<?php
/*********************************************************************************
 * SugarCRM Community Edition is a customer relationship management program developed by
 * SugarCRM, Inc. Copyright (C) 2004-2012 SugarCRM Inc.
 * 
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Affero General Public License version 3 as published by the
 * Free Software Foundation with the addition of the following permission added
 * to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK
 * IN WHICH THE COPYRIGHT IS OWNED BY SUGARCRM, SUGARCRM DISCLAIMS THE WARRANTY
 * OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
 * 
 * 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.  See the GNU Affero General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU Affero General Public License along with
 * this program; if not, see http://www.gnu.org/licenses or write to the Free
 * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301 USA.
 * 
 * You can contact SugarCRM, Inc. headquarters at 10050 North Wolfe Road,
 * SW2-130, Cupertino, CA 95014, USA. or at email address contact@sugarcrm.com.
 * 
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU Affero General Public License version 3.
 * 
 * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
 * these Appropriate Legal Notices must retain the display of the "Powered by
 * SugarCRM" logo. If the display of the logo is not reasonably feasible for
 * technical reasons, the Appropriate Legal Notices must display the words
 * "Powered by SugarCRM".
 ********************************************************************************/


if(!class_exists('Tracker')){

require_once 'data/SugarBean.php';

class Tracker extends SugarBean
{
    var $module_dir = 'Trackers';
    var $table_name = 'tracker';
    var $object_name = 'Tracker';
    var $disable_var_defs = true;
    var $acltype = 'Tracker';
    var $acl_category = 'Trackers';
    var $disable_custom_fields = true;
    var $column_fields = Array(
        "id",
        "monitor_id",
        "user_id",
        "module_name",
        "item_id",
        "item_summary",
        "date_modified",
        "action",
        "session_id",
        "visible"
    );

    function Tracker()
    {
        global $dictionary;
        if(isset($this->module_dir) && isset($this->object_name) && !isset($GLOBALS['dictionary'][$this->object_name])){
            $path = 'modules/Trackers/vardefs.php';
            if(defined('TEMPLATE_URL'))$path = SugarTemplateUtilities::getFilePath($path);
            require_once($path);
        }
        parent::SugarBean();
    }

    /*
     * Return the most recently viewed items for this user.
     * The number of items to return is specified in sugar_config['history_max_viewed']
     * @param uid user_id
     * @param mixed module_name Optional - return only items from this module, a string of the module or array of modules
     * @return array list
     */
    function get_recently_viewed($user_id, $modules = '')
    {
        $path = 'modules/Trackers/BreadCrumbStack.php';
        if(defined('TEMPLATE_URL'))$path = SugarTemplateUtilities::getFilePath($path);
        require_once($path);
        if(empty($_SESSION['breadCrumbs'])) {
            $breadCrumb = new BreadCrumbStack($user_id, $modules);
            $_SESSION['breadCrumbs'] = $breadCrumb;
            $GLOBALS['log']->info(string_format($GLOBALS['app_strings']['LBL_BREADCRUMBSTACK_CREATED'], array($user_id)));
        } else {
			$breadCrumb = $_SESSION['breadCrumbs'];
	        $module_query = '';
	        if(!empty($modules)) {
	           $history_max_viewed = 10;
	           $module_query = is_array($modules) ? ' AND module_name IN (\'' . implode("','" , $modules) . '\')' :  ' AND module_name = \'' . $modules . '\'';
	        } else {
	           $history_max_viewed = (!empty($GLOBALS['sugar_config']['history_max_viewed']))? $GLOBALS['sugar_config']['history_max_viewed'] : 50;
	        }
	         
	        $query = 'SELECT item_id, item_summary, module_name, id FROM ' . $this->table_name . ' WHERE id = (SELECT MAX(id) as id FROM ' . $this->table_name . ' WHERE user_id = \'' . $user_id . '\' AND deleted = 0 AND visible = 1' . $module_query . ')';
	        $result = $this->db->limitQuery($query,0,$history_max_viewed,true,$query);
	        while(($row = $this->db->fetchByAssoc($result))) {
	               $breadCrumb->push($row);
	        }
        }     

        $list = $breadCrumb->getBreadCrumbList($modules);
        $GLOBALS['log']->info("Tracker: retrieving ".count($list)." items");
        return $list;
    }

    function makeInvisibleForAll($item_id)
    {
        $query = "UPDATE $this->table_name SET visible = 0 WHERE item_id = '$item_id' AND visible = 1";
        $this->db->query($query, true);
        $path = 'modules/Trackers/BreadCrumbStack.php';
        if(defined('TEMPLATE_URL'))$path = SugarTemplateUtilities::getFilePath($path);
        require_once($path);
        if(!empty($_SESSION['breadCrumbs'])){
            $breadCrumbs = $_SESSION['breadCrumbs'];
            $breadCrumbs->popItem($item_id);
        }
    }

    function logPage(){
        $time_on_last_page = 0;
        //no need to calculate it if it is a redirection page
        if(empty($GLOBALS['app']->headerDisplayed ))return;
        if(!empty($_SESSION['lpage']))$time_on_last_page = time() - $_SESSION['lpage'];
        $_SESSION['lpage']=time();
    }


    /**
     * bean_implements
     * Override method to support ACL roles
     */
    function bean_implements($interface){
        return false;
    }
}
}