BaseClient::requestUri() - Code Metrics - Inspection of "Draft: Refactor BEditaClient" - bedita/php-sdk - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Pull Request — master (#38)

by Dante

created 2022-04-14 10:02 UTC

BaseClient::requestUri() A

↳ Parent: BaseClient

Complexity

Conditions	5
Paths	6

Size

Total Lines	18
Code Lines	10

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
cc	5
eloc	10
c	1
b	0
f	0
nc	6
nop	2
dl	0
loc	18
rs	9.6111

<?php
/**
 * BEdita, API-first content management framework
 * Copyright 2022 Atlas Srl, ChannelWeb Srl, Chialab Srl
 *
 * Licensed under The MIT License
 * For full copyright and license information, please see the LICENSE.txt
 * Redistributions of files must retain the above copyright notice.
 */

namespace BEdita\SDK;

use GuzzleHttp\Psr7\Request;
use GuzzleHttp\Psr7\Uri;
use Http\Adapter\Guzzle7\Client;
use Psr\Http\Message\ResponseInterface;
use WoohooLabs\Yang\JsonApi\Client\JsonApiClient;

class BaseClient
{
    use LogTrait;

    /**
     * Last response.
     *
     * @var \Psr\Http\Message\ResponseInterface
     */
    private $response = null;

    /**
     * BEdita4 API base URL
     *
     * @var string
     */
    private $apiBaseUrl = null;

    /**
     * BEdita4 API KEY
     *
     * @var string
     */
    private $apiKey = null;

    /**
     * Default headers in request
     *
     * @var array
     */
    private $defaultHeaders = [
        'Accept' => 'application/vnd.api+json',
    ];

    /**
     * Default headers in request
     *
     * @var array
     */
    private $defaultContentTypeHeader = [
        'Content-Type' => 'application/json',
    ];

    /**
     * JWT Auth tokens
     *
     * @var array
     */
    private $tokens = [];

    /**
     * JSON API BEdita4 client
     *
     * @var \WoohooLabs\Yang\JsonApi\Client\JsonApiClient
     */
    private $jsonApiClient = null;

    /**
     * Setup main client options:
     *  - API base URL
     *  - API KEY
     *  - Auth tokens 'jwt' and 'renew' (optional)
     *
     * @param string $apiUrl API base URL
     * @param string|null $apiKey API key
     * @param array $tokens JWT Autorization tokens as associative array ['jwt' => '###', 'renew' => '###']
     * @param array $guzzleConfig Additional default configuration for GuzzleHTTP client.
     * @return void
     */
    public function __construct(string $apiUrl, ?string $apiKey = null, array $tokens = [], array $guzzleConfig = [])
    {
        $this->apiBaseUrl = $apiUrl;
        $this->apiKey = $apiKey;

        $this->defaultHeaders['X-Api-Key'] = $this->apiKey;
        $this->setupTokens($tokens);

        // setup an asynchronous JSON API client
        $guzzleClient = Client::createWithConfig($guzzleConfig);
        $this->jsonApiClient = new JsonApiClient($guzzleClient);
    }

    /**
     * Setup JWT access and refresh tokens.
     *
     * @param array $tokens JWT tokens as associative array ['jwt' => '###', 'renew' => '###']
     * @return void
     */
    public function setupTokens(array $tokens): void
    {
        $this->tokens = $tokens;
        if (!empty($tokens['jwt'])) {
            $this->defaultHeaders['Authorization'] = sprintf('Bearer %s', $tokens['jwt']);
        } else {
            unset($this->defaultHeaders['Authorization']);
        }
    }

    /**
     * Get default headers in use on every request
     *
     * @return array Default headers
     * @codeCoverageIgnore
     */
    public function getDefaultHeaders(): array
    {
        return $this->defaultHeaders;
    }

    /**
     * Get API base URL used tokens
     *
     * @return string API base URL
     * @codeCoverageIgnore
     */
    public function getApiBaseUrl(): string
    {
        return $this->apiBaseUrl;
    }

    /**
     * Get current used tokens
     *
     * @return array Current tokens
     * @codeCoverageIgnore
     */
    public function getTokens(): array
    {
        return $this->tokens;
    }

