annotate Lib/cgi.py @ 46567:ffeecbebf3ca

Block 2.6-only doc change.
author Georg Brandl <georg@python.org>
date Sat, 26 Apr 2008 18:28:08 +0000
parents 1f87ec991e59
children e94574455d9d
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1 #! /usr/local/bin/python
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2
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3 # NOTE: the above "/usr/local/bin/python" is NOT a mistake. It is
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4 # intentionally NOT "/usr/bin/env python". On many systems
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5 # (e.g. Solaris), /usr/local/bin is not in $PATH as passed to CGI
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6 # scripts, and /usr/local/bin is the default directory where Python is
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7 # installed, so /usr/bin/env would be unable to find python. Granted,
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8 # binary installations by Linux vendors often install Python in
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9 # /usr/bin. So let those vendors patch cgi.py to match their choice
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10 # of installation.
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11
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12 """Support module for CGI (Common Gateway Interface) scripts.
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13
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14 This module defines a number of utilities for use by CGI scripts
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15 written in Python.
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16 """
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17
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18 # XXX Perhaps there should be a slimmed version that doesn't contain
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19 # all those backwards compatible and debugging classes and functions?
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20
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21 # History
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22 # -------
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23 #
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24 # Michael McLay started this module. Steve Majewski changed the
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25 # interface to SvFormContentDict and FormContentDict. The multipart
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26 # parsing was inspired by code submitted by Andreas Paepcke. Guido van
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27 # Rossum rewrote, reformatted and documented the module and is currently
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28 # responsible for its maintenance.
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29 #
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30
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31 __version__ = "2.6"
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32
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33
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34 # Imports
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35 # =======
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36
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37 from operator import attrgetter
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38 import sys
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39 import os
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40 import urllib
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41 import mimetools
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42 import rfc822
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43 import collections
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44 from io import StringIO
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45
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46 __all__ = ["MiniFieldStorage", "FieldStorage", "FormContentDict",
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47 "SvFormContentDict", "InterpFormContentDict", "FormContent",
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48 "parse", "parse_qs", "parse_qsl", "parse_multipart",
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49 "parse_header", "print_exception", "print_environ",
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50 "print_form", "print_directory", "print_arguments",
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51 "print_environ_usage", "escape"]
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52
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53 # Logging support
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54 # ===============
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55
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56 logfile = "" # Filename to log to, if not empty
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57 logfp = None # File object to log to, if not None
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58
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59 def initlog(*allargs):
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60 """Write a log message, if there is a log file.
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61
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62 Even though this function is called initlog(), you should always
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63 use log(); log is a variable that is set either to initlog
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64 (initially), to dolog (once the log file has been opened), or to
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65 nolog (when logging is disabled).
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66
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67 The first argument is a format string; the remaining arguments (if
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68 any) are arguments to the % operator, so e.g.
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69 log("%s: %s", "a", "b")
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70 will write "a: b" to the log file, followed by a newline.
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71
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72 If the global logfp is not None, it should be a file object to
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73 which log data is written.
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74
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75 If the global logfp is None, the global logfile may be a string
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76 giving a filename to open, in append mode. This file should be
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77 world writable!!! If the file can't be opened, logging is
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78 silently disabled (since there is no safe place where we could
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79 send an error message).
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80
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81 """
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82 global logfp, log
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83 if logfile and not logfp:
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84 try:
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85 logfp = open(logfile, "a")
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86 except IOError:
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87 pass
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88 if not logfp:
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89 log = nolog
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90 else:
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91 log = dolog
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92 log(*allargs)
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93
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94 def dolog(fmt, *args):
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95 """Write a log message to the log file. See initlog() for docs."""
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96 logfp.write(fmt%args + "\n")
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97
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98 def nolog(*allargs):
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99 """Dummy function, assigned to log when logging is disabled."""
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100 pass
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101
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102 log = initlog # The current logging function
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103
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104
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105 # Parsing functions
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106 # =================
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107
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108 # Maximum input we will accept when REQUEST_METHOD is POST
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109 # 0 ==> unlimited input
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110 maxlen = 0
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111
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112 def parse(fp=None, environ=os.environ, keep_blank_values=0, strict_parsing=0):
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113 """Parse a query in the environment or from a file (default stdin)
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114
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115 Arguments, all optional:
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116
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117 fp : file pointer; default: sys.stdin
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118
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119 environ : environment dictionary; default: os.environ
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120
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121 keep_blank_values: flag indicating whether blank values in
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122 URL encoded forms should be treated as blank strings.
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123 A true value indicates that blanks should be retained as
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124 blank strings. The default false value indicates that
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125 blank values are to be ignored and treated as if they were
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126 not included.
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127
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128 strict_parsing: flag indicating what to do with parsing errors.
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129 If false (the default), errors are silently ignored.
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130 If true, errors raise a ValueError exception.
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131 """
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132 if fp is None:
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133 fp = sys.stdin
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134 if not 'REQUEST_METHOD' in environ:
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135 environ['REQUEST_METHOD'] = 'GET' # For testing stand-alone
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136 if environ['REQUEST_METHOD'] == 'POST':
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137 ctype, pdict = parse_header(environ['CONTENT_TYPE'])
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138 if ctype == 'multipart/form-data':
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139 return parse_multipart(fp, pdict)
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140 elif ctype == 'application/x-www-form-urlencoded':
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141 clength = int(environ['CONTENT_LENGTH'])
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142 if maxlen and clength > maxlen:
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143 raise ValueError('Maximum content length exceeded')
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144 qs = fp.read(clength)
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145 else:
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146 qs = '' # Unknown content-type
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147 if 'QUERY_STRING' in environ:
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148 if qs: qs = qs + '&'
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149 qs = qs + environ['QUERY_STRING']
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150 elif sys.argv[1:]:
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151 if qs: qs = qs + '&'
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152 qs = qs + sys.argv[1]
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153 environ['QUERY_STRING'] = qs # XXX Shouldn't, really
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154 elif 'QUERY_STRING' in environ:
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155 qs = environ['QUERY_STRING']
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156 else:
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157 if sys.argv[1:]:
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158 qs = sys.argv[1]
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159 else:
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160 qs = ""
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161 environ['QUERY_STRING'] = qs # XXX Shouldn't, really
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162 return parse_qs(qs, keep_blank_values, strict_parsing)
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163
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164
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165 def parse_qs(qs, keep_blank_values=0, strict_parsing=0):
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166 """Parse a query given as a string argument.
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167
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168 Arguments:
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169
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170 qs: URL-encoded query string to be parsed
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171
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172 keep_blank_values: flag indicating whether blank values in
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173 URL encoded queries should be treated as blank strings.
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174 A true value indicates that blanks should be retained as
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175 blank strings. The default false value indicates that
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176 blank values are to be ignored and treated as if they were
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177 not included.
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178
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179 strict_parsing: flag indicating what to do with parsing errors.
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180 If false (the default), errors are silently ignored.
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181 If true, errors raise a ValueError exception.
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182 """
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183 dict = {}
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184 for name, value in parse_qsl(qs, keep_blank_values, strict_parsing):
23620
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185 if name in dict:
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186 dict[name].append(value)
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187 else:
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188 dict[name] = [value]
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189 return dict
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190
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191 def parse_qsl(qs, keep_blank_values=0, strict_parsing=0):
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192 """Parse a query given as a string argument.
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193
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194 Arguments:
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195
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196 qs: URL-encoded query string to be parsed
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197
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198 keep_blank_values: flag indicating whether blank values in
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199 URL encoded queries should be treated as blank strings. A
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200 true value indicates that blanks should be retained as blank
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201 strings. The default false value indicates that blank values
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diff changeset
202 are to be ignored and treated as if they were not included.
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203
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204 strict_parsing: flag indicating what to do with parsing errors. If
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diff changeset
205 false (the default), errors are silently ignored. If true,
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206 errors raise a ValueError exception.
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207
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208 Returns a list, as G-d intended.
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209 """
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diff changeset
210 pairs = [s2 for s1 in qs.split('&') for s2 in s1.split(';')]
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diff changeset
211 r = []
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diff changeset
212 for name_value in pairs:
32758
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Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 31758
diff changeset
213 if not name_value and not strict_parsing:
859ea8612eb0 Don't return spurious empty fields if 'keep_empty_values' is True.
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parents: 31758
diff changeset
214 continue
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diff changeset
215 nv = name_value.split('=', 1)
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diff changeset
216 if len(nv) != 2:
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217 if strict_parsing:
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diff changeset
218 raise ValueError("bad query field: %r" % (name_value,))
31758
3e49eb32470b Change parse_qsl() to accept control-name's with no equal sign (e.g., "name")
Brett Cannon <bcannon@gmail.com>
parents: 31515
diff changeset
219 # Handle case of a control-name with no equal sign
3e49eb32470b Change parse_qsl() to accept control-name's with no equal sign (e.g., "name")
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parents: 31515
diff changeset
220 if keep_blank_values:
3e49eb32470b Change parse_qsl() to accept control-name's with no equal sign (e.g., "name")
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parents: 31515
diff changeset
221 nv.append('')
3e49eb32470b Change parse_qsl() to accept control-name's with no equal sign (e.g., "name")
Brett Cannon <bcannon@gmail.com>
parents: 31515
diff changeset
222 else:
3e49eb32470b Change parse_qsl() to accept control-name's with no equal sign (e.g., "name")
Brett Cannon <bcannon@gmail.com>
parents: 31515
diff changeset
223 continue
14196
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Moshe Zadka <moshez@math.huji.ac.il>
parents: 13840
diff changeset
224 if len(nv[1]) or keep_blank_values:
16503
8d7655ac8bf8 String method conversion.
Eric S. Raymond <esr@thyrsus.com>
parents: 16070
diff changeset
225 name = urllib.unquote(nv[0].replace('+', ' '))
8d7655ac8bf8 String method conversion.
Eric S. Raymond <esr@thyrsus.com>
parents: 16070
diff changeset
226 value = urllib.unquote(nv[1].replace('+', ' '))
14196
41234ae95d2a Closing patch #101120 -- After everyone agreed.
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parents: 13840
diff changeset
227 r.append((name, value))
10920
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parents: 10914
diff changeset
228
3faa63430924 Patch by Jim Fulton: new function parse_qsl(), which is like
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diff changeset
229 return r
2135
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
230
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
231
3446
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parents: 3444
diff changeset
232 def parse_multipart(fp, pdict):
3444
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Guido van Rossum <guido@python.org>
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diff changeset
233 """Parse multipart input.
