Sanitize Input for Price Variables

- Updated the model to automatically format the price
- Updated the samples to reflect the new changes
- More Unit Tests

sample/billing/CreatePlan.php

@@ -33,12 +33,12 @@ $paymentDefinition->setName('Regular Payments')
     ->setFrequency('Month')
     ->setFrequencyInterval("2")
     ->setCycles("12")
-    ->setAmount(new Currency(['value' => '100', 'currency' => 'USD']));
+    ->setAmount(new Currency(['value' => 100, 'currency' => 'USD']));
 
 // Charge Models
 $chargeModel = new ChargeModel();
 $chargeModel->setType('SHIPPING')
-    ->setAmount(new Currency(['value' => '10', 'currency' => 'USD']));
+    ->setAmount(new Currency(['value' => 10, 'currency' => 'USD']));
 
 $paymentDefinition->setChargeModels(array($chargeModel));
 
@@ -49,7 +49,7 @@ $merchantPreferences->setReturnUrl("$baseUrl/ExecuteAgreement.php?success=true")
     ->setAutoBillAmount("yes")
     ->setInitialFailAmountAction("CONTINUE")
     ->setMaxFailAttempts("0")
-    ->setSetupFee(new Currency(['value' => '1', 'currency' => 'USD']));
+    ->setSetupFee(new Currency(['value' => 1, 'currency' => 'USD']));
 
 
 $plan->setPaymentDefinitions(array($paymentDefinition));

sample/payments/AuthorizationCapture.php

@@ -21,7 +21,7 @@ try {
 
     $amt = new Amount();
     $amt->setCurrency("USD")
-        ->setTotal("1.00");
+        ->setTotal(1);
 
     ### Capture
     $capture = new Capture();

sample/payments/AuthorizePayment.php

@@ -44,7 +44,7 @@ $payer->setPaymentMethod("credit_card")
 
 $amount = new Amount();
 $amount->setCurrency("USD")
-    ->setTotal("1.00");
+    ->setTotal(1);
 
 $transaction = new Transaction();
 $transaction->setAmount($amount)

sample/payments/CreatePayment.php

@@ -54,15 +54,15 @@ $item1->setName('Ground Coffee 40 oz')
     ->setDescription('Ground Coffee 40 oz')
     ->setCurrency('USD')
     ->setQuantity(1)
-    ->setTax('0.30')
-    ->setPrice('7.50');
+    ->setTax(0.3)
+    ->setPrice(7.50);
 $item2 = new Item();
 $item2->setName('Granola bars')
     ->setDescription('Granola Bars with Peanuts')
     ->setCurrency('USD')
     ->setQuantity(5)
-    ->setTax('0.20')
-    ->setPrice('2.00');
+    ->setTax(0.2)
+    ->setPrice(2);
 
 $itemList = new ItemList();
 $itemList->setItems(array($item1, $item2));
@@ -72,9 +72,9 @@ $itemList->setItems(array($item1, $item2));
 // payment information such as tax, shipping
 // charges etc.
 $details = new Details();
-$details->setShipping('1.20')
-    ->setTax('1.30')
-    ->setSubtotal('17.50');
+$details->setShipping(1.2)
+    ->setTax(1.3)
+    ->setSubtotal(17.5);
 
 // ### Amount
 // Lets you specify a payment amount.
@@ -82,7 +82,7 @@ $details->setShipping('1.20')
 // such as shipping, tax.
 $amount = new Amount();
 $amount->setCurrency("USD")
-    ->setTotal("20.00")
+    ->setTotal(20)
     ->setDetails($details);
 
 // ### Transaction

sample/payments/CreatePaymentUsingPayPal.php

@@ -29,12 +29,12 @@ $item1 = new Item();
 $item1->setName('Ground Coffee 40 oz')
     ->setCurrency('USD')
     ->setQuantity(1)
-    ->setPrice('7.50');
+    ->setPrice(7.5);
 $item2 = new Item();
 $item2->setName('Granola bars')
     ->setCurrency('USD')
     ->setQuantity(5)
-    ->setPrice('2.00');
+    ->setPrice(2);
 
 $itemList = new ItemList();
 $itemList->setItems(array($item1, $item2));
@@ -44,9 +44,9 @@ $itemList->setItems(array($item1, $item2));
 // payment information such as tax, shipping
 // charges etc.
 $details = new Details();
-$details->setShipping('1.20')
-    ->setTax('1.30')
-    ->setSubtotal('17.50');
+$details->setShipping(1.2)
+    ->setTax(1.3)
+    ->setSubtotal(17.50);
 
 // ### Amount
 // Lets you specify a payment amount.
@@ -54,7 +54,7 @@ $details->setShipping('1.20')
 // such as shipping, tax.
 $amount = new Amount();
 $amount->setCurrency("USD")
-    ->setTotal("20.00")
+    ->setTotal(20)
     ->setDetails($details);
 
 // ### Transaction

sample/payments/CreatePaymentUsingSavedCard.php

@@ -46,12 +46,12 @@ $item1 = new Item();
 $item1->setName('Ground Coffee 40 oz')
     ->setCurrency('USD')
     ->setQuantity(1)
-    ->setPrice('7.50');
+    ->setPrice(7.5);
 $item2 = new Item();
 $item2->setName('Granola bars')
     ->setCurrency('USD')
     ->setQuantity(5)
-    ->setPrice('2.00');
+    ->setPrice(2);
 
 $itemList = new ItemList();
 $itemList->setItems(array($item1, $item2));
@@ -61,9 +61,9 @@ $itemList->setItems(array($item1, $item2));
 // payment information such as tax, shipping
 // charges etc.
 $details = new Details();
-$details->setShipping('1.20')
-    ->setTax('1.30')
-    ->setSubtotal('17.50');
+$details->setShipping(1.2)
+    ->setTax(1.3)
+    ->setSubtotal(17.5);
 
 // ### Amount
 // Lets you specify a payment amount.
@@ -71,7 +71,7 @@ $details->setShipping('1.20')
 // such as shipping, tax.
 $amount = new Amount();
 $amount->setCurrency("USD")
-    ->setTotal("20.00")
+    ->setTotal(20)
     ->setDetails($details);
 
 // ### Transaction

sample/payments/Reauthorization.php

@@ -20,7 +20,7 @@ try {
 
     $amount = new Amount();
     $amount->setCurrency("USD");
-    $amount->setTotal("1.00");
+    $amount->setTotal(1);
 
     // ### Reauthorize with amount being reauthorized
     $authorization->setAmount($amount);

sample/sale/RefundSale.php

@@ -20,7 +20,7 @@ use PayPal\Api\Sale;
 // field to mention fees refund details.
 $amt = new Amount();
 $amt->setCurrency('USD')
-    ->setTotal('0.01');
+    ->setTotal(0.01);
 
 // ### Refund object
 $refund = new Refund();