terom@3: # coding: utf-8
terom@3: 
terom@3: """
terom@3:     WSGI frontend/entry point
terom@3: """
terom@3: 
terom@0: import werkzeug
terom@0: from werkzeug import exceptions
terom@0: from werkzeug import Request, Response
terom@0: 
terom@6: import logging            
terom@3: import datetime
terom@0: 
terom@6: from svv import pdf
terom@6: from svv import database as db
terom@6: from svv.urls import URLS
terom@6: 
terom@0: # logging
terom@0: log = logging.getLogger('svv.wsgi')
terom@0: 
terom@0: class WSGIApp (object) :
terom@0:     """
terom@0:         Top-level WSGI handler impl
terom@0:     """
terom@0: 
terom@6:     def __init__ (self, app) :
terom@6:         """
terom@6:             app     - the top-level Application state used by handlers
terom@6:         """
terom@6:         
terom@6:         self.app = app
terom@0: 
terom@0:     # wrap to use werkzeug's Request/Response
terom@0:     @Request.application
terom@0:     def __call__ (self, req) :
terom@0:         """
terom@0:             Main WSGI entry point, error handling
terom@0:         """
terom@0: 
terom@0:         try :
terom@0:             # wrapped handler
terom@0:             response = self.request(req)
terom@0: 
terom@0:         except exceptions.HTTPException, e :
terom@0:             # format properly as response, also includes redirects
terom@0:             return e.get_response(req.environ)
terom@0:         
terom@0:         # XXX: except Exception, e :
terom@0:         # XXX: we want to trap errors in prod, but not in dev?
terom@0: 
terom@0:         else :
terom@0:             # a-ok
terom@0:             return response
terom@0: 
terom@0:     def request (self, req) :
terom@0:         """
terom@0:             Wrapped request handler, URL mapping
terom@0:         """
terom@0: 
terom@0:         # map URLs against this request
terom@6:         urls = URLS.bind_to_environ(req)
terom@0: 
terom@0:         # lookup matching URL for handler type and matched values from URL
terom@0:         url_handler, url_values = urls.match()
terom@0: 
terom@0:         # the per-request handler (from endpoint)
terom@6:         req_handler = url_handler(self.app, req, urls)
terom@0: 
terom@0:         # XXX: per-method thing?
terom@0:         response = req_handler.respond(url_values)
terom@0: 
terom@0:         # ok
terom@0:         return response
terom@0: 
terom@0: