diff options
Diffstat (limited to 'lib/less.php/Tree')
36 files changed, 0 insertions, 3913 deletions
diff --git a/lib/less.php/Tree/Alpha.php b/lib/less.php/Tree/Alpha.php deleted file mode 100644 index 935377d..0000000 --- a/lib/less.php/Tree/Alpha.php +++ /dev/null @@ -1,51 +0,0 @@ -<?php - -/** - * Alpha - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Alpha extends Less_Tree{ - public $value; - public $type = 'Alpha'; - - public function __construct($val){ - $this->value = $val; - } - - //function accept( $visitor ){ - // $this->value = $visitor->visit( $this->value ); - //} - - public function compile($env){ - - if( is_object($this->value) ){ - $this->value = $this->value->compile($env); - } - - return $this; - } - - /** - * @see Less_Tree::genCSS - */ - public function genCSS( $output ){ - - $output->add( "alpha(opacity=" ); - - if( is_string($this->value) ){ - $output->add( $this->value ); - }else{ - $this->value->genCSS( $output); - } - - $output->add( ')' ); - } - - public function toCSS(){ - return "alpha(opacity=" . (is_string($this->value) ? $this->value : $this->value->toCSS()) . ")"; - } - - -}
\ No newline at end of file diff --git a/lib/less.php/Tree/Anonymous.php b/lib/less.php/Tree/Anonymous.php deleted file mode 100644 index 8889dc0..0000000 --- a/lib/less.php/Tree/Anonymous.php +++ /dev/null @@ -1,58 +0,0 @@ -<?php - -/** - * Anonymous - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Anonymous extends Less_Tree{ - public $value; - public $quote; - public $index; - public $mapLines; - public $currentFileInfo; - public $type = 'Anonymous'; - - /** - * @param integer $index - * @param boolean $mapLines - */ - public function __construct($value, $index = null, $currentFileInfo = null, $mapLines = null ){ - $this->value = $value; - $this->index = $index; - $this->mapLines = $mapLines; - $this->currentFileInfo = $currentFileInfo; - } - - public function compile(){ - return new Less_Tree_Anonymous($this->value, $this->index, $this->currentFileInfo, $this->mapLines); - } - - public function compare($x){ - if( !is_object($x) ){ - return -1; - } - - $left = $this->toCSS(); - $right = $x->toCSS(); - - if( $left === $right ){ - return 0; - } - - return $left < $right ? -1 : 1; - } - - /** - * @see Less_Tree::genCSS - */ - public function genCSS( $output ){ - $output->add( $this->value, $this->currentFileInfo, $this->index, $this->mapLines ); - } - - public function toCSS(){ - return $this->value; - } - -} diff --git a/lib/less.php/Tree/Assignment.php b/lib/less.php/Tree/Assignment.php deleted file mode 100644 index 2380006..0000000 --- a/lib/less.php/Tree/Assignment.php +++ /dev/null @@ -1,39 +0,0 @@ -<?php - -/** - * Assignment - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Assignment extends Less_Tree{ - - public $key; - public $value; - public $type = 'Assignment'; - - public function __construct($key, $val) { - $this->key = $key; - $this->value = $val; - } - - public function accept( $visitor ){ - $this->value = $visitor->visitObj( $this->value ); - } - - public function compile($env) { - return new Less_Tree_Assignment( $this->key, $this->value->compile($env)); - } - - /** - * @see Less_Tree::genCSS - */ - public function genCSS( $output ){ - $output->add( $this->key . '=' ); - $this->value->genCSS( $output ); - } - - public function toCss(){ - return $this->key . '=' . $this->value->toCSS(); - } -} diff --git a/lib/less.php/Tree/Attribute.php b/lib/less.php/Tree/Attribute.php deleted file mode 100644 index 32b8900..0000000 --- a/lib/less.php/Tree/Attribute.php +++ /dev/null @@ -1,54 +0,0 @@ -<?php - -/** - * Attribute - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Attribute extends Less_Tree{ - - public $key; - public $op; - public $value; - public $type = 'Attribute'; - - public function __construct($key, $op, $value){ - $this->key = $key; - $this->op = $op; - $this->value = $value; - } - - public function compile($env){ - - $key_obj = is_object($this->key); - $val_obj = is_object($this->value); - - if( !$key_obj && !$val_obj ){ - return $this; - } - - return new Less_Tree_Attribute( - $key_obj ? $this->key->compile($env) : $this->key , - $this->op, - $val_obj ? $this->value->compile($env) : $this->value); - } - - /** - * @see Less_Tree::genCSS - */ - public function genCSS( $output ){ - $output->add( $this->toCSS() ); - } - - public function toCSS(){ - $value = $this->key; - - if( $this->op ){ - $value .= $this->op; - $value .= (is_object($this->value) ? $this->value->toCSS() : $this->value); - } - - return '[' . $value . ']'; - } -}
\ No newline at end of file diff --git a/lib/less.php/Tree/Call.php b/lib/less.php/Tree/Call.php deleted file mode 100644 index 3c3382d..0000000 --- a/lib/less.php/Tree/Call.php +++ /dev/null @@ -1,121 +0,0 @@ -<?php - - -/** - * Call - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Call extends Less_Tree{ - public $value; - - public $name; - public $args; - public $index; - public $currentFileInfo; - public $type = 'Call'; - - public function __construct($name, $args, $index, $currentFileInfo = null ){ - $this->name = $name; - $this->args = $args; - $this->index = $index; - $this->currentFileInfo = $currentFileInfo; - } - - public function accept( $visitor ){ - $this->args = $visitor->visitArray( $this->args ); - } - - // - // When evaluating a function call, - // we either find the function in `tree.functions` [1], - // in which case we call it, passing the evaluated arguments, - // or we simply print it out as it appeared originally [2]. - // - // The *functions.js* file contains the built-in functions. - // - // The reason why we evaluate the arguments, is in the case where - // we try to pass a variable to a function, like: `saturate(@color)`. - // The function should receive the value, not the variable. - // - public function compile($env=null){ - $args = array(); - foreach($this->args as $a){ - $args[] = $a->compile($env); - } - - $nameLC = strtolower($this->name); - switch($nameLC){ - case '%': - $nameLC = '_percent'; - break; - - case 'get-unit': - $nameLC = 'getunit'; - break; - - case 'data-uri': - $nameLC = 'datauri'; - break; - - case 'svg-gradient': - $nameLC = 'svggradient'; - break; - } - - $result = null; - if( $nameLC === 'default' ){ - $result = Less_Tree_DefaultFunc::compile(); - - }else{ - - if( method_exists('Less_Functions',$nameLC) ){ // 1. - try { - - $func = new Less_Functions($env, $this->currentFileInfo); - $result = call_user_func_array( array($func,$nameLC),$args); - - } catch (Exception $e) { - throw new Less_Exception_Compiler('error evaluating function `' . $this->name . '` '.$e->getMessage().' index: '. $this->index); - } - } elseif( isset( $env->functions[$nameLC] ) && is_callable( $env->functions[$nameLC] ) ) { - try { - $result = call_user_func_array( $env->functions[$nameLC], $args ); - } catch (Exception $e) { - throw new Less_Exception_Compiler('error evaluating function `' . $this->name . '` '.$e->getMessage().' index: '. $this->index); - } - } - } - - if( $result !== null ){ - return $result; - } - - - return new Less_Tree_Call( $this->name, $args, $this->index, $this->currentFileInfo ); - } - - /** - * @see Less_Tree::genCSS - */ - public function genCSS( $output ){ - - $output->add( $this->name . '(', $this->currentFileInfo, $this->index ); - $args_len = count($this->args); - for($i = 0; $i < $args_len; $i++ ){ - $this->args[$i]->genCSS( $output ); - if( $i + 1 < $args_len ){ - $output->add( ', ' ); - } - } - - $output->add( ')' ); - } - - - //public function toCSS(){ - // return $this->compile()->toCSS(); - //} - -} diff --git a/lib/less.php/Tree/Color.php b/lib/less.php/Tree/Color.php deleted file mode 100644 index 77af07a..0000000 --- a/lib/less.php/Tree/Color.php +++ /dev/null @@ -1,230 +0,0 @@ -<?php - -/** - * Color - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Color extends Less_Tree{ - public $rgb; - public $alpha; - public $isTransparentKeyword; - public $type = 'Color'; - - public function __construct($rgb, $a = 1, $isTransparentKeyword = null ){ - - if( $isTransparentKeyword ){ - $this->rgb = $rgb; - $this->alpha = $a; - $this->isTransparentKeyword = true; - return; - } - - $this->rgb = array(); - if( is_array($rgb) ){ - $this->rgb = $rgb; - }else if( strlen($rgb) == 6 ){ - foreach(str_split($rgb, 2) as $c){ - $this->rgb[] = hexdec($c); - } - }else{ - foreach(str_split($rgb, 1) as $c){ - $this->rgb[] = hexdec($c.$c); - } - } - $this->alpha = is_numeric($a) ? $a : 1; - } - - public function compile(){ - return $this; - } - - public function luma(){ - $r = $this->rgb[0] / 255; - $g = $this->rgb[1] / 255; - $b = $this->rgb[2] / 255; - - $r = ($r <= 0.03928) ? $r / 12.92 : pow((($r + 0.055) / 1.055), 2.4); - $g = ($g <= 0.03928) ? $g / 12.92 : pow((($g + 0.055) / 1.055), 2.4); - $b = ($b <= 0.03928) ? $b / 12.92 : pow((($b + 0.055) / 1.055), 2.4); - - return 0.2126 * $r + 0.7152 * $g + 0.0722 * $b; - } - - /** - * @see Less_Tree::genCSS - */ - public function genCSS( $output ){ - $output->add( $this->toCSS() ); - } - - public function toCSS( $doNotCompress = false ){ - $compress = Less_Parser::$options['compress'] && !$doNotCompress; - $alpha = Less_Functions::fround( $this->alpha ); - - - // - // If we have some transparency, the only way to represent it - // is via `rgba`. Otherwise, we use the hex representation, - // which has better compatibility with older browsers. - // Values are capped between `0` and `255`, rounded and zero-padded. - // - if( $alpha < 1 ){ - if( ( $alpha === 0 || $alpha === 0.0 ) && isset($this->isTransparentKeyword) && $this->isTransparentKeyword ){ - return 'transparent'; - } - - $values = array(); - foreach($this->rgb as $c){ - $values[] = Less_Functions::clamp( round($c), 255); - } - $values[] = $alpha; - - $glue = ($compress ? ',' : ', '); - return "rgba(" . implode($glue, $values) . ")"; - }else{ - - $color = $this->toRGB(); - - if( $compress ){ - - // Convert color to short format - if( $color[1] === $color[2] && $color[3] === $color[4] && $color[5] === $color[6]) { - $color = '#'.$color[1] . $color[3] . $color[5]; - } - } - - return $color; - } - } - - // - // Operations have to be done per-channel, if not, - // channels will spill onto each other. Once we have - // our result, in the form of an integer triplet, - // we create a new Color node to hold the result. - // - - /** - * @param string $op - */ - public function operate( $op, $other) { - $rgb = array(); - $alpha = $this->alpha * (1 - $other->alpha) + $other->alpha; - for ($c = 0; $c < 3; $c++) { - $rgb[$c] = Less_Functions::operate( $op, $this->rgb[$c], $other->rgb[$c]); - } - return new Less_Tree_Color($rgb, $alpha); - } - - public function toRGB(){ - return $this->toHex($this->rgb); - } - - public function toHSL(){ - $r = $this->rgb[0] / 255; - $g = $this->rgb[1] / 255; - $b = $this->rgb[2] / 255; - $a = $this->alpha; - - $max = max($r, $g, $b); - $min = min($r, $g, $b); - $l = ($max + $min) / 2; - $d = $max - $min; - - $h = $s = 0; - if( $max !== $min ){ - $s = $l > 0.5 ? $d / (2 - $max - $min) : $d / ($max + $min); - - switch ($max) { - case $r: $h = ($g - $b) / $d + ($g < $b ? 6 : 0); break; - case $g: $h = ($b - $r) / $d + 2; break; - case $b: $h = ($r - $g) / $d + 4; break; - } - $h /= 6; - } - return array('h' => $h * 360, 's' => $s, 'l' => $l, 'a' => $a ); - } - - //Adapted from http://mjijackson.com/2008/02/rgb-to-hsl-and-rgb-to-hsv-color-model-conversion-algorithms-in-javascript - public function toHSV() { - $r = $this->rgb[0] / 255; - $g = $this->rgb[1] / 255; - $b = $this->rgb[2] / 255; - $a = $this->alpha; - - $max = max($r, $g, $b); - $min = min($r, $g, $b); - - $v = $max; - - $d = $max - $min; - if ($max === 0) { - $s = 0; - } else { - $s = $d / $max; - } - - $h = 0; - if( $max !