<?php

// $Id$

require_once(DIR_INC.'modules/tangra_cms/_sys/tcms_admin_web_page_wed_ua.class.php');
require_once(DIR_INC.'modules/tangra_cms/classes/vpage/tcms_vpt_ci_dbc.class.php');
require_once(DIR_INC.'modules/tangra_cms/classes/vpage/tcms_vpage_ci_dbc.class.php');
require_once(DIR_INC.'modules/tangra_cms/classes/vpage/tcms_vpage_dbc.class.php');
require_once(DIR_INC.'modules/tangra_cms/classes/vpage/tcms_vpt_ci_deleter.class.php');



class VPT_CI_Del_WP extends TCMS_Admin_Web_Page_WED_UA {
	public function create_view($name = 'default') {
		$ret = new TCMS_Admin_Page_View($this, $name, 'modules/tangra_cms/pages/_vpage/');

		return $ret;
	}


	protected function init_transit_vars() {
		$this->add_transit_var('template');
	}


	public function init() {
		parent::init();

		$v = $this->create_view();
		$this->add_view($v);

		$v2 = $this->create_view('not_exist');
		$this->add_view($v2);

		$this->wed->add_wed_event_action_pair(new Web_Event_Simple_Int('delete', Tangra_Parameter_Method::GET, 'delete'), 'delete_event');
		$this->wed->add_wed_event_action_pair(new Web_Event_Simple_Int('delete_confirmed', Tangra_Parameter_Method::GET, 'del_confirmed'), 'delete_confirmed');
	}


	protected function delete_event($ci_id) {
		$dbc = $this->get_dbc();

		$template_id = $this->get_transit_var('template');
		$this->export('template_id', $template_id);

		$ci = new TCMS_VPT_CI_DBC();
		if ($ci->load_by_id($dbc, $ci_id)) {
			$this->export('ci', $ci);

			$cis_count = TCMS_VPage_CI_DBC::count_cis_for_vpt_ci($dbc, $ci_id);
			$this->export('cis_count', $cis_count);

			$view = $this->get_view('default');
		} else {
			$view = $this->get_view('not_exist');
		}

		return $view;
	}


	protected function delete_confirmed($ci_id) {
		$dbc = $this->get_dbc();
		try {
			$dbc->start_trans();
			$current_user = $this->get_user();
			TCMS_VPage_DBC::update_last_modified_for_ci($dbc, $current_user->get_id(), $ci_id);

			TCMS_VPT_ci_Item_Deleter::delete($dbc, $ci_id, $this->_config->get_hidden_dir().'inc/', $this->get_user()->get_id());
			$dbc->complete_trans();
		} catch (Exception $e) {
			$dbc->fail_trans();
			$dbc->complete_trans();
			throw $e;
		}

		$redir = $this->create_redirect_view('admin/modules/tangra_cms/vpage/vpage_template_manage.php', array('manage' =>$this->get_transit_var('template')));

		return $redir;
	}


	protected function default_event() {
		throw new Tangra_Module_Exception('Expecting "delete" parameter.');
	}
}