    /**
     * Get last HTTP response
     *
     * @return ResponseInterface|null Response PSR interface
     * @codeCoverageIgnore
     */
    public function getResponse(): ?ResponseInterface
    {
        return $this->response;
    }

    /**
     * Get HTTP response status code
     * Return null if no response is available
     *
     * @return int|null Status code.
     */
    public function getStatusCode(): ?int
    {
        return $this->response ? $this->response->getStatusCode() : null;
    }

    /**
     * Get HTTP response status message
     * Return null if no response is available
     *
     * @return string|null Message related to status code.
     */
    public function getStatusMessage(): ?string
    {
        return $this->response ? $this->response->getReasonPhrase() : null;
    }

    /**
     * Get response body serialized into a PHP array
     *
     * @return array|null Response body as PHP array.
     */
    public function getResponseBody(): ?array
    {
        $response = $this->getResponse();
        if (empty($response)) {
            return null;
        }
        $responseBody = json_decode((string)$response->getBody(), true);
        if (!is_array($responseBody)) {
            return null;
        }

        return $responseBody;
    }

    /**
     * Refresh JWT access token.
     *
     * On success `$this->tokens` data will be updated with new access and renew tokens.
     *
     * @throws \BadMethodCallException Throws an exception if client has no renew token available.
     * @throws \Cake\Network\Exception\ServiceUnavailableException Throws an exception if server response doesn't
     *      include the expected data.
     * @return void
     * @throws BEditaClientException Throws an exception if server response code is not 20x.
     */
    public function refreshTokens(): void
    {
        if (empty($this->tokens['renew'])) {
            throw new \BadMethodCallException('You must be logged in to renew token');
        }

        $headers = [
            'Authorization' => sprintf('Bearer %s', $this->tokens['renew']),
        ];

        $this->sendRequest('POST', '/auth', [], $headers);
        $body = $this->getResponseBody();
        if (empty($body['meta']['jwt'])) {
            throw new BEditaClientException('Invalid response from server');
        }

        $this->setupTokens($body['meta']);
    }

    /**
     * Send a generic JSON API request with a basic retry policy on expired token exception.
     *
     * @param string $method HTTP Method.
     * @param string $path Endpoint URL path.
     * @param array|null $query Query string parameters.
     * @param string[]|null $headers Custom request headers.
     * @param string|resource|\Psr\Http\Message\StreamInterface|null $body Request body.
     * @return \Psr\Http\Message\ResponseInterface
     */
    protected function sendRequestRetry(string $method, string $path, ?array $query = null, ?array $headers = null, $body = null): ResponseInterface
    {
        try {
            return $this->sendRequest($method, $path, $query, $headers, $body);
        } catch (BEditaClientException $e) {
            // Handle error.
            $attributes = $e->getAttributes();
            if ($e->getCode() !== 401 || empty($attributes['code']) || $attributes['code'] !== 'be_token_expired') {
                // Not an expired token's fault.
                throw $e;
            }

            // Refresh and retry.
            $this->refreshTokens();
            unset($headers['Authorization']);

            return $this->sendRequest($method, $path, $query, $headers, $body);
        }
    }

    /**
     * Send a generic JSON API request and retrieve response $this->response
     *
     * @param string $method HTTP Method.
     * @param string $path Endpoint URL path (with or without starting `/`) or absolute API path
     * @param array|null $query Query string parameters.
     * @param string[]|null $headers Custom request headers.
     * @param string|resource|\Psr\Http\Message\StreamInterface|null $body Request body.
     * @return \Psr\Http\Message\ResponseInterface
     * @throws BEditaClientException Throws an exception if server response code is not 20x.
     */
    protected function sendRequest(string $method, string $path, ?array $query = null, ?array $headers = null, $body = null): ResponseInterface
    {
        $uri = $this->requestUri($path, $query);
        $headers = array_merge($this->defaultHeaders, (array)$headers);

        // set default `Content-Type` if not set and $body not empty
        if (!empty($body)) {
            $headers = array_merge($this->defaultContentTypeHeader, $headers);
        }

