Cbs::computeMac() - Code Metrics - infinitypaul/laravel-cbs - Measure and Improve Code Quality continuously with Scrutinizer

Cbs::computeMac() A
last analyzed 2020-05-01 19:32 UTC

↳ Parent: Cbs

Complexity

Conditions	1
Paths	1

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
dl	0
loc	7
rs	10
c	0
b	0
f	0
cc	1
nc	1
nop	4

<?php
/*
 * This file is part of the Laravel Cbs package.
 *
 * (c) Edward Paul <[email protected]>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Infinitypaul\Cbs;

use GuzzleHttp\Client;
use Illuminate\Support\Facades\Config;
use Infinitypaul\Cbs\Exceptions\InvalidPostException;
use Infinitypaul\Cbs\Exceptions\NotSetException;

class Cbs
{
    /**
     * Issue Secret Key from CBS.
     * @var string
     */
    protected $secretKey;

    /**
     * Issue Client ID from CBS.
     * @var string
     */
    protected $clientId;

    /**
     * Issue URL from CBS.
     * @var string
     */
    protected $baseUrl;

    /**
     * Issue Revenue Head from CBS.
     * @var int
     */
    protected $revenueHeads;

    /**
     * Issue Category ID from CBS Admin.
     * @var int
     */
    protected $categoryId;

    /**
     *  Response from requests made to CBS.
     * @var mixed
     */
    protected $response;

    /**
     *  Hashed Key.
     * @var mixed
     */
    protected $signature;

    /**
     * Payment Url - CBS payment page.
     * @var string
     */
    protected $url;

    /**
     *  Response from CBS.
     * @var mixed
     */
    protected $invoice = [];

    /**
     * Instance of Client.
     * @var Client
     */
    protected $client;

    public function __construct()
    {
        $this->setUrl();
        $this->setConstant();
        $this->checkConstant();
    }

    public function setUrl()
    {
        $this->baseUrl = Config::get('mode') === 'test' ? Config::get('cbs.testUrl') : Config::get('cbs.liveURL');
    }

    /**
     * Get secret key from CBS config file.
     */
    public function setConstant()
    {
        $this->secretKey = Config::get('cbs.secret');
        $this->clientId = Config::get('cbs.clientId');
        $this->revenueHeads = Config::get('cbs.revenueHead');
        $this->categoryId = Config::get('cbs.categoryId');
    }

    protected function checkConstant()
    {
        if (! $this->revenueHeads) {
            throw new NotSetException('Set Your Revenue Head');
        }
        if (! $this->clientId) {
            throw new NotSetException('Set Your Client Id');
        }
        if (! $this->secretKey) {
            throw new NotSetException('Set Your Secret Id');
        }
        if (! $this->categoryId) {
            throw new NotSetException('Set Your Category Id');
        }
        if (! $this->baseUrl) {
            throw new NotSetException('Set Your Test and Live Base Url');
        }
    }

    protected function setSignature($amount, $callback)
    {
        $amount = number_format((float) $amount, 2, '.', '');
        $string = $this->revenueHeads.$amount.$callback.$this->clientId;
        //dd($string);
        $this->signature = base64_encode(hash_hmac('sha256', $string, $this->secretKey, true));
        $this->setRequestOptions();
    }

    /**
     * Set options for making the Client request.
     */
    private function setRequestOptions()
    {
        $this->client = new Client([
            'base_uri' => $this->baseUrl,
            'headers' => [
                'Content-Type' => 'application/json',
                'Accept' => 'application/json',
                'CLIENTID' => $this->clientId,
                'Signature' => $this->signature,
            ],
        ]);
    }

    /**
     * @param $relativeUri
     * @param string $method
     * @param array $body
     *
     * @return \Infinitypaul\Cbs\Cbs
     * @throws \Infinitypaul\Cbs\Exceptions\NotSetException
     */
    private function setHttpResponse($relativeUri, $method, $body = [])
    {
        if (is_null($method)) {
            throw new NotSetException('Empty Method Not Allowed');
        }
        $this->response = $this->client->{strtolower($method)}(
            $this->baseUrl.$relativeUri,
            ['body' => json_encode($body)]
        );

        return $this;
    }

    private function getResponse()
    {
        return json_decode($this->response->getBody(), true);
    }

    protected function setUser($data)
    {
        if (isset($data['payerID'])) {
            $user = ['PayerId' => $data['payerID']];
        } else {
            $user = [
                'Recipient' => $data['full_name'],
                'Email' => $data['email'],
                'Address' => $data['address'],
                'PhoneNumber' => $data['mobile_number'],
                'TaxPayerIdentificationNumber' => isset($data['tin']) ? $data['tin'] : '',
            ];
        }

        return [
            'TaxEntity' => $user,
            'Amount' => intval($data['amount']),
            'InvoiceDescription' => $data['description'],
            'CategoryId' => $this->categoryId,
        ];
    }

