基础代码
This commit is contained in:
+147
@@ -0,0 +1,147 @@
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<?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\Miscellaneous;
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use PHPCompatibility\Sniff;
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use PHP_CodeSniffer_File as File;
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/**
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* PHP 7.4 now supports stand-alone PHP tags at the end of a file (without new line).
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*
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* > `<?php` at the end of the file (without trailing newline) will now be
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* > interpreted as an opening PHP tag. Previously it was interpreted either as
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* > `<? php` and resulted in a syntax error (with short_open_tag=1) or was
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* > interpreted as a literal `<?php` string (with short_open_tag=0).
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*
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* {@internal Due to an issue with the Tokenizer, this sniff will not work correctly
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* on PHP 5.3 in combination with PHPCS < 2.6.0 when short_open_tag is `On`.
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* As this is causing "Undefined offset" notices, there is nothing we can
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* do to work-around this.}
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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.core.php-tag
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* @link https://github.com/php/php-src/blob/30de357fa14480468132bbc22a272aeb91789ba8/UPGRADING#L37-L40
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*
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* @since 9.3.0
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*/
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class NewPHPOpenTagEOFSniff extends Sniff
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{
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/**
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* Whether or not short open tags is enabled on the install running the sniffs.
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*
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* @since 9.3.0
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*
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* @var bool
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*/
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protected $shortOpenTags;
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/**
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* Returns an array of tokens this test wants to listen for.
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*
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* @since 9.3.0
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*
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* @return array
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*/
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public function register()
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{
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$targets = array(
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\T_OPEN_TAG_WITH_ECHO,
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);
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$this->shortOpenTags = (bool) ini_get('short_open_tag');
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if ($this->shortOpenTags === false) {
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$targets[] = \T_INLINE_HTML;
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} else {
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$targets[] = \T_STRING;
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}
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if (version_compare(\PHP_VERSION_ID, '70399', '>')) {
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$targets[] = \T_OPEN_TAG;
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}
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return $targets;
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}
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/**
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* Processes this test, when one of its tokens is encountered.
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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
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* in the stack passed in $tokens.
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*
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* @return void
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*/
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public function process(File $phpcsFile, $stackPtr)
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{
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if ($this->supportsBelow('7.3') === false) {
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return;
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}
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if ($stackPtr !== ($phpcsFile->numTokens - 1)) {
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// We're only interested in the last token in the file.
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return;
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}
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$tokens = $phpcsFile->getTokens();
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$contents = $tokens[$stackPtr]['content'];
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$error = false;
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switch ($tokens[$stackPtr]['code']) {
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case \T_INLINE_HTML:
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// PHP < 7.4 with short open tags off.
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if ($contents === '<?php') {
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$error = true;
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} elseif ($contents === '<?=') {
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// Also cover short open echo tags in PHP 5.3 with short open tags off.
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$error = true;
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}
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break;
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case \T_STRING:
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// PHP < 7.4 with short open tags on.
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if ($contents === 'php'
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&& $tokens[($stackPtr - 1)]['code'] === \T_OPEN_TAG
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&& $tokens[($stackPtr - 1)]['content'] === '<?'
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) {
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$error = true;
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}
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break;
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case \T_OPEN_TAG_WITH_ECHO:
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// PHP 5.4+.
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if (rtrim($contents) === '<?=') {
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$error = true;
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}
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break;
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case \T_OPEN_TAG:
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// PHP 7.4+.
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if ($contents === '<?php') {
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$error = true;
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}
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break;
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}
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if ($error === true) {
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$phpcsFile->addError(
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'A PHP open tag at the end of a file, without trailing newline, was not supported in PHP 7.3 or earlier and would result in a syntax error or be interpreted as a literal string',
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$stackPtr,
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'Found'
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);
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}
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}
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}
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+172
@@ -0,0 +1,172 @@
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<?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\Miscellaneous;
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use PHPCompatibility\Sniff;
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use PHP_CodeSniffer_File as File;
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/**
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* Check for use of alternative PHP tags, support for which was removed in PHP 7.0.
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*
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* {@internal Based on `Generic.PHP.DisallowAlternativePHPTags` by Juliette Reinders Folmer
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* (with permission) which was merged into PHPCS 2.7.0.}
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*
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* PHP version 7.0
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*
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* @link https://wiki.php.net/rfc/remove_alternative_php_tags
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* @link https://www.php.net/manual/en/language.basic-syntax.phptags.php
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*
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* @since 7.0.4
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*/
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class RemovedAlternativePHPTagsSniff extends Sniff
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{
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/**
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* Whether ASP tags are enabled or not.
