PHPCompatibility_Sniffs_PHP_RemovedExtensionsSniff::process() - Code Metrics - Inspection of "Merge pull request #130 from jrfnl/feature/issue-1..." - wimg/PHPCompatibility - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( a8f526...c8097e )

by Wim

created 2016-08-02 23:31 UTC

process() D

↳ Parent: PHPCompatibility_Sniffs_PHP_RemovedExtensionsSniff

Complexity

Conditions	20
Paths	48

Size

Total Lines	82
Code Lines	46

Duplication

Lines	0
Ratio	0 %

Importance

Changes	4
Bugs	2	Features	1

Metric	Value
cc	20
eloc	46
c	4
b	2
f	1
nc	48
nop	2
dl	0
loc	82
rs	4.9176

How to fix Long Method Complexity

<?php
/**
 * PHPCompatibility_Sniffs_PHP_RemovedExtensionsSniff.
 *
 * PHP version 5.4
 *
 * @category  PHP
 * @package   PHPCompatibility
 * @author    Wim Godden <[email protected]>
 * @copyright 2012 Cu.be Solutions bvba
 */

/**
 * PHPCompatibility_Sniffs_PHP_RemovedExtensionsSniff.
 *
 * Discourages the use of removed extensions. Suggests alternative extensions if available
 *
 * @category  PHP
 * @package   PHPCompatibility
 * @author    Wim Godden <[email protected]>
 * @copyright 2012 Cu.be Solutions bvba
 */
class PHPCompatibility_Sniffs_PHP_RemovedExtensionsSniff extends PHPCompatibility_Sniff
{
    /**
     * A list of functions to whitelist, if any.
     *
     * This is intended for projects using functions which start with the same
     * prefix as one of the removed extensions.
     *
     * This property can be set from the ruleset, like so:
     * <rule ref="PHPCompatibility.PHP.RemovedExtensions">
     *   <properties>
     *     <property name="functionWhitelist" type="array" value="mysql_to_rfc3339,mysql_another_function" />
     *   </properties>
     * </rule>
     *
     * @var array
     */
    public $functionWhitelist;

