From fd0ccecb0ce59140422b4dc4d8d9cee2d43dca0b Mon Sep 17 00:00:00 2001
From: Thomas Brüderli
Date: Thu, 14 Dec 2006 17:22:01 +0000
Subject: Updated it_browser class with new properties

---
 browser.class | 86 +++++++++++++++++++++++++++++++++++++++++++++++------------
 1 file changed, 69 insertions(+), 17 deletions(-)

(limited to 'browser.class')

diff --git a/browser.class b/browser.class
index 2018247..e67b658 100644
--- a/browser.class
+++ b/browser.class
@@ -1,6 +1,6 @@
 <?php
 /*
-**      $Id$
+**  $Id$
 **
 **	ITools - the Internet Tools Library
 **
@@ -18,7 +18,7 @@
 
 /**
  * Browser capabilities class
- * var $Type		string: Browser type, "Netscape", "MSIE", "Konqueror" etc.
+ * var $Type		string: Browser type, "Netscape", "MSIE", "Konqueror", "Opera", "Safari", "Gecko" 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
@@ -37,8 +37,12 @@ class it_browser
 	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 $CSS=1;			/* int:    Style sheet level (0..3) */
+	var $CSSFilter=0;	/* bool:   Is MSIE and supports CSS filter: property */
 	var $TextOnly=0;	/* bool:   Browser supports only text, no graphics */
+	var $VML=0;			/* bool:   Browser support VectorMarkupLanguage */
+	var $Canvas=0;		/* bool:   Supports Canvas */
+	var $XMLHTTP=0;		/* bool:   Browser supports XMLHTTP requests */
 
 	/* Browser specific stuff (DEPRECATED, use generic attributes above) */
 	var $MSIE;		/* float:  Microsoft Internet Explorer Version or 0 */
@@ -60,9 +64,9 @@ function it_browser()
 	}
 
 	/* Find optional "(compatible; MSIE 3.0; Win95)" */
-	if (ereg("\((.*)\)", $this->UserAgent, $regs))
+	if (preg_match("/\((.+)\)/U", $this->UserAgent, $regs))
 	{
-		$optattr = split("; ", $regs[1]);
+		$optattr = preg_split("/;\s+/", $regs[1]);
 		if ($optattr[0] == "compatible")
 		{
 			if (ereg("([^/]*)[/ ]([^/]*)", $optattr[1], $regs))
@@ -70,54 +74,102 @@ function it_browser()
 				$this->Type = $regs[1];
 				$this->Version = (double)$regs[2];
 			}
-			else $this->Type = $optattr[1];
+			else
+				$this->Type = $optattr[1];
+
 			$this->Platform = $optattr[count($optattr)-1];
 		}
 		else
 			$this->Platform = $optattr[0];
-	}
 
-	if ($this->Type == "Mozilla")
-		$this->Type = "Netscape";
+		for ($i=1; $i < count($optattr); $i++)
+		{
+			if (preg_match("/^([a-z]{2})(\-[a-z]{2})?$/i", $optattr[$i], $regs))
+				$this->Language = $regs[1];
+			if (preg_match("/^rv:([0-9\.]+)/", $optattr[$i], $regs))
+				$this->Version = floatval($regs[1]);
+			if (strstr($optattr[$i], "Linux") || $optattr[$i] == "X11")
+				$this->Platform = "Linux";
+		}
+	}
 
 	/* Find optional "[de]" */
-	if (ereg("\[(.*)\]", $this->UserAgent, $regs))
+	if (!$this->Language && ereg("\[(.*)\]", $this->UserAgent, $regs))
 		$this->Language = $regs[1];
 
+	/* Check for Safari/KHTML */
+	if (preg_match("/(Safari|AppleWebKit)\/([0-9\.]+)/", $this->UserAgent, $regs))
+	{
+		$this->Type = "Safari";
+		$this->Version = floatval($regs[2]);
+	}
+
+	/* Check for Gecko based browser */
+	if ($this->Type == "Mozilla" && preg_match("/[^a-z]Gecko[^a-z]/", $this->UserAgent))
+		$this->Type = "Gecko";
+	else if ($this->Type == "Mozilla" && $this->Version < 5)
+		$this->Type = "Netscape";
+
+
 	/* And now for the browser capabilities ... */
 	if ($this->Type == "MSIE")
 	{
 		$this->MSIE = $this->Version;
 		$this->HTMLVersion = 4.0;
-		$this->JavaScript  = 1;
-
-		if ($this->Version >= 4.0)
-			$this->CSS = 2;
+		$this->JavaScript  = true;
+		$this->VML = ($this->Version >= 5.5);
+		$this->XMLHTTP = ($this->Version >= 5);
+		$this->CSS = $this->Version >= 4.0 ? 2 : 1;
+		$this->CSSFilter = ($this->Version >= 5.0);
 	}
 	else if ($this->Type == "Opera")
 	{
 		$this->Opera = $this->Version;
 		if ($this->Version >= 3.5)
+		{
 			$this->HTMLVersion = 4.0;
+			$this->CSS = 2;
+		}
 		else
+		{
 			$this->HTMLVersion = 3.2;
-		$this->JavaScript = 1;
+			$this->CSS = 1;
+		}
+		$this->JavaScript = true;
+		$this->XMLHTTP = ($this->Version >= 8);
 	}
 	else if ($this->Type == "Konqueror")
 	{
 		$this->HTMLVersion = 4.0;
 		$this->CSS = 2;
-		$this->JavaScript = 1;
+		$this->JavaScript = true;
+		$this->XMLHTTP = ($this->Version >= 3);
 	}
 	else if ($this->Type == "Netscape")
 	{
 		$this->NS = $this->Version;
 		$this->HTMLVersion = 4.0;
-		$this->JavaScript = 1;
+		$this->JavaScript = true;
 
 		if ($this->Version >= 5.0)
 			$this->CSS = 2;
 	}
+	else if ($this->Type == "Gecko")
+	{
+		$this->HTMLVersion = 4.0;
+		$this->CSS = 2;
+		$this->JavaScript = true;
+		$this->XMLHTTP = true;
+		$this->Canvas = ($this->Version >= 1.8);
+	}
+	else if ($this->Type == "Safari")
+	{
+		$this->HTMLVersion = 4.0;
+		$this->JavaScript = true;
+		$this->CSS = 2;
+		$this->XMLHTTP = true;
+		$this->Canvas = ($this->Version >= 418);
+	}
 	else if ($this->Type == "Lynx")
 		$this->TextOnly = 1;
 }
-- 
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