/**
* Adds a chunk to the stack
* The $index for less.php may be different from less.js since less.php does not chunkify inputs
*
* @param string $chunk
* @param string $fileInfo
* @param integer $index
* @param mixed $mapLines
*/
public function add($chunk, $fileInfo = null, $index = 0, $mapLines = null)
{
//ignore adding empty strings
if ($chunk === '') {
return;
}
$sourceLines = array();
$sourceColumns = ' ';
if ($fileInfo) {
$url = $fileInfo['currentUri'];
if (isset($this->contentsMap[$url])) {
$inputSource = substr($this->contentsMap[$url], 0, $index);
$sourceLines = explode("\n", $inputSource);
$sourceColumns = end($sourceLines);
} else {
throw new Exception('Filename ' . $url . ' not in contentsMap');
}
}
$lines = explode("\n", $chunk);
$columns = end($lines);
if ($fileInfo) {
if (!$mapLines) {
$this->generator->addMapping($this->lineNumber + 1, $this->column, count($sourceLines), strlen($sourceColumns), $fileInfo['currentUri']);
} else {
for ($i = 0, $count = count($lines); $i < $count; $i++) {
$this->generator->addMapping($this->lineNumber + $i + 1, $i === 0 ? $this->column : 0, count($sourceLines) + $i, $i === 0 ? strlen($sourceColumns) : 0, $fileInfo['currentUri']);
}
}
}
if (count($lines) === 1) {
$this->column += strlen($columns);
} else {
$this->lineNumber += count($lines) - 1;
$this->column = strlen($columns);
}
// add only chunk
parent::add($chunk);
}
/**
* Get the current css buffer
*
* @return string
*/
public function getCss()
{
$precision = ini_get('precision');
@ini_set('precision', 16);
$locale = setlocale(LC_NUMERIC, 0);
setlocale(LC_NUMERIC, "C");
$root = new Less_Tree_Ruleset(array(), $this->rules);
$root->root = true;
$root->firstRoot = true;
$this->PreVisitors($root);
self::$has_extends = false;
$evaldRoot = $root->compile($this->env);
$this->PostVisitors($evaldRoot);
if (Less_Parser::$options['sourceMap']) {
$generator = new Less_SourceMap_Generator($evaldRoot, Less_Parser::$contentsMap, Less_Parser::$options);
// will also save file
// FIXME: should happen somewhere else?
$css = $generator->generateCSS();
} else {
$css = $evaldRoot->toCSS();
}
if (Less_Parser::$options['compress']) {
$css = preg_replace('/(^(\\s)+)|((\\s)+$)/', '', $css);
}
//reset php settings
@ini_set('precision', $precision);
setlocale(LC_NUMERIC, $locale);
return $css;
}
public function getCss() {
$precision = ini_get('precision');
@ini_set('precision', 16);
$locale = setlocale(LC_NUMERIC, 0);
setlocale(LC_NUMERIC, "C");
try {
$root = new Less_Tree_Ruleset(array(), $this->rules);
$root->root = true;
$root->firstRoot = true;
$this->PreVisitors($root);
self::$has_extends = false;
$evaldRoot = $root->compile($this->env);
$this->PostVisitors($evaldRoot);
if (Less_Parser::$options['sourceMap']) {
$generator = new Less_SourceMap_Generator($evaldRoot, Less_Parser::$contentsMap, Less_Parser::$options);
$css = $generator->generateCSS();
} else {
$css = $evaldRoot->toCSS();
}if (Less_Parser::$options['compress']) {
$css = preg_replace('/(^(\s)+)|((\s)+$)/', '', $css);
}
} catch (Exception$exc) {
}@ini_set('precision', $precision);
setlocale(LC_NUMERIC, $locale);
if ($this->mb_internal_encoding != '') {
@ini_set("mbstring.internal_encoding", $this->mb_internal_encoding);
$this->mb_internal_encoding = '';
}if (!empty($exc)) {
throw $exc;
}return $css;
}
/**
* Get the current css buffer
*
* @return string
*/
public function getCss()
{
$precision = ini_get('precision');
@ini_set('precision', 16);
$locale = setlocale(LC_NUMERIC, 0);
setlocale(LC_NUMERIC, "C");
try {
$root = new Less_Tree_Ruleset(array(), $this->rules);
$root->root = true;
$root->firstRoot = true;
$this->PreVisitors($root);
self::$has_extends = false;
$evaldRoot = $root->compile($this->env);
$this->PostVisitors($evaldRoot);
if (Less_Parser::$options['sourceMap']) {
$generator = new Less_SourceMap_Generator($evaldRoot, Less_Parser::$contentsMap, Less_Parser::$options);
// will also save file
// FIXME: should happen somewhere else?
$css = $generator->generateCSS();
} else {
$css = $evaldRoot->toCSS();
}
if (Less_Parser::$options['compress']) {
$css = preg_replace('/(^(\\s)+)|((\\s)+$)/', '', $css);
}
} catch (Exception $exc) {
// Intentional fall-through so we can reset environment
}
//reset php settings
@ini_set('precision', $precision);
setlocale(LC_NUMERIC, $locale);
// If you previously defined $this->mb_internal_encoding
// is required to return the encoding as it was before
if ($this->mb_internal_encoding != '') {
@ini_set("mbstring.internal_encoding", $this->mb_internal_encoding);
$this->mb_internal_encoding = '';
}
// Rethrow exception after we handled resetting the environment
if (!empty($exc)) {
throw $exc;
}
return $css;
}
