dispatch.py

Revision 2693, 8.5 kB (checked in by bewst, 2 years ago)
Kill off unneeded logging

Line
1	# Created by Noah Kantrowitz on 2007-04-09.
2	# Copyright (c) 2007 Noah Kantrowitz. All rights reserved.
3	import sys
4	import inspect
5	import traceback
6
7	from trac.core import *
8	from trac.core import ComponentMeta
9	from trac.web.api import IRequestHandler, Request, Cookie
10	from trac.web.main import dispatch_request, RequestDispatcher, RequestDone
11
12	# Compatibility hack to make this code work with older 0.11 revisions
13	try:
14	from trac.env import open_environment as _open_environment
15	def open_environment(x): return _open_environment(x,True)
16	except:
17	from trac.web.main import _open_environment as open_environment
18
19	from trac.web.chrome import INavigationContributor
20	from trac.perm import PermissionCache
21	from trac.util.text import to_unicode
22	from trac.web.href import Href
23	from trac.util.html import html as tag
24
25	import os
26	import os.path
27	import copy
28
29	class TracForgeIndexModule(Component):
30	"""A request handler to show a nicer project index."""
31
32	implements(IRequestHandler, INavigationContributor)
33
34	def match_request(self, req):
35	return req.path_info == '/projects'
36
37	def process_request(self, req):
38	parent_dir = os.path.dirname(self.env.path)
39	#env_paths = dict([(filename, os.path.join(parent_dir, filename))
40	# for filename in os.listdir(parent_dir)])
41	projects = []
42
43	for env_name in os.listdir(parent_dir):
44	env_path = os.path.join(parent_dir, env_name)
45
46	# Don't list this environment
47	if env_path == self.env.path:
48	continue
49
50	try:
51	env = open_environment(env_path)
52
53	try:
54	#self.log.debug(env.path)
55	env_perm = PermissionCache(env, req.authname)
56	#self.log.debug(env_perm.perms)
57	if env_perm.has_permission('PROJECT_VIEW'):
58	projects.append({
59	'name': env.project_name,
60	'description': env.project_description,
61	'href': req.href.projects(env_name),
62	})
63	except Exception, e:
64	# Only show errors to admins to prevent excessive disclosure
65	if req.perm.has_permission('TRACFORGE_ADMIN'):
66	projects.append({
67	'name': env.project_name,
68	'description': to_unicode(e)
69	})
70	except Exception, e:
71	if req.perm.has_permission('TRACFORGE_ADMIN'):
72	projects.append({
73	'name': env_path,
74	'description': to_unicode(e),
75	})
76
77	projects.sort(lambda x, y: cmp(x['name'].lower(), y['name'].lower()))
78	req.hdf['tracforge.projects'] = projects
79	return 'tracforge_project_index.cs', None
80
81	# INavigationContributor methods
82	def get_active_navigation_item(self, req):
83	return 'projects'
84
85	def get_navigation_items(self, req):
86	yield 'mainnav', 'projects', tag.a('Projects', href=req.href.projects())
87
88
89	class TracForgeDispatcherModule(Component):
90	"""A request handler to dispatch /projects as if it were a TRAC_ENV_PARENT_DIR folder."""
91
92	implements(IRequestHandler)
93
94	# IRequestHandler methods
95	def match_request(self, req):
96	if req.path_info.startswith('/projects'):
97	path_info = req.path_info[10:]
98	if path_info:
99	self.log.debug('TracForgeDispatch: Starting WSGI relaunch for %s (%s)', path_info, req.method)
100	project = path_info.split('/', 1)[0]
101	# Check that we aren't trying to recurse (possible link loop)
102	if project == os.path.basename(self.env.path):
103	req.redirect(req.href())
104
105	# Assert permissions on the desination environment
106	try:
107	project_env = open_environment(os.path.join(os.path.dirname(self.env.path), project))
108	except IOError:
109	raise TracError('No such project "%s"'%project)
110
111	authname = RequestDispatcher(self.env).authenticate(req)
112	project_perm = PermissionCache(project_env, authname)
113	project_perm.assert_permission('PROJECT_VIEW')
