Mercurial > hg > genshi_view
annotate genshi_view/template/+package+/handlers.py @ 8:af07c17c7b2f
pass app to Index handler
| author | k0s <k0scist@gmail.com> |
|---|---|
| date | Fri, 06 Nov 2009 16:53:32 -0500 |
| parents | 86df7b4dbc9c |
| children | cb8ebcb8b4fd |
| rev | line source |
|---|---|
| 1 | 1 from urlparse import urlparse |
| 2 from webob import Response, exc | |
| 3 | |
| 4 class HandlerMatchException(Exception): | |
| 5 """the handler doesn't match the request""" | |
| 6 | |
| 7 class Handler(object): | |
| 8 | |
|
4
0be8714e4d6a
use the app and add it to the handler
k0s <k0scist@gmail.com>
parents:
1
diff
changeset
|
9 methods = set(['GET']) # methods to listen to |
|
0be8714e4d6a
use the app and add it to the handler
k0s <k0scist@gmail.com>
parents:
1
diff
changeset
|
10 handler_path = [] # path elements to match |
|
0be8714e4d6a
use the app and add it to the handler
k0s <k0scist@gmail.com>
parents:
1
diff
changeset
|
11 |
| 1 | 12 @classmethod |
|
4
0be8714e4d6a
use the app and add it to the handler
k0s <k0scist@gmail.com>
parents:
1
diff
changeset
|
13 def match(cls, app, request): |
| 1 | 14 try: |
|
4
0be8714e4d6a
use the app and add it to the handler
k0s <k0scist@gmail.com>
parents:
1
diff
changeset
|
15 return cls(app, request) |
| 1 | 16 except HandlerMatchException: |
| 17 return None | |
| 18 | |
|
4
0be8714e4d6a
use the app and add it to the handler
k0s <k0scist@gmail.com>
parents:
1
diff
changeset
|
19 def __init__(self, app, request): |
|
0be8714e4d6a
use the app and add it to the handler
k0s <k0scist@gmail.com>
parents:
1
diff
changeset
|
20 if request.method not in self.methods: |
|
0be8714e4d6a
use the app and add it to the handler
k0s <k0scist@gmail.com>
parents:
1
diff
changeset
|
21 raise HandlerMatchException |
|
0be8714e4d6a
use the app and add it to the handler
k0s <k0scist@gmail.com>
parents:
1
diff
changeset
|
22 self.path = request.path.info.strip('/').split('/') |
|
0be8714e4d6a
use the app and add it to the handler
k0s <k0scist@gmail.com>
parents:
1
diff
changeset
|
23 if self.path == ['']: |
|
0be8714e4d6a
use the app and add it to the handler
k0s <k0scist@gmail.com>
parents:
1
diff
changeset
|
24 self.path = [] |
|
0be8714e4d6a
use the app and add it to the handler
k0s <k0scist@gmail.com>
parents:
1
diff
changeset
|
25 if path[:len(handler_path)] != self.handler_path: |
|
0be8714e4d6a
use the app and add it to the handler
k0s <k0scist@gmail.com>
parents:
1
diff
changeset
|
26 raise HandlerMatchException |
|
0be8714e4d6a
use the app and add it to the handler
k0s <k0scist@gmail.com>
parents:
1
diff
changeset
|
27 self.app = app |
| 1 | 28 self.request = request |
| 29 self.application_path = urlparse(request.application_url)[2] | |
| 30 | |
| 31 def link(self, path=(), permanant=False): | |
| 32 if isinstance(path, basestring): | |
| 33 path = [ path ] | |
| 34 path = [ i.strip('/') for i in path ] | |
| 35 if permanant: | |
| 36 application_url = [ self.request.application_url ] | |
| 37 else: | |
| 38 application_url = [ self.application_path ] | |
| 39 path = application_url + path | |
| 40 return '/'.join(path) | |
| 41 | |
| 42 def redirect(self, location): | |
| 43 raise exc.HTTPSeeOther(location=location) | |
| 44 | |
| 45 class GenshiHandler(Handler): | |
| 46 | |
| 8 | 47 def __init__(self, app, request): |
| 1 | 48 Handler.__init__(self, request) |
| 49 self.data = { 'request': request } | |
| 50 | |
| 51 def __call__(self): | |
|
4
0be8714e4d6a
use the app and add it to the handler
k0s <k0scist@gmail.com>
parents:
1
diff
changeset
|
52 template = self.app.loader.load(self.template) |
| 1 | 53 return Response(content_type='text/html', |
| 5 | 54 body=template.generate(**self.data).render()) |
| 1 | 55 |
| 56 class Index(GenshiHandler): | |
| 57 template = 'index.html' | |
| 58 |