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Commit 70b84b8

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Builder
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‎Builder/index.php

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<?php
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/**
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* Design pattern "Builder" (Creational)
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* This is demo code
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* See for details: http://maxsite.org/page/php-patterns
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*/
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/**
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* Sample Product
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*/
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class Product
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{
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private $list;
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public function add($elem)
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{
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$this->list[] = $elem;
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}
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public function getProduct()
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{
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foreach ($this->list as $el) {
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echo $el . '<br>';
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}
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}
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}
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/**
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* Director use builder
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*/
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class Director
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{
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public function setConstruct($builder)
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{
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$builder->buildPartA();
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$builder->buildPartB();
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}
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}
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/**
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* base for Builder
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*/
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abstract class BuilderAbstract
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{
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public function buildPartA()
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{
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}
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public function buildPartB()
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{
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}
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abstract public function getResult();
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}
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/**
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* Builder1 knows how to make a product
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*/
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class ConcreteBuilder1 extends BuilderAbstract
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{
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private $product;
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public function __construct()
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{
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$this->product = new Product();
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}
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public function buildPartA()
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{
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$this->product->add('Builder First Part A');
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}
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public function buildPartB()
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{
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$this->product->add('Builder First Part B');
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}
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public function getResult()
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{
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return $this->product;
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}
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}
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/**
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* Builder2 knows how to make a product
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*/
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class ConcreteBuilder2 extends BuilderAbstract
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{
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private $product;
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public function __construct()
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{
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$this->product = new Product();
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}
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public function buildPartA()
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{
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$this->product->add('Builder Second Part A');
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}
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public function buildPartB()
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{
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$this->product->add('Builder Second Part B');
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}
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public function getResult()
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{
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return $this->product;
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}
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}
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/**
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* demo
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*/
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/**
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* set director
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*/
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$director = new Director();
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/**
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* set builders
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*/
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$builder1 = new ConcreteBuilder1();
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$builder2 = new ConcreteBuilder2();
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/**
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* set Construct
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*/
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$director->setConstruct($builder1);
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/**
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* get product
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*/
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$product1 = $builder1->getResult();
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$product1->getProduct();
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/*
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Builder First Part A
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Builder First Part B
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*/
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/**
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* use builder2 for other product2
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*/
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$director->setConstruct($builder2);
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$product2 = $builder2->getResult();
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$product2->getProduct();
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/*
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Builder Second Part A
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Builder Second Part B
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*/
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# end of file

‎README.md

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* "Multiton" (Creational)
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* "Registry" (Structural)
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* "Composite" (Structural)
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* "Builder" (Creational)
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(c) MaxSite.org, 2019, http://maxsite.org/

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