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/usr/share/perl5/CGI/examples

Name	Size	Mode	Actions
WORLD_WRITABLE/	-	0755	rm
caution.xbm	741	0644	edit dl rm
clickable_image.cgi	808	0644	edit dl rm
cookie.cgi	2263	0644	edit dl rm
crash.cgi	131	0644	edit dl rm
customize.cgi	2454	0644	edit dl rm
diff_upload.cgi	1595	0644	edit dl rm
file_upload.cgi	1998	0644	edit dl rm
frameset.cgi	2076	0644	edit dl rm
index.html	3487	0644	edit dl rm
internal_links.cgi	1019	0644	edit dl rm
javascript.cgi	3049	0644	edit dl rm
make_links.pl	196	0644	edit dl rm
monty.cgi	2086	0644	edit dl rm
multiple_forms.cgi	1599	0644	edit dl rm
nph-clock.cgi	359	0644	edit dl rm
nph-multipart.cgi	263	0644	edit dl rm
popup.cgi	1024	0644	edit dl rm
save_state.cgi	2311	0644	edit dl rm
tryit.cgi	780	0644	edit dl rm

Edit: /usr/share/perl5/CGI/examples/diff_upload.cgi (1595B)

#!/usr/local/bin/perl

$DIFF = "/usr/bin/diff";
$PERL = "/usr/bin/perl";

use CGI qw(:standard);
use CGI::Carp;

print header;
print start_html("File Diff Example");
print "<strong>Version </strong>$CGI::VERSION<p>";

print <<EOF;
<H1>File Diff Example</H1>
Enter two files.  When you press "submit" their diff will be
produced.
EOF
    ;

# Start a multipart form.
print start_multipart_form;
print "File #1:",filefield(-name=>'file1',-size=>45),"<BR>\n";
print "File #2:",filefield(-name=>'file2',-size=>45),"<BR>\n";
print "Diff type: ",radio_group(-name=>'type',
					-value=>['context','normal']),"<br>\n";
print reset,submit(-name=>'submit',-value=>'Do Diff');
print endform;

# Process the form if there is a file name entered
$file1 = param('file1');
$file2 = param('file2');

$|=1;				# for buffering
if ($file1 && $file2) {
    $realfile1 = tmpFileName($file1);
    $realfile2 = tmpFileName($file2);
    print "<HR>\n";
    print "<H2>$file1 vs $file2</H2>\n";

print "<PRE>\n";
    $options = "-c" if param('type') eq 'context';
    system "$DIFF $options $realfile1 $realfile2 | $PERL -pe 's/>/&gt;/g; s/</&lt;/g;'";
    close $file1;
    close $file2;
    print "</PRE>\n";
}

print <<EOF;
<HR>
<A HREF="../cgi_docs.html">CGI documentation</A>
<HR>
<ADDRESS>
<A HREF="/~lstein">Lincoln D. Stein</A>
</ADDRESS><BR>
Last modified 17 July 1996
EOF
    ;
print end_html;

sub sanitize {
    my $name = shift;
    my($safe) = $name=~/([a-zA-Z0-9._~#,]+)/;
    unless ($safe) {
	print "<strong>$name is not a valid Unix filename -- sorry</strong>";
	exit 0;
    }
    return $safe;
}

#!/usr/local/bin/perl $DIFF = "/usr/bin/diff"; $PERL = "/usr/bin/perl"; use CGI qw(:standard); use CGI::Carp; print header; print start_html("File Diff Example"); print "Version $CGI::VERSION

"; print <File Diff Example Enter two files. When you press "submit" their diff will be produced. EOF ; # Start a multipart form. print start_multipart_form; print "File #1:",filefield(-name=>'file1',-size=>45),"
\n"; print "File #2:",filefield(-name=>'file2',-size=>45),"
\n"; print "Diff type: ",radio_group(-name=>'type', -value=>['context','normal']),"
\n"; print reset,submit(-name=>'submit',-value=>'Do Diff'); print endform; # Process the form if there is a file name entered $file1 = param('file1'); $file2 = param('file2'); $|=1; # for buffering if ($file1 && $file2) { $realfile1 = tmpFileName($file1); $realfile2 = tmpFileName($file2); print "

\n"; print "

$file1 vs $file2

\n"; print "

\n";
    $options = "-c" if param('type') eq 'context';
    system "$DIFF $options $realfile1 $realfile2 | $PERL -pe 's/>/>/g; s/\n";
}

print <
CGI documentation


Lincoln D. Stein


Last modified 17 July 1996
EOF
    ;
print end_html;

sub sanitize {
    my $name = shift;
    my($safe) = $name=~/([a-zA-Z0-9._~#,]+)/;
    unless ($safe) {
	print "$name is not a valid Unix filename -- sorry";
	exit 0;
    }
    return $safe;
}