2135
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Guido van Rossum <guido@python.org>
parents:
diff changeset
234
3444
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diff changeset
235 Arguments:
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
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diff changeset
236 fp : input file
34367
5cd4fffaf910 Patch #1079734: remove dependencies on (deprecated) rfc822 and mimetools
Johannes Gijsbers <jlg@dds.nl>
parents: 34294
diff changeset
237 pdict: dictionary containing other parameters of content-type header
3432
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Guido van Rossum <guido@python.org>
parents: 3106
diff changeset
238
15867
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diff changeset
239 Returns a dictionary just like parse_qs(): keys are the field names, each
f5a3d98a35bc Whitespace normalization.
Tim Peters <tim.peters@gmail.com>
parents: 15669
diff changeset
240 value is a list of values for that field. This is easy to use but not
f5a3d98a35bc Whitespace normalization.
Tim Peters <tim.peters@gmail.com>
parents: 15669
diff changeset
241 much good if you are expecting megabytes to be uploaded -- in that case,
f5a3d98a35bc Whitespace normalization.
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parents: 15669
diff changeset
242 use the FieldStorage class instead which is much more flexible. Note
f5a3d98a35bc Whitespace normalization.
Tim Peters <tim.peters@gmail.com>
parents: 15669
diff changeset
243 that content-type is the raw, unparsed contents of the content-type
3446
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Guido van Rossum <guido@python.org>
parents: 3444
diff changeset
244 header.
15867
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parents: 15669
diff changeset
245
f5a3d98a35bc Whitespace normalization.
Tim Peters <tim.peters@gmail.com>
parents: 15669
diff changeset
246 XXX This does not parse nested multipart parts -- use FieldStorage for
3446
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Guido van Rossum <guido@python.org>
parents: 3444
diff changeset
247 that.
15867
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parents: 15669
diff changeset
248
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parents: 15669
diff changeset
249 XXX This should really be subsumed by FieldStorage altogether -- no
3446
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Guido van Rossum <guido@python.org>
parents: 3444
diff changeset
250 point in having two implementations of the same parsing algorithm.
39610
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Thomas Wouters <thomas@python.org>
parents: 39575
diff changeset
251 Also, FieldStorage protects itself better against certain DoS attacks
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parents: 39575
diff changeset
252 by limiting the size of the data read in one chunk. The API here
3674f20ac781 Merge current trunk into p3yk. This includes the PyNumber_Index API change,
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parents: 39575
diff changeset
253 does not support that kind of protection. This also affects parse()
3674f20ac781 Merge current trunk into p3yk. This includes the PyNumber_Index API change,
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parents: 39575
diff changeset
254 since it can call parse_multipart().
3432
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diff changeset
255
3444
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diff changeset
256 """
18833
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Guido van Rossum <guido@python.org>
parents: 18337
diff changeset
257 boundary = ""
23620
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diff changeset
258 if 'boundary' in pdict:
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259 boundary = pdict['boundary']
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diff changeset
260 if not valid_boundary(boundary):
43020
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parents: 42932
diff changeset
261 raise ValueError('Invalid boundary in multipart form: %r'
31515
71a294bd7950 Replace backticks with repr() or "%r"
Walter Dörwald <walter@livinglogic.de>
parents: 28089
diff changeset
262 % (boundary,))
19119
600a9a2b7a18 Whitespace normalization.
Tim Peters <tim.peters@gmail.com>
parents: 18833
diff changeset
263
3444
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Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
264 nextpart = "--" + boundary
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
265 lastpart = "--" + boundary + "--"
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
266 partdict = {}
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
267 terminator = ""
3432
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parents: 3106
diff changeset
268
3444
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parents: 3437
diff changeset
269 while terminator != lastpart:
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
270 bytes = -1
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
271 data = None
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
272 if terminator:
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
273 # At start of next part. Read headers first.
35598
40ddf366f5a1 Reverted revision 1.83, which introduced a bug and subtle incompatibility
Armin Rigo <arigo@tunes.org>
parents: 35299
diff changeset
274 headers = mimetools.Message(fp)
7755
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parents: 6941
diff changeset
275 clength = headers.getheader('content-length')
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
276 if clength:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
277 try:
16503
8d7655ac8bf8 String method conversion.
Eric S. Raymond <esr@thyrsus.com>
parents: 16070
diff changeset
278 bytes = int(clength)
8d7655ac8bf8 String method conversion.
Eric S. Raymond <esr@thyrsus.com>
parents: 16070
diff changeset
279 except ValueError:
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
280 pass
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
281 if bytes > 0:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
282 if maxlen and bytes > maxlen:
43020
907a45df1295 Raise statement normalization in Lib/.
Collin Winter <collinw@gmail.com>
parents: 42932
diff changeset
283 raise ValueError('Maximum content length exceeded')
7755
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
284 data = fp.read(bytes)
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
285 else:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
286 data = ""
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
287 # Read lines until end of part.
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
288 lines = []
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
289 while 1:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
290 line = fp.readline()
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
291 if not line:
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
292 terminator = lastpart # End outer loop
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
293 break
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
294 if line[:2] == "--":
16503
8d7655ac8bf8 String method conversion.
Eric S. Raymond <esr@thyrsus.com>
parents: 16070
diff changeset
295 terminator = line.strip()
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
296 if terminator in (nextpart, lastpart):
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
297 break
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
298 lines.append(line)
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
299 # Done with part.
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
300 if data is None:
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
301 continue
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
302 if bytes < 0:
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
303 if lines:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
304 # Strip final line terminator
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
305 line = lines[-1]
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
306 if line[-2:] == "\r\n":
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
307 line = line[:-2]
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
308 elif line[-1:] == "\n":
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
309 line = line[:-1]
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
310 lines[-1] = line
16503
8d7655ac8bf8 String method conversion.
Eric S. Raymond <esr@thyrsus.com>
parents: 16070
diff changeset
311 data = "".join(lines)
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
312 line = headers['content-disposition']
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
313 if not line:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
314 continue
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
315 key, params = parse_header(line)
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
316 if key != 'form-data':
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
317 continue
23620
a1de0bab5475 SF 563203. Replaced 'has_key()' with 'in'.
Raymond Hettinger <python@rcn.com>
parents: 23609
diff changeset
318 if 'name' in params:
7755
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
319 name = params['name']
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
320 else:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
321 continue
23620
a1de0bab5475 SF 563203. Replaced 'has_key()' with 'in'.
Raymond Hettinger <python@rcn.com>
parents: 23609
diff changeset
322 if name in partdict:
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
323 partdict[name].append(data)
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
324 else:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
325 partdict[name] = [data]
3432
6abc75ec6d29 File upload and revamped documentation.
Guido van Rossum <guido@python.org>
parents: 3106
diff changeset
326
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
327 return partdict
2135
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
328
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
329
3432
6abc75ec6d29 File upload and revamped documentation.
Guido van Rossum <guido@python.org>
parents: 3106
diff changeset
330 def parse_header(line):
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
331 """Parse a Content-type like header.
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
332
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
333 Return the main content-type and a dictionary of options.
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
334
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
335 """
34294
3e9a4d531e56 Remove some lambdas.
Raymond Hettinger <python@rcn.com>
parents: 34293
diff changeset
336 plist = [x.strip() for x in line.split(';')]
24058
37ffce2d9c3c Code modernization. Replace v=s[i]; del s[i] with single lookup v=s.pop(i)
Raymond Hettinger <python@rcn.com>
parents: 23620
diff changeset
337 key = plist.pop(0).lower()
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
338 pdict = {}
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
339 for p in plist:
16503
8d7655ac8bf8 String method conversion.
Eric S. Raymond <esr@thyrsus.com>
parents: 16070
diff changeset
340 i = p.find('=')
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
341 if i >= 0:
16503
8d7655ac8bf8 String method conversion.
Eric S. Raymond <esr@thyrsus.com>
parents: 16070
diff changeset
342 name = p[:i].strip().lower()
8d7655ac8bf8 String method conversion.
Eric S. Raymond <esr@thyrsus.com>
parents: 16070
diff changeset
343 value = p[i+1:].strip()
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
344 if len(value) >= 2 and value[0] == value[-1] == '"':
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
345 value = value[1:-1]
33131
846ba2972d7c Let cgi.parse_header() properly unquote headers (patch #1008597).
Johannes Gijsbers <jlg@dds.nl>
parents: 32758
diff changeset
346 value = value.replace('\\\\', '\\').replace('\\"', '"')
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
347 pdict[name] = value
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
348 return key, pdict
3432
6abc75ec6d29 File upload and revamped documentation.
Guido van Rossum <guido@python.org>
parents: 3106
diff changeset
349
6abc75ec6d29 File upload and revamped documentation.
Guido van Rossum <guido@python.org>
parents: 3106
diff changeset
350
3437
d70149202c93 Added FieldStorage class, which stores parts in files.
Guido van Rossum <guido@python.org>
parents: 3435
diff changeset
351 # Classes for field storage
d70149202c93 Added FieldStorage class, which stores parts in files.
Guido van Rossum <guido@python.org>
parents: 3435
diff changeset
352 # =========================
d70149202c93 Added FieldStorage class, which stores parts in files.
Guido van Rossum <guido@python.org>
parents: 3435
diff changeset
353
d70149202c93 Added FieldStorage class, which stores parts in files.
Guido van Rossum <guido@python.org>
parents: 3435
diff changeset
354 class MiniFieldStorage:
d70149202c93 Added FieldStorage class, which stores parts in files.
Guido van Rossum <guido@python.org>
parents: 3435
diff changeset
355
3446
623ba9bdeb22 Considerable documentation changes and a few import rearrangements.
Guido van Rossum <guido@python.org>
parents: 3444
diff changeset
356 """Like FieldStorage, for use when no file uploads are possible."""
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
357
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
358 # Dummy attributes
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
359 filename = None
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
360 list = None
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
361 type = None
3794
d1c47f4f1541 Changes by Jim Fulton: pass environ around as arg;
Guido van Rossum <guido@python.org>
parents: 3630
diff changeset
362 file = None
3447
db76fd390f74 Change to use real temporary files instead of StringIO. Correct and
Guido van Rossum <guido@python.org>
parents: 3446
diff changeset
363 type_options = {}
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
364 disposition = None
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
365 disposition_options = {}
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
366 headers = {}
3437
d70149202c93 Added FieldStorage class, which stores parts in files.
