<?php
# MantisBT - A PHP based bugtracking system

# MantisBT 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.
#
# MantisBT 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.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with MantisBT.  If not, see <http://www.gnu.org/licenses/>.

/**
 * Copy Categories between projects
 *
 * @package MantisBT
 * @copyright Copyright 2000 - 2002  Kenzaburo Ito - kenito@300baud.org
 * @copyright Copyright 2002  MantisBT Team - mantisbt-dev@lists.sourceforge.net
 * @link http://www.mantisbt.org
 *
 * @uses core.php
 * @uses access_api.php
 * @uses authentication_api.php
 * @uses category_api.php
 * @uses config_api.php
 * @uses constant_inc.php
 * @uses form_api.php
 * @uses gpc_api.php
 * @uses print_api.php
 *
 * Unhandled exceptions will be caught by the default error handler
 * @noinspection PhpUnhandledExceptionInspection
 */

use Mantis\Exceptions\ClientException;

require_once( 'core.php' );
require_api( 'access_api.php' );
require_api( 'authentication_api.php' );
require_api( 'category_api.php' );
require_api( 'config_api.php' );
require_api( 'constant_inc.php' );
require_api( 'form_api.php' );
require_api( 'gpc_api.php' );
require_api( 'print_api.php' );

form_security_validate( 'manage_proj_cat_copy' );

auth_reauthenticate();

$f_project_id		= gpc_get_int( 'project_id' );
$f_other_project_id	= gpc_get_int( 'other_project_id' );
$f_copy_from		= gpc_get_bool( 'copy_from' );
$f_copy_to			= gpc_get_bool( 'copy_to' );
$f_exclude_inherited = gpc_get_bool( 'exclude_inherited' );

if( $f_copy_from ) {
	$t_src_project_id = $f_other_project_id;
	$t_dst_project_id = $f_project_id;
} else if( $f_copy_to ) {
	$t_src_project_id = $f_project_id;
	$t_dst_project_id = $f_other_project_id;
} else {
	throw new ClientException( "Copy action to/from is required", ERROR_NO_COPY_ACTION );
}

# The add command checks the destination. Preserve the previous requirement
# that the source project also requires project-management access.
$t_access_level = config_get( 'manage_project_threshold', null, null, $t_src_project_id );
access_ensure_project_level( $t_access_level, $t_src_project_id );

$t_rows = category_get_all_rows( $t_src_project_id, !$f_exclude_inherited );

foreach ( $t_rows as $t_row ) {
	$t_name = $t_row['name'];

	if( category_is_unique( $t_dst_project_id, $t_name ) ) {
		$t_data = [
			'query' => [ 'project_id' => $t_dst_project_id ],
			'payload' => [ 'name' => $t_name ],
		];
		$t_command = new CategoryAddCommand( $t_data );
		$t_command->execute();
	}
}

form_security_purge( 'manage_proj_cat_copy' );

if( $f_project_id == ALL_PROJECTS ) {
	$t_redirect_url = 'manage_proj_page.php';
} else {
	$t_redirect_url = 'manage_proj_edit_page.php?project_id=' . $f_project_id . '#categories';
}

print_header_redirect( $t_redirect_url );