MediawikiApi::getVersion() - Code Metrics - Inspection of "Use DOM instead of SimpleXml for parsing HTML" - addwiki/mediawiki-api-base - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#34)

by Sam

created 2017-04-25 22:30 UTC

MediawikiApi::getVersion() A

↳ Parent: MediawikiApi

Complexity

Conditions	2
Paths	2

Size

Total Lines	15
Code Lines	11

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	13
CRAP Score	2

Importance

Changes

Metric	Value
dl	0
loc	15
c	0
b	0
f	0
ccs	13
cts	13
cp	1
rs	9.4285
cc	2
eloc	11
nc	2
nop	0
crap	2

<?php

namespace Mediawiki\Api;

use DOMDocument;
use DOMXPath;
use GuzzleHttp\Client;
use GuzzleHttp\ClientInterface;
use GuzzleHttp\Exception\RequestException;
use GuzzleHttp\Promise\PromiseInterface;
use InvalidArgumentException;
use Mediawiki\Api\Guzzle\ClientFactory;
use Psr\Http\Message\ResponseInterface;
use Psr\Log\LoggerAwareInterface;
use Psr\Log\LoggerInterface;
use Psr\Log\LogLevel;
use Psr\Log\NullLogger;
use SimpleXMLElement;

/**
 * Main class for this library
 *
 * @since 0.1
 *
 * @author Addshore
 */
class MediawikiApi implements MediawikiApiInterface, LoggerAwareInterface {

	/**
	 * @var ClientInterface|null Should be accessed through getClient
	 */
	private $client = null;

	/**
	 * @var bool|string
	 */
	private $isLoggedIn;

	/**
	 * @var MediawikiSession
	 */
	private $session;

	/**
	 * @var string
	 */
	private $version;

	/**
	 * @var LoggerInterface
	 */
	private $logger;

	/**
	 * @var string
	 */
	private $apiUrl;

	/**
	 * @since 2.0
	 *
	 * @param string $apiEndpoint e.g. https://en.wikipedia.org/w/api.php
	 *
	 * @return self returns a MediawikiApi instance using $apiEndpoint
	 */
	public static function newFromApiEndpoint( $apiEndpoint ) {
		return new self( $apiEndpoint );
	}

	/**
	 * Create a new MediawikiApi object from a URL to any page in a MediaWiki website.
	 *
	 * @since 2.0
	 * @see https://en.wikipedia.org/wiki/Really_Simple_Discovery
	 *
	 * @param string $url e.g. https://en.wikipedia.org OR https://de.wikipedia.org/wiki/Berlin
	 * @return self returns a MediawikiApi instance using the apiEndpoint provided by the RSD
	 *              file accessible on all Mediawiki pages
	 * @throws UsageException If the RSD URL could not be found in the page's HTML.
	 */
	public static function newFromPage( $url ) {
		$tempClient = new Client( [ 'headers' => [ 'User-Agent' => 'addwiki-mediawiki-client' ] ] );

		// Get the page HTML and extract the RSD link.
		$pageHtml = $tempClient->get( $url )->getBody();
		$pageDoc = new DOMDocument();
		$pageDoc->loadHTML( $pageHtml );
		$link = ( new DOMXpath( $pageDoc ) )->query( 'head/link[@type="application/rsd+xml"][@href]' );
		if ( $link->length === 0 ) {
			throw new RsdException( "Unable to find RSD URL in page: $url" );
		}
		$rsdUrl = $link->item( 0 )->attributes->getnamedItem( 'href' )->nodeValue;

		// Then get the RSD XML, and return the API link.
		$rsdXml = new SimpleXMLElement( $tempClient->get( $rsdUrl )->getBody() );
		return self::newFromApiEndpoint( (string)$rsdXml->service->apis->api->attributes()->apiLink );
	}

