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<?php
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/**
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* Squiz_Sniffs_CSS_IndentationSniff.
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*
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* PHP version 5
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*
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* @category PHP
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* @package PHP_CodeSniffer
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* @author Greg Sherwood <gsherwood@squiz.net>
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* @copyright 2006 Squiz Pty Ltd (ABN 77 084 670 600)
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* @license http://matrix.squiz.net/developer/tools/php_cs/licence BSD Licence
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* @version CVS: $Id: IndentationSniff.php 268171 2008-11-03 04:58:13Z squiz $
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* @link http://pear.php.net/package/PHP_CodeSniffer
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*/
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/**
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* Squiz_Sniffs_CSS_IndentationSniff.
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*
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* Ensures styles are indented 4 spaces.
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*
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* @category PHP
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* @package PHP_CodeSniffer
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* @author Greg Sherwood <gsherwood@squiz.net>
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* @copyright 2006 Squiz Pty Ltd (ABN 77 084 670 600)
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* @license http://matrix.squiz.net/developer/tools/php_cs/licence BSD Licence
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* @version Release: 1.2.1
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* @link http://pear.php.net/package/PHP_CodeSniffer
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*/
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class Squiz_Sniffs_CSS_IndentationSniff implements PHP_CodeSniffer_Sniff
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{
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/**
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* A list of tokenizers this sniff supports.
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*
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* @var array
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*/
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public $supportedTokenizers = array('CSS');
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/**
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* Returns the token types that this sniff is interested in.
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*
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* @return array(int)
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*/
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public function register()
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{
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return array(T_OPEN_TAG);
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}//end register()
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/**
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* Processes the tokens that this sniff is interested in.
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*
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* @param PHP_CodeSniffer_File $phpcsFile The file where the token was found.
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* @param int $stackPtr The position in the stack where
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* the token was found.
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*
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* @return void
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*/
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public function process(PHP_CodeSniffer_File $phpcsFile, $stackPtr)
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{
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$tokens = $phpcsFile->getTokens();
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$numTokens = (count($tokens) - 2);
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$currentLine = 0;
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$indentLevel = 0;
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for ($i = 1; $i < $numTokens; $i++) {
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if ($tokens[$i]['code'] === T_COMMENT) {
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// Dont check the indent of comments.
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continue;
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}
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if ($tokens[$i]['code'] === T_OPEN_CURLY_BRACKET) {
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$indentLevel++;
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} else if ($tokens[$i]['code'] === T_CLOSE_CURLY_BRACKET) {
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$indentLevel--;
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}
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if ($tokens[$i]['line'] === $currentLine) {
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continue;
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}
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// We started a new line, so check indent.
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if ($tokens[$i]['code'] === T_WHITESPACE) {
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$content = str_replace($phpcsFile->eolChar, '', $tokens[$i]['content']);
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$foundIndent = strlen($content);
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} else {
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$foundIndent = 0;
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}
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$expectedIndent = ($indentLevel * 4);
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if ($expectedIndent > 0 && strpos($tokens[$i]['content'], $phpcsFile->eolChar) !== false) {
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$error = 'Blank lines are not allowed in class definitions';
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$phpcsFile->addError($error, $i);
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} else if ($foundIndent !== $expectedIndent) {
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$error = "Line indented incorrectly; expected $expectedIndent spaces, found $foundIndent";
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$phpcsFile->addError($error, $i);
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}
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$currentLine = $tokens[$i]['line'];
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}//end foreach
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}//end process()
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}//end class
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?>
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