    /**
     * A list of removed extensions with their alternative, if any
     * Array codes : 0 = removed/unavailable, -1 = deprecated, 1 = active
     *
     * @var array(string|null)
     */
    protected $removedExtensions = array(
        'activescript' => array(
                '5.0' => 1,
                '5.1' => 1,
                '5.2' => 1,
                '5.3' => 0,
                '5.4' => 0,
                '5.5' => 0,
                '5.6' => 0,
                '7.0' => 0,
                'alternative' => 'pecl/activescript'
        ),
        'cpdf' => array(
                '5.0' => 1,
                '5.1' => 1,
                '5.2' => 1,
                '5.3' => 0,
                '5.4' => 0,
                '5.5' => 0,
                '5.6' => 0,
                '7.0' => 0,
                'alternative' => 'pecl/pdflib'
        ),
        'dbase' => array(
                '5.0' => 1,
                '5.1' => 1,
                '5.2' => 1,
                '5.3' => 0,
                '5.4' => 0,
                '5.5' => 0,
                '5.6' => 0,
                '7.0' => 0,
                'alternative' => null
        ),
        'dbx' => array(
                '5.0' => 1,
                '5.1' => 0,
                '5.2' => 0,
                '5.3' => 0,
                '5.4' => 0,
                '5.5' => 0,
                '5.6' => 0,
                '7.0' => 0,
                'alternative' => 'pecl/dbx'
        ),
        'dio' => array(
                '5.0' => 1,
                '5.1' => 0,
                '5.2' => 0,
                '5.3' => 0,
                '5.4' => 0,
                '5.5' => 0,
                '5.6' => 0,
                '7.0' => 0,
                'alternative' => 'pecl/dio'
        ),
        'ereg' => array(
                '5.0' => 1,
                '5.1' => 1,
                '5.2' => 1,
                '7.0' => 0,
                'alternative' => null
        ),
        'fam' => array(
                '5.0' => 1,
                '5.1' => 0,
                '5.2' => 0,
                '5.3' => 0,
                '5.4' => 0,
                '5.5' => 0,
                '5.6' => 0,
                '7.0' => 0,
                'alternative' => null
        ),
        'fbsql' => array(
                '5.0' => 1,
                '5.1' => 1,
                '5.2' => 1,
                '5.3' => 0,
                '5.4' => 0,
                '5.5' => 0,
                '5.6' => 0,
                '7.0' => 0,
                'alternative' => null
        ),
        'fdf' => array(
                '5.0' => 1,
                '5.1' => 1,
                '5.2' => 1,
                '5.3' => 0,
                '5.4' => 0,
                '5.5' => 0,
                '5.6' => 0,
                '7.0' => 0,
                'alternative' => 'pecl/fdf'
        ),
        'filepro' => array(
                '5.0' => 1,
                '5.1' => 1,
                '5.2' => 0,
                '5.3' => 0,
                '5.4' => 0,
                '5.5' => 0,
                '5.6' => 0,
                '7.0' => 0,
                'alternative' => null
        ),
        'hw_api' => array(
                '5.0' => 1,
                '5.1' => 1,
                '5.2' => 0,
                '5.3' => 0,
                '5.4' => 0,
                '5.5' => 0,
                '5.6' => 0,
                '7.0' => 0,
                'alternative' => null
        ),
        'ingres' => array(
                '5.0' => 1,
                '5.1' => 0,
                '5.2' => 0,
                '5.3' => 0,
                '5.4' => 0,
                '5.5' => 0,
                '5.6' => 0,
                '7.0' => 0,
                'alternative' => 'pecl/ingres'
        ),
        'ircg' => array(
                '5.0' => 1,
                '5.1' => 1,
                '5.2' => 1,
                '5.3' => 0,
                '5.4' => 0,
                '5.5' => 0,
                '5.6' => 0,
                '7.0' => 0,
                'alternative' => null
        ),
        'mcve' => array(
                '5.0' => 1,
                '5.1' => 0,
                '5.2' => 0,
                '5.3' => 0,
                '5.4' => 0,
                '5.5' => 0,
                '5.6' => 0,
                '7.0' => 0,
                'alternative' => 'pecl/mvce'
        ),
        'ming' => array(
                '5.0' => 1,
                '5.1' => 1,
                '5.2' => 1,
                '5.3' => 0,
                '5.4' => 0,
                '5.5' => 0,
                '5.6' => 0,
                '7.0' => 0,
                'alternative' => 'pecl/ming'
        ),
        'mnogosearch' => array(
                '5.0' => 1,
                '5.1' => 0,
                '5.2' => 0,
                '5.3' => 0,
                '5.4' => 0,
                '5.5' => 0,
                '5.6' => 0,
                '7.0' => 0,
                'alternative' => null
        ),
        'msql' => array(
                '5.0' => 1,
                '5.1' => 1,
                '5.2' => 1,
                '5.3' => 0,
                '5.4' => 0,
                '5.5' => 0,
                '5.6' => 0,
                '7.0' => 0,
                'alternative' => null
        ),
        'mssql' => array(
                '7.0' => 0,
                'alternative' => null
        ),
        'mysql_' => array(
                '5.0' => 1,
                '5.1' => 1,
                '5.2' => 1,
                '5.3' => 1,
                '5.4' => 1,
                '5.5' => -1,
                '5.6' => -1,
                '7.0' => 0,
                'alternative' => 'mysqli',
        ),
        'ncurses' => array(
                '5.0' => 1,
                '5.1' => 1,
                '5.2' => 1,
                '5.3' => 0,
                '5.4' => 0,
                '5.5' => 0,
                '5.6' => 0,
                '7.0' => 0,
                'alternative' => 'pecl/ncurses'
        ),
        'oracle' => array(
                '5.0' => 1,
                '5.1' => 1,
                '5.2' => 1,
                '5.3' => 0,
                '5.4' => 0,
                '5.5' => 0,
                '5.6' => 0,
                '7.0' => 0,
                'alternative' => 'oci8 or pdo_oci'
        ),
        'ovrimos' => array(
                '5.0' => 1,
                '5.1' => 0,
                '5.2' => 0,
                '5.3' => 0,
                '5.4' => 0,
                '5.5' => 0,
                '5.6' => 0,
                '7.0' => 0,
                'alternative' => null
        ),
        'pfpro' => array(
                '5.0' => 1,
                '5.1' => 1,
                '5.2' => 1,
                '5.3' => 0,
                '5.4' => 0,
                '5.5' => 0,
                '5.6' => 0,
                '7.0' => 0,
                'alternative' => null
        ),
        'sqlite' => array(
                '5.0' => 1,
                '5.1' => 1,
                '5.2' => 1,
                '5.3' => 1,
                '5.4' => 0,
                '5.5' => 0,
                '5.6' => 0,
                '7.0' => 0,
                'alternative' => null
        ),
        'sybase' => array(
                '5.0' => 1,
                '5.1' => 1,
                '5.2' => 1,
                '5.3' => 0,
                '5.4' => 0,
                '5.5' => 0,
                '5.6' => 0,
                '7.0' => 0,
                'alternative' => 'sybase_ct'
        ),
        'sybase_ct' => array(
                '7.0' => 0,
                'alternative' => null
        ),
        'w32api' => array(
                '5.0' => 1,
                '5.1' => 0,
                '5.2' => 0,
                '5.3' => 0,
                '5.4' => 0,
                '5.5' => 0,
                '5.6' => 0,
                '7.0' => 0,
                'alternative' => 'pecl/ffi'
        ),
        'yp' => array(
                '5.0' => 1,
                '5.1' => 1,
                '5.2' => 1,
                '5.3' => 0,
                '5.4' => 0,
                '5.5' => 0,
                '5.6' => 0,
                '7.0' => 0,
                'alternative' => null
        ),
    );