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*
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* @since 7.0.4
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*
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* @var bool
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*/
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private $aspTags = false;
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/**
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* Returns an array of tokens this test wants to listen for.
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*
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* @since 7.0.4
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*
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* @return array
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*/
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public function register()
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{
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if (version_compare(\PHP_VERSION_ID, '70000', '<') === true) {
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// phpcs:ignore PHPCompatibility.IniDirectives.RemovedIniDirectives.asp_tagsRemoved
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$this->aspTags = (bool) ini_get('asp_tags');
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}
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return array(
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\T_OPEN_TAG,
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\T_OPEN_TAG_WITH_ECHO,
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\T_INLINE_HTML,
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);
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}
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/**
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* Processes this test, when one of its tokens is encountered.
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*
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* @since 7.0.4
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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
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* in the stack passed in $tokens.
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*
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* @return void
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*/
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public function process(File $phpcsFile, $stackPtr)
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{
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if ($this->supportsAbove('7.0') === false) {
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return;
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}
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$tokens = $phpcsFile->getTokens();
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$openTag = $tokens[$stackPtr];
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$content = trim($openTag['content']);
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if ($content === '' || $content === '<?php') {
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return;
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}
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if ($openTag['code'] === \T_OPEN_TAG || $openTag['code'] === \T_OPEN_TAG_WITH_ECHO) {
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if ($content === '<%' || $content === '<%=') {
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$data = array(
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'ASP',
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$content,
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);
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$errorCode = 'ASPOpenTagFound';
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} elseif (strpos($content, '<script ') !== false) {
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$data = array(
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'Script',
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$content,
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);
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$errorCode = 'ScriptOpenTagFound';
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} else {
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return;
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}
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}
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// Account for incorrect script open tags.
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// The "(?:<s)?" in the regex is to work-around a bug in the tokenizer in PHP 5.2.
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elseif ($openTag['code'] === \T_INLINE_HTML
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&& preg_match('`((?:<s)?cript (?:[^>]+)?language=[\'"]?php[\'"]?(?:[^>]+)?>)`i', $content, $match) === 1
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) {
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$found = $match[1];
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$data = array(
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'Script',
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$found,
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);
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$errorCode = 'ScriptOpenTagFound';
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}
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if (isset($errorCode, $data)) {
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$phpcsFile->addError(
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'%s style opening tags have been removed in PHP 7.0. Found "%s"',
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$stackPtr,
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$errorCode,
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$data
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);
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return;
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}
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// If we're still here, we can't be sure if what we found was really intended as ASP open tags.
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if ($openTag['code'] === \T_INLINE_HTML && $this->aspTags === false) {
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if (strpos($content, '<%') !== false) {
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$error = 'Possible use of ASP style opening tags detected. ASP style opening tags have been removed in PHP 7.0. Found: %s';
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$snippet = $this->getSnippet($content, '<%');
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$data = array('<%' . $snippet);
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$phpcsFile->addWarning($error, $stackPtr, 'MaybeASPOpenTagFound', $data);
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}
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}
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}
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/**
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* Get a snippet from a HTML token.
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*
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* @since 7.0.4
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*
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* @param string $content The content of the HTML token.
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* @param string $startAt Partial string to use as a starting point for the snippet.
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* @param int $length The target length of the snippet to get. Defaults to 25.
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*
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* @return string
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*/
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protected function getSnippet($content, $startAt = '', $length = 25)
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{
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$startPos = 0;
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if ($startAt !== '') {
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$startPos = strpos($content, $startAt);
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if ($startPos !== false) {
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$startPos += \strlen($startAt);
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}
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}
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$snippet = substr($content, $startPos, $length);
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if ((\strlen($content) - $startPos) > $length) {
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$snippet .= '...';
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}
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return $snippet;
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}
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}
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+250
@@ -0,0 +1,250 @@
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<?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\Miscellaneous;
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use PHPCompatibility\Sniff;
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use PHP_CodeSniffer_File as File;
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/**
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* Check for valid integer types and values.
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*
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* Checks:
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* - PHP 5.4 introduced binary integers.
