#

# TWiki Enterprise Collaboration Platform, http://TWiki.org/

#

# Copyright (C) 2000-2006 TWiki Contributors.

#

# 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. For

# more details read LICENSE in the root of this distribution.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

#

# As per the GPL, removal of this notice is prohibited.

package TWiki::Configure::UIs::UPDATE;

use base 'TWiki::Configure::UI';

use strict;

use TWiki::Configure::UI;

use TWiki::Configure::TWikiCfg;

sub ui {

    my ($this, $root, $valuer, $updated) = @_;

    $this->{changed} = 0;

    $this->{updated} = $updated;

    $this->{output} = CGI::h2('Updating configuration');

    my $logfile;

    $this->{log} = '';

    $this->{user} = '';

    if (defined $TWiki::query) {

        $this->{user} = $TWiki::query->remote_user() || '';

    }

    TWiki::Configure::TWikiCfg::save($root, $valuer, $this);

    if( $this->{log} &&

          defined( $TWiki::cfg{ConfigurationLogName} ) &&

            open(F, '>>'.$TWiki::cfg{ConfigurationLogName} )) {

        print F $this->{log};

        close(F);

    }

    # Put in a link to the front page of the TWiki

    my $url = "$TWiki::cfg{DefaultUrlHost}$TWiki::cfg{ScriptUrlPath}/view$TWiki::cfg{ScriptSuffix}/";

    return $this->{output}.CGI::p().CGI::strong(

        'Setting ' . $this->{changed}.

          ' configuration item' . (($this->{changed} == 1) ? '' : 's').'.').

            CGI::p().

                CGI::a({ href => $url}, "Go to the TWiki front page")." or ";

}

# Listener for when a saved configuration item is changed.

sub logChange {

    my ($this, $keys, $value) = @_;

    if ($this->{updated}->{$keys}) {

        $this->{output} .= CGI::h3($keys).CGI::code($value);

        $this->{changed}++;

        $this->{log} .= '| '.gmtime().' | '.$this->{user}.' | '.$keys.' | '.

          $value," |\n";

    }

}

1;