Guido van Rossum <guido@python.org>
parents: 3435
diff changeset
367
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
368 def __init__(self, name, value):
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
369 """Constructor from field name and value."""
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
370 self.name = name
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
371 self.value = value
3794
d1c47f4f1541 Changes by Jim Fulton: pass environ around as arg;
Guido van Rossum <guido@python.org>
parents: 3630
diff changeset
372 # self.file = StringIO(value)
3437
d70149202c93 Added FieldStorage class, which stores parts in files.
Guido van Rossum <guido@python.org>
parents: 3435
diff changeset
373
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
374 def __repr__(self):
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
375 """Return printable representation."""
31515
71a294bd7950 Replace backticks with repr() or "%r"
Walter Dörwald <walter@livinglogic.de>
parents: 28089
diff changeset
376 return "MiniFieldStorage(%r, %r)" % (self.name, self.value)
3437
d70149202c93 Added FieldStorage class, which stores parts in files.
Guido van Rossum <guido@python.org>
parents: 3435
diff changeset
377
d70149202c93 Added FieldStorage class, which stores parts in files.
Guido van Rossum <guido@python.org>
parents: 3435
diff changeset
378
d70149202c93 Added FieldStorage class, which stores parts in files.
Guido van Rossum <guido@python.org>
parents: 3435
diff changeset
379 class FieldStorage:
d70149202c93 Added FieldStorage class, which stores parts in files.
Guido van Rossum <guido@python.org>
parents: 3435
diff changeset
380
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
381 """Store a sequence of fields, reading multipart/form-data.
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
382
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
383 This class provides naming, typing, files stored on disk, and
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
384 more. At the top level, it is accessible like a dictionary, whose
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
385 keys are the field names. (Note: None can occur as a field name.)
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
386 The items are either a Python list (if there's multiple values) or
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
387 another FieldStorage or MiniFieldStorage object. If it's a single
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
388 object, it has the following attributes:
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
389
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
390 name: the field name, if specified; otherwise None
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
391
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
392 filename: the filename, if specified; otherwise None; this is the
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
393 client side filename, *not* the file name on which it is
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
394 stored (that's a temporary file you don't deal with)
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
395
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
396 value: the value as a *string*; for file uploads, this
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
397 transparently reads the file every time you request the value
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
398
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
399 file: the file(-like) object from which you can read the data;
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
400 None if the data is stored a simple string
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
401
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
402 type: the content-type, or None if not specified
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
403
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
404 type_options: dictionary of options specified on the content-type
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
405 line
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
406
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
407 disposition: content-disposition, or None if not specified
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
408
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
409 disposition_options: dictionary of corresponding options
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
410
35598
40ddf366f5a1 Reverted revision 1.83, which introduced a bug and subtle incompatibility
Armin Rigo <arigo@tunes.org>
parents: 35299
diff changeset
411 headers: a dictionary(-like) object (sometimes rfc822.Message or a
40ddf366f5a1 Reverted revision 1.83, which introduced a bug and subtle incompatibility
Armin Rigo <arigo@tunes.org>
parents: 35299
diff changeset
412 subclass thereof) containing *all* headers
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
413
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
414 The class is subclassable, mostly for the purpose of overriding
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
415 the make_file() method, which is called internally to come up with
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
416 a file open for reading and writing. This makes it possible to
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
417 override the default choice of storing all files in a temporary
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
418 directory and unlinking them as soon as they have been opened.
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
419
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
420 """
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
421
3794
d1c47f4f1541 Changes by Jim Fulton: pass environ around as arg;
Guido van Rossum <guido@python.org>
parents: 3630
diff changeset
422 def __init__(self, fp=None, headers=None, outerboundary="",
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
423 environ=os.environ, keep_blank_values=0, strict_parsing=0):
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
424 """Constructor. Read multipart/* until last part.
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
425
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
426 Arguments, all optional:
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
427
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
428 fp : file pointer; default: sys.stdin
8284
f834e197bd14 Make Tim O'Malley's requested change: in FieldStorage.__init__(), when
Guido van Rossum <guido@python.org>
parents: 7755
diff changeset
429 (not used when the request method is GET)
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
430
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
431 headers : header dictionary-like object; default:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
432 taken from environ as per CGI spec
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
433
3794
d1c47f4f1541 Changes by Jim Fulton: pass environ around as arg;
Guido van Rossum <guido@python.org>
parents: 3630
diff changeset
434 outerboundary : terminating multipart boundary
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
435 (for internal use only)
3437
d70149202c93 Added FieldStorage class, which stores parts in files.
Guido van Rossum <guido@python.org>
parents: 3435
diff changeset
436
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
437 environ : environment dictionary; default: os.environ
3794
d1c47f4f1541 Changes by Jim Fulton: pass environ around as arg;
Guido van Rossum <guido@python.org>
parents: 3630
diff changeset
438
d1c47f4f1541 Changes by Jim Fulton: pass environ around as arg;
Guido van Rossum <guido@python.org>
parents: 3630
diff changeset
439 keep_blank_values: flag indicating whether blank values in
15867
f5a3d98a35bc Whitespace normalization.
Tim Peters <tim.peters@gmail.com>
parents: 15669
diff changeset
440 URL encoded forms should be treated as blank strings.
f5a3d98a35bc Whitespace normalization.
Tim Peters <tim.peters@gmail.com>
parents: 15669
diff changeset
441 A true value indicates that blanks should be retained as
3794
d1c47f4f1541 Changes by Jim Fulton: pass environ around as arg;
Guido van Rossum <guido@python.org>
parents: 3630
diff changeset
442 blank strings. The default false value indicates that
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
443 blank values are to be ignored and treated as if they were
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
444 not included.
3794
d1c47f4f1541 Changes by Jim Fulton: pass environ around as arg;
Guido van Rossum <guido@python.org>
parents: 3630
diff changeset
445
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
446 strict_parsing: flag indicating what to do with parsing errors.
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
447 If false (the default), errors are silently ignored.
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
448 If true, errors raise a ValueError exception.
4534
d90d7b541ada Added 'strict_parsing' option to all parsing functions. This causes a
Guido van Rossum <guido@python.org>
parents: 4486
diff changeset
449
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
450 """
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
451 method = 'GET'
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
452 self.keep_blank_values = keep_blank_values
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
453 self.strict_parsing = strict_parsing
23620
a1de0bab5475 SF 563203. Replaced 'has_key()' with 'in'.
Raymond Hettinger <python@rcn.com>
parents: 23609
diff changeset
454 if 'REQUEST_METHOD' in environ:
16503
8d7655ac8bf8 String method conversion.
Eric S. Raymond <esr@thyrsus.com>
parents: 16070
diff changeset
455 method = environ['REQUEST_METHOD'].upper()
8548
fac33716a218 Treat "HEAD" same as "GET", so that CGI scripts won't fail.
Guido van Rossum <guido@python.org>
parents: 8485
diff changeset
456 if method == 'GET' or method == 'HEAD':
23620
a1de0bab5475 SF 563203. Replaced 'has_key()' with 'in'.
Raymond Hettinger <python@rcn.com>
parents: 23609
diff changeset
457 if 'QUERY_STRING' in environ:
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
458 qs = environ['QUERY_STRING']
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
459 elif sys.argv[1:]:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
460 qs = sys.argv[1]
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
461 else:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
462 qs = ""
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
463 fp = StringIO(qs)
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
464 if headers is None:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
465 headers = {'content-type':
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
466 "application/x-www-form-urlencoded"}
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
467 if headers is None:
8485
7f94b4958056 Be more careful than the previous patch. The default content-type
Guido van Rossum <guido@python.org>
parents: 8477
diff changeset
468 headers = {}
7f94b4958056 Be more careful than the previous patch. The default content-type
Guido van Rossum <guido@python.org>
parents: 8477
diff changeset
469 if method == 'POST':
7f94b4958056 Be more careful than the previous patch. The default content-type
Guido van Rossum <guido@python.org>
parents: 8477
diff changeset
470 # Set default content-type for POST to what's traditional
7f94b4958056 Be more careful than the previous patch. The default content-type
Guido van Rossum <guido@python.org>
parents: 8477
diff changeset
471 headers['content-type'] = "application/x-www-form-urlencoded"
23620
a1de0bab5475 SF 563203. Replaced 'has_key()' with 'in'.
Raymond Hettinger <python@rcn.com>
parents: 23609
diff changeset
472 if 'CONTENT_TYPE' in environ:
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
473 headers['content-type'] = environ['CONTENT_TYPE']
23620
a1de0bab5475 SF 563203. Replaced 'has_key()' with 'in'.
Raymond Hettinger <python@rcn.com>
parents: 23609
diff changeset
474 if 'CONTENT_LENGTH' in environ:
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
475 headers['content-length'] = environ['CONTENT_LENGTH']
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
476 self.fp = fp or sys.stdin
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
477 self.headers = headers
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
478 self.outerboundary = outerboundary
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
479
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
480 # Process content-disposition header
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
481 cdisp, pdict = "", {}
23620
a1de0bab5475 SF 563203. Replaced 'has_key()' with 'in'.
Raymond Hettinger <python@rcn.com>
parents: 23609
diff changeset
482 if 'content-disposition' in self.headers:
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
483 cdisp, pdict = parse_header(self.headers['content-disposition'])
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
484 self.disposition = cdisp
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
485 self.disposition_options = pdict
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
486 self.name = None
23620
a1de0bab5475 SF 563203. Replaced 'has_key()' with 'in'.
Raymond Hettinger <python@rcn.com>
parents: 23609
diff changeset
487 if 'name' in pdict:
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
488 self.name = pdict['name']
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
489 self.filename = None
23620
a1de0bab5475 SF 563203. Replaced 'has_key()' with 'in'.
Raymond Hettinger <python@rcn.com>
parents: 23609
diff changeset
490 if 'filename' in pdict:
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
491 self.filename = pdict['filename']
3437
d70149202c93 Added FieldStorage class, which stores parts in files.
