mirror of
https://github.com/Hopiu/webapi-eca.git
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129 lines
No EOL
3.4 KiB
CoffeeScript
129 lines
No EOL
3.4 KiB
CoffeeScript
###
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Import.io allows to capture data from the web.
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Here we grab prepared weather data from Meteoblue
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Required module params:
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- apikey
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- userGuid
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###
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io = new importio params.userGuid, params.apikey, "query.import.io"
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tryToConnect = ( numAttempt, cb ) ->
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io.connect ( connected ) ->
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if connected
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cb true
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else
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log "Unable to connect, attempting again... ##{ numAttempt++ }"
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if numAttempt is 5
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cb false
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else
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tryToConnect numAttempt, cb
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arrPages = [
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"http://www.meteoblue.com/en/switzerland/weather-basel"
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"http://www.meteoblue.com/en/switzerland/weather-z%C3%BCrich"
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"http://www.meteoblue.com/en/switzerland/weather-luzern"
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"http://www.meteoblue.com/en/switzerland/weather-liestal"
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"http://www.meteoblue.com/en/switzerland/weather-bern"
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"http://www.meteoblue.com/en/switzerland/weather-lugano"
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"http://www.meteoblue.com/en/switzerland/weather-sankt-gallen"
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]
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getCityUrl = ( idCity ) ->
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id = parseInt( idCity ) || 0
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if id < 0 or id >= arrPages.length
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id = 0
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arrPages[ id ]
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queryService = ( inputParams, cb ) ->
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tryToConnect 0, ( connected ) ->
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if not connected
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log 'ERROR: Cannot execute query because connection failed!'
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else
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data = []
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io.query inputParams, ( finished, msg ) ->
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if msg.type is "MESSAGE"
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data = data.concat msg.data.results
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if finished
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log 'Successfully queried data'
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cb data
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exports.weekData = ( idCity ) ->
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params =
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input: "webpage/url": getCityUrl idCity
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connectorGuids: [ "2a1d789a-4d24-4942-bdca-ffa0e9f99c85" ]
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queryService params, ( data ) ->
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pushEvent data
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# [
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# {
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# wind: '9 mph',
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# day_identifier: 'Today',
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# day_name: 'Mon',
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# temp_max: '61 °F',
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# temp_min: '50 °F',
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# sunlight: '0 h',
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# rain: '0-2mm'
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# },
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# [...]
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# ]
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exports.currentData = ( idCity ) ->
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params =
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input: "webpage/url": getCityUrl idCity
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connectorGuids: [ "06394265-b4e1-4b48-be82-a9f2acb9040f" ]
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queryService params, ( data ) ->
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pushEvent data
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# [
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# {
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# current_time_wind_desc: '01:00 | Overcast',
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# current_temp: '53°F',
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# coordinates: '47.56°N 7.59°E 260m asl',
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# city: 'Basel-Stadt'
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# }
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# ]
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# Helper function to detect and convert temperatures
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convertTemperature = ( text ) ->
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arrStr = text.split '°'
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if arrStr > 1
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val = parseFloat arrStr[ 0 ]
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if arrStr[ 1 ] is 'F'
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fahrenheit = val
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celsius = ( fahrenheit - 32 ) * 5 / 9
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else if arrStr[ 1 ] is 'C'
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celsius = val
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fahrenheit = ( celsius * 9 / 5 ) + 32
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else
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log "Unexpected temperature in #{ text }"
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celsius: celsius
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fahrenheit: fahrenheit
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kelvin: celsius - 273.15
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# idCity, the city identifier corresponding to the arrPages array
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exports.temperature = ( idCity ) ->
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params =
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input: "webpage/url": getCityUrl idCity
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connectorGuids: [ "06394265-b4e1-4b48-be82-a9f2acb9040f" ]
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queryService params, ( data ) ->
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pushEvent convertTemperature data[ 0 ].current_temp
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# tempUnit: C, F or K for celsius, fahrenheit and kelvin
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# the threshold above which we alert
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# idCity, the city identifier corresponding to the arrPages array
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exports.tempOverThreshold = ( tempUnit, tempThreshold, idCity ) ->
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params =
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input: "webpage/url": getCityUrl idCity
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connectorGuids: [ "06394265-b4e1-4b48-be82-a9f2acb9040f" ]
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queryService params, ( data ) ->
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oTemp = convertTemperature data[ 0 ].current_temp
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switch tempUnit
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when "K" then val = oTemp.kelvin
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when "F" then val = oTemp.fahrenheit
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else val = oTemp.celsius
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if val > parseFloat tempThreshold
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pushEvent oTemp |