def run_hashing(self):
"""Run hashing process
"""
file_map = {}
for root, _, filenames in os.walk(self.input_dir):
for filename in filenames:
file_path = os.path.join(root, filename)
# TODO: exclude files here
# compute hash value of file here
hash = self.compute_hash(file_path)
_, ext = os.path.splitext(file_path)
output_name = os.path.join(self.output_dir, hash + ext)
# copy file
shutil.copy(file_path, output_name)
# make relative path
input_path = url_path(file_path, self.input_dir)
output_path = url_path(output_name, self.output_dir)
file_map[input_path] = output_path
self.logger.info('Output %s as %s', input_path, output_path)
return file_map
def map_func(url):
parsed = urlparse.urlparse(url)
# we don't want to map absolute URLs
if parsed.scheme:
return
if parsed.path.startswith('/'):
return
# get CSS path in file system
css_path = os.path.join(css_dir, url)
css_path = os.path.normpath(css_path)
css_url = url_path(css_path, self.input_dir)
new_url = file_map.get(css_url)
if new_url is None:
return
return route_url(new_url)
def run_linking(self, file_map, route_url):
"""Run linking process
"""
for root, _, filenames in os.walk(self.input_dir):
for filename in filenames:
file_path = os.path.join(root, filename)
_, ext = os.path.splitext(file_path)
if ext.lower() != '.css':
continue
# directory path of CSS file
css_dir = os.path.dirname(file_path)
if css_dir:
css_dir = css_dir + '/'
input_url = url_path(file_path, self.input_dir)
def map_func(url):
parsed = urlparse.urlparse(url)
# we don't want to map absolute URLs
if parsed.scheme:
return
if parsed.path.startswith('/'):
return
# get CSS path in file system
css_path = os.path.join(css_dir, url)
css_path = os.path.normpath(css_path)
css_url = url_path(css_path, self.input_dir)
new_url = file_map.get(css_url)
if new_url is None:
return
return route_url(new_url)
# output filename
output_filename = file_map.get(input_url)
output_filename = os.path.join(self.output_dir, output_filename)
with open(output_filename, 'rt') as file:
css_content = file.read()
output = replace_css_links(css_content, map_func, self.logger)
with open(output_filename, 'wt') as file:
file.write(output)
def assert_url_path(path, base, output):
self.assertEqual(url_path(path, base), output)