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//proc/self/root/usr/share/doc/perl-DBD-Sybase-1.08/eg/Show.cgi

#!/usr/local/bin/perl

# $Id: Show.cgi,v 1.4 2001/06/04 14:06:39 mpeppler Exp $
#
# Show a Sybase stored proc etc, in HTML.
# Usage: http://host/cgi-bin/Show.cgi?server=SERVERNAME&database=DATABASE
#        where SERVERNAME is the server you wish to connect to (eg SYBASE)
#        and DATABASE is the database in which you wish to view the objects.

use strict;
use DBI;

use CGI;

my $query = new CGI;

print $query->header;
print $query->start_html(-title => "Show a Sybase Object");

my $server   = $query->param('server');
my $database = $query->param('database');

my $state = $query->param('__state__') || 0;

if(!$database) {
    error("Please supply the <b>database</b> parameter.<p>");
}

my $dbh = DBI->connect("dbi:Sybase:$server", 'sa', '');
($dbh->do("use $database") != -2) || error("The database <b>$database</b> deosn't exist");

SWITCH_STATE: while(1) {
    ($state == 0) && do {
	my($values, $labels) = getObjects();
	print "<h1>Show a Sybase objects definition:</h1>\n";
	print "<p><p>Please select an object:<p>\n";
	print $query->start_form;
	print $query->scrolling_list(-name=>'object',
				     '-values'=>$values,
				     -labels=>$labels,
				     -size=>10);
	
	$query->param(-name=>'__state__', '-values'=>1);
	print $query->hidden(-name=>'__state__');
	print $query->hidden(-name=>'database');
	print $query->hidden(-name=>'server');

print $query->submit;
	print $query->end_form;

last SWITCH_STATE;
    };

($state == 1) && do {
	print "<h1>Show a Sybase object's definition:</h1>\n";

my $objId = $query->param('object');
	my $html = getText($objId);
	print $html;

last SWITCH_STATE;
    };
}

print $query->end_html;

$dbh->disconnect;

exit(0);

sub getObjects {
    my $sth = $dbh->prepare("
select	distinct 'obj' = o.name, 'user' = u.name, o.id, o.type
from	dbo.sysobjects o, dbo.sysusers u, dbo.sysprocedures p
where	u.uid = o.uid and o.id = p.id and p.status & 4096 != 4096
order by o.name
");

$sth->execute;
    my $dat;
    my @values;
    my %labels;
    my $value;
    while($dat = $sth->fetchrow_hashref) {
	$value = "$dat->{id} - $dat->{type}";
	push(@values, $value);
	$labels{$value} = "$dat->{user}.$dat->{obj}";
    }
    $sth->finish;

(\@values, \%labels);
}

sub getText {
    my $objId = shift;

$objId =~ s/[\D\-\s]+$//;
    my $sth = $dbh->prepare("select text from dbo.syscomments where id = $objId");
    $sth->execute;
	
    my $html = '';
    my $text;
    while(($text) = $sth->fetchrow) {
	$html .= $text;
    }
    $sth->finish;
    TsqlToHtml($html);
}

sub TsqlToHtml {
    my $html = shift;
    $html =~ s/\n/<br>\n/g;

$html =~ s/\t/\&nbsp;\&nbsp;\&nbsp;\&nbsp;/g;
    $html =~ s/ /\&nbsp;/sg;

$html;
}

sub error {
    print "<h1>Error!</h1>\n";
    print @_;
    print $query->end_html;
    exit(0);
}