        // Send the request synchronously to retrieve the response.
        // Request and response log performed only if configured via `initLogger()`
        $request = new Request($method, $uri, $headers, $body);
        $this->logRequest($request);
        $this->response = $this->jsonApiClient->sendRequest($request);
        $this->logResponse($this->response);
        if ($this->getStatusCode() >= 400) {
            // Something bad just happened.
            $response = $this->getResponseBody();
            // Message will be 'error` array, if absent use status massage
            $message = empty($response['error']) ? $this->getStatusMessage() : $response['error'];
            throw new BEditaClientException($message, $this->getStatusCode());
        }

        return $this->response;
    }

    /**
     * Create request URI from path.
     * If path is absolute, i.e. it starts with 'http://' or 'https://', path is unchanged.
     * Otherwise `$this->apiBaseUrl` is prefixed, prepending a `/` if necessary.
     *
     * @param string $path Endpoint URL path (with or without starting `/`) or absolute API path
     * @param array|null $query Query string parameters.
     * @return Uri
     */
    protected function requestUri(string $path, ?array $query = null): Uri
    {
        if (strpos($path, 'https://') !== 0 && strpos($path, 'http://') !== 0) {
            if (substr($path, 0, 1) !== '/') {
                $path = '/' . $path;
            }
            $path = $this->apiBaseUrl . $path;
        }
        $uri = new Uri($path);

        // if path contains query strings, remove them from path and add them to query filter
        parse_str($uri->getQuery(), $uriQuery);
        if ($query) {
            $query = array_merge((array)$uriQuery, (array)$query);
            $uri = $uri->withQuery(http_build_query($query));
        }

        return $uri;
    }

    /**
     * Unset Authorization from defaultHeaders.
     *
     * @return void
     */
    protected function unsetAuthorization(): void
    {
        if (!array_key_exists('Authorization', $this->defaultHeaders)) {
            return;
        }
        unset($this->defaultHeaders['Authorization']);
    }
}