== $min ){ - switch($max){ - case $r: $h = ($g - $b) / $d + ($g < $b ? 6 : 0); break; - case $g: $h = ($b - $r) / $d + 2; break; - case $b: $h = ($r - $g) / $d + 4; break; - } - $h /= 6; - } - return array('h'=> $h * 360, 's'=> $s, 'v'=> $v, 'a' => $a ); - } - - public function toARGB(){ - $argb = array_merge( (array) Less_Parser::round($this->alpha * 255), $this->rgb); - return $this->toHex( $argb ); - } - - public function compare($x){ - - if( !property_exists( $x, 'rgb' ) ){ - return -1; - } - - - return ($x->rgb[0] === $this->rgb[0] && - $x->rgb[1] === $this->rgb[1] && - $x->rgb[2] === $this->rgb[2] && - $x->alpha === $this->alpha) ? 0 : -1; - } - - public function toHex( $v ){ - - $ret = '#'; - foreach($v as $c){ - $c = Less_Functions::clamp( Less_Parser::round($c), 255); - if( $c < 16 ){ - $ret .= '0'; - } - $ret .= dechex($c); - } - - return $ret; - } - - - /** - * @param string $keyword - */ - public static function fromKeyword( $keyword ){ - $keyword = strtolower($keyword); - - if( Less_Colors::hasOwnProperty($keyword) ){ - // detect named color - return new Less_Tree_Color(substr(Less_Colors::color($keyword), 1)); - } - - if( $keyword === 'transparent' ){ - return new Less_Tree_Color( array(0, 0, 0), 0, true); - } - } - -} diff --git a/lib/less.php/Tree/Comment.php b/lib/less.php/Tree/Comment.php deleted file mode 100644 index 7261284..0000000 --- a/lib/less.php/Tree/Comment.php +++ /dev/null @@ -1,51 +0,0 @@ -<?php - -/** - * Comment - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Comment extends Less_Tree{ - - public $value; - public $silent; - public $isReferenced; - public $currentFileInfo; - public $type = 'Comment'; - - public function __construct($value, $silent, $index = null, $currentFileInfo = null ){ - $this->value = $value; - $this->silent = !! $silent; - $this->currentFileInfo = $currentFileInfo; - } - - /** - * @see Less_Tree::genCSS - */ - public function genCSS( $output ){ - //if( $this->debugInfo ){ - //$output->add( tree.debugInfo($env, $this), $this->currentFileInfo, $this->index); - //} - $output->add( trim($this->value) );//TODO shouldn't need to trim, we shouldn't grab the \n - } - - public function toCSS(){ - return Less_Parser::$options['compress'] ? '' : $this->value; - } - - public function isSilent(){ - $isReference = ($this->currentFileInfo && isset($this->currentFileInfo['reference']) && (!isset($this->isReferenced) || !$this->isReferenced) ); - $isCompressed = Less_Parser::$options['compress'] && !preg_match('/^\/\*!/', $this->value); - return $this->silent || $isReference || $isCompressed; - } - - public function compile(){ - return $this; - } - - public function markReferenced(){ - $this->isReferenced = true; - } - -} diff --git a/lib/less.php/Tree/Condition.php b/lib/less.php/Tree/Condition.php deleted file mode 100644 index 929d33b..0000000 --- a/lib/less.php/Tree/Condition.php +++ /dev/null @@ -1,72 +0,0 @@ -<?php - -/** - * Condition - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Condition extends Less_Tree{ - - public $op; - public $lvalue; - public $rvalue; - public $index; - public $negate; - public $type = 'Condition'; - - public function __construct($op, $l, $r, $i = 0, $negate = false) { - $this->op = trim($op); - $this->lvalue = $l; - $this->rvalue = $r; - $this->index = $i; - $this->negate = $negate; - } - - public function accept($visitor){ - $this->lvalue = $visitor->visitObj( $this->lvalue ); - $this->rvalue = $visitor->visitObj( $this->rvalue ); - } - - public function compile($env) { - $a = $this->lvalue->compile($env); - $b = $this->rvalue->compile($env); - - switch( $this->op ){ - case 'and': - $result = $a && $b; - break; - - case 'or': - $result = $a || $b; - break; - - default: - if( Less_Parser::is_method($a, 'compare') ){ - $result = $a->compare($b); - }elseif( Less_Parser::is_method($b, 'compare') ){ - $result = $b->compare($a); - }else{ - throw new Less_Exception_Compiler('Unable to perform comparison', null, $this->index); - } - - switch ($result) { - case -1: - $result = $this->op === '<' || $this->op === '=<' || $this->op === '<='; - break; - - case 0: - $result = $this->op === '=' || $this->op === '>=' || $this->op === '=<' || $this->op === '<='; - break; - - case 1: - $result = $this->op === '>' || $this->op === '>='; - break; - } - break; - } - - return $this->negate ? !$result : $result; - } - -} diff --git a/lib/less.php/Tree/DefaultFunc.php b/lib/less.php/Tree/DefaultFunc.php deleted file mode 100644 index c2dbf74..0000000 --- a/lib/less.php/Tree/DefaultFunc.php +++ /dev/null @@ -1,34 +0,0 @@ -<?php - -/** - * DefaultFunc - * - * @package Less - * @subpackage tree - */ -class Less_Tree_DefaultFunc{ - - static $error_; - static $value_; - - public static function compile(){ - if( self::$error_ ){ - throw new Exception(self::$error_); - } - if( self::$value_ !== null ){ - return self::$value_ ? new Less_Tree_Keyword('true') : new Less_Tree_Keyword('false'); - } - } - - public static function value( $v ){ - self::$value_ = $v; - } - - public static function error( $e ){ - self::$error_ = $e; - } - - public static function reset(){ - self::$value_ = self::$error_ = null; - } -}
\ No newline at end of file diff --git a/lib/less.php/Tree/DetachedRuleset.php b/lib/less.php/Tree/DetachedRuleset.php deleted file mode 100644 index c887e40..0000000 --- a/lib/less.php/Tree/DetachedRuleset.php +++ /dev/null @@ -1,40 +0,0 @@ -<?php - -/** - * DetachedRuleset - * - * @package Less - * @subpackage tree - */ -class Less_Tree_DetachedRuleset extends Less_Tree{ - - public $ruleset; - public $frames; - public $type = 'DetachedRuleset'; - - public function __construct( $ruleset, $frames = null ){ - $this->ruleset = $ruleset; - $this->frames = $frames; - } - - public function accept($visitor) { - $this->ruleset = $visitor->visitObj($this->ruleset); - } - - public function compile($env){ - if( $this->frames ){ - $frames = $this->frames; - }else{ - $frames = $env->frames; - } - return new Less_Tree_DetachedRuleset($this->ruleset, $frames); - } - - public function callEval($env) { - if( $this->frames ){ - return $this->ruleset->compile( $env->copyEvalEnv( array_merge($this->frames,$env->frames) ) ); - } - return $this->ruleset->compile( $env ); - } -} - diff --git a/lib/less.php/Tree/Dimension.php b/lib/less.php/Tree/Dimension.php deleted file mode 100644 index 2bfb9d5..0000000 --- a/lib/less.php/Tree/Dimension.php +++ /dev/null @@ -1,201 +0,0 @@ -<?php - -/** - * Dimension - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Dimension extends Less_Tree{ - - public $value; - public $unit; - public $type = 'Dimension'; - - public function __construct($value, $unit = null){ - $this->value = floatval($value); - - if( $unit && ($unit instanceof Less_Tree_Unit) ){ - $this->unit = $unit; - }elseif( $unit ){ - $this->unit = new Less_Tree_Unit( array($unit) ); - }else{ - $this->unit = new Less_Tree_Unit( ); - } - } - - public function accept( $visitor ){ - $this->unit = $visitor->visitObj( $this->unit ); - } - - public function compile(){ - return $this; - } - - public function toColor() { - return new Less_Tree_Color(array($this->value, $this->value, $this->value)); - } - - /** - * @see Less_Tree::genCSS - */ - public function genCSS( $output ){ - - if( Less_Parser::$options['strictUnits'] && !$this->unit->isSingular() ){ - throw new Less_Exception_Compiler("Multiple units in dimension. Correct the units or use the unit function. Bad unit: ".$this->unit->toString()); - } - - $value = Less_Functions::fround( $this->value ); - $strValue = (string)$value; - - if( $value !== 0 && $value < 0.000001 && $value > -0.000001 ){ - // would be output 1e-6 etc. - $strValue = number_format($strValue,10); - $strValue = preg_replace('/\.?0+$/','', $strValue); - } - - if( Less_Parser::$options['compress'] ){ - // Zero values doesn't need a unit - if( $value === 0 && $this->unit->isLength() ){ - $output->add( $strValue ); - return $strValue; - } - - // Float values doesn't need a leading zero - if( $value > 0 && $value < 1 && $strValue[0] === '0' ){ - $strValue = substr($strValue,1); - } - } - - $output->add( $strValue ); - $this->unit->genCSS( $output ); - } - - public function __toString(){ - return $this->toCSS(); - } - - // In an operation between two Dimensions, - // we default to the first Dimension's unit, - // so `1px + 2em` will yield `3px`. - - /** - * @param string $op - */ - public function operate( $op, $other){ - - $value = Less_Functions::operate( $op, $this->value, $other->value); - $unit = clone $this->unit; - - if( $op === '+' || $op === '-' ){ - - if( !$unit->numerator && !$unit->denominator ){ - $unit->numerator = $other->unit->numerator; - $unit->denominator = $other->unit->denominator; - }elseif( !$other->unit->numerator && !$other->unit->denominator ){ - // do nothing - }else{ - $other = $other->convertTo( $this->unit->usedUnits()); - - if( Less_Parser::$options['strictUnits'] && $other->unit->toString() !== $unit->toCSS() ){ - throw new Less_Exception_Compiler("Incompatible units. Change the units or use the unit function. Bad units: '" . $unit->toString() . "' and " . $other->unit->toString() . "'."); - } - - $value = Less_Functions::operate( $op, $this->value, $other->value); - } - }elseif( $op === '*' ){ - $unit->numerator = array_merge($unit->numerator, $other->unit->numerator); - $unit->denominator = array_merge($unit->denominator, $other->unit->denominator); - sort($unit->numerator); - sort($unit->denominator); - $unit->cancel(); - }elseif( $op === '/' ){ - $unit->numerator = array_merge($unit->numerator, $other->unit->denominator); - $unit->denominator = array_merge($unit->denominator, $other->unit->numerator); - sort($unit->numerator); - sort($unit->denominator); - $unit->cancel(); - } - return new Less_Tree_Dimension( $value, $unit); - } - - public function compare($other) { - if ($other instanceof Less_Tree_Dimension) { - - if( $this->unit->isEmpty() || $other->unit->isEmpty() ){ - $a = $this; - $b = $other; - } else { - $a = $this->unify(); - $b = $other->unify(); - if( $a->unit->compare($b->unit) !