Name

cgi — expand to value of the CGI variable specified in body

ATTRIBUTES

Attribute Pos. Req. Default Description

DESCRIPTION

The filter expands to the value of a CGI variable. Name of the variable is specified in filter body.

BEHAVIOR

This tag does not appear to be affected by, or affect, the rest of Interchange.

EXAMPLES

Example: Filter example

[cgi name=online_cgi_test set="TEST VALUE" hide=1]

My test value is [filter cgi]online_cgi_test[/filter]

          

NOTES

In Interchange version 4.6.0, this symbol changed type from Filter to System Tag.

AVAILABILITY

cgi is available in Interchange versions:

4.6.0, 4.6.0, 4.8.0, 5.0.0, 5.2.0, 5.4.0, 5.6.0, 5.7.0 (git-head)

SOURCE

Interchange 5.7.0:

Source: code/SystemTag/cgi.coretag
Lines: 37


# Copyright 2002-2007 Interchange Development Group and others
# 
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.  See the LICENSE file for details.
# 
# $Id: cgi.coretag,v 1.6 2007-03-30 23:40:49 pajamian Exp $

UserTag cgi                 Order        name
UserTag cgi                 addAttr
UserTag cgi                 PosNumber    1
UserTag cgi                 Version      $Revision: 1.6 $
UserTag cgi                 Routine      <<EOR
sub {
my($var, $opt) = @_;
my($value);

local($^W) = 0;
$CGI::values{$var} = $opt->{set} if defined $opt->{set};
$value = defined $CGI::values{$var} ? ($CGI::values{$var}) : '';
if ($value) {
  # Eliminate any Interchange tags
  $value =~ s~<([A-Za-z]*[^>]*\s+[Mm][Vv]\s*=\s*)~&lt;$1~g;
  $value =~ s/\[/&#91;/g;
}
if($opt->{filter}) {
  $value = filter_value($opt->{filter}, $value, $var);
  $CGI::values{$var} = $value unless $opt->{keep};
}

return '' if $opt->{hide};

$value =~ s/</&lt;/g unless $opt->{enable_html};
return $value;
}
EOR

AUTHORS

Interchange Development Group

SEE ALSO

DocBook! Interchange!