    /**
     * Returns an array of tokens this test wants to listen for.
     *
     * @return array
     */
    public function register()
    {
        return array(T_STRING);

    }//end register()

    /**
     * Processes this test, when one of its tokens is encountered.
     *
     * @param PHP_CodeSniffer_File $phpcsFile The file being scanned.
     * @param int                  $stackPtr  The position of the current token in the
     *                                        stack passed in $tokens.
     *
     * @return void
     */
    public function process(PHP_CodeSniffer_File $phpcsFile, $stackPtr)
    {
        $tokens = $phpcsFile->getTokens();

        // Find the next non-empty token.
        $openBracket = $phpcsFile->findNext(PHP_CodeSniffer_Tokens::$emptyTokens, ($stackPtr + 1), null, true);

        if ($tokens[$openBracket]['code'] !== T_OPEN_PARENTHESIS) {
            // Not a function call.
            return;
        }

        if (isset($tokens[$openBracket]['parenthesis_closer']) === false) {
            // Not a function call.
            return;
        }

        // Find the previous non-empty token.
        $search   = PHP_CodeSniffer_Tokens::$emptyTokens;
        $search[] = T_BITWISE_AND;
        $previous = $phpcsFile->findPrevious($search, ($stackPtr - 1), null, true);
        if ($tokens[$previous]['code'] === T_FUNCTION) {
            // It's a function definition, not a function call.
            return;
        }

        if ($tokens[$previous]['code'] === T_NEW) {
            // We are creating an object, not calling a function.
            return;
        }

        if ( $tokens[$previous]['code'] === T_OBJECT_OPERATOR ) {
            // We are calling a method of an object
            return;
        }

        if($this->isWhiteListed(strtolower($tokens[$stackPtr]['content'])) === true){
            // Function is whitelisted.
            return;
        }