114	self.log.debug('TracForgeDispath: Access granted, running relaunch')
115	self.log.debug('TracForgeDispatch: Status of req.args is %r', req.__dict__.get('args', 'NOT FOUND'))
116	#self.log.debug('TracForgeDispatch: wsgi.input contains %s', req.read())
117	self._send_project(req, path_info)
118	self.log.debug('TracForgeDispatch: Relaunch completed, terminating request')
119	self.log.debug('TracForgeDispatch: Response was %r', req._response)
120
121	req._tf_print = True
122
123	raise RequestDone, 'request done'
124
125	def process_request(self, req):
126	raise TracError('How did I get here?')
127	path_info = req.path_info[10:]
128
129	if path_info:
130	project = path_info.split('/', 1)[0]
131
132	# Check that we aren't trying to recurse (possible link loop)
133	if project == os.path.basename(self.env.path):
134	req.redirect(req.href())
135
136	# Assert permissions on the desination environment
137	project_path = os.path.join(os.path.dirname(self.env.path), project)
138	try:
139	project_env = open_environment(project_path)
140	except IOError:
141	raise TracError('No such project "%s" at %s'% (project,project_path))
142	project_perm = PermissionCache(project_env, req.authname)
143	project_perm.assert_permission('PROJECT_VIEW')
144
145	return self._send_project(req, path_info)
146	else:
147	return self._send_index(req)
148
149	# Internal methods
150	def _send_project(self, req, path_info):
151	start_response = req._start_response
152	environ = copy.copy(req.environ)
153
154	class hacked_start_response(object):
155
156	def __init__(self, start_response, log):
157	if hasattr(start_response, 'log'):
158	raise Exception("BOOM!")
159	self.start_response = start_response
160	self.log = log
161
162	def __call__(self, *args):
163	self.log.debug('TracForgeDispatch: start_response called with (%s)', ', '.join(repr(x) for x in args))
164	return self.start_response(*args)
165
166	environ['SCRIPT_NAME'] = req.href.projects('/')
167	environ['PATH_INFO'] = path_info
168	environ['trac.env_parent_dir'] = os.path.dirname(self.env.path)
169	if 'TRAC_ENV' in environ:
170	del environ['TRAC_ENV']
171	if 'trac.env_path' in environ:
172	# WARNING: this is a really FRAGILE HACK!!
173	#
174	# The code here used to delete the 'trac.env_path' key from environ,
175	# but then other code in web/main.py would use setdefault to bring
176	# it back to life... with the wrong value. Code later in that file
177	# checks environ['trac.env_path'] as a truth value and treats empty
178	# results as absent.
179	environ['trac.env_path'] = ''
180
181	environ['tracforge_master_link'] = req.href.projects()
182
183	# Remove mod_python option to avoid conflicts
184	if 'mod_python.subprocess_env' in environ:
185	del environ['mod_python.subprocess_env']
186	if 'mod_python.options' in environ:
187	del environ['mod_python.options']
188
189
190	self.log.debug('TracForgeDispatch: environ %r', environ)
191	self.log.debug('TracForgeDispatch: Calling next dispatch_request')
192	try:
193	if not hasattr(start_response, 'log'):
194	self.log.debug('TracForgeDispatch: Setting start_request logging hack')
195	#start_response = hacked_start_response(start_response, self.log)
196	req._response = dispatch_request(environ, start_response)
197	except RequestDone:
198	self.log.debug('TracForgeDispatch: Masking inner RequestDone')
199	self.log.debug('TracForgeDispatch: Done')
200
201	# Make sure we are first
202	ComponentMeta._registry[IRequestHandler].remove(TracForgeDispatcherModule)
203	ComponentMeta._registry[IRequestHandler].insert(0, TracForgeDispatcherModule)

Note: See TracBrowser for help on using the browser.

root/tracforgeplugin/branches/bewst/0.11-clearsilver/tracforge/admin/dispatch.py

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