== 0 ){ - return -1; - } - } - $aValue = $a->value; - $bValue = $b->value; - - if ($bValue > $aValue) { - return -1; - } elseif ($bValue < $aValue) { - return 1; - } else { - return 0; - } - } else { - return -1; - } - } - - public function unify() { - return $this->convertTo(array('length'=> 'px', 'duration'=> 's', 'angle' => 'rad' )); - } - - public function convertTo($conversions) { - $value = $this->value; - $unit = clone $this->unit; - - if( is_string($conversions) ){ - $derivedConversions = array(); - foreach( Less_Tree_UnitConversions::$groups as $i ){ - if( isset(Less_Tree_UnitConversions::${$i}[$conversions]) ){ - $derivedConversions = array( $i => $conversions); - } - } - $conversions = $derivedConversions; - } - - - foreach($conversions as $groupName => $targetUnit){ - $group = Less_Tree_UnitConversions::${$groupName}; - - //numerator - foreach($unit->numerator as $i => $atomicUnit){ - $atomicUnit = $unit->numerator[$i]; - if( !isset($group[$atomicUnit]) ){ - continue; - } - - $value = $value * ($group[$atomicUnit] / $group[$targetUnit]); - - $unit->numerator[$i] = $targetUnit; - } - - //denominator - foreach($unit->denominator as $i => $atomicUnit){ - $atomicUnit = $unit->denominator[$i]; - if( !isset($group[$atomicUnit]) ){ - continue; - } - - $value = $value / ($group[$atomicUnit] / $group[$targetUnit]); - - $unit->denominator[$i] = $targetUnit; - } - } - - $unit->cancel(); - - return new Less_Tree_Dimension( $value, $unit); - } -} diff --git a/lib/less.php/Tree/Directive.php b/lib/less.php/Tree/Directive.php deleted file mode 100644 index 04a1e46..0000000 --- a/lib/less.php/Tree/Directive.php +++ /dev/null @@ -1,100 +0,0 @@ -<?php - -/** - * Directive - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Directive extends Less_Tree{ - - public $name; - public $value; - public $rules; - public $index; - public $isReferenced; - public $currentFileInfo; - public $debugInfo; - public $type = 'Directive'; - - public function __construct($name, $value = null, $rules, $index = null, $currentFileInfo = null, $debugInfo = null ){ - $this->name = $name; - $this->value = $value; - if( $rules ){ - $this->rules = $rules; - $this->rules->allowImports = true; - } - - $this->index = $index; - $this->currentFileInfo = $currentFileInfo; - $this->debugInfo = $debugInfo; - } - - - public function accept( $visitor ){ - if( $this->rules ){ - $this->rules = $visitor->visitObj( $this->rules ); - } - if( $this->value ){ - $this->value = $visitor->visitObj( $this->value ); - } - } - - - /** - * @see Less_Tree::genCSS - */ - public function genCSS( $output ){ - $value = $this->value; - $rules = $this->rules; - $output->add( $this->name, $this->currentFileInfo, $this->index ); - if( $this->value ){ - $output->add(' '); - $this->value->genCSS($output); - } - if( $this->rules ){ - Less_Tree::outputRuleset( $output, array($this->rules)); - } else { - $output->add(';'); - } - } - - public function compile($env){ - - $value = $this->value; - $rules = $this->rules; - if( $value ){ - $value = $value->compile($env); - } - - if( $rules ){ - $rules = $rules->compile($env); - $rules->root = true; - } - - return new Less_Tree_Directive( $this->name, $value, $rules, $this->index, $this->currentFileInfo, $this->debugInfo ); - } - - - public function variable($name){ - if( $this->rules ){ - return $this->rules->variable($name); - } - } - - public function find($selector){ - if( $this->rules ){ - return $this->rules->find($selector, $this); - } - } - - //rulesets: function () { if (this.rules) return tree.Ruleset.prototype.rulesets.apply(this.rules); }, - - public function markReferenced(){ - $this->isReferenced = true; - if( $this->rules ){ - Less_Tree::ReferencedArray($this->rules->rules); - } - } - -} diff --git a/lib/less.php/Tree/Element.php b/lib/less.php/Tree/Element.php deleted file mode 100644 index 9cea5e4..0000000 --- a/lib/less.php/Tree/Element.php +++ /dev/null @@ -1,75 +0,0 @@ -<?php - -/** - * Element - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Element extends Less_Tree{ - - public $combinator = ''; - public $value = ''; - public $index; - public $currentFileInfo; - public $type = 'Element'; - - public $value_is_object = false; - - public function __construct($combinator, $value, $index = null, $currentFileInfo = null ){ - - $this->value = $value; - $this->value_is_object = is_object($value); - - if( $combinator ){ - $this->combinator = $combinator; - } - - $this->index = $index; - $this->currentFileInfo = $currentFileInfo; - } - - public function accept( $visitor ){ - if( $this->value_is_object ){ //object or string - $this->value = $visitor->visitObj( $this->value ); - } - } - - public function compile($env){ - - if( Less_Environment::$mixin_stack ){ - return new Less_Tree_Element($this->combinator, ($this->value_is_object ? $this->value->compile($env) : $this->value), $this->index, $this->currentFileInfo ); - } - - if( $this->value_is_object ){ - $this->value = $this->value->compile($env); - } - - return $this; - } - - /** - * @see Less_Tree::genCSS - */ - public function genCSS( $output ){ - $output->add( $this->toCSS(), $this->currentFileInfo, $this->index ); - } - - public function toCSS(){ - - if( $this->value_is_object ){ - $value = $this->value->toCSS(); - }else{ - $value = $this->value; - } - - - if( $value === '' && $this->combinator && $this->combinator === '&' ){ - return ''; - } - - - return Less_Environment::$_outputMap[$this->combinator] . $value; - } - -} diff --git a/lib/less.php/Tree/Expression.php b/lib/less.php/Tree/Expression.php deleted file mode 100644 index d834354..0000000 --- a/lib/less.php/Tree/Expression.php +++ /dev/null @@ -1,97 +0,0 @@ -<?php - -/** - * Expression - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Expression extends Less_Tree{ - - public $value = array(); - public $parens = false; - public $parensInOp = false; - public $type = 'Expression'; - - public function __construct( $value, $parens = null ){ - $this->value = $value; - $this->parens = $parens; - } - - public function accept( $visitor ){ - $this->value = $visitor->visitArray( $this->value ); - } - - public function compile($env) { - - $doubleParen = false; - - if( $this->parens && !$this->parensInOp ){ - Less_Environment::$parensStack++; - } - - $returnValue = null; - if( $this->value ){ - - $count = count($this->value); - - if( $count > 1 ){ - - $ret = array(); - foreach($this->value as $e){ - $ret[] = $e->compile($env); - } - $returnValue = new Less_Tree_Expression($ret); - - }else{ - - if( ($this->value[0] instanceof Less_Tree_Expression) && $this->value[0]->parens && !$this->value[0]->parensInOp ){ - $doubleParen = true; - } - - $returnValue = $this->value[0]->compile($env); - } - - } else { - $returnValue = $this; - } - - if( $this->parens ){ - if( !$this->parensInOp ){ - Less_Environment::$parensStack--; - - }elseif( !Less_Environment::isMathOn() && !$doubleParen ){ - $returnValue = new Less_Tree_Paren($returnValue); - - } - } - return $returnValue; - } - - /** - * @see Less_Tree::genCSS - */ - public function genCSS( $output ){ - $val_len = count($this->value); - for( $i = 0; $i < $val_len; $i++ ){ - $this->value[$i]->genCSS( $output ); - if( $i + 1 < $val_len ){ - $output->add( ' ' ); - } - } - } - - public function throwAwayComments() { - - if( is_array($this->value) ){ - $new_value = array(); - foreach($this->value as $v){ - if( $v instanceof Less_Tree_Comment ){ - continue; - } - $new_value[] = $v; - } - $this->value = $new_value; - } - } -} diff --git a/lib/less.php/Tree/Extend.php b/lib/less.php/Tree/Extend.php deleted file mode 100644 index 8f21e93..0000000 --- a/lib/less.php/Tree/Extend.php +++ /dev/null @@ -1,77 +0,0 @@ -<?php - -/** - * Extend - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Extend extends Less_Tree{ - - public $selector; - public $option; - public $index; - public $selfSelectors = array(); - public $allowBefore; - public $allowAfter; - public $firstExtendOnThisSelectorPath; - public $type = 'Extend'; - public $ruleset; - - - public $object_id; - public $parent_ids = array(); - - /** - * @param integer $index - */ - public function __construct($selector, $option, $index){ - static $i = 0; - $this->selector = $selector; - $this->option = $option; - $this->index = $index; - - switch($option){ - case "all": - $this->allowBefore = true; - $this->allowAfter = true; - break; - default: - $this->allowBefore = false; - $this->allowAfter = false; - break; - } - - $this->object_id = $i++; - $this->parent_ids = array($this->object_id); - } - - public function accept( $visitor ){ - $this->selector = $visitor->visitObj( $this->selector ); - } - - public function compile( $env ){ - Less_Parser::$has_extends = true; - $this->selector = $this->selector->compile($env); - return $this; - //return new Less_Tree_Extend( $this->selector->compile($env), $this->option, $this->index); - } - - public function findSelfSelectors( $selectors ){ - $selfElements = array(); - - - for( $i = 0, $selectors_len = count($selectors); $i < $selectors_len; $i++ ){ - $selectorElements = $selectors[$i]->elements; - // duplicate the logic in genCSS function inside the selector node. - // future TODO - move both logics into the selector joiner visitor - if( $i && $selectorElements && $selectorElements[0]->combinator === "") { - $selectorElements[0]->combinator = ' '; - } - $selfElements = array_merge( $selfElements, $selectors[$i]->elements ); - } - - $this->selfSelectors = array(new Less_Tree_Selector($selfElements)); - } - -}
\ No newline at end of file diff --git a/lib/less.php/Tree/Import.php b/lib/less.php/Tree/Import.php deleted file mode 100644 index 4e14afe..0000000 --- a/lib/less.php/Tree/Import.php +++ /dev/null @@ -1,304 +0,0 @@ -<?php - -/** - * CSS @import node - * - * The general strategy here is that we don't want to wait - * for the parsing to be completed, before we start importing - * the file. That's because in the context of a browser, - * most of the time will be spent waiting for the server to respond. - * - * On creation, we push the import path to our import queue, though - * `import,push`, we also pass it a callback, which it'll call once - * the file has been fetched, and parsed. - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Import extends Less_Tree{ - - public $options; - public $index; - public $path; - public $features; - public $currentFileInfo; - public $css; - public $skip; - public $root; - public $type = 'Import'; - - public function __construct($path, $features, $options, $index, $currentFileInfo = null ){ - $this->options = $options; - $this->index = $index; - $this->path = $path; - $this->features = $features; - $this->currentFileInfo = $currentFileInfo; - - if( is_array($options) ){ - $this->options += array('inline'=>false); - - if( isset($this->options['less']) || $this->options['inline'] ){ - $this->css = !isset($this->options['less']) || !$this->options['less'] || $this->options['inline']; - } else { - $pathValue = $this->getPath(); - if( $pathValue && preg_match('/css([\?;].*)?$/',$pathValue) ){ - $this->css = true; - } - } - } - } - -// -// The actual import node doesn't return anything, when converted to CSS. -// The reason is that it's used at the evaluation stage, so that the rules -// it imports can be treated like any other rules. -// -// In `eval`, we make sure all Import nodes get evaluated, recursively, so -// we end up with a flat structure, which can easily be imported in the parent -// ruleset. -// - - public function accept($visitor){ - - if( $this->features ){ - $this->features = $visitor->visitObj($this->features); - } - $this->path = $visitor->visitObj($this->path); - - if( !$this->options['inline'] && $this->root ){ - $this->root = $visitor->visit($this->root); - } - } - - /** - * @see Less_Tree::genCSS - */ - public function genCSS( $output ){ - if( $this->css ){ - - $output->add( '@import ', $this->currentFileInfo, $this->index ); - - $this->path->genCSS( $output ); - if( $this->features ){ - $output->add( ' ' ); - $this->features->genCSS( $output ); - } - $output->add( ';' ); - } - } - - public function toCSS(){ - $features = $this->features ? ' ' . $this->features->toCSS() : ''; - - if ($this->css) { - return "@import " . $this->path->toCSS() . $features . ";\n"; - } else { - return ""; - } - } - - /** - * @return string - */ - public function getPath(){ - if ($this->path instanceof Less_Tree_Quoted) { - $path = $this->path->value; - $path = ( isset($this->css) || preg_match('/(\.[a-z]*$)|([\?;].