	/**
	 * @param string $apiUrl The API Url
	 * @param ClientInterface|null $client Guzzle Client
	 * @param MediawikiSession|null $session Inject a custom session here
	 */
	public function __construct( $apiUrl, ClientInterface $client = null, MediawikiSession $session = null ) {
		if( !is_string( $apiUrl ) ) {
			throw new InvalidArgumentException( '$apiUrl must be a string' );
		}
		if( $session === null ) {
			$session = new MediawikiSession( $this );
		}

		$this->apiUrl = $apiUrl;
		$this->client = $client;
		$this->session = $session;

		$this->logger = new NullLogger();
	}

	/**
	 * Get the API URL (the URL to which API requests are sent, usually ending in api.php).
	 * This is useful if you've created this object via MediawikiApi::newFromPage().
	 *
	 * @since 2.3
	 *
	 * @return string The API URL.
	 */
	public function getApiUrl() {
		return $this->apiUrl;
	}

	/**
	 * @return ClientInterface
	 */
	private function getClient() {
		if( $this->client === null ) {
			$clientFactory = new ClientFactory();
			$clientFactory->setLogger( $this->logger );
			$this->client = $clientFactory->getClient();
		}
		return $this->client;
	}

	/**
	 * Sets a logger instance on the object
	 *
	 * @since 1.1
	 *
	 * @param LoggerInterface $logger
	 *
	 * @return null
	 */
	public function setLogger( LoggerInterface $logger ) {
		$this->logger = $logger;
		$this->session->setLogger( $logger );
	}

	/**
	 * @since 2.0
	 *
	 * @param Request $request
	 *
	 * @return PromiseInterface
	 *         Normally promising an array, though can be mixed (json_decode result)
	 *         Can throw UsageExceptions or RejectionExceptions
	 */
	public function getRequestAsync( Request $request ) {
		$promise = $this->getClient()->requestAsync(
			'GET',
			$this->apiUrl,
			$this->getClientRequestOptions( $request, 'query' )
		);

		return $promise->then( function( ResponseInterface $response ) {
			return call_user_func( array( $this, 'decodeResponse' ), $response );
		} );
	}

	/**
	 * @since 2.0
	 *
	 * @param Request $request
	 *
	 * @return PromiseInterface
	 *         Normally promising an array, though can be mixed (json_decode result)
	 *         Can throw UsageExceptions or RejectionExceptions
	 */
	public function postRequestAsync( Request $request ) {
		$promise = $this->getClient()->requestAsync(
			'POST',
			$this->apiUrl,
			$this->getClientRequestOptions( $request, $this->getPostRequestEncoding( $request ) )
		);

		return $promise->then( function( ResponseInterface $response ) {
			return call_user_func( array( $this, 'decodeResponse' ), $response );
		} );
	}

	/**
	 * @since 0.2
	 *
	 * @param Request $request
	 *
	 * @return mixed Normally an array
	 */
	public function getRequest( Request $request ) {
		$response = $this->getClient()->request(
			'GET',
			$this->apiUrl,
			$this->getClientRequestOptions( $request, 'query' )
		);

		return $this->decodeResponse( $response );
	}

	/**
	 * @since 0.2
	 *
	 * @param Request $request
	 *
	 * @return mixed Normally an array
	 */
	public function postRequest( Request $request ) {
		$response = $this->getClient()->request(
			'POST',
			$this->apiUrl,
			$this->getClientRequestOptions( $request, $this->getPostRequestEncoding( $request ) )
		);

		return $this->decodeResponse( $response );
	}

	/**
	 * @param ResponseInterface $response
	 *
	 * @return mixed
	 * @throws UsageException
	 */
	private function decodeResponse( ResponseInterface $response ) {
		$resultArray = json_decode( $response->getBody(), true );

		$this->logWarnings( $resultArray );
		$this->throwUsageExceptions( $resultArray );

		return $resultArray;
	}

    /**
     * @param Request $request
     *
     * @return string
     */
	private function getPostRequestEncoding( Request $request ) {
	    foreach ( $request->getParams() as $value ) {
            if ( is_resource( $value ) ) {
                return 'multipart';
            }
        }
        return 'form_params';
    }

