weekly release 2.3dev
[moodle.git] / lib / completion / completion_aggregation.php
CommitLineData
2be4d090 1<?php
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2// This file is part of Moodle - http://moodle.org/
3//
4// Moodle is free software: you can redistribute it and/or modify
5// it under the terms of the GNU General Public License as published by
6// the Free Software Foundation, either version 3 of the License, or
7// (at your option) any later version.
8//
9// Moodle is distributed in the hope that it will be useful,
10// but WITHOUT ANY WARRANTY; without even the implied warranty of
11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12// GNU General Public License for more details.
13//
14// You should have received a copy of the GNU General Public License
15// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
16
17
18/**
19 * Course completion critieria aggregation
20 *
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21 * @package core_completion
22 * @category completion
2be4d090 23 * @copyright 2009 Catalyst IT Ltd
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24 * @author Aaron Barnes <aaronb@catalyst.net.nz>
25 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
2be4d090 26 */
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27
28defined('MOODLE_INTERNAL') || die();
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29require_once($CFG->libdir.'/completion/data_object.php');
30
31/**
32 * Course completion critieria aggregation
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33 *
34 * @package core_completion
35 * @category completion
36 * @copyright 2009 Catalyst IT Ltd
37 * @author Aaron Barnes <aaronb@catalyst.net.nz>
38 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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39 */
40class completion_aggregation extends data_object {
41
95dd54ee 42 /* @var string Database table name that stores completion aggregation information */
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43 public $table = 'course_completion_aggr_methd';
44
45 /**
46 * Array of required table fields, must start with 'id'.
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47 * Defaults to id, course, criteriatype, method, value
48 * @var array
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49 */
50 public $required_fields = array('id', 'course', 'criteriatype', 'method', 'value');
51
95dd54ee 52 /* @var int Course id */
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53 public $course;
54
95dd54ee 55 /* @var int Criteria type this aggregation method applies to, or NULL for overall course aggregation */
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56 public $criteriatype;
57
95dd54ee 58 /* @var int Aggregation method (COMPLETION_AGGREGATION_* constant)*/
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59 public $method;
60
95dd54ee 61 /* @var mixed Method value */
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62 public $value;
63
64
65 /**
66 * Finds and returns a data_object instance based on params.
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67 *
68 * @param array $params associative arrays varname=>value
836375ec 69 * @return data_object instance of data_object or false if none found.
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70 */
71 public static function fetch($params) {
72 return self::fetch_helper('course_completion_aggr_methd', __CLASS__, $params);
73 }
74
75
76 /**
77 * Finds and returns all data_object instances based on params.
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78 *
79 * @param array $params associative arrays varname=>value
80 * @return array array of data_object insatnces or false if none found.
81 */
82 public static function fetch_all($params) {}
83
84 /**
85 * Set the aggregation method
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86 *
87 * @param int $method One of COMPLETION_AGGREGATION_ALL or COMPLETION_AGGREGATION_ANY
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88 */
89 public function setMethod($method) {
90 $methods = array(
91 COMPLETION_AGGREGATION_ALL,
92 COMPLETION_AGGREGATION_ANY,
93 );
94
95 if (in_array($method, $methods)) {
96 $this->method = $method;
97 } else {
98 $this->method = COMPLETION_AGGREGATION_ALL;
99 }
100 }
95dd54ee 101}