*)$/',$path)) ? $path : $path . '.less'; - } else if ($this->path instanceof Less_Tree_URL) { - $path = $this->path->value->value; - }else{ - return null; - } - - //remove query string and fragment - return preg_replace('/[\?#][^\?]*$/','',$path); - } - - public function compileForImport( $env ){ - return new Less_Tree_Import( $this->path->compile($env), $this->features, $this->options, $this->index, $this->currentFileInfo); - } - - public function compilePath($env) { - $path = $this->path->compile($env); - $rootpath = ''; - if( $this->currentFileInfo && $this->currentFileInfo['rootpath'] ){ - $rootpath = $this->currentFileInfo['rootpath']; - } - - - if( !($path instanceof Less_Tree_URL) ){ - if( $rootpath ){ - $pathValue = $path->value; - // Add the base path if the import is relative - if( $pathValue && Less_Environment::isPathRelative($pathValue) ){ - $path->value = $this->currentFileInfo['uri_root'].$pathValue; - } - } - $path->value = Less_Environment::normalizePath($path->value); - } - - - - return $path; - } - - public function compile( $env ){ - - $evald = $this->compileForImport($env); - - //get path & uri - $path_and_uri = null; - if( is_callable(Less_Parser::$options['import_callback']) ){ - $path_and_uri = call_user_func(Less_Parser::$options['import_callback'],$evald); - } - - if( !$path_and_uri ){ - $path_and_uri = $evald->PathAndUri(); - } - - if( $path_and_uri ){ - list($full_path, $uri) = $path_and_uri; - }else{ - $full_path = $uri = $evald->getPath(); - } - - - //import once - if( $evald->skip( $full_path, $env) ){ - return array(); - } - - if( $this->options['inline'] ){ - //todo needs to reference css file not import - //$contents = new Less_Tree_Anonymous($this->root, 0, array('filename'=>$this->importedFilename), true ); - - Less_Parser::AddParsedFile($full_path); - $contents = new Less_Tree_Anonymous( file_get_contents($full_path), 0, array(), true ); - - if( $this->features ){ - return new Less_Tree_Media( array($contents), $this->features->value ); - } - - return array( $contents ); - } - - // optional (need to be before "CSS" to support optional CSS imports. CSS should be checked only if empty($this->currentFileInfo)) - if( isset($this->options['optional']) && $this->options['optional'] && !file_exists($full_path) && (!$evald->css || !empty($this->currentFileInfo))) { - return array(); - } - - - // css ? - if( $evald->css ){ - $features = ( $evald->features ? $evald->features->compile($env) : null ); - return new Less_Tree_Import( $this->compilePath( $env), $features, $this->options, $this->index); - } - - - return $this->ParseImport( $full_path, $uri, $env ); - } - - - /** - * Using the import directories, get the full absolute path and uri of the import - * - * @param Less_Tree_Import $evald - */ - public function PathAndUri(){ - - $evald_path = $this->getPath(); - - if( $evald_path ){ - - $import_dirs = array(); - - if( Less_Environment::isPathRelative($evald_path) ){ - //if the path is relative, the file should be in the current directory - $import_dirs[ $this->currentFileInfo['currentDirectory'] ] = $this->currentFileInfo['uri_root']; - - }else{ - //otherwise, the file should be relative to the server root - $import_dirs[ $this->currentFileInfo['entryPath'] ] = $this->currentFileInfo['entryUri']; - - //if the user supplied entryPath isn't the actual root - $import_dirs[ $_SERVER['DOCUMENT_ROOT'] ] = ''; - - } - - // always look in user supplied import directories - $import_dirs = array_merge( $import_dirs, Less_Parser::$options['import_dirs'] ); - - - foreach( $import_dirs as $rootpath => $rooturi){ - if( is_callable($rooturi) ){ - list($path, $uri) = call_user_func($rooturi, $evald_path); - if( is_string($path) ){ - $full_path = $path; - return array( $full_path, $uri ); - } - }elseif( !empty($rootpath) ){ - - $path = rtrim($rootpath,'/\\').'/'.ltrim($evald_path,'/\\'); - - if( file_exists($path) ){ - $full_path = Less_Environment::normalizePath($path); - $uri = Less_Environment::normalizePath(dirname($rooturi.$evald_path)); - return array( $full_path, $uri ); - } elseif( file_exists($path.'.less') ){ - $full_path = Less_Environment::normalizePath($path.'.less'); - $uri = Less_Environment::normalizePath(dirname($rooturi.$evald_path.'.less')); - return array( $full_path, $uri ); - } - } - } - } - } - - - /** - * Parse the import url and return the rules - * - * @return Less_Tree_Media|array - */ - public function ParseImport( $full_path, $uri, $env ){ - - $import_env = clone $env; - if( (isset($this->options['reference']) && $this->options['reference']) || isset($this->currentFileInfo['reference']) ){ - $import_env->currentFileInfo['reference'] = true; - } - - if( (isset($this->options['multiple']) && $this->options['multiple']) ){ - $import_env->importMultiple = true; - } - - $parser = new Less_Parser($import_env); - $root = $parser->parseFile($full_path, $uri, true); - - - $ruleset = new Less_Tree_Ruleset(array(), $root->rules ); - $ruleset->evalImports($import_env); - - return $this->features ? new Less_Tree_Media($ruleset->rules, $this->features->value) : $ruleset->rules; - } - - - /** - * Should the import be skipped? - * - * @return boolean|null - */ - private function Skip($path, $env){ - - $path = Less_Parser::AbsPath($path, true); - - if( $path && Less_Parser::FileParsed($path) ){ - - if( isset($this->currentFileInfo['reference']) ){ - return true; - } - - return !isset($this->options['multiple']) && !$env->importMultiple; - } - - } -} diff --git a/lib/less.php/Tree/Javascript.php b/lib/less.php/Tree/Javascript.php deleted file mode 100644 index 1b03183..0000000 --- a/lib/less.php/Tree/Javascript.php +++ /dev/null @@ -1,30 +0,0 @@ -<?php - -/** - * Javascript - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Javascript extends Less_Tree{ - - public $type = 'Javascript'; - public $escaped; - public $expression; - public $index; - - /** - * @param boolean $index - * @param boolean $escaped - */ - public function __construct($string, $index, $escaped){ - $this->escaped = $escaped; - $this->expression = $string; - $this->index = $index; - } - - public function compile(){ - return new Less_Tree_Anonymous('/* Sorry, can not do JavaScript evaluation in PHP... :( */'); - } - -} diff --git a/lib/less.php/Tree/Keyword.php b/lib/less.php/Tree/Keyword.php deleted file mode 100644 index e1d98c4..0000000 --- a/lib/less.php/Tree/Keyword.php +++ /dev/null @@ -1,44 +0,0 @@ -<?php - -/** - * Keyword - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Keyword extends Less_Tree{ - - public $value; - public $type = 'Keyword'; - - /** - * @param string $value - */ - public function __construct($value){ - $this->value = $value; - } - - public function compile(){ - return $this; - } - - /** - * @see Less_Tree::genCSS - */ - public function genCSS( $output ){ - - if( $this->value === '%') { - throw new Less_Exception_Compiler("Invalid % without number"); - } - - $output->add( $this->value ); - } - - public function compare($other) { - if ($other instanceof Less_Tree_Keyword) { - return $other->value === $this->value ? 0 : 1; - } else { - return -1; - } - } -} diff --git a/lib/less.php/Tree/Media.php b/lib/less.php/Tree/Media.php deleted file mode 100644 index f9ee9d4..0000000 --- a/lib/less.php/Tree/Media.php +++ /dev/null @@ -1,179 +0,0 @@ -<?php - -/** - * Media - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Media extends Less_Tree{ - - public $features; - public $rules; - public $index; - public $currentFileInfo; - public $isReferenced; - public $type = 'Media'; - - public function __construct($value = array(), $features = array(), $index = null, $currentFileInfo = null ){ - - $this->index = $index; - $this->currentFileInfo = $currentFileInfo; - - $selectors = $this->emptySelectors(); - - $this->features = new Less_Tree_Value($features); - - $this->rules = array(new Less_Tree_Ruleset($selectors, $value)); - $this->rules[0]->allowImports = true; - } - - public function accept( $visitor ){ - $this->features = $visitor->visitObj($this->features); - $this->rules = $visitor->visitArray($this->rules); - } - - /** - * @see Less_Tree::genCSS - */ - public function genCSS( $output ){ - - $output->add( '@media ', $this->currentFileInfo, $this->index ); - $this->features->genCSS( $output ); - Less_Tree::outputRuleset( $output, $this->rules); - - } - - public function compile($env) { - - $media = new Less_Tree_Media(array(), array(), $this->index, $this->currentFileInfo ); - - $strictMathBypass = false; - if( Less_Parser::$options['strictMath'] === false) { - $strictMathBypass = true; - Less_Parser::$options['strictMath'] = true; - } - - $media->features = $this->features->compile($env); - - if( $strictMathBypass ){ - Less_Parser::$options['strictMath'] = false; - } - - $env->mediaPath[] = $media; - $env->mediaBlocks[] = $media; - - array_unshift($env->frames, $this->rules[0]); - $media->rules = array($this->rules[0]->compile($env)); - array_shift($env->frames); - - array_pop($env->mediaPath); - - return !$env->mediaPath ? $media->compileTop($env) : $media->compileNested($env); - } - - public function variable($name) { - return $this->rules[0]->variable($name); - } - - public function find($selector) { - return $this->rules[0]->find($selector, $this); - } - - public function emptySelectors(){ - $el = new Less_Tree_Element('','&', $this->index, $this->currentFileInfo ); - $sels = array( new Less_Tree_Selector(array($el), array(), null, $this->index, $this->currentFileInfo) ); - $sels[0]->mediaEmpty = true; - return $sels; - } - - public function markReferenced(){ - $this->rules[0]->markReferenced(); - $this->isReferenced = true; - Less_Tree::ReferencedArray($this->rules[0]->rules); - } - - // evaltop - public function compileTop($env) { - $result = $this; - - if (count($env->mediaBlocks) > 1) { - $selectors = $this->emptySelectors(); - $result = new Less_Tree_Ruleset($selectors, $env->mediaBlocks); - $result->multiMedia = true; - } - - $env->mediaBlocks = array(); - $env->mediaPath = array(); - - return $result; - } - - public function compileNested($env) { - $path = array_merge($env->mediaPath, array($this)); - - // Extract the media-query conditions separated with `,` (OR). - foreach ($path as $key => $p) { - $value = $p->features instanceof Less_Tree_Value ? $p->features->value : $p->features; - $path[$key] = is_array($value) ? $value : array($value); - } - - // Trace all permutations to generate the resulting media-query. - // - // (a, b and c) with nested (d, e) -> - // a and d - // a and e - // b and c and d - // b and c and e - - $permuted = $this->permute($path); - $expressions = array(); - foreach($permuted as $path){ - - for( $i=0, $len=count($path); $i < $len; $i++){ - $path[$i] = Less_Parser::is_method($path[$i], 'toCSS') ? $path[$i] : new Less_Tree_Anonymous($path[$i]); - } - - for( $i = count($path) - 1; $i > 0; $i-- ){ - array_splice($path, $i, 0, array(new Less_Tree_Anonymous('and'))); - } - - $expressions[] = new Less_Tree_Expression($path); - } - $this->features = new Less_Tree_Value($expressions); - - - - // Fake a tree-node that doesn't output anything. - return new Less_Tree_Ruleset(array(), array()); - } - - public function permute($arr) { - if (!$arr) - return array(); - - if (count($arr) == 1) - return $arr[0]; - - $result = array(); - $rest = $this->permute(array_slice($arr, 1)); - foreach ($rest as $r) { - foreach ($arr[0] as $a) { - $result[] = array_merge( - is_array($a) ? $a : array($a), - is_array($r) ? $r : array($r) - ); - } - } - - return $result; - } - - public function bubbleSelectors($selectors) { - - if( !