PHP code example of rasuvaeff / yii3-feature-flags-db

1. Go to this page and download the library: Download rasuvaeff/yii3-feature-flags-db library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

rasuvaeff / yii3-feature-flags-db example snippets


'yiisoft/db-migration' => [
    'sourcePaths' => [
        dirname(__DIR__) . '/vendor/rasuvaeff/yii3-feature-flags-db/migrations',
    ],
],


M260605000000CreateFeatureFlagsTable::class => [
    '__construct()' => ['table' => 'my_feature_flags'],
],


use Rasuvaeff\Yii3FeatureFlags\FeatureFlags;
use Rasuvaeff\Yii3FeatureFlagsDb\DbFlagProvider;

$provider = new DbFlagProvider(
    db: $connection,          // yiisoft/db ConnectionInterface
    table: 'feature_flags',   // optional, default is 'feature_flags'
);

$featureFlags = new FeatureFlags(provider: $provider);

if ($featureFlags->isEnabled('new-checkout')) {
    // new checkout flow
}


use Rasuvaeff\Yii3FeatureFlagsDb\CachedFlagProvider;

$cached = new CachedFlagProvider(
    inner: $provider,
    cache: $psr16Cache,       // PSR-16 CacheInterface
    ttl: 60,                  // seconds
);

$featureFlags = new FeatureFlags(provider: $cached);


$cached->clear();             // removes cached flags, next call reloads from DB


use Rasuvaeff\Yii3FeatureFlags\Flag;
use Rasuvaeff\Yii3FeatureFlags\WritableFlagProvider;

/** @var WritableFlagProvider $provider */
$provider->save(flag: new Flag(
    name: 'new-checkout',
    enabled: true,
    rollout: 25,
    environments: ['production'],
));

$provider->remove(name: 'old-checkout');


use Rasuvaeff\Yii3FeatureFlags\WritableFlagProvider;
use Yiisoft\Definitions\Reference;

return [
    // ...FlagProvider::class closure omitted for brevity...
    WritableFlagProvider::class => Reference::to(FlagProvider::class),
];