Welcome Home Rest Call, SmartApp that makes a web service call when a contact sensor opens.

smartapp-welcome-home-rest-call.groovy

/**
 *  Welcome Home
 *  
 *  Make a web service call when your front door opens,
 *
 *  Author: SmartThings
 */
preferences {
    section("When the door opens/closes...") {
        input "contact1", "capability.contactSensor", title: "Where?"
    }
}

def installed() {
    subscribe(contact1, "contact", contactOpenHandler)
}

def updated() {
    unsubscribe()
    subscribe(contact1, "contact", contactOpenHandler)
}

def contactOpenHandler(evt) {
    httpPost(uri: "http://localhost:8088/webdemos/smarttest/event", body: [id: evt.deviceId, name: evt.name, value: evt.value]) {response ->
        log.debug response.data
    }
}