    /**
     * Initiate a payment request to Cbs
     * Included the option to pass the payload to this method for situations
     * when the payload is built on the fly (not passed to the controller from a view).
     *
     * @param array $data
     *
     * @return \Infinitypaul\Cbs\Cbs
     * @throws \Infinitypaul\Cbs\Exceptions\NotSetException
     */
    public function generateInvoice($data)
    {
        if (empty($data)) {
            $TaxEntityInvoice = $this->setUser(request()->toArray());
            $callback = request()->callback;
            $quantity = request()->quantity;
            $ExternalRefNumber = request()->has('externalRefNumber') ? request()->externalRefNumber : null;
        } else {
            $TaxEntityInvoice = $this->setUser($data);
            $callback = $data['callback'];
            $quantity = $data['quantity'];
            $ExternalRefNumber = isset($data['externalRefNumber']) ? $data['externalRefNumber'] : null;
        }

        $data = [
            'RevenueHeadId' => $this->revenueHeads,
            'TaxEntityInvoice' => $TaxEntityInvoice,
            'CallBackURL' => $callback,
            'RequestReference' => ReferenceNumber::getHashedToken(),
            'Quantity' => $quantity,
            'ExternalRefNumber' => $ExternalRefNumber,

        ];

        $this->setSignature($TaxEntityInvoice['Amount'], $callback);
        array_filter($data);

        $this->setHttpResponse('/api/v1/invoice/create', 'POST', $data);

        return $this;
    }

    /**
     * Set the invoice data from the callback response.
     *
     * @param array $data
     *
     * @return \Infinitypaul\Cbs\Cbs
     * @throws \Infinitypaul\Cbs\Exceptions\NotSetException
     */
    public function setInvoice($data = [])
    {
        $this->generateInvoice($data);
        $this->invoice = $this->getResponse();

        return $this;
    }

    /**
     * Get the invoice data from the callback response.
     */
    public function getData()
    {
        return $this->invoice;
    }

    /**
     * Get the invoice payment url from the callback response.
     */
    public function redirectNow()
    {
        return redirect($this->invoice['ResponseObject']['PaymentURL']);
    }

    /**
     * Compute Mac Address.
     *
     * @param $invoiceNumber
     * @param $paymentRef
     * @param $amount
     *
     *
     * @param $RequestReference
     *
     * @return string
     */
    protected function computeMac($invoiceNumber, $paymentRef, $amount, $RequestReference)
    {
        $amount = number_format((float) $amount, 2, '.', '');
        $string = $invoiceNumber.$paymentRef.$amount.$RequestReference;

        return base64_encode(hash_hmac('sha256', $string, $this->secretKey, true));
    }

    /**
     * Get Payment details if the transaction was verified successfully.
     *
     * @throws \Infinitypaul\Cbs\Exceptions\InvalidPostException
     */
    public function getPaymentData()
    {
        $mac = $this->computeMac(request()->InvoiceNumber, request()->PaymentRef, request()->AmountPaid, request()->RequestReference);
        if ($mac != request()->Mac) {
            throw new InvalidPostException('Invalid Call');
        } else {
            return response()->json(request()->toArray());
class A
{
    public function foo() { }
}

class B extends A
{
    public function bar() { }
}

/**
 * @param A|B $x
 */
function someFunction($x)
{
    $x->foo(); // This call is fine as the method exists in A and B.
    $x->bar(); // This method only exists in B and might cause an error.
}
        }
    }
}


