Adapter pattern using Inherientece - Complete

Author: anitsh

SandersW-LearningPHPDesignPatterns/adapter/UsingInheritence/Client.php

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+<?php
+//Client.php
+//Client
+include_once('EuroAdapter.php');
+include_once('DollarCalc.php');
+
+class Client {
+
+	private $requestNow;
+
+	private $dollarRequest;
+
+	public function __construct() {
+		$this->requestNow=new EuroAdapter();
+		$this->dollarRequest=new DollarCalc();
+		$euro="&#8364;";
+
+		echo "Euros: $euro" . $this->makeAdapterRequest($this->requestNow) .
+		"<br/>";
+		echo "Dollars: $" . $this->makeDollarRequest($this->dollarRequest);
+	}
+
+	private function makeAdapterRequest(ITarget $req) {
+		return $req->requestCalc(40, 50);
+	}
+
+	private function makeDollarRequest(DollarCalc $req) {
+		return $req->requestCalc(40, 50);
+	}
+}
+
+$worker=new Client();

SandersW-LearningPHPDesignPatterns/adapter/UsingInheritence/DollarCalc.php

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+<?php
+//DollarCalc.php
+class DollarCalc {
+	private $dollar;
+	private $product;
+	private $service;
+	public $rate = 1;
+	
+	public function requestCalc($productNow, $serviceNow) {
+		$this->product = $productNow;
+		$this->service = $serviceNow;
+
+		$this->dollar = $this->product + $this->service;
+
+		return $this->requestTotal();
+	}
+
+	public function requestTotal() {
+		$this->dollar *= $this->rate;
+
+		return $this->dollar;
+	}
+}

SandersW-LearningPHPDesignPatterns/adapter/UsingInheritence/EuroAdapter.php

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+<?php
+//EuroAdapter.php
+//Adapter
+include_once('EuroCalc.php');
+include_once('ITarget.php');
+
+class EuroAdapter extends EuroCalc implements ITarget {
+
+	public function __construct() {
+		$this->requester();
+	}
+
+	function requester() {
+		$this->rate = .8111;
+		return $this->rate;
+	}
+}

SandersW-LearningPHPDesignPatterns/adapter/UsingInheritence/EuroCalc.php

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+<?php
+//EuroCalc.php
+class EuroCalc {
+
+	private $euro;
+	private $product;
+	private $service;
+	public $rate=1;
+
+	public function requestCalc($productNow, $serviceNow) {
+		$this->product = $productNow;
+		$this->service = $serviceNow;
+
+		$this->euro = $this->product + $this->service;
+
+		return $this->requestTotal();
+	}
+
+	public function requestTotal() {
+		$this->euro *= $this->rate;
+
+		return $this->euro;
+	}
+}

SandersW-LearningPHPDesignPatterns/adapter/UsingInheritence/ITarget.php

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+<?php
+//ITarget.php
+//Target
+interface ITarget {
+	function requester();
+}