GitInfo - Code Metrics - Inspection of "Daily Inspection: ApiMain: Correct typo in variabl..." - wikimedia/mediawiki - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Branch — master (771964)

unknown

created 2016-03-28 17:04 UTC

GitInfo C

↳ Parent: Project

Complexity

Total Complexity

Size/Duplication

Total Lines	377
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	3

Metric	Value
wmc	65
lcom	1
cbo	3
dl	0
loc	377
rs	5.7894

16 Methods

Rating	Name	Size	Complexity
C	__construct()	35	11
B	getCacheFilePath()	28	5
A	repo()	7	2
A	isSHA1()	3	1
A	getHead()	18	4
A	getHeadSHA1()	19	4
B	getHeadCommitDate()	22	6
A	getCurrentBranch()	12	4
A	getHeadViewUrl()	21	4
D	getRemoteUrl()	29	9
B	cacheIsComplete()	7	5
B	precomputeValues()	26	5
A	headSHA1()	3	1
A	currentBranch()	3	1
A	headViewUrl()	3	1
A	getViewers()	10	2

How to fix Complexity

<?php
/**
 * A class to help return information about a git repo MediaWiki may be inside
 * This is used by Special:Version and is also useful for the LocalSettings.php
 * of anyone working on large branches in git to setup config that show up only
 * when specific branches are currently checked out.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 * http://www.gnu.org/copyleft/gpl.html
 *
 * @file
 */

class GitInfo {

	/**
	 * Singleton for the repo at $IP
	 */
	protected static $repo = null;

	/**
	 * Location of the .git directory
	 */
	protected $basedir;

	/**
	 * Path to JSON cache file for pre-computed git information.
	 */
	protected $cacheFile;

	/**
	 * Cached git information.
	 */
	protected $cache = [];

	/**
	 * Map of repo URLs to viewer URLs. Access via static method getViewers().
	 */
	private static $viewers = false;

	/**
	 * @param string $repoDir The root directory of the repo where .git can be found
	 * @param bool $usePrecomputed Use precomputed information if available
	 * @see precomputeValues
	 */
	public function __construct( $repoDir, $usePrecomputed = true ) {
		$this->cacheFile = self::getCacheFilePath( $repoDir );
		wfDebugLog( 'gitinfo',
			"Computed cacheFile={$this->cacheFile} for {$repoDir}"
		);
		if ( $usePrecomputed &&
			$this->cacheFile !== null &&
			is_readable( $this->cacheFile )
		) {
			$this->cache = FormatJson::decode(

				file_get_contents( $this->cacheFile ),
				true
			);
			wfDebugLog( 'gitinfo', "Loaded git data from cache for {$repoDir}" );
		}

		if ( !$this->cacheIsComplete() ) {
			wfDebugLog( 'gitinfo', "Cache incomplete for {$repoDir}" );
			$this->basedir = $repoDir . DIRECTORY_SEPARATOR . '.git';
			if ( is_readable( $this->basedir ) && !is_dir( $this->basedir ) ) {
				$GITfile = file_get_contents( $this->basedir );
				if ( strlen( $GITfile ) > 8 &&
					substr( $GITfile, 0, 8 ) === 'gitdir: '
				) {
					$path = rtrim( substr( $GITfile, 8 ), "\r\n" );
					if ( $path[0] === '/' || substr( $path, 1, 1 ) === ':' ) {
						// Path from GITfile is absolute
						$this->basedir = $path;
					} else {
						$this->basedir = $repoDir . DIRECTORY_SEPARATOR . $path;
					}
				}
			}
		}
	}

