#!/usr/bin/perl

use ZConf::DBI;
use strict;
use warnings;
use Getopt::Std;
use Term::ReadKey;

$Getopt::Std::STANDARD_HELP_VERSION = 1;

#version function
sub main::VERSION_MESSAGE {
        print "zcdbi-set 0.0.0\n";
}

#print help
sub main::HELP_MESSAGE {
        print "\n".
		      "-s <set>\n".
			  "-n <data source name>\n".
			  "-d <data source>\n",
			  "-u <user>\n".
			  "-p <pass>\n".
			  "-P  Ask the password.\n".
			  "-a <attribute>\n".
			  "-A <attribute value>\n";
}

#gets the options
my %opts=();
getopts('as:n:d:u:p:', \%opts);

#asks the password if asked for
if ($opts{P}) {
	#ask for the password
	ReadMode(4);
	print 'password:';
	my $pass1=<STDIN>;
	print "\npassword:";
	my $pass2=<STDIN>;
	print "\n";
	ReadMode(0);

	#makes sure it is the same
	if ($pass1 ne $pass2) {
        warn('zcdbi-set:254: The passwords are not the same');
		exit 254;
	}
	chomp($pass1);
	$opts{p}=$pass1;
}

#initilize it
my $zcdbi=ZConf::DBI->new;

#read the specified set if requested
if (defined($opts{s})) {
	$zcdbi->readset($opts{s});
	if ($zcdbi->error) {
		warn('zcdbi-set:'.$zcdbi->error.': '.$zcdbi->errorString);
		exit $zcdbi->error;
	}
}

#handles changing the data source
if (defined($opts{d})) {
	$zcdbi->setDS($opts{n}, $opts{n});
	if ($zcdbi->error) {
		warn('zcdbi-set:'.$zcdbi->error.': '.$zcdbi->errorString);
		exit $zcdbi->error;
	}
}

#handles changing the user
if (defined($opts{u})) {
	$zcdbi->setDSuser($opts{n}, $opts{u});
	if ($zcdbi->error) {
		warn('zcdbi-set:'.$zcdbi->error.': '.$zcdbi->errorString);
		exit $zcdbi->error;
	}
}

#handles changing the user
if (defined($opts{p})) {
	$zcdbi->setDSattr($opts{n}, $opts{p});
	if ($zcdbi->error) {
		warn('zcdbi-set:'.$zcdbi->error.': '.$zcdbi->errorString);
		exit $zcdbi->error;
	}
}

#handles changing the attribute
if (defined($opts{a})) {
	$zcdbi->setDSpass($opts{n}, $opts{a}, $opts{A});
	if ($zcdbi->error) {
		warn('zcdbi-set:'.$zcdbi->error.': '.$zcdbi->errorString);
		exit $zcdbi->error;
	}
}

exit 0;

=head1 NAME

zcdbi-set - Modify a existing data source.

=head1 SYNOPSIS

zcdbi-set [B<-s> <set>] B<-n> <data source name> [B<-d> <data source>] [B<-u> <user>] [B<-p> <pass>] [B<-P>] [B<-a> <attribute name>] [B<-A> <attribute value>]

=head1 SWTICHES

=head2 -a <attribute name>

The attribute name to modify.

If "-A" is not specified, it is removed.

=head2 -A <attribute value>

The attribute value.

=head2 -d <data source>

The DBI data source string.

=head2 -n <data source name>

The name of the data source to add.

=head2 -p <password>

Specifiy the password via a switch.

=head2 -P

Specifiy the password via standard input. It will be asked for twice.

=head2 -s <set>

The set to load.

=head2 -u <user>

The user name to use with the data source.

=head1 EXIT CODES

Any non-zero exit codes, not listed below, are the error codes returned by ZConf.

=head2 254

The -a switch was used and the passwords did not match.

=head1 AUTHOR

Copyright (c) 2010, Zame C. Bowers <vvelox@vvelox.net>

All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:

    * Redistributions of source code must retain the above copyright notice,
     this list of conditions and the following disclaimer.
    * Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in the
     documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS` OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

=head1 Changelog

=head2 2010-03-12/15:00

Initial release.

=cut