$selectors) return; - - $this->rules = array(new Less_Tree_Ruleset( $selectors, array($this->rules[0]))); - } - -} diff --git a/lib/less.php/Tree/Mixin/Call.php b/lib/less.php/Tree/Mixin/Call.php deleted file mode 100644 index 04eb426..0000000 --- a/lib/less.php/Tree/Mixin/Call.php +++ /dev/null @@ -1,202 +0,0 @@ -<?php - - -class Less_Tree_Mixin_Call extends Less_Tree{ - - public $selector; - public $arguments; - public $index; - public $currentFileInfo; - - public $important; - public $type = 'MixinCall'; - - /** - * less.js: tree.mixin.Call - * - */ - public function __construct($elements, $args, $index, $currentFileInfo, $important = false){ - $this->selector = new Less_Tree_Selector($elements); - $this->arguments = $args; - $this->index = $index; - $this->currentFileInfo = $currentFileInfo; - $this->important = $important; - } - - //function accept($visitor){ - // $this->selector = $visitor->visit($this->selector); - // $this->arguments = $visitor->visit($this->arguments); - //} - - - public function compile($env){ - - $rules = array(); - $match = false; - $isOneFound = false; - $candidates = array(); - $defaultUsed = false; - $conditionResult = array(); - - $args = array(); - foreach($this->arguments as $a){ - $args[] = array('name'=> $a['name'], 'value' => $a['value']->compile($env) ); - } - - foreach($env->frames as $frame){ - - $mixins = $frame->find($this->selector); - - if( !$mixins ){ - continue; - } - - $isOneFound = true; - $defNone = 0; - $defTrue = 1; - $defFalse = 2; - - // To make `default()` function independent of definition order we have two "subpasses" here. - // At first we evaluate each guard *twice* (with `default() == true` and `default() == false`), - // and build candidate list with corresponding flags. Then, when we know all possible matches, - // we make a final decision. - - $mixins_len = count($mixins); - for( $m = 0; $m < $mixins_len; $m++ ){ - $mixin = $mixins[$m]; - - if( $this->IsRecursive( $env, $mixin ) ){ - continue; - } - - if( $mixin->matchArgs($args, $env) ){ - - $candidate = array('mixin' => $mixin, 'group' => $defNone); - - if( $mixin instanceof Less_Tree_Ruleset ){ - - for( $f = 0; $f < 2; $f++ ){ - Less_Tree_DefaultFunc::value($f); - $conditionResult[$f] = $mixin->matchCondition( $args, $env); - } - if( $conditionResult[0] || $conditionResult[1] ){ - if( $conditionResult[0] != $conditionResult[1] ){ - $candidate['group'] = $conditionResult[1] ? $defTrue : $defFalse; - } - - $candidates[] = $candidate; - } - }else{ - $candidates[] = $candidate; - } - - $match = true; - } - } - - Less_Tree_DefaultFunc::reset(); - - - $count = array(0, 0, 0); - for( $m = 0; $m < count($candidates); $m++ ){ - $count[ $candidates[$m]['group'] ]++; - } - - if( $count[$defNone] > 0 ){ - $defaultResult = $defFalse; - } else { - $defaultResult = $defTrue; - if( ($count[$defTrue] + $count[$defFalse]) > 1 ){ - throw new Exception( 'Ambiguous use of `default()` found when matching for `' . $this->format($args) . '`' ); - } - } - - - $candidates_length = count($candidates); - $length_1 = ($candidates_length == 1); - - for( $m = 0; $m < $candidates_length; $m++){ - $candidate = $candidates[$m]['group']; - if( ($candidate === $defNone) || ($candidate === $defaultResult) ){ - try{ - $mixin = $candidates[$m]['mixin']; - if( !($mixin instanceof Less_Tree_Mixin_Definition) ){ - $mixin = new Less_Tree_Mixin_Definition('', array(), $mixin->rules, null, false); - $mixin->originalRuleset = $mixins[$m]->originalRuleset; - } - $rules = array_merge($rules, $mixin->evalCall($env, $args, $this->important)->rules); - } catch (Exception $e) { - //throw new Less_Exception_Compiler($e->getMessage(), $e->index, null, $this->currentFileInfo['filename']); - throw new Less_Exception_Compiler($e->getMessage(), null, null, $this->currentFileInfo); - } - } - } - - if( $match ){ - if( !$this->currentFileInfo || !isset($this->currentFileInfo['reference']) || !$this->currentFileInfo['reference'] ){ - Less_Tree::ReferencedArray($rules); - } - - return $rules; - } - } - - if( $isOneFound ){ - throw new Less_Exception_Compiler('No matching definition was found for `'.$this->Format( $args ).'`', null, $this->index, $this->currentFileInfo); - - }else{ - throw new Less_Exception_Compiler(trim($this->selector->toCSS()) . " is undefined in ".$this->currentFileInfo['filename'], null, $this->index); - } - - } - - /** - * Format the args for use in exception messages - * - */ - private function Format($args){ - $message = array(); - if( $args ){ - foreach($args as $a){ - $argValue = ''; - if( $a['name'] ){ - $argValue .= $a['name'] . ':'; - } - if( is_object($a['value']) ){ - $argValue .= $a['value']->toCSS(); - }else{ - $argValue .= '???'; - } - $message[] = $argValue; - } - } - return implode(', ',$message); - } - - - /** - * Are we in a recursive mixin call? - * - * @return bool - */ - private function IsRecursive( $env, $mixin ){ - - foreach($env->frames as $recur_frame){ - if( !($mixin instanceof Less_Tree_Mixin_Definition) ){ - - if( $mixin === $recur_frame ){ - return true; - } - - if( isset($recur_frame->originalRuleset) && $mixin->ruleset_id === $recur_frame->originalRuleset ){ - return true; - } - } - } - - return false; - } - -} - - 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; - } - -} diff --git a/lib/less.php/Tree/NameValue.php b/lib/less.php/Tree/NameValue.php deleted file mode 100644 index 31cbe03..0000000 --- a/lib/less.php/Tree/NameValue.php +++ /dev/null @@ -1,51 +0,0 @@ -<?php - -/** - * A simple css name-value pair - * ex: width:100px; - * - * In bootstrap, there are about 600-1,000 simple name-value pairs (depending on how forgiving the match is) -vs- 6,020 dynamic rules (Less_Tree_Rule) - * Using the name-value object can speed up bootstrap compilation slightly, but it breaks color keyword interpretation: color:red -> color:#FF0000; - * - * @package Less - * @subpackage tree - */ -class Less_Tree_NameValue extends Less_Tree{ - - public $name; - public $value; - public $index; - public $currentFileInfo; - public $type = 'NameValue'; - public $important = ''; - - public function __construct($name, $value = null, $index = null, $currentFileInfo = null ){ - $this->name = $name; - $this->value = $value; - $this->index = $index; - $this->currentFileInfo = $currentFileInfo; - } - - public function genCSS( $output ){ - - $output->add( - $this->name - . Less_Environment::$_outputMap[': '] - . $this->value - . $this->important - . (((Less_Environment::$lastRule && Less_Parser::$options['compress'])) ? "" : ";") - , $this->currentFileInfo, $this->index); - } - - public function compile ($env){ - return $this; - } - - public function makeImportant(){ - $new = new Less_Tree_NameValue($this->name, $this->value, $this->index, $this->currentFileInfo); - $new->important = ' !important'; - return $new; - } - - -} diff --git a/lib/less.php/Tree/Negative.php b/lib/less.php/Tree/Negative.php deleted file mode 100644 index 507443e..0000000 --- a/lib/less.php/Tree/Negative.php +++ /dev/null @@ -1,37 +0,0 @@ -<?php - -/** - * Negative - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Negative extends Less_Tree{ - - public $value; - public $type = 'Negative'; - - public function __construct($node){ - $this->value = $node; - } - - //function accept($visitor) { - // $this->value = $visitor->visit($this->value); - //} - - /** - * @see Less_Tree::genCSS - */ - public function genCSS( $output ){ - $output->add( '-' ); - $this->value->genCSS( $output ); - } - - public function compile($env) { - if( Less_Environment::isMathOn() ){ - $ret = new Less_Tree_Operation('*', array( new Less_Tree_Dimension(-1), $this->value ) ); - return $ret->compile($env); - } - return new Less_Tree_Negative( $this->value->compile($env) ); - } -}
\ No newline at end of file diff --git a/lib/less.php/Tree/Operation.php b/lib/less.php/Tree/Operation.php deleted file mode 100644 index e69e0da..0000000 --- a/lib/less.php/Tree/Operation.php +++ /dev/null @@ -1,70 +0,0 @@ -<?php - -/** - * Operation - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Operation extends Less_Tree{ - - public $op; - public $operands; - public $isSpaced; - public $type = 'Operation'; - - /** - * @param string $op - */ - public function __construct($op, $operands, $isSpaced = false){ - $this->op = trim($op); - $this->operands = $operands; - $this->isSpaced = $isSpaced; - } - - public function accept($visitor) { - $this->operands = $visitor->visitArray($this->operands); - } - - public function compile($env){ - $a = $this->operands[0]->compile($env); - $b = $this->operands[1]->compile($env); - - - if( Less_Environment::isMathOn() ){ - - if( $a instanceof Less_Tree_Dimension && $b instanceof Less_Tree_Color ){ - $a = $a->toColor(); - - }elseif( $b instanceof Less_Tree_Dimension && $a instanceof Less_Tree_Color ){ - $b = $b->toColor(); - - } - - if( !method_exists($a,'operate') ){ - throw new Less_Exception_Compiler("Operation on an invalid type"); - } - - return $a->operate( $this->op, $b); - } - - return new Less_Tree_Operation($this->op, array($a, $b), $this->isSpaced ); - } - - - /** - * @see Less_Tree::genCSS - */ - public function genCSS( $output ){ - $this->operands[0]->genCSS( $output ); - if( $this->isSpaced ){ - $output->add( " " ); - } - $output->add( $this->op ); - if( $this->isSpaced ){ - $output->add( ' ' ); - } - $this->operands[1]->genCSS( $output ); - } - -} diff --git a/lib/less.php/Tree/Paren.php b/lib/less.php/Tree/Paren.php deleted file mode 100644 index 0186455..0000000 --- a/lib/less.php/Tree/Paren.php +++ /dev/null @@ -1,35 +0,0 @@ -<?php - -/** - * Paren - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Paren extends Less_Tree{ - - public $value; - public $type = 'Paren'; - - public function __construct($value) { - $this->value = $value; - } - - public function accept($visitor){ - $this->value = $visitor->visitObj($this->value); - } - - /** - * @see Less_Tree::genCSS - */ - public function genCSS( $output ){ - $output->add( '(' ); - $this->value->genCSS( $output ); - $output->add( ')' ); - } - - public function compile($env) { - return new Less_Tree_Paren($this->value->compile($env)); - } - -} diff --git a/lib/less.php/Tree/Quoted.php b/lib/less.php/Tree/Quoted.php deleted file mode 100644 index 80063b5..0000000 --- a/lib/less.php/Tree/Quoted.php +++ /dev/null @@ -1,81 +0,0 @@ -<?php - -/** - * Quoted - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Quoted extends Less_Tree{ - public $escaped; - public $value; - public $quote; - public $index; - public $currentFileInfo; - public $type = 'Quoted'; - - /** - * @param string $str - */ - public function __construct($str, $content = '', $escaped = false, $index = false, $currentFileInfo = null ){ - $this->escaped = $escaped; - $this->value = $content; - if( $str ){ - $this->quote = $str[0]; - } - $this->index = $index; - $this->currentFileInfo = $currentFileInfo; - } - - /** - * @see Less_Tree::genCSS - */ - public function genCSS( $output ){ - if( !$this->escaped ){ - $output->add( $this->quote, $this->currentFileInfo, $this->index ); - } - $output->add( $this->value ); - if( !