wikimedia/mediawiki-core

<?php

namespace MediaWiki\Settings\Config;

use MediaWiki\Config\HashConfig;
use MediaWiki\Config\IterableConfig;
use function array_key_exists;

class ArrayConfigBuilder extends ConfigBuilderBase {

    /** @var array */
    protected $config = [];

    protected function has( string $key ): bool {
        return array_key_exists( $key, $this->config );
    }

    public function get( string $key ) {
        return $this->config[$key] ?? null;
    }

    protected function update( string $key, $value ) {
        $this->config[$key] = $value;
    }

    public function setMulti( array $values, array $mergeStrategies = [] ): ConfigBuilder {
        if ( !$mergeStrategies ) {
            $this->config = array_merge( $this->config, $values );
            return $this;
        }

        foreach ( $values as $key => $newValue ) {
            // Optimization: Inlined logic from set() for performance
            if ( array_key_exists( $key, $this->config ) ) {
                $mergeStrategy = $mergeStrategies[$key] ?? null;
                if ( $mergeStrategy && is_array( $newValue ) ) {
                    $oldValue = $this->config[$key];
                    if ( $oldValue && is_array( $oldValue ) ) {
                        $newValue = $mergeStrategy->merge( $oldValue, $newValue );
                    }
                }
            }
            $this->config[$key] = $newValue;
        }

        return $this;
    }

    /**
     * Build the configuration.
     *
     * @return IterableConfig
     */
    public function build(): IterableConfig {
        return new HashConfig( $this->config );
    }

    public function setMultiDefault( $defaults, $mergeStrategies ): ConfigBuilder {
        foreach ( $defaults as $key => $defaultValue ) {
            // Optimization: Inlined logic from setDefault() for performance
            if ( array_key_exists( $key, $this->config ) ) {
                $mergeStrategy = $mergeStrategies[$key] ?? null;
                if ( $mergeStrategy && $defaultValue && is_array( $defaultValue ) ) {
                    $customValue = $this->config[$key];
                    if ( is_array( $customValue ) ) {
                        $newValue = $mergeStrategy->merge( $defaultValue, $customValue );
                        $this->config[$key] = $newValue;
                    }
                }
            } else {
                $this->config[$key] = $defaultValue;
            }
        }
        return $this;
    }

}