	/**
	 * @param Request $request
	 * @param string $paramsKey either 'query' or 'multipart'
	 *
	 * @throws RequestException
	 *
	 * @return array as needed by ClientInterface::get and ClientInterface::post
	 */
	private function getClientRequestOptions( Request $request, $paramsKey ) {

		$params = array_merge( $request->getParams(), array( 'format' => 'json' ) );
		if ( $paramsKey === 'multipart' ) {
			$params = $this->encodeMultipartParams( $params );
		}

		return array(
			$paramsKey => $params,
			'headers' => array_merge( $this->getDefaultHeaders(), $request->getHeaders() ),
		);
	}

	/**
	 * @param array $params
	 *
	 * @return array
	 */
	private function encodeMultipartParams( $params ) {

		return array_map(
			function ( $name, $value ) {

				return array(
					'name' => $name,
					'contents' => $value,
				);
			},
			array_keys( $params ),
			$params
		);
	}

	/**
	 * @return array
	 */
	private function getDefaultHeaders() {
		return array(
			'User-Agent' => $this->getUserAgent(),
		);
	}

	private function getUserAgent() {
		$loggedIn = $this->isLoggedin();
		if( $loggedIn ) {
			return 'addwiki-mediawiki-client/' . $loggedIn;
		}
		return 'addwiki-mediawiki-client';
	}

	/**
	 * @param $result
	 */
	private function logWarnings( $result ) {
		if( is_array( $result ) && array_key_exists( 'warnings', $result ) ) {
			foreach( $result['warnings'] as $module => $warningData ) {
				// Accomodate both formatversion=2 and old-style API results
				if( isset( $warningData['*'] ) ) {
					$this->logger->log( LogLevel::WARNING, $module . ': ' . $warningData['*'], array( 'data' => $warningData ) );
				} else {
					$this->logger->log( LogLevel::WARNING, $module . ': ' . $warningData['warnings'], array( 'data' => $warningData ) );
				}
			}
		}
	}

	/**
	 * @param array $result
	 *
	 * @throws UsageException
	 */
	private function throwUsageExceptions( $result ) {
		if( is_array( $result ) && array_key_exists( 'error', $result ) ) {
			throw new UsageException(
				$result['error']['code'],
				$result['error']['info'],
				$result
			);
		}
	}

	/**
	 * @since 0.1
	 *
	 * @return bool|string false or the name of the current user
	 */
	public function isLoggedin() {
		return $this->isLoggedIn;
	}

	/**
	 * @since 0.1
	 *
	 * @param ApiUser $apiUser
	 *
	 * @throws UsageException
	 * @return bool success
	 */
	public function login( ApiUser $apiUser ) {
		$this->logger->log( LogLevel::DEBUG, 'Logging in' );
		$credentials = $this->getLoginParams( $apiUser );
		$result = $this->postRequest( new SimpleRequest( 'login', $credentials ) );
		if ( $result['login']['result'] == "NeedToken" ) {
			$result = $this->postRequest( new SimpleRequest( 'login', array_merge( array( 'lgtoken' => $result['login']['token'] ), $credentials) ) );
		}
		if ( $result['login']['result'] == "Success" ) {
			$this->isLoggedIn = $apiUser->getUsername();
			return true;
		}

		$this->isLoggedIn = false;
		$this->logger->log( LogLevel::DEBUG, 'Login failed.', $result );
		$this->throwLoginUsageException( $result );
		return false;
	}

	/**
	 * @param ApiUser $apiUser
	 *
	 * @return string[]
	 */
	private function getLoginParams( ApiUser $apiUser ) {
		$params = array(
			'lgname' => $apiUser->getUsername(),
			'lgpassword' => $apiUser->getPassword(),
		);

		if( !is_null( $apiUser->getDomain() ) ) {
			$params['lgdomain'] = $apiUser->getDomain();
		}
		return $params;
	}

	/**
	 * @param array $result
	 *
	 * @throws UsageException
	 */
	private function throwLoginUsageException( $result ) {
		$loginResult = $result['login']['result'];

		throw new UsageException(
			'login-' . $loginResult,
			array_key_exists( 'reason', $result['login'] )
				? $result['login']['reason']
				: 'No Reason given',
			$result
		);
	}

