scormxblock.py 文件源码

def set_fields_xblock(self, path_to_file):
        path_index_page = 'index.html'
        try:
            tree = ET.parse('{}/imsmanifest.xml'.format(path_to_file))
        except IOError:
            pass
        else:
            namespace = ''
            for node in [node for _, node in ET.iterparse('{}/imsmanifest.xml'.format(path_to_file), events=['start-ns'])]:
                if node[0] == '':
                    namespace = node[1]
                    break
            root = tree.getroot()

            if namespace:
                resource = root.find('{{{0}}}resources/{{{0}}}resource'.format(namespace))
                schemaversion = root.find('{{{0}}}metadata/{{{0}}}schemaversion'.format(namespace))
            else:
                resource = root.find('resources/resource')
                schemaversion = root.find('metadata/schemaversion')

            if resource:
                path_index_page = resource.get('href')

            if (not schemaversion is None) and (re.match('^1.2$', schemaversion.text) is None):
                self.version_scorm = 'SCORM_2004'

        self.scorm_file = os.path.join(settings.PROFILE_IMAGE_BACKEND['options']['base_url'],
                                       '{}/{}'.format(self.location.block_id, path_index_page))