$this->escaped ){ - $output->add( $this->quote ); - } - } - - public function compile($env){ - - $value = $this->value; - if( preg_match_all('/`([^`]+)`/', $this->value, $matches) ){ - foreach($matches as $i => $match){ - $js = new Less_Tree_JavaScript($matches[1], $this->index, true); - $js = $js->compile()->value; - $value = str_replace($matches[0][$i], $js, $value); - } - } - - if( preg_match_all('/@\{([\w-]+)\}/',$value,$matches) ){ - foreach($matches[1] as $i => $match){ - $v = new Less_Tree_Variable('@' . $match, $this->index, $this->currentFileInfo ); - $v = $v->compile($env); - $v = ($v instanceof Less_Tree_Quoted) ? $v->value : $v->toCSS(); - $value = str_replace($matches[0][$i], $v, $value); - } - } - - return new Less_Tree_Quoted($this->quote . $value . $this->quote, $value, $this->escaped, $this->index, $this->currentFileInfo); - } - - public function compare($x) { - - if( !Less_Parser::is_method($x, 'toCSS') ){ - return -1; - } - - $left = $this->toCSS(); - $right = $x->toCSS(); - - if ($left === $right) { - return 0; - } - - return $left < $right ? -1 : 1; - } -} diff --git a/lib/less.php/Tree/Rule.php b/lib/less.php/Tree/Rule.php deleted file mode 100644 index ee4a9e2..0000000 --- a/lib/less.php/Tree/Rule.php +++ /dev/null @@ -1,115 +0,0 @@ -<?php - -/** - * Rule - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Rule extends Less_Tree{ - - public $name; - public $value; - public $important; - public $merge; - public $index; - public $inline; - public $variable; - public $currentFileInfo; - public $type = 'Rule'; - - /** - * @param string $important - */ - public function __construct($name, $value = null, $important = null, $merge = null, $index = null, $currentFileInfo = null, $inline = false){ - $this->name = $name; - $this->value = ($value instanceof Less_Tree_Value || $value instanceof Less_Tree_Ruleset) ? $value : new Less_Tree_Value(array($value)); - $this->important = $important ? ' ' . trim($important) : ''; - $this->merge = $merge; - $this->index = $index; - $this->currentFileInfo = $currentFileInfo; - $this->inline = $inline; - $this->variable = ( is_string($name) && $name[0] === '@'); - } - - public function accept($visitor) { - $this->value = $visitor->visitObj( $this->value ); - } - - /** - * @see Less_Tree::genCSS - */ - public function genCSS( $output ){ - - $output->add( $this->name . Less_Environment::$_outputMap[': '], $this->currentFileInfo, $this->index); - try{ - $this->value->genCSS( $output); - - }catch( Less_Exception_Parser $e ){ - $e->index = $this->index; - $e->currentFile = $this->currentFileInfo; - throw $e; - } - $output->add( $this->important . (($this->inline || (Less_Environment::$lastRule && Less_Parser::$options['compress'])) ? "" : ";"), $this->currentFileInfo, $this->index); - } - - public function compile ($env){ - - $name = $this->name; - if( is_array($name) ){ - // expand 'primitive' name directly to get - // things faster (~10% for benchmark.less): - if( count($name) === 1 && $name[0] instanceof Less_Tree_Keyword ){ - $name = $name[0]->value; - }else{ - $name = $this->CompileName($env,$name); - } - } - - $strictMathBypass = Less_Parser::$options['strictMath']; - if( $name === "font" && !Less_Parser::$options['strictMath'] ){ - Less_Parser::$options['strictMath'] = true; - } - - try { - $evaldValue = $this->value->compile($env); - - if( !$this->variable && $evaldValue->type === "DetachedRuleset") { - throw new Less_Exception_Compiler("Rulesets cannot be evaluated on a property.", null, $this->index, $this->currentFileInfo); - } - - if( Less_Environment::$mixin_stack ){ - $return = new Less_Tree_Rule($name, $evaldValue, $this->important, $this->merge, $this->index, $this->currentFileInfo, $this->inline); - }else{ - $this->name = $name; - $this->value = $evaldValue; - $return = $this; - } - - }catch( Less_Exception_Parser $e ){ - if( !is_numeric($e->index) ){ - $e->index = $this->index; - $e->currentFile = $this->currentFileInfo; - } - throw $e; - } - - Less_Parser::$options['strictMath'] = $strictMathBypass; - - return $return; - } - - - public function CompileName( $env, $name ){ - $output = new Less_Output(); - foreach($name as $n){ - $n->compile($env)->genCSS($output); - } - return $output->toString(); - } - - public function makeImportant(){ - return new Less_Tree_Rule($this->name, $this->value, '!important', $this->merge, $this->index, $this->currentFileInfo, $this->inline); - } - -} diff --git a/lib/less.php/Tree/Ruleset.php b/lib/less.php/Tree/Ruleset.php deleted file mode 100644 index bdf9fec..0000000 --- a/lib/less.php/Tree/Ruleset.php +++ /dev/null @@ -1,643 +0,0 @@ -<?php - -/** - * Ruleset - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Ruleset extends Less_Tree{ - - protected $lookups; - public $_variables; - public $_rulesets; - - public $strictImports; - - public $selectors; - public $rules; - public $root; - public $allowImports; - public $paths; - public $firstRoot; - public $type = 'Ruleset'; - public $multiMedia; - public $allExtends; - - public $ruleset_id; - public $originalRuleset; - - public $first_oelements; - - public function SetRulesetIndex(){ - $this->ruleset_id = Less_Parser::$next_id++; - $this->originalRuleset = $this->ruleset_id; - - if( $this->selectors ){ - foreach($this->selectors as $sel){ - if( $sel->_oelements ){ - $this->first_oelements[$sel->_oelements[0]] = true; - } - } - } - } - - public function __construct($selectors, $rules, $strictImports = null){ - $this->selectors = $selectors; - $this->rules = $rules; - $this->lookups = array(); - $this->strictImports = $strictImports; - $this->SetRulesetIndex(); - } - - public function accept( $visitor ){ - if( $this->paths ){ - $paths_len = count($this->paths); - for($i = 0,$paths_len; $i < $paths_len; $i++ ){ - $this->paths[$i] = $visitor->visitArray($this->paths[$i]); - } - }elseif( $this->selectors ){ - $this->selectors = $visitor->visitArray($this->selectors); - } - - if( $this->rules ){ - $this->rules = $visitor->visitArray($this->rules); - } - } - - public function compile($env){ - - $ruleset = $this->PrepareRuleset($env); - - - // Store the frames around mixin definitions, - // so they can be evaluated like closures when the time comes. - $rsRuleCnt = count($ruleset->rules); - for( $i = 0; $i < $rsRuleCnt; $i++ ){ - if( $ruleset->rules[$i] instanceof Less_Tree_Mixin_Definition || $ruleset->rules[$i] instanceof Less_Tree_DetachedRuleset ){ - $ruleset->rules[$i] = $ruleset->rules[$i]->compile($env); - } - } - - $mediaBlockCount = 0; - if( $env instanceof Less_Environment ){ - $mediaBlockCount = count($env->mediaBlocks); - } - - // Evaluate mixin calls. - $this->EvalMixinCalls( $ruleset, $env, $rsRuleCnt ); - - - // Evaluate everything else - for( $i=0; $i<$rsRuleCnt; $i++ ){ - if(! ($ruleset->rules[$i] instanceof Less_Tree_Mixin_Definition || $ruleset->rules[$i] instanceof Less_Tree_DetachedRuleset) ){ - $ruleset->rules[$i] = $ruleset->rules[$i]->compile($env); - } - } - - // Evaluate everything else - for( $i=0; $i<$rsRuleCnt; $i++ ){ - $rule = $ruleset->rules[$i]; - - // for rulesets, check if it is a css guard and can be removed - if( $rule instanceof Less_Tree_Ruleset && $rule->selectors && count($rule->selectors) === 1 ){ - - // check if it can be folded in (e.g. & where) - if( $rule->selectors[0]->isJustParentSelector() ){ - array_splice($ruleset->rules,$i--,1); - $rsRuleCnt--; - - for($j = 0; $j < count($rule->rules); $j++ ){ - $subRule = $rule->rules[$j]; - if( !($subRule instanceof Less_Tree_Rule) || !$subRule->variable ){ - array_splice($ruleset->rules, ++$i, 0, array($subRule)); - $rsRuleCnt++; - } - } - - } - } - } - - - // Pop the stack - $env->shiftFrame(); - - if ($mediaBlockCount) { - $len = count($env->mediaBlocks); - for($i = $mediaBlockCount; $i < $len; $i++ ){ - $env->mediaBlocks[$i]->bubbleSelectors($ruleset->selectors); - } - } - - return $ruleset; - } - - /** - * Compile Less_Tree_Mixin_Call objects - * - * @param Less_Tree_Ruleset $ruleset - * @param integer $rsRuleCnt - */ - private function EvalMixinCalls( $ruleset, $env, &$rsRuleCnt ){ - for($i=0; $i < $rsRuleCnt; $i++){ - $rule = $ruleset->rules[$i]; - - if( $rule instanceof Less_Tree_Mixin_Call ){ - $rule = $rule->compile($env); - - $temp = array(); - foreach($rule as $r){ - if( ($r instanceof Less_Tree_Rule) && $r->variable ){ - // do not pollute the scope if the variable is - // already there. consider returning false here - // but we need a way to "return" variable from mixins - if( !$ruleset->variable($r->name) ){ - $temp[] = $r; - } - }else{ - $temp[] = $r; - } - } - $temp_count = count($temp)-1; - array_splice($ruleset->rules, $i, 1, $temp); - $rsRuleCnt += $temp_count; - $i += $temp_count; - $ruleset->resetCache(); - - }elseif( $rule instanceof Less_Tree_RulesetCall ){ - - $rule = $rule->compile($env); - $rules = array(); - foreach($rule->rules as $r){ - if( ($r instanceof Less_Tree_Rule) && $r->variable ){ - continue; - } - $rules[] = $r; - } - - array_splice($ruleset->rules, $i, 1, $rules); - $temp_count = count($rules); - $rsRuleCnt += $temp_count - 1; - $i += $temp_count-1; - $ruleset->resetCache(); - } - - } - } - - - /** - * Compile the selectors and create a new ruleset object for the compile() method - * - */ - private function PrepareRuleset($env){ - - $hasOnePassingSelector = false; - $selectors = array(); - if( $this->selectors ){ - Less_Tree_DefaultFunc::error("it is currently only allowed in parametric mixin guards,"); - - foreach($this->selectors as $s){ - $selector = $s->compile($env); - $selectors[] = $selector; - if( $selector->evaldCondition ){ - $hasOnePassingSelector = true; - } - } - - Less_Tree_DefaultFunc::reset(); - } else { - $hasOnePassingSelector = true; - } - - if( $this->rules && $hasOnePassingSelector ){ - $rules = $this->rules; - }else{ - $rules = array(); - } - - $ruleset = new Less_Tree_Ruleset($selectors, $rules, $this->strictImports); - - $ruleset->originalRuleset = $this->ruleset_id; - - $ruleset->root = $this->root; - $ruleset->firstRoot = $this->firstRoot; - $ruleset->allowImports = $this->allowImports; - - - // push the current ruleset to the frames stack - $env->unshiftFrame($ruleset); - - - // Evaluate imports - if( $ruleset->root || $ruleset->allowImports || !$ruleset->strictImports ){ - $ruleset->evalImports($env); - } - - return $ruleset; - } - - function evalImports($env) { - - $rules_len = count($this->rules); - for($i=0; $i < $rules_len; $i++){ - $rule = $this->rules[$i]; - - if( $rule instanceof Less_Tree_Import ){ - $rules = $rule->compile($env); - if( is_array($rules) ){ - array_splice($this->rules, $i, 1, $rules); - $temp_count = count($rules)-1; - $i += $temp_count; - $rules_len += $temp_count; - }else{ - array_splice($this->rules, $i, 1, array($rules)); - } - - $this->resetCache(); - } - } - } - - function makeImportant(){ - - $important_rules = array(); - foreach($this->rules as $rule){ - if( $rule instanceof Less_Tree_Rule || $rule instanceof Less_Tree_Ruleset || $rule instanceof Less_Tree_NameValue ){ - $important_rules[] = $rule->makeImportant(); - }else{ - $important_rules[] = $rule; - } - } - - return new Less_Tree_Ruleset($this->selectors, $important_rules, $this->strictImports ); - } - - public function matchArgs($args){ - return !$args; - } - - // lets you call a css selector with a guard - public function matchCondition( $args, $env ){ - $lastSelector = end($this->selectors); - - if( !$lastSelector->evaldCondition ){ - return false; - } - if( $lastSelector->condition && !