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| 1 | <?php |
| 2 | /** |
| 3 | * @private |
| 4 | */ |
| 5 | class Less_Tree_Quoted extends Less_Tree implements Less_Tree_HasValueProperty { |
| 6 | public $escaped; |
| 7 | /** @var string */ |
| 8 | public $value; |
| 9 | public $quote; |
| 10 | public $index; |
| 11 | public $currentFileInfo; |
| 12 | |
| 13 | public $variableRegex = '/@\{([\w-]+)\}/'; |
| 14 | public $propRegex = '/\$\{([\w-]+)\}/'; |
| 15 | |
| 16 | /** |
| 17 | * @param string $str |
| 18 | */ |
| 19 | public function __construct( $str, $content = '', $escaped = true, $index = false, $currentFileInfo = null ) { |
| 20 | $this->escaped = $escaped; |
| 21 | $this->value = $content; |
| 22 | if ( $str ) { |
| 23 | $this->quote = $str[0]; |
| 24 | } |
| 25 | $this->index = $index; |
| 26 | $this->currentFileInfo = $currentFileInfo; |
| 27 | } |
| 28 | |
| 29 | /** |
| 30 | * @see Less_Tree::genCSS |
| 31 | */ |
| 32 | public function genCSS( $output ) { |
| 33 | if ( !$this->escaped ) { |
| 34 | $output->add( $this->quote, $this->currentFileInfo, $this->index ); |
| 35 | } |
| 36 | $output->add( $this->value ); |
| 37 | if ( !$this->escaped ) { |
| 38 | $output->add( $this->quote ); |
| 39 | } |
| 40 | } |
| 41 | |
| 42 | /** |
| 43 | * @see less-3.13.1.js#Quoted.prototype.containsVariables |
| 44 | */ |
| 45 | public function containsVariables() { |
| 46 | return preg_match( $this->variableRegex, $this->value ); |
| 47 | } |
| 48 | |
| 49 | private function variableReplacement( $r, $env ) { |
| 50 | do { |
| 51 | $value = $r; |
| 52 | if ( preg_match_all( $this->variableRegex, $value, $matches ) ) { |
| 53 | foreach ( $matches[1] as $i => $match ) { |
| 54 | $v = new Less_Tree_Variable( '@' . $match, $this->index, $this->currentFileInfo ); |
| 55 | $v = $v->compile( $env ); |
| 56 | $v = ( $v instanceof self ) ? $v->value : $v->toCSS(); |
| 57 | $r = str_replace( $matches[0][$i], $v, $r ); |
| 58 | } |
| 59 | } |
| 60 | } while ( $r != $value ); |
| 61 | return $r; |
| 62 | } |
| 63 | |
| 64 | private function propertyReplacement( $r, $env ) { |
| 65 | do { |
| 66 | $value = $r; |
| 67 | if ( preg_match_all( $this->propRegex, $value, $matches ) ) { |
| 68 | foreach ( $matches[1] as $i => $match ) { |
| 69 | $v = new Less_Tree_Property( '$' . $match, $this->index, $this->currentFileInfo ); |
| 70 | $v = $v->compile( $env ); |
| 71 | $v = ( $v instanceof self ) ? $v->value : $v->toCSS(); |
| 72 | $r = str_replace( $matches[0][$i], $v, $r ); |
| 73 | } |
| 74 | } |
| 75 | } while ( $r != $value ); |
| 76 | return $r; |
| 77 | } |
| 78 | |
| 79 | public function compile( $env ) { |
| 80 | $value = $this->value; |
| 81 | $value = $this->variableReplacement( $value, $env ); |
| 82 | $value = $this->propertyReplacement( $value, $env ); |
| 83 | return new self( $this->quote . $value . $this->quote, $value, $this->escaped, $this->index, $this->currentFileInfo ); |
| 84 | } |
| 85 | |
| 86 | /** |
| 87 | * @param mixed $other |
| 88 | * @return int|null |
| 89 | * @see less-2.5.3.js#Quoted.prototype.compare |
| 90 | */ |
| 91 | public function compare( $other ) { |
| 92 | if ( $other instanceof self && !$this->escaped && !$other->escaped ) { |
| 93 | return Less_Tree::numericCompare( $this->value, $other->value ); |
| 94 | } else { |
| 95 | return ( |
| 96 | Less_Parser::is_method( $other, 'toCSS' ) |
| 97 | && $this->toCSS() === $other->toCSS() |
| 98 | ) ? 0 : null; |
| 99 | } |
| 100 | } |
| 101 | } |