1			<?php
2			/*
3			* This file is part of the Laravel Cbs package.
4			*
5			* (c) Edward Paul <[email protected]>
6			*
7			* For the full copyright and license information, please view the LICENSE
8			* file that was distributed with this source code.
9			*/
10
11			namespace Infinitypaul\Cbs;
12
13			use GuzzleHttp\Client;
14			use Illuminate\Support\Facades\Config;
15			use Infinitypaul\Cbs\Exceptions\InvalidPostException;
16			use Infinitypaul\Cbs\Exceptions\NotSetException;
17
18			class Cbs
19			{
20			/**
21			* Issue Secret Key from CBS.
22			* @var string
23			*/
24			protected $secretKey;
25
26			/**
27			* Issue Client ID from CBS.
28			* @var string
29			*/
30			protected $clientId;
31
32			/**
33			* Issue URL from CBS.
34			* @var string
35			*/
36			protected $baseUrl;
37
38			/**
39			* Issue Revenue Head from CBS.
40			* @var int
41			*/
42			protected $revenueHeads;
43
44			/**
45			* Issue Category ID from CBS Admin.
46			* @var int
47			*/
48			protected $categoryId;
49
50			/**
51			* Response from requests made to CBS.
52			* @var mixed
53			*/
54			protected $response;
55
56			/**
57			* Hashed Key.
58			* @var mixed
59			*/
60			protected $signature;
61
62			/**
63			* Payment Url - CBS payment page.
64			* @var string
65			*/
66			protected $url;
67
68			/**
69			* Response from CBS.
70			* @var mixed
71			*/
72			protected $invoice = [];
73
74			/**
75			* Instance of Client.
76			* @var Client
77			*/
78			protected $client;
79
80			public function __construct()
81			{
82			$this->setUrl();
83			$this->setConstant();
84			$this->checkConstant();
85			}
86
87			public function setUrl()
88			{
89			$this->baseUrl = Config::get('mode') === 'test' ? Config::get('cbs.testUrl') : Config::get('cbs.liveURL');
90			}
91
92			/**
93			* Get secret key from CBS config file.
94			*/
95			public function setConstant()
96			{
97			$this->secretKey = Config::get('cbs.secret');
98			$this->clientId = Config::get('cbs.clientId');
99			$this->revenueHeads = Config::get('cbs.revenueHead');
100			$this->categoryId = Config::get('cbs.categoryId');
101			}
102
103			protected function checkConstant()
104			{
105			if (! $this->revenueHeads) {
106			throw new NotSetException('Set Your Revenue Head');
107			}
108			if (! $this->clientId) {
109			throw new NotSetException('Set Your Client Id');
110			}
111			if (! $this->secretKey) {
112			throw new NotSetException('Set Your Secret Id');
113			}
114			if (! $this->categoryId) {
115			throw new NotSetException('Set Your Category Id');
116			}
117			if (! $this->baseUrl) {
118			throw new NotSetException('Set Your Test and Live Base Url');
119			}
120			}
121
122			protected function setSignature($amount, $callback)
123			{
124			$amount = number_format((float) $amount, 2, '.', '');
125			$string = $this->revenueHeads.$amount.$callback.$this->clientId;
126			//dd($string);
127			$this->signature = base64_encode(hash_hmac('sha256', $string, $this->secretKey, true));
128			$this->setRequestOptions();
129			}
130
131			/**
132			* Set options for making the Client request.
133			*/
134			private function setRequestOptions()
135			{
136			$this->client = new Client([
137			'base_uri' => $this->baseUrl,
138			'headers' => [
139			'Content-Type' => 'application/json',
140			'Accept' => 'application/json',
141			'CLIENTID' => $this->clientId,
142			'Signature' => $this->signature,
143			],
144			]);
145			}
146
147			/**
148			* @param $relativeUri
149			* @param string $method
150			* @param array $body
151			*
152			* @return \Infinitypaul\Cbs\Cbs
153			* @throws \Infinitypaul\Cbs\Exceptions\NotSetException
154			*/
155			private function setHttpResponse($relativeUri, $method, $body = [])
156			{
157			if (is_null($method)) {
158			throw new NotSetException('Empty Method Not Allowed');
159			}
160			$this->response = $this->client->{strtolower($method)}(
161			$this->baseUrl.$relativeUri,
162			['body' => json_encode($body)]
163			);
164
165			return $this;
166			}
167
168			private function getResponse()
169			{
170			return json_decode($this->response->getBody(), true);
171			}
172
173			protected function setUser($data)
174			{
175			if (isset($data['payerID'])) {
176			$user = ['PayerId' => $data['payerID']];
177			} else {
178			$user = [
179			'Recipient' => $data['full_name'],
180			'Email' => $data['email'],
181			'Address' => $data['address'],
182			'PhoneNumber' => $data['mobile_number'],
183			'TaxPayerIdentificationNumber' => isset($data['tin']) ? $data['tin'] : '',
184			];
185			}
186
187			return [
188			'TaxEntity' => $user,
