def load(self, plugin_path=None):
"""Loads data from the given plugin path and producing data tree.
:param plugin_path: plugin root path
:param plugin_path: str|basestring|None
:return: data tree starting from the data in root metadata file
:rtype: tuple(dict, utils.ReportNode)
"""
plugin_path = plugin_path or self.plugin_path
report = utils.ReportNode(
u"File structure validation: {}".format(plugin_path))
data, root_report = self._load_root_metadata_file()
report.add_nodes(root_report)
# load files with fixed location
for key, file_path in six.iteritems(self.paths_to_fields):
file_report = utils.ReportNode(file_path)
try:
data[key] = self.files_manager.load(
self._get_absolute_path(file_path))
except errors.NoPluginFileFound as exc:
data[key] = None
file_report.warning(exc)
except Exception as exc:
file_report.error(exc)
finally:
report.add_nodes(file_report)
if report.is_failed():
raise errors.ParseError(report.render())
return data, report
def _load_config(self, file_name):
config = os.path.join(self.plugin_path, file_name)
if os.access(config, os.R_OK):
with open(config, "r") as conf:
try:
return yaml.safe_load(conf.read())
except yaml.YAMLError as exc:
logger.warning(exc)
raise errors.ParseError(
'Problem with loading YAML file {0}'.format(config))
else:
logger.warning("Config {0} is not readable.".format(config))
def _get_package_version_from_path(plugin_path):
config = os.path.join(plugin_path, PLUGIN_ROOT_FILE)
if os.access(config, os.R_OK):
with open(config, "r") as conf:
try:
return yaml.safe_load(
conf.read()).get(PLUGIN_PACKAGE_VERSION_FIELD)
except yaml.YAMLError as exc:
logger.warning(exc)
raise errors.ParseError(
'Problem with loading YAML file {0}'.format(config))
else:
raise Exception("Config {0} is not readable.".format(config))
def p_error(p):
raise errors.ParseError("Syntax error at '%s'" % getattr(p, 'value', ''))