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oficinasuport-wp-theme/vendor/phpcompatibility/php-compatibility/PHPCompatibility/Sniffs/Extensions/RemovedExtensionsSniff.php

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<?php
/**
* PHPCompatibility, an external standard for PHP_CodeSniffer.
*
* @package PHPCompatibility
* @copyright 2012-2019 PHPCompatibility Contributors
* @license https://opensource.org/licenses/LGPL-3.0 LGPL3
* @link https://github.com/PHPCompatibility/PHPCompatibility
*/
namespace PHPCompatibility\Sniffs\Extensions;
use PHPCompatibility\AbstractRemovedFeatureSniff;
use PHP_CodeSniffer_File as File;
use PHP_CodeSniffer_Tokens as Tokens;
/**
* Detect the use of deprecated and/or removed PHP extensions.
*
* This sniff examines function calls made and flags function calls to functions
* prefixed with the dedicated prefix from a deprecated/removed native PHP extension.
*
* Suggests alternative extensions if available.
*
* As userland functions may be prefixed with a prefix also used by a native
* PHP extension, the sniff offers the ability to whitelist specific functions
* from being flagged by this sniff via a property in a custom ruleset
* (since PHPCompatibility 7.0.2).
*
* {@internal This sniff is a candidate for removal once all functions from all
* deprecated/removed extensions have been added to the RemovedFunctions sniff.}
*
* PHP version All
*
* @since 5.5
* @since 7.1.0 Now extends the `AbstractRemovedFeatureSniff` instead of the base `Sniff` class.
*/
class RemovedExtensionsSniff extends AbstractRemovedFeatureSniff
{
/**
* 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.Extensions.RemovedExtensions">
* <properties>
* <property name="functionWhitelist" type="array" value="mysql_to_rfc3339,mysql_another_function" />
* </properties>
* </rule>
*
* @since 7.0.2
*
* @var array
*/
public $functionWhitelist;
/**
* A list of removed extensions with their alternative, if any.
*
* The array lists : version number with false (deprecated) and true (removed).
* If's sufficient to list the first version where the extension was deprecated/removed.
*
* @since 5.5
*
* @var array(string => array(string => bool|string|null))
*/
protected $removedExtensions = array(
'activescript' => array(
'5.1' => true,
'alternative' => 'pecl/activescript',
),
'cpdf' => array(
'5.1' => true,
'alternative' => 'pecl/pdflib',
),
'dbase' => array(
'5.3' => true,
'alternative' => null,
),
'dbx' => array(
'5.1' => true,
'alternative' => 'pecl/dbx',
),
'dio' => array(
'5.1' => true,
'alternative' => 'pecl/dio',
),
'ereg' => array(
'5.3' => false,
'7.0' => true,
'alternative' => 'pcre',
),
'fam' => array(
'5.1' => true,
'alternative' => null,
),
'fbsql' => array(
'5.3' => true,
'alternative' => null,
),
'fdf' => array(
'5.3' => true,
'alternative' => 'pecl/fdf',
),
'filepro' => array(
'5.2' => true,
'alternative' => null,
),
'hw_api' => array(
'5.2' => true,
'alternative' => null,
),
'ibase' => array(
'7.4' => true,
'alternative' => 'pecl/ibase',
),
'ingres' => array(
'5.1' => true,
'alternative' => 'pecl/ingres',
),
'ircg' => array(
'5.1' => true,
'alternative' => null,
),
'mcrypt' => array(
'7.1' => false,
'7.2' => true,
'alternative' => 'openssl (preferred) or pecl/mcrypt once available',
),
'mcve' => array(
'5.1' => true,
'alternative' => 'pecl/mcve',
),
'ming' => array(
'5.3' => true,
'alternative' => 'pecl/ming',
),
'mnogosearch' => array(
'5.1' => true,
'alternative' => null,
),
'msql' => array(
'5.3' => true,
'alternative' => null,
),
'mssql' => array(
'7.0' => true,
'alternative' => null,
),
'mysql_' => array(
'5.5' => false,
'7.0' => true,
'alternative' => 'mysqli',
),
'ncurses' => array(
'5.3' => true,
'alternative' => 'pecl/ncurses',
),
'oracle' => array(
'5.1' => true,
'alternative' => 'oci8 or pdo_oci',
),
'ovrimos' => array(
'5.1' => true,
'alternative' => null,
),
'pfpro_' => array(
'5.1' => true,
'alternative' => null,
),
'recode' => array(
'7.4' => true,
'alternative' => 'iconv or mbstring',
),
'sqlite' => array(
'5.4' => true,
'alternative' => null,
),
// Has to be before `sybase` as otherwise it will never match.
'sybase_ct' => array(
'7.0' => true,
'alternative' => null,
),
'sybase' => array(
'5.3' => true,
'alternative' => 'sybase_ct',
),
'w32api' => array(
'5.1' => true,
'alternative' => 'pecl/ffi',
),
'wddx' => array(
'7.4' => true,
'alternative' => 'pecl/wddx',
),
'yp' => array(
'5.1' => true,
'alternative' => null,
),
);
/**
* Returns an array of tokens this test wants to listen for.
*
* @since 5.5
*
* @return array
*/
public function register()
{
// Handle case-insensitivity of function names.
$this->removedExtensions = $this->arrayKeysToLowercase($this->removedExtensions);
return array(\T_STRING);
}
/**
* Processes this test, when one of its tokens is encountered.
*
* @since 5.5
*
* @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(File $phpcsFile, $stackPtr)
{
$tokens = $phpcsFile->getTokens();
// Find the next non-empty token.
$openBracket = $phpcsFile->findNext(Tokens::$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.
$search = Tokens::$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;
}
$function = $tokens[$stackPtr]['content'];
$functionLc = strtolower($function);
if ($this->isWhiteListed($functionLc) === true) {
// Function is whitelisted.
return;
}
foreach ($this->removedExtensions as $extension => $versionList) {
if (strpos($functionLc, $extension) === 0) {
$itemInfo = array(
'name' => $extension,
);
$this->handleFeature($phpcsFile, $stackPtr, $itemInfo);
break;
}
}
}
/**
* Is the current function being checked whitelisted ?
*
* Parsing the list late as it may be provided as a property, but also inline.
*
* @since 7.0.2
*
* @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;
}
/**
* Get the relevant sub-array for a specific item from a multi-dimensional array.
*
* @since 7.1.0
*
* @param array $itemInfo Base information about the item.
*
* @return array Version and other information about the item.
*/
public function getItemArray(array $itemInfo)
{
return $this->removedExtensions[$itemInfo['name']];
}
/**
* Get the error message template for this sniff.
*
* @since 7.1.0
*
* @return string
*/
protected function getErrorMsgTemplate()
{
return "Extension '%s' is ";
}
}
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