Guido van Rossum <guido@python.org>
parents: 3435
diff changeset
492
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
493 # Process content-type header
9821
28d3a9fcb577 FieldStorage.__init__(): if there is no content-type header, use
Barry Warsaw <barry@python.org>
parents: 9615
diff changeset
494 #
28d3a9fcb577 FieldStorage.__init__(): if there is no content-type header, use
Barry Warsaw <barry@python.org>
parents: 9615
diff changeset
495 # Honor any existing content-type header. But if there is no
28d3a9fcb577 FieldStorage.__init__(): if there is no content-type header, use
Barry Warsaw <barry@python.org>
parents: 9615
diff changeset
496 # content-type header, use some sensible defaults. Assume
28d3a9fcb577 FieldStorage.__init__(): if there is no content-type header, use
Barry Warsaw <barry@python.org>
parents: 9615
diff changeset
497 # outerboundary is "" at the outer level, but something non-false
28d3a9fcb577 FieldStorage.__init__(): if there is no content-type header, use
Barry Warsaw <barry@python.org>
parents: 9615
diff changeset
498 # inside a multi-part. The default for an inner part is text/plain,
28d3a9fcb577 FieldStorage.__init__(): if there is no content-type header, use
Barry Warsaw <barry@python.org>
parents: 9615
diff changeset
499 # but for an outer part it should be urlencoded. This should catch
28d3a9fcb577 FieldStorage.__init__(): if there is no content-type header, use
Barry Warsaw <barry@python.org>
parents: 9615
diff changeset
500 # bogus clients which erroneously forget to include a content-type
28d3a9fcb577 FieldStorage.__init__(): if there is no content-type header, use
Barry Warsaw <barry@python.org>
parents: 9615
diff changeset
501 # header.
28d3a9fcb577 FieldStorage.__init__(): if there is no content-type header, use
Barry Warsaw <barry@python.org>
parents: 9615
diff changeset
502 #
28d3a9fcb577 FieldStorage.__init__(): if there is no content-type header, use
Barry Warsaw <barry@python.org>
parents: 9615
diff changeset
503 # See below for what we do if there does exist a content-type header,
28d3a9fcb577 FieldStorage.__init__(): if there is no content-type header, use
Barry Warsaw <barry@python.org>
parents: 9615
diff changeset
504 # but it happens to be something we don't understand.
23620
a1de0bab5475 SF 563203. Replaced 'has_key()' with 'in'.
Raymond Hettinger <python@rcn.com>
parents: 23609
diff changeset
505 if 'content-type' in self.headers:
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
506 ctype, pdict = parse_header(self.headers['content-type'])
10914
3fdf1c7d9f98 At Jim Fulton's request (actually, as a compromise :-), default the
Guido van Rossum <guido@python.org>
parents: 9821
diff changeset
507 elif self.outerboundary or method != 'POST':
9821
28d3a9fcb577 FieldStorage.__init__(): if there is no content-type header, use
Barry Warsaw <barry@python.org>
parents: 9615
diff changeset
508 ctype, pdict = "text/plain", {}
28d3a9fcb577 FieldStorage.__init__(): if there is no content-type header, use
Barry Warsaw <barry@python.org>
parents: 9615
diff changeset
509 else:
28d3a9fcb577 FieldStorage.__init__(): if there is no content-type header, use
Barry Warsaw <barry@python.org>
parents: 9615
diff changeset
510 ctype, pdict = 'application/x-www-form-urlencoded', {}
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
511 self.type = ctype
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
512 self.type_options = pdict
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
513 self.innerboundary = ""
23620
a1de0bab5475 SF 563203. Replaced 'has_key()' with 'in'.
Raymond Hettinger <python@rcn.com>
parents: 23609
diff changeset
514 if 'boundary' in pdict:
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
515 self.innerboundary = pdict['boundary']
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
516 clen = -1
23620
a1de0bab5475 SF 563203. Replaced 'has_key()' with 'in'.
Raymond Hettinger <python@rcn.com>
parents: 23609
diff changeset
517 if 'content-length' in self.headers:
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
518 try:
16503
8d7655ac8bf8 String method conversion.
Eric S. Raymond <esr@thyrsus.com>
parents: 16070
diff changeset
519 clen = int(self.headers['content-length'])
22476
d77e748865ff tighten up except - only ValueError can be raised in this situation
Skip Montanaro <skip@pobox.com>
parents: 21917
diff changeset
520 except ValueError:
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
521 pass
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
522 if maxlen and clen > maxlen:
43020
907a45df1295 Raise statement normalization in Lib/.
Collin Winter <collinw@gmail.com>
parents: 42932
diff changeset
523 raise ValueError('Maximum content length exceeded')
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
524 self.length = clen
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
525
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
526 self.list = self.file = None
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
527 self.done = 0
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
528 if ctype == 'application/x-www-form-urlencoded':
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
529 self.read_urlencoded()
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
530 elif ctype[:10] == 'multipart/':
9410
620e02250c80 Patch by Jim Fulton, who writes:
Guido van Rossum <guido@python.org>
parents: 8548
diff changeset
531 self.read_multi(environ, keep_blank_values, strict_parsing)
10976
0f0a66c1deac After more discussion with Jim, change the behavior so that only a
Guido van Rossum <guido@python.org>
parents: 10920
diff changeset
532 else:
9821
28d3a9fcb577 FieldStorage.__init__(): if there is no content-type header, use
Barry Warsaw <barry@python.org>
parents: 9615
diff changeset
533 self.read_single()
3437
d70149202c93 Added FieldStorage class, which stores parts in files.
Guido van Rossum <guido@python.org>
parents: 3435
diff changeset
534
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
535 def __repr__(self):
7755
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
536 """Return a printable representation."""
31515
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Walter Dörwald <walter@livinglogic.de>
parents: 28089
diff changeset
537 return "FieldStorage(%r, %r, %r)" % (
71a294bd7950 Replace backticks with repr() or "%r"
Walter Dörwald <walter@livinglogic.de>
parents: 28089
diff changeset
538 self.name, self.filename, self.value)
3444
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Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
539
25214
5330c0620810 Patch suggested by Hamish Lawson: add an __iter__() that returns
Guido van Rossum <guido@python.org>
parents: 24058
diff changeset
540 def __iter__(self):
5330c0620810 Patch suggested by Hamish Lawson: add an __iter__() that returns
Guido van Rossum <guido@python.org>
parents: 24058
diff changeset
541 return iter(self.keys())
5330c0620810 Patch suggested by Hamish Lawson: add an __iter__() that returns
Guido van Rossum <guido@python.org>
parents: 24058
diff changeset
542
3444
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Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
543 def __getattr__(self, name):
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
544 if name != 'value':
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Collin Winter <collinw@gmail.com>
parents: 42932
diff changeset
545 raise AttributeError(name)
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
546 if self.file:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
547 self.file.seek(0)
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
548 value = self.file.read()
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
549 self.file.seek(0)
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
550 elif self.list is not None:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
551 value = self.list
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
552 else:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
553 value = None
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
554 return value
3444
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Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
555
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
556 def __getitem__(self, key):
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
557 """Dictionary style indexing."""
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
558 if self.list is None:
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Collin Winter <collinw@gmail.com>
parents: 42932
diff changeset
559 raise TypeError("not indexable")
7755
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
560 found = []
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
561 for item in self.list:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
562 if item.name == key: found.append(item)
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
563 if not found:
43020
907a45df1295 Raise statement normalization in Lib/.
Collin Winter <collinw@gmail.com>
parents: 42932
diff changeset
564 raise KeyError(key)
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
565 if len(found) == 1:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
566 return found[0]
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
567 else:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
568 return found
3437
d70149202c93 Added FieldStorage class, which stores parts in files.
Guido van Rossum <guido@python.org>
parents: 3435
diff changeset
569
14196
41234ae95d2a Closing patch #101120 -- After everyone agreed.
Moshe Zadka <moshez@math.huji.ac.il>
parents: 13840
diff changeset
570 def getvalue(self, key, default=None):
41234ae95d2a Closing patch #101120 -- After everyone agreed.
Moshe Zadka <moshez@math.huji.ac.il>
parents: 13840
diff changeset
571 """Dictionary style get() method, including 'value' lookup."""
23620
a1de0bab5475 SF 563203. Replaced 'has_key()' with 'in'.
Raymond Hettinger <python@rcn.com>
parents: 23609
diff changeset
572 if key in self:
14196
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Moshe Zadka <moshez@math.huji.ac.il>
parents: 13840
diff changeset
573 value = self[key]
41234ae95d2a Closing patch #101120 -- After everyone agreed.
Moshe Zadka <moshez@math.huji.ac.il>
parents: 13840
diff changeset
574 if type(value) is type([]):
42142
a53e48be6df9 Merged revisions 56125-56153 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41760
diff changeset
575 return [x.value for x in value]
14196
41234ae95d2a Closing patch #101120 -- After everyone agreed.
Moshe Zadka <moshez@math.huji.ac.il>
parents: 13840
diff changeset
576 else:
41234ae95d2a Closing patch #101120 -- After everyone agreed.
Moshe Zadka <moshez@math.huji.ac.il>
parents: 13840
diff changeset
577 return value.value
41234ae95d2a Closing patch #101120 -- After everyone agreed.
Moshe Zadka <moshez@math.huji.ac.il>
parents: 13840
diff changeset
578 else:
41234ae95d2a Closing patch #101120 -- After everyone agreed.
Moshe Zadka <moshez@math.huji.ac.il>
parents: 13840
diff changeset
579 return default
41234ae95d2a Closing patch #101120 -- After everyone agreed.
Moshe Zadka <moshez@math.huji.ac.il>
parents: 13840
diff changeset
580
19744
f1430e3382bb Class FieldStorage: add two new methods, getfirst() and getlist(),
Guido van Rossum <guido@python.org>
parents: 19119
diff changeset
581 def getfirst(self, key, default=None):
f1430e3382bb Class FieldStorage: add two new methods, getfirst() and getlist(),
Guido van Rossum <guido@python.org>
parents: 19119
diff changeset
582 """ Return the first value received."""
23620
a1de0bab5475 SF 563203. Replaced 'has_key()' with 'in'.
