Class it_Browser: Browser capability class
+**	For a good list see http://www.msb.edu/dept/msbtc/waehner/browser/
+**
+**	Inspired by browser.pinc,v 1.1.1.1 1999/03/23 14:51:39 bobak Exp
+*/
+
+/**
+ * Browser capabilities class
+ * var $Type		string: Browser type, "Netscape", "MSIE", "Konqueror" etc.
+ * var $Version		float:  Browser-Version x.y for all brands
+ * var $Platform	string: "Win95", "Macintosh", "Linux" ... may be wrong
+ * var $Language	string: Browser's language, "de", "en", ... or unset
+ * var $HTMLVersion	float:  Suported HTML version x.y
+ * var $JavaScript	bool:   Browser supports Javascript
+ * var $CSS		bool:   Browser supports Style sheets
+ * var $TextOnly	bool:   Browser supports only text, no graphics
+ */
+class it_browser
+{
+	/* Generic attributes */
+	var $UserAgent;		/* string: Unparsed HTTP_USER_AGENT */
+	var $Type = '';		/* string: Browser type, "Netscape", "MSIE", etc. */
+	var $Version;		/* float:  Browser-Version x.y for all brands */
+	var $Platform;		/* string: "Win95", "Macintosh", "Linux" ... may be wrong */
+	var $Language;		/* string: Browser's language, "de", "en", ... or unset */
+	var $HTMLVersion=0;	/* float:  Suported HTML version x.y */
+	var $JavaScript=0;	/* bool:   Browser supports Javascript */
+	var $CSS=1;		/* int:    Style sheet level (0..3) */
+	var $TextOnly=0;	/* bool:   Browser supports only text, no graphics */
+
+	/* Browser specific stuff (DEPRECATED, use generic attributes above) */
+	var $MSIE;		/* float:  Microsoft Internet Explorer Version or 0 */
+	var $NS;		/* float:  Netscape Navigator Version or 0 */
+
+/**
+ * Constructor: Initializes public fields with browser capabilities
+ */
+function it_browser()
+{
+	$this->UserAgent = $_SERVER['HTTP_USER_AGENT'];
+	/* $this->UserAgent = "Mozilla/4.0 [de] (compatible; MSIE 5.0; Bill Gates 1.0; Windows 95)"; */
+
+	/* Find "Mozilla/4.0" */
+	if (ereg("([^/]*)/([^ ]*)", $this->UserAgent, $regs))
+	{
+		$this->Type = $regs[1];
+		$this->Version = (double)$regs[2];
+	}
+
+	/* Find optional "(compatible; MSIE 3.0; Win95)" */
+	if (ereg("\((.*)\)", $this->UserAgent, $regs))
+	{
+		$optattr = split("; ", $regs[1]);
+		if ($optattr[0] == "compatible")
+		{
+			if (ereg("([^/]*)[/ ]([^/]*)", $optattr[1], $regs))
+			{
+				$this->Type = $regs[1];
+				$this->Version = (double)$regs[2];
+			}
+			else $this->Type = $optattr[1];
+			$this->Platform = $optattr[count($optattr)-1];
+		}
+		else
+			$this->Platform = $optattr[0];
+	}
+
+	if ($this->Type == "Mozilla")
+		$this->Type = "Netscape";
+
+	/* Find optional "[de]" */
+	if (ereg("\[(.*)\]", $this->UserAgent, $regs))
+		$this->Language = $regs[1];
+
+	/* And now for the browser capabilities ... */
+	if ($this->Type == "MSIE")
+	{
+		$this->MSIE = $this->Version;
+		$this->HTMLVersion = 4.0;
+		$this->JavaScript  = 1;
+
+		if ($this->Version >= 4.0)
+			$this->CSS = 2;
+	}
+	else if ($this->Type == "Opera")
+	{
+		$this->Opera = $this->Version;
+		if ($this->Version >= 3.5)
+			$this->HTMLVersion = 4.0;
+		else
+			$this->HTMLVersion = 3.2;
+		$this->JavaScript = 1;
+	}
+	else if ($this->Type == "Konqueror")
+	{
+		$this->HTMLVersion = 4.0;
+		$this->CSS = 2;
+		$this->JavaScript = 1;
+	}
+	else if ($this->Type == "Netscape")
+	{
+		$this->NS = $this->Version;
+		$this->HTMLVersion = 4.0;
+		$this->JavaScript = 1;
+
+		if ($this->Version >= 5.0)
+			$this->CSS = 2;
+	}
+	else if ($this->Type == "Lynx")
+		$this->TextOnly = 1;
+}
+
+} /* End Class it_Browser */
+?>
-- 
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