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-- Title: script_device_weewx.lua
-- Date: 10-01-2016
-- this script reads the weewxpws xml file and uploads current data to virtual device
-- format of the xml file =
--  <weewx>
--      <data realtime="temp">8.5<!--outsideTemp--></data>
--      <data realtime="hum">73.2<!--outsideHumidity--></data>
--      <data realtime="inTemp">19.5<!--outsideTemp--></data>
--      <data realtime="inHum">53.2<!--outsideHumidity--></data>
--      <data realtime="barometer">1025.5<!--Pressure--></data>
--  </weewx>
--
--
-- Config 
-- local wind_device_idx = 13
-- local rain_device_idx = 11
-- local garden_device_idx = 8
local room_device_idx = 1
-- local aux_device_idx = 14

-- Attention au nom du "Dispositif" , 
-- c'est celui que l'on a mis dans la Config (on en choisi un au hasard parmis l'un des dispositifs de notre weewx) 
s = otherdevices_lastupdate['Weewx']
-- returns a date time like 2013-07-11 17:23:12

-- Remplacer 'Vent Jardin' par le nom de votre dispositif anémomètre
-- prev_wind = otherdevices_svalues['Vent Jardin'] 

-- End Config 

commandArray = {}

t1 = os.time()

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)

t2 = os.time{year=year, month=month, day=day, hour=hour, min=minutes, sec=seconds}
difference = (os.difftime (t1, t2))

-- ON ne mets à  jour que tous les 5 mns
if ( difference < 300 ) then
        return commandArray
end

-- ca fonctionne mais c'est parfois un peu long et on dépasse les 10 secondes... on fait donc cela par crontab 
-- os.execute('wget http://my-weewx.site.fr/domoticz.xml -O /tmp/domoticz.xml')
-- os.execute('sed s#,#.# /tmp/domoticz.xml > /tmp/domoticz.xml-pre')

local filename = "/etc/weewx/skins/Seasons/domoticz.xml.tmpl"

local line , tempdevice = ''
local temperature,humidity,pressure,inhumidity,intemperature,auxhumidity,auxtemperature,rain,rainrate,wind,winddir,windgust,windchill = 0
local windcomp =  'N'

for line in io.lines(filename) do
   if string.find(line,"\"temp\"") then
      temperature=tonumber(string.match(line, "%-?%d+.?%d*"))
   elseif string.find(line,"\"hum\"") then
      humidity=tonumber(string.match(line, "%d+"))
   elseif string.find(line,"\"inTemp\"") then
      intemperature=tonumber(string.match(line, "%-?%d+.?%d*"))
   elseif string.find(line,"\"inHum\"") then
      inhumidity=tonumber(string.match(line, "%d+"))
   elseif string.find(line,"\"auxTemp\"") then
      auxtemperature=tonumber(string.match(line, "%-?%d+.?%d*"))
   elseif string.find(line,"\"auxHum\"") then
      auxhumidity=tonumber(string.match(line, "%d+"))
   elseif string.find(line,"\"barometer\"") then
      pressure=tonumber(string.match(line, "%d+"))
   elseif string.find(line,"\"rainrate\"") then
      rainrate=100 * tonumber(string.match(line, "%d+.?%d*"))
   elseif string.find(line,"\"Rain\"") then
      rain=tonumber(string.match(line, "%d+.?%d*"))
   elseif string.find(line,"\"wind\"") then
      wind=tonumber(string.match(line, "%d+"))
   elseif string.find(line,"\"Winddir\"") then
      winddir=tonumber(string.match(line, "%d+"))
   elseif string.find(line,"\"Windgust\"") then
      windgust=tonumber(string.match(line, "%d+"))
   elseif string.find(line,"\"Windcomp\"") then
      windcomp=string.match(line, "Windcomp\">([NESO/A]+)<!--")
   elseif string.find(line,"\"WindChill\"") then
      windchill=tonumber(string.match(line, "%-?%d+.?%d*"))
   end
end


-- Si la vitesse du vent est nulle winddir et windcomp garde la valeur précédente
if ( wind == 0  or wind == nil ) then
        winddir,windcomp = prev_wind:match("([^;]+);([^;]+)")
        wind = 0
end

-- A l'initialisation du device domoticz on peut avoir des valeurs farfelues
-- if winddir == nil then
        winddir = 0
-- end
-- if  windcomp =='N/A'  then
   --      windcomp = 'N'
-- end

-- if windchill == nil then
   --      windchill = 0
-- end

-- if windgust== nil then
   --      windgust= 0
-- end

-- Conversion de win et wingust (domoticz attend 10 * Winspeed [m/s] -- weewx nous donne Winspeed [km/h]
-- wind = math.ceil(wind / 0.36)
-- windgust = math.ceil(windgust / 0.36)

-- Conditions Salon
if not ( inhumidity == nil or intemperature == nil ) then
        tempdevice = room_device_idx..'|1|'..intemperature..';'..inhumidity..';0'
        commandArray [1] = {['UpdateDevice'] = tempdevice }
end

-- Meteo Locale idx = 8
if not ( humidity == nil or temperature == nil or pressure == nil ) then
        tempdevice = garden_device_idx..'|0|'..temperature..';'..humidity..';0;'..pressure..';0'
        commandArray [2] = {['UpdateDevice'] = tempdevice }
end

-- Pluie Locale idx = 11
-- if not ( rainrate == nil or rain == nil ) then
   --      tempdevice = rain_device_idx..'|0|'..rainrate..';'..rain
   --      commandArray [3] = {['UpdateDevice'] = tempdevice }
-- end

-- Vent Locale idx=13 dir;comp;speed;gust;temp;windchill
-- if not (  temperature == nil ) then
-- 	tempdevice = wind_device_idx..'|0|'..winddir..';'..windcomp..';'..wind..';'..windgust..';'..temperature..';'..windchill
-- 	commandArray [4] = {['UpdateDevice'] = tempdevice }
-- end

-- Conditions Aux idx=14 (WC ou Cave)
-- if not ( auxhumidity == nil or auxtemperature == nil ) then
   --      tempdevice = aux_device_idx..'|0|'..auxtemperature..';'..auxhumidity..';0'
--         commandArray [5] = {['UpdateDevice'] = tempdevice }
-- end

return commandArray

Code : Tout sélectionner

s = otherdevices_lastupdate['Weewx']

Code : Tout sélectionner

s = otherdevices_lastupdate['Bureau']