        foreach ($this->removedExtensions as $extension => $versionList) {
            if (strpos(strtolower($tokens[$stackPtr]['content']), strtolower($extension)) === 0) {
                $error = '';
                $isErrored = false;
                $isDeprecated = false;
                foreach ($versionList as $version => $status) {
                    if ($version != 'alternative') {
                        if ($status == -1 || $status == 0) {
                            if ($this->supportsAbove($version)) {
                                switch ($status) {
                                    case -1:
                                        if($isDeprecated === false ) {
                                            $error .= 'deprecated since PHP ' . $version . ' and ';
                                            $isDeprecated = true;
                                        }
                                        break;
                                    case 0:
                                        $isErrored = true;
                                        $error .= 'removed since PHP ' . $version . ' and ';
                                        break 2;
                                }
                            }
                        }
                    }
                }
                if (strlen($error) > 0) {
                    $error = "Extension '" . $extension . "' is " . $error;
                    $error = substr($error, 0, strlen($error) - 5);
                    if (!is_null($versionList['alternative'])) {
                        $error .= ' - use ' . $versionList['alternative'] . ' instead.';
                    }
                    if ($isErrored === true) {
                        $phpcsFile->addError($error, $stackPtr);
                    } else {
                        $phpcsFile->addWarning($error, $stackPtr);
                    }
                }
            }
        }

    }//end process()

    /**
     * Is the current function being checked whitelisted ?
     *
     * Parsing the list late as it may be provided as a property, but also inline.
     *
     * @param string $content Content of the current token.
     *
     * @return bool
     */
    protected function isWhiteListed($content) {
        if (isset($this->functionWhitelist) === false) {
            return false;
        }

        if (is_string($this->functionWhitelist) === true) {
            if (strpos($this->functionWhitelist, ',') !== false) {
                $this->functionWhitelist = explode(',', $this->functionWhitelist);
            } else {
                $this->functionWhitelist = (array) $this->functionWhitelist;
            }
        }

        if (is_array($this->functionWhitelist) === true) {
            $this->functionWhitelist = array_map('strtolower',$this->functionWhitelist);
            return in_array($content, $this->functionWhitelist, true);
        }

        return false;

    }//end isWhiteListed()

