87 lines
2.7 KiB
Python
87 lines
2.7 KiB
Python
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from os import path
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from werkzeug.templates import Template
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from werkzeug.wrappers import BaseRequest, BaseResponse
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from werkzeug.routing import NotFound, RequestRedirect
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from werkzeug.exceptions import HTTPException, NotFound
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from i18nurls.urls import map
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TEMPLATES = path.join(path.dirname(__file__), 'templates')
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views = {}
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def expose(name):
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"""Register the function as view."""
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def wrapped(f):
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views[name] = f
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return f
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return wrapped
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class Request(BaseRequest):
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def __init__(self, environ, urls):
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super(Request, self).__init__(environ)
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self.urls = urls
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self.matched_url = None
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def url_for(self, endpoint, **args):
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if not 'lang_code' in args:
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args['lang_code'] = self.language
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if endpoint == 'this':
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endpoint = self.matched_url[0]
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tmp = self.matched_url[1].copy()
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tmp.update(args)
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args = tmp
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return self.urls.build(endpoint, args)
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class Response(BaseResponse):
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pass
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class TemplateResponse(Response):
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def __init__(self, template_name, **values):
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self.template_name = template_name
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self.template_values = values
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Response.__init__(self, mimetype='text/html')
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def __call__(self, environ, start_response):
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req = environ['werkzeug.request']
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values = self.template_values.copy()
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values['req'] = req
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values['body'] = self.render_template(self.template_name, values)
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self.write(self.render_template('layout.html', values))
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return Response.__call__(self, environ, start_response)
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def render_template(self, name, values):
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return Template.from_file(path.join(TEMPLATES, name)).render(values)
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class Application(object):
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def __init__(self):
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from i18nurls import views
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self.not_found = views.page_not_found
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def __call__(self, environ, start_response):
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urls = map.bind_to_environ(environ)
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req = Request(environ, urls)
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try:
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endpoint, args = urls.match(req.path)
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req.matched_url = (endpoint, args)
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if endpoint == '#language_select':
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lng = req.accept_languages.best
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lng = lng and lng.split('-')[0].lower() or 'en'
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index_url = urls.build('index', {'lang_code': lng})
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resp = Response('Moved to %s' % index_url, status=302)
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resp.headers['Location'] = index_url
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else:
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req.language = args.pop('lang_code', None)
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resp = views[endpoint](req, **args)
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except NotFound:
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resp = self.not_found(req)
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except (RequestRedirect, HTTPException), e:
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resp = e
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return resp(environ, start_response)
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