author | Nishanth Amuluru <nishanth@fossee.in> |
Sat, 08 Jan 2011 11:20:57 +0530 | |
changeset 69 | c6bca38c1cbf |
permissions | -rw-r--r-- |
69
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# hgweb/hgweb_mod.py - Web interface for a repository. |
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# |
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# Copyright 21 May 2005 - (c) 2005 Jake Edge <jake@edge2.net> |
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# Copyright 2005-2007 Matt Mackall <mpm@selenic.com> |
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# |
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# This software may be used and distributed according to the terms of the |
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# GNU General Public License version 2 or any later version. |
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import os |
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from mercurial import ui, hg, hook, error, encoding, templater |
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from common import get_mtime, ErrorResponse, permhooks, caching |
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from common import HTTP_OK, HTTP_NOT_MODIFIED, HTTP_BAD_REQUEST |
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from common import HTTP_NOT_FOUND, HTTP_SERVER_ERROR |
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from request import wsgirequest |
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import webcommands, protocol, webutil |
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perms = { |
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'changegroup': 'pull', |
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'changegroupsubset': 'pull', |
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'stream_out': 'pull', |
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'listkeys': 'pull', |
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'unbundle': 'push', |
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'pushkey': 'push', |
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} |
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class hgweb(object): |
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def __init__(self, repo, name=None, baseui=None): |
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if isinstance(repo, str): |
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if baseui: |
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u = baseui.copy() |
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else: |
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u = ui.ui() |
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self.repo = hg.repository(u, repo) |
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else: |
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self.repo = repo |
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self.repo.ui.setconfig('ui', 'report_untrusted', 'off') |
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self.repo.ui.setconfig('ui', 'interactive', 'off') |
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hook.redirect(True) |
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self.mtime = -1 |
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self.reponame = name |
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self.archives = 'zip', 'gz', 'bz2' |
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self.stripecount = 1 |
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# a repo owner may set web.templates in .hg/hgrc to get any file |
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# readable by the user running the CGI script |
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self.templatepath = self.config('web', 'templates') |
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# The CGI scripts are often run by a user different from the repo owner. |
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# Trust the settings from the .hg/hgrc files by default. |
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def config(self, section, name, default=None, untrusted=True): |
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return self.repo.ui.config(section, name, default, |
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untrusted=untrusted) |
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def configbool(self, section, name, default=False, untrusted=True): |
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return self.repo.ui.configbool(section, name, default, |
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untrusted=untrusted) |
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def configlist(self, section, name, default=None, untrusted=True): |
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return self.repo.ui.configlist(section, name, default, |
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untrusted=untrusted) |
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def refresh(self, request=None): |
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if request: |
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self.repo.ui.environ = request.env |
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mtime = get_mtime(self.repo.spath) |
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if mtime != self.mtime: |
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self.mtime = mtime |
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self.repo = hg.repository(self.repo.ui, self.repo.root) |
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self.maxchanges = int(self.config("web", "maxchanges", 10)) |
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self.stripecount = int(self.config("web", "stripes", 1)) |
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self.maxshortchanges = int(self.config("web", "maxshortchanges", 60)) |
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self.maxfiles = int(self.config("web", "maxfiles", 10)) |
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self.allowpull = self.configbool("web", "allowpull", True) |
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encoding.encoding = self.config("web", "encoding", |
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encoding.encoding) |
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def run(self): |
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if not os.environ.get('GATEWAY_INTERFACE', '').startswith("CGI/1."): |
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raise RuntimeError("This function is only intended to be " |
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"called while running as a CGI script.") |
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import mercurial.hgweb.wsgicgi as wsgicgi |
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wsgicgi.launch(self) |
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def __call__(self, env, respond): |
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req = wsgirequest(env, respond) |
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return self.run_wsgi(req) |
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def run_wsgi(self, req): |
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self.refresh(req) |
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# work with CGI variables to create coherent structure |