}//end class


1			<?php
2			/**
3			* PHPCompatibility_Sniffs_PHP_RemovedExtensionsSniff.
4			*
5			* PHP version 5.4
6			*
7			* @category PHP
8			* @package PHPCompatibility
9			* @author Wim Godden <[email protected]>
10			* @copyright 2012 Cu.be Solutions bvba
11			*/
12
13			/**
14			* PHPCompatibility_Sniffs_PHP_RemovedExtensionsSniff.
15			*
16			* Discourages the use of removed extensions. Suggests alternative extensions if available
17			*
18			* @category PHP
19			* @package PHPCompatibility
20			* @author Wim Godden <[email protected]>
21			* @copyright 2012 Cu.be Solutions bvba
22			*/
23			class PHPCompatibility_Sniffs_PHP_RemovedExtensionsSniff extends PHPCompatibility_Sniff
24			{
25			/**
26			* A list of functions to whitelist, if any.
27			*
28			* This is intended for projects using functions which start with the same
29			* prefix as one of the removed extensions.
30			*
31			* This property can be set from the ruleset, like so:
32			* <rule ref="PHPCompatibility.PHP.RemovedExtensions">
33			* <properties>
34			* <property name="functionWhitelist" type="array" value="mysql_to_rfc3339,mysql_another_function" />
35			* </properties>
36			* </rule>
37			*
38			* @var array
39			*/
40			public $functionWhitelist;
41
42			/**
43			* A list of removed extensions with their alternative, if any
44			* Array codes : 0 = removed/unavailable, -1 = deprecated, 1 = active
45			*
46			* @var array(string\|null)
47			*/
48			protected $removedExtensions = array(
49			'activescript' => array(
50			'5.0' => 1,
51			'5.1' => 1,
52			'5.2' => 1,
53			'5.3' => 0,
54			'5.4' => 0,
55			'5.5' => 0,
56			'5.6' => 0,
57			'7.0' => 0,
58			'alternative' => 'pecl/activescript'
59			),
60			'cpdf' => array(
61			'5.0' => 1,
62			'5.1' => 1,
63			'5.2' => 1,
64			'5.3' => 0,
65			'5.4' => 0,
66			'5.5' => 0,
67			'5.6' => 0,
68			'7.0' => 0,
69			'alternative' => 'pecl/pdflib'
70			),
71			'dbase' => array(
72			'5.0' => 1,
73			'5.1' => 1,
74			'5.2' => 1,
75			'5.3' => 0,
76			'5.4' => 0,
77			'5.5' => 0,
78			'5.6' => 0,
79			'7.0' => 0,
80			'alternative' => null
81			),
82			'dbx' => array(
83			'5.0' => 1,
84			'5.1' => 0,
85			'5.2' => 0,
86			'5.3' => 0,
87			'5.4' => 0,
88			'5.5' => 0,
89			'5.6' => 0,
90			'7.0' => 0,
91			'alternative' => 'pecl/dbx'
92			),
93			'dio' => array(
94			'5.0' => 1,
95			'5.1' => 0,
96			'5.2' => 0,
97			'5.3' => 0,
98			'5.4' => 0,
99			'5.5' => 0,
100			'5.6' => 0,
101			'7.0' => 0,
102			'alternative' => 'pecl/dio'
103			),
104			'ereg' => array(
105			'5.0' => 1,
106			'5.1' => 1,
107			'5.2' => 1,
108			'7.0' => 0,
109			'alternative' => null
110			),
111			'fam' => array(
112			'5.0' => 1,
113			'5.1' => 0,
114			'5.2' => 0,
115			'5.3' => 0,
116			'5.4' => 0,
117			'5.5' => 0,
118			'5.6' => 0,
119			'7.0' => 0,
120			'alternative' => null
121			),
122			'fbsql' => array(
123			'5.0' => 1,
124			'5.1' => 1,
125			'5.2' => 1,
126			'5.3' => 0,
127			'5.4' => 0,
128			'5.5' => 0,
129			'5.6' => 0,
130			'7.0' => 0,
131			'alternative' => null
132			),
133			'fdf' => array(
134			'5.0' => 1,
135			'5.1' => 1,
136			'5.2' => 1,
137			'5.3' => 0,
138			'5.4' => 0,
139			'5.5' => 0,
140			'5.6' => 0,
141			'7.0' => 0,
142			'alternative' => 'pecl/fdf'
143			),
144			'filepro' => array(
145			'5.0' => 1,
146			'5.1' => 1,
147			'5.2' => 0,
148			'5.3' => 0,
149			'5.4' => 0,
150			'5.5' => 0,
151			'5.6' => 0,
152			'7.0' => 0,
153			'alternative' => null
154			),
155			'hw_api' => array(
156			'5.0' => 1,
157			'5.1' => 1,
158			'5.2' => 0,
159			'5.3' => 0,
160			'5.4' => 0,
161			'5.5' => 0,
162			'5.6' => 0,
163			'7.0' => 0,
164			'alternative' => null
165			),
166			'ingres' => array(
167			'5.0' => 1,
