/usr/share/perl5/Apache/ASP/Request.pm is in libapache-asp-perl 2.62-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 | package Apache::ASP::Request;
use Apache::ASP::Collection;
use strict;
sub new {
my $asp = shift;
my $r = $asp->{r};
my $self = bless
{
asp => $asp,
# content => undef,
# Cookies => undef,
# FileUpload => undef,
# Form => undef,
# QueryString => undef,
# ServerVariables => undef,
Method => $r->method || 'GET',
TotalBytes => 0,
};
# calculate whether to read POST data here
my $request_binary_read = &config($asp, 'RequestBinaryRead', undef, 1);
$asp->{request_binary_read} = $request_binary_read;
# set up the environment, including authentication info
my $env = { %{$r->subprocess_env}, %ENV };
if(&config($asp, 'AuthServerVariables')) {
if(defined $r->get_basic_auth_pw) {
my $c = $r->connection;
#X: this needs to be extended to support Digest authentication
$env->{AUTH_TYPE} = $c->auth_type;
$env->{AUTH_USER} = $c->user;
$env->{AUTH_NAME} = $r->auth_name;
$env->{REMOTE_USER} = $c->user;
$env->{AUTH_PASSWD} = $r->get_basic_auth_pw;
}
}
$self->{'ServerVariables'} = bless $env, 'Apache::ASP::Collection';
# assign no matter what so Form is always defined
my $form = {};
my %upload;
my $headers_in = $self->{asp}{headers_in};
if($self->{Method} eq 'POST' and $request_binary_read) {
$self->{TotalBytes} = defined($ENV{CONTENT_LENGTH}) ? $ENV{CONTENT_LENGTH} : $headers_in->get('Content-Length');
if($headers_in->get('Content-Type') =~ m|^multipart/form-data|) {
# do the logic here so that the normal form POST processing will not
# occur either
$asp->{file_upload_process} = &config($asp, 'FileUploadProcess', undef, 1);
if($asp->{file_upload_process}) {
if($asp->{file_upload_temp} = &config($asp, 'FileUploadTemp')) {
eval "use CGI;";
} else {
# default leaves no temp files for prying eyes
eval "use CGI qw(-private_tempfiles);";
}
if($@) {
$self->{asp}->Error("can't use file upload without CGI.pm: $@");
goto ASP_REQUEST_POST_READ_DONE;
}
# new behavior for file uploads when FileUploadMax is exceeded,
# before it used to error abruptly, now it will simply skip the file
# upload data
local $CGI::DISABLE_UPLOADS = $CGI::DISABLE_UPLOADS;
if($asp->{file_upload_max} = &config($asp, 'FileUploadMax')) {
if($self->{TotalBytes} > $asp->{file_upload_max} ) {
$CGI::DISABLE_UPLOADS = 1;
}
}
$asp->{dbg} && $asp->Debug("using CGI.pm version ".
(eval { CGI->VERSION } || $CGI::VERSION).
" for file upload support"
);
my %form;
my $q = $self->{cgi} = new CGI;
$asp->Debug($q->param);
for(my @names = $q->param) {
my @params = $q->param($_);
$form{$_} = @params > 1 ? [ @params ] : $params[0];
if(ref($form{$_}) eq 'Fh') {
my $fh = $form{$_};
binmode $fh if $asp->{win32};
$upload{$_} = $q->uploadInfo($fh);
if($asp->{file_upload_temp}) {
$upload{$_}{TempFile} = $q->tmpFileName($fh);
$upload{$_}{TempFile} =~ s|^/+|/|;
}
$upload{$_}{BrowserFile} = "$fh";
$upload{$_}{FileHandle} = $fh;
$upload{$_}{ContentType} = $upload{$_}{'Content-Type'};
# tie the file upload reference to a collection... %upload
# may be many file uploads note.
$upload{$_} = bless $upload{$_}, 'Apache::ASP::Collection';
$asp->{dbg} && $asp->Debug("file upload field processed for \$Request->{FileUpload}{$_}", $upload{$_});
}
}
$form = \%form;
} else {
$self->{asp}->Debug("FileUploadProcess is disabled, file upload data in \$Request->BinaryRead");
}
} else {
# Only tie to STDIN if we have cached contents
# don't untie *STDIN until DESTROY, so filtered handlers
# have an opportunity to use any cached contents that may exist
if(my $len = $self->{TotalBytes}) {
$self->{content} = $self->BinaryRead($len) || '';
tie(*STDIN, 'Apache::ASP::Request', $self);
#AJAX POSTs are ``application/x-www-form-urlencoded; charset=UTF-8'' in Firefox3+
#by Richard Walsh Nov 25, 2008 (found in nabble)
if($headers_in->get('Content-Type') =~ m|^application/x-www-form-urlencoded|) {
$form = &ParseParams($self, \$self->{content});
} else {
$form = {};
}
}
}
}
ASP_REQUEST_POST_READ_DONE:
$self->{'Form'} = bless $form, 'Apache::ASP::Collection';
$self->{'FileUpload'} = bless \%upload, 'Apache::ASP::Collection';
my $query = $r->args();
my $parsed_query = $query ? &ParseParams($self, \$query) : {};
$self->{'QueryString'} = bless $parsed_query, 'Apache::ASP::Collection';
if(&config($asp, 'RequestParams')) {
$self->{'Params'} = bless { %$parsed_query, %$form }, 'Apache::ASP::Collection';
}
# do cookies now
my %cookies;
if(my $cookie = $headers_in->get('Cookie')) {
my @parts = split(/;\s*/, ($cookie || ''));
for(@parts) {
my($name, $value) = split(/\=/, $_, 2);
$name = &Unescape($self, $name);
next if ($name eq $Apache::ASP::SessionCookieName);
next if $cookies{$name}; # skip dup's
$cookies{$name} = ($value =~ /\=/) ?
