version 0.1-3

DESCRIPTION

@@ -1,16 +1,18 @@
 Package: arulesViz
-Version: 0.1-2
-Date: 2011-05-23
-Title: arulesViz - Visualizing Association Rules
+Version: 0.1-3
+Date: 2011-XX-XX
+Title: arulesViz - Visualizing Association Rules and Frequent Itemsets
 Author: Michael Hahsler and Sudheer Chelluboina
 Maintainer: Michael Hahsler <michael@hahsler.net>
-Depends: R (>= 2.10.0), arules, MASS, scatterplot3d, vcd, seriation
-Suggests: Rgraphviz, iplots
-Description: Various visualization techniques for sets of association
-        rules based on package arules.
+Depends: arules (>= 1.0-5), MASS, scatterplot3d, vcd, seriation, igraph
+Suggests: iplots
+Description: Various visualization techniques for association rules and
+        itemsets. The packages also includes several interactive
+        visualizations for rule exploration. This package extends
+        package arules.
 License: GPL (>= 2)
 URL: http://r-forge.r-project.org/projects/arulesviz/,
         http://lyle.smu.edu/IDA/arules/
-Packaged: 2011-05-24 01:39:29 UTC; hahsler
+Packaged: 2011-05-26 18:43:23 UTC; hahsler
 Repository: CRAN
-Date/Publication: 2011-05-24 05:46:00
+Date/Publication: 2011-05-26 21:16:50

NAMESPACE

@@ -1,6 +1,6 @@
 import(arules)
 
-export(abbreviate, saveDot, saveGraphML)
+export(abbreviate, saveAsGraph)
 
 S3method(plot, rules)
 S3method(plot, itemsets)

R/AAA_helpers.R

@@ -1,5 +1,9 @@
 .get_parameters <- function(p, parameter) {
     if(!is.null(parameter) && length(parameter) != 0) {
+
+	# get rid of NULL enties
+	parameter[sapply(parameter, is.null)] <- NULL
+
 	o <- pmatch(names(parameter), names(p))
 
 	if(any(is.na(o)))