<?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/>.

	/**
	 * Update bugnote data then redirect to the appropriate viewing page
	 *
	 * @package MantisBT
	 * @copyright Copyright (C) 2000 - 2002  Kenzaburo Ito - kenito@300baud.org
	 * @copyright Copyright (C) 2002 - 2013  MantisBT Team - mantisbt-dev@lists.sourceforge.net
	 * @link http://www.mantisbt.org
	 */
	 /**
	  * MantisBT Core API's
	  */
	require_once( 'core.php' );

	require_once( 'bug_api.php' );
	require_once( 'bugnote_api.php' );
	require_once( 'current_user_api.php' );

	form_security_validate( 'bugnote_update' );

	$f_bugnote_id	 = gpc_get_int( 'bugnote_id' );
	$f_bugnote_text	 = gpc_get_string( 'bugnote_text', '' );
	$f_time_tracking = gpc_get_string( 'time_tracking', '0:00' );

	# Check if the current user is allowed to edit the bugnote
	$t_user_id = auth_get_current_user_id();
	$t_reporter_id = bugnote_get_field( $f_bugnote_id, 'reporter_id' );

	if ( ( $t_user_id != $t_reporter_id ) || ( OFF == config_get( 'bugnote_allow_user_edit_delete' ) )) {
		access_ensure_bugnote_level( config_get( 'update_bugnote_threshold' ), $f_bugnote_id );
	}

	# Check if the bug is readonly
	$t_bug_id = bugnote_get_field( $f_bugnote_id, 'bug_id' );
	if ( bug_is_readonly( $t_bug_id ) ) {
		error_parameters( $t_bug_id );
		trigger_error( ERROR_BUG_READ_ONLY_ACTION_DENIED, ERROR );
	}

	$f_bugnote_text = trim( $f_bugnote_text ) . "\n\n";

	bugnote_set_text( $f_bugnote_id, $f_bugnote_text );
	bugnote_set_time_tracking( $f_bugnote_id, $f_time_tracking );

	# Plugin integration
	event_signal( 'EVENT_BUGNOTE_EDIT', array( $t_bug_id, $f_bugnote_id ) );

	form_security_purge( 'bugnote_update' );

	print_successful_redirect( string_get_bug_view_url( $t_bug_id ) . '#bugnotes' );