	/**
	 * Compute the path to the cache file for a given directory.
	 *
	 * @param string $repoDir The root directory of the repo where .git can be found
	 * @return string Path to GitInfo cache file in $wgGitInfoCacheDirectory or
	 * fallback in the extension directory itself
	 * @since 1.24
	 */
	protected static function getCacheFilePath( $repoDir ) {
		global $IP, $wgGitInfoCacheDirectory;

		if ( $wgGitInfoCacheDirectory ) {
			// Convert both $IP and $repoDir to canonical paths to protect against
			// $IP having changed between the settings files and runtime.
			$realIP = realpath( $IP );
			$repoName = realpath( $repoDir );
			if ( $repoName === false ) {
				// Unit tests use fake path names
				$repoName = $repoDir;
			}
			if ( strpos( $repoName, $realIP ) === 0 ) {
				// Strip $IP from path
				$repoName = substr( $repoName, strlen( $realIP ) );
			}
			// Transform path to git repo to something we can safely embed in
			// a filename
			$repoName = strtr( $repoName, DIRECTORY_SEPARATOR, '-' );
			$fileName = 'info' . $repoName . '.json';
			$cachePath = "{$wgGitInfoCacheDirectory}/{$fileName}";
			if ( is_readable( $cachePath ) ) {
				return $cachePath;
			}
		}

		return "$repoDir/gitinfo.json";
	}

	/**
	 * Get the singleton for the repo at $IP
	 *
	 * @return GitInfo
	 */
	public static function repo() {
		if ( is_null( self::$repo ) ) {
			global $IP;
			self::$repo = new self( $IP );
		}
		return self::$repo;
	}

	/**
	 * Check if a string looks like a hex encoded SHA1 hash
	 *
	 * @param string $str The string to check
	 * @return bool Whether or not the string looks like a SHA1
	 */
	public static function isSHA1( $str ) {
		return !!preg_match( '/^[0-9A-F]{40}$/i', $str );
	}

	/**
	 * Get the HEAD of the repo (without any opening "ref: ")
	 *
	 * @return string|bool The HEAD (git reference or SHA1) or false
	 */
	public function getHead() {
		if ( !isset( $this->cache['head'] ) ) {
			$headFile = "{$this->basedir}/HEAD";
			$head = false;

			if ( is_readable( $headFile ) ) {
				$head = file_get_contents( $headFile );

				if ( preg_match( "/ref: (.*)/", $head, $m ) ) {
					$head = rtrim( $m[1] );
				} else {
					$head = rtrim( $head );
				}
			}
			$this->cache['head'] = $head;
		}
		return $this->cache['head'];
	}

	/**
	 * Get the SHA1 for the current HEAD of the repo
	 *
	 * @return string|bool A SHA1 or false
	 */
	public function getHeadSHA1() {
		if ( !isset( $this->cache['headSHA1'] ) ) {
			$head = $this->getHead();
			$sha1 = false;

			// If detached HEAD may be a SHA1
			if ( self::isSHA1( $head ) ) {
/**
 * @return array|string
 */
function returnsDifferentValues($x) {
    if ($x) {
        return 'foo';
    }

    return array();
}

$x = returnsDifferentValues($y);
if (is_array($x)) {
    // $x is an array.
}
				$sha1 = $head;
			} else {
				// If not a SHA1 it may be a ref:
				$refFile = "{$this->basedir}/{$head}";
				if ( is_readable( $refFile ) ) {
					$sha1 = rtrim( file_get_contents( $refFile ) );
				}
			}
			$this->cache['headSHA1'] = $sha1;
		}
		return $this->cache['headSHA1'];
	}

	/**
	 * Get the commit date of HEAD entry of the git code repository
	 *
	 * @since 1.22
	 * @return int|bool Commit date (UNIX timestamp) or false
	 */
	public function getHeadCommitDate() {
		global $wgGitBin;

		if ( !isset( $this->cache['headCommitDate'] ) ) {
			$date = false;
			if ( is_file( $wgGitBin ) &&
				is_executable( $wgGitBin ) &&
				$this->getHead() !== false
			) {
				$environment = [ "GIT_DIR" => $this->basedir ];
				$cmd = wfEscapeShellArg( $wgGitBin ) .
					" show -s --format=format:%ct HEAD";
				$retc = false;
				$commitDate = wfShellExec( $cmd, $retc, $environment );
				if ( $retc === 0 ) {
					$date = (int)$commitDate;
				}
			}
			$this->cache['headCommitDate'] = $date;
		}
		return $this->cache['headCommitDate'];
	}

