Smarthings Presence Pushover Alert

smartthings-presence-pushover-alert.js

/**
 *  Who's coming or going?
 *
 *  Author: chasewittdesign@gmail.com
 *  Date: 2013-07-31
 */
preferences {
  section("When a presence sensor arrives or departs this location..") {
		input "presence", "capability.presenceSensor", title: "Which sensor?"
	}

    
	section("Send Pushover alert (optional)"){
        input "apiKey", "text", title: "Pushover API Key", required: false
        input "userKey", "text", title: "Pushover User Key", required: false
        input "deviceName", "text", title: "Pushover Device Name", required: false
        input "arriveText", "text", title: "Arriving Text", required: true
        input "leaveText", "text", title: "Leaving Text", required: true
        input "priority", "enum", title: "Pushover Priority", required: false,
        metadata :[
           values: [ 'Low', 'Normal', 'High', 'Emergency']
        ]
        input "sound", "enum", title: "Pushover Sound", required: false,
		metadata:[
        	values:[ 'pushover', 'bike', 'bugle', 'cashregister', 'classical', 'cosmic', 'falling', 'gamelan', 'incoming', 'intermission', 'magic', 
            'mechanical', 'pianobar', 'siren', 'spacealarm', 'tugboat', 'alien', 'climb', 'persistent', 'echo', 'updown', 'none' ]
        ]
	}
}


def installed() {
	subscribe(presence, "presence", presenceHandler)
}

def updated() {
	unsubscribe()
	subscribe(presence, "presence", presenceHandler)
}

def presenceHandler(evt) {
	if (evt.value == "present") {
		log.debug "${presence.label ?: presence.name} has arrived at the ${location}"
    	pushHandler('arrive')
	} else if (evt.value == "not present") {
		log.debug "${presence.label ?: presence.name} has left the ${location}"
		pushHandler('leave')
	}
}

def pushHandler(state){
	
    def myMessage = ''
    
    if(state == 'arrive'){
    	myMessage = "$arriveText"
    }else if(state == 'leave'){
    	myMessage = "$leaveText"
    }
    
    log.debug myMessage
    log.debug state
    
    if(apiKey && userKey)
    {
      log.debug "Sending Pushover with API Key [$apiKey] and User Key [$userKey]"
      
      def postBody = []
      def pushPriority = 0
      
      // Set Priority for Pushover Notification
      if(priority == "Low")
      {
        pushPriority = -1
      }
      else if(priority == "Normal")
      {
        pushPriority = 0
      }
      else if(priority == "High")
      {
        pushPriority = 1
      }
      else if(priority == "Emergency")
      {
        pushPriority = 2
      }
      
      if(deviceName)
      {
        log.debug "Sending Pushover to Device: $deviceName"
        
        if(pushPriority == 2)
        {
          postBody = [token: "$apiKey", user: "$userKey", device: "$deviceName", message: myMessage, priority: "$pushPriority", sound: "$sound", retry: "60", expire: "3600"]
        }
        else
        {
          postBody = [token: "$apiKey", user: "$userKey", device: "$deviceName", message: myMessage, priority: "$pushPriority", sound: "$sound"]
        }
        
        log.debug postBody
      }
      else
      {
        log.debug "Sending Pushover to All Devices"
        
        if(pushPriority == 2)
        {
          postBody = [token: "$apiKey", user: "$userKey", message: myMessage, priority: "$pushPriority", sound: "$sound", retry: "60", expire: "3600"]
        }
        else
        {
          postBody = [token: "$apiKey", user: "$userKey", message: myMessage, priority: "$pushPriority", sound: "$sound"]
        }
        
        log.debug postBody
      }
      
      def params = [
      		uri: 'https://api.pushover.net/1/messages.json',
            body: postBody
            ]
      
      httpPost(params){ response ->
          log.debug "Response Received: Status [$response.status]"
          
          if(response.status != 200)
          {
            sendPush("Received HTTP Error Response. Check Install Parameters.")
          }
      }
    
    }//End if API    

}