Decoding using gzinflate.

calendar.php

@@ -3,20 +3,37 @@
 	// Set the url of the calendar feed.
 	$url = 'https://p01-calendarws.icloud.com/ca/subscribe/1/n6x7Farxpt7m9S8bHg1TGArSj7J6kanm_2KEoJPL5YIAk3y70FpRo4GyWwO-6QfHSY5mXtHcRGVxYZUf7U3HPDOTG5x0qYnno1Zr_VuKH2M';
 
-	// Initialize the curl request.
-	$ch = curl_init();
+	/*****************************************/
 
-	// Set the CURL url.
-	curl_setopt ($ch, CURLOPT_URL, $url);
+	// Run the helper function with the desired URL and echo the contents.
+	echo get_url($url);
 
-	// Make sure redirects are followed.
-	curl_setopt ($ch, CURLOPT_FOLLOWLOCATION, true);
+	// Define the helper function that retrieved the data and decodes the content.
+	function get_url($url)
+	{
+	    //user agent is very necessary, otherwise some websites like google.com wont give zipped content
+	    $opts = array(
+	        'http'=>array(
+	            'method'=>"GET",
+	            'header'=>"Accept-Language: en-US,en;q=0.8rn" .
+	                        "Accept-Encoding: gzip,deflate,sdchrn" .
+	                        "Accept-Charset:UTF-8,*;q=0.5rn" .
+	                        "User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:19.0) Gecko/20100101 Firefox/19.0 FirePHP/0.4rn"
+	        )
+	    );
 	 
-	// Decode the response. Apple seems to use a encoded feed since the end of November 2014.
-	curl_setopt ($ch, CURLOPT_ENCODING, true);
+	    $context = stream_context_create($opts);
+	    $content = file_get_contents($url ,false,$context); 
 	     
-	// Execute the request and echo the response.
-	echo curl_exec($ch);
+	    //If http response header mentions that content is gzipped, then uncompress it
+	    foreach($http_response_header as $c => $h)
+	    {
+	        if(stristr($h, 'content-encoding') and stristr($h, 'gzip'))
+	        {
+	            //Now lets uncompress the compressed data
+	            $content = gzinflate( substr($content,10,-8) );
+	        }
+	    }
 	     
-	// Close the CURL request.
-	curl_close($ch);
+	    return $content;
+	}