first commit

lib/Helper/WikiHelper.php

@@ -0,0 +1,41 @@
+<?php
+namespace OCA\MyWiki\Helper;
+
+use OCP\AppFramework\Files\Folder;
+
+class WikiHelper {
+    public static function isFolder(int $folderId) :bool {
+        $mount = \OC\Files\Filesystem::getMountsForFileId($folderId);
+        /*
+        isReadable()    
+        getById($folderId) 
+        isCreatable()
+        isUpdateable()
+        lock()
+
+$config = new \OC\Config('config/');
+ $base_path = $config->getValue('datadirectory')
+
+datadirectory is the key in the array defined in config.php that contains the base directory.
+
+$basepath now contains a path like /var/www/html/nextcloud/data.        
+        */
+        // ToDo
+        $nodes = \OC\Files\Node\Folder::getById($folderId);
+
+        return true;
+    }
+    public static function isWiki(int $folderId) :bool {
+        return \OC\Files\Filesystem::nodeExists('.wiki');
+    }
+    public static function initWiki(int $folderId, string $title) :bool {
+        // ToDo
+        // create file ".wiki"
+        // title: $title
+        // pages: 
+        return true;
+    }
+    public static function removePage(int $folderId, bool $includeSubfolders) {
+        // ToDo :: Remove this folder and all subfolders
+    }
+}