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| 1 | <?php |
| 2 | /** |
| 3 | * Copyright (C) 2016, 2021 Kunal Mehta <legoktm@debian.org> |
| 4 | * |
| 5 | * This program is free software: you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License as published by |
| 7 | * the Free Software Foundation, either version 3 of the License, or |
| 8 | * (at your option) any later version. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 17 | */ |
| 18 | namespace MediaWiki\VersionInfo; |
| 19 | |
| 20 | /** |
| 21 | * A release is typed as ['version' => Version, 'date' => string] |
| 22 | */ |
| 23 | class ReleaseLookup { |
| 24 | |
| 25 | /** @var ?array */ |
| 26 | private $cfg; |
| 27 | |
| 28 | private function load() { |
| 29 | if ( $this->cfg ) { |
| 30 | // Already loaded |
| 31 | return; |
| 32 | } |
| 33 | |
| 34 | $msg = wfMessage( 'mwversioninfo.json' )->plain(); |
| 35 | $raw = json_decode( $msg, true ); |
| 36 | if ( !$raw ) { |
| 37 | // TODO: Add stricter validation here |
| 38 | throw new \Exception( "Invalid mwversioninfo.json value" ); |
| 39 | } |
| 40 | $this->cfg = [ |
| 41 | 'releases' => [], |
| 42 | 'beta' => $raw['beta'], |
| 43 | ]; |
| 44 | // Make it easier to lookup by branch |
| 45 | foreach ( $raw['releases'] as $release ) { |
| 46 | $version = Version::newFromString( $release['version'] ); |
| 47 | $branch = (string)$version->getBranch(); |
| 48 | $this->cfg['releases'][$branch] = [ |
| 49 | 'version' => $version, |
| 50 | 'date' => $release['date'], |
| 51 | ]; |
| 52 | } |
| 53 | } |
| 54 | |
| 55 | /** |
| 56 | * Get the latest release that matches the given branch |
| 57 | * |
| 58 | * @param Version $version |
| 59 | * @return array|false if not found |
| 60 | */ |
| 61 | public function getLatestReleaseFor( Version $version ) { |
| 62 | $this->load(); |
| 63 | $branch = (string)$version->getBranch(); |
| 64 | |
| 65 | return $this->cfg['releases'][$branch] ?? false; |
| 66 | } |
| 67 | |
| 68 | /** |
| 69 | * Get the most recent overall release |
| 70 | * @return array |
| 71 | * @suppress PhanTypeArraySuspiciousNullable Okay after load() |
| 72 | */ |
| 73 | public function getLatestRelease() { |
| 74 | $this->load(); |
| 75 | $branch = max( array_keys( $this->cfg['releases'] ) ); |
| 76 | return $this->cfg['releases'][$branch]; |
| 77 | } |
| 78 | } |