1			<?php
2			/**
3			* BEdita, API-first content management framework
4			* Copyright 2022 Atlas Srl, ChannelWeb Srl, Chialab Srl
5			*
6			* Licensed under The MIT License
7			* For full copyright and license information, please see the LICENSE.txt
8			* Redistributions of files must retain the above copyright notice.
9			*/
10
11			namespace BEdita\SDK;
12
13			use GuzzleHttp\Psr7\Request;
14			use GuzzleHttp\Psr7\Uri;
15			use Http\Adapter\Guzzle7\Client;
16			use Psr\Http\Message\ResponseInterface;
17			use WoohooLabs\Yang\JsonApi\Client\JsonApiClient;
18
19			class BaseClient
20			{
21			use LogTrait;
22
23			/**
24			* Last response.
25			*
26			* @var \Psr\Http\Message\ResponseInterface
27			*/
28			private $response = null;
29
30			/**
31			* BEdita4 API base URL
32			*
33			* @var string
34			*/
35			private $apiBaseUrl = null;
36
37			/**
38			* BEdita4 API KEY
39			*
40			* @var string
41			*/
42			private $apiKey = null;
43
44			/**
45			* Default headers in request
46			*
47			* @var array
48			*/
49			private $defaultHeaders = [
50			'Accept' => 'application/vnd.api+json',
51			];
52
53			/**
54			* Default headers in request
55			*
56			* @var array
57			*/
58			private $defaultContentTypeHeader = [
59			'Content-Type' => 'application/json',
60			];
61
62			/**
63			* JWT Auth tokens
64			*
65			* @var array
66			*/
67			private $tokens = [];
68
69			/**
70			* JSON API BEdita4 client
71			*
72			* @var \WoohooLabs\Yang\JsonApi\Client\JsonApiClient
73			*/
74			private $jsonApiClient = null;
75
76			/**
77			* Setup main client options:
78			* - API base URL
79			* - API KEY
80			* - Auth tokens 'jwt' and 'renew' (optional)
81			*
82			* @param string $apiUrl API base URL
83			* @param string\|null $apiKey API key
84			* @param array $tokens JWT Autorization tokens as associative array ['jwt' => '###', 'renew' => '###']
85			* @param array $guzzleConfig Additional default configuration for GuzzleHTTP client.
86			* @return void
87			*/
88			public function __construct(string $apiUrl, ?string $apiKey = null, array $tokens = [], array $guzzleConfig = [])
89			{
90			$this->apiBaseUrl = $apiUrl;
91			$this->apiKey = $apiKey;
92
93			$this->defaultHeaders['X-Api-Key'] = $this->apiKey;
94			$this->setupTokens($tokens);
95
96			// setup an asynchronous JSON API client
97			$guzzleClient = Client::createWithConfig($guzzleConfig);
98			$this->jsonApiClient = new JsonApiClient($guzzleClient);
99			}
100
101			/**
102			* Setup JWT access and refresh tokens.
103			*
104			* @param array $tokens JWT tokens as associative array ['jwt' => '###', 'renew' => '###']
105			* @return void
106			*/
107			public function setupTokens(array $tokens): void
108			{
109			$this->tokens = $tokens;
110			if (!empty($tokens['jwt'])) {
111			$this->defaultHeaders['Authorization'] = sprintf('Bearer %s', $tokens['jwt']);
112			} else {
113			unset($this->defaultHeaders['Authorization']);
114			}
115			}
116
117			/**
118			* Get default headers in use on every request
119			*
120			* @return array Default headers
121			* @codeCoverageIgnore
122			*/
123			public function getDefaultHeaders(): array
124			{
125			return $this->defaultHeaders;
126			}
127
128			/**
129			* Get API base URL used tokens
130			*
131			* @return string API base URL
132			* @codeCoverageIgnore
133			*/
134			public function getApiBaseUrl(): string
135			{
136			return $this->apiBaseUrl;
137			}
138
139			/**
140			* Get current used tokens
141			*
142			* @return array Current tokens
143			* @codeCoverageIgnore
144			*/
145			public function getTokens(): array
146			{
147			return $this->tokens;
148			}
149
150			/**
151			* Get last HTTP response
152			*
153			* @return ResponseInterface\|null Response PSR interface
154			* @codeCoverageIgnore
155			*/
156			public function getResponse(): ?ResponseInterface
157			{
158			return $this->response;
159			}
160
161			/**
162			* Get HTTP response status code
163			* Return null if no response is available
164			*
165			* @return int\|null Status code.
166			*/
167			public function getStatusCode(): ?int
168			{
169			return $this->response ? $this->response->getStatusCode() : null;
170			}
171
172			/**
173			* Get HTTP response status message
174			* Return null if no response is available
175			*
176			* @return string\|null Message related to status code.
177			*/
178			public function getStatusMessage(): ?string
179			{
180			return $this->response ? $this->response->getReasonPhrase() : null;
181			}
182
183			/**
184			* Get response body serialized into a PHP array
185			*
186			* @return array\|null Response body as PHP array.
187			*/
188			public function getResponseBody(): ?array
189			{
190			$response = $this->getResponse();
191			if (empty($response)) {
192			return null;
193			}
194			$responseBody = json_decode((string)$response->getBody(), true);
195			if (!is_array($responseBody)) {
196			return null;
197			}
198
199			return $responseBody;
200			}
201
202			/**
203			* Refresh JWT access token.
204			*
205			* On success `$this->tokens` data will be updated with new access and renew tokens.
206			*
207			* @throws \BadMethodCallException Throws an exception if client has no renew token available.
208			* @throws \Cake\Network\Exception\ServiceUnavailableException Throws an exception if server response doesn't
