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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle 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 3 of the License, or
// (at your option) any later version.
//
// Moodle 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 Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Course completion critieria aggregation
*
* @package core_completion
* @category completion
* @copyright 2009 Catalyst IT Ltd
* @author Aaron Barnes <aaronb@catalyst.net.nz>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
require_once($CFG->dirroot.'/completion/data_object.php');
/**
* Course completion critieria aggregation
*
* @package core_completion
* @category completion
* @copyright 2009 Catalyst IT Ltd
* @author Aaron Barnes <aaronb@catalyst.net.nz>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class completion_aggregation extends data_object {
/* @var string Database table name that stores completion aggregation information */
public $table = 'course_completion_aggr_methd';
/**
* Array of required table fields, must start with 'id'.
* Defaults to id, course, criteriatype, method, value
* @var array
*/
public $required_fields = array('id', 'course', 'criteriatype', 'method', 'value');
/* @var array Array of unique fields, used in where clauses */
public $unique_fields = array('course', 'criteriatype');
/* @var int Course id */
public $course;
/* @var int Criteria type this aggregation method applies to, or NULL for overall course aggregation */
public $criteriatype;
/* @var int Aggregation method (COMPLETION_AGGREGATION_* constant) */
public $method;
/* @var mixed Method value */
public $value;
/**
* Finds and returns a data_object instance based on params.
*
* @param array $params associative arrays varname=>value
* @return data_object instance of data_object or false if none found.
*/
public static function fetch($params) {
return self::fetch_helper('course_completion_aggr_methd', __CLASS__, $params);
}
/**
* Finds and returns all data_object instances based on params.
*
* @param array $params associative arrays varname=>value
* @return array array of data_object insatnces or false if none found.
*/
public static function fetch_all($params) {}
/**
* Set the aggregation method
*
* @param int $method One of COMPLETION_AGGREGATION_ALL or COMPLETION_AGGREGATION_ANY
*/
public function setMethod($method) {
$methods = array(
COMPLETION_AGGREGATION_ALL,
COMPLETION_AGGREGATION_ANY,
);
if (in_array($method, $methods)) {
$this->method = $method;
} else {
$this->method = COMPLETION_AGGREGATION_ALL;
}
}
/**
* Save aggregation method to database
*
* @access public
* @return boolean
*/
public function save() {
if ($this->id) {
return $this->update();
} else {
return $this->insert();
}
}
}
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