	/**
	 * Get the name of the current branch, or HEAD if not found
	 *
	 * @return string|bool The branch name, HEAD, or false
	 */
	public function getCurrentBranch() {
		if ( !isset( $this->cache['branch'] ) ) {
			$branch = $this->getHead();
			if ( $branch &&
				preg_match( "#^refs/heads/(.*)$#", $branch, $m )
			) {
				$branch = $m[1];
			}
			$this->cache['branch'] = $branch;
		}
		return $this->cache['branch'];
	}

	/**
	 * Get an URL to a web viewer link to the HEAD revision.
	 *
	 * @return string|bool String if a URL is available or false otherwise
	 */
	public function getHeadViewUrl() {
		$url = $this->getRemoteUrl();
		if ( $url === false ) {
			return false;
		}
		foreach ( self::getViewers() as $repo => $viewer ) {
			$pattern = '#^' . $repo . '$#';
			if ( preg_match( $pattern, $url, $matches ) ) {
				$viewerUrl = preg_replace( $pattern, $viewer, $url );
				$headSHA1 = $this->getHeadSHA1();
				$replacements = [
					'%h' => substr( $headSHA1, 0, 7 ),
					'%H' => $headSHA1,
					'%r' => urlencode( $matches[1] ),
					'%R' => $matches[1],
				];
				return strtr( $viewerUrl, $replacements );
			}
		}
		return false;
	}

	/**
	 * Get the URL of the remote origin.
	 * @return string|bool String if a URL is available or false otherwise.
	 */
	protected function getRemoteUrl() {
		if ( !isset( $this->cache['remoteURL'] ) ) {
			$config = "{$this->basedir}/config";
			$url = false;
			if ( is_readable( $config ) ) {
				MediaWiki\suppressWarnings();
				$configArray = parse_ini_file( $config, true );
				MediaWiki\restoreWarnings();
				$remote = false;

				// Use the "origin" remote repo if available or any other repo if not.
				if ( isset( $configArray['remote origin'] ) ) {
					$remote = $configArray['remote origin'];
				} elseif ( is_array( $configArray ) ) {
					foreach ( $configArray as $sectionName => $sectionConf ) {
						if ( substr( $sectionName, 0, 6 ) == 'remote' ) {
							$remote = $sectionConf;
						}
					}
				}

				if ( $remote !== false && isset( $remote['url'] ) ) {
					$url = $remote['url'];
				}
			}
			$this->cache['remoteURL'] = $url;
		}
		return $this->cache['remoteURL'];
	}

	/**
	 * Check to see if the current cache is fully populated.
	 *
	 * Note: This method is public only to make unit testing easier. There's
	 * really no strong reason that anything other than a test should want to
	 * call this method.
	 *
	 * @return bool True if all expected cache keys exist, false otherwise
	 */
	public function cacheIsComplete() {
		return isset( $this->cache['head'] ) &&
			isset( $this->cache['headSHA1'] ) &&
			isset( $this->cache['headCommitDate'] ) &&
			isset( $this->cache['branch'] ) &&
			isset( $this->cache['remoteURL'] );
	}

	/**
	 * Precompute and cache git information.
	 *
	 * Creates a JSON file in the cache directory associated with this
	 * GitInfo instance. This cache file will be used by subsequent GitInfo objects referencing
	 * the same directory to avoid needing to examine the .git directory again.
	 *
	 * @since 1.24
	 */
	public function precomputeValues() {
		if ( $this->cacheFile !== null ) {
			// Try to completely populate the cache
			$this->getHead();
			$this->getHeadSHA1();
			$this->getHeadCommitDate();
			$this->getCurrentBranch();
			$this->getRemoteUrl();

			if ( !$this->cacheIsComplete() ) {
				wfDebugLog( 'gitinfo',
					"Failed to compute GitInfo for \"{$this->basedir}\""
				);
				return;
			}