&ParseParams($self, $value) : &Unescape($self, $value);
}
}
$self->{Cookies} = bless \%cookies, 'Apache::ASP::Collection';
$self;
}
sub DESTROY {
my $self = shift;
if($self->{cgi}) {
# make sure CGI file handles are freed
$self->{cgi}->DESTROY();
$self->{cgi} = undef;
}
for(keys %{$self->{FileUpload}}) {
my $upload = $self->{FileUpload}{$_};
$self->{Form}{$_} = undef;
if($upload->{FileHandle}) {
close $upload->{FileHandle};
# $self->{asp}->Debug("closing fh $upload->{FileHandle}");
}
$self->{FileUpload}{$_} = undef;
}
%$self = ();
}
# just returns itself
sub TIEHANDLE { $_[1] };
# just spill the cache into the scalar, so multiple reads are
# fine... whoever is reading from the cached contents must
# be reading the whole thing just once for this to work,
# which is fine for CGI.pm
sub READ {
my $self = $_[0];
$_[1] ||= '';
$_[1] .= $self->{content};
$self->{ServerVariables}{CONTENT_LENGTH};
}
sub BINMODE { };
# COLLECTIONS, normal, Cookies are special, with the dictionary lookup
# directly aliased as this should be faster than autoloading
sub Form { shift->{Form}->Item(@_) }
sub FileUpload { shift->{FileUpload}->Item(@_) }
sub QueryString { shift->{QueryString}->Item(@_) }
sub ServerVariables { shift->{ServerVariables}->Item(@_) }
sub Params {
my $self = shift;
$self->{Params}
|| die("\$Request->Params object does not exist, enable with 'PerlSetVar RequestParams 1'");
$self->{Params}->Item(@_);
}
sub BinaryRead {
my($self, $length) = @_;
my $data;
return undef unless $self->{TotalBytes};
if(ref(tied(*STDIN)) && tied(*STDIN)->isa('Apache::ASP::Request')) {
if($self->{TotalBytes}) {
if(defined $length) {
return substr($self->{content}, 0, $length);
} else {
return $self->{content}
}
} else {
return undef;
}
} else {
defined($length) || ( $length = $self->{TotalBytes} );
my $asp = $self->{asp};
my $r = $asp->{r};
if(! $ENV{MOD_PERL}) {
my $rv = sysread(*STDIN, $data, $length, 0);
$asp->{dbg} && $asp->Debug("read $rv bytes from STDIN for CGI mode, tried $length bytes");
} else {
$r->read($data, $length);
$asp->{dbg} && $asp->Debug("read ".length($data)." bytes, tried $length bytes");
}
return $data;
}
}
sub Cookies {
my($self, $name, $key) = @_;
if(! $name) {
$self->{Cookies};
} elsif($key) {
$self->{Cookies}{$name}{$key};
} else {
# when we just have the name, are we expecting a dictionary or not
my $cookie = $self->{Cookies}{$name};
if(ref $cookie && wantarray) {
return %$cookie;
} else {
# CollectionItem support here one day, to not return
# an undef object, CollectionItem needs tied hash support
return $cookie;
}
}
}
sub ParseParams {
my($self, $string) = @_;
($string = $$string) if ref($string); ## faster if we pass a ref for a big string
my %params;
defined($string) || return(\%params);
my @params = split /[\&\;]/, $string, -1;
# we have to iterate through the params here to collect multiple values for
# the same param, say from a multiple select statement
for my $pair (@params) {
my($key, $value) = map {
# inline for greater efficiency
# &Unescape($self, $_)
my $todecode = $_;
$todecode =~ tr/+/ /; # pluses become spaces
$todecode =~ s/%([0-9a-fA-F]{2})/chr(hex($1))/ge;
$todecode;
} split (/\=/, $pair, 2);
if(defined $params{$key}) {
my $collect = $params{$key};
if(ref $collect) {
# we have already collected more than one param for that key
push(@{$collect}, $value);
} else {
# this is the second value for a key we've seen, start array
$params{$key} = [$collect, $value];
}
} else {
# normal use, one to one key value pairs, just set
$params{$key} = $value;
}
}
\%params;
}
# unescape URL-encoded data
sub Unescape {
my $todecode = $_[1];
$todecode =~ tr/+/ /; # pluses become spaces
$todecode =~ s/%([0-9a-fA-F]{2})/chr(hex($1))/ge;
$todecode;
}
*config = *Apache::ASP::config;
1;
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