diff options
Diffstat (limited to 'lib/less.php/Tree/Mixin/Definition.php')
| -rw-r--r-- | lib/less.php/Tree/Mixin/Definition.php | 241 |
1 files changed, 0 insertions, 241 deletions
diff --git a/lib/less.php/Tree/Mixin/Definition.php b/lib/less.php/Tree/Mixin/Definition.php deleted file mode 100644 index b16d688..0000000 --- a/lib/less.php/Tree/Mixin/Definition.php +++ /dev/null @@ -1,241 +0,0 @@ -<?php - -class Less_Tree_Mixin_Definition extends Less_Tree_Ruleset{ - public $name; - public $selectors; - public $params; - public $arity = 0; - public $rules; - public $lookups = array(); - public $required = 0; - public $frames = array(); - public $condition; - public $variadic; - public $type = 'MixinDefinition'; - - - // less.js : /lib/less/tree/mixin.js : tree.mixin.Definition - public function __construct($name, $params, $rules, $condition, $variadic = false, $frames = array() ){ - $this->name = $name; - $this->selectors = array(new Less_Tree_Selector(array( new Less_Tree_Element(null, $name)))); - - $this->params = $params; - $this->condition = $condition; - $this->variadic = $variadic; - $this->rules = $rules; - - if( $params ){ - $this->arity = count($params); - foreach( $params as $p ){ - if (! isset($p['name']) || ($p['name'] && !isset($p['value']))) { - $this->required++; - } - } - } - - $this->frames = $frames; - $this->SetRulesetIndex(); - } - - - - //function accept( $visitor ){ - // $this->params = $visitor->visit($this->params); - // $this->rules = $visitor->visit($this->rules); - // $this->condition = $visitor->visit($this->condition); - //} - - - public function toCSS(){ - return ''; - } - - // less.js : /lib/less/tree/mixin.js : tree.mixin.Definition.evalParams - public function compileParams($env, $mixinFrames, $args = array() , &$evaldArguments = array() ){ - $frame = new Less_Tree_Ruleset(null, array()); - $params = $this->params; - $mixinEnv = null; - $argsLength = 0; - - if( $args ){ - $argsLength = count($args); - for($i = 0; $i < $argsLength; $i++ ){ - $arg = $args[$i]; - - if( $arg && $arg['name'] ){ - $isNamedFound = false; - - foreach($params as $j => $param){ - if( !isset($evaldArguments[$j]) && $arg['name'] === $params[$j]['name']) { - $evaldArguments[$j] = $arg['value']->compile($env); - array_unshift($frame->rules, new Less_Tree_Rule( $arg['name'], $arg['value']->compile($env) ) ); - $isNamedFound = true; - break; - } - } - if ($isNamedFound) { - array_splice($args, $i, 1); - $i--; - $argsLength--; - continue; - } else { - throw new Less_Exception_Compiler("Named argument for " . $this->name .' '.$args[$i]['name'] . ' not found'); - } - } - } - } - - $argIndex = 0; - foreach($params as $i => $param){ - - if ( isset($evaldArguments[$i]) ){ continue; } - - $arg = null; - if( isset($args[$argIndex]) ){ - $arg = $args[$argIndex]; - } - - if (isset($param['name']) && $param['name']) { - - if( isset($param['variadic']) ){ - $varargs = array(); - for ($j = $argIndex; $j < $argsLength; $j++) { - $varargs[] = $args[$j]['value']->compile($env); - } - $expression = new Less_Tree_Expression($varargs); - array_unshift($frame->rules, new Less_Tree_Rule($param['name'], $expression->compile($env))); - }else{ - $val = ($arg && $arg['value']) ? $arg['value'] : false; - - if ($val) { - $val = $val->compile($env); - } else if ( isset($param['value']) ) { - - if( !$mixinEnv ){ - $mixinEnv = new Less_Environment(); - $mixinEnv->frames = array_merge( array($frame), $mixinFrames); - } - - $val = $param['value']->compile($mixinEnv); - $frame->resetCache(); - } else { - throw new Less_Exception_Compiler("Wrong number of arguments for " . $this->name . " (" . $argsLength . ' for ' . $this->arity . ")"); - } - - array_unshift($frame->rules, new Less_Tree_Rule($param['name'], $val)); - $evaldArguments[$i] = $val; - } - } - - if ( isset($param['variadic']) && $args) { - for ($j = $argIndex; $j < $argsLength; $j++) { - $evaldArguments[$j] = $args[$j]['value']->compile($env); - } - } - $argIndex++; - } - - ksort($evaldArguments); - $evaldArguments = array_values($evaldArguments); - - return $frame; - } - - public function compile($env) { - if( $this->frames ){ - return new Less_Tree_Mixin_Definition($this->name, $this->params, $this->rules, $this->condition, $this->variadic, $this->frames ); - } - return new Less_Tree_Mixin_Definition($this->name, $this->params, $this->rules, $this->condition, $this->variadic, $env->frames ); - } - - public function evalCall($env, $args = NULL, $important = NULL) { - - Less_Environment::$mixin_stack++; - - $_arguments = array(); - - if( $this->frames ){ - $mixinFrames = array_merge($this->frames, $env->frames); - }else{ - $mixinFrames = $env->frames; - } - - $frame = $this->compileParams($env, $mixinFrames, $args, $_arguments); - - $ex = new Less_Tree_Expression($_arguments); - array_unshift($frame->rules, new Less_Tree_Rule('@arguments', $ex->compile($env))); - - - $ruleset = new Less_Tree_Ruleset(null, $this->rules); - $ruleset->originalRuleset = $this->ruleset_id; - - - $ruleSetEnv = new Less_Environment(); - $ruleSetEnv->frames = array_merge( array($this, $frame), $mixinFrames ); - $ruleset = $ruleset->compile( $ruleSetEnv ); - - if( $important ){ - $ruleset = $ruleset->makeImportant(); - } - - Less_Environment::$mixin_stack--; - - return $ruleset; - } - - - public function matchCondition($args, $env) { - - if( !$this->condition ){ - return true; - } - - // set array to prevent error on array_merge - if(!is_array($this->frames)) { - $this->frames = array(); - } - - $frame = $this->compileParams($env, array_merge($this->frames,$env->frames), $args ); - - $compile_env = new Less_Environment(); - $compile_env->frames = array_merge( - array($frame) // the parameter variables - , $this->frames // the parent namespace/mixin frames - , $env->frames // the current environment frames - ); - - $compile_env->functions = $env->functions; - - return (bool)$this->condition->compile($compile_env); - } - - public function matchArgs($args, $env = NULL){ - $argsLength = count($args); - - if( !$this->variadic ){ - if( $argsLength < $this->required ){ - return false; - } - if( $argsLength > count($this->params) ){ - return false; - } - }else{ - if( $argsLength < ($this->required - 1)){ - return false; - } - } - - $len = min($argsLength, $this->arity); - - for( $i = 0; $i < $len; $i++ ){ - if( !isset($this->params[$i]['name']) && !isset($this->params[$i]['variadic']) ){ - if( $args[$i]['value']->compile($env)->toCSS() != $this->params[$i]['value']->compile($env)->toCSS() ){ - return false; - } - } - } - - return true; - } - -} |