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4 |
1 | <?php |
2 | |
3 | /** |
4 | * ILS aware delegator factory |
5 | * |
6 | * Copyright (C) Villanova University 2018. |
7 | * |
8 | * PHP version 8 |
9 | * |
10 | * This program is free software; you can redistribute it and/or modify |
11 | * it under the terms of the GNU General Public License version 2, |
12 | * as published by the Free Software Foundation. |
13 | * |
14 | * This program is distributed in the hope that it will be useful, |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
17 | * GNU General Public License for more details. |
18 | * |
19 | * You should have received a copy of the GNU General Public License |
20 | * along with this program; if not, write to the Free Software |
21 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
22 | * |
23 | * @category VuFind |
24 | * @package RecordDrivers |
25 | * @author Demian Katz <demian.katz@villanova.edu> |
26 | * @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License |
27 | * @link https://vufind.org/wiki/development:plugins:session_handlers Wiki |
28 | */ |
29 | |
30 | namespace VuFind\RecordDriver; |
31 | |
32 | use Laminas\ServiceManager\Factory\DelegatorFactoryInterface; |
33 | use Psr\Container\ContainerInterface; |
34 | |
35 | use function call_user_func; |
36 | use function is_array; |
37 | |
38 | /** |
39 | * ILS aware delegator factory |
40 | * |
41 | * @category VuFind |
42 | * @package RecordDrivers |
43 | * @author Demian Katz <demian.katz@villanova.edu> |
44 | * @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License |
45 | * @link https://vufind.org/wiki/development:plugins:session_handlers Wiki |
46 | */ |
47 | class IlsAwareDelegatorFactory implements DelegatorFactoryInterface |
48 | { |
49 | /** |
50 | * Invokes this factory. |
51 | * |
52 | * @param ContainerInterface $container Service container |
53 | * @param string $name Service name |
54 | * @param callable $callback Service callback |
55 | * @param array|null $options Service options |
56 | * |
57 | * @return AbstractBase |
58 | * |
59 | * @SuppressWarnings(PHPMD.UnusedFormalParameter) |
60 | */ |
61 | public function __invoke( |
62 | ContainerInterface $container, |
63 | $name, |
64 | callable $callback, |
65 | array $options = null |
66 | ) { |
67 | $driver = call_user_func($callback); |
68 | |
69 | // Attach the ILS if at least one backend supports it: |
70 | $ilsBackends = $this->getIlsBackends($container); |
71 | if (!empty($ilsBackends) && $container->has(\VuFind\ILS\Connection::class)) { |
72 | $driver->attachILS( |
73 | $container->get(\VuFind\ILS\Connection::class), |
74 | $container->get(\VuFind\ILS\Logic\Holds::class), |
75 | $container->get(\VuFind\ILS\Logic\TitleHolds::class) |
76 | ); |
77 | $driver->setIlsBackends($ilsBackends); |
78 | } |
79 | |
80 | return $driver; |
81 | } |
82 | |
83 | /** |
84 | * Get the ILS backend configuration. |
85 | * |
86 | * @param ContainerInterface $container Service container |
87 | * |
88 | * @return string[] |
89 | */ |
90 | protected function getIlsBackends(ContainerInterface $container) |
91 | { |
92 | // Get a list of ILS-compatible backends. |
93 | static $ilsBackends = null; |
94 | if (!is_array($ilsBackends)) { |
95 | $config = $container->get(\VuFind\Config\PluginManager::class) |
96 | ->get('config'); |
97 | $settings = isset($config->Catalog) ? $config->Catalog->toArray() : []; |
98 | |
99 | // If the setting is missing, default to the default backend; if it |
100 | // is present but empty, don't put an empty string in the final array! |
101 | $rawSetting = $settings['ilsBackends'] ?? [DEFAULT_SEARCH_BACKEND]; |
102 | $ilsBackends = empty($rawSetting) ? [] : (array)$rawSetting; |
103 | } |
104 | return $ilsBackends; |
105 | } |
106 | } |