| 1441 |
ariadna |
1 |
<?php
|
|
|
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 |
declare(strict_types=1);
|
|
|
18 |
|
|
|
19 |
namespace core_reportbuilder\local\helpers;
|
|
|
20 |
|
|
|
21 |
/**
|
|
|
22 |
* Trait for classes that expect to store SQL table joins
|
|
|
23 |
*
|
|
|
24 |
* @package core_reportbuilder
|
|
|
25 |
* @copyright 2024 Paul Holden <paulh@moodle.com>
|
|
|
26 |
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
|
|
|
27 |
*/
|
|
|
28 |
trait join_trait {
|
|
|
29 |
|
|
|
30 |
/** @var string[] SQL table joins */
|
|
|
31 |
private array $joins = [];
|
|
|
32 |
|
|
|
33 |
/**
|
|
|
34 |
* Add single SQL table join
|
|
|
35 |
*
|
|
|
36 |
* @param string $join
|
|
|
37 |
* @return static
|
|
|
38 |
*/
|
|
|
39 |
final public function add_join(string $join): static {
|
|
|
40 |
$this->joins[trim($join)] = trim($join);
|
|
|
41 |
return $this;
|
|
|
42 |
}
|
|
|
43 |
|
|
|
44 |
/**
|
|
|
45 |
* Add multiple SQL table joins
|
|
|
46 |
*
|
|
|
47 |
* @param string[] $joins
|
|
|
48 |
* @return static
|
|
|
49 |
*/
|
|
|
50 |
final public function add_joins(array $joins): static {
|
|
|
51 |
foreach ($joins as $join) {
|
|
|
52 |
$this->add_join($join);
|
|
|
53 |
}
|
|
|
54 |
return $this;
|
|
|
55 |
}
|
|
|
56 |
|
|
|
57 |
/**
|
|
|
58 |
* Return SQL table joins
|
|
|
59 |
*
|
|
|
60 |
* @return string[]
|
|
|
61 |
*/
|
|
|
62 |
final public function get_joins(): array {
|
|
|
63 |
return array_values($this->joins);
|
|
|
64 |
}
|
|
|
65 |
}
|