$lastSelector->condition->compile( $env->copyEvalEnv( $env->frames ) ) ){ - return false; - } - return true; - } - - function resetCache(){ - $this->_rulesets = null; - $this->_variables = null; - $this->lookups = array(); - } - - public function variables(){ - $this->_variables = array(); - foreach( $this->rules as $r){ - if ($r instanceof Less_Tree_Rule && $r->variable === true) { - $this->_variables[$r->name] = $r; - } - } - } - - public function variable($name){ - - if( is_null($this->_variables) ){ - $this->variables(); - } - return isset($this->_variables[$name]) ? $this->_variables[$name] : null; - } - - public function find( $selector, $self = null ){ - - $key = implode(' ',$selector->_oelements); - - if( !isset($this->lookups[$key]) ){ - - if( !$self ){ - $self = $this->ruleset_id; - } - - $this->lookups[$key] = array(); - - $first_oelement = $selector->_oelements[0]; - - foreach($this->rules as $rule){ - if( $rule instanceof Less_Tree_Ruleset && $rule->ruleset_id != $self ){ - - if( isset($rule->first_oelements[$first_oelement]) ){ - - foreach( $rule->selectors as $ruleSelector ){ - $match = $selector->match($ruleSelector); - if( $match ){ - if( $selector->elements_len > $match ){ - $this->lookups[$key] = array_merge($this->lookups[$key], $rule->find( new Less_Tree_Selector(array_slice($selector->elements, $match)), $self)); - } else { - $this->lookups[$key][] = $rule; - } - break; - } - } - } - } - } - } - - return $this->lookups[$key]; - } - - - /** - * @see Less_Tree::genCSS - */ - public function genCSS( $output ){ - - if( !$this->root ){ - Less_Environment::$tabLevel++; - } - - $tabRuleStr = $tabSetStr = ''; - if( !Less_Parser::$options['compress'] ){ - if( Less_Environment::$tabLevel ){ - $tabRuleStr = "\n".str_repeat( Less_Parser::$options['indentation'] , Less_Environment::$tabLevel ); - $tabSetStr = "\n".str_repeat( Less_Parser::$options['indentation'] , Less_Environment::$tabLevel-1 ); - }else{ - $tabSetStr = $tabRuleStr = "\n"; - } - } - - - $ruleNodes = array(); - $rulesetNodes = array(); - foreach($this->rules as $rule){ - - $class = get_class($rule); - if( ($class === 'Less_Tree_Media') || ($class === 'Less_Tree_Directive') || ($this->root && $class === 'Less_Tree_Comment') || ($class === 'Less_Tree_Ruleset' && $rule->rules) ){ - $rulesetNodes[] = $rule; - }else{ - $ruleNodes[] = $rule; - } - } - - // If this is the root node, we don't render - // a selector, or {}. - if( !$this->root ){ - - /* - debugInfo = tree.debugInfo(env, this, tabSetStr); - - if (debugInfo) { - output.add(debugInfo); - output.add(tabSetStr); - } - */ - - $paths_len = count($this->paths); - for( $i = 0; $i < $paths_len; $i++ ){ - $path = $this->paths[$i]; - $firstSelector = true; - - foreach($path as $p){ - $p->genCSS( $output, $firstSelector ); - $firstSelector = false; - } - - if( $i + 1 < $paths_len ){ - $output->add( ',' . $tabSetStr ); - } - } - - $output->add( (Less_Parser::$options['compress'] ? '{' : " {") . $tabRuleStr ); - } - - // Compile rules and rulesets - $ruleNodes_len = count($ruleNodes); - $rulesetNodes_len = count($rulesetNodes); - for( $i = 0; $i < $ruleNodes_len; $i++ ){ - $rule = $ruleNodes[$i]; - - // @page{ directive ends up with root elements inside it, a mix of rules and rulesets - // In this instance we do not know whether it is the last property - if( $i + 1 === $ruleNodes_len && (!$this->root || $rulesetNodes_len === 0 || $this->firstRoot ) ){ - Less_Environment::$lastRule = true; - } - - $rule->genCSS( $output ); - - if( !Less_Environment::$lastRule ){ - $output->add( $tabRuleStr ); - }else{ - Less_Environment::$lastRule = false; - } - } - - if( !$this->root ){ - $output->add( $tabSetStr . '}' ); - Less_Environment::$tabLevel--; - } - - $firstRuleset = true; - $space = ($this->root ? $tabRuleStr : $tabSetStr); - for( $i = 0; $i < $rulesetNodes_len; $i++ ){ - - if( $ruleNodes_len && $firstRuleset ){ - $output->add( $space ); - }elseif( !$firstRuleset ){ - $output->add( $space ); - } - $firstRuleset = false; - $rulesetNodes[$i]->genCSS( $output); - } - - if( !Less_Parser::$options['compress'] && $this->firstRoot ){ - $output->add( "\n" ); - } - - } - - - function markReferenced(){ - if( !$this->selectors ){ - return; - } - foreach($this->selectors as $selector){ - $selector->markReferenced(); - } - } - - public function joinSelectors( $context, $selectors ){ - $paths = array(); - if( is_array($selectors) ){ - foreach($selectors as $selector) { - $this->joinSelector( $paths, $context, $selector); - } - } - return $paths; - } - - public function joinSelector( &$paths, $context, $selector){ - - $hasParentSelector = false; - - foreach($selector->elements as $el) { - if( $el->value === '&') { - $hasParentSelector = true; - } - } - - if( !$hasParentSelector ){ - if( $context ){ - foreach($context as $context_el){ - $paths[] = array_merge($context_el, array($selector) ); - } - }else { - $paths[] = array($selector); - } - return; - } - - - // The paths are [[Selector]] - // The first list is a list of comma separated selectors - // The inner list is a list of inheritance separated selectors - // e.g. - // .a, .b { - // .c { - // } - // } - // == [[.a] [.c]] [[.b] [.c]] - // - - // the elements from the current selector so far - $currentElements = array(); - // the current list of new selectors to add to the path. - // We will build it up. We initiate it with one empty selector as we "multiply" the new selectors - // by the parents - $newSelectors = array(array()); - - - foreach( $selector->elements as $el){ - - // non parent reference elements just get added - if( $el->value !== '&' ){ - $currentElements[] = $el; - } else { - // the new list of selectors to add - $selectorsMultiplied = array(); - - // merge the current list of non parent selector elements - // on to the current list of selectors to add - if( $currentElements ){ - $this->mergeElementsOnToSelectors( $currentElements, $newSelectors); - } - - // loop through our current selectors - foreach($newSelectors as $sel){ - - // if we don't have any parent paths, the & might be in a mixin so that it can be used - // whether there are parents or not - if( !$context ){ - // the combinator used on el should now be applied to the next element instead so that - // it is not lost - if( $sel ){ - $sel[0]->elements = array_slice($sel[0]->elements,0); - $sel[0]->elements[] = new Less_Tree_Element($el->combinator, '', $el->index, $el->currentFileInfo ); - } - $selectorsMultiplied[] = $sel; - }else { - - // and the parent selectors - foreach($context as $parentSel){ - // We need to put the current selectors - // then join the last selector's elements on to the parents selectors - - // our new selector path - $newSelectorPath = array(); - // selectors from the parent after the join - $afterParentJoin = array(); - $newJoinedSelectorEmpty = true; - - //construct the joined selector - if & is the first thing this will be empty, - // if not newJoinedSelector will be the last set of elements in the selector - if( $sel ){ - $newSelectorPath = $sel; - $lastSelector = array_pop($newSelectorPath); - $newJoinedSelector = $selector->createDerived( array_slice($lastSelector->elements,0) ); - $newJoinedSelectorEmpty = false; - } - else { - $newJoinedSelector = $selector->createDerived(array()); - } - - //put together the parent selectors after the join - if ( count($parentSel) > 1) { - $afterParentJoin = array_merge($afterParentJoin, array_slice($parentSel,1) ); - } - - if ( $parentSel ){ - $newJoinedSelectorEmpty = false; - - // join the elements so far with the first part of the parent - $newJoinedSelector->elements[] = new Less_Tree_Element( $el->combinator, $parentSel[0]->elements[0]->value, $el->index, $el->currentFileInfo); - - $newJoinedSelector->elements = array_merge( $newJoinedSelector->elements, array_slice($parentSel[0]->elements, 1) ); - } - - if (!$newJoinedSelectorEmpty) { - // now add the joined selector - $newSelectorPath[] = $newJoinedSelector; - } - - // and the rest of the parent - $newSelectorPath = array_merge($newSelectorPath, $afterParentJoin); - - // add that to our new set of selectors - $selectorsMultiplied[] = $newSelectorPath; - } - } - } - - // our new selectors has been multiplied, so reset the state - $newSelectors = $selectorsMultiplied; - $currentElements = array(); - } - } - - // if we have any elements left over (e.g. .a& .b == .b) - // add them on to all the current selectors - if( $currentElements ){ - $this->mergeElementsOnToSelectors($currentElements, $newSelectors); - } - foreach( $newSelectors as $new_sel){ - if( $new_sel ){ - $paths[] = $new_sel; - } - } - } - - function mergeElementsOnToSelectors( $elements, &$selectors){ - - if( !$selectors ){ - $selectors[] = array( new Less_Tree_Selector($elements) ); - return; - } - - - foreach( $selectors as &$sel){ - - // if the previous thing in sel is a parent this needs to join on to it - if( $sel ){ - $last = count($sel)-1; - $sel[$last] = $sel[$last]->createDerived( array_merge($sel[$last]->elements, $elements) ); - }else{ - $sel[] = new Less_Tree_Selector( $elements ); - } - } - } -} diff --git a/lib/less.php/Tree/RulesetCall.php b/lib/less.php/Tree/RulesetCall.php deleted file mode 100644 index ed4c723..0000000 --- a/lib/less.php/Tree/RulesetCall.php +++ /dev/null @@ -1,26 +0,0 @@ -<?php - -/** - * RulesetCall - * - * @package Less - * @subpackage tree - */ -class Less_Tree_RulesetCall extends Less_Tree{ - - public $variable; - public $type = "RulesetCall"; - - public function __construct($variable){ - $this->variable = $variable; - } - - public function accept($visitor) {} - - public function compile( $env ){ - $variable = new Less_Tree_Variable($this->variable); - $detachedRuleset = $variable->compile($env); - return $detachedRuleset->callEval($env); - } -} - diff --git a/lib/less.php/Tree/Selector.php b/lib/less.php/Tree/Selector.php deleted file mode 100644 index 6b9dae6..0000000 --- a/lib/less.php/Tree/Selector.php +++ /dev/null @@ -1,168 +0,0 @@ -<?php - -/** - * Selector - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Selector extends Less_Tree{ - - public $elements; - public $condition; - public $extendList = array(); - public $_css; - public $index; - public $evaldCondition = false; - public $type = 'Selector'; - public $currentFileInfo = array(); - public $isReferenced; - public $mediaEmpty; - - public $elements_len = 0; - - public $_oelements; - public $_oelements_len; - public $cacheable = true; - - /** - * @param boolean $isReferenced - */ - public function __construct( $elements, $extendList = array() , $condition = null, $index=null, $currentFileInfo=null, $isReferenced=null ){ - - $this->elements = $elements; - $this->elements_len = count($elements); - $this->extendList = $extendList; - $this->condition = $condition; - if( $currentFileInfo ){ - $this->currentFileInfo = $currentFileInfo; - } - $this->isReferenced = $isReferenced; - if( !$condition ){ - $this->evaldCondition = true; - } - - $this->CacheElements(); - } - - public function accept($visitor) { - $this->elements = $visitor->visitArray($this->elements); - $this->extendList = $visitor->visitArray($this->extendList); - if( $this->condition ){ - $this->condition = $visitor->visitObj($this->condition); - } - - if( $visitor instanceof Less_Visitor_extendFinder ){ - $this->CacheElements(); - } - } - - public function createDerived( $elements, $extendList = null, $evaldCondition = null ){ - $newSelector = new Less_Tree_Selector( $elements, ($extendList ? $extendList : $this->extendList), null, $this->index, $this->currentFileInfo, $this->isReferenced); - $newSelector->evaldCondition = $evaldCondition ? $evaldCondition : $this->evaldCondition; - return $newSelector; - } - - - public function match( $other ){ - - if( !