	/**
	 * @since 0.1
	 *
	 * @return bool success
	 */
	public function logout() {
		$this->logger->log( LogLevel::DEBUG, 'Logging out' );
		$result = $this->postRequest( new SimpleRequest( 'logout' ) );
		if( $result === array() ) {
			$this->isLoggedIn = false;
			$this->clearTokens();
			return true;
		}
		return false;
	}

	/**
	 * @since 0.1
	 *
	 * @param string $type
	 *
	 * @return string
	 */
	public function getToken( $type = 'csrf' ) {
		return $this->session->getToken( $type );
	}

	/**
	 * @since 0.1
	 *
	 * Clears all tokens stored by the api
	 */
	public function clearTokens() {
		$this->session->clearTokens();
	}

	/**
	 * @return string
	 */
	public function getVersion(){
		if( !isset( $this->version ) ) {
			$result = $this->getRequest( new SimpleRequest( 'query', array(
				'meta' => 'siteinfo',
				'continue' => '',
			) ) );
			preg_match(
				'/\d+(?:\.\d+)+/',
				$result['query']['general']['generator'],
				$versionParts
			);
			$this->version = $versionParts[0];
		}
		return $this->version;
	}

}


1		<?php
2
3		namespace Mediawiki\Api;
4
5		use DOMDocument;
6		use DOMXPath;
7		use GuzzleHttp\Client;
8		use GuzzleHttp\ClientInterface;
9		use GuzzleHttp\Exception\RequestException;
10		use GuzzleHttp\Promise\PromiseInterface;
11		use InvalidArgumentException;
12		use Mediawiki\Api\Guzzle\ClientFactory;
13		use Psr\Http\Message\ResponseInterface;
14		use Psr\Log\LoggerAwareInterface;
15		use Psr\Log\LoggerInterface;
16		use Psr\Log\LogLevel;
17		use Psr\Log\NullLogger;
18		use SimpleXMLElement;
19
20		/**
21		* Main class for this library
22		*
23		* @since 0.1
24		*
25		* @author Addshore
26		*/
27		class MediawikiApi implements MediawikiApiInterface, LoggerAwareInterface {
28
29		/**
30		* @var ClientInterface\|null Should be accessed through getClient
31		*/
32		private $client = null;
33
34		/**
35		* @var bool\|string
36		*/
37		private $isLoggedIn;
38
39		/**
40		* @var MediawikiSession
41		*/
42		private $session;
43
44		/**
45		* @var string
46		*/
47		private $version;
48
49		/**
50		* @var LoggerInterface
51		*/
52		private $logger;
53
54		/**
55		* @var string
56		*/
57		private $apiUrl;
58
59		/**
60		* @since 2.0
61		*
62		* @param string $apiEndpoint e.g. https://en.wikipedia.org/w/api.php
63		*
64		* @return self returns a MediawikiApi instance using $apiEndpoint
65		*/
66		public static function newFromApiEndpoint( $apiEndpoint ) {
67		return new self( $apiEndpoint );
68		}
69
70		/**
71		* Create a new MediawikiApi object from a URL to any page in a MediaWiki website.
72		*
73		* @since 2.0
74		* @see https://en.wikipedia.org/wiki/Really_Simple_Discovery
75		*
76		* @param string $url e.g. https://en.wikipedia.org OR https://de.wikipedia.org/wiki/Berlin
77		* @return self returns a MediawikiApi instance using the apiEndpoint provided by the RSD
78		* file accessible on all Mediawiki pages
79		* @throws UsageException If the RSD URL could not be found in the page's HTML.
80		*/
81	2	public static function newFromPage( $url ) {
82	2	$tempClient = new Client( [ 'headers' => [ 'User-Agent' => 'addwiki-mediawiki-client' ] ] );
83
84		// Get the page HTML and extract the RSD link.
85	2	$pageHtml = $tempClient->get( $url )->getBody();
86	2	$pageDoc = new DOMDocument();
87	2	$pageDoc->loadHTML( $pageHtml );
88	2	$link = ( new DOMXpath( $pageDoc ) )->query( 'head/link[@type="application/rsd+xml"][@href]' );
89	2	if ( $link->length === 0 ) {
90	1	throw new RsdException( "Unable to find RSD URL in page: $url" );
