Add Print Preview UI to accept and reject printer sharing invitations.

chrome/browser/resources/print_preview/data/destination_store.js

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 cr.define('print_preview', function() {
   'use strict';
 
   /**
    * A data store that stores destinations and dispatches events when the data
    * store changes.
@@ skipping 346 matching lines @@
           cloudprint.CloudPrintInterface.EventType.SEARCH_FAILED,
           this.onCloudPrintSearchDone_.bind(this));
       this.tracker_.add(
           this.cloudPrintInterface_,
           cloudprint.CloudPrintInterface.EventType.PRINTER_DONE,
           this.onCloudPrintPrinterDone_.bind(this));
       this.tracker_.add(
           this.cloudPrintInterface_,
           cloudprint.CloudPrintInterface.EventType.PRINTER_FAILED,
           this.onCloudPrintPrinterFailed_.bind(this));
+      this.tracker_.add(
+          this.cloudPrintInterface_,
+          cloudprint.CloudPrintInterface.EventType.PROCESS_INVITE_DONE,
+          this.onCloudPrintProcessInviteDone_.bind(this));
     },
 
     /**
      * @return {boolean} Whether only default cloud destinations have been
      *     loaded.
      */
     hasOnlyDefaultCloudDestinations: function() {
       // TODO: Move the logic to print_preview.
       return this.destinations_.every(function(dest) {
         return dest.isLocal ||
@@ skipping 127 matching lines @@
       var origins = this.loadedCloudOrigins_[this.userInfo_.activeUser] || [];
       if (origins.indexOf(print_preview.Destination.Origin.COOKIES) >= 0) {
         cr.dispatchSimpleEvent(
             this, DestinationStore.EventType.DESTINATION_SEARCH_DONE);
       } else {
         this.startLoadCloudDestinations(
             print_preview.Destination.Origin.COOKIES);
       }
     },
 
+    /** Initiates loading of all known destination types. */
+    startLoadAllDestinations: function() {
+      this.startLoadCloudDestinations();
+      this.startLoadLocalDestinations();
+      this.startLoadPrivetDestinations();
+    },
+
     /**
      * Wait for a privet device to be registered.
      */
     waitForRegister: function(id) {
       this.nativeLayer_.startGetPrivetDestinations();
       this.waitForRegisterDestination_ = id;
     },
 
     /**
      * Inserts {@code destination} to the data store and dispatches a
@@ skipping 305 matching lines @@
       if (this.isInAutoSelectMode_ &&
           this.sameAsPersistedDestination_(event.destinationId,
                                            event.destinationOrigin)) {
         console.error(
             'Failed to fetch last used printer caps: ' + event.destinationId);
         this.selectDefaultDestination_();
       }
     },
 
     /**
+     * Called when printer sharing invitation was processed successfully.
+     * @param {Event} event Contains detailed information about the invite and
+     *     newly accepted destination (if known).
+     * @private
+     */
+    onCloudPrintProcessInviteDone_: function(event) {
+      if (event.accept && event.printer) {
+        // Hint the destination list to promote this new destination.
+        event.printer.isRecent = true;

[Vitaly Buka (NO REVIEWS), 2014/09/22 01:25:15]

Please add metricts somewhere to count accepts and rejects.
Use separate CL

+        this.insertDestination_(event.printer);
+      }
+    },
+
+    /**
      * Called when a Privet printer is added to the local network.
      * @param {object} event Contains information about the added printer.
      * @private
      */
     onPrivetPrinterAdded_: function(event) {
       if (event.printer.serviceName == this.waitForRegisterDestination_ &&
           !event.printer.isUnregistered) {
         this.waitForRegisterDestination_ = null;
         this.onDestinationsReload_();
       } else {
@@ skipping 19 matching lines @@
 
     /**
      * Called from native layer after the user was requested to sign in, and did
      * so successfully.
      * @private
      */
     onDestinationsReload_: function() {
       this.reset_();
       this.isInAutoSelectMode_ = true;
       this.createLocalPdfPrintDestination_();
-      this.startLoadLocalDestinations();
-      this.startLoadCloudDestinations();
-      this.startLoadPrivetDestinations();
+      this.startLoadAllDestinations();
     },
 
     // TODO(vitalybuka): Remove three next functions replacing Destination.id
     //    and Destination.origin by complex ID.
     /**
      * Returns key to be used with {@code destinationMap_}.
      * @param {!print_preview.Destination.Origin} origin Destination origin.
      * @return {string} id Destination id.
      * @return {string} account User account destination is registered for.
      * @private
@@ skipping 35 matching lines @@
       return id == this.appState_.selectedDestinationId &&
              origin == this.appState_.selectedDestinationOrigin;
     }
   };
 
   // Export
   return {
     DestinationStore: DestinationStore
   };
 });