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@ 2020-02-06T15:12:36Z

<?php

interface Produto {
    public function getNome(): string;
    public function setValor(float $valor);
}

class SmartphoneImportado implements Produto {
    private float $valor;
    
    public function getNome(): string {
        return "Smartphone Importado XPTO";
    }

    public function setValor(float $valor) {
        $this->valor = $valor;
    }

}

abstract class ProdutoFactory {
    public abstract function criarProduto(): Produto;
    public function get(): Produto {
        return $this->criarProduto();
    }
}

class SmartphoneImportadoFactory extends ProdutoFactory {  
    private const URI_API = 'https://api.exchangeratesapi.io/latest?base=USD&symbols=BRL';
    
    public function criarProduto(): \Produto {
        
        $cotacao_json = json_decode(file_get_contents(self::URI_API));
        $cotacao = $cotacao_json->rates->BRL;
         
        $produto = new SmartphoneImportado();
        $produto->setValor($cotacao * 100);
        
        return $produto;
    }
}

$factory = new SmartphoneImportadoFactory();
$produto = $factory->criarProduto();
var_dump($produto);

Output for git.master, git.master_jit, rfc.property-hooks: Warning: file_get_contents(): Unable to find the wrapper "https" - did you forget to enable it when you configured PHP? in /in/ZcOmX on line 33 Warning: file_get_contents(): open_basedir restriction in effect. File(https://api.exchangeratesapi.io/latest?base=USD&symbols=BRL) is not within the allowed path(s): (/tmp:/in:/etc) in /in/ZcOmX on line 33 Warning: file_get_contents(https://api.exchangeratesapi.io/latest?base=USD&symbols=BRL): Failed to open stream: Operation not permitted in /in/ZcOmX on line 33 Warning: Attempt to read property "rates" on null in /in/ZcOmX on line 34 Warning: Attempt to read property "BRL" on null in /in/ZcOmX on line 34 object(SmartphoneImportado)#2 (1) { ["valor":"SmartphoneImportado":private]=> float(0) }

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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