util.py 文件源码

def xstatic(*tags):
    from .vendors import vendors
    node = vendors

    fs = []
    lang = get_language()

    cls_str = str if six.PY3 else basestring
    for tag in tags:
        try:
            for p in tag.split('.'):
                node = node[p]
        except Exception as e:
            if tag.startswith('xadmin'):
                file_type = tag.split('.')[-1]
                if file_type in ('css', 'js'):
                    node = "xadmin/%s/%s" % (file_type, tag)
                else:
                    raise e
            else:
                raise e

        if isinstance(node, cls_str):
            files = node
        else:
            mode = 'dev'
            if not settings.DEBUG:
                mode = getattr(settings, 'STATIC_USE_CDN',
                               False) and 'cdn' or 'production'

            if mode == 'cdn' and mode not in node:
                mode = 'production'
            if mode == 'production' and mode not in node:
                mode = 'dev'
            files = node[mode]

        files = type(files) in (list, tuple) and files or [files, ]
        fs.extend([f % {'lang': lang.replace('_', '-')} for f in files])

    return [f.startswith('http://') and f or static(f) for f in fs]