Mercurial > hg
annotate mercurial/hgweb/request.py @ 12776:4f4eddee254d
gendoc: move section commands to module scope
author | Martin Geisler <mg@lazybytes.net> |
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date | Wed, 20 Oct 2010 18:07:50 +0200 |
parents | 8dcd3203a261 |
children | e5d3c7083d91 |
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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> |
2859 | 4 # Copyright 2005, 2006 Matt Mackall <mpm@selenic.com> |
131 | 5 # |
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6 # This software may be used and distributed according to the terms of the |
10263 | 7 # GNU General Public License version 2 or any later version. |
131 | 8 |
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9 import socket, cgi, errno |
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10 from mercurial import util |
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11 from common import ErrorResponse, statusmessage, HTTP_NOT_MODIFIED |
138 | 12 |
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13 shortcuts = { |
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14 'cl': [('cmd', ['changelog']), ('rev', None)], |
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15 'sl': [('cmd', ['shortlog']), ('rev', None)], |
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16 'cs': [('cmd', ['changeset']), ('node', None)], |
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17 'f': [('cmd', ['file']), ('filenode', None)], |
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18 'fl': [('cmd', ['filelog']), ('filenode', None)], |
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19 'fd': [('cmd', ['filediff']), ('node', None)], |
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20 'fa': [('cmd', ['annotate']), ('filenode', None)], |
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21 'mf': [('cmd', ['manifest']), ('manifest', None)], |
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22 'ca': [('cmd', ['archive']), ('node', None)], |
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23 'tags': [('cmd', ['tags'])], |
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24 'tip': [('cmd', ['changeset']), ('node', ['tip'])], |
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25 'static': [('cmd', ['static']), ('file', None)] |
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26 } |
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27 |
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28 def normalize(form): |
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29 # first expand the shortcuts |
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30 for k in shortcuts.iterkeys(): |
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31 if k in form: |
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32 for name, value in shortcuts[k]: |
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33 if value is None: |
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34 value = form[k] |
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35 form[name] = value |
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36 del form[k] |
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37 # And strip the values |
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38 for k, v in form.iteritems(): |
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39 form[k] = [i.strip() for i in v] |
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40 return form |
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41 |
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42 class wsgirequest(object): |
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43 def __init__(self, wsgienv, start_response): |
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44 version = wsgienv['wsgi.version'] |
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45 if (version < (1, 0)) or (version >= (2, 0)): |
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46 raise RuntimeError("Unknown and unsupported WSGI version %d.%d" |
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47 % version) |
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48 self.inp = wsgienv['wsgi.input'] |
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49 self.err = wsgienv['wsgi.errors'] |
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50 self.threaded = wsgienv['wsgi.multithread'] |
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51 self.multiprocess = wsgienv['wsgi.multiprocess'] |
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52 self.run_once = wsgienv['wsgi.run_once'] |
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53 self.env = wsgienv |
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54 self.form = normalize(cgi.parse(self.inp, |
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55 self.env, |
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56 keep_blank_values=1)) |
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57 self._start_response = start_response |
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58 self.server_write = None |
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59 self.headers = [] |
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60 |
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61 def __iter__(self): |
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62 return iter([]) |
131 | 63 |
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64 def read(self, count=-1): |
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65 return self.inp.read(count) |
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66 |
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67 def drain(self): |
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68 '''need to read all data from request, httplib is half-duplex''' |
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69 length = int(self.env.get('CONTENT_LENGTH', 0)) |
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70 for s in util.filechunkiter(self.inp, limit=length): |
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71 pass |
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72 |
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73 def respond(self, status, type=None, filename=None, length=0): |
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74 if self._start_response is not None: |
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75 |
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76 self.httphdr(type, filename, length) |
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77 if not self.headers: |
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78 raise RuntimeError("request.write called before headers sent") |
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79 |
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80 for k, v in self.headers: |
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81 if not isinstance(v, str): |
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82 raise TypeError('header value must be string: %r' % v) |
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83 |
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84 if isinstance(status, ErrorResponse): |
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85 self.header(status.headers) |
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86 if status.code == HTTP_NOT_MODIFIED: |
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87 # RFC 2616 Section 10.3.5: 304 Not Modified has cases where |
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88 # it MUST NOT include any headers other than these and no |
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89 # body |
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90 self.headers = [(k, v) for (k, v) in self.headers if |
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91 k in ('Date', 'ETag', 'Expires', |
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92 'Cache-Control', 'Vary')] |
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93 status = statusmessage(status.code, status.message) |
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94 elif status == 200: |
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95 status = '200 Script output follows' |
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96 elif isinstance(status, int): |
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97 status = statusmessage(status) |
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98 |
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99 self.server_write = self._start_response(status, self.headers) |
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100 self._start_response = None |
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101 self.headers = [] |
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102 |
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103 def write(self, thing): |
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104 if hasattr(thing, "__iter__"): |
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105 for part in thing: |
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106 self.write(part) |
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107 else: |
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108 thing = str(thing) |
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109 try: |
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110 self.server_write(thing) |
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111 except socket.error, inst: |
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112 if inst[0] != errno.ECONNRESET: |
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113 raise |
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114 |
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115 def writelines(self, lines): |
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116 for line in lines: |
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117 self.write(line) |
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118 |
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119 def flush(self): |
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120 return None |
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121 |
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122 def close(self): |
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123 return None |
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124 |
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125 def header(self, headers=[('Content-Type','text/html')]): |
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126 self.headers.extend(headers) |
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127 |
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128 def httphdr(self, type=None, filename=None, length=0, headers={}): |
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129 headers = headers.items() |
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130 if type is not None: |
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131 headers.append(('Content-Type', type)) |
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132 if filename: |
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133 filename = (filename.split('/')[-1] |
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134 .replace('\\', '\\\\').replace('"', '\\"')) |
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135 headers.append(('Content-Disposition', |
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136 'inline; filename="%s"' % filename)) |
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137 if length: |
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138 headers.append(('Content-Length', str(length))) |
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139 self.header(headers) |
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140 |
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141 def wsgiapplication(app_maker): |
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142 '''For compatibility with old CGI scripts. A plain hgweb() or hgwebdir() |
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143 can and should now be used as a WSGI application.''' |
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144 application = app_maker() |
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145 def run_wsgi(env, respond): |
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146 return application(env, respond) |
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147 return run_wsgi |