			$cacheDir = dirname( $this->cacheFile );
			if ( !file_exists( $cacheDir ) &&
				!wfMkdirParents( $cacheDir, null, __METHOD__ )
			) {
				throw new MWException( "Unable to create GitInfo cache \"{$cacheDir}\"" );
			}

			file_put_contents( $this->cacheFile, FormatJson::encode( $this->cache ) );
		}
	}

	/**
	 * @see self::getHeadSHA1
	 * @return string
	 */
	public static function headSHA1() {
		return self::repo()->getHeadSHA1();
	}

	/**
	 * @see self::getCurrentBranch
	 * @return string
	 */
	public static function currentBranch() {
		return self::repo()->getCurrentBranch();
	}

	/**
	 * @see self::getHeadViewUrl()
	 * @return bool|string
	 */
	public static function headViewUrl() {
		return self::repo()->getHeadViewUrl();
	}

	/**
	 * Gets the list of repository viewers
	 * @return array
	 */
	protected static function getViewers() {
		global $wgGitRepositoryViewers;

		if ( self::$viewers === false ) {
			self::$viewers = $wgGitRepositoryViewers;
			Hooks::run( 'GitViewers', [ &self::$viewers ] );
		}

		return self::$viewers;
	}
}


1			<?php
2			/**
3			* A class to help return information about a git repo MediaWiki may be inside
4			* This is used by Special:Version and is also useful for the LocalSettings.php
5			* of anyone working on large branches in git to setup config that show up only
6			* when specific branches are currently checked out.
7			*
8			* This program is free software; you can redistribute it and/or modify
9			* it under the terms of the GNU General Public License as published by
10			* the Free Software Foundation; either version 2 of the License, or
11			* (at your option) any later version.
12			*
13			* This program is distributed in the hope that it will be useful,
14			* but WITHOUT ANY WARRANTY; without even the implied warranty of
15			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16			* GNU General Public License for more details.
17			*
18			* You should have received a copy of the GNU General Public License along
19			* with this program; if not, write to the Free Software Foundation, Inc.,
20			* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
21			* http://www.gnu.org/copyleft/gpl.html
22			*
23			* @file
24			*/
25
26			class GitInfo {
27
28			/**
29			* Singleton for the repo at $IP
30			*/
31			protected static $repo = null;
32
33			/**
34			* Location of the .git directory
35			*/
36			protected $basedir;
37
38			/**
39			* Path to JSON cache file for pre-computed git information.
40			*/
41			protected $cacheFile;
42
43			/**
44			* Cached git information.
45			*/
46			protected $cache = [];
47
48			/**
49			* Map of repo URLs to viewer URLs. Access via static method getViewers().
50			*/
51			private static $viewers = false;
52
53			/**
54			* @param string $repoDir The root directory of the repo where .git can be found
55			* @param bool $usePrecomputed Use precomputed information if available
56			* @see precomputeValues
57			*/
58			public function __construct( $repoDir, $usePrecomputed = true ) {
59			$this->cacheFile = self::getCacheFilePath( $repoDir );
60			wfDebugLog( 'gitinfo',
61			"Computed cacheFile={$this->cacheFile} for {$repoDir}"
62			);
63			if ( $usePrecomputed &&
64			$this->cacheFile !== null &&
65			is_readable( $this->cacheFile )
66			) {
67			$this->cache = FormatJson::decode(
			0 ignored issues – show Documentation Bug introduced 2016-01-16 18:00 UTC by Report Bug Copy Issue Report It seems like `\FormatJson::decode(file...this->cacheFile), true)` of type `*` is incompatible with the declared type `array` of property `$cache`. Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property. Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property.. Loading history...