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* - PHP 7.0 removed tolerance for invalid octals. These were truncated prior to PHP 7
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* and give a parse error since PHP 7.
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* - PHP 7.0 removed support for recognizing hexadecimal numeric strings as numeric.
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* Type juggling and recognition was inconsistent prior to PHP 7. As of PHP 7, they
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* are no longer treated as numeric.
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*
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* PHP version 5.4+
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*
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* @link https://wiki.php.net/rfc/binnotation4ints
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* @link https://wiki.php.net/rfc/remove_hex_support_in_numeric_strings
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* @link https://www.php.net/manual/en/language.types.integer.php
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*
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* @since 7.0.3
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* @since 7.0.8 This sniff now throws a warning instead of an error for invalid binary integers.
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*/
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class ValidIntegersSniff extends Sniff
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{
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/**
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* Whether PHPCS is run on a PHP < 5.4.
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*
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* @since 7.0.3
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*
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* @var bool
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*/
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protected $isLowPHPVersion = false;
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/**
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* Returns an array of tokens this test wants to listen for.
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*
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* @since 7.0.3
|
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*
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||||
* @return array
|
||||
*/
|
||||
public function register()
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||||
{
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$this->isLowPHPVersion = version_compare(\PHP_VERSION_ID, '50400', '<');
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return array(
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||||
\T_LNUMBER, // Binary, octal integers.
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\T_CONSTANT_ENCAPSED_STRING, // Hex numeric string.
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||||
);
|
||||
}
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||||
|
||||
|
||||
/**
|
||||
* Processes this test, when one of its tokens is encountered.
|
||||
*
|
||||
* @since 7.0.3
|
||||
*
|
||||
* @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
|
||||
* @param int $stackPtr The position of the current token in
|
||||
* the stack.
|
||||
*
|
||||
* @return void
|
||||
*/
|
||||
public function process(File $phpcsFile, $stackPtr)
|
||||
{
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||||
$tokens = $phpcsFile->getTokens();
|
||||
$token = $tokens[$stackPtr];
|
||||
|
||||
if ($this->couldBeBinaryInteger($tokens, $stackPtr) === true) {
|
||||
if ($this->supportsBelow('5.3')) {
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||||
$error = 'Binary integer literals were not present in PHP version 5.3 or earlier. Found: %s';
|
||||
if ($this->isLowPHPVersion === false) {
|
||||
$data = array($token['content']);
|
||||
} else {
|
||||
$data = array($this->getBinaryInteger($phpcsFile, $tokens, $stackPtr));
|
||||
}
|
||||
$phpcsFile->addError($error, $stackPtr, 'BinaryIntegerFound', $data);
|
||||
}
|
||||
|
||||
if ($this->isInvalidBinaryInteger($tokens, $stackPtr) === true) {
|
||||
$error = 'Invalid binary integer detected. Found: %s';
|
||||
$data = array($this->getBinaryInteger($phpcsFile, $tokens, $stackPtr));
|
||||
$phpcsFile->addWarning($error, $stackPtr, 'InvalidBinaryIntegerFound', $data);
|
||||
}
|
||||
return;
|
||||
}
|
||||
|
||||
$isError = $this->supportsAbove('7.0');
|
||||
$data = array( $token['content'] );
|
||||
|
||||
if ($this->isInvalidOctalInteger($tokens, $stackPtr) === true) {
|
||||
$this->addMessage(
|
||||
$phpcsFile,
|
||||
'Invalid octal integer detected. Prior to PHP 7 this would lead to a truncated number. From PHP 7 onwards this causes a parse error. Found: %s',
|
||||
$stackPtr,
|
||||
$isError,
|
||||
'InvalidOctalIntegerFound',
|
||||
$data
|
||||
);
|
||||
return;
|
||||
}
|
||||
|
||||
if ($this->isHexidecimalNumericString($tokens, $stackPtr) === true) {
|
||||
$this->addMessage(
|
||||
$phpcsFile,
|
||||
'The behaviour of hexadecimal numeric strings was inconsistent prior to PHP 7 and support has been removed in PHP 7. Found: %s',
|
||||
$stackPtr,
|
||||
$isError,
|
||||
'HexNumericStringFound',
|
||||
$data
|
||||
);
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Could the current token potentially be a binary integer ?
|
||||
*
|
||||
* @since 7.0.3
|
||||
*
|
||||
* @param array $tokens Token stack.