168			'5.1' => 0,
169			'5.2' => 0,
170			'5.3' => 0,
171			'5.4' => 0,
172			'5.5' => 0,
173			'5.6' => 0,
174			'7.0' => 0,
175			'alternative' => 'pecl/ingres'
176			),
177			'ircg' => array(
178			'5.0' => 1,
179			'5.1' => 1,
180			'5.2' => 1,
181			'5.3' => 0,
182			'5.4' => 0,
183			'5.5' => 0,
184			'5.6' => 0,
185			'7.0' => 0,
186			'alternative' => null
187			),
188			'mcve' => array(
189			'5.0' => 1,
190			'5.1' => 0,
191			'5.2' => 0,
192			'5.3' => 0,
193			'5.4' => 0,
194			'5.5' => 0,
195			'5.6' => 0,
196			'7.0' => 0,
197			'alternative' => 'pecl/mvce'
198			),
199			'ming' => array(
200			'5.0' => 1,
201			'5.1' => 1,
202			'5.2' => 1,
203			'5.3' => 0,
204			'5.4' => 0,
205			'5.5' => 0,
206			'5.6' => 0,
207			'7.0' => 0,
208			'alternative' => 'pecl/ming'
209			),
210			'mnogosearch' => array(
211			'5.0' => 1,
212			'5.1' => 0,
213			'5.2' => 0,
214			'5.3' => 0,
215			'5.4' => 0,
216			'5.5' => 0,
217			'5.6' => 0,
218			'7.0' => 0,
219			'alternative' => null
220			),
221			'msql' => array(
222			'5.0' => 1,
223			'5.1' => 1,
224			'5.2' => 1,
225			'5.3' => 0,
226			'5.4' => 0,
227			'5.5' => 0,
228			'5.6' => 0,
229			'7.0' => 0,
230			'alternative' => null
231			),
232			'mssql' => array(
233			'7.0' => 0,
234			'alternative' => null
235			),
236			'mysql_' => array(
237			'5.0' => 1,
238			'5.1' => 1,
239			'5.2' => 1,
240			'5.3' => 1,
241			'5.4' => 1,
242			'5.5' => -1,
243			'5.6' => -1,
244			'7.0' => 0,
245			'alternative' => 'mysqli',
246			),
247			'ncurses' => array(
248			'5.0' => 1,
249			'5.1' => 1,
250			'5.2' => 1,
251			'5.3' => 0,
252			'5.4' => 0,
253			'5.5' => 0,
254			'5.6' => 0,
255			'7.0' => 0,
256			'alternative' => 'pecl/ncurses'
257			),
258			'oracle' => array(
259			'5.0' => 1,
260			'5.1' => 1,
261			'5.2' => 1,
262			'5.3' => 0,
263			'5.4' => 0,
264			'5.5' => 0,
265			'5.6' => 0,
266			'7.0' => 0,
267			'alternative' => 'oci8 or pdo_oci'
268			),
269			'ovrimos' => array(
270			'5.0' => 1,
271			'5.1' => 0,
272			'5.2' => 0,
273			'5.3' => 0,
274			'5.4' => 0,
275			'5.5' => 0,
276			'5.6' => 0,
277			'7.0' => 0,
278			'alternative' => null
279			),
280			'pfpro' => array(
281			'5.0' => 1,
282			'5.1' => 1,
283			'5.2' => 1,
284			'5.3' => 0,
285			'5.4' => 0,
286			'5.5' => 0,
287			'5.6' => 0,
288			'7.0' => 0,
289			'alternative' => null
290			),
291			'sqlite' => array(
292			'5.0' => 1,
293			'5.1' => 1,
294			'5.2' => 1,
295			'5.3' => 1,
296			'5.4' => 0,
297			'5.5' => 0,
298			'5.6' => 0,
299			'7.0' => 0,
300			'alternative' => null
301			),
302			'sybase' => array(
303			'5.0' => 1,
304			'5.1' => 1,
305			'5.2' => 1,
306			'5.3' => 0,
307			'5.4' => 0,
308			'5.5' => 0,
309			'5.6' => 0,
310			'7.0' => 0,
311			'alternative' => 'sybase_ct'
312			),
313			'sybase_ct' => array(
314			'7.0' => 0,
315			'alternative' => null
316			),
317			'w32api' => array(
318			'5.0' => 1,
319			'5.1' => 0,
320			'5.2' => 0,
321			'5.3' => 0,
322			'5.4' => 0,
323			'5.5' => 0,
324			'5.6' => 0,
325			'7.0' => 0,
326			'alternative' => 'pecl/ffi'
327			),
328			'yp' => array(
329			'5.0' => 1,
330			'5.1' => 1,
331			'5.2' => 1,
332			'5.3' => 0,
333			'5.4' => 0,
334			'5.5' => 0,
335			'5.6' => 0,
336			'7.0' => 0,
337			'alternative' => null
338			),
339			);
340
341			/**
342			* Returns an array of tokens this test wants to listen for.
343			*
344			* @return array
345			*/
346			public function register()
347			{
348			return array(T_STRING);
349
350			}//end register()
351
352			/**
353			* Processes this test, when one of its tokens is encountered.
354			*
355			* @param PHP_CodeSniffer_File $phpcsFile The file being scanned.
356			* @param int $stackPtr The position of the current token in the