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# use SCRIPT_NAME, PATH_INFO and QUERY_STRING as well as our REPO_NAME |
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req.url = req.env['SCRIPT_NAME'] |
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if not req.url.endswith('/'): |
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req.url += '/' |
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if 'REPO_NAME' in req.env: |
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req.url += req.env['REPO_NAME'] + '/' |
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|
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if 'PATH_INFO' in req.env: |
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parts = req.env['PATH_INFO'].strip('/').split('/') |
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repo_parts = req.env.get('REPO_NAME', '').split('/') |
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if parts[:len(repo_parts)] == repo_parts: |
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parts = parts[len(repo_parts):] |
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query = '/'.join(parts) |
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else: |
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query = req.env['QUERY_STRING'].split('&', 1)[0] |
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query = query.split(';', 1)[0] |
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|
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# process this if it's a protocol request |
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# protocol bits don't need to create any URLs |
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# and the clients always use the old URL structure |
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changeset
|
115 |
cmd = req.form.get('cmd', [''])[0] |
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parents:
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changeset
|
116 |
if protocol.iscmd(cmd): |
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changeset
|
117 |
if query: |
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|
118 |
raise ErrorResponse(HTTP_NOT_FOUND) |
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|
119 |
if cmd in perms: |
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|
120 |
try: |
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changeset
|
121 |
self.check_perm(req, perms[cmd]) |
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|
122 |
except ErrorResponse, inst: |
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|
123 |
if cmd == 'unbundle': |
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parents:
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|
124 |
req.drain() |
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|
125 |
req.respond(inst, protocol.HGTYPE) |
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|
126 |
return '0\n%s\n' % inst.message |
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|
127 |
return protocol.call(self.repo, req, cmd) |
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changeset
|
128 |
|
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|
129 |
# translate user-visible url structure to internal structure |
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changeset
|
130 |
|
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|
131 |
args = query.split('/', 2) |
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|
132 |
if 'cmd' not in req.form and args and args[0]: |
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|
133 |
|
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|
134 |
cmd = args.pop(0) |
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|
135 |
style = cmd.rfind('-') |
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changeset
|
136 |
if style != -1: |
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|
137 |
req.form['style'] = [cmd[:style]] |
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|
138 |
cmd = cmd[style + 1:] |
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changeset
|
139 |
|
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changeset
|
140 |
# avoid accepting e.g. style parameter as command |
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changeset
|
141 |
if hasattr(webcommands, cmd): |
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|
142 |
req.form['cmd'] = [cmd] |
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|
143 |
else: |
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|
144 |
cmd = '' |
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|
145 |
|
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|
146 |
if cmd == 'static': |
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changeset
|
147 |
req.form['file'] = ['/'.join(args)] |
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|
148 |
else: |
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|
149 |
if args and args[0]: |
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|
150 |
node = args.pop(0) |
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changeset
|
151 |
req.form['node'] = [node] |
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|
152 |
if args: |
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|
153 |
req.form['file'] = args |
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changeset
|
154 |
|
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changeset
|
155 |
ua = req.env.get('HTTP_USER_AGENT', '') |
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changeset
|
156 |
if cmd == 'rev' and 'mercurial' in ua: |
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parents:
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changeset
|
157 |
req.form['style'] = ['raw'] |
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changeset
|
158 |
|
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changeset
|
159 |
if cmd == 'archive': |
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parents:
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changeset
|
160 |
fn = req.form['node'][0] |
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|
161 |
for type_, spec in self.archive_specs.iteritems(): |
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changeset
|
162 |
ext = spec[2] |
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|
163 |
if fn.endswith(ext): |
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changeset
|
164 |
req.form['node'] = [fn[:-len(ext)]] |
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changeset
|
165 |
req.form['type'] = [type_] |
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changeset
|
166 |
|
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Nishanth Amuluru <nishanth@fossee.in>
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changeset
|
167 |
# process the web interface request |
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changeset
|
168 |
|
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changeset
|
169 |
try: |
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changeset
|
170 |
tmpl = self.templater(req) |
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|
171 |
ctype = tmpl('mimetype', encoding=encoding.encoding) |
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changeset
|
172 |
ctype = templater.stringify(ctype) |
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changeset
