Domoticz

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--C:\Program Files (x86)\Domoticz\scripts\lua\script_time_eta.lua
------------- Begin time functions -------------
 
function timedifference_lastupdate_homework (s)
	if s == nil then 
		print('Error: Could not get lastupdate from device')
		difference = 1000 --value have to be larger than timeout. new virtual devices don't get corrent lastupdate value, skips the first check
		return difference
	end
	year = string.sub(s, 1, 4)
	month = string.sub(s, 6, 7)
	day = string.sub(s, 9, 10)
	hour = string.sub(s, 12, 13)
	minutes = string.sub(s, 15, 16)
	seconds = string.sub(s, 18, 19)
	t1 = os.time()
	t2 = os.time{year=year, month=month, day=day, hour=hour, min=minutes, sec=seconds}
	difference = os.difftime (t1, t2)
	return difference
end
 
------------- End time functions -------------
 
 
------------- Begin local variables -------------
 
-- Debug variables:
 
timeout                = 300 
difference_homework    = timedifference_lastupdate_homework(otherdevices_lastupdate['ETA']) --change to the name of the virtual device
 
------------- End local variables -------------
 
------------- Begin code -------------
 
commandArray = {}
 
if (difference_homework > timeout)
then
 
function traveltime(departx,departy,arrivex,arrivey)
   --get route from WAZE--
   local waze=assert(io.popen('curl "https://www.waze.com/row-RoutingManager/routingRequest?from=x%3A'..departx..'+y%3A'..departy..'&to=x%3A'..arrivex..'+y%3A'..arrivey..'&returnJSON=true&returnGeometries=true&returnInstructions=true&timeout=60000&nPaths=1&clientVersion=4.0.0&options=AVOID_TRAILS%3At%2CALLOW_UTURNS"'))
   local trajet = waze:read('*all')
   waze:close()
   
   local jsonTrajet = json:decode(trajet)
 
   --Get major road from JSON
   routeName = jsonTrajet['response']['routeName']
   --Get route steps from JSON info
   route = jsonTrajet['response']['results']
 
   --Calculate the total time by adding the time of all sections
   routeTotalTimeSec = 0
   for response,results in pairs(route) do
      routeTotalTimeSec = routeTotalTimeSec + results['crossTime']
   end
 
   --translate the number of seconds to minutes
   routeTotalTimeMin = routeTotalTimeSec/60-((routeTotalTimeSec%60)/60)
 
   return routeTotalTimeMin
end
 
--import JSON addin (download from http://regex.info/code/JSON.lua)
json = (loadfile "C:\\Program Files (x86)\\Domoticz\\scripts\\lua\\JSON.lua")()
 
-- Update these variables ---------------
--idx of virtual device for capturing the travel minutes
idxhomework = '68'
 
departy="59.684534" --lat
departx="9.627667" --long
 
arrivey="59.675331" --lat
arrivex="9.641017" --long
 
-- get travel time
homework=traveltime(departx,departy,arrivex,arrivey)
 
 
 
 commandArray[1] = {['UpdateDevice'] = idxhomework .. '|0|' .. homework}
 
 
end
 
------------- End code -------------
 
return commandArray

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json = (loadfile "JSON.lua")()