def test_valid_thumb(self):
""" test that thumbnail with 2d or width/height only works """
h, w = geometry_parse('thumbnail', '10x20', self.TestException)
self.assertEqual(h, 10)
self.assertEqual(w, 20)
h, w = geometry_parse('thumbnail', '10', self.TestException)
self.assertEqual(h, 10)
self.assertEqual(w, None)
h, w = geometry_parse('thumbnail', 'x20', self.TestException)
self.assertEqual(h, None)
self.assertEqual(w, 20)
def test_valid_resize(self):
""" test that resize computes the correct geometry for 2d and width/height only """
h, w = geometry_parse('resize', '10x20', self.TestException)
self.assertEqual(h, 10)
self.assertEqual(w, 20)
h, w = geometry_parse('resize', '10', self.TestException)
self.assertEqual(h, 10)
self.assertEqual(w, 10)
h, w = geometry_parse('resize', 'x10', self.TestException)
self.assertEqual(h, 10)
self.assertEqual(w, 10)
def test_valid_thumb(self):
""" test that thumbnail with 2d or width/height only works """
h, w = geometry_parse("thumbnail", "10x20", self.TestException)
self.assertEqual(h, 10)
self.assertEqual(w, 20)
h, w = geometry_parse("thumbnail", "10", self.TestException)
self.assertEqual(h, 10)
self.assertEqual(w, None)
h, w = geometry_parse("thumbnail", "x20", self.TestException)
self.assertEqual(h, None)
self.assertEqual(w, 20)
def test_valid_resize(self):
""" test that resize computes the correct geometry for 2d and width/height only """
h, w = geometry_parse("resize", "10x20", self.TestException)
self.assertEqual(h, 10)
self.assertEqual(w, 20)
h, w = geometry_parse("resize", "10", self.TestException)
self.assertEqual(h, 10)
self.assertEqual(w, 10)
h, w = geometry_parse("resize", "x10", self.TestException)
self.assertEqual(h, 10)
self.assertEqual(w, 10)
def get(self, request, action, geometry, source_path):
"""
Perform action routing and handle sanitizing url input. Handles caching the path to a rendered image to
django.cache and saves the new image on the filesystem. 404s are cached to
save time the next time the missing image is requested.
:param request: HttpRequest
:param action: some action, eg thumbnail or resize
:param geometry: a string of either '\dx\d' or just '\d'
:param source_path: the fs path to the image to be manipulated
:returns: an HttpResponse with an image/{format} content_type
"""
# reject naughty paths and actions
if source_path.startswith('/'):
logger.info("%s: blocked bad path" % source_path)
return self.four_oh_four()
if re.match('\.\./', source_path):
logger.info("%s: blocked bad path" % source_path)
return self.four_oh_four()
if action not in self.allowed_actions:
logger.info("%s: bad action requested: %s" % (source_path, action))
return self.four_oh_four()
try:
width, height = geometry_parse(action, geometry, ValueError)
except ValueError, e:
logger.info('corrupted geometry "%s" for action "%s"' % (geometry, action))
return self.four_oh_four()
def get(self, request, action, geometry, source_path):
"""
Perform action routing and handle sanitizing url input. Handles caching the path to a rendered image to
django.cache and saves the new image on the filesystem. 404s are cached to
save time the next time the missing image is requested.
:param request: HttpRequest
:param action: some action, eg thumbnail or resize
:param geometry: a string of either '\dx\d' or just '\d'
:param source_path: the fs path to the image to be manipulated
:returns: an HttpResponse with an image/{format} content_type
"""
# reject naughty paths and actions
if source_path.startswith('/'):
logger.info("%s: blocked bad path" % source_path)
return self.four_oh_four()
if re.match('\.\./', source_path):
logger.info("%s: blocked bad path" % source_path)
return self.four_oh_four()
if action not in self._allowed_actions:
logger.info("%s: bad action requested: %s" % (source_path, action))
return self.four_oh_four()
try:
width, height = geometry_parse(action, geometry, ValueError)
except ValueError, e:
logger.info('corrupted geometry "%s" for action "%s"' %
(geometry, action))
return self.four_oh_four()