|
||||
* @param int $stackPtr The current position in the token stack.
|
||||
*
|
||||
* @return bool
|
||||
*/
|
||||
private function couldBeBinaryInteger($tokens, $stackPtr)
|
||||
{
|
||||
$token = $tokens[$stackPtr];
|
||||
|
||||
if ($token['code'] !== \T_LNUMBER) {
|
||||
return false;
|
||||
}
|
||||
|
||||
if ($this->isLowPHPVersion === false) {
|
||||
return (preg_match('`^0b[0-1]+$`iD', $token['content']) === 1);
|
||||
}
|
||||
// Pre-5.4, binary strings are tokenized as T_LNUMBER (0) + T_STRING ("b01010101").
|
||||
// At this point, we don't yet care whether it's a valid binary int, that's a separate check.
|
||||
else {
|
||||
return($token['content'] === '0' && $tokens[$stackPtr + 1]['code'] === \T_STRING && preg_match('`^b[0-9]+$`iD', $tokens[$stackPtr + 1]['content']) === 1);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Is the current token an invalid binary integer ?
|
||||
*
|
||||
* @since 7.0.3
|
||||
*
|
||||
* @param array $tokens Token stack.
|
||||
* @param int $stackPtr The current position in the token stack.
|
||||
*
|
||||
* @return bool
|
||||
*/
|
||||
private function isInvalidBinaryInteger($tokens, $stackPtr)
|
||||
{
|
||||
if ($this->couldBeBinaryInteger($tokens, $stackPtr) === false) {
|
||||
return false;
|
||||
}
|
||||
|
||||
if ($this->isLowPHPVersion === false) {
|
||||
// If it's an invalid binary int, the token will be split into two T_LNUMBER tokens.
|
||||
return ($tokens[$stackPtr + 1]['code'] === \T_LNUMBER);
|
||||
} else {
|
||||
return (preg_match('`^b[0-1]+$`iD', $tokens[$stackPtr + 1]['content']) === 0);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Retrieve the content of the tokens which together look like a binary integer.
|
||||
*
|
||||
* @since 7.0.3
|
||||
*
|
||||
* @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
|
||||
* @param array $tokens Token stack.
|
||||
* @param int $stackPtr The position of the current token in
|
||||
* the stack.
|
||||
*
|
||||
* @return string
|
||||
*/
|
||||
private function getBinaryInteger(File $phpcsFile, $tokens, $stackPtr)
|
||||
{
|
||||
$length = 2; // PHP < 5.4 T_LNUMBER + T_STRING.
|
||||
|
||||
if ($this->isLowPHPVersion === false) {
|
||||
$i = $stackPtr;
|
||||
while ($tokens[$i]['code'] === \T_LNUMBER) {
|
||||
$i++;
|
||||
}
|
||||
$length = ($i - $stackPtr);
|
||||
}
|
||||
|
||||
return $phpcsFile->getTokensAsString($stackPtr, $length);
|
||||
}
|
||||
|
||||
/**
|
||||
* Is the current token an invalid octal integer ?
|
||||
*
|
||||
* @since 7.0.3
|
||||
*
|
||||
* @param array $tokens Token stack.
|
||||
* @param int $stackPtr The current position in the token stack.
|
||||
*
|
||||
* @return bool
|
||||
*/
|
||||
private function isInvalidOctalInteger($tokens, $stackPtr)
|
||||
{
|
||||
$token = $tokens[$stackPtr];
|
||||
|
||||
if ($token['code'] === \T_LNUMBER && preg_match('`^0[0-7]*[8-9]+[0-9]*$`D', $token['content']) === 1) {
|
||||
return true;
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
/**
|
||||
* Is the current token a hexidecimal numeric string ?
|
||||
*
|
||||
* @since 7.0.3
|
||||
*
|
||||
* @param array $tokens Token stack.
|
||||
* @param int $stackPtr The current position in the token stack.
|
||||
*
|
||||
* @return bool
|
||||
*/
|
||||
private function isHexidecimalNumericString($tokens, $stackPtr)
|
||||
{
|
||||
$token = $tokens[$stackPtr];
|
||||
|
||||
if ($token['code'] === \T_CONSTANT_ENCAPSED_STRING && preg_match('`^0x[a-f0-9]+$`iD', $this->stripQuotes($token['content'])) === 1) {
|
||||
return true;
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user