bugfixing galore

OwnCloudPlugin.class.php

@@ -196,10 +196,16 @@ class OwnCloudPlugin extends StudIPPlugin implements FilesystemPlugin {
         foreach ($doc->getElementsByTagNameNS("DAV:","response") as $file) {
             foreach ($file->childNodes as $node) {
                 if (strtolower($node->tagName) === "d:propstat") {
-                    foreach ($node->childNodes as $prop) {
-                        foreach ($prop->childNodes as $attr) {
-                            if (strtolower($attr->tagName) === "d:resourcetype") {
-                                return $file_attributes['type'] = ($attr->childNodes[0] && strtolower($attr->childNodes[0]->tagName) === "d:collection") ? "folder" : "file";
+                    if ($node->childNodes) {
+                        foreach ($node->childNodes as $prop) {
+                            if ($prop->childNodes) {
+                                foreach ($prop->childNodes as $attr) {
+                                    if (strtolower($attr->tagName) === "d:resourcetype") {
+                                        return $file_attributes['type'] = ($attr->childNodes[0] && strtolower($attr->childNodes[0]->tagName) === "d:collection")
+                                            ? "folder"
+                                            : "file";
+                                    }
+                                }
                             }
                         }
                     }

classes/OwncloudFolder.class.php

@@ -308,11 +308,12 @@ class OwncloudFolder extends VirtualFolderType {
                     'range_id' => 'OwnCloudPlugin'
                 ), $this->plugin_id);
             } else {
+                $content_type = $file_attributes['contenttype'] ?: get_mime_type($file_attributes['name']);
                 $this->files[] = (object) array(
                     'id' => ($this->id ? $this->id."/" : "") . rawurlencode($file_attributes['name']),
                     'name' => $file_attributes['name'],
                     'size' => $file_attributes['size'],
-                    'mime_type' => $file_attributes['contenttype'],
+                    'mime_type' => $content_type,
                     'description' => "",
                     'chdate' => $file_attributes['chdate'],
                     'download_url' => URLHelper::getURL( "plugins.php/owncloudplugin/download/".($this->id ? $this->id."/" : "").$file_attributes['name'])