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php/PHP_CodeSniffer/src/Tokenizers/CSS.php  view on Meta::CPAN

            'type'    => 'T_OPEN_TAG',
            'content' => '',
        ];

        $newStackPtr      = 1;
        $numTokens        = count($tokens);
        $multiLineComment = false;
        for ($stackPtr = 1; $stackPtr < $numTokens; $stackPtr++) {
            $token = $tokens[$stackPtr];

            // CSS files don't have lists, breaks etc, so convert these to
            // standard strings early so they can be converted into T_STYLE
            // tokens and joined with other strings if needed.
            if ($token['code'] === T_BREAK
                || $token['code'] === T_LIST
                || $token['code'] === T_DEFAULT
                || $token['code'] === T_SWITCH
                || $token['code'] === T_FOR
                || $token['code'] === T_FOREACH
                || $token['code'] === T_WHILE
                || $token['code'] === T_DEC
                || $token['code'] === T_NEW
            ) {
                $token['type'] = 'T_STRING';
                $token['code'] = T_STRING;
            }

            $token['content'] = str_replace('^PHPCS_CSS_T_OPEN_TAG^', '<?php', $token['content']);
            $token['content'] = str_replace('^PHPCS_CSS_T_CLOSE_TAG^', '?>', $token['content']);

            if (PHP_CODESNIFFER_VERBOSITY > 1) {
                $type    = $token['type'];
                $content = Util\Common::prepareForOutput($token['content']);
                echo "\tProcess token $stackPtr: $type => $content".PHP_EOL;
            }

            if ($token['code'] === T_BITWISE_XOR
                && $tokens[($stackPtr + 1)]['content'] === 'PHPCS_CSS_T_OPEN_TAG'
            ) {
                $content = '<?php';
                for ($stackPtr += 3; $stackPtr < $numTokens; $stackPtr++) {
                    if ($tokens[$stackPtr]['code'] === T_BITWISE_XOR
                        && $tokens[($stackPtr + 1)]['content'] === 'PHPCS_CSS_T_CLOSE_TAG'
                    ) {
                        // Add the end tag and ignore the * we put at the end.
                        $content  .= '?>';
                        $stackPtr += 2;
                        break;
                    } else {
                        $content .= $tokens[$stackPtr]['content'];
                    }
                }

                if (PHP_CODESNIFFER_VERBOSITY > 1) {
                    echo "\t\t=> Found embedded PHP code: ";
                    $cleanContent = Util\Common::prepareForOutput($content);
                    echo $cleanContent.PHP_EOL;
                }

                $finalTokens[$newStackPtr] = [
                    'type'    => 'T_EMBEDDED_PHP',
                    'code'    => T_EMBEDDED_PHP,
                    'content' => $content,
                ];

                $newStackPtr++;
                continue;
            }//end if

            if ($token['code'] === T_GOTO_LABEL) {
                // Convert these back to T_STRING followed by T_COLON so we can
                // more easily process style definitions.
                $finalTokens[$newStackPtr] = [
                    'type'    => 'T_STRING',
                    'code'    => T_STRING,
                    'content' => substr($token['content'], 0, -1),
                ];
                $newStackPtr++;
                $finalTokens[$newStackPtr] = [
                    'type'    => 'T_COLON',
                    'code'    => T_COLON,
                    'content' => ':',
                ];
                $newStackPtr++;
                continue;
            }

            if ($token['code'] === T_FUNCTION) {
                // There are no functions in CSS, so convert this to a string.
                $finalTokens[$newStackPtr] = [
                    'type'    => 'T_STRING',
                    'code'    => T_STRING,
                    'content' => $token['content'],
                ];

                $newStackPtr++;
                continue;
            }

            if ($token['code'] === T_COMMENT
                && substr($token['content'], 0, 2) === '/*'
            ) {
                // Multi-line comment. Record it so we can ignore other
                // comment tags until we get out of this one.
                $multiLineComment = true;
            }

            if ($token['code'] === T_COMMENT
                && $multiLineComment === false
                && (substr($token['content'], 0, 2) === '//'
                || $token['content'][0] === '#')
            ) {
                $content = ltrim($token['content'], '#/');

                // Guard against PHP7+ syntax errors by stripping
                // leading zeros so the content doesn't look like an invalid int.
                $leadingZero = false;
                if ($content[0] === '0') {
                    $content     = '1'.$content;
                    $leadingZero = true;
                }