68			file_get_contents( $this->cacheFile ),
69			true
70			);
71			wfDebugLog( 'gitinfo', "Loaded git data from cache for {$repoDir}" );
72			}
73
74			if ( !$this->cacheIsComplete() ) {
75			wfDebugLog( 'gitinfo', "Cache incomplete for {$repoDir}" );
76			$this->basedir = $repoDir . DIRECTORY_SEPARATOR . '.git';
77			if ( is_readable( $this->basedir ) && !is_dir( $this->basedir ) ) {
78			$GITfile = file_get_contents( $this->basedir );
79			if ( strlen( $GITfile ) > 8 &&
80			substr( $GITfile, 0, 8 ) === 'gitdir: '
81			) {
82			$path = rtrim( substr( $GITfile, 8 ), "\r\n" );
83			if ( $path[0] === '/' \|\| substr( $path, 1, 1 ) === ':' ) {
84			// Path from GITfile is absolute
85			$this->basedir = $path;
86			} else {
87			$this->basedir = $repoDir . DIRECTORY_SEPARATOR . $path;
88			}
89			}
90			}
91			}
92			}
93
94			/**
95			* Compute the path to the cache file for a given directory.
96			*
97			* @param string $repoDir The root directory of the repo where .git can be found
98			* @return string Path to GitInfo cache file in $wgGitInfoCacheDirectory or
99			* fallback in the extension directory itself
100			* @since 1.24
101			*/
102			protected static function getCacheFilePath( $repoDir ) {
103			global $IP, $wgGitInfoCacheDirectory;
104
105			if ( $wgGitInfoCacheDirectory ) {
106			// Convert both $IP and $repoDir to canonical paths to protect against
107			// $IP having changed between the settings files and runtime.
108			$realIP = realpath( $IP );
109			$repoName = realpath( $repoDir );
110			if ( $repoName === false ) {
111			// Unit tests use fake path names
112			$repoName = $repoDir;
113			}
114			if ( strpos( $repoName, $realIP ) === 0 ) {
115			// Strip $IP from path
116			$repoName = substr( $repoName, strlen( $realIP ) );
117			}
118			// Transform path to git repo to something we can safely embed in
119			// a filename
120			$repoName = strtr( $repoName, DIRECTORY_SEPARATOR, '-' );
121			$fileName = 'info' . $repoName . '.json';
122			$cachePath = "{$wgGitInfoCacheDirectory}/{$fileName}";
123			if ( is_readable( $cachePath ) ) {
124			return $cachePath;
125			}
126			}
127
128			return "$repoDir/gitinfo.json";
129			}
130
131			/**
132			* Get the singleton for the repo at $IP
133			*
134			* @return GitInfo
135			*/
136			public static function repo() {
137			if ( is_null( self::$repo ) ) {
138			global $IP;
139			self::$repo = new self( $IP );
140			}
141			return self::$repo;
142			}
143
144			/**
145			* Check if a string looks like a hex encoded SHA1 hash
146			*
147			* @param string $str The string to check
148			* @return bool Whether or not the string looks like a SHA1
149			*/
150			public static function isSHA1( $str ) {
151			return !!preg_match( '/^[0-9A-F]{40}$/i', $str );
152			}
153
154			/**
155			* Get the HEAD of the repo (without any opening "ref: ")
156			*
157			* @return string\|bool The HEAD (git reference or SHA1) or false
158			*/
159			public function getHead() {
160			if ( !isset( $this->cache['head'] ) ) {
161			$headFile = "{$this->basedir}/HEAD";
162			$head = false;
163
164			if ( is_readable( $headFile ) ) {
165			$head = file_get_contents( $headFile );
166
167			if ( preg_match( "/ref: (.*)/", $head, $m ) ) {
168			$head = rtrim( $m[1] );
169			} else {
170			$head = rtrim( $head );
171			}
172			}
173			$this->cache['head'] = $head;
174			}
175			return $this->cache['head'];
176			}
177
178			/**
179			* Get the SHA1 for the current HEAD of the repo
180			*
181			* @return string\|bool A SHA1 or false
182			*/
183			public function getHeadSHA1() {
184			if ( !isset( $this->cache['headSHA1'] ) ) {
185			$head = $this->getHead();