Raymond Hettinger <python@rcn.com>
parents: 23609
diff changeset
583 if key in self:
19744
f1430e3382bb Class FieldStorage: add two new methods, getfirst() and getlist(),
Guido van Rossum <guido@python.org>
parents: 19119
diff changeset
584 value = self[key]
f1430e3382bb Class FieldStorage: add two new methods, getfirst() and getlist(),
Guido van Rossum <guido@python.org>
parents: 19119
diff changeset
585 if type(value) is type([]):
f1430e3382bb Class FieldStorage: add two new methods, getfirst() and getlist(),
Guido van Rossum <guido@python.org>
parents: 19119
diff changeset
586 return value[0].value
f1430e3382bb Class FieldStorage: add two new methods, getfirst() and getlist(),
Guido van Rossum <guido@python.org>
parents: 19119
diff changeset
587 else:
f1430e3382bb Class FieldStorage: add two new methods, getfirst() and getlist(),
Guido van Rossum <guido@python.org>
parents: 19119
diff changeset
588 return value.value
f1430e3382bb Class FieldStorage: add two new methods, getfirst() and getlist(),
Guido van Rossum <guido@python.org>
parents: 19119
diff changeset
589 else:
f1430e3382bb Class FieldStorage: add two new methods, getfirst() and getlist(),
Guido van Rossum <guido@python.org>
parents: 19119
diff changeset
590 return default
f1430e3382bb Class FieldStorage: add two new methods, getfirst() and getlist(),
Guido van Rossum <guido@python.org>
parents: 19119
diff changeset
591
f1430e3382bb Class FieldStorage: add two new methods, getfirst() and getlist(),
Guido van Rossum <guido@python.org>
parents: 19119
diff changeset
592 def getlist(self, key):
f1430e3382bb Class FieldStorage: add two new methods, getfirst() and getlist(),
Guido van Rossum <guido@python.org>
parents: 19119
diff changeset
593 """ Return list of received values."""
23620
a1de0bab5475 SF 563203. Replaced 'has_key()' with 'in'.
Raymond Hettinger <python@rcn.com>
parents: 23609
diff changeset
594 if key in self:
19744
f1430e3382bb Class FieldStorage: add two new methods, getfirst() and getlist(),
Guido van Rossum <guido@python.org>
parents: 19119
diff changeset
595 value = self[key]
f1430e3382bb Class FieldStorage: add two new methods, getfirst() and getlist(),
Guido van Rossum <guido@python.org>
parents: 19119
diff changeset
596 if type(value) is type([]):
42142
a53e48be6df9 Merged revisions 56125-56153 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41760
diff changeset
597 return [x.value for x in value]
19744
f1430e3382bb Class FieldStorage: add two new methods, getfirst() and getlist(),
Guido van Rossum <guido@python.org>
parents: 19119
diff changeset
598 else:
f1430e3382bb Class FieldStorage: add two new methods, getfirst() and getlist(),
Guido van Rossum <guido@python.org>
parents: 19119
diff changeset
599 return [value.value]
f1430e3382bb Class FieldStorage: add two new methods, getfirst() and getlist(),
Guido van Rossum <guido@python.org>
parents: 19119
diff changeset
600 else:
f1430e3382bb Class FieldStorage: add two new methods, getfirst() and getlist(),
Guido van Rossum <guido@python.org>
parents: 19119
diff changeset
601 return []
f1430e3382bb Class FieldStorage: add two new methods, getfirst() and getlist(),
Guido van Rossum <guido@python.org>
parents: 19119
diff changeset
602
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
603 def keys(self):
7755
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
604 """Dictionary style keys() method."""
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
605 if self.list is None:
43020
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Collin Winter <collinw@gmail.com>
parents: 42932
diff changeset
606 raise TypeError("not indexable")
43418
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43020
diff changeset
607 return list(set(item.name for item in self.list))
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
608
23620
a1de0bab5475 SF 563203. Replaced 'has_key()' with 'in'.
Raymond Hettinger <python@rcn.com>
parents: 23609
diff changeset
609 def __contains__(self, key):
a1de0bab5475 SF 563203. Replaced 'has_key()' with 'in'.
Raymond Hettinger <python@rcn.com>
parents: 23609
diff changeset
610 """Dictionary style __contains__ method."""
a1de0bab5475 SF 563203. Replaced 'has_key()' with 'in'.
Raymond Hettinger <python@rcn.com>
parents: 23609
diff changeset
611 if self.list is None:
43020
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Collin Winter <collinw@gmail.com>
parents: 42932
diff changeset
612 raise TypeError("not indexable")
43418
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43020
diff changeset
613 return any(item.name == key for item in self.list)
23620
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Raymond Hettinger <python@rcn.com>
parents: 23609
diff changeset
614
4931
18023e7c3862 Add __len__ method
Guido van Rossum <guido@python.org>
parents: 4573
diff changeset
615 def __len__(self):
7755
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
616 """Dictionary style len(x) support."""
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
617 return len(self.keys())
4931
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Guido van Rossum <guido@python.org>
parents: 4573
diff changeset
618
43418
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Thomas Wouters <thomas@python.org>
parents: 43020
diff changeset
619 def __nonzero__(self):
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43020
diff changeset
620 return bool(self.list)
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43020
diff changeset
621
3444
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Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
622 def read_urlencoded(self):
7755
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
623 """Internal: read data in query string format."""
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
624 qs = self.fp.read(self.length)
10920
3faa63430924 Patch by Jim Fulton: new function parse_qsl(), which is like
Guido van Rossum <guido@python.org>
parents: 10914
diff changeset
625 self.list = list = []
3faa63430924 Patch by Jim Fulton: new function parse_qsl(), which is like
Guido van Rossum <guido@python.org>
parents: 10914
diff changeset
626 for key, value in parse_qsl(qs, self.keep_blank_values,
3faa63430924 Patch by Jim Fulton: new function parse_qsl(), which is like
Guido van Rossum <guido@python.org>
parents: 10914
diff changeset
627 self.strict_parsing):
3faa63430924 Patch by Jim Fulton: new function parse_qsl(), which is like
Guido van Rossum <guido@python.org>
parents: 10914
diff changeset
628 list.append(MiniFieldStorage(key, value))
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
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parents: 6941
diff changeset
629 self.skip_lines()
3444
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Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
630
9615
c03787ec9811 In read_multi, allow a subclass to override the class we instantiate
Guido van Rossum <guido@python.org>
parents: 9410
diff changeset
631 FieldStorageClass = None
c03787ec9811 In read_multi, allow a subclass to override the class we instantiate
Guido van Rossum <guido@python.org>
parents: 9410
diff changeset
632
9410
620e02250c80 Patch by Jim Fulton, who writes:
Guido van Rossum <guido@python.org>
parents: 8548
diff changeset
633 def read_multi(self, environ, keep_blank_values, strict_parsing):
7755
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
634 """Internal: read a part that is itself multipart."""
18833
3cc66750687d Fix a denial-of-service attack, SF bug #443120.
Guido van Rossum <guido@python.org>
parents: 18337
diff changeset
635 ib = self.innerboundary
3cc66750687d Fix a denial-of-service attack, SF bug #443120.
Guido van Rossum <guido@python.org>
parents: 18337
diff changeset
636 if not valid_boundary(ib):
43020
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Collin Winter <collinw@gmail.com>
parents: 42932
diff changeset
637 raise ValueError('Invalid boundary in multipart form: %r' % (ib,))
7755
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
638 self.list = []
9615
c03787ec9811 In read_multi, allow a subclass to override the class we instantiate
Guido van Rossum <guido@python.org>
parents: 9410
diff changeset
639 klass = self.FieldStorageClass or self.__class__
18833
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Guido van Rossum <guido@python.org>
parents: 18337
diff changeset
640 part = klass(self.fp, {}, ib,
9615
c03787ec9811 In read_multi, allow a subclass to override the class we instantiate
Guido van Rossum <guido@python.org>
parents: 9410
diff changeset
641 environ, keep_blank_values, strict_parsing)
7755
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parents: 6941
diff changeset
642 # Throw first part away
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
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parents: 6941
diff changeset
643 while not part.done:
35598
40ddf366f5a1 Reverted revision 1.83, which introduced a bug and subtle incompatibility
Armin Rigo <arigo@tunes.org>
parents: 35299
diff changeset
644 headers = rfc822.Message(self.fp)
18833
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Guido van Rossum <guido@python.org>
parents: 18337
diff changeset
645 part = klass(self.fp, headers, ib,
9615
c03787ec9811 In read_multi, allow a subclass to override the class we instantiate
Guido van Rossum <guido@python.org>
parents: 9410
diff changeset
646 environ, keep_blank_values, strict_parsing)
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
647 self.list.append(part)
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
648 self.skip_lines()
3444
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Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
649
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
650 def read_single(self):
7755
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parents: 6941
diff changeset
651 """Internal: read an atomic part."""
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parents: 6941
diff changeset
652 if self.length >= 0:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
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parents: 6941
diff changeset
653 self.read_binary()
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
654 self.skip_lines()
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
655 else:
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
656 self.read_lines()
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
657 self.file.seek(0)
3444
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Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
658
7755
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parents: 6941
diff changeset
659 bufsize = 8*1024 # I/O buffering size for copy to file
3444
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Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
660
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
661 def read_binary(self):
7755
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parents: 6941
diff changeset
662 """Internal: read binary data."""
42930
cbd50ece3b61 Make test_cgi pass. I changed the internal file created by make_file()
Guido van Rossum <guido@python.org>
parents: 42142
diff changeset
663 self.file = self.make_file()
7755
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
664 todo = self.length
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Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
665 if todo >= 0:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
666 while todo > 0:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
667 data = self.fp.read(min(todo, self.bufsize))
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
668 if not data:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
669 self.done = -1
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
670 break
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
671 self.file.write(data)
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
672 todo = todo - len(data)
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
673
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
674 def read_lines(self):
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
675 """Internal: read lines until EOF or outerboundary."""
18337
c2a60de91d2c Solve SF bug #231249: cgi.py opens too many (temporary) files.
Guido van Rossum <guido@python.org>
parents: 17074
diff changeset
676 self.file = self.__file = StringIO()
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
677 if self.outerboundary:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
678 self.read_lines_to_outerboundary()
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
679 else:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
680 self.read_lines_to_eof()
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
681
18337
c2a60de91d2c Solve SF bug #231249: cgi.py opens too many (temporary) files.
Guido van Rossum <guido@python.org>
parents: 17074
diff changeset
682 def __write(self, line):
c2a60de91d2c Solve SF bug #231249: cgi.py opens too many (temporary) files.
