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<?php
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/**
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* Squiz_Sniffs_CSS_ColourDefinitionSniff.
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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: ColourDefinitionSniff.php 267911 2008-10-28 05:17:23Z 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_ColourDefinitionSniff.
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*
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* Ensure colours are defined in upper-case and use shortcuts where possible.
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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_ColourDefinitionSniff 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_COLOUR);
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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 = $phpcsFile->getTokens();
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$colour = $tokens[$stackPtr]['content'];
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$expected = strtoupper($colour);
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if ($colour !== $expected) {
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$error = "CSS colours must be defined in uppercase; expected $expected but found $colour";
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$phpcsFile->addError($error, $stackPtr);
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}
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// Now check if shorthand can be used.
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if (strlen($colour) !== 7) {
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return;
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}
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if ($colour{1} === $colour{2} && $colour{3} === $colour{4} && $colour{5} === $colour{6}) {
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$expected = '#'.$colour{1}.$colour{3}.$colour{5};
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$error = "CSS colours must use shorthand if available; expected $expected but found $colour";
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$phpcsFile->addError($error, $stackPtr);
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}
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}//end process()
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}//end class
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?>
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