X-Git-Url: https://git.cweiske.de/phorkie.git/blobdiff_plain/20ca4e9e509a111f8de0069feeac54e3b31098ee..2a665e0f4eeb45c9d57df7dc7f9d853465b5fea9:/src/phorkie/Tools.php

diff --git a/src/phorkie/Tools.php b/src/phorkie/Tools.php
index fc815cc..2febb29 100644
--- a/src/phorkie/Tools.php
+++ b/src/phorkie/Tools.php
@@ -48,6 +48,23 @@ class Tools
         return $prot . '://' . $_SERVER['HTTP_HOST'] . $GLOBALS['phorkie']['cfg']['baseurl'] . $path;
     }
 
+    /**
+     * Get the full URL to a path, but remove the .phar file from
+     * the base URL if necessary
+     *
+     * @param string $path Path to the file
+     *
+     * @return string Full URL without .phar/
+     */
+    public static function fullUrlNoPhar($path = '')
+    {
+        $base = static::fullUrl();
+        if (substr($base, -6) == '.phar/') {
+            $base = dirname($base) . '/';
+        }
+        return $base . $path;
+    }
+
     /**
      * Removes malicious parts from a file name
      *
@@ -70,6 +87,50 @@ class Tools
         return $file;
     }
 
-}
 
+    public static function detectBaseUrl()
+    {
+        if (!isset($_SERVER['REQUEST_URI'])
+            || !isset($_SERVER['SCRIPT_NAME'])
+        ) {
+            return '/';
+        }
+
+        $scriptName = $_SERVER['SCRIPT_NAME'];
+        $requestUri = $_SERVER['REQUEST_URI'];
+        if (substr($scriptName, -4) != '.php') {
+            //a phar
+            return $scriptName . '/';
+        }
+
+        if (isset($_GET['id'])) {
+            $idp = strpos($requestUri, '/' . $_GET['id'] . '/');
+            if ($idp !== false) {
+                return substr($requestUri, 0, $idp) . '/';
+            }
+        }
+
+        if (substr($requestUri, -4) != '.php') {
+            $requestUri .= '.php';
+        }
+        $snl = strlen($scriptName);
+        if (substr($requestUri, -$snl) == $scriptName) {
+            return substr($requestUri, 0, -$snl) . '/';
+        }
+
+        return '/';
+    }
+
+    /**
+     * Resolves "/../" and "/./" in file paths without validating them.
+     */
+    public static function foldPath($path)
+    {
+        $path = str_replace('/./', '/', $path);
+        $path = str_replace('/./', '/', $path);
+        $path = preg_replace('#/[^/]+/\.\./#', '/', $path);
+        $path = preg_replace('#/[^/]+/\.\./#', '/', $path);
+        return $path;
+    }
+}
 ?>