xkcdInfo

xkcdinfo.php

<?php

/*************************************************
** xkcdInfo for explainxkcd.com                 **
** Version: 1.0.0                               **
** Developed by Yirba <yirba3 AT gmail DOT com> **
** Created: 2 August 2012                       **
** Last modified: 2 August 2012                 **
*************************************************/

//get data
$data = $_GET['input'];

//get user input
$input = explode(":", $data);

//separate variables
$var = explode("-", $input[1]);

//retrieve xkcd JSON
if ($var[0] == 0) {

	$json = file_get_contents("http://xkcd.com/info.0.json");

}
else {

	$json = file_get_contents("http://xkcd.com/$var[0]/info.0.json");

}

//decode JSON
$decoded = json_decode($json, true);

//check if user wants to embed the comic image
if ($var[1] == "embed") {

	//output image
	echo '<img src="' , $decoded['img'] , '" title="' , $decoded['alt'] , '" alt="' , $decoded['safe_title'] , '">';

}
else {

	//output decoded JSON
	echo $decoded[$var[1]];

}

?>