209			* include the expected data.
210			* @return void
211			* @throws BEditaClientException Throws an exception if server response code is not 20x.
212			*/
213			public function refreshTokens(): void
214			{
215			if (empty($this->tokens['renew'])) {
216			throw new \BadMethodCallException('You must be logged in to renew token');
217			}
218
219			$headers = [
220			'Authorization' => sprintf('Bearer %s', $this->tokens['renew']),
221			];
222
223			$this->sendRequest('POST', '/auth', [], $headers);
224			$body = $this->getResponseBody();
225			if (empty($body['meta']['jwt'])) {
226			throw new BEditaClientException('Invalid response from server');
227			}
228
229			$this->setupTokens($body['meta']);
230			}
231
232			/**
233			* Send a generic JSON API request with a basic retry policy on expired token exception.
234			*
235			* @param string $method HTTP Method.
236			* @param string $path Endpoint URL path.
237			* @param array\|null $query Query string parameters.
238			* @param string[]\|null $headers Custom request headers.
239			* @param string\|resource\|\Psr\Http\Message\StreamInterface\|null $body Request body.
240			* @return \Psr\Http\Message\ResponseInterface
241			*/
242			protected function sendRequestRetry(string $method, string $path, ?array $query = null, ?array $headers = null, $body = null): ResponseInterface
243			{
244			try {
245			return $this->sendRequest($method, $path, $query, $headers, $body);
246			} catch (BEditaClientException $e) {
247			// Handle error.
248			$attributes = $e->getAttributes();
249			if ($e->getCode() !== 401 \|\| empty($attributes['code']) \|\| $attributes['code'] !== 'be_token_expired') {
250			// Not an expired token's fault.
251			throw $e;
252			}
253
254			// Refresh and retry.
255			$this->refreshTokens();
256			unset($headers['Authorization']);
257
258			return $this->sendRequest($method, $path, $query, $headers, $body);
259			}
260			}
261
262			/**
263			* Send a generic JSON API request and retrieve response $this->response
264			*
265			* @param string $method HTTP Method.
266			* @param string $path Endpoint URL path (with or without starting `/`) or absolute API path
267			* @param array\|null $query Query string parameters.
268			* @param string[]\|null $headers Custom request headers.
269			* @param string\|resource\|\Psr\Http\Message\StreamInterface\|null $body Request body.
270			* @return \Psr\Http\Message\ResponseInterface
271			* @throws BEditaClientException Throws an exception if server response code is not 20x.
272			*/
273			protected function sendRequest(string $method, string $path, ?array $query = null, ?array $headers = null, $body = null): ResponseInterface
274			{
275			$uri = $this->requestUri($path, $query);
276			$headers = array_merge($this->defaultHeaders, (array)$headers);
277
278			// set default `Content-Type` if not set and $body not empty
279			if (!empty($body)) {
280			$headers = array_merge($this->defaultContentTypeHeader, $headers);
281			}
282
283			// Send the request synchronously to retrieve the response.
284			// Request and response log performed only if configured via `initLogger()`
285			$request = new Request($method, $uri, $headers, $body);
286			$this->logRequest($request);
287			$this->response = $this->jsonApiClient->sendRequest($request);
288			$this->logResponse($this->response);
289			if ($this->getStatusCode() >= 400) {
290			// Something bad just happened.
291			$response = $this->getResponseBody();
292			// Message will be 'error` array, if absent use status massage
293			$message = empty($response['error']) ? $this->getStatusMessage() : $response['error'];
294			throw new BEditaClientException($message, $this->getStatusCode());
295			}
296
297			return $this->response;
298			}
299
300			/**
301			* Create request URI from path.
302			* If path is absolute, i.e. it starts with 'http://' or 'https://', path is unchanged.
303			* Otherwise `$this->apiBaseUrl` is prefixed, prepending a `/` if necessary.
304			*
305			* @param string $path Endpoint URL path (with or without starting `/`) or absolute API path
306			* @param array\|null $query Query string parameters.
307			* @return Uri
308			*/
309			protected function requestUri(string $path, ?array $query = null): Uri
310			{
311			if (strpos($path, 'https://') !== 0 && strpos($path, 'http://') !== 0) {
312			if (substr($path, 0, 1) !== '/') {
313			$path = '/' . $path;
314			}
315			$path = $this->apiBaseUrl . $path;
316			}
317			$uri = new Uri($path);
318
319			// if path contains query strings, remove them from path and add them to query filter
320			parse_str($uri->getQuery(), $uriQuery);
321			if ($query) {
322			$query = array_merge((array)$uriQuery, (array)$query);
323			$uri = $uri->withQuery(http_build_query($query));
324			}
325
326			return $uri;
327			}
328
329			/**
330			* Unset Authorization from defaultHeaders.
331			*
332			* @return void
333			*/
334			protected function unsetAuthorization(): void
335			{
336			if (!array_key_exists('Authorization', $this->defaultHeaders)) {
337			return;
338			}
339			unset($this->defaultHeaders['Authorization']);
340			}
341			}
342

bedita / php-sdk

Pull Request — master (#38)

BaseClient::requestUri() A

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