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<?php
/**
* Squiz_Sniffs_CSS_IndentationSniff.
*
* PHP version 5
*
* @category PHP
* @package PHP_CodeSniffer
* @author Greg Sherwood <gsherwood@squiz.net>
* @copyright 2006-2011 Squiz Pty Ltd (ABN 77 084 670 600)
* @license http://matrix.squiz.net/developer/tools/php_cs/licence BSD Licence
* @link http://pear.php.net/package/PHP_CodeSniffer
*/
/**
* Squiz_Sniffs_CSS_IndentationSniff.
*
* Ensures styles are indented 4 spaces.
*
* @category PHP
* @package PHP_CodeSniffer
* @author Greg Sherwood <gsherwood@squiz.net>
* @copyright 2006-2011 Squiz Pty Ltd (ABN 77 084 670 600)
* @license http://matrix.squiz.net/developer/tools/php_cs/licence BSD Licence
* @version Release: 1.3.3
* @link http://pear.php.net/package/PHP_CodeSniffer
*/
class Squiz_Sniffs_CSS_IndentationSniff implements PHP_CodeSniffer_Sniff
{
/**
* A list of tokenizers this sniff supports.
*
* @var array
*/
public $supportedTokenizers = array('CSS');
/**
* Returns the token types that this sniff is interested in.
*
* @return array(int)
*/
public function register()
{
return array(T_OPEN_TAG);
}//end register()
/**
* Processes the tokens that this sniff is interested in.
*
* @param PHP_CodeSniffer_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(PHP_CodeSniffer_File $phpcsFile, $stackPtr)
{
$tokens = $phpcsFile->getTokens();
$numTokens = (count($tokens) - 2);
$currentLine = 0;
$indentLevel = 0;
$nestingLevel = 0;
for ($i = 1; $i < $numTokens; $i++) {
if ($tokens[$i]['code'] === T_COMMENT) {
// Dont check the indent of comments.
continue;
}
if ($tokens[$i]['code'] === T_OPEN_CURLY_BRACKET) {
$indentLevel++;
// Check for nested class definitions.
$found = $phpcsFile->findNext(
T_OPEN_CURLY_BRACKET,
($i + 1),
$tokens[$i]['bracket_closer']
);
if ($found !== false) {
$nestingLevel = $indentLevel;
}
} else if ($tokens[($i + 1)]['code'] === T_CLOSE_CURLY_BRACKET) {
$indentLevel--;
}
if ($tokens[$i]['line'] === $currentLine) {
continue;
}
// We started a new line, so check indent.
if ($tokens[$i]['code'] === T_WHITESPACE) {
$content = str_replace($phpcsFile->eolChar, '', $tokens[$i]['content']);
$foundIndent = strlen($content);
} else {
$foundIndent = 0;
}
$expectedIndent = ($indentLevel * 4);
if ($expectedIndent > 0 && strpos($tokens[$i]['content'], $phpcsFile->eolChar) !== false
) {
if ($nestingLevel !== $indentLevel) {
$error = 'Blank lines are not allowed in class definitions';
$phpcsFile->addError($error, $i, 'BlankLine');
}
} else if ($foundIndent !== $expectedIndent) {
$error = 'Line indented incorrectly; expected %s spaces, found %s';
$data = array(
$expectedIndent,
$foundIndent,
);
$phpcsFile->addError($error, $i, 'Incorrect', $data);
}
$currentLine = $tokens[$i]['line'];
}//end foreach
}//end process()
}//end class
?>
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