189			'Amount' => intval($data['amount']),
190			'InvoiceDescription' => $data['description'],
191			'CategoryId' => $this->categoryId,
192			];
193			}
194
195			/**
196			* Initiate a payment request to Cbs
197			* Included the option to pass the payload to this method for situations
198			* when the payload is built on the fly (not passed to the controller from a view).
199			*
200			* @param array $data
201			*
202			* @return \Infinitypaul\Cbs\Cbs
203			* @throws \Infinitypaul\Cbs\Exceptions\NotSetException
204			*/
205			public function generateInvoice($data)
206			{
207			if (empty($data)) {
208			$TaxEntityInvoice = $this->setUser(request()->toArray());
209			$callback = request()->callback;
210			$quantity = request()->quantity;
211			$ExternalRefNumber = request()->has('externalRefNumber') ? request()->externalRefNumber : null;
212			} else {
213			$TaxEntityInvoice = $this->setUser($data);
214			$callback = $data['callback'];
215			$quantity = $data['quantity'];
216			$ExternalRefNumber = isset($data['externalRefNumber']) ? $data['externalRefNumber'] : null;
217			}
218
219			$data = [
220			'RevenueHeadId' => $this->revenueHeads,
221			'TaxEntityInvoice' => $TaxEntityInvoice,
222			'CallBackURL' => $callback,
223			'RequestReference' => ReferenceNumber::getHashedToken(),
224			'Quantity' => $quantity,
225			'ExternalRefNumber' => $ExternalRefNumber,
226
227			];
228
229			$this->setSignature($TaxEntityInvoice['Amount'], $callback);
230			array_filter($data);
231
232			$this->setHttpResponse('/api/v1/invoice/create', 'POST', $data);
233
234			return $this;
235			}
236
237			/**
238			* Set the invoice data from the callback response.
239			*
240			* @param array $data
241			*
242			* @return \Infinitypaul\Cbs\Cbs
243			* @throws \Infinitypaul\Cbs\Exceptions\NotSetException
244			*/
245			public function setInvoice($data = [])
246			{
247			$this->generateInvoice($data);
248			$this->invoice = $this->getResponse();
249
250			return $this;
251			}
252
253			/**
254			* Get the invoice data from the callback response.
255			*/
256			public function getData()
257			{
258			return $this->invoice;
259			}
260
261			/**
262			* Get the invoice payment url from the callback response.
263			*/
264			public function redirectNow()
265			{
266			return redirect($this->invoice['ResponseObject']['PaymentURL']);
267			}
268
269			/**
270			* Compute Mac Address.
271			*
272			* @param $invoiceNumber
273			* @param $paymentRef
274			* @param $amount
275			*
276			*
277			* @param $RequestReference
278			*
279			* @return string
280			*/
281			protected function computeMac($invoiceNumber, $paymentRef, $amount, $RequestReference)
282			{
283			$amount = number_format((float) $amount, 2, '.', '');
284			$string = $invoiceNumber.$paymentRef.$amount.$RequestReference;
285
286			return base64_encode(hash_hmac('sha256', $string, $this->secretKey, true));
287			}
288
289			/**
290			* Get Payment details if the transaction was verified successfully.
291			*
292			* @throws \Infinitypaul\Cbs\Exceptions\InvalidPostException
293			*/
294			public function getPaymentData()
295			{
296			$mac = $this->computeMac(request()->InvoiceNumber, request()->PaymentRef, request()->AmountPaid, request()->RequestReference);
297			if ($mac != request()->Mac) {
298			throw new InvalidPostException('Invalid Call');
299			} else {
300			return response()->json(request()->toArray());
			0 ignored issues – show Bug introduced 2020-04-25 15:01 UTC by Report Bug Copy Issue Report The method `json` does only exist in `Illuminate\Contracts\Routing\ResponseFactory`, but not in `Illuminate\Http\Response`. It seems like the method you are trying to call exists only in some of the possible types. Let’s take a look at an example: class A { public function foo() { } } class B extends A { public function bar() { } } /** * @param A\|B $x / function someFunction($x) { $x->foo(); // This call is fine as the method exists in A and B. $x->bar(); // This method only exists in B and might cause an error. } Available Fixes Add an additional type-check: /* * @param A\|B $x / function someFunction($x) { $x->foo(); if ($x instanceof B) { $x->bar(); } } Only allow a single type to be passed if the variable comes from a parameter: function someFunction(B $x) { /* ... */ } Loading history...
301			}
302			}
303			}
304

infinitypaul / laravel-cbs

Cbs::computeMac() A last analyzed 2020-05-01 19:32 UTC

Complexity

Size

Duplication

Importance

Available Fixes

Duplication Side-by-Side

Filter issues like

Cbs::computeMac() A
last analyzed 2020-05-01 19:32 UTC