$other->_oelements || ($this->elements_len < $other->_oelements_len) ){ - return 0; - } - - for( $i = 0; $i < $other->_oelements_len; $i++ ){ - if( $this->elements[$i]->value !== $other->_oelements[$i]) { - return 0; - } - } - - return $other->_oelements_len; // return number of matched elements - } - - - public function CacheElements(){ - - $this->_oelements = array(); - $css = ''; - - foreach($this->elements as $v){ - - $css .= $v->combinator; - if( !$v->value_is_object ){ - $css .= $v->value; - continue; - } - - if( !property_exists($v->value,'value') || !is_string($v->value->value) ){ - $this->cacheable = false; - return; - } - $css .= $v->value->value; - } - - $this->_oelements_len = preg_match_all('/[,&#\.\w-](?:[\w-]|(?:\\\\.))*/', $css, $matches); - if( $this->_oelements_len ){ - $this->_oelements = $matches[0]; - - if( $this->_oelements[0] === '&' ){ - array_shift($this->_oelements); - $this->_oelements_len--; - } - } - } - - public function isJustParentSelector(){ - return !$this->mediaEmpty && - count($this->elements) === 1 && - $this->elements[0]->value === '&' && - ($this->elements[0]->combinator === ' ' || $this->elements[0]->combinator === ''); - } - - public function compile($env) { - - $elements = array(); - foreach($this->elements as $el){ - $elements[] = $el->compile($env); - } - - $extendList = array(); - foreach($this->extendList as $el){ - $extendList[] = $el->compile($el); - } - - $evaldCondition = false; - if( $this->condition ){ - $evaldCondition = $this->condition->compile($env); - } - - return $this->createDerived( $elements, $extendList, $evaldCondition ); - } - - - /** - * @see Less_Tree::genCSS - */ - public function genCSS( $output, $firstSelector = true ){ - - if( !$firstSelector && $this->elements[0]->combinator === "" ){ - $output->add(' ', $this->currentFileInfo, $this->index); - } - - foreach($this->elements as $element){ - $element->genCSS( $output ); - } - } - - public function markReferenced(){ - $this->isReferenced = true; - } - - public function getIsReferenced(){ - return !isset($this->currentFileInfo['reference']) || !$this->currentFileInfo['reference'] || $this->isReferenced; - } - - public function getIsOutput(){ - return $this->evaldCondition; - } - -} diff --git a/lib/less.php/Tree/UnicodeDescriptor.php b/lib/less.php/Tree/UnicodeDescriptor.php deleted file mode 100644 index 8c4707e..0000000 --- a/lib/less.php/Tree/UnicodeDescriptor.php +++ /dev/null @@ -1,29 +0,0 @@ -<?php - -/** - * UnicodeDescriptor - * - * @package Less - * @subpackage tree - */ -class Less_Tree_UnicodeDescriptor extends Less_Tree{ - - public $value; - public $type = 'UnicodeDescriptor'; - - public function __construct($value){ - $this->value = $value; - } - - /** - * @see Less_Tree::genCSS - */ - public function genCSS( $output ){ - $output->add( $this->value ); - } - - public function compile(){ - return $this; - } -} - diff --git a/lib/less.php/Tree/Unit.php b/lib/less.php/Tree/Unit.php deleted file mode 100644 index e13b100..0000000 --- a/lib/less.php/Tree/Unit.php +++ /dev/null @@ -1,147 +0,0 @@ -<?php - -/** - * Unit - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Unit extends Less_Tree{ - - var $numerator = array(); - var $denominator = array(); - public $backupUnit; - public $type = 'Unit'; - - public function __construct($numerator = array(), $denominator = array(), $backupUnit = null ){ - $this->numerator = $numerator; - $this->denominator = $denominator; - $this->backupUnit = $backupUnit; - } - - public function __clone(){ - } - - /** - * @see Less_Tree::genCSS - */ - public function genCSS( $output ){ - - if( $this->numerator ){ - $output->add( $this->numerator[0] ); - }elseif( $this->denominator ){ - $output->add( $this->denominator[0] ); - }elseif( !Less_Parser::$options['strictUnits'] && $this->backupUnit ){ - $output->add( $this->backupUnit ); - return ; - } - } - - public function toString(){ - $returnStr = implode('*',$this->numerator); - foreach($this->denominator as $d){ - $returnStr .= '/'.$d; - } - return $returnStr; - } - - public function __toString(){ - return $this->toString(); - } - - - /** - * @param Less_Tree_Unit $other - */ - public function compare($other) { - return $this->is( $other->toString() ) ? 0 : -1; - } - - public function is($unitString){ - return $this->toString() === $unitString; - } - - public function isLength(){ - $css = $this->toCSS(); - return !!preg_match('/px|em|%|in|cm|mm|pc|pt|ex/',$css); - } - - public function isAngle() { - return isset( Less_Tree_UnitConversions::$angle[$this->toCSS()] ); - } - - public function isEmpty(){ - return !$this->numerator && !$this->denominator; - } - - public function isSingular() { - return count($this->numerator) <= 1 && !$this->denominator; - } - - - public function usedUnits(){ - $result = array(); - - foreach(Less_Tree_UnitConversions::$groups as $groupName){ - $group = Less_Tree_UnitConversions::${$groupName}; - - foreach($this->numerator as $atomicUnit){ - if( isset($group[$atomicUnit]) && !isset($result[$groupName]) ){ - $result[$groupName] = $atomicUnit; - } - } - - foreach($this->denominator as $atomicUnit){ - if( isset($group[$atomicUnit]) && !isset($result[$groupName]) ){ - $result[$groupName] = $atomicUnit; - } - } - } - - return $result; - } - - public function cancel(){ - $counter = array(); - $backup = null; - - foreach($this->numerator as $atomicUnit){ - if( !$backup ){ - $backup = $atomicUnit; - } - $counter[$atomicUnit] = ( isset($counter[$atomicUnit]) ? $counter[$atomicUnit] : 0) + 1; - } - - foreach($this->denominator as $atomicUnit){ - if( !$backup ){ - $backup = $atomicUnit; - } - $counter[$atomicUnit] = ( isset($counter[$atomicUnit]) ? $counter[$atomicUnit] : 0) - 1; - } - - $this->numerator = array(); - $this->denominator = array(); - - foreach($counter as $atomicUnit => $count){ - if( $count > 0 ){ - for( $i = 0; $i < $count; $i++ ){ - $this->numerator[] = $atomicUnit; - } - }elseif( $count < 0 ){ - for( $i = 0; $i < -$count; $i++ ){ - $this->denominator[] = $atomicUnit; - } - } - } - - if( !$this->numerator && !$this->denominator && $backup ){ - $this->backupUnit = $backup; - } - - sort($this->numerator); - sort($this->denominator); - } - - -} - diff --git a/lib/less.php/Tree/UnitConversions.php b/lib/less.php/Tree/UnitConversions.php deleted file mode 100644 index c86b290..0000000 --- a/lib/less.php/Tree/UnitConversions.php +++ /dev/null @@ -1,35 +0,0 @@ -<?php - -/** - * UnitConversions - * - * @package Less - * @subpackage tree - */ -class Less_Tree_UnitConversions{ - - public static $groups = array('length','duration','angle'); - - public static $length = array( - 'm'=> 1, - 'cm'=> 0.01, - 'mm'=> 0.001, - 'in'=> 0.0254, - 'px'=> 0.000264583, // 0.0254 / 96, - 'pt'=> 0.000352778, // 0.0254 / 72, - 'pc'=> 0.004233333, // 0.0254 / 72 * 12 - ); - - public static $duration = array( - 's'=> 1, - 'ms'=> 0.001 - ); - - public static $angle = array( - 'rad' => 0.1591549430919, // 1/(2*M_PI), - 'deg' => 0.002777778, // 1/360, - 'grad'=> 0.0025, // 1/400, - 'turn'=> 1 - ); - -}
\ No newline at end of file diff --git a/lib/less.php/Tree/Url.php b/lib/less.php/Tree/Url.php deleted file mode 100644 index ef9c3c6..0000000 --- a/lib/less.php/Tree/Url.php +++ /dev/null @@ -1,76 +0,0 @@ -<?php - -/** - * Url - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Url extends Less_Tree{ - - public $attrs; - public $value; - public $currentFileInfo; - public $isEvald; - public $type = 'Url'; - - public function __construct($value, $currentFileInfo = null, $isEvald = null){ - $this->value = $value; - $this->currentFileInfo = $currentFileInfo; - $this->isEvald = $isEvald; - } - - public function accept( $visitor ){ - $this->value = $visitor->visitObj($this->value); - } - - /** - * @see Less_Tree::genCSS - */ - public function genCSS( $output ){ - $output->add( 'url(' ); - $this->value->genCSS( $output ); - $output->add( ')' ); - } - - /** - * @param Less_Functions $ctx - */ - public function compile($ctx){ - $val = $this->value->compile($ctx); - - if( !$this->isEvald ){ - // Add the base path if the URL is relative - if( Less_Parser::$options['relativeUrls'] - && $this->currentFileInfo - && is_string($val->value) - && Less_Environment::isPathRelative($val->value) - ){ - $rootpath = $this->currentFileInfo['uri_root']; - if ( !$val->quote ){ - $rootpath = preg_replace('/[\(\)\'"\s]/', '\\$1', $rootpath ); - } - $val->value = $rootpath . $val->value; - } - - $val->value = Less_Environment::normalizePath( $val->value); - } - - // Add cache buster if enabled - if( Less_Parser::$options['urlArgs'] ){ - if( !preg_match('/^\s*data:/',$val->value) ){ - $delimiter = strpos($val->value,'?') === false ? '?' : '&'; - $urlArgs = $delimiter . Less_Parser::$options['urlArgs']; - $hash_pos = strpos($val->value,'#'); - if( $hash_pos !== false ){ - $val->value = substr_replace($val->value,$urlArgs, $hash_pos, 0); - } else { - $val->value .= $urlArgs; - } - } - } - - return new Less_Tree_URL($val, $this->currentFileInfo, true); - } - -} diff --git a/lib/less.php/Tree/Value.php b/lib/less.php/Tree/Value.php deleted file mode 100644 index 9f077bc..0000000 --- a/lib/less.php/Tree/Value.php +++ /dev/null @@ -1,48 +0,0 @@ -<?php - -/** - * Value - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Value extends Less_Tree{ - - public $type = 'Value'; - public $value; - - public function __construct($value){ - $this->value = $value; - } - - public function accept($visitor) { - $this->value = $visitor->visitArray($this->value); - } - - public function compile($env){ - - $ret = array(); - $i = 0; - foreach($this->value as $i => $v){ - $ret[] = $v->compile($env); - } - if( $i > 0 ){ - return new Less_Tree_Value($ret); - } - return $ret[0]; - } - - /** - * @see Less_Tree::genCSS - */ - function genCSS( $output ){ - $len = count($this->value); - for($i = 0; $i < $len; $i++ ){ - $this->value[$i]->genCSS( $output ); - if( $i+1 < $len ){ - $output->add( Less_Environment::$_outputMap[','] ); - } - } - } - -} diff --git a/lib/less.php/Tree/Variable.php b/lib/less.php/Tree/Variable.php deleted file mode 100644 index cc0182c..0000000 --- a/lib/less.php/Tree/Variable.php +++ /dev/null @@ -1,52 +0,0 @@ -<?php - -/** - * Variable - * - * @package Less - * @subpackage tree - */ -class Less_Tree_Variable extends Less_Tree{ - - public $name; - public $index; - public $currentFileInfo; - public $evaluating = false; - public $type = 'Variable'; - - /** - * @param string $name - */ - public function __construct($name, $index = null, $currentFileInfo = null) { - $this->name = $name; - $this->index = $index; - $this->currentFileInfo = $currentFileInfo; - } - - public function compile($env) { - - if( $this->name[1] === '@' ){ - $v = new Less_Tree_Variable(substr($this->name, 1), $this->index + 1, $this->currentFileInfo); - $name = '@' . $v->compile($env)->value; - }else{ - $name = $this->name; - } - - if ($this->evaluating) { - throw new Less_Exception_Compiler("Recursive variable definition for " . $name, null, $this->index, $this->currentFileInfo); - } - - $this->evaluating = true; - - foreach($env->frames as $frame){ - if( $v = $frame->variable($name) ){ - $r = $v->value->compile($env); - $this->evaluating = false; - return $r; - } - } - - throw new Less_Exception_Compiler("variable " . $name . " is undefined in file ".$this->currentFileInfo["filename"], null, $this->index, $this->currentFileInfo); - } - -} |