Mercurial > genshi > mirror

comparison examples/tutorial/geddit/controller.py @ 619:756e7418e10c trunk

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
GenshiTutorial: various updates to sync with wiki page.
author cmlenz
date Thu, 30 Aug 2007 14:19:59 +0000
parents b6706f9346ac
children 6780f1b1b20d
comparison
equal deleted inserted replaced
618:b6706f9346ac 619:756e7418e10c
6 import sys 6 import sys
7 7
8 import cherrypy 8 import cherrypy
9 from formencode import Invalid 9 from formencode import Invalid
10 from genshi.filters import HTMLFormFiller 10 from genshi.filters import HTMLFormFiller
11 from paste.evalexception.middleware import EvalException
12 11
13 from geddit.form import SubmissionForm, CommentForm 12 from geddit.form import LinkForm, CommentForm
14 from geddit.lib import template 13 from geddit.lib import template
15 from geddit.model import Submission, Comment 14 from geddit.model import Link, Comment
16 15
17 16
18 class Root(object): 17 class Root(object):
19 18
20 def __init__(self, data): 19 def __init__(self, data):
21 self.data = data 20 self.data = data
22 21
23 @cherrypy.expose 22 @cherrypy.expose
24 @template.output('index.html') 23 @template.output('index.html')
25 def index(self): 24 def index(self):
26 return template.render( 25 links = sorted(self.data.values(), key=operator.attrgetter('time'))
27 submissions=sorted(self.data.values(), 26 return template.render(links=links)
28 key=operator.attrgetter('time'),
29 reverse=True)
30 )
31 27
32 @cherrypy.expose 28 @cherrypy.expose
33 @template.output('info.html') 29 @template.output('info.html')
34 def info(self, code): 30 def info(self, code):
35 submission = self.data.get(code) 31 link = self.data.get(code)
36 if not submission: 32 if not link:
37 raise cherrypy.NotFound() 33 raise cherrypy.NotFound()
38 return template.render(submission=submission) 34 return template.render(link=link)
39 35
40 @cherrypy.expose 36 @cherrypy.expose
41 @template.output('submit.html') 37 @template.output('submit.html')
42 def submit(self, cancel=False, **data): 38 def submit(self, cancel=False, **data):
43 if cherrypy.request.method == 'POST': 39 if cherrypy.request.method == 'POST':
44 if cancel: 40 if cancel:
45 raise cherrypy.HTTPRedirect('/') 41 raise cherrypy.HTTPRedirect('/')
46 form = SubmissionForm() 42 form = LinkForm()
47 try: 43 try:
48 data = form.to_python(data) 44 data = form.to_python(data)
49 submission = Submission(**data) 45 link = Link(**data)
50 self.data[submission.code] = submission 46 self.data[link.id] = link
51 raise cherrypy.HTTPRedirect('/') 47 raise cherrypy.HTTPRedirect('/')
52 except Invalid, e: 48 except Invalid, e:
53 errors = e.unpack_errors() 49 errors = e.unpack_errors()
54 else: 50 else:
55 errors = {} 51 errors = {}
57 return template.render(errors=errors) | HTMLFormFiller(data=data) 53 return template.render(errors=errors) | HTMLFormFiller(data=data)
58 54
59 @cherrypy.expose 55 @cherrypy.expose
60 @template.output('comment.html') 56 @template.output('comment.html')
61 def comment(self, code, cancel=False, **data): 57 def comment(self, code, cancel=False, **data):
62 submission = self.data.get(code) 58 link = self.data.get(code)
63 if not submission: 59 if not link:
64 raise cherrypy.NotFound() 60 raise cherrypy.NotFound()
65 if cherrypy.request.method == 'POST': 61 if cherrypy.request.method == 'POST':
66 if cancel: 62 if cancel:
67 raise cherrypy.HTTPRedirect('/info/%s' % submission.code) 63 raise cherrypy.HTTPRedirect('/info/%s' % link.id)
68 form = CommentForm() 64 form = CommentForm()
69 try: 65 try:
70 data = form.to_python(data) 66 data = form.to_python(data)
71 comment = submission.add_comment(**data) 67 comment = link.add_comment(**data)
72 raise cherrypy.HTTPRedirect('/info/%s' % submission.code) 68 raise cherrypy.HTTPRedirect('/info/%s' % link.id)
73 except Invalid, e: 69 except Invalid, e:
74 errors = e.unpack_errors() 70 errors = e.unpack_errors()
75 else: 71 else:
76 errors = {} 72 errors = {}
77 73
78 return template.render(submission=submission, comment=None, 74 return template.render(link=link, comment=None,
79 errors=errors) | HTMLFormFiller(data=data) 75 errors=errors) | HTMLFormFiller(data=data)
80 76
81 77
82 def main(filename): 78 def main(filename):
83 # load data from the pickle file, or initialize it to an empty list 79 # load data from the pickle file, or initialize it to an empty list
97 pickle.dump(data, fileobj) 93 pickle.dump(data, fileobj)
98 finally: 94 finally:
99 fileobj.close() 95 fileobj.close()
100 cherrypy.engine.on_stop_engine_list.append(_save_data) 96 cherrypy.engine.on_stop_engine_list.append(_save_data)
101 97
102 # Some global configuration; note that this could be moved into a configuration file 98 # Some global configuration; note that this could be moved into a
99 # configuration file
103 cherrypy.config.update({ 100 cherrypy.config.update({
104 'request.throw_errors': True, 101 'request.throw_errors': True,
105 'tools.encode.on': True, 'tools.encode.encoding': 'utf-8', 102 'tools.encode.on': True, 'tools.encode.encoding': 'utf-8',
106 'tools.decode.on': True, 103 'tools.decode.on': True,
107 'tools.trailing_slash.on': True, 104 'tools.trailing_slash.on': True,
108 'tools.staticdir.root': os.path.abspath(os.path.dirname(__file__)), 105 'tools.staticdir.root': os.path.abspath(os.path.dirname(__file__)),
109 }) 106 })
110 107
111 # Initialize the application, and add EvalException for more helpful error messages 108 cherrypy.quickstart(Root(data), '/', {
112 app = cherrypy.Application(Root(data))
113 app.wsgiapp.pipeline.append(('paste_exc', EvalException))
114 cherrypy.quickstart(app, '/', {
115 '/media': { 109 '/media': {
116 'tools.staticdir.on': True, 110 'tools.staticdir.on': True,
117 'tools.staticdir.dir': 'static' 111 'tools.staticdir.dir': 'static'
118 } 112 }
119 }) 113 })
Copyright (C) 2012-2017 Edgewall Software