|
173 |
|
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changeset
|
174 |
# check read permissions non-static content |
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changeset
|
175 |
if cmd != 'static': |
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changeset
|
176 |
self.check_perm(req, None) |
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changeset
|
177 |
|
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changeset
|
178 |
if cmd == '': |
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changeset
|
179 |
req.form['cmd'] = [tmpl.cache['default']] |
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changeset
|
180 |
cmd = req.form['cmd'][0] |
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changeset
|
181 |
|
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Nishanth Amuluru <nishanth@fossee.in>
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diff
changeset
|
182 |
caching(self, req) # sets ETag header or raises NOT_MODIFIED |
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parents:
diff
changeset
|
183 |
if cmd not in webcommands.__all__: |
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parents:
diff
changeset
|
184 |
msg = 'no such method: %s' % cmd |
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diff
changeset
|
185 |
raise ErrorResponse(HTTP_BAD_REQUEST, msg) |
c6bca38c1cbf
Added buildout stuff and made changes accordingly
Nishanth Amuluru <nishanth@fossee.in>
parents:
diff
changeset
|
186 |
elif cmd == 'file' and 'raw' in req.form.get('style', []): |
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Added buildout stuff and made changes accordingly
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parents:
diff
changeset
|
187 |
self.ctype = ctype |
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Added buildout stuff and made changes accordingly
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parents:
diff
changeset
|
188 |
content = webcommands.rawfile(self, req, tmpl) |
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Added buildout stuff and made changes accordingly
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parents:
diff
changeset
|
189 |
else: |
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Added buildout stuff and made changes accordingly
Nishanth Amuluru <nishanth@fossee.in>
parents:
diff
changeset
|
190 |
content = getattr(webcommands, cmd)(self, req, tmpl) |
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Added buildout stuff and made changes accordingly
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parents:
diff
changeset
|
191 |
req.respond(HTTP_OK, ctype) |
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Added buildout stuff and made changes accordingly
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parents:
diff
changeset
|
192 |
|
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changeset
|
193 |
return content |
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Added buildout stuff and made changes accordingly
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parents:
diff
changeset
|
194 |
|
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Nishanth Amuluru <nishanth@fossee.in>
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changeset
|
195 |
except error.LookupError, err: |
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Added buildout stuff and made changes accordingly
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parents:
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changeset
|
196 |
req.respond(HTTP_NOT_FOUND, ctype) |
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parents:
diff
changeset
|
197 |
msg = str(err) |
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Added buildout stuff and made changes accordingly
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parents:
diff
changeset
|
198 |
if 'manifest' not in msg: |
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Added buildout stuff and made changes accordingly
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parents:
diff
changeset
|
199 |
msg = 'revision not found: %s' % err.name |
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parents:
diff
changeset
|
200 |
return tmpl('error', error=msg) |
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Added buildout stuff and made changes accordingly
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parents:
diff
changeset
|
201 |
except (error.RepoError, error.RevlogError), inst: |
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parents:
diff
changeset
|
202 |
req.respond(HTTP_SERVER_ERROR, ctype) |
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Added buildout stuff and made changes accordingly
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parents:
diff
changeset
|
203 |
return tmpl('error', error=str(inst)) |
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Added buildout stuff and made changes accordingly
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parents:
diff
changeset
|
204 |
except ErrorResponse, inst: |
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Added buildout stuff and made changes accordingly
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parents:
diff
changeset
|
205 |
req.respond(inst, ctype) |
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Added buildout stuff and made changes accordingly
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parents:
diff
changeset
|
206 |
if inst.code == HTTP_NOT_MODIFIED: |
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Added buildout stuff and made changes accordingly
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parents:
diff
changeset
|
207 |
# Not allowed to return a body on a 304 |
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Nishanth Amuluru <nishanth@fossee.in>
parents:
diff
changeset
|
208 |
return [''] |
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Added buildout stuff and made changes accordingly
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parents:
diff
changeset
|
209 |
return tmpl('error', error=inst.message) |
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Added buildout stuff and made changes accordingly
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parents:
diff
changeset
|
210 |
|
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parents:
diff
changeset
|
211 |
def templater(self, req): |
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parents:
diff
changeset
|
212 |
|
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changeset
|
213 |
# determine scheme, port and server name |
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diff
changeset
|
214 |
# this is needed to create absolute urls |
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Added buildout stuff and made changes accordingly
Nishanth Amuluru <nishanth@fossee.in>
parents:
diff
changeset
|
215 |
|
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Nishanth Amuluru <nishanth@fossee.in>
parents:
diff
changeset
|
216 |
proto = req.env.get('wsgi.url_scheme') |
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Added buildout stuff and made changes accordingly
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parents:
diff
changeset
|
217 |
if proto == 'https': |
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Added buildout stuff and made changes accordingly
