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-rw-r--r--xport2json.rb51
1 files changed, 51 insertions, 0 deletions
diff --git a/xport2json.rb b/xport2json.rb
new file mode 100644
index 0000000..aa1508d
--- /dev/null
+++ b/xport2json.rb
@@ -0,0 +1,51 @@
+require 'nokogiri'
+require 'json'
+
+FN = ARGV.shift.chomp
+
+doc = File.open("#{FN}.xml") { |f| Nokogiri::XML(f) }
+
+tstart = doc.css("xport>meta>start").text.to_i
+tstep = doc.css("xport>meta>step").text.to_i
+
+rcvd = []
+rmax = 0
+sent = []
+smax = 0
+
+doc.css("xport>data>row").each do |row|
+ t = (row.css("t").text.to_i - tstart) / tstep
+ r = row.css("v")[0].text.to_f
+ s = row.css("v")[1].text.to_f
+
+ rmax = r if r > rmax
+ smax = s if s > smax
+
+ rcvd << { t: t, v: r }
+ sent << { t: t, v: s }
+end
+
+rmax *= 1.10
+smax *= 1.10
+
+rcvd.each do |r|
+ r[:v] /= rmax
+end
+
+sent.each do |s|
+ s[:v] /= smax
+end
+
+File.open("#{FN}.rcvd.json", "w") do |f|
+ f.puts({
+ max: rmax,
+ data: rcvd
+ }.to_json)
+end
+
+File.open("#{FN}.sent.json", "w") do |f|
+ f.puts({
+ max: smax,
+ data: sent
+ }.to_json)
+end