113 lines
3.1 KiB
PHP
113 lines
3.1 KiB
PHP
<?php
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/**
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* Rule
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*
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* @package Less
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* @subpackage tree
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*/
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class Less_Tree_Rule extends Less_Tree {
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public $name;
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public $value;
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public $important;
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public $merge;
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public $index;
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public $inline;
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public $variable;
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public $currentFileInfo;
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public $type = 'Rule';
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/**
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* @param string $important
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*/
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public function __construct( $name, $value = null, $important = null, $merge = null, $index = null, $currentFileInfo = null, $inline = false ) {
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$this->name = $name;
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$this->value = ( $value instanceof Less_Tree_Value || $value instanceof Less_Tree_Ruleset ) ? $value : new Less_Tree_Value( array( $value ) );
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$this->important = $important ? ' ' . trim( $important ) : '';
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$this->merge = $merge;
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$this->index = $index;
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$this->currentFileInfo = $currentFileInfo;
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$this->inline = $inline;
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$this->variable = ( is_string( $name ) && $name[0] === '@' );
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}
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public function accept( $visitor ) {
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$this->value = $visitor->visitObj( $this->value );
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}
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/**
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* @see Less_Tree::genCSS
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*/
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public function genCSS( $output ) {
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$output->add( $this->name . Less_Environment::$_outputMap[': '], $this->currentFileInfo, $this->index );
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try{
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$this->value->genCSS( $output );
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}catch ( Less_Exception_Parser $e ) {
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$e->index = $this->index;
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$e->currentFile = $this->currentFileInfo;
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throw $e;
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}
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$output->add( $this->important . ( ( $this->inline || ( Less_Environment::$lastRule && Less_Parser::$options['compress'] ) ) ? "" : ";" ), $this->currentFileInfo, $this->index );
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}
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public function compile( $env ) {
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$name = $this->name;
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if ( is_array( $name ) ) {
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// expand 'primitive' name directly to get
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// things faster (~10% for benchmark.less):
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if ( count( $name ) === 1 && $name[0] instanceof Less_Tree_Keyword ) {
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$name = $name[0]->value;
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} else {
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$name = $this->CompileName( $env, $name );
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}
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}
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$strictMathBypass = Less_Parser::$options['strictMath'];
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if ( $name === "font" && !Less_Parser::$options['strictMath'] ) {
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Less_Parser::$options['strictMath'] = true;
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}
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try {
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$evaldValue = $this->value->compile( $env );
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if ( !$this->variable && $evaldValue->type === "DetachedRuleset" ) {
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throw new Less_Exception_Compiler( "Rulesets cannot be evaluated on a property.", null, $this->index, $this->currentFileInfo );
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}
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if ( Less_Environment::$mixin_stack ) {
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$return = new Less_Tree_Rule( $name, $evaldValue, $this->important, $this->merge, $this->index, $this->currentFileInfo, $this->inline );
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} else {
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$this->name = $name;
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$this->value = $evaldValue;
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$return = $this;
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}
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}catch ( Less_Exception_Parser $e ) {
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if ( !is_numeric( $e->index ) ) {
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$e->index = $this->index;
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$e->currentFile = $this->currentFileInfo;
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}
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throw $e;
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}
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Less_Parser::$options['strictMath'] = $strictMathBypass;
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return $return;
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}
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public function CompileName( $env, $name ) {
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$output = new Less_Output();
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foreach ( $name as $n ) {
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$n->compile( $env )->genCSS( $output );
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}
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return $output->toString();
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}
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public function makeImportant() {
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return new Less_Tree_Rule( $this->name, $this->value, '!important', $this->merge, $this->index, $this->currentFileInfo, $this->inline );
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}
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}
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