Do not pollute global namespace

.gitignore

@@ -0,0 +1,4 @@
+/.idea/
+/composer.lock
+/composer.phar
+/vendor/

README.md

@@ -1,15 +1,35 @@
 # UnitPay PHP-SDK
-Php sdk for [UnitPay ](https://unitpay.ru) 
+Php sdk for [UnitPay](https://unitpay.ru) 
 
 Documentation https://unitpay.ru/doc
 
-## Examples ##
-These are just some quick examples. Check out the samples in [`/sample`](https://github.com/unitpay/php-sdk/blob/master/sample).
+## Installation
+
+The preferred way to install this extension is through [composer](https://getcomposer.org/download/).
+
+Either run
+
+```bash
+$ php composer.phar require unitpay/php-sdk
+```
+
+or add
+
+```
+"unitpay/php-sdk": "^1.0"
+```
+
+to the ```require``` section of your `composer.json` file.
+
+
+## Examples
+
+These are just some quick examples. Check out the samples in [`/examples`](https://github.com/unitpay/php-sdk/blob/master/examples).
 
 ### Payment integration using UnitPay Form
 ```php
 <?php
-include ('../UnitPay.php');
+require_once('vendor/autoload.php');
 
 // Project Data
 $secretKey  = '9e977d0c0e1bc8f5cc9775a8cc8744f1';
@@ -24,14 +44,14 @@ $orderSum       = 900;
 $orderDesc      = 'Payment for item "' . $itemName . '"';
 $orderCurrency  = 'RUB';
 
-$unitPay = new UnitPay($secretKey);
+$unitPay = new unitpay\UnitPay($secretKey);
 
 $unitPay
     ->setBackUrl('http://domain.com')
     ->setCustomerEmail('customer@domain.com')
     ->setCustomerPhone('79001235555')
     ->setCashItems(array(
-       new CashItem($itemName, 1, $orderSum) 
+       new unitpay\CashItem($itemName, 1, $orderSum) 
     ));
 
 $redirectUrl = $unitPay->form(
@@ -58,7 +78,7 @@ header('Content-Type: text/html; charset=UTF-8');
  * @link https://unitpay.ru/doc#initPayment
  */
 
-include ('../UnitPay.php');
+require_once('vendor/autoload.php');
 
 // Project Data
 $projectId  = 1;
@@ -73,7 +93,7 @@ $orderSum       = 900;
 $orderDesc      = 'Payment for item "'.$itemName.'"';
 $orderCurrency  = 'RUB';
 
-$unitPay = new UnitPay($secretKey);
+$unitPay = new unitpay\UnitPay($secretKey);
 
 /**
  * Base params: account, desc, sum, currency, projectId, paymentType
@@ -134,7 +154,7 @@ if (isset($response->result->type)
  *
  * @link https://unitpay.ru/doc#confirmPayment
  */
-include ('../UnitPay.php');
+include ('vendor/autoload.php');
 
 // Project Data
 $projectId  = 1;
@@ -149,7 +169,7 @@ $orderSum       = 900;
 $orderDesc      = 'Payment for item "' . $itemName . '"';
 $orderCurrency  = 'RUB';
 
-$unitPay = new UnitPay($secretKey);
+$unitPay = new unitpay\UnitPay($secretKey);
 
 try {
     // Validate request (check ip address, signature and etc)
@@ -189,25 +209,6 @@ try {
 }
 ```
 
-## Installation
-
-### Install composer package
-Set up `composer.json` in your project directory:
-```
-{
-  "require":{"unitpay/php-sdk":"dev-master"}
-}
-```
-
-Run [composer](http://getcomposer.org/doc/00-intro.md#installation):
-```sh
-$ php composer.phar install
-```
-
-### Direct download
-
-Download [last version ](https://github.com/unitpay/php-sdk/archive/master.zip) , unzip and copy to your project folder.
-
-## Contributing ##
+## Contributing
 
-Please feel free to contribute to this project! Pull requests and feature requests welcome!
+Please feel free to contribute to this project! Pull requests and feature requests welcome!

