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#25: Updated the data migration framework to run all intermediate versions

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This commit is contained in:
Andy Heathershaw 2017-04-19 09:12:36 +01:00
parent 6d11f1c0f0
commit 22d446d246
4 changed files with 44 additions and 7 deletions
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10
app/DataMigration.php
View File

@ -4,5 +4,15 @@ namespace App;
abstract class DataMigration
{
/**
* Gets the version number this data migration applies to.
* @return string
*/
abstract function getVersion();
/**
* Runs this data migration.
* @param string $currentVersion Current version being upgraded from.
*/
abstract function run($currentVersion);
}

30
app/Http/Middleware/AppInstallation.php
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@ -2,7 +2,6 @@
namespace App\Http\Middleware;
use App\Configuration;
use App\DataMigration;
use App\Facade\UserConfig;
use App\Helpers\MiscHelper;
@ -99,16 +98,39 @@ class AppInstallation
Artisan::call('migrate', ['--force' => true]);
Artisan::call('db:seed', ['--force' => true]);
$className = sprintf('DataMigrationV%s', str_replace(['.', '-'], '_', $appVersionNumber));
if (class_exists($className))
// Run any data migrations relevant to the new version
$dataMigrationsFolder = join(DIRECTORY_SEPARATOR, [dirname(dirname(dirname(__DIR__))), 'database', 'data_migrations']);
$di = new \RecursiveDirectoryIterator($dataMigrationsFolder, \RecursiveDirectoryIterator::SKIP_DOTS);
$updateClasses = [];
// First load all data migration classes and examine the version number to decide if we need it or not
/** @var \SplFileInfo $fileInfo */
foreach ($di as $fileInfo)
{
if (!$di->isFile() || $di->getExtension() != 'php')
{
continue;
}
$className = substr($fileInfo->getFilename(), 0, strlen($fileInfo->getFilename()) - 4);
/** @var DataMigration $upgradeClass */
$upgradeClass = new $className;
$upgradeClass->run($versionNumber);
if (version_compare($versionNumber->value, $upgradeClass->getVersion()) < 0)
{
$updateClasses[] = $upgradeClass;
}
}
// Now run the migrations
foreach ($updateClasses as $upgradeClass)
{
$upgradeClass->run($versionNumber);
}
// Save the new version number
$versionNumber->value = $appVersionNumber;
$versionNumber->save();
}
}
}

2
config/app.php
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@ -2,7 +2,7 @@
return [
// Version number of Blue Twilight
'version' => '2.0.0-alpha.2',
'version' => '2.0.0-beta.1',
/*
|--------------------------------------------------------------------------

5
database/data_migrations/DataMigrationV2_0_0_alpha_1.php
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@ -5,6 +5,11 @@ use App\DataMigration;
class DataMigrationV2_0_0_alpha_1 extends DataMigration
{
public function getVersion()
{
return '2.0.0-alpha.1';
}
public function run($currentVersion)
{
$this->storeAlbumUrlPaths();