diff options
Diffstat (limited to 'websdk/mercurial/hgweb/wsgicgi.py')
| -rw-r--r--[l---------] | websdk/mercurial/hgweb/wsgicgi.py | 82 |
1 files changed, 81 insertions, 1 deletions
diff --git a/websdk/mercurial/hgweb/wsgicgi.py b/websdk/mercurial/hgweb/wsgicgi.py index fa03838..5d18d8e 120000..100644 --- a/websdk/mercurial/hgweb/wsgicgi.py +++ b/websdk/mercurial/hgweb/wsgicgi.py @@ -1 +1,81 @@ -/usr/share/pyshared/mercurial/hgweb/wsgicgi.py
\ No newline at end of file +# hgweb/wsgicgi.py - CGI->WSGI translator +# +# Copyright 2006 Eric Hopper <hopper@omnifarious.org> +# +# This software may be used and distributed according to the terms of the +# GNU General Public License version 2 or any later version. +# +# This was originally copied from the public domain code at +# http://www.python.org/dev/peps/pep-0333/#the-server-gateway-side + +import os, sys +from mercurial import util +from mercurial.hgweb import common + +def launch(application): + util.setbinary(sys.stdin) + util.setbinary(sys.stdout) + + environ = dict(os.environ.iteritems()) + environ.setdefault('PATH_INFO', '') + if environ.get('SERVER_SOFTWARE', '').startswith('Microsoft-IIS'): + # IIS includes script_name in path_info + scriptname = environ['SCRIPT_NAME'] + if environ['PATH_INFO'].startswith(scriptname): + environ['PATH_INFO'] = environ['PATH_INFO'][len(scriptname):] + + stdin = sys.stdin + if environ.get('HTTP_EXPECT', '').lower() == '100-continue': + stdin = common.continuereader(stdin, sys.stdout.write) + + environ['wsgi.input'] = stdin + environ['wsgi.errors'] = sys.stderr + environ['wsgi.version'] = (1, 0) + environ['wsgi.multithread'] = False + environ['wsgi.multiprocess'] = True + environ['wsgi.run_once'] = True + + if environ.get('HTTPS', 'off').lower() in ('on', '1', 'yes'): + environ['wsgi.url_scheme'] = 'https' + else: + environ['wsgi.url_scheme'] = 'http' + + headers_set = [] + headers_sent = [] + out = sys.stdout + + def write(data): + if not headers_set: + raise AssertionError("write() before start_response()") + + elif not headers_sent: + # Before the first output, send the stored headers + status, response_headers = headers_sent[:] = headers_set + out.write('Status: %s\r\n' % status) + for header in response_headers: + out.write('%s: %s\r\n' % header) + out.write('\r\n') + + out.write(data) + out.flush() + + def start_response(status, response_headers, exc_info=None): + if exc_info: + try: + if headers_sent: + # Re-raise original exception if headers sent + raise exc_info[0](exc_info[1], exc_info[2]) + finally: + exc_info = None # avoid dangling circular ref + elif headers_set: + raise AssertionError("Headers already set!") + + headers_set[:] = [status, response_headers] + return write + + content = application(environ, start_response) + try: + for chunk in content: + write(chunk) + finally: + getattr(content, 'close', lambda : None)() |