PHP Web interface for generating QR codes https://qr.antopie.org
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<?php
/**
* Environment
*
* @package Less
* @subpackage environment
*/
class Less_Environment {
// public $paths = array(); // option - unmodified - paths to search for imports on
//public static $files = array(); // list of files that have been imported, used for import-once
//public $rootpath; // option - rootpath to append to URL's
//public static $strictImports = null; // option -
//public $insecure; // option - whether to allow imports from insecure ssl hosts
//public $processImports; // option - whether to process imports. if false then imports will not be imported
//public $javascriptEnabled; // option - whether JavaScript is enabled. if undefined, defaults to true
//public $useFileCache; // browser only - whether to use the per file session cache
public $currentFileInfo; // information about the current file - for error reporting and importing and making urls relative etc.
public $importMultiple = false; // whether we are currently importing multiple copies
/**
* @var array
*/
public $frames = array();
/**
* @var array
*/
public $mediaBlocks = array();
/**
* @var array
*/
public $mediaPath = array();
public static $parensStack = 0;
public static $tabLevel = 0;
public static $lastRule = false;
public static $_outputMap;
public static $mixin_stack = 0;
/**
* @var array
*/
public $functions = array();
public function Init() {
self::$parensStack = 0;
self::$tabLevel = 0;
self::$lastRule = false;
self::$mixin_stack = 0;
if ( Less_Parser::$options['compress'] ) {
Less_Environment::$_outputMap = array(
',' => ',',
': ' => ':',
'' => '',
' ' => ' ',
':' => ' :',
'+' => '+',
'~' => '~',
'>' => '>',
'|' => '|',
'^' => '^',
'^^' => '^^'
);
} else {
Less_Environment::$_outputMap = array(
',' => ', ',
': ' => ': ',
'' => '',
' ' => ' ',
':' => ' :',
'+' => ' + ',
'~' => ' ~ ',
'>' => ' > ',
'|' => '|',
'^' => ' ^ ',
'^^' => ' ^^ '
);
}
}
public function copyEvalEnv( $frames = array() ) {
$new_env = new Less_Environment();
$new_env->frames = $frames;
return $new_env;
}
public static function isMathOn() {
return !Less_Parser::$options['strictMath'] || Less_Environment::$parensStack;
}
public static function isPathRelative( $path ) {
return !preg_match( '/^(?:[a-z-]+:|\/)/', $path );
}
/**
* Canonicalize a path by resolving references to '/./', '/../'
* Does not remove leading "../"
* @param string path or url
* @return string Canonicalized path
*
*/
public static function normalizePath( $path ) {
$segments = explode( '/', $path );
$segments = array_reverse( $segments );
$path = array();
$path_len = 0;
while ( $segments ) {
$segment = array_pop( $segments );
switch ( $segment ) {
case '.':
break;
case '..':
if ( !$path_len || ( $path[$path_len - 1] === '..' ) ) {
$path[] = $segment;
$path_len++;
} else {
array_pop( $path );
$path_len--;
}
break;
default:
$path[] = $segment;
$path_len++;
break;
}
}
return implode( '/', $path );
}
public function unshiftFrame( $frame ) {
array_unshift( $this->frames, $frame );
}
public function shiftFrame() {
return array_shift( $this->frames );
}
}