186			$sha1 = false;
187
188			// If detached HEAD may be a SHA1
189			if ( self::isSHA1( $head ) ) {
			0 ignored issues – show Bug introduced 2016-02-23 18:13 UTC by Report Bug Copy Issue Report It seems like `$head` defined by `$this->getHead()` on line `185` can also be of type `boolean`; however, `GitInfo::isSHA1()` does only seem to accept `string`, maybe add an additional type check? If a method or function can return multiple different values and unless you are sure that you only can receive a single value in this context, we recommend to add an additional type check: /** * @return array\|string */ function returnsDifferentValues($x) { if ($x) { return 'foo'; } return array(); } $x = returnsDifferentValues($y); if (is_array($x)) { // $x is an array. } If this a common case that PHP Analyzer should handle natively, please let us know by opening an issue. Loading history...
190			$sha1 = $head;
191			} else {
192			// If not a SHA1 it may be a ref:
193			$refFile = "{$this->basedir}/{$head}";
194			if ( is_readable( $refFile ) ) {
195			$sha1 = rtrim( file_get_contents( $refFile ) );
196			}
197			}
198			$this->cache['headSHA1'] = $sha1;
199			}
200			return $this->cache['headSHA1'];
201			}
202
203			/**
204			* Get the commit date of HEAD entry of the git code repository
205			*
206			* @since 1.22
207			* @return int\|bool Commit date (UNIX timestamp) or false
208			*/
209			public function getHeadCommitDate() {
210			global $wgGitBin;
211
212			if ( !isset( $this->cache['headCommitDate'] ) ) {
213			$date = false;
214			if ( is_file( $wgGitBin ) &&
215			is_executable( $wgGitBin ) &&
216			$this->getHead() !== false
217			) {
218			$environment = [ "GIT_DIR" => $this->basedir ];
219			$cmd = wfEscapeShellArg( $wgGitBin ) .
220			" show -s --format=format:%ct HEAD";
221			$retc = false;
222			$commitDate = wfShellExec( $cmd, $retc, $environment );
223			if ( $retc === 0 ) {
224			$date = (int)$commitDate;
225			}
226			}
227			$this->cache['headCommitDate'] = $date;
228			}
229			return $this->cache['headCommitDate'];
230			}
231
232			/**
233			* Get the name of the current branch, or HEAD if not found
234			*
235			* @return string\|bool The branch name, HEAD, or false
236			*/
237			public function getCurrentBranch() {
238			if ( !isset( $this->cache['branch'] ) ) {
239			$branch = $this->getHead();
240			if ( $branch &&
241			preg_match( "#^refs/heads/(.*)$#", $branch, $m )
242			) {
243			$branch = $m[1];
244			}
245			$this->cache['branch'] = $branch;
246			}
247			return $this->cache['branch'];
248			}
249
250			/**
251			* Get an URL to a web viewer link to the HEAD revision.
252			*
253			* @return string\|bool String if a URL is available or false otherwise
254			*/
255			public function getHeadViewUrl() {
256			$url = $this->getRemoteUrl();
257			if ( $url === false ) {
258			return false;
259			}
260			foreach ( self::getViewers() as $repo => $viewer ) {
261			$pattern = '#^' . $repo . '$#';
262			if ( preg_match( $pattern, $url, $matches ) ) {
263			$viewerUrl = preg_replace( $pattern, $viewer, $url );
264			$headSHA1 = $this->getHeadSHA1();
265			$replacements = [
266			'%h' => substr( $headSHA1, 0, 7 ),
267			'%H' => $headSHA1,
268			'%r' => urlencode( $matches[1] ),
269			'%R' => $matches[1],
270			];
271			return strtr( $viewerUrl, $replacements );
272			}
273			}
274			return false;
275			}
276
277			/**
278			* Get the URL of the remote origin.
279			* @return string\|bool String if a URL is available or false otherwise.
280			*/
281			protected function getRemoteUrl() {
282			if ( !isset( $this->cache['remoteURL'] ) ) {
283			$config = "{$this->basedir}/config";
284			$url = false;
