Adding upstream version 2.11.4.upstream/2.11.4upstream

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

1 files changed, 274 insertions, 0 deletions

diff --git a/library/vendor/lessphp/lessc.inc.php b/library/vendor/lessphp/lessc.inc.php
new file mode 100644
index 0000000..284445f
--- /dev/null
+++ b/library/vendor/lessphp/lessc.inc.php
@@ -0,0 +1,274 @@
+<?php
+/**
+ * This file provides the part of lessphp API (https://github.com/leafo/lessphp)
+ * to be a drop-in replacement for following products:
+ *  - Drupal 7, by the less module v3.0+ (https://drupal.org/project/less)
+ *  - Symfony 2
+ */
+
+// Register autoloader for non-composer installations
+if ( !class_exists( 'Less_Parser' ) ) {
+	require_once __DIR__ . '/lib/Less/Autoloader.php';
+	Less_Autoloader::register();
+}
+
+class lessc {
+
+	static public $VERSION = Less_Version::less_version;
+
+	public $importDir = '';
+	protected $allParsedFiles = array();
+	protected $libFunctions = array();
+	protected $registeredVars = array();
+	private $formatterName;
+	private $options = array();
+
+	public function __construct( $lessc = null, $sourceName = null ) {
+	}
+
+	public function setImportDir( $dirs ) {
+		$this->importDir = (array)$dirs;
+	}
+
+	public function addImportDir( $dir ) {
+		$this->importDir = (array)$this->importDir;
+		$this->importDir[] = $dir;
+	}
+
+	public function setFormatter( $name ) {
+		$this->formatterName = $name;
+	}
+
+	public function setPreserveComments( $preserve ) {
+	}
+
+	public function registerFunction( $name, $func ) {
+		$this->libFunctions[$name] = $func;
+	}
+
+	public function unregisterFunction( $name ) {
+		unset( $this->libFunctions[$name] );
+	}
+
+	public function setVariables( $variables ) {
+		foreach ( $variables as $name => $value ) {
+			$this->setVariable( $name, $value );
+		}
+	}
+
+	public function setVariable( $name, $value ) {
+		$this->registeredVars[$name] = $value;
+	}
+
+	public function unsetVariable( $name ) {
+		unset( $this->registeredVars[$name] );
+	}
+
+	public function setOptions( $options ) {
+		foreach ( $options as $name => $value ) {
+			$this->setOption( $name, $value );
+		}
+	}
+
+	public function setOption( $name, $value ) {
+		$this->options[$name] = $value;
+	}
+
+	public function parse( $buffer, $presets = array() ) {
+		$this->setVariables( $presets );
+
+		$parser = new Less_Parser( $this->getOptions() );
+		$parser->setImportDirs( $this->getImportDirs() );
+		foreach ( $this->libFunctions as $name => $func ) {
+			$parser->registerFunction( $name, $func );
+		}
+		$parser->parse( $buffer );
+		if ( count( $this->registeredVars ) ) {
+			$parser->ModifyVars( $this->registeredVars );
+		}
+
+		return $parser->getCss();
+	}
+
+	protected function getOptions() {
+		$options = array( 'relativeUrls' => false );
+		switch ( $this->formatterName ) {
+			case 'compressed':
+				$options['compress'] = true;
+				break;
+		}
+		if ( is_array( $this->options ) ) {
+			$options = array_merge( $options, $this->options );
+		}
+		return $options;
+	}
+
+	protected function getImportDirs() {
+		$dirs_ = (array)$this->importDir;
+		$dirs = array();
+		foreach ( $dirs_ as $dir ) {
+			$dirs[$dir] = '';
+		}
+		return $dirs;
+	}
+
+	public function compile( $string, $name = null ) {
+		$oldImport = $this->importDir;
+		$this->importDir = (array)$this->importDir;
+
+		$this->allParsedFiles = array();
+
+		$parser = new Less_Parser( $this->getOptions() );
+		$parser->SetImportDirs( $this->getImportDirs() );
+		if ( count( $this->registeredVars ) ) {
+			$parser->ModifyVars( $this->registeredVars );
+		}
+		foreach ( $this->libFunctions as $name => $func ) {
+			$parser->registerFunction( $name, $func );
+		}
+		$parser->parse( $string );
+		$out = $parser->getCss();
+
+		$parsed = Less_Parser::AllParsedFiles();
+		foreach ( $parsed as $file ) {
+			$this->addParsedFile( $file );
+		}
+
+		$this->importDir = $oldImport;
+
+		return $out;
