original_string: public function fixRelativePaths($content,$path,$targetDir=null) {
  		// Rewrite relative URLs in CSS
  		$f3=$this->f3;
  		$method=$f3->get('ASSETS.fixRelativePaths');
  		if ($method!==FALSE) {
  			$webBase=$f3->get('BASE');
  			// fix base path (resolve symbolic links)
  			$basePath=$f3->fixslashes(realpath(
  				$f3->fixslashes($_SERVER['DOCUMENT_ROOT'].$webBase)).DIRECTORY_SEPARATOR);
  			// parse content for URLs
  			$content=preg_replace_callback(
  				'/\b(?<=url)\((?:([\"\']?)(.+?)((\?.*?)?)\1)\)/s',
  				function($url) use ($path,$f3,$webBase,$basePath,$targetDir,$method) {
  					// Ignore absolute URLs
  					if (preg_match('/https?:/',$url[2]) ||
  						!$rPath=realpath($path.$url[2]))
  						return $url[0];
  					if ($method=='relative') {
  						// relative from new public file path
  						$filePathFromBase=str_replace($basePath,'',$f3->fixslashes($rPath));
  						$rel=$this->relPath($targetDir,$filePathFromBase);
  						return '('.$url[1].$rel.(isset($url[4])?$url[4]:'').$url[1].')';
  					} elseif ($method=='absolute') {
  						// absolute to web root / base
  						return '('.$url[1].preg_replace(
  								'/'.preg_quote($basePath,'/').'(.+)/',
  								'\1',$webBase.'/'.$f3->fixslashes($rPath).(isset($url[4])?$url[4]:'')
  							).$url[1].')';
  					}
  					return $url[0];
  				},$content);
  		}
  		return $content;
  	}
code: public function fixRelativePaths($content,$path,$targetDir=null) {
  		// Rewrite relative URLs in CSS
  		$f3=$this->f3;
  		$method=$f3->get('ASSETS.fixRelativePaths');
  		if ($method!==FALSE) {
  			$webBase=$f3->get('BASE');
  			// fix base path (resolve symbolic links)
  			$basePath=$f3->fixslashes(realpath(
  				$f3->fixslashes($_SERVER['DOCUMENT_ROOT'].$webBase)).DIRECTORY_SEPARATOR);
  			// parse content for URLs
  			$content=preg_replace_callback(
  				'/\b(?<=url)\((?:([\"\']?)(.+?)((\?.*?)?)\1)\)/s',
  				function($url) use ($path,$f3,$webBase,$basePath,$targetDir,$method) {
  					// Ignore absolute URLs
  					if (preg_match('/https?:/',$url[2]) ||
  						!$rPath=realpath($path.$url[2]))
  						return $url[0];
  					if ($method=='relative') {
  						// relative from new public file path
  						$filePathFromBase=str_replace($basePath,'',$f3->fixslashes($rPath));
  						$rel=$this->relPath($targetDir,$filePathFromBase);
  						return '('.$url[1].$rel.(isset($url[4])?$url[4]:'').$url[1].')';
  					} elseif ($method=='absolute') {
  						// absolute to web root / base
  						return '('.$url[1].preg_replace(
  								'/'.preg_quote($basePath,'/').'(.+)/',
  								'\1',$webBase.'/'.$f3->fixslashes($rPath).(isset($url[4])?$url[4]:'')
  							).$url[1].')';
  					}
  					return $url[0];
  				},$content);
  		}
  		return $content;
  	}
code_tokens: public function fixRelativePaths ( $ content , $ path , $ targetDir = null ) { // Rewrite relative URLs in CSS $ f3 = $ this -> f3 ; $ method = $ f3 -> get ( 'ASSETS.fixRelativePaths' ) ; if ( $ method !== FALSE ) { $ webBase = $ f3 -> get ( 'BASE' ) ; // fix base path (resolve symbolic links) $ basePath = $ f3 -> fixslashes ( realpath ( $ f3 -> fixslashes ( $ _SERVER [ 'DOCUMENT_ROOT' ] . $ webBase ) ) . DIRECTORY_SEPARATOR ) ; // parse content for URLs $ content = preg_replace_callback ( '/\b(?<=url)\((?:([\"\']?)(.+?)((\?.*?)?)\1)\)/s' , function ( $ url ) use ( $ path , $ f3 , $ webBase , $ basePath , $ targetDir , $ method ) { // Ignore absolute URLs if ( preg_match ( '/https?:/' , $ url [ 2 ] ) || ! $ rPath = realpath ( $ path . $ url [ 2 ] ) ) return $ url [ 0 ] ; if ( $ method == 'relative' ) { // relative from new public file path $ filePathFromBase = str_replace ( $ basePath , '' , $ f3 -> fixslashes ( $ rPath ) ) ; $ rel = $ this -> relPath ( $ targetDir , $ filePathFromBase ) ; return '(' . $ url [ 1 ] . $ rel . ( isset ( $ url [ 4 ] ) ? $ url [ 4 ] : '' ) . $ url [ 1 ] . ')' ; } elseif ( $ method == 'absolute' ) { // absolute to web root / base return '(' . $ url [ 1 ] . preg_replace ( '/' . preg_quote ( $ basePath , '/' ) . '(.+)/' , '\1' , $ webBase . '/' . $ f3 -> fixslashes ( $ rPath ) . ( isset ( $ url [ 4 ] ) ? $ url [ 4 ] : '' ) ) . $ url [ 1 ] . ')' ; } return $ url [ 0 ] ; } , $ content ) ; } return $ content ; }
docstring: Rewrite relative URLs in CSS
  @author Bong Cosca, from F3 v2.0.13, http://bit.ly/1Mwl7nq
  @param string $content
  @param string $path
  @param string $targetDir
  @return string
docstring_tokens: Rewrite relative URLs in CSS