Mercurial > hg > mercurial-crew-with-dirclash
annotate mercurial/hgweb/wsgicgi.py @ 2749:d13e4ffaa79d
[darcs2hg] Windows compatibilty patct
Originally submitted by Daiju Kito
1. single quote didn't work in several cases
2. os.unlink tries to delete tmpfile when it's called. It won't wait like unix.
author | Sébastien Pierre <sebastien@xprima.com> |
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date | Tue, 01 Aug 2006 09:51:36 -0400 |
parents | 1120302009d7 |
children | eb0b4a2d70a9 |
rev | line source |
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1 # hgweb/wsgicgi.py - CGI->WSGI translator |
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2 # |
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3 # Copyright 2006 Eric Hopper <hopper@omnifarious.org> |
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4 # |
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5 # This software may be used and distributed according to the terms |
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6 # of the GNU General Public License, incorporated herein by reference. |
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7 # |
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8 # This was originally copied from the public domain code at |
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9 # http://www.python.org/dev/peps/pep-0333/#the-server-gateway-side |
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10 |
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11 import os, sys |
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12 |
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13 def launch(application): |
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14 |
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15 environ = dict(os.environ.items()) |
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16 environ['wsgi.input'] = sys.stdin |
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17 environ['wsgi.errors'] = sys.stderr |
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18 environ['wsgi.version'] = (1,0) |
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19 environ['wsgi.multithread'] = False |
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20 environ['wsgi.multiprocess'] = True |
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21 environ['wsgi.run_once'] = True |
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22 |
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23 if environ.get('HTTPS','off') in ('on','1'): |
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24 environ['wsgi.url_scheme'] = 'https' |
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25 else: |
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26 environ['wsgi.url_scheme'] = 'http' |
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27 |
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28 headers_set = [] |
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29 headers_sent = [] |
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30 out = sys.stdout |
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31 |
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32 def write(data): |
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33 if not headers_set: |
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34 raise AssertionError("write() before start_response()") |
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35 |
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36 elif not headers_sent: |
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37 # Before the first output, send the stored headers |
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38 status, response_headers = headers_sent[:] = headers_set |
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39 out.write('Status: %s\r\n' % status) |
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40 for header in response_headers: |
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41 out.write('%s: %s\r\n' % header) |
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42 out.write('\r\n') |
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43 |
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44 out.write(data) |
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45 out.flush() |
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46 |
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47 def start_response(status,response_headers,exc_info=None): |
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48 if exc_info: |
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49 try: |
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50 if headers_sent: |
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51 # Re-raise original exception if headers sent |
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52 raise exc_info[0], exc_info[1], exc_info[2] |
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53 finally: |
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54 exc_info = None # avoid dangling circular ref |
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55 elif headers_set: |
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56 raise AssertionError("Headers already set!") |
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57 |
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58 headers_set[:] = [status,response_headers] |
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59 return write |
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60 |
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61 result = application(environ, start_response) |
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62 try: |
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63 for data in result: |
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64 if data: # don't send headers until body appears |
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65 write(data) |
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66 if not headers_sent: |
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67 write('') # send headers now if body was empty |
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68 finally: |
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69 if hasattr(result,'close'): |
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70 result.close() |