composer.json

@@ -14,11 +14,11 @@
     }
   ],
   "require":{
-    "php":">=5.3.0"
+    "php":">=5.4.0"
   },
   "autoload":{
-    "classmap":[
-      "./UnitPay.php"
-    ]
+    "psr-4": {
+      "unitpay\\": "src"
+    }
   }
 }

sample/handler.php → examples/handler.php

@@ -7,9 +7,9 @@
  */
 
 require_once('./orderInfo.php');
-require_once('../UnitPay.php');
+require_once('../vendor/autoload.php');
 
-$unitPay = new UnitPay($secretKey);
+$unitPay = new unitpay\UnitPay($secretKey);
 
 try {
     // Validate request (check ip address, signature and etc)

sample/initPaymentApi.php → examples/initPaymentApi.php

@@ -9,9 +9,9 @@
  */
 
 require_once('./orderInfo.php');
-require_once('../UnitPay.php');
+require_once('../vendor/autoload.php');
 
-$unitPay = new UnitPay($secretKey);
+$unitPay = new unitpay\UnitPay($secretKey);
 
 /**
  * Base params: account, desc, sum, currency, projectId, paymentType

sample/initPaymentForm.php → examples/initPaymentForm.php

@@ -7,9 +7,9 @@
  */
 
 require_once('./orderInfo.php');
-require_once('../UnitPay.php');
+require_once('../vendor/autoload.php');
 
-$unitPay = new UnitPay($secretKey);
+$unitPay = new unitpay\UnitPay($secretKey);
 
 $redirectUrl = $unitPay->form(
     $publicId,

sample/paymentInfo.php → examples/paymentInfo.php

@@ -9,9 +9,9 @@
  */
 
 require_once('./orderInfo.php');
-require_once('../UnitPay.php');
+require_once('../vendor/autoload.php');
 
-$unitPay = new UnitPay($secretKey);
+$unitPay = new unitpay\UnitPay($secretKey);
 
 $response = $unitPay->api('getPayment', [
     'paymentId' => 3403575

src/CashItem.php

@@ -0,0 +1,72 @@
+<?php
+/**
+ * UnitPay Payment Module
+ *
+ * NOTICE OF LICENSE
+ *
+ * This source file is subject to the Open Software License (OSL 3.0)
+ * that is available through the world-wide-web at this URL:
+ * http://opensource.org/licenses/osl-3.0.php
+ *
+ * @category        UnitPay
+ * @package         unitpay/unitpay
+ * @version         1.0.0
+ * @author          UnitPay
+ * @copyright       Copyright (c) 2015 UnitPay
+ * @license         http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0)
+ *
+ * EXTENSION INFORMATION
+ *
+ * UNITPAY API       https://unitpay.ru/doc
+ *
+ */
+
+namespace unitpay;
+
+/**
+ * Value object for paid goods
+ */
+class CashItem
+{
+    private $name;
+
+    private $count;
+
+    private $price;
+
+    /**
+     * @param string $name
+     * @param int $count
+     * @param float $price
+     */
+    public function __construct($name, $count, $price)
+    {
+        $this->name  = $name;
+        $this->count = $count;
+        $this->price = $price;
+    }
+
+    /**
+     * @return string
+     */
+    public function getName()
+    {
+        return $this->name;
+    }
+
+    /**
+     * @return int
+     */
+    public function getCount()
+    {
+        return $this->count;
+    }
+
+    /**
+     * @return float
+     */
+    public function getPrice()
+    {
+        return $this->price;
+    }
+}

UnitPay.php → src/UnitPay.php

@@ -21,54 +21,7 @@
  *
  */
 
-
-/**
- * Value object for paid goods
- */
-class CashItem
-{
-    private $name;
-
-    private $count;
-
-    private $price;
-
-    /**
-     * @param string $name
-     * @param int $count
-     * @param float $price
-     */
-    public function __construct($name, $count, $price)
-    {
-        $this->name  = $name;
-        $this->count = $count;
-        $this->price = $price;
-    }
-
-    /**
-     * @return string
-     */
-    public function getName()
-    {
-        return $this->name;
-    }
-
-    /**
-     * @return int
-     */
-    public function getCount()
-    {
-        return $this->count;
-    }
-
-    /**
-     * @return float
-     */
-    public function getPrice()
-    {
-        return $this->price;
-    }
-}
+namespace unitpay;
 
 /**
  * Payment method UnitPay process
@@ -343,4 +296,4 @@ public function getErrorHandlerResponse($message)
             )
         ));
     }
-}
+}