285			if ( is_readable( $config ) ) {
286			MediaWiki\suppressWarnings();
287			$configArray = parse_ini_file( $config, true );
288			MediaWiki\restoreWarnings();
289			$remote = false;
290
291			// Use the "origin" remote repo if available or any other repo if not.
292			if ( isset( $configArray['remote origin'] ) ) {
293			$remote = $configArray['remote origin'];
294			} elseif ( is_array( $configArray ) ) {
295			foreach ( $configArray as $sectionName => $sectionConf ) {
296			if ( substr( $sectionName, 0, 6 ) == 'remote' ) {
297			$remote = $sectionConf;
298			}
299			}
300			}
301
302			if ( $remote !== false && isset( $remote['url'] ) ) {
303			$url = $remote['url'];
304			}
305			}
306			$this->cache['remoteURL'] = $url;
307			}
308			return $this->cache['remoteURL'];
309			}
310
311			/**
312			* Check to see if the current cache is fully populated.
313			*
314			* Note: This method is public only to make unit testing easier. There's
315			* really no strong reason that anything other than a test should want to
316			* call this method.
317			*
318			* @return bool True if all expected cache keys exist, false otherwise
319			*/
320			public function cacheIsComplete() {
321			return isset( $this->cache['head'] ) &&
322			isset( $this->cache['headSHA1'] ) &&
323			isset( $this->cache['headCommitDate'] ) &&
324			isset( $this->cache['branch'] ) &&
325			isset( $this->cache['remoteURL'] );
326			}
327
328			/**
329			* Precompute and cache git information.
330			*
331			* Creates a JSON file in the cache directory associated with this
332			* GitInfo instance. This cache file will be used by subsequent GitInfo objects referencing
333			* the same directory to avoid needing to examine the .git directory again.
334			*
335			* @since 1.24
336			*/
337			public function precomputeValues() {
338			if ( $this->cacheFile !== null ) {
339			// Try to completely populate the cache
340			$this->getHead();
341			$this->getHeadSHA1();
342			$this->getHeadCommitDate();
343			$this->getCurrentBranch();
344			$this->getRemoteUrl();
345
346			if ( !$this->cacheIsComplete() ) {
347			wfDebugLog( 'gitinfo',
348			"Failed to compute GitInfo for \"{$this->basedir}\""
349			);
350			return;
351			}
352
353			$cacheDir = dirname( $this->cacheFile );
354			if ( !file_exists( $cacheDir ) &&
355			!wfMkdirParents( $cacheDir, null, __METHOD__ )
356			) {
357			throw new MWException( "Unable to create GitInfo cache \"{$cacheDir}\"" );
358			}
359
360			file_put_contents( $this->cacheFile, FormatJson::encode( $this->cache ) );
361			}
362			}
363
364			/**
365			* @see self::getHeadSHA1
366			* @return string
367			*/
368			public static function headSHA1() {
369			return self::repo()->getHeadSHA1();
370			}
371
372			/**
373			* @see self::getCurrentBranch
374			* @return string
375			*/
376			public static function currentBranch() {
377			return self::repo()->getCurrentBranch();
378			}
379
380			/**
381			* @see self::getHeadViewUrl()
382			* @return bool\|string
383			*/
384			public static function headViewUrl() {
385			return self::repo()->getHeadViewUrl();
386			}
387
388			/**
389			* Gets the list of repository viewers
390			* @return array
391			*/
392			protected static function getViewers() {
393			global $wgGitRepositoryViewers;
394
395			if ( self::$viewers === false ) {
396			self::$viewers = $wgGitRepositoryViewers;
397			Hooks::run( 'GitViewers', [ &self::$viewers ] );
398			}
399
400			return self::$viewers;
401			}
402			}
403

wikimedia / mediawiki

Branch — master (771964)

GitInfo C

Complexity

Size/Duplication

Coupling/Cohesion

16 Methods

How to fix Complexity

Complex Class

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