Guido van Rossum <guido@python.org>
parents: 17074
diff changeset
683 if self.__file is not None:
c2a60de91d2c Solve SF bug #231249: cgi.py opens too many (temporary) files.
Guido van Rossum <guido@python.org>
parents: 17074
diff changeset
684 if self.__file.tell() + len(line) > 1000:
42930
cbd50ece3b61 Make test_cgi pass. I changed the internal file created by make_file()
Guido van Rossum <guido@python.org>
parents: 42142
diff changeset
685 self.file = self.make_file()
cbd50ece3b61 Make test_cgi pass. I changed the internal file created by make_file()
Guido van Rossum <guido@python.org>
parents: 42142
diff changeset
686 data = self.__file.getvalue()
cbd50ece3b61 Make test_cgi pass. I changed the internal file created by make_file()
Guido van Rossum <guido@python.org>
parents: 42142
diff changeset
687 self.file.write(data)
18337
c2a60de91d2c Solve SF bug #231249: cgi.py opens too many (temporary) files.
Guido van Rossum <guido@python.org>
parents: 17074
diff changeset
688 self.__file = None
c2a60de91d2c Solve SF bug #231249: cgi.py opens too many (temporary) files.
Guido van Rossum <guido@python.org>
parents: 17074
diff changeset
689 self.file.write(line)
c2a60de91d2c Solve SF bug #231249: cgi.py opens too many (temporary) files.
Guido van Rossum <guido@python.org>
parents: 17074
diff changeset
690
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
691 def read_lines_to_eof(self):
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
692 """Internal: read lines until EOF."""
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
693 while 1:
39610
3674f20ac781 Merge current trunk into p3yk. This includes the PyNumber_Index API change,
Thomas Wouters <thomas@python.org>
parents: 39575
diff changeset
694 line = self.fp.readline(1<<16)
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
695 if not line:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
696 self.done = -1
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
697 break
18337
c2a60de91d2c Solve SF bug #231249: cgi.py opens too many (temporary) files.
Guido van Rossum <guido@python.org>
parents: 17074
diff changeset
698 self.__write(line)
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
699
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
700 def read_lines_to_outerboundary(self):
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
701 """Internal: read lines until outerboundary."""
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
702 next = "--" + self.outerboundary
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
703 last = next + "--"
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
704 delim = ""
39610
3674f20ac781 Merge current trunk into p3yk. This includes the PyNumber_Index API change,
Thomas Wouters <thomas@python.org>
parents: 39575
diff changeset
705 last_line_lfend = True
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
706 while 1:
39610
3674f20ac781 Merge current trunk into p3yk. This includes the PyNumber_Index API change,
Thomas Wouters <thomas@python.org>
parents: 39575
diff changeset
707 line = self.fp.readline(1<<16)
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
708 if not line:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
709 self.done = -1
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
710 break
39610
3674f20ac781 Merge current trunk into p3yk. This includes the PyNumber_Index API change,
Thomas Wouters <thomas@python.org>
parents: 39575
diff changeset
711 if line[:2] == "--" and last_line_lfend:
16503
8d7655ac8bf8 String method conversion.
Eric S. Raymond <esr@thyrsus.com>
parents: 16070
diff changeset
712 strippedline = line.strip()
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
713 if strippedline == next:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
714 break
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
715 if strippedline == last:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
716 self.done = 1
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
717 break
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
718 odelim = delim
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
719 if line[-2:] == "\r\n":
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
720 delim = "\r\n"
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
721 line = line[:-2]
39610
3674f20ac781 Merge current trunk into p3yk. This includes the PyNumber_Index API change,
Thomas Wouters <thomas@python.org>
parents: 39575
diff changeset
722 last_line_lfend = True
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
723 elif line[-1] == "\n":
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
724 delim = "\n"
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
725 line = line[:-1]
39610
3674f20ac781 Merge current trunk into p3yk. This includes the PyNumber_Index API change,
Thomas Wouters <thomas@python.org>
parents: 39575
diff changeset
726 last_line_lfend = True
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
727 else:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
728 delim = ""
39610
3674f20ac781 Merge current trunk into p3yk. This includes the PyNumber_Index API change,
Thomas Wouters <thomas@python.org>
parents: 39575
diff changeset
729 last_line_lfend = False
18337
c2a60de91d2c Solve SF bug #231249: cgi.py opens too many (temporary) files.
Guido van Rossum <guido@python.org>
parents: 17074
diff changeset
730 self.__write(odelim + line)
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
731
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
732 def skip_lines(self):
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
733 """Internal: skip lines until outer boundary if defined."""
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
734 if not self.outerboundary or self.done:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
735 return
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
736 next = "--" + self.outerboundary
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
737 last = next + "--"
39610
3674f20ac781 Merge current trunk into p3yk. This includes the PyNumber_Index API change,
Thomas Wouters <thomas@python.org>
parents: 39575
diff changeset
738 last_line_lfend = True
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
739 while 1:
39610
3674f20ac781 Merge current trunk into p3yk. This includes the PyNumber_Index API change,
Thomas Wouters <thomas@python.org>
parents: 39575
diff changeset
740 line = self.fp.readline(1<<16)
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
741 if not line:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
742 self.done = -1
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
743 break
39610
3674f20ac781 Merge current trunk into p3yk. This includes the PyNumber_Index API change,
Thomas Wouters <thomas@python.org>
parents: 39575
diff changeset
744 if line[:2] == "--" and last_line_lfend:
16503
8d7655ac8bf8 String method conversion.
Eric S. Raymond <esr@thyrsus.com>
parents: 16070
diff changeset
745 strippedline = line.strip()
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
746 if strippedline == next:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
747 break
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
748 if strippedline == last:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
749 self.done = 1
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
750 break
39610
3674f20ac781 Merge current trunk into p3yk. This includes the PyNumber_Index API change,
Thomas Wouters <thomas@python.org>
parents: 39575
diff changeset
751 last_line_lfend = line.endswith('\n')
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
752
42930
cbd50ece3b61 Make test_cgi pass. I changed the internal file created by make_file()
Guido van Rossum <guido@python.org>
parents: 42142
diff changeset
753 def make_file(self):
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
754 """Overridable: return a readable & writable file.
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
755
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
756 The file will be used as follows:
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
757 - data is written to it
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
758 - seek(0)
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
759 - data is read from it
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
760
42930
cbd50ece3b61 Make test_cgi pass. I changed the internal file created by make_file()
Guido van Rossum <guido@python.org>
parents: 42142
diff changeset
761 The file is always opened in text mode.
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
762
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
763 This version opens a temporary file for reading and writing,
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
764 and immediately deletes (unlinks) it. The trick (on Unix!) is
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
765 that the file can still be used, but it can't be opened by
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
766 another process, and it will automatically be deleted when it
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
767 is closed or when the current process terminates.
3447
db76fd390f74 Change to use real temporary files instead of StringIO. Correct and
Guido van Rossum <guido@python.org>
parents: 3446
diff changeset
768
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
769 If you want a more permanent file, you derive a class which
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
770 overrides this method. If you want a visible temporary file
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
771 that is nevertheless automatically deleted when the script
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
772 terminates, try defining a __del__ method in a derived class
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
773 which unlinks the temporary files you have created.
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
774
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
775 """
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
776 import tempfile
42932
aa3950f111d9 My wish for TempFile is fulfilled.
Guido van Rossum <guido@python.org>
parents: 42930
diff changeset
777 return tempfile.TemporaryFile("w+", encoding="utf-8", newline="\n")
15867
f5a3d98a35bc Whitespace normalization.
Tim Peters <tim.peters@gmail.com>
parents: 15669
diff changeset
778
3437
d70149202c93 Added FieldStorage class, which stores parts in files.
Guido van Rossum <guido@python.org>
parents: 3435
diff changeset
779
d70149202c93 Added FieldStorage class, which stores parts in files.
Guido van Rossum <guido@python.org>
parents: 3435
diff changeset
780
3447
db76fd390f74 Change to use real temporary files instead of StringIO. Correct and
Guido van Rossum <guido@python.org>
parents: 3446
diff changeset
781 # Backwards Compatibility Classes
db76fd390f74 Change to use real temporary files instead of StringIO. Correct and
Guido van Rossum <guido@python.org>
parents: 3446
diff changeset
782 # ===============================
2135
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
783
45156
1f87ec991e59 Remove one use of UserDict.UserDict
Raymond Hettinger <python@rcn.com>
parents: 43418
diff changeset
784 class FormContentDict(collections.Mapping):
14677
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
785 """Form content as dictionary with a list of values per field.
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
786
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
787 form = FormContentDict()
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
788
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
789 form[key] -> [value, value, ...]
23620
a1de0bab5475 SF 563203. Replaced 'has_key()' with 'in'.
Raymond Hettinger <python@rcn.com>
parents: 23609
diff changeset
790 key in form -> Boolean
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
791 form.keys() -> [key, key, ...]
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
792 form.values() -> [[val, val, ...], [val, val, ...], ...]
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
793 form.items() -> [(key, [val, val, ...]), (key, [val, val, ...]), ...]
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
794 form.dict == {key: [val, val, ...], ...}
3432
6abc75ec6d29 File upload and revamped documentation.
Guido van Rossum <guido@python.org>
parents: 3106
diff changeset
795
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
796 """
40450
cc992d75d5b3 Four months of trunk changes (including a few releases...)
Thomas Wouters <thomas@python.org>
parents: 39782
diff changeset
797 def __init__(self, environ=os.environ, keep_blank_values=0, strict_parsing=0):
cc992d75d5b3 Four months of trunk changes (including a few releases...)
Thomas Wouters <thomas@python.org>
parents: 39782
diff changeset
798 self.dict = self.data = parse(environ=environ,
cc992d75d5b3 Four months of trunk changes (including a few releases...)
Thomas Wouters <thomas@python.org>
parents: 39782
diff changeset
799 keep_blank_values=keep_blank_values,
cc992d75d5b3 Four months of trunk changes (including a few releases...)
