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| 1 | <?php |
| 2 | /** |
| 3 | * This program is free software; you can redistribute it and/or modify |
| 4 | * it under the terms of the GNU General Public License as published by |
| 5 | * the Free Software Foundation; either version 2 of the License, or |
| 6 | * (at your option) any later version. |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | * GNU General Public License for more details. |
| 12 | * |
| 13 | * You should have received a copy of the GNU General Public License along |
| 14 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 15 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 16 | * http://www.gnu.org/copyleft/gpl.html |
| 17 | * |
| 18 | * @file |
| 19 | */ |
| 20 | |
| 21 | namespace MediaWiki\Extension\OATHAuth; |
| 22 | |
| 23 | use InvalidArgumentException; |
| 24 | use Wikimedia\Rdbms\IConnectionProvider; |
| 25 | |
| 26 | class OATHAuthModuleRegistry { |
| 27 | |
| 28 | private IConnectionProvider $dbProvider; |
| 29 | |
| 30 | /** @var array */ |
| 31 | private $modules; |
| 32 | |
| 33 | /** @var array|null */ |
| 34 | private $moduleIds; |
| 35 | |
| 36 | public function __construct( |
| 37 | IConnectionProvider $dbProvider, |
| 38 | array $modules |
| 39 | ) { |
| 40 | $this->dbProvider = $dbProvider; |
| 41 | $this->modules = $modules; |
| 42 | } |
| 43 | |
| 44 | public function getModuleByKey( string $key ): ?IModule { |
| 45 | if ( isset( $this->getModules()[$key] ) ) { |
| 46 | $module = call_user_func_array( $this->getModules()[$key], [] ); |
| 47 | if ( !$module instanceof IModule ) { |
| 48 | return null; |
| 49 | } |
| 50 | return $module; |
| 51 | } |
| 52 | |
| 53 | return null; |
| 54 | } |
| 55 | |
| 56 | /** |
| 57 | * Get all modules registered on the wiki |
| 58 | * |
| 59 | * @return IModule[] |
| 60 | */ |
| 61 | public function getAllModules(): array { |
| 62 | $modules = []; |
| 63 | foreach ( $this->getModules() as $key => $callback ) { |
| 64 | $module = $this->getModuleByKey( $key ); |
| 65 | if ( !( $module instanceof IModule ) ) { |
| 66 | continue; |
| 67 | } |
| 68 | $modules[$key] = $module; |
| 69 | } |
| 70 | return $modules; |
| 71 | } |
| 72 | |
| 73 | /** |
| 74 | * Returns the numerical ID for the module with the specified key. |
| 75 | * |
| 76 | * @param string $key |
| 77 | * @return int |
| 78 | */ |
| 79 | public function getModuleId( string $key ): int { |
| 80 | $ids = $this->getModuleIds(); |
| 81 | if ( isset( $ids[$key] ) ) { |
| 82 | return $ids[$key]; |
| 83 | } |
| 84 | |
| 85 | throw new InvalidArgumentException( "Module $key does not seem to exist" ); |
| 86 | } |
| 87 | |
| 88 | /** |
| 89 | * @return array |
| 90 | */ |
| 91 | public function getModuleIds(): array { |
| 92 | if ( $this->moduleIds === null ) { |
| 93 | $this->moduleIds = $this->getModuleIdsFromDatabase( false ); |
| 94 | } |
| 95 | |
| 96 | $missing = array_diff( |
| 97 | array_keys( $this->getModules() ), |
| 98 | array_keys( $this->moduleIds ) |
| 99 | ); |
| 100 | |
| 101 | if ( $missing ) { |
| 102 | $insert = $this->dbProvider |
| 103 | ->getPrimaryDatabase( 'virtual-oathauth' ) |
| 104 | ->newInsertQueryBuilder() |
| 105 | ->insertInto( 'oathauth_types' ) |
| 106 | ->caller( __METHOD__ ); |
| 107 | |
| 108 | foreach ( $missing as $name ) { |
| 109 | $insert->row( [ 'oat_name' => $name ] ); |
| 110 | } |
| 111 | |
| 112 | $insert->execute(); |
| 113 | $this->moduleIds = $this->getModuleIdsFromDatabase( true ); |
| 114 | } |
| 115 | |
| 116 | return $this->moduleIds; |
| 117 | } |
| 118 | |
| 119 | private function getModuleIdsFromDatabase( bool $fromPrimary ): array { |
| 120 | $ids = []; |
| 121 | |
| 122 | if ( $fromPrimary ) { |
| 123 | $dbr = $this->dbProvider->getPrimaryDatabase( 'virtual-oathauth' ); |
| 124 | } else { |
| 125 | $dbr = $this->dbProvider->getReplicaDatabase( 'virtual-oathauth' ); |
| 126 | } |
| 127 | |
| 128 | $rows = $dbr->newSelectQueryBuilder() |
| 129 | ->select( [ 'oat_id', 'oat_name' ] ) |
| 130 | ->from( 'oathauth_types' ) |
| 131 | ->caller( __METHOD__ ) |
| 132 | ->fetchResultSet(); |
| 133 | |
| 134 | foreach ( $rows as $row ) { |
| 135 | $ids[$row->oat_name] = (int)$row->oat_id; |
| 136 | } |
| 137 | |
| 138 | return $ids; |
| 139 | } |
| 140 | |
| 141 | private function getModules(): array { |
| 142 | return $this->modules; |
| 143 | } |
| 144 | } |