View difference between Paste ID: FPqCp5XP and SCwELSpR

 <?php
 
-$data = file_get_contents('http://developer.android.com/reference/classes.html');
+// Uncomment to test
-$class = $_GET['name'];
+// $_GET['name'] = 'FragmentManager.BackStackEntry';
-$keyword = $class . '.html';
+
-$lengthKey = strlen($keyword);
+$baseUrl = 'http://developer.android.com';
 $classesPath = '/reference/classes.html';
-$pos = strpos($data, $keyword);
+
 $cacheFile = 'cache.xml';
-$substring = $keyword;
+$cacheTTL = 14400;
-$i = 0;
+
 // Converts all blocks of whitespace to a single SP
-$firstTen = substr($substring, 0, 10);
+function space($str)
-$match = "/reference";
+{
-while($firstTen != $match) {
+    return preg_replace('/\s{2,}/', ' ', $str);
-	$i = $i + 1;
+
-	$substring = substr($data, $pos-$i, $lengthKey+$i);
+
-	$firstTen = substr($substring, 0, 10);
+// Attempts to converts a DOMElement to sensible markdown
 function dom_to_markdown(DOMElement $el, $baseUrl, $trim = 0)
 {
     $result = '';
-$finalURL = 'http://developer.android.com' . $substring;
+
     foreach ($el->childNodes as $child) {
         if ($child instanceof DOMText) {
-$final = '[' . $class . ']('.$finalURL.')';
+            $result .= space($child->data);
         } else if ($child instanceof DOMElement) {
-if( isset( $_REQUEST['callback'] ) ) {
+            if (strtolower($child->tagName) === 'em' || strtolower($child->tagName) === 'emb') {
-	echo $_REQUEST['callback'] . "({src:'" . $final ."'});";
+                $result = '*' . dom_to_markdown($child, $baseUrl, 2) . '*';
             } else if (strtolower($child->tagName) === 'i') {
-	echo $final;
+                $result .= '*' . space($child->firstChild->data) . '*';
             } else if (strtolower($child->tagName) === 'b' || strtolower($child->tagName) === 'strong') {
-?>
+                $result .= '**' . space($child->firstChild->data) . '**';
             } else if (strtolower($child->tagName) === 'p') {
                 $result = space($result . dom_to_markdown($child, $baseUrl));
             } else if (strtolower($child->tagName) === 'tt' || strtolower($child->tagName) === 'blockquote') {
                 $result .= '`' . space($child->firstChild->data) . '`';
             } else if (strtolower($child->tagName) === 'br') {
                 $result = space($result . ' ');
             } else if (strtolower($child->tagName) === 'code') {
                 if ($child->firstChild instanceof DOMText) {
                     $result .= '`' . space($child->firstChild->data) . '`';
                 } else if ($child->firstChild instanceof DOMElement && strtolower($child->firstChild->tagName) === 'a' && $child->firstChild->firstChild instanceof DOMText) {
                     $result .= '[`' . space($child->firstChild->firstChild->data) . '`](' . $baseUrl . $child->firstChild->getAttribute('href') . ')';
                 }
             } else if (strtolower($child->tagName) === 'a' && $child->firstChild instanceof DOMText) {
                 $result .= '[' . space($child->firstChild->data) . '](' . $baseUrl . $child->getAttribute('href') . ')';
             }
         }
     }
 
     return substr(trim($result, " \t\r\n\x00\xC2\xA0"), 0, 350 - $trim);
 }
 
 error_reporting(0);
 
 if (!isset($_GET['name'])) {
     header('HTTP/1.1 400 Bad Request');
     exit('No class specified');
 }
 $class = basename($_GET['name']);
 
 $cache = new DOMDocument('1.0', 'utf-8');
 
 if (!file_exists($cacheFile) || filemtime($cacheFile) < time() - $cacheTTL) {
     // Rebuild cache file
     $remote = new DOMDocument;
     @$remote->loadHTMLFile($baseUrl . $classesPath);
     $remoteXPath = new DOMXPath($remote);
 
     $cacheRoot = $cache->appendChild($cache->createElement('root'));
 
     $result = $remoteXPath->query("//td[@class='jd-linkcol']/a");
     foreach ($result as $match) {
         $el = $cache->createElement(strtolower($match->firstChild->data));
         $el->setAttribute('name', $match->firstChild->data);
         $el->setAttribute('href', $baseUrl . $match->getAttribute('href'));
         $desc = $remoteXPath->query("./td[@class='jd-descrcol']", $match->parentNode->parentNode)->item(0);
         $el->setAttribute('desc', dom_to_markdown($desc, $baseUrl));
         $cacheRoot->appendChild($el);
     }
 
     unset($remote, $remoteXPath, $result, $match, $cacheRoot, $el);
 
     $cache->save($cacheFile);
 } else {
     // Load cache
     $cache->load($cacheFile);
 }
 
 // Find the class we want
 $xpath = new DOMXPath($cache);
 if (!$result = $xpath->query('/root/' . strtolower($class))->item(0)) {
     header('HTTP/1.1 404 Not Found');
     exit("Unable to locate class {$class}");
 }
 
 // Create the markdown
 $result = '[`' . $result->getAttribute('name') . '`](' . $result->getAttribute('href') . ') - ' . $result->getAttribute('desc');
 
 // JSONP-ify if required
 if (isset($_GET['callback'])) {
     $result =  $_GET['callback'] . '(' . json_encode(array('src' => $result)) . ')';
 }
 
 echo $result;