Thomas Wouters <thomas@python.org>
parents: 39782
diff changeset
800 strict_parsing=strict_parsing)
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
801 self.query_string = environ['QUERY_STRING']
2135
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
802
45156
1f87ec991e59 Remove one use of UserDict.UserDict
Raymond Hettinger <python@rcn.com>
parents: 43418
diff changeset
803 def __len__(self):
1f87ec991e59 Remove one use of UserDict.UserDict
Raymond Hettinger <python@rcn.com>
parents: 43418
diff changeset
804 return len(self.dict)
1f87ec991e59 Remove one use of UserDict.UserDict
Raymond Hettinger <python@rcn.com>
parents: 43418
diff changeset
805
1f87ec991e59 Remove one use of UserDict.UserDict
Raymond Hettinger <python@rcn.com>
parents: 43418
diff changeset
806 def __iter__(self):
1f87ec991e59 Remove one use of UserDict.UserDict
Raymond Hettinger <python@rcn.com>
parents: 43418
diff changeset
807 return iter(self.dict)
1f87ec991e59 Remove one use of UserDict.UserDict
Raymond Hettinger <python@rcn.com>
parents: 43418
diff changeset
808
1f87ec991e59 Remove one use of UserDict.UserDict
Raymond Hettinger <python@rcn.com>
parents: 43418
diff changeset
809 def __getitem__(self, key):
1f87ec991e59 Remove one use of UserDict.UserDict
Raymond Hettinger <python@rcn.com>
parents: 43418
diff changeset
810 return self.dict[key]
1f87ec991e59 Remove one use of UserDict.UserDict
Raymond Hettinger <python@rcn.com>
parents: 43418
diff changeset
811
2135
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
812
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
813 class SvFormContentDict(FormContentDict):
14677
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
814 """Form content as dictionary expecting a single value per field.
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
815
14677
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
816 If you only expect a single value for each field, then form[key]
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
817 will return that single value. It will raise an IndexError if
14677
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
818 that expectation is not true. If you expect a field to have
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
819 possible multiple values, than you can use form.getlist(key) to
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
820 get all of the values. values() and items() are a compromise:
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
821 they return single strings where there is a single value, and
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
822 lists of strings otherwise.
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
823
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
824 """
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
825 def __getitem__(self, key):
15867
f5a3d98a35bc Whitespace normalization.
Tim Peters <tim.peters@gmail.com>
parents: 15669
diff changeset
826 if len(self.dict[key]) > 1:
43020
907a45df1295 Raise statement normalization in Lib/.
Collin Winter <collinw@gmail.com>
parents: 42932
diff changeset
827 raise IndexError('expecting a single value')
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
828 return self.dict[key][0]
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
829 def getlist(self, key):
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
830 return self.dict[key]
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
831 def values(self):
14677
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
832 result = []
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
833 for value in self.dict.values():
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
834 if len(value) == 1:
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
835 result.append(value[0])
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
836 else: result.append(value)
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
837 return result
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
838 def items(self):
14677
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
839 result = []
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
840 for key, value in self.dict.items():
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
841 if len(value) == 1:
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
842 result.append((key, value[0]))
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
843 else: result.append((key, value))
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
844 return result
2135
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
845
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
846
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
847 class InterpFormContentDict(SvFormContentDict):
15867
f5a3d98a35bc Whitespace normalization.
Tim Peters <tim.peters@gmail.com>
parents: 15669
diff changeset
848 """This class is present for backwards compatibility only."""
14677
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
849 def __getitem__(self, key):
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
850 v = SvFormContentDict.__getitem__(self, key)
16503
8d7655ac8bf8 String method conversion.
Eric S. Raymond <esr@thyrsus.com>
parents: 16070
diff changeset
851 if v[0] in '0123456789+-.':
8d7655ac8bf8 String method conversion.
Eric S. Raymond <esr@thyrsus.com>
parents: 16070
diff changeset
852 try: return int(v)
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
853 except ValueError:
16503
8d7655ac8bf8 String method conversion.
Eric S. Raymond <esr@thyrsus.com>
parents: 16070
diff changeset
854 try: return float(v)
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
855 except ValueError: pass
16503
8d7655ac8bf8 String method conversion.
Eric S. Raymond <esr@thyrsus.com>
parents: 16070
diff changeset
856 return v.strip()
14677
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
857 def values(self):
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
858 result = []
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
859 for key in self.keys():
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
860 try:
14677
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
861 result.append(self[key])
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
862 except IndexError:
14677
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
863 result.append(self.dict[key])
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
864 return result
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
865 def items(self):
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
866 result = []
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
867 for key in self.keys():
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
868 try:
14677
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
869 result.append((key, self[key]))
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
870 except IndexError:
14677
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
871 result.append((key, self.dict[key]))
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
872 return result
2135
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
873
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
874
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
875 class FormContent(FormContentDict):
15867
f5a3d98a35bc Whitespace normalization.
Tim Peters <tim.peters@gmail.com>
parents: 15669
diff changeset
876 """This class is present for backwards compatibility only."""
3446
623ba9bdeb22 Considerable documentation changes and a few import rearrangements.
Guido van Rossum <guido@python.org>
parents: 3444
diff changeset
877 def values(self, key):
23620
a1de0bab5475 SF 563203. Replaced 'has_key()' with 'in'.
Raymond Hettinger <python@rcn.com>
parents: 23609
diff changeset
878 if key in self.dict :return self.dict[key]
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
879 else: return None
3446
623ba9bdeb22 Considerable documentation changes and a few import rearrangements.
Guido van Rossum <guido@python.org>
parents: 3444
diff changeset
880 def indexed_value(self, key, location):
23620
a1de0bab5475 SF 563203. Replaced 'has_key()' with 'in'.
Raymond Hettinger <python@rcn.com>
parents: 23609
diff changeset
881 if key in self.dict:
14677
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
882 if len(self.dict[key]) > location:
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
883 return self.dict[key][location]
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
884 else: return None
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
885 else: return None
3446
623ba9bdeb22 Considerable documentation changes and a few import rearrangements.
Guido van Rossum <guido@python.org>
parents: 3444
diff changeset
886 def value(self, key):
23620
a1de0bab5475 SF 563203. Replaced 'has_key()' with 'in'.
Raymond Hettinger <python@rcn.com>
parents: 23609
diff changeset
887 if key in self.dict: return self.dict[key][0]
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
888 else: return None
3446
623ba9bdeb22 Considerable documentation changes and a few import rearrangements.
Guido van Rossum <guido@python.org>
parents: 3444
diff changeset
889 def length(self, key):
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
890 return len(self.dict[key])
3446
623ba9bdeb22 Considerable documentation changes and a few import rearrangements.
Guido van Rossum <guido@python.org>
parents: 3444
diff changeset
891 def stripped(self, key):
23620
a1de0bab5475 SF 563203. Replaced 'has_key()' with 'in'.
Raymond Hettinger <python@rcn.com>
parents: 23609
diff changeset
892 if key in self.dict: return self.dict[key][0].strip()
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
893 else: return None
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
894 def pars(self):
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
895 return self.dict
2135
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
896
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
897
3432
6abc75ec6d29 File upload and revamped documentation.
Guido van Rossum <guido@python.org>
parents: 3106
diff changeset
898 # Test/debug code
6abc75ec6d29 File upload and revamped documentation.
Guido van Rossum <guido@python.org>
parents: 3106
diff changeset
899 # ===============
2135
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
900
3794
d1c47f4f1541 Changes by Jim Fulton: pass environ around as arg;
Guido van Rossum <guido@python.org>
parents: 3630
diff changeset
901 def test(environ=os.environ):
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
902 """Robust test CGI script, usable as main program.
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
903
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
904 Write minimal HTTP headers and dump all information provided to
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
905 the script in HTML form.
2135
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
906
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
907 """
40775
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
908 print("Content-type: text/html")
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
909 print()
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
910 sys.stderr = sys.stdout
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
911 try:
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
912 form = FieldStorage() # Replace with other classes to test those
14677
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
913 print_directory()
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
914 print_arguments()
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
915 print_form(form)
3794
d1c47f4f1541 Changes by Jim Fulton: pass environ around as arg;
Guido van Rossum <guido@python.org>
parents: 3630
diff changeset
916 print_environ(environ)
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
917 print_environ_usage()
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
918 def f():
39782
c94f37054f19 Patch #1550800: make exec a function.
Georg Brandl <georg@python.org>
parents: 39610
diff changeset
919 exec("testing print_exception() -- <I>italics?</I>")
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
920 def g(f=f):
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
921 f()
40775
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
922 print("<H3>What follows is a test, not an actual exception:</H3>")
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
923 g()
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
924 except:
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
925 print_exception()
4072
f66562536f11 Added print_exception() convenience function.
Guido van Rossum <guido@python.org>
parents: 3958
diff changeset
926
40775
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
927 print("<H1>Second try with a small maxlen...</H1>")
14645
2d30c35feebe Improve the test output a bit.
Guido van Rossum <guido@python.org>
parents: 14606
diff changeset
928
5499
b905372edd4f Untested changes by Skip Montanaro to have an optional limit on the
Guido van Rossum <guido@python.org>
parents: 5302
diff changeset
929 global maxlen
b905372edd4f Untested changes by Skip Montanaro to have an optional limit on the
Guido van Rossum <guido@python.org>
parents: 5302
diff changeset
930 maxlen = 50
b905372edd4f Untested changes by Skip Montanaro to have an optional limit on the
Guido van Rossum <guido@python.org>
parents: 5302
diff changeset
931 try:
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
932 form = FieldStorage() # Replace with other classes to test those
14677
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
933 print_directory()
a7813ad73a4e Patch #101121, by Ka-Ping Yee: cosmetic cleanup of cgi.py, using my
Guido van Rossum <guido@python.org>
parents: 14645
diff changeset
934 print_arguments()
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
935 print_form(form)
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
936 print_environ(environ)
5499
b905372edd4f Untested changes by Skip Montanaro to have an optional limit on the
Guido van Rossum <guido@python.org>
parents: 5302
diff changeset
937 except:
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
938 print_exception()
5499
b905372edd4f Untested changes by Skip Montanaro to have an optional limit on the
Guido van Rossum <guido@python.org>
parents: 5302
diff changeset
939
4072
f66562536f11 Added print_exception() convenience function.
Guido van Rossum <guido@python.org>
parents: 3958
diff changeset
940 def print_exception(type=None, value=None, tb=None, limit=None):
f66562536f11 Added print_exception() convenience function.