91		}
92	1	$rsdUrl = $link->item( 0 )->attributes->getnamedItem( 'href' )->nodeValue;
93
94		// Then get the RSD XML, and return the API link.
95	1	$rsdXml = new SimpleXMLElement( $tempClient->get( $rsdUrl )->getBody() );
96	1	return self::newFromApiEndpoint( (string)$rsdXml->service->apis->api->attributes()->apiLink );
97		}
98
99		/**
100		* @param string $apiUrl The API Url
101		* @param ClientInterface\|null $client Guzzle Client
102		* @param MediawikiSession\|null $session Inject a custom session here
103		*/
104	24	public function __construct( $apiUrl, ClientInterface $client = null, MediawikiSession $session = null ) {
105	24	if( !is_string( $apiUrl ) ) {
106	4	throw new InvalidArgumentException( '$apiUrl must be a string' );
107		}
108	20	if( $session === null ) {
109	20	$session = new MediawikiSession( $this );
110	20	}
111
112	20	$this->apiUrl = $apiUrl;
113	20	$this->client = $client;
114	20	$this->session = $session;
115
116	20	$this->logger = new NullLogger();
117	20	}
118
119		/**
120		* Get the API URL (the URL to which API requests are sent, usually ending in api.php).
121		* This is useful if you've created this object via MediawikiApi::newFromPage().
122		*
123		* @since 2.3
124		*
125		* @return string The API URL.
126		*/
127		public function getApiUrl() {
128		return $this->apiUrl;
129		}
130
131		/**
132		* @return ClientInterface
133		*/
134	21	private function getClient() {
135	21	if( $this->client === null ) {
136	4	$clientFactory = new ClientFactory();
137	4	$clientFactory->setLogger( $this->logger );
138	4	$this->client = $clientFactory->getClient();
139	4	}
140	21	return $this->client;
141		}
142
143		/**
144		* Sets a logger instance on the object
145		*
146		* @since 1.1
147		*
148		* @param LoggerInterface $logger
149		*
150		* @return null
151		*/
152		public function setLogger( LoggerInterface $logger ) {
153		$this->logger = $logger;
154		$this->session->setLogger( $logger );
155		}
156
157		/**
158		* @since 2.0
159		*
160		* @param Request $request
161		*
162		* @return PromiseInterface
163		* Normally promising an array, though can be mixed (json_decode result)
164		* Can throw UsageExceptions or RejectionExceptions
165		*/
166	1	public function getRequestAsync( Request $request ) {
167	1	$promise = $this->getClient()->requestAsync(
168	1	'GET',
169	1	$this->apiUrl,
170	1	$this->getClientRequestOptions( $request, 'query' )
171	1	);
172
173		return $promise->then( function( ResponseInterface $response ) {
174	1	return call_user_func( array( $this, 'decodeResponse' ), $response );
175	1	} );
176		}
177
178		/**
179		* @since 2.0
180		*
181		* @param Request $request
182		*
183		* @return PromiseInterface
184		* Normally promising an array, though can be mixed (json_decode result)
185		* Can throw UsageExceptions or RejectionExceptions
186		*/
187	1	public function postRequestAsync( Request $request ) {
188	1	$promise = $this->getClient()->requestAsync(
189	1	'POST',
190	1	$this->apiUrl,
191	1	$this->getClientRequestOptions( $request, $this->getPostRequestEncoding( $request ) )
192	1	);
193
194		return $promise->then( function( ResponseInterface $response ) {
195	1	return call_user_func( array( $this, 'decodeResponse' ), $response );
196	1	} );
197		}
198
199		/**
200		* @since 0.2
201		*
202		* @param Request $request
203		*
204		* @return mixed Normally an array
205		*/
206	9	public function getRequest( Request $request ) {
207	9	$response = $this->getClient()->request(