357			* stack passed in $tokens.
358			*
359			* @return void
360			*/
361			public function process(PHP_CodeSniffer_File $phpcsFile, $stackPtr)
362			{
363			$tokens = $phpcsFile->getTokens();
364
365			// Find the next non-empty token.
366			$openBracket = $phpcsFile->findNext(PHP_CodeSniffer_Tokens::$emptyTokens, ($stackPtr + 1), null, true);
367
368			if ($tokens[$openBracket]['code'] !== T_OPEN_PARENTHESIS) {
369			// Not a function call.
370			return;
371			}
372
373			if (isset($tokens[$openBracket]['parenthesis_closer']) === false) {
374			// Not a function call.
375			return;
376			}
377
378			// Find the previous non-empty token.
379			$search = PHP_CodeSniffer_Tokens::$emptyTokens;
380			$search[] = T_BITWISE_AND;
381			$previous = $phpcsFile->findPrevious($search, ($stackPtr - 1), null, true);
382			if ($tokens[$previous]['code'] === T_FUNCTION) {
383			// It's a function definition, not a function call.
384			return;
385			}
386
387			if ($tokens[$previous]['code'] === T_NEW) {
388			// We are creating an object, not calling a function.
389			return;
390			}
391
392			if ( $tokens[$previous]['code'] === T_OBJECT_OPERATOR ) {
393			// We are calling a method of an object
394			return;
395			}
396
397			if($this->isWhiteListed(strtolower($tokens[$stackPtr]['content'])) === true){
398			// Function is whitelisted.
399			return;
400			}
401
402			foreach ($this->removedExtensions as $extension => $versionList) {
403			if (strpos(strtolower($tokens[$stackPtr]['content']), strtolower($extension)) === 0) {
404			$error = '';
405			$isErrored = false;
406			$isDeprecated = false;
407			foreach ($versionList as $version => $status) {
408			if ($version != 'alternative') {
409			if ($status == -1 \|\| $status == 0) {
410			if ($this->supportsAbove($version)) {
411			switch ($status) {
412			case -1:
413			if($isDeprecated === false ) {
414			$error .= 'deprecated since PHP ' . $version . ' and ';
415			$isDeprecated = true;
416			}
417			break;
418			case 0:
419			$isErrored = true;
420			$error .= 'removed since PHP ' . $version . ' and ';
421			break 2;
422			}
423			}
424			}
425			}
426			}
427			if (strlen($error) > 0) {
428			$error = "Extension '" . $extension . "' is " . $error;
429			$error = substr($error, 0, strlen($error) - 5);
430			if (!is_null($versionList['alternative'])) {
431			$error .= ' - use ' . $versionList['alternative'] . ' instead.';
432			}
433			if ($isErrored === true) {
434			$phpcsFile->addError($error, $stackPtr);
435			} else {
436			$phpcsFile->addWarning($error, $stackPtr);
437			}
438			}
439			}
440			}
441
442			}//end process()
443
444			/**
445			* Is the current function being checked whitelisted ?
446			*
447			* Parsing the list late as it may be provided as a property, but also inline.
448			*
449			* @param string $content Content of the current token.
450			*
451			* @return bool
452			*/
453			protected function isWhiteListed($content) {
454			if (isset($this->functionWhitelist) === false) {
455			return false;
456			}
457
458			if (is_string($this->functionWhitelist) === true) {
459			if (strpos($this->functionWhitelist, ',') !== false) {
460			$this->functionWhitelist = explode(',', $this->functionWhitelist);
461			} else {
462			$this->functionWhitelist = (array) $this->functionWhitelist;
463			}
464			}
465
466			if (is_array($this->functionWhitelist) === true) {
467			$this->functionWhitelist = array_map('strtolower',$this->functionWhitelist);
468			return in_array($content, $this->functionWhitelist, true);
469			}
470
471			return false;
472
473			}//end isWhiteListed()
474
475			}//end class
476

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