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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                namespace Yiisoft\Composer\Config\Readers;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Yiisoft\Composer\Config\Builder;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Yiisoft\Composer\Config\Exceptions\UnsupportedFileTypeException;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * Reader - helper to load data from files of different types.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                class ReaderFactory  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private static array $loaders = [];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private static array $knownReaders = [  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        'env' => EnvReader::class,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        'php' => PhpReader::class,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        'json' => JsonReader::class,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        'yaml' => YamlReader::class,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        'yml' => YamlReader::class,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    ];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private Builder $builder;  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                    public function __construct(Builder $builder)  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    { | 
            
            
                                                                        
                            
            
                                    
            
            
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                        $this->builder = $builder;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public static function get(Builder $builder, string $path): ReaderInterface  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $type = static::detectType($path);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $class = static::findClass($type);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if (!array_key_exists($class, self::$loaders)) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            self::$loaders[$class] = static::create($builder, $type);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return self::$loaders[$class];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private static function detectType(string $path): string  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if (strncmp(basename($path), '.env.', 5) === 0) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            return 'env';  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return pathinfo($path, PATHINFO_EXTENSION);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private static function create(Builder $builder, string $type): ReaderInterface  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $class = static::findClass($type);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return new $class($builder);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private static function findClass(string $type): string  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if (!array_key_exists($type, static::$knownReaders)) { | 
            
                            
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                            throw new UnsupportedFileTypeException("Unsupported file type: \"$type\""); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return static::$knownReaders[$type];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                }  | 
            
            
                                                        
            
                                    
            
            
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