208	9	'GET',
209	9	$this->apiUrl,
210	9	$this->getClientRequestOptions( $request, 'query' )
211	9	);
212
213	9	return $this->decodeResponse( $response );
214		}
215
216		/**
217		* @since 0.2
218		*
219		* @param Request $request
220		*
221		* @return mixed Normally an array
222		*/
223	10	public function postRequest( Request $request ) {
224	10	$response = $this->getClient()->request(
225	10	'POST',
226	10	$this->apiUrl,
227	10	$this->getClientRequestOptions( $request, $this->getPostRequestEncoding( $request ) )
228	10	);
229
230	10	return $this->decodeResponse( $response );
231		}
232
233		/**
234		* @param ResponseInterface $response
235		*
236		* @return mixed
237		* @throws UsageException
238		*/
239	21	private function decodeResponse( ResponseInterface $response ) {
240	21	$resultArray = json_decode( $response->getBody(), true );
241
242	21	$this->logWarnings( $resultArray );
243	21	$this->throwUsageExceptions( $resultArray );
244
245	19	return $resultArray;
246		}
247
248		/**
249		* @param Request $request
250		*
251		* @return string
252		*/
253	9	private function getPostRequestEncoding( Request $request ) {
254	9	foreach ( $request->getParams() as $value ) {
255	9	if ( is_resource( $value ) ) {
256	1	return 'multipart';
257		}
258	9	}
259	8	return 'form_params';
260		}
261
262		/**
263		* @param Request $request
264		* @param string $paramsKey either 'query' or 'multipart'
265		*
266		* @throws RequestException
267		*
268		* @return array as needed by ClientInterface::get and ClientInterface::post
269		*/
270	21	private function getClientRequestOptions( Request $request, $paramsKey ) {
271
272	21	$params = array_merge( $request->getParams(), array( 'format' => 'json' ) );
273	21	if ( $paramsKey === 'multipart' ) {
274	1	$params = $this->encodeMultipartParams( $params );
275	1	}
276
277		return array(
278	21	$paramsKey => $params,
279	21	'headers' => array_merge( $this->getDefaultHeaders(), $request->getHeaders() ),
280	21	);
281		}
282
283		/**
284		* @param array $params
285		*
286		* @return array
287		*/
288	1	private function encodeMultipartParams( $params ) {
289
290	1	return array_map(
291	1	function ( $name, $value ) {
292
293		return array(
294	1	'name' => $name,
295	1	'contents' => $value,
296	1	);
297	1	},
298	1	array_keys( $params ),
299		$params
300	1	);
301		}
302
303		/**
304		* @return array
305		*/
306	17	private function getDefaultHeaders() {
307		return array(
308	17	'User-Agent' => $this->getUserAgent(),
309	17	);
310		}
311
312	17	private function getUserAgent() {
313	17	$loggedIn = $this->isLoggedin();
314	17	if( $loggedIn ) {
315		return 'addwiki-mediawiki-client/' . $loggedIn;
316		}
317	17	return 'addwiki-mediawiki-client';
318		}
319
320		/**
321		* @param $result
322		*/
323	17	private function logWarnings( $result ) {
324	17	if( is_array( $result ) && array_key_exists( 'warnings', $result ) ) {
325		foreach( $result['warnings'] as $module => $warningData ) {
326		// Accomodate both formatversion=2 and old-style API results
327		if( isset( $warningData['*'] ) ) {
328		$this->logger->log( LogLevel::WARNING, $module . ': ' . $warningData['*'], array( 'data' => $warningData ) );
329		} else {
330		$this->logger->log( LogLevel::WARNING, $module . ': ' . $warningData['warnings'], array( 'data' => $warningData ) );
331		}
332		}
333		}
334	17	}
335
336		/**
337		* @param array $result
338		*
339		* @throws UsageException
340		*/
341	17	private function throwUsageExceptions( $result ) {