+	}
+
+	public function compileFile( $fname, $outFname = null ) {
+		if ( !is_readable( $fname ) ) {
+			throw new Exception( 'load error: failed to find '.$fname );
+		}
+
+		$pi = pathinfo( $fname );
+
+		$oldImport = $this->importDir;
+
+		$this->importDir = (array)$this->importDir;
+		$this->importDir[] = Less_Parser::AbsPath( $pi['dirname'] ).'/';
+
+		$this->allParsedFiles = array();
+		$this->addParsedFile( $fname );
+
+		$parser = new Less_Parser( $this->getOptions() );
+		$parser->SetImportDirs( $this->getImportDirs() );
+		if ( count( $this->registeredVars ) ) {
+			$parser->ModifyVars( $this->registeredVars );
+		}
+		foreach ( $this->libFunctions as $name => $func ) {
+			$parser->registerFunction( $name, $func );
+		}
+		$parser->parseFile( $fname );
+		$out = $parser->getCss();
+
+		$parsed = Less_Parser::AllParsedFiles();
+		foreach ( $parsed as $file ) {
+			$this->addParsedFile( $file );
+		}
+
+		$this->importDir = $oldImport;
+
+		if ( $outFname !== null ) {
+			return file_put_contents( $outFname, $out );
+		}
+
+		return $out;
+	}
+
+	public function checkedCompile( $in, $out ) {
+		if ( !is_file( $out ) || filemtime( $in ) > filemtime( $out ) ) {
+			$this->compileFile( $in, $out );
+			return true;
+		}
+		return false;
+	}
+
+	/**
+	 * Execute lessphp on a .less file or a lessphp cache structure
+	 *
+	 * The lessphp cache structure contains information about a specific
+	 * less file having been parsed. It can be used as a hint for future
+	 * calls to determine whether or not a rebuild is required.
+	 *
+	 * The cache structure contains two important keys that may be used
+	 * externally:
+	 *
+	 * compiled: The final compiled CSS
+	 * updated: The time (in seconds) the CSS was last compiled
+	 *
+	 * The cache structure is a plain-ol' PHP associative array and can
+	 * be serialized and unserialized without a hitch.
+	 *
+	 * @param mixed $in Input
+	 * @param bool $force Force rebuild?
+	 * @return array lessphp cache structure
+	 */
+	public function cachedCompile( $in, $force = false ) {
+		// assume no root
+		$root = null;
+
+		if ( is_string( $in ) ) {
+			$root = $in;
+		} elseif ( is_array( $in ) and isset( $in['root'] ) ) {
+			if ( $force or !isset( $in['files'] ) ) {
+				// If we are forcing a recompile or if for some reason the
+				// structure does not contain any file information we should
+				// specify the root to trigger a rebuild.
+				$root = $in['root'];
+			} elseif ( isset( $in['files'] ) and is_array( $in['files'] ) ) {
+				foreach ( $in['files'] as $fname => $ftime ) {
+					if ( !file_exists( $fname ) or filemtime( $fname ) > $ftime ) {
+						// One of the files we knew about previously has changed
+						// so we should look at our incoming root again.
+						$root = $in['root'];
+						break;
+					}
+				}
+			}
+		} else {
+			// TODO: Throw an exception? We got neither a string nor something
+			// that looks like a compatible lessphp cache structure.
+			return null;
+		}
+
+		if ( $root !== null ) {
+			// If we have a root value which means we should rebuild.
+			$out = array();
+			$out['root'] = $root;
+			$out['compiled'] = $this->compileFile( $root );
+			$out['files'] = $this->allParsedFiles();
+			$out['updated'] = time();
+			return $out;
+		} else {
+			// No changes, pass back the structure
+			// we were given initially.
+			return $in;
+		}
+	}
+
+	public function ccompile( $in, $out, $less = null ) {
+		if ( $less === null ) {
+			$less = new self;
+		}
+		return $less->checkedCompile( $in, $out );
+	}
+
+	public static function cexecute( $in, $force = false, $less = null ) {
+		if ( $less === null ) {
+			$less = new self;
+		}
+		return $less->cachedCompile( $in, $force );
+	}
+
+	public function allParsedFiles() {
+		return $this->allParsedFiles;
+	}
+
+	protected function addParsedFile( $file ) {
+		$this->allParsedFiles[Less_Parser::AbsPath( $file )] = filemtime( $file );
+	}
+}