| author | Tero Marttila <terom@paivola.fi> |
| Wed, 24 Oct 2012 18:10:42 +0300 | |
| changeset 24 | 45382e1c0be0 |
| parent 16 | 51509b5ce1c0 |
| child 26 | 589249097230 |
| permissions | -rw-r--r-- |
| 3 | 1 |
# encoding: utf-8 |
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7baf4cccb4a9
move Index to urls; fix self.url(sort=...)
Tero Marttila <terom@paivola.fi>
parents:
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diff
changeset
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def merge (*dicts) : |
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7baf4cccb4a9
move Index to urls; fix self.url(sort=...)
Tero Marttila <terom@paivola.fi>
parents:
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diff
changeset
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dict = {}
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7baf4cccb4a9
move Index to urls; fix self.url(sort=...)
Tero Marttila <terom@paivola.fi>
parents:
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changeset
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7baf4cccb4a9
move Index to urls; fix self.url(sort=...)
Tero Marttila <terom@paivola.fi>
parents:
6
diff
changeset
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for d in dicts : |
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7baf4cccb4a9
move Index to urls; fix self.url(sort=...)
Tero Marttila <terom@paivola.fi>
parents:
6
diff
changeset
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dict.update(d) |
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7baf4cccb4a9
move Index to urls; fix self.url(sort=...)
Tero Marttila <terom@paivola.fi>
parents:
6
diff
changeset
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7baf4cccb4a9
move Index to urls; fix self.url(sort=...)
Tero Marttila <terom@paivola.fi>
parents:
6
diff
changeset
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return dict |
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7baf4cccb4a9
move Index to urls; fix self.url(sort=...)
Tero Marttila <terom@paivola.fi>
parents:
6
diff
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# response types |
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fixup index + non-chunked response (?) + hosts + evil hardcoded db url
Tero Marttila <terom@paivola.fi>
parents:
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from werkzeug.wrappers import Response |
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from werkzeug.exceptions import ( |
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HTTPException, |
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BadRequest, # 400 |
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NotFound, # 404 |
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) |
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from werkzeug.utils import redirect |
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# view |
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from pvl.html import tags as html |
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class Handler (object) : |
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""" |
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Per-Request controller/view, containing the request context and generating the response. |
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""" |
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45382e1c0be0
pvl.verkko.web: <script> support; returning response from process()
Tero Marttila <terom@paivola.fi>
parents:
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TITLE = None |
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CSS = ( |
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#"/static/layout.css", |
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"/static/style.css", |
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) |
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45382e1c0be0
pvl.verkko.web: <script> support; returning response from process()
Tero Marttila <terom@paivola.fi>
parents:
16
diff
changeset
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JS = ( |
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45382e1c0be0
pvl.verkko.web: <script> support; returning response from process()
Tero Marttila <terom@paivola.fi>
parents:
16
diff
changeset
|
34 |
#"/static/jquery/jquery.js" |
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45382e1c0be0
pvl.verkko.web: <script> support; returning response from process()
Tero Marttila <terom@paivola.fi>
parents:
16
diff
changeset
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) |
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7baf4cccb4a9
move Index to urls; fix self.url(sort=...)
Tero Marttila <terom@paivola.fi>
parents:
6
diff
changeset
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def __init__ (self, app, request, urls, params) : |
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""" |
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app - wsgi.Application |
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request - werkzeug.Request |
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urls - werkzeug.routing.MapAdapter |
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""" |
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self.app = app |
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self.request = request |
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self.urlmap = urls |
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7baf4cccb4a9
move Index to urls; fix self.url(sort=...)
Tero Marttila <terom@paivola.fi>
parents:
6
diff
changeset
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self.params = params |
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16
51509b5ce1c0
request per session, move to postgres, rename columns, fixup state/name/error handling in updates
Tero Marttila <terom@paivola.fi>
parents:
7
diff
changeset
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51509b5ce1c0
request per session, move to postgres, rename columns, fixup state/name/error handling in updates
Tero Marttila <terom@paivola.fi>
parents:
7
diff
changeset
|
49 |
# new ORM session per request |
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51509b5ce1c0
request per session, move to postgres, rename columns, fixup state/name/error handling in updates
Tero Marttila <terom@paivola.fi>
parents:
7
diff
changeset
|
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self.db = app.db.session() |
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def url (self, handler=None, **params) : |
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""" |
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Return an URL for given endpoint, with parameters, |
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""" |
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if not handler : |
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7baf4cccb4a9
move Index to urls; fix self.url(sort=...)
