Mercurial > hg > mercurial-crew-with-dirclash
annotate mercurial/hgweb/request.py @ 3776:6859d049ed9c
Add documentation for charset encoding options
author | Matt Mackall <mpm@selenic.com> |
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date | Sun, 03 Dec 2006 16:16:33 -0600 |
parents | eb0b4a2d70a9 |
children | abaee83ce0a6 cc81c512a531 |
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1 # hgweb/request.py - An http request from either CGI or the standalone server. |
131 | 2 # |
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3 # Copyright 21 May 2005 - (c) 2005 Jake Edge <jake@edge2.net> |
2858 | 4 # Copyright 2005, 2006 Matt Mackall <mpm@selenic.com> |
131 | 5 # |
6 # This software may be used and distributed according to the terms | |
7 # of the GNU General Public License, incorporated herein by reference. | |
8 | |
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9 from mercurial.demandload import demandload |
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10 demandload(globals(), "socket sys cgi os errno") |
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11 from mercurial.i18n import gettext as _ |
138 | 12 |
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13 class wsgiapplication(object): |
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14 def __init__(self, destmaker): |
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15 self.destmaker = destmaker |
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16 |
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17 def __call__(self, wsgienv, start_response): |
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18 return _wsgirequest(self.destmaker(), wsgienv, start_response) |
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19 |
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20 class _wsgioutputfile(object): |
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21 def __init__(self, request): |
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22 self.request = request |
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23 |
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24 def write(self, data): |
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25 self.request.write(data) |
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26 def writelines(self, lines): |
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27 for line in lines: |
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28 self.write(line) |
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29 def flush(self): |
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30 return None |
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31 def close(self): |
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32 return None |
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33 |
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34 class _wsgirequest(object): |
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35 def __init__(self, destination, wsgienv, start_response): |
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36 version = wsgienv['wsgi.version'] |
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37 if (version < (1, 0)) or (version >= (2, 0)): |
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38 raise RuntimeError("Unknown and unsupported WSGI version %d.%d" \ |
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39 % version) |
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40 self.inp = wsgienv['wsgi.input'] |
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41 self.out = _wsgioutputfile(self) |
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42 self.server_write = None |
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43 self.err = wsgienv['wsgi.errors'] |
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44 self.threaded = wsgienv['wsgi.multithread'] |
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45 self.multiprocess = wsgienv['wsgi.multiprocess'] |
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46 self.run_once = wsgienv['wsgi.run_once'] |
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47 self.env = wsgienv |
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48 self.form = cgi.parse(self.inp, self.env, keep_blank_values=1) |
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49 self.start_response = start_response |
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50 self.headers = [] |
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51 destination.run_wsgi(self) |
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52 |
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53 def __iter__(self): |
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54 return iter([]) |
131 | 55 |
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56 def read(self, count=-1): |
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57 return self.inp.read(count) |
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58 |
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59 def write(self, *things): |
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60 for thing in things: |
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61 if hasattr(thing, "__iter__"): |
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62 for part in thing: |
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63 self.write(part) |
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64 else: |
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65 thing = str(thing) |
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66 if self.server_write is None: |
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67 if not self.headers: |
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68 raise RuntimeError("request.write called before headers sent (%s)." % thing) |
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69 self.server_write = self.start_response('200 Script output follows', |
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70 self.headers) |
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71 self.start_response = None |
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72 self.headers = None |
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73 try: |
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74 self.server_write(thing) |
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75 except socket.error, inst: |
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76 if inst[0] != errno.ECONNRESET: |
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77 raise |
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78 |
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79 def header(self, headers=[('Content-type','text/html')]): |
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80 self.headers.extend(headers) |
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81 |
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82 def httphdr(self, type, filename=None, length=0, headers={}): |
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83 headers = headers.items() |
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84 headers.append(('Content-type', type)) |
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85 if filename: |
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86 headers.append(('Content-disposition', 'attachment; filename=%s' % |
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87 filename)) |
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88 if length: |
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89 headers.append(('Content-length', str(length))) |
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90 self.header(headers) |