Adding upstream version 2.11.4.upstream/2.11.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 156 insertions, 0 deletions

diff --git a/library/vendor/lessphp/lib/Less/Environment.php b/library/vendor/lessphp/lib/Less/Environment.php
new file mode 100644
index 0000000..5eddc08
--- /dev/null
+++ b/library/vendor/lessphp/lib/Less/Environment.php
@@ -0,0 +1,156 @@
+<?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 );
+	}
+
+}