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Flush content length after reading POST parms

    1: # The LearningOnline Network
    2: # Cookie Based Access Handler for Construction Area
    3: # (lonacc: 5/21/99,5/22,5/29,5/31 Gerd Kortemeyer)
    4: # 6/15,16/11,22/11,
    5: # 01/06,01/11,6/1 Gerd Kortemeyer
    6: 
    7: package Apache::loncacc;
    8: 
    9: use strict;
   10: use Apache::Constants qw(:common :http :methods);
   11: use Apache::File;
   12: use CGI::Cookie();
   13: 
   14: sub handler {
   15:     my $r = shift;
   16:     my $requrl=$r->uri;
   17:     my %cookies=CGI::Cookie->parse($r->header_in('Cookie'));
   18:     my $lonid=$cookies{'lonID'};
   19:     my $cookie;
   20:     if ($lonid) {
   21: 	my $handle=$lonid->value;
   22:         $handle=~s/\W//g;
   23:         my $lonidsdir=$r->dir_config('lonIDsDir');
   24:         if ((-e "$lonidsdir/$handle.id") && ($handle ne '')) {
   25:             my $ownername=$requrl;
   26:             $ownername=~s/\/\~(\w+).*/\1/;
   27:             my $ownerdomain=$r->dir_config('lonDefDomain');
   28:             my @handleparts=split(/\_/,$handle);
   29:             my $username=$handleparts[0];
   30:             my $domain=$handleparts[2];
   31:             if (($username ne $ownername) || ($domain ne $ownerdomain)) {
   32:                 $r->log_reason
   33:                    ("$username at $domain not authorized", $r->filename); 
   34: 	        return HTTP_NOT_ACCEPTABLE;
   35:             }
   36:             my @profile;
   37: 	    {
   38:              my $idf=Apache::File->new("$lonidsdir/$handle.id");
   39:              @profile=<$idf>;
   40: 	    }
   41:             my $envi;
   42:             for ($envi=0;$envi<=$#profile;$envi++) {
   43: 		chomp($profile[$envi]);
   44: 		my ($envname,$envvalue)=split(/=/,$profile[$envi]);
   45:                 $r->subprocess_env("$envname" => "$envvalue");
   46:             }
   47:             $r->subprocess_env("user.environment" => "$lonidsdir/$handle.id",
   48:                                "request.state"    => "construct",
   49:                                "request.filename" => $r->filename);
   50:             my $buffer;
   51: 
   52:             $r->read($buffer,$r->header_in('Content-length'));
   53:             my @pairs=split(/&/,$buffer);
   54:             my $pair; my $name; my $value;
   55:             foreach $pair (@pairs) {
   56:                ($name,$value) = split(/=/,$pair);
   57:                $value =~ tr/+/ /;
   58:                $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
   59:                $r->subprocess_env("form.$name" => $value);
   60:             } 
   61: 
   62:             $r->method_number(M_GET);
   63: 	    $r->method('GET');
   64:             $r->headers_in->unset('Content-length');
   65: 
   66:             return OK; 
   67:         } else { 
   68:             $r->log_reason("Cookie $handle not valid", $r->filename) 
   69:         };
   70:     }
   71: 
   72: # ----------------------------------------------- Store where they wanted to go
   73: 
   74:     $ENV{'request.firsturl'}=$requrl;
   75:     return FORBIDDEN;
   76: }
   77: 
   78: 1;
   79: __END__
   80: 
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