lib/php-css-parser/Value/CSSString.php

   1 <?php
   2
   3 namespace Sabberworm\CSS\Value;
   4
   5 use Sabberworm\CSS\Parsing\ParserState;
   6 use Sabberworm\CSS\Parsing\SourceException;
   7
   8 class CSSString extends PrimitiveValue {
   9
  10         private $sString;
  11
  12         public function __construct($sString, $iLineNo = 0) {
  13                 $this->sString = $sString;
  14                 parent::__construct($iLineNo);
  15         }
  16
  17         public static function parse(ParserState $oParserState) {
  18                 $sBegin = $oParserState->peek();
  19                 $sQuote = null;
  20                 if ($sBegin === "'") {
  21                         $sQuote = "'";
  22                 } else if ($sBegin === '"') {
  23                         $sQuote = '"';
  24                 }
  25                 if ($sQuote !== null) {
  26                         $oParserState->consume($sQuote);
  27                 }
  28                 $sResult = "";
  29                 $sContent = null;
  30                 if ($sQuote === null) {
  31                         // Unquoted strings end in whitespace or with braces, brackets, parentheses
  32                         while (!preg_match('/[\\s{}()<>\\[\\]]/isu', $oParserState->peek())) {
  33                                 $sResult .= $oParserState->parseCharacter(false);
  34                         }
  35                 } else {
  36                         while (!$oParserState->comes($sQuote)) {
  37                                 $sContent = $oParserState->parseCharacter(false);
  38                                 if ($sContent === null) {
  39                                         throw new SourceException("Non-well-formed quoted string {$oParserState->peek(3)}", $oParserState->currentLine());
  40                                 }
  41                                 $sResult .= $sContent;
  42                         }
  43                         $oParserState->consume($sQuote);
  44                 }
  45                 return new CSSString($sResult, $oParserState->currentLine());
  46         }
  47
  48         public function setString($sString) {
  49                 $this->sString = $sString;
  50         }
  51
  52         public function getString() {
  53                 return $this->sString;
  54         }
  55
  56         public function __toString() {
  57                 return $this->render(new \Sabberworm\CSS\OutputFormat());
  58         }
  59
  60         public function render(\Sabberworm\CSS\OutputFormat $oOutputFormat) {
  61                 $sString = addslashes($this->sString);
  62                 $sString = str_replace("\n", '\A', $sString);
  63                 return $oOutputFormat->getStringQuotingType() . $sString . $oOutputFormat->getStringQuotingType();
  64         }
  65
  66 }