Initial commit

smartapps/imbrianj/door-knocker.src/door-knocker.groovy

@@ -0,0 +1,88 @@
+/**
+ *  Door Knocker
+ *
+ *  Author: brian@bevey.org
+ *  Date: 9/10/13
+ *
+ *  Let me know when someone knocks on the door, but ignore
+ *  when someone is opening the door.
+ */
+
+definition(
+    name: "Door Knocker",
+    namespace: "imbrianj",
+    author: "brian@bevey.org",
+    description: "Alert if door is knocked, but not opened.",
+    category: "Convenience",
+    iconUrl: "https://s3.amazonaws.com/smartapp-icons/Convenience/Cat-Convenience.png",
+    iconX2Url: "https://s3.amazonaws.com/smartapp-icons/Convenience/Cat-Convenience%402x.png"
+)
+
+preferences {
+  section("When Someone Knocks?") {
+    input name: "knockSensor", type: "capability.accelerationSensor", title: "Where?"
+  }
+
+  section("But not when they open this door?") {
+    input name: "openSensor", type: "capability.contactSensor", title: "Where?"
+  }
+
+  section("Knock Delay (defaults to 5s)?") {
+    input name: "knockDelay", type: "number", title: "How Long?", required: false
+  }
+
+  section("Notifications") {
+    input "sendPushMessage", "enum", title: "Send a push notification?", metadata: [values: ["Yes", "No"]], required: false
+    input "phone", "phone", title: "Send a Text Message?", required: false
+  }
+}
+
+def installed() {
+  init()
+}
+
+def updated() {
+  unsubscribe()
+  init()
+}
+
+def init() {
+  state.lastClosed = 0
+  subscribe(knockSensor, "acceleration.active", handleEvent)
+  subscribe(openSensor, "contact.closed", doorClosed)
+}
+
+def doorClosed(evt) {
+  state.lastClosed = now()
+}
+
+def doorKnock() {
+  if((openSensor.latestValue("contact") == "closed") &&
+     (now() - (60 * 1000) > state.lastClosed)) {
+    log.debug("${knockSensor.label ?: knockSensor.name} detected a knock.")
+    send("${knockSensor.label ?: knockSensor.name} detected a knock.")
+  }
+
+  else {
+    log.debug("${knockSensor.label ?: knockSensor.name} knocked, but looks like it was just someone opening the door.")
+  }
+}
+
+def handleEvent(evt) {
+  def delay = knockDelay ?: 5
+  runIn(delay, "doorKnock")
+}
+
+private send(msg) {
+  if(sendPushMessage != "No") {
+    log.debug("Sending push message")
+    sendPush(msg)
+  }
+
+  if(phone) {
+    log.debug("Sending text message")
+    sendSms(phone, msg)
+  }
+
+  log.debug(msg)
+}