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parents:
diff
changeset
|
218 |
proto = 'https' |
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Added buildout stuff and made changes accordingly
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parents:
diff
changeset
|
219 |
default_port = "443" |
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Added buildout stuff and made changes accordingly
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parents:
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changeset
|
220 |
else: |
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Nishanth Amuluru <nishanth@fossee.in>
parents:
diff
changeset
|
221 |
proto = 'http' |
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Added buildout stuff and made changes accordingly
Nishanth Amuluru <nishanth@fossee.in>
parents:
diff
changeset
|
222 |
default_port = "80" |
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Added buildout stuff and made changes accordingly
Nishanth Amuluru <nishanth@fossee.in>
parents:
diff
changeset
|
223 |
|
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Added buildout stuff and made changes accordingly
Nishanth Amuluru <nishanth@fossee.in>
parents:
diff
changeset
|
224 |
port = req.env["SERVER_PORT"] |
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Added buildout stuff and made changes accordingly
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parents:
diff
changeset
|
225 |
port = port != default_port and (":" + port) or "" |
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Added buildout stuff and made changes accordingly
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parents:
diff
changeset
|
226 |
urlbase = '%s://%s%s' % (proto, req.env['SERVER_NAME'], port) |
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Added buildout stuff and made changes accordingly
Nishanth Amuluru <nishanth@fossee.in>
parents:
diff
changeset
|
227 |
staticurl = self.config("web", "staticurl") or req.url + 'static/' |
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Added buildout stuff and made changes accordingly
Nishanth Amuluru <nishanth@fossee.in>
parents:
diff
changeset
|
228 |
if not staticurl.endswith('/'): |
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Added buildout stuff and made changes accordingly
Nishanth Amuluru <nishanth@fossee.in>
parents:
diff
changeset
|
229 |
staticurl += '/' |
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Added buildout stuff and made changes accordingly
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parents:
diff
changeset
|
230 |
|
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Nishanth Amuluru <nishanth@fossee.in>
parents:
diff
changeset
|
231 |
# some functions for the templater |
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parents:
diff
changeset
|
232 |
|
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def header(**map): |
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yield tmpl('header', encoding=encoding.encoding, **map) |
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|
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def footer(**map): |
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yield tmpl("footer", **map) |
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|
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def motd(**map): |
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yield self.config("web", "motd", "") |
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|
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# figure out which style to use |
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|
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vars = {} |
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styles = ( |
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req.form.get('style', [None])[0], |
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self.config('web', 'style'), |
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'paper', |
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) |
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style, mapfile = templater.stylemap(styles, self.templatepath) |
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if style == styles[0]: |
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vars['style'] = style |
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|
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start = req.url[-1] == '?' and '&' or '?' |
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sessionvars = webutil.sessionvars(vars, start) |
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|
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if not self.reponame: |
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self.reponame = (self.config("web", "name") |
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or req.env.get('REPO_NAME') |
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or req.url.strip('/') or self.repo.root) |
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|
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# create the templater |
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263 |
|
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tmpl = templater.templater(mapfile, |
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defaults={"url": req.url, |
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"staticurl": staticurl, |
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"urlbase": urlbase, |
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"repo": self.reponame, |
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"header": header, |
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"footer": footer, |
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"motd": motd, |
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"sessionvars": sessionvars |
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}) |
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return tmpl |
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|
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def archivelist(self, nodeid): |
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allowed = self.configlist("web", "allow_archive") |
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for i, spec in self.archive_specs.iteritems(): |
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if i in allowed or self.configbool("web", "allow" + i): |
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yield {"type" : i, "extension" : spec[2], "node" : nodeid} |
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|
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archive_specs = { |
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'bz2': ('application/x-bzip2', 'tbz2', '.tar.bz2', None), |
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'gz': ('application/x-gzip', 'tgz', '.tar.gz', None), |
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'zip': ('application/zip', 'zip', '.zip', None), |
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} |
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287 |
|
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def check_perm(self, req, op): |
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289 |
for hook in permhooks: |
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hook(self, req, op) |