Mercurial > hg
view mercurial/hgweb/request.py @ 6914:95f35b553ae6
hgweb: removed unnecessary del before function return
Deleting tmpl just before the return statement should have no effect
since tmpl goes out of scope anyway. But it confuses pyflakes who
thinks tmpl is undefined when it is used in the except blocks below.
author | Martin Geisler <mg@daimi.au.dk> |
---|---|
date | Sat, 16 Aug 2008 16:32:57 +0200 |
parents | 0dbb56e90a71 |
children | a42d27bc809d |
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# hgweb/request.py - An http request from either CGI or the standalone server. # # Copyright 21 May 2005 - (c) 2005 Jake Edge <jake@edge2.net> # Copyright 2005, 2006 Matt Mackall <mpm@selenic.com> # # This software may be used and distributed according to the terms # of the GNU General Public License, incorporated herein by reference. import socket, cgi, errno from common import ErrorResponse, statusmessage shortcuts = { 'cl': [('cmd', ['changelog']), ('rev', None)], 'sl': [('cmd', ['shortlog']), ('rev', None)], 'cs': [('cmd', ['changeset']), ('node', None)], 'f': [('cmd', ['file']), ('filenode', None)], 'fl': [('cmd', ['filelog']), ('filenode', None)], 'fd': [('cmd', ['filediff']), ('node', None)], 'fa': [('cmd', ['annotate']), ('filenode', None)], 'mf': [('cmd', ['manifest']), ('manifest', None)], 'ca': [('cmd', ['archive']), ('node', None)], 'tags': [('cmd', ['tags'])], 'tip': [('cmd', ['changeset']), ('node', ['tip'])], 'static': [('cmd', ['static']), ('file', None)] } def expand(form): for k in shortcuts.iterkeys(): if k in form: for name, value in shortcuts[k]: if value is None: value = form[k] form[name] = value del form[k] return form class wsgirequest(object): def __init__(self, wsgienv, start_response): version = wsgienv['wsgi.version'] if (version < (1, 0)) or (version >= (2, 0)): raise RuntimeError("Unknown and unsupported WSGI version %d.%d" % version) self.inp = wsgienv['wsgi.input'] self.err = wsgienv['wsgi.errors'] self.threaded = wsgienv['wsgi.multithread'] self.multiprocess = wsgienv['wsgi.multiprocess'] self.run_once = wsgienv['wsgi.run_once'] self.env = wsgienv self.form = expand(cgi.parse(self.inp, self.env, keep_blank_values=1)) self._start_response = start_response self.server_write = None self.headers = [] def __iter__(self): return iter([]) def read(self, count=-1): return self.inp.read(count) def respond(self, status, type=None, filename=None, length=0): if self._start_response is not None: self.httphdr(type, filename, length) if not self.headers: raise RuntimeError("request.write called before headers sent") for k, v in self.headers: if not isinstance(v, str): raise TypeError('header value must be string: %r' % v) if isinstance(status, ErrorResponse): status = statusmessage(status.code) elif status == 200: status = '200 Script output follows' elif isinstance(status, int): status = statusmessage(status) self.server_write = self._start_response(status, self.headers) self._start_response = None self.headers = [] def write(self, thing): if hasattr(thing, "__iter__"): for part in thing: self.write(part) else: thing = str(thing) try: self.server_write(thing) except socket.error, inst: if inst[0] != errno.ECONNRESET: raise def writelines(self, lines): for line in lines: self.write(line) def flush(self): return None def close(self): return None def header(self, headers=[('Content-Type','text/html')]): self.headers.extend(headers) def httphdr(self, type=None, filename=None, length=0, headers={}): headers = headers.items() if type is not None: headers.append(('Content-Type', type)) if filename: filename = (filename.split('/')[-1] .replace('\\', '\\\\').replace('"', '\\"')) headers.append(('Content-Disposition', 'inline; filename="%s"' % filename)) if length: headers.append(('Content-Length', str(length))) self.header(headers) def wsgiapplication(app_maker): '''For compatibility with old CGI scripts. A plain hgweb() or hgwebdir() can and should now be used as a WSGI application.''' application = app_maker() def run_wsgi(env, respond): return application(env, respond) return run_wsgi