From ba9dcb559c91d7bf44a5f79da42d963dfb21e85d Mon Sep 17 00:00:00 2001
From: RaNaN <Mast3rRaNaN@hotmail.de>
Date: Sat, 27 Nov 2010 00:20:04 +0100
Subject: relpath for 2.5

---
 module/web/pyload/templatetags/quotepath.py | 16 +++++++++++++++-
 module/web/pyload/views.py                  | 13 +++++++++----
 2 files changed, 24 insertions(+), 5 deletions(-)

(limited to 'module/web')

diff --git a/module/web/pyload/templatetags/quotepath.py b/module/web/pyload/templatetags/quotepath.py
index 6c461b445..f3d9d7b2c 100644
--- a/module/web/pyload/templatetags/quotepath.py
+++ b/module/web/pyload/templatetags/quotepath.py
@@ -1,6 +1,8 @@
+import os
+from posixpath import curdir, sep, pardir, join
+
 from django.template.defaultfilters import stringfilter
 from django import template
-import os
 
 register = template.Library()
 
@@ -46,6 +48,18 @@ def path_make_relative(path):
     else:
         return p + os.path.sep
 
+def relpath(path, start=curdir):
+    """Return a relative version of a path"""
+    if not path:
+        raise ValueError("no path specified")
+    start_list = posixpath.abspath(start).split(sep)
+    path_list = posixpath.abspath(path).split(sep)
+    # Work out how much of the filepath is shared by start and path.
+    i = len(posixpath.commonprefix([start_list, path_list]))
+    rel_list = [pardir] * (len(start_list)-i) + path_list[i:]
+    if not rel_list:
+        return curdir
+    return join(*rel_list)
 
 register.filter(path_make_relative)
 
diff --git a/module/web/pyload/views.py b/module/web/pyload/views.py
index 40d3b8207..62c405339 100644
--- a/module/web/pyload/views.py
+++ b/module/web/pyload/views.py
@@ -17,6 +17,11 @@ from copy import deepcopy
 from operator import itemgetter
 from pyload.templatetags import quotepath
 
+try:
+    from os.path import relpath
+except:
+    from pyload.templatetags import relpath
+
 from django.conf import settings
 from django.contrib.auth.decorators import login_required
 from django.http import HttpResponse
@@ -405,7 +410,7 @@ def path(request, path, type):
             cwd = os.path.abspath(path)
             abs = True
         else:
-            cwd = os.path.relpath(path)
+            cwd = relpath(path)
     else:
         cwd = os.getcwd()
 
@@ -418,10 +423,10 @@ def path(request, path, type):
     parentdir = os.path.dirname(cwd)
     if not abs:
         if os.path.abspath(cwd) == "/":
-            cwd = os.path.relpath(cwd)
+            cwd = relpath(cwd)
         else:
-            cwd = os.path.relpath(cwd) + os.path.sep
-        parentdir = os.path.relpath(parentdir) + os.path.sep
+            cwd = relpath(cwd) + os.path.sep
+        parentdir = relpath(parentdir) + os.path.sep
     
     if os.path.abspath(cwd) == "/":
         parentdir = ""
-- 
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