Tero Marttila <terom@paivola.fi>
parents:
6
diff
changeset
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# XXX: just generate a plain-relative '?foo=...' url instead? |
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handler = self.__class__ |
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7baf4cccb4a9
move Index to urls; fix self.url(sort=...)
Tero Marttila <terom@paivola.fi>
parents:
6
diff
changeset
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params = merge(self.params, params) |
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return self.urlmap.build(handler, params) |
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def title (self) : |
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""" |
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Render site/page title as text. |
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""" |
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if self.TITLE : |
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return u"Päivölä Verkko :: {title}".format(title=self.TITLE)
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else : |
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return u"Päivölä Verkko" |
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def render (self) : |
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""" |
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Render page content (as <body>...</body>). |
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""" |
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raise NotImplementedError() |
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def render_html (self) : |
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""" |
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Render page layout (as <html>). |
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""" |
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91970ce3fc6b
pvl.verkko.hosts: split up Handlers
Tero Marttila <terom@paivola.fi>
parents:
4
diff
changeset
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title = self.title() |
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91970ce3fc6b
pvl.verkko.hosts: split up Handlers
Tero Marttila <terom@paivola.fi>
parents:
4
diff
changeset
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return html.html( |
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html.head( |
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91970ce3fc6b
pvl.verkko.hosts: split up Handlers
Tero Marttila <terom@paivola.fi>
parents:
4
diff
changeset
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html.title(title), |
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( |
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html.link(rel='Stylesheet', type="text/css", href=src) for src in self.CSS |
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45382e1c0be0
pvl.verkko.web: <script> support; returning response from process()
Tero Marttila <terom@paivola.fi>
parents:
16
diff
changeset
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), |
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45382e1c0be0
pvl.verkko.web: <script> support; returning response from process()
Tero Marttila <terom@paivola.fi>
parents:
16
diff
changeset
|
94 |
( |
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45382e1c0be0
pvl.verkko.web: <script> support; returning response from process()
Tero Marttila <terom@paivola.fi>
parents:
16
diff
changeset
|
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html.script(src=src, type='text/javascript', _selfclosing=False) for src in self.JS |
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), |
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), |
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html.body( |
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5
91970ce3fc6b
pvl.verkko.hosts: split up Handlers
Tero Marttila <terom@paivola.fi>
parents:
4
diff
changeset
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html.h1(title), |
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self.render() |
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) |
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) |
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def process (self, **params) : |
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""" |
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Process request args to build internal request state. |
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""" |
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pass |
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7
7baf4cccb4a9
move Index to urls; fix self.url(sort=...)
Tero Marttila <terom@paivola.fi>
parents:
6
diff
changeset
|
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def respond (self) : |
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""" |
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Generate a response, or raise an HTTPException |
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Does an HTML layout'd response per default. |
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""" |
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45382e1c0be0
pvl.verkko.web: <script> support; returning response from process()
Tero Marttila <terom@paivola.fi>
parents:
16
diff
changeset
|
118 |
# returning e.g. redirect? |
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45382e1c0be0
pvl.verkko.web: <script> support; returning response from process()
Tero Marttila <terom@paivola.fi>
parents:
16
diff
changeset
|
119 |
response = self.process(**self.params) |
|
45382e1c0be0
pvl.verkko.web: <script> support; returning response from process()
Tero Marttila <terom@paivola.fi>
parents:
16
diff
changeset
|
120 |
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45382e1c0be0
pvl.verkko.web: <script> support; returning response from process()
Tero Marttila <terom@paivola.fi>
parents:
16
diff
changeset
|
121 |
if response : |
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45382e1c0be0
pvl.verkko.web: <script> support; returning response from process()
Tero Marttila <terom@paivola.fi>
parents:
16
diff
changeset
|
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return response |
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# render as html per default |
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24
45382e1c0be0
pvl.verkko.web: <script> support; returning response from process()
Tero Marttila <terom@paivola.fi>
parents:
16
diff
changeset
|
125 |
render = self.render_html() |
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45382e1c0be0
pvl.verkko.web: <script> support; returning response from process()
Tero Marttila <terom@paivola.fi>
parents:
16
diff
changeset
|
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text = unicode(html.document(render)) |
| 3 | 127 |
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return Response(text, mimetype='text/html') |
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