fix: R/Bioconductor was not working anymore

getPackages.php

@@ -51,6 +51,8 @@ if(isset($_GET['limit'])) {
 }
 
 $result = array();
+$version_num  = "";
+$version_name = "";
 
 if(strpos($distrib, ':') !== false) {
     $os = explode (":", $distrib);

package.php

@@ -41,8 +41,10 @@ function getDocument($url) {
     $context = stream_context_create($opts);
     $content = file_get_contents($url, false, $context);
 
-    $doc = new DOMDocument();
+    $doc = new \DOMDocument('1.0', 'UTF-8');
+    $internalErrors = libxml_use_internal_errors(true);
     $doc->loadHtml($content);
+    libxml_use_internal_errors($internalErrors);
     return $doc;
 }
 
@@ -414,21 +416,15 @@ function findRPackage($os_name, $version_num, $version_name, $keyword, $limit, $
         $index = 0;
 
         for ($i = 1; $i <= $size; $i++) {
-            $name = $trs[$i]->childNodes[1]->nodeValue;
+            $name = $trs[$i]->getElementsByTagName('td')[0]->nodeValue;
 
             if(strpos($name, $keyword) !== false) {
-
-                $description = $trs[$i]->childNodes[5]->nodeValue;
-
+                $description = $trs[$i]->getElementsByTagName('td')[2]->nodeValue;
                 $version = "";
-
                 $link = "https://www.bioconductor.org/packages/release/bioc/html/".$name.".html";
-
-                $other =  $trs[$i]->childNodes[3]->nodeValue;
-
+                $other =  $trs[$i]->getElementsByTagName('td')[1]->nodeValue;
                 $package = new Package($name, $version, $description, $link, $other);
                 $results[] = $package;
-                
                 $index++;
 
             }