<?php
/**
* Ensure that all style definitions are in lowercase.
*
* @author Greg Sherwood <gsherwood@squiz.net>
* @copyright 2006-2015 Squiz Pty Ltd (ABN 77 084 670 600)
* @license https://github.com/squizlabs/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
*/
namespace PHP_CodeSniffer\Standards\Squiz\Sniffs\CSS;
use PHP_CodeSniffer\Files\File;
use PHP_CodeSniffer\Sniffs\Sniff;
class LowercaseStyleDefinitionSniff implements Sniff
{
/**
* A list of tokenizers this sniff supports.
*
* @var array
*/
public $supportedTokenizers = ['CSS'];
/**
* Returns the token types that this sniff is interested in.
*
* @return int[]
*/
public function register()
{
return [T_OPEN_CURLY_BRACKET];
}//end register()
/**
* Processes the tokens that this sniff is interested in.
*
* @param \PHP_CodeSniffer\Files\File $phpcsFile The file where the token was found.
* @param int $stackPtr The position in the stack where
* the token was found.
*
* @return void
*/
public function process(File $phpcsFile, $stackPtr)
{
$tokens = $phpcsFile->getTokens();
$start = ($stackPtr + 1);
$end = ($tokens[$stackPtr]['bracket_closer'] - 1);
$inStyle = null;
for ($i = $start; $i <= $end; $i++) {
// Skip nested definitions as they are checked individually.
if ($tokens[$i]['code'] === T_OPEN_CURLY_BRACKET) {
$i = $tokens[$i]['bracket_closer'];
continue;
}
if ($tokens[$i]['code'] === T_STYLE) {
$inStyle = $tokens[$i]['content'];
}
if ($tokens[$i]['code'] === T_SEMICOLON) {
$inStyle = null;
}
if ($inStyle === 'progid') {
// Special case for IE filters.
continue;
}
if ($tokens[$i]['code'] === T_STYLE
|| ($inStyle !== null
&& $tokens[$i]['code'] === T_STRING)
) {
$expected = strtolower($tokens[$i]['content']);
if ($expected !== $tokens[$i]['content']) {
$error = 'Style definitions must be lowercase; expected %s but found %s';
$data = [
$expected,
$tokens[$i]['content'],
];
$fix = $phpcsFile->addFixableError($error, $i, 'FoundUpper', $data);
if ($fix === true) {
$phpcsFile->fixer->replaceToken($i, $expected);
}
}
}
}//end for
}//end process()
}//end class