92 lines
3.0 KiB
PHP
92 lines
3.0 KiB
PHP
<?php
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/**
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* PHPCompatibility, an external standard for PHP_CodeSniffer.
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*
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* @package PHPCompatibility
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* @copyright 2012-2019 PHPCompatibility Contributors
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* @license https://opensource.org/licenses/LGPL-3.0 LGPL3
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* @link https://github.com/PHPCompatibility/PHPCompatibility
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*/
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namespace PHPCompatibility\Sniffs\ParameterValues;
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use PHPCompatibility\AbstractFunctionCallParameterSniff;
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use PHP_CodeSniffer_File as File;
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/**
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* The default value for the `$variant` parameter has changed from `INTL_IDNA_VARIANT_2003`
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* to `INTL_IDNA_VARIANT_UTS46` in PHP 7.4.
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*
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* PHP version 7.4
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*
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* @link https://www.php.net/manual/en/migration74.incompatible.php#migration74.incompatible.intl
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* @link https://wiki.php.net/rfc/deprecate-and-remove-intl_idna_variant_2003
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* @link https://www.php.net/manual/en/function.idn-to-ascii.php
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* @link https://www.php.net/manual/en/function.idn-to-utf8.php
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*
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* @since 9.3.0
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*/
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class NewIDNVariantDefaultSniff extends AbstractFunctionCallParameterSniff
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{
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/**
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* Functions to check for.
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*
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* Key is the function name, value the 1-based parameter position of
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* the $variant parameter.
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*
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* @since 9.3.0
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*
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* @var array
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*/
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protected $targetFunctions = array(
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'idn_to_ascii' => 3,
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'idn_to_utf8' => 3,
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);
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/**
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* Do a version check to determine if this sniff needs to run at all.
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*
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* Note: This sniff should only trigger errors when both PHP 7.3 or lower,
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* as well as PHP 7.4 or higher need to be supported within the application.
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*
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* @since 9.3.0
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*
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* @return bool
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*/
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protected function bowOutEarly()
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{
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return ($this->supportsBelow('7.3') === false || $this->supportsAbove('7.4') === false);
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}
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/**
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* Process the parameters of a matched function.
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*
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* @since 9.3.0
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*
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* @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
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* @param int $stackPtr The position of the current token in the stack.
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* @param string $functionName The token content (function name) which was matched.
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* @param array $parameters Array with information about the parameters.
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*
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* @return int|void Integer stack pointer to skip forward or void to continue
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* normal file processing.
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*/
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public function processParameters(File $phpcsFile, $stackPtr, $functionName, $parameters)
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{
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$functionLC = strtolower($functionName);
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if (isset($parameters[$this->targetFunctions[$functionLC]]) === true) {
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return;
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}
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$error = 'The default value of the %s() $variant parameter has changed from INTL_IDNA_VARIANT_2003 to INTL_IDNA_VARIANT_UTS46 in PHP 7.4. For optimal cross-version compatibility, the $variant parameter should be explicitly set.';
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$phpcsFile->addError(
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$error,
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$stackPtr,
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'NotSet',
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array($functionName)
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);
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}
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}
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