X-Git-Url: https://git.cweiske.de/phorkie.git/blobdiff_plain/2b4b34a76f42841e964a549fc64c02ba4f60a3f4..38aa0dc6133ff53d20fd9f714eb380809c8dba67:/src/phorkie/Tools.php

diff --git a/src/phorkie/Tools.php b/src/phorkie/Tools.php
index c6e4db5..fc815cc 100644
--- a/src/phorkie/Tools.php
+++ b/src/phorkie/Tools.php
@@ -4,8 +4,18 @@ namespace phorkie;
 
 class Tools
 {
+    /**
+     * Delete an entire directory structure
+     *
+     * @param string $path Path to delete
+     *
+     * @return bool
+     */
     public static function recursiveDelete($path)
     {
+        if (!file_exists($path)) {
+            return true;
+        }
         if (!is_dir($path) || is_link($path)) {
             return unlink($path);
         }
@@ -21,6 +31,45 @@ class Tools
         return rmdir($path);
     }
 
+    /**
+     * Create a full URL with protocol and host name
+     *
+     * @param string $path Path to the file, with leading /
+     *
+     * @return string Full URL
+     */
+    public static function fullUrl($path = '')
+    {
+        if (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS']) {
+            $prot = 'https';
+        } else {
+            $prot = 'http';
+        }
+        return $prot . '://' . $_SERVER['HTTP_HOST'] . $GLOBALS['phorkie']['cfg']['baseurl'] . $path;
+    }
+
+    /**
+     * Removes malicious parts from a file name
+     *
+     * @param string $file File name from the user
+     *
+     * @return string Fixed and probably secure filename
+     */
+    public static function sanitizeFilename($file)
+    {
+        $file = trim($file);
+        $file = str_replace(array('\\', '//'), '/', $file);
+        $file = str_replace('/../', '/', $file);
+        if (substr($file, 0, 3) == '../') {
+            $file = substr($file, 3);
+        }
+        if (substr($file, 0, 1) == '../') {
+            $file = substr($file, 1);
+        }
+
+        return $file;
+    }
+
 }
 
-?>
\ No newline at end of file
+?>