class SassSrcNode(Node):
def __init__(self, path):
self.sass_processor = SassProcessor(path)
@classmethod
def handle_token(cls, parser, token):
bits = token.split_contents()
if len(bits) != 2:
raise TemplateSyntaxError("'{0}' takes a URL to a CSS file as its only argument".format(*bits))
path = parser.compile_filter(bits[1])
return cls(path)
@property
def path(self):
return self.sass_processor.resolve_path()
@property
def is_sass(self):
return self.sass_processor.is_sass()
def render(self, context):
try:
path = self.sass_processor(self.sass_processor.resolve_path(context))
except AttributeError as e:
msg = "No sass/scss file specified while rendering tag 'sass_src' in template {} ({})"
raise TemplateSyntaxError(msg.format(context.template_name, e))
except FileNotFoundError as e:
msg = str(e) + " while rendering tag 'sass_src' in template {}"
raise TemplateSyntaxError(msg.format(context.template_name))
return SassProcessor.handle_simple(path)
class SassSrcNode(Node):
def __init__(self, path):
self.sass_processor = SassProcessor(path)
@classmethod
def handle_token(cls, parser, token):
bits = token.split_contents()
if len(bits) != 2:
raise TemplateSyntaxError("'{0}' takes a URL to a CSS file as its only argument".format(*bits))
path = parser.compile_filter(bits[1])
return cls(path)
@property
def path(self):
return self.sass_processor.resolve_path()
@property
def is_sass(self):
return self.sass_processor.is_sass()
def render(self, context):
try:
path = self.sass_processor.resolve_path(context)
url = self.sass_processor(path)
except AttributeError as e:
msg = "No sass/scss file specified while rendering tag 'sass_src' in template {} ({})"
raise TemplateSyntaxError(msg.format(context.template_name, e))
except FileNotFoundError as e:
msg = str(e) + " while rendering tag 'sass_src' in template {}"
raise TemplateSyntaxError(msg.format(context.template_name))
return url
def inline_scss(path):
""" Template tag that compiles a scss and then inlines it.
"""
processor = SassProcessor()
path = processor(path)
with processor.storage.open(path) as f:
return mark_safe(f.read().decode('utf-8'))
def test_scss(self, scss_file, check_css):
"""
Tests the css files.
"""
s = SassProcessor()
check_css(
os.path.join(settings.SASS_PROCESSOR_ROOT,
s(os.path.join('scss', scss_file))))
def add_css(self):
self.stylesheets = []
# compile scss and add the file
processor = SassProcessor()
processor.processor_enabled = True
path = processor('stylesheets/epub.scss')
with processor.storage.open(path) as f:
css = f.read()
self.book.add_item(epub.EpubItem(file_name=path, media_type="text/css", content=css))
self.stylesheets.append(path)
# now ensure all html items link to the stylesheets
for item in self.book.items:
if isinstance(item, (epub.EpubHtml, epub.EpubNav)):
for stylesheet in self.stylesheets:
# relativise path
href = '/'.join(['..'] * item.file_name.count('/') + [stylesheet])
item.add_link(href=href, rel='stylesheet', type='text/css')
def render(self, context):
try:
path = self.sass_processor(self.sass_processor.resolve_path(context))
except AttributeError as e:
msg = "No sass/scss file specified while rendering tag 'sass_src' in template {} ({})"
raise TemplateSyntaxError(msg.format(context.template_name, e))
except FileNotFoundError as e:
msg = str(e) + " while rendering tag 'sass_src' in template {}"
raise TemplateSyntaxError(msg.format(context.template_name))
return SassProcessor.handle_simple(path)
def _sass_src_support(self, path, source_file):
sass_processor = SassProcessor(source_file)
return sass_processor(path)
def _sass_src_support(self, path, source_file):
sass_processor = SassProcessor(source_file)
return SassProcessor.handle_simple(sass_processor(path))
def __init__(self, path):
self.sass_processor = SassProcessor(path)
def __init__(self, path):
self.sass_processor = SassProcessor(path)