Alanaktion · August 29, 2015 14:06 · Alanaktion · Sep 4, 2014
diff --git a/turtles.php b/turtles.php
 <?php
 /**
 * turtles.php
 *
 * Uses the c.xkcd.com API to get a list of all images within xkcd #1416 Pixels
 *
 * @author Alan Hardman <[email protected]>
 */

 /**
 * Gets images immediately within a main image
 * @param  string $src
 * @return array
 */
 function getImages($src) {
 	$url = "http://c.xkcd.com/turtle/" . $src;
 	$result = json_decode(file_get_contents($url));
 	return $result->white + $result->black;
 }

 // Start with the turtles base image
 $images = array("turtles");
 $sources = array("turtles");

 while(!empty($sources)) {
 	// Go through each $sources image
 	foreach($sources as $key=>$src) {
 		$new = getImages($src);
 		unset($sources[$key]);
 		foreach($new as $i) {
 			// Add image to $images and $sources if not already there
 			if(!in_array($i, $images)) {
 				$images[] = $i;
 				$sources[] = $i;
 				echo "http://imgs.xkcd.com/turtledown/", $i, "-tiled.png\n";
 			}
 		}
 	}
 }
	<?php
	/**
	* turtles.php
	*
	* Uses the c.xkcd.com API to get a list of all images within xkcd #1416 Pixels
	*
	* @author Alan Hardman <[email protected]>
	*/

	/**
	* Gets images immediately within a main image
	* @param string $src
	* @return array
	*/
	function getImages($src) {
	$url = "http://c.xkcd.com/turtle/" . $src;
	$result = json_decode(file_get_contents($url));
	return $result->white + $result->black;
	}

	// Start with the turtles base image
	$images = array("turtles");
	$sources = array("turtles");

	while(!empty($sources)) {
	// Go through each $sources image
	foreach($sources as $key=>$src) {
	$new = getImages($src);
	unset($sources[$key]);
	foreach($new as $i) {
	// Add image to $images and $sources if not already there
	if(!in_array($i, $images)) {
	$images[] = $i;
	$sources[] = $i;
	echo "http://imgs.xkcd.com/turtledown/", $i, "-tiled.png\n";
	}
	}
	}
	}