Read contact sensor state when processing an acceleration event

contact-sensor-acceleration.groovy

/**
 *  Vibration Active When Closed
 *
 *  Author: dan@smartthings.com
 *  Date: 2013-04-02
 */

preferences {
	section( "When there is vibration on this sensor..." ) {
		input "sensor1", "capability.accelerationSensor"
	}

	section( "And the state is..." ) {
		input "contactState", "enum",
        	title:"Which State?",
		multiple: false,
		metadata: [ values: [ "open", "closed" ] ] 
	}   
}

def installed() {
	subscribe( sensor1, "acceleration", accelerationHandler )
}

def updated() {
	unsubscribe()
    	subscribe( sensor1, "acceleration", accelerationHandler )
}

def accelerationHandler( evt ) {
	if ( evt.value == "active" ) {
		log.debug( "Acceleration Active" );
		def latestContactValue = sensor1.latestValue( "contact" )
		log.debug( "Latest Contact Value: " + latestContactValue )
        
        	if ( latestContactValue == contactState ) {
			log.debug( "There was vibration on ${sensor1.name} when it was ${contactState}" )
		}
	} else if ( evt.value == "inactive" ) {
		log.debug( "Acceleration Inactive" )
	}
}