def parse_template(self, template_name):
try:
template = self.parser.parse(template_name)
except IOError: # unreadable file -> ignore
if self.verbosity > 0:
self.stderr.write("\nUnreadable template at: {}".format(template_name))
return
except TemplateSyntaxError as e: # broken template -> ignore
if self.verbosity > 0:
self.stderr.write("\nInvalid template {}: {}".format(template_name, e))
return
except TemplateDoesNotExist: # non existent template -> ignore
if self.verbosity > 0:
self.stderr.write("\nNon-existent template at: {}".format(template_name))
return
except UnicodeDecodeError:
if self.verbosity > 0:
self.stderr.write(
"\nUnicodeDecodeError while trying to read template {}".format(template_name))
try:
nodes = list(self.walk_nodes(template, original=template))
except Exception as e:
# Could be an error in some base template
if self.verbosity > 0:
self.stderr.write("\nError parsing template {}: {}".format(template_name, e))
else:
for node in nodes:
sass_filename = find_file(node.path)
if not sass_filename or sass_filename in self.processed_files:
continue
if self.delete_files:
self.delete_file(sass_filename, node.path)
else:
self.compile_sass(sass_filename, node.path)
def parse_template(self, template_name):
try:
template = self.parser.parse(template_name)
except IOError: # unreadable file -> ignore
if self.verbosity > 0:
self.stderr.write("\nUnreadable template at: {}".format(template_name))
return
except TemplateSyntaxError as e: # broken template -> ignore
if self.verbosity > 0:
self.stderr.write("\nInvalid template {}: {}".format(template_name, e))
return
except TemplateDoesNotExist: # non existent template -> ignore
if self.verbosity > 0:
self.stderr.write("\nNon-existent template at: {}".format(template_name))
return
except UnicodeDecodeError:
if self.verbosity > 0:
self.stderr.write("\nUnicodeDecodeError while trying to read template {}".format(template_name))
try:
nodes = list(self.walk_nodes(template, original=template))
except Exception as e:
# Could be an error in some base template
if self.verbosity > 0:
self.stderr.write("\nError parsing template {}: {}".format(template_name, e))
else:
for node in nodes:
sass_filename = find_file(node.path)
if not sass_filename or sass_filename in self.processed_files:
continue
if self.delete_files:
self.delete_file(sass_filename)
else:
self.compile_sass(sass_filename)
def compile(self, node):
sass_filename = find_file(node.path)
if not sass_filename or sass_filename in self.compiled_files:
return
content = sass.compile(include_paths=node.include_paths, filename=sass_filename, output_style=self.output_style)
basename, _ = os.path.splitext(sass_filename)
destpath = basename + '.css'
with open(destpath, 'w') as fh:
fh.write(str(content))
self.compiled_files.append(sass_filename)
self.stdout.write("Compiled SASS/SCSS file: '{0}'\n".format(node.path))
def compile(self, node):
sass_filename = find_file(node.path)
if not sass_filename or sass_filename in self.compiled_files:
return
content = sass.compile(include_paths=node.include_paths, filename=sass_filename, output_style='compact')
basename, _ = os.path.splitext(sass_filename)
destpath = basename + '.css'
with open(destpath, 'w') as fh:
fh.write(content)
self.compiled_files.append(sass_filename)
if self.verbosity > 1:
self.stdout.write("Compiled SASS/SCSS file: '{0}'\n".format(node.path))
def delete_file(self, node):
"""
Delete a *.css file, but only if it has been generated through a SASS/SCSS file.
"""
sass_filename = find_file(node.path)
if not sass_filename:
return
destpath = self.get_destination(sass_filename)
if os.path.isfile(destpath):
os.remove(destpath)
self.compiled_files.append(sass_filename)
if self.verbosity > 1:
self.stdout.write("Deleted '{0}'\n".format(destpath))
def delete_file(self, node):
"""
Delete a *.css file, but only if it has been generated through a SASS/SCSS file.
"""
sass_filename = find_file(node.path)
if not sass_filename:
return
basename, _ = os.path.splitext(sass_filename)
destpath = basename + '.css'
if os.path.isfile(destpath):
os.remove(destpath)
self.compiled_files.append(sass_filename)
self.stdout.write("Deleted '{0}'\n".format(destpath))
def delete_file(self, node):
"""
Delete a *.css file, but only if it has been generated through a SASS/SCSS file.
"""
sass_filename = find_file(node.path)
if not sass_filename:
return
basename, _ = os.path.splitext(sass_filename)
destpath = basename + '.css'
if os.path.isfile(destpath):
os.remove(destpath)
self.compiled_files.append(sass_filename)
if self.verbosity > 1:
self.stdout.write("Deleted '{0}'\n".format(destpath))
def parse_source(self, filename):
"""
Extract the statements from the given file, look for function calls
`sass_processor(scss_file)` and compile the filename into CSS.
"""
callvisitor = FuncCallVisitor('sass_processor')
tree = ast.parse(open(filename, 'rb').read())
callvisitor.visit(tree)
for sass_fileurl in callvisitor.sass_files:
sass_filename = find_file(sass_fileurl)
if not sass_filename or sass_filename in self.processed_files:
continue
if self.delete_files:
self.delete_file(sass_filename, sass_fileurl)
else:
self.compile_sass(sass_filename, sass_fileurl)
def parse_source(self, filename):
"""
Extract the statements from the given file, look for function calls
`sass_processor(scss_file)` and compile the filename into CSS.
"""
callvisitor = FuncCallVisitor('sass_processor')
tree = ast.parse(open(filename, 'rb').read())
callvisitor.visit(tree)
for sass_fileurl in callvisitor.sass_files:
sass_filename = find_file(sass_fileurl)
if not sass_filename or sass_filename in self.processed_files:
continue
if self.delete_files:
self.delete_file(sass_filename, sass_fileurl)
else:
self.compile_sass(sass_filename, sass_fileurl)
def compile(self, node):
sass_filename = find_file(node.path)
if not sass_filename or sass_filename in self.compiled_files:
return
# add a functions to be used from inside SASS
custom_functions = {'get-setting': get_setting}
compile_kwargs = {
'filename': sass_filename,
'include_paths': node.include_paths,
'custom_functions': custom_functions,
}
if self.sass_precision:
compile_kwargs['precision'] = self.sass_precision
if self.sass_output_style:
compile_kwargs['output_style'] = self.sass_output_style
content = sass.compile(**compile_kwargs)
destpath = self.get_destination(sass_filename)
with open(destpath, 'wb') as fh:
fh.write(force_bytes(content))
self.compiled_files.append(sass_filename)
if self.verbosity > 1:
self.stdout.write("Compiled SASS/SCSS file: '{0}'\n".format(node.path))