Guido van Rossum <guido@python.org>
parents: 3958
diff changeset
941 if type is None:
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
942 type, value, tb = sys.exc_info()
4072
f66562536f11 Added print_exception() convenience function.
Guido van Rossum <guido@python.org>
parents: 3958
diff changeset
943 import traceback
40775
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
944 print()
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
945 print("<H3>Traceback (most recent call last):</H3>")
4072
f66562536f11 Added print_exception() convenience function.
Guido van Rossum <guido@python.org>
parents: 3958
diff changeset
946 list = traceback.format_tb(tb, limit) + \
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
947 traceback.format_exception_only(type, value)
40775
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
948 print("<PRE>%s<B>%s</B></PRE>" % (
16503
8d7655ac8bf8 String method conversion.
Eric S. Raymond <esr@thyrsus.com>
parents: 16070
diff changeset
949 escape("".join(list[:-1])),
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
950 escape(list[-1]),
40775
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
951 ))
6347
2656d1eea792 Use sys.exc_info() where needed.
Guido van Rossum <guido@python.org>
parents: 5988
diff changeset
952 del tb
2135
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
953
3794
d1c47f4f1541 Changes by Jim Fulton: pass environ around as arg;
Guido van Rossum <guido@python.org>
parents: 3630
diff changeset
954 def print_environ(environ=os.environ):
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
955 """Dump the shell environment as HTML."""
42930
cbd50ece3b61 Make test_cgi pass. I changed the internal file created by make_file()
Guido van Rossum <guido@python.org>
parents: 42142
diff changeset
956 keys = sorted(environ.keys())
40775
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
957 print()
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
958 print("<H3>Shell Environment:</H3>")
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
959 print("<DL>")
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
960 for key in keys:
40775
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
961 print("<DT>", escape(key), "<DD>", escape(environ[key]))
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
962 print("</DL>")
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
963 print()
3432
6abc75ec6d29 File upload and revamped documentation.
Guido van Rossum <guido@python.org>
parents: 3106
diff changeset
964
6abc75ec6d29 File upload and revamped documentation.
Guido van Rossum <guido@python.org>
parents: 3106
diff changeset
965 def print_form(form):
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
966 """Dump the contents of a form as HTML."""
42930
cbd50ece3b61 Make test_cgi pass. I changed the internal file created by make_file()
Guido van Rossum <guido@python.org>
parents: 42142
diff changeset
967 keys = sorted(form.keys())
40775
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
968 print()
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
969 print("<H3>Form Contents:</H3>")
14645
2d30c35feebe Improve the test output a bit.
Guido van Rossum <guido@python.org>
parents: 14606
diff changeset
970 if not keys:
40775
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
971 print("<P>No form fields.")
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
972 print("<DL>")
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
973 for key in keys:
40775
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
974 print("<DT>" + escape(key) + ":", end=' ')
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
975 value = form[key]
40775
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
976 print("<i>" + escape(repr(type(value))) + "</i>")
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
977 print("<DD>" + escape(repr(value)))
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
978 print("</DL>")
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
979 print()
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
980
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
981 def print_directory():
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
982 """Dump the current directory as HTML."""
40775
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
983 print()
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
984 print("<H3>Current Working Directory:</H3>")
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
985 try:
7755
fb4b4d069cc7 Mass check-in after untabifying all files that need it.
Guido van Rossum <guido@python.org>
parents: 6941
diff changeset
986 pwd = os.getcwd()
40587
6b18a095c2e7 SF patch 1631942 by Collin Winter:
Guido van Rossum <guido@python.org>
parents: 40450
diff changeset
987 except os.error as msg:
40775
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
988 print("os.error:", escape(str(msg)))
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
989 else:
40775
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
990 print(escape(pwd))
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
991 print()
2135
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
992
3451
5abbc9b5fdf0 Added print_arguments() function.
Guido van Rossum <guido@python.org>
parents: 3447
diff changeset
993 def print_arguments():
40775
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
994 print()
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
995 print("<H3>Command Line Arguments:</H3>")
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
996 print()
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
997 print(sys.argv)
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
998 print()
3451
5abbc9b5fdf0 Added print_arguments() function.
Guido van Rossum <guido@python.org>
parents: 3447
diff changeset
999
2135
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1000 def print_environ_usage():
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
1001 """Dump a list of environment variables used by CGI as HTML."""
40775
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
1002 print("""
3432
6abc75ec6d29 File upload and revamped documentation.
Guido van Rossum <guido@python.org>
parents: 3106
diff changeset
1003 <H3>These environment variables could have been set:</H3>
6abc75ec6d29 File upload and revamped documentation.
Guido van Rossum <guido@python.org>
parents: 3106
diff changeset
1004 <UL>
2135
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1005 <LI>AUTH_TYPE
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1006 <LI>CONTENT_LENGTH
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1007 <LI>CONTENT_TYPE
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1008 <LI>DATE_GMT
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1009 <LI>DATE_LOCAL
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1010 <LI>DOCUMENT_NAME
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1011 <LI>DOCUMENT_ROOT
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1012 <LI>DOCUMENT_URI
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1013 <LI>GATEWAY_INTERFACE
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1014 <LI>LAST_MODIFIED
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1015 <LI>PATH
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1016 <LI>PATH_INFO
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1017 <LI>PATH_TRANSLATED
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1018 <LI>QUERY_STRING
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1019 <LI>REMOTE_ADDR
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1020 <LI>REMOTE_HOST
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1021 <LI>REMOTE_IDENT
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1022 <LI>REMOTE_USER
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1023 <LI>REQUEST_METHOD
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1024 <LI>SCRIPT_NAME
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1025 <LI>SERVER_NAME
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1026 <LI>SERVER_PORT
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1027 <LI>SERVER_PROTOCOL
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1028 <LI>SERVER_ROOT
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1029 <LI>SERVER_SOFTWARE
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1030 </UL>
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
1031 In addition, HTTP headers sent by the server may be passed in the
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
1032 environment as well. Here are some common variable names:
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
1033 <UL>
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
1034 <LI>HTTP_ACCEPT
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
1035 <LI>HTTP_CONNECTION
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
1036 <LI>HTTP_HOST
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
1037 <LI>HTTP_PRAGMA
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
1038 <LI>HTTP_REFERER
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
1039 <LI>HTTP_USER_AGENT
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
1040 </UL>
40775
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 40587
diff changeset
1041 """)
2135
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1042
3432
6abc75ec6d29 File upload and revamped documentation.
Guido van Rossum <guido@python.org>
parents: 3106
diff changeset
1043
6abc75ec6d29 File upload and revamped documentation.
Guido van Rossum <guido@python.org>
parents: 3106
diff changeset
1044 # Utilities
6abc75ec6d29 File upload and revamped documentation.
Guido van Rossum <guido@python.org>
parents: 3106
diff changeset
1045 # =========
2135
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1046
5870
fe4f1eb14d53 Add optional 'quote' flag argument to escape(); if true, translate '"'
Guido van Rossum <guido@python.org>
parents: 5654
diff changeset
1047 def escape(s, quote=None):
35299
5a9134fe5709 Bring cgi.escape docstring slightly more in line with the library ref
Skip Montanaro <skip@pobox.com>
parents: 34367
diff changeset
1048 '''Replace special characters "&", "<" and ">" to HTML-safe sequences.
5a9134fe5709 Bring cgi.escape docstring slightly more in line with the library ref
Skip Montanaro <skip@pobox.com>
parents: 34367
diff changeset
1049 If the optional flag quote is true, the quotation mark character (")
5a9134fe5709 Bring cgi.escape docstring slightly more in line with the library ref
Skip Montanaro <skip@pobox.com>
parents: 34367
diff changeset
1050 is also translated.'''
16503
8d7655ac8bf8 String method conversion.
Eric S. Raymond <esr@thyrsus.com>
parents: 16070
diff changeset
1051 s = s.replace("&", "&amp;") # Must be done first!
8d7655ac8bf8 String method conversion.
Eric S. Raymond <esr@thyrsus.com>
parents: 16070
diff changeset
1052 s = s.replace("<", "&lt;")
8d7655ac8bf8 String method conversion.
Eric S. Raymond <esr@thyrsus.com>
parents: 16070
diff changeset
1053 s = s.replace(">", "&gt;")
5870
fe4f1eb14d53 Add optional 'quote' flag argument to escape(); if true, translate '"'
Guido van Rossum <guido@python.org>
parents: 5654
diff changeset
1054 if quote:
16503
8d7655ac8bf8 String method conversion.
Eric S. Raymond <esr@thyrsus.com>
parents: 16070
diff changeset
1055 s = s.replace('"', "&quot;")
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
1056 return s
2135
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1057
18833
3cc66750687d Fix a denial-of-service attack, SF bug #443120.
Guido van Rossum <guido@python.org>
parents: 18337
diff changeset
1058 def valid_boundary(s, _vb_pattern="^[ -~]{0,200}[!-~]$"):
3cc66750687d Fix a denial-of-service attack, SF bug #443120.
Guido van Rossum <guido@python.org>
parents: 18337
diff changeset
1059 import re
3cc66750687d Fix a denial-of-service attack, SF bug #443120.
Guido van Rossum <guido@python.org>
parents: 18337
diff changeset
1060 return re.match(_vb_pattern, s)
3432
6abc75ec6d29 File upload and revamped documentation.
Guido van Rossum <guido@python.org>
parents: 3106
diff changeset
1061
6abc75ec6d29 File upload and revamped documentation.
Guido van Rossum <guido@python.org>
parents: 3106
diff changeset
1062 # Invoke mainline
6abc75ec6d29 File upload and revamped documentation.
Guido van Rossum <guido@python.org>
parents: 3106
diff changeset
1063 # ===============
2135
4f90b474beec new files
Guido van Rossum <guido@python.org>
parents:
diff changeset
1064
3432
6abc75ec6d29 File upload and revamped documentation.
Guido van Rossum <guido@python.org>
parents: 3106
diff changeset
1065 # Call test() when this file is run as a script (not imported as a module)
15867
f5a3d98a35bc Whitespace normalization.
Tim Peters <tim.peters@gmail.com>
parents: 15669
diff changeset
1066 if __name__ == '__main__':
3444
e76ca34d48f3 Reformatted with 4-space indentation. Added some quick docs to the
Guido van Rossum <guido@python.org>
parents: 3437
diff changeset
1067 test()