def link_css(self, content, old_path, new_path):
"""Replace URL links in CSS content and return result
"""
# put both path in output dir
old_path = os.path.join(self.output_dir, old_path)
new_path = os.path.join(self.output_dir, new_path)
old_dir = os.path.dirname(old_path)
new_dir = os.path.dirname(new_path)
rel_dir = os.path.relpath(old_dir, new_dir)
#rel_dir = url_path(rel_dir, old_dir)
rel_dir = rel_dir.replace('\\', '/')
if rel_dir:
rel_dir = rel_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
return urlparse.urljoin(rel_dir, url)
output = replace_css_links(content, map_func, self.logger)
return output
def test_replace_fonts(self):
from kagin.link_css import replace_css_links
file_map = {
'fontawesome-webfont.eot': 'hashed.eot',
'fontawesome-webfont.woff': 'hashed.woff',
'fontawesome-webfont.ttf': 'hashed.ttf',
}
def map_func(path):
return file_map.get(path)
css = """
@font-face {
font-family: 'FontAwesome';
src: url('fontawesome-webfont.eot?v=3.0.1');
src: url('fontawesome-webfont.eot?#iefix&v=3.0.1') format('embedded-opentype'),
url('fontawesome-webfont.woff?v=3.0.1') format('woff'),
url('fontawesome-webfont.ttf?v=3.0.1') format('truetype');
font-weight: normal;
font-style: normal;
}"""
result = replace_css_links(css, map_func)
expected = """
@font-face {
font-family: 'FontAwesome';
src: url('hashed.eot?v=3.0.1');
src: url('hashed.eot?#iefix&v=3.0.1') format('embedded-opentype'),
url('hashed.woff?v=3.0.1') format('woff'),
url('hashed.ttf?v=3.0.1') format('truetype');
font-weight: normal;
font-style: normal;
}"""
self.assertMultiLineEqual(result, expected)
def test_replace_fonts(self):
from kagin.link_css import replace_css_links
file_map = {
'fontawesome-webfont.eot': 'hashed.eot',
'fontawesome-webfont.woff': 'hashed.woff',
'fontawesome-webfont.ttf': 'hashed.ttf',
}
def map_func(path):
return file_map.get(path)
css = """
@font-face {
font-family: 'FontAwesome';
src: url('fontawesome-webfont.eot?v=3.0.1');
src: url('fontawesome-webfont.eot?#iefix&v=3.0.1') format('embedded-opentype'),
url('fontawesome-webfont.woff?v=3.0.1') format('woff'),
url('fontawesome-webfont.ttf?v=3.0.1') format('truetype');
font-weight: normal;
font-style: normal;
}"""
result = replace_css_links(css, map_func)
expected = """
@font-face {
font-family: 'FontAwesome';
src: url('hashed.eot?v=3.0.1');
src: url('hashed.eot?#iefix&v=3.0.1') format('embedded-opentype'),
url('hashed.woff?v=3.0.1') format('woff'),
url('hashed.ttf?v=3.0.1') format('truetype');
font-weight: normal;
font-style: normal;
}"""
self.assertMultiLineEqual(result, expected)
def link_css(self, content, old_path, new_path):
"""Replace URL links in CSS content and return result
"""
# put both path in output dir
old_path = os.path.join(self.output_dir, old_path)
new_path = os.path.join(self.output_dir, new_path)
old_dir = os.path.dirname(old_path)
new_dir = os.path.dirname(new_path)
rel_dir = os.path.relpath(old_dir, new_dir)
#rel_dir = url_path(rel_dir, old_dir)
rel_dir = rel_dir.replace('\\', '/')
if rel_dir:
rel_dir = rel_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
return urlparse.urljoin(rel_dir, url)
output = replace_css_links(content, map_func, self.logger)
return output
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 test_replace(input, expected):
result = replace_css_links(input, map_func)
self.assertEqual(result, expected)
def test_replace(input, expected):
result = replace_css_links(input, map_func)
self.assertEqual(result, expected)