342	17	if( is_array( $result ) && array_key_exists( 'error', $result ) ) {
343	2	throw new UsageException(
344	2	$result['error']['code'],
345	2	$result['error']['info'],
346		$result
347	2	);
348		}
349	15	}
350
351		/**
352		* @since 0.1
353		*
354		* @return bool\|string false or the name of the current user
355		*/
356	17	public function isLoggedin() {
357	17	return $this->isLoggedIn;
358		}
359
360		/**
361		* @since 0.1
362		*
363		* @param ApiUser $apiUser
364		*
365		* @throws UsageException
366		* @return bool success
367		*/
368	2	public function login( ApiUser $apiUser ) {
369	2	$this->logger->log( LogLevel::DEBUG, 'Logging in' );
370	2	$credentials = $this->getLoginParams( $apiUser );
371	2	$result = $this->postRequest( new SimpleRequest( 'login', $credentials ) );
372	2	if ( $result['login']['result'] == "NeedToken" ) {
373	2	$result = $this->postRequest( new SimpleRequest( 'login', array_merge( array( 'lgtoken' => $result['login']['token'] ), $credentials) ) );
374	2	}
375	2	if ( $result['login']['result'] == "Success" ) {
376	1	$this->isLoggedIn = $apiUser->getUsername();
377	1	return true;
378		}
379
380	1	$this->isLoggedIn = false;
381	1	$this->logger->log( LogLevel::DEBUG, 'Login failed.', $result );
382	1	$this->throwLoginUsageException( $result );
383		return false;
384		}
385
386		/**
387		* @param ApiUser $apiUser
388		*
389		* @return string[]
390		*/
391	2	private function getLoginParams( ApiUser $apiUser ) {
392		$params = array(
393	2	'lgname' => $apiUser->getUsername(),
394	2	'lgpassword' => $apiUser->getPassword(),
395	2	);
396
397	2	if( !is_null( $apiUser->getDomain() ) ) {
398		$params['lgdomain'] = $apiUser->getDomain();
399		}
400	2	return $params;
401		}
402
403		/**
404		* @param array $result
405		*
406		* @throws UsageException
407		*/
408	1	private function throwLoginUsageException( $result ) {
409	1	$loginResult = $result['login']['result'];
410
411	1	throw new UsageException(
412	1	'login-' . $loginResult,
413	1	array_key_exists( 'reason', $result['login'] )
414	1	? $result['login']['reason']
415	1	: 'No Reason given',
416		$result
417	1	);
418		}
419
420		/**
421		* @since 0.1
422		*
423		* @return bool success
424		*/
425	2	public function logout() {
426	2	$this->logger->log( LogLevel::DEBUG, 'Logging out' );
427	2	$result = $this->postRequest( new SimpleRequest( 'logout' ) );
428	2	if( $result === array() ) {
429	1	$this->isLoggedIn = false;
430	1	$this->clearTokens();
431	1	return true;
432		}
433	1	return false;
434		}
435
436		/**
437		* @since 0.1
438		*
439		* @param string $type
440		*
441		* @return string
442		*/
443	2	public function getToken( $type = 'csrf' ) {
444	2	return $this->session->getToken( $type );
445		}
446
447		/**
448		* @since 0.1
449		*
450		* Clears all tokens stored by the api
451		*/
452	1	public function clearTokens() {
453	1	$this->session->clearTokens();
454	1	}
455
456		/**
457		* @return string
458		*/
459	4	public function getVersion(){
460	4	if( !isset( $this->version ) ) {
461	4	$result = $this->getRequest( new SimpleRequest( 'query', array(
462	4	'meta' => 'siteinfo',
463	4	'continue' => '',
464	4	) ) );
465	4	preg_match(
466	4	'/\d+(?:\.\d+)+/',
467	4	$result['query']['general']['generator'],
468		$versionParts
469	4	);
470	4	$this->version = $versionParts[0];
471	4	}
472	4	return $this->version;
473		}
474
475		}
476

addwiki / mediawiki-api-base

Pull Request — master (#34)

MediawikiApi::getVersion() A

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