prompt: You will be provided with a partial code base and an issue statement explaining a problem to resolve.
  <issue>
  link to profile breaks if space in username
  
  
  </issue>
  <code>
  [start of apps/embed/middleware.py]
  1 class AjaxPathMiddleware(object):
  2     """Append request path as a header.
  3 
  4     In an ajax request, redirects are handled implicitly, so it it not possible
  5     to know the path of the page where you end up. This middleware adds that
  6     information in a header.
  7     """
  8 
  9     def process_response(self, request, response):
  10         response['x-ajax-path'] = request.path
  11         return response
  12
  [end of apps/embed/middleware.py]
  </code>
  
  I need you to solve this issue by generating a single patch file that I can apply directly to this repository using git apply. Please respond with a single patch file in the following format.
  <patch>
  diff --git a/file.py b/file.py
  --- a/file.py
  +++ b/file.py
  @@ -1,27 +1,35 @@
   def euclidean(a, b):
  -    while b:
  -        a, b = b, a % b
  -    return a
  +    if b == 0:
  +        return a
  +    return euclidean(b, a % b)
   
   
   def bresenham(x0, y0, x1, y1):
       points = []
       dx = abs(x1 - x0)
       dy = abs(y1 - y0)
  -    sx = 1 if x0 < x1 else -1
  -    sy = 1 if y0 < y1 else -1
  -    err = dx - dy
  +    x, y = x0, y0
  +    sx = -1 if x0 > x1 else 1
  +    sy = -1 if y0 > y1 else 1
   
  -    while True:
  -        points.append((x0, y0))
  -        if x0 == x1 and y0 == y1:
  -            break
  -        e2 = 2 * err
  -        if e2 > -dy:
  -            err -= dy
  -            x0 += sx
  -        if e2 < dx:
  -            err += dx
  -            y0 += sy
  +    if dx > dy:
  +        err = dx / 2.0
  +        while x != x1:
  +            points.append((x, y))
  +            err -= dy
  +            if err < 0:
  +                y += sy
  +                err += dx
  +            x += sx
  +    else:
  +        err = dy / 2.0
  +        while y != y1:
  +            points.append((x, y))
  +            err -= dx
  +            if err < 0:
  +                x += sx
  +                err += dy
  +            y += sy
  +
  +    points.append((x, y))
       return points
  
  </patch>
golden_diff: diff --git a/apps/embed/middleware.py b/apps/embed/middleware.py
  --- a/apps/embed/middleware.py
  +++ b/apps/embed/middleware.py
  @@ -1,3 +1,6 @@
  +from django.utils.http import urlquote
  +
  +
   class AjaxPathMiddleware(object):
       """Append request path as a header.
   
  @@ -7,5 +10,5 @@
       """
   
       def process_response(self, request, response):
  -        response['x-ajax-path'] = request.path
  +        response['x-ajax-path'] = urlquote(request.path)
           return response
  
verification_info: {"golden_diff": "diff --git a/apps/embed/middleware.py b/apps/embed/middleware.py\n--- a/apps/embed/middleware.py\n+++ b/apps/embed/middleware.py\n@@ -1,3 +1,6 @@\n+from django.utils.http import urlquote\n+\n+\n class AjaxPathMiddleware(object):\n     \"\"\"Append request path as a header.\n \n@@ -7,5 +10,5 @@\n     \"\"\"\n \n     def process_response(self, request, response):\n-        response['x-ajax-path'] = request.path\n+        response['x-ajax-path'] = urlquote(request.path)\n         return response\n", "issue": "link to profile breaks if space in username\n\n", "before_files": [{"content": "class AjaxPathMiddleware(object):\n    \"\"\"Append request path as a header.\n\n    In an ajax request, redirects are handled implicitly, so it it not possible\n    to know the path of the page where you end up. This middleware adds that\n    information in a header.\n    \"\"\"\n\n    def process_response(self, request, response):\n        response['x-ajax-path'] = request.path\n        return response\n", "path": "apps/embed/middleware.py"}]}