List printers managed by extensions in print preview

chrome/browser/resources/print_preview/data/destination.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.exportPath('print_preview');
 
 /**
  * The CDD (Cloud Device Description) describes the capabilities of a print
  * destination.
  *
@@ skipping 36 matching lines @@
    * @param {string} displayName Display name of the destination.
    * @param {boolean} isRecent Whether the destination has been used recently.
    * @param {!print_preview.Destination.ConnectionStatus} connectionStatus
    *     Connection status of the print destination.
    * @param {{tags: (Array.<string>|undefined),
    *          isOwned: (boolean|undefined),
    *          account: (string|undefined),
    *          lastAccessTime: (number|undefined),
    *          isTosAccepted: (boolean|undefined),
    *          cloudID: (string|undefined),
+   *          extensionId: (string|undefined),
    *          description: (string|undefined)}=} opt_params Optional parameters
    *     for the destination.
    * @constructor
    */
   function Destination(id, type, origin, displayName, isRecent,
                        connectionStatus, opt_params) {
     /**
      * ID of the destination.
      * @private {string}
      */
@@ skipping 79 matching lines @@
      * {@code null} if terms-of-service does not apply to the print destination.
      * @private {?boolean}
      */
     this.isTosAccepted_ = !!(opt_params && opt_params.isTosAccepted);
 
     /**
      * Cloud ID for Privet printers.
      * @private {string}
      */
     this.cloudID_ = (opt_params && opt_params.cloudID) || '';
+
+    /**
+     * Extension ID for extension managed printers.
+     * @private {string}
+     */
+    this.extensionId_ = (opt_params && opt_params.extensionId) || '';
   };
 
   /**
    * Prefix of the location destination tag.
    * @type {!Array.<string>}
    * @const
    */
   Destination.LOCATION_TAG_PREFIXES = [
     '__cp__location=',
     '__cp__printer-location='
@@ skipping 22 matching lines @@
 
   /**
    * Enumeration of the origin types for cloud destinations.
    * @enum {string}
    */
   Destination.Origin = {
     LOCAL: 'local',
     COOKIES: 'cookies',
     PROFILE: 'profile',
     DEVICE: 'device',
-    PRIVET: 'privet'
+    PRIVET: 'privet',
+    EXTENSION: 'extension'
   };
 
   /**
    * Enumeration of the connection statuses of printer destinations.
    * @enum {string}
    */
   Destination.ConnectionStatus = {
     DORMANT: 'DORMANT',
     OFFLINE: 'OFFLINE',
     ONLINE: 'ONLINE',
@@ skipping 64 matching lines @@
     /**
      * @return {string} Account this destination is registered for, if known.
      */
     get account() {
       return this.account_;
     },
 
     /** @return {boolean} Whether the destination is local or cloud-based. */
     get isLocal() {
       return this.origin_ == Destination.Origin.LOCAL ||
+             this.origin_ == Destination.Origin.EXTENSION ||
              (this.origin_ == Destination.Origin.PRIVET &&
               this.connectionStatus_ !=
               Destination.ConnectionStatus.UNREGISTERED);
     },
 
     /** @return {boolean} Whether the destination is a Privet local printer */
     get isPrivet() {
       return this.origin_ == Destination.Origin.PRIVET;
     },
 
     /**
+     * @return {boolean} Whether the destination is an extension managed
+     *     printer.
+     */
+    get isExtension() {
+      return this.origin_ == Destination.Origin.EXTENSION;
+    },
+
+    /**
      * @return {string} The location of the destination, or an empty string if
      *     the location is unknown.
      */
     get location() {
       if (this.location_ == null) {
         this.location_ = '';
         this.tags_.some(function(tag) {
           return Destination.LOCATION_TAG_PREFIXES.some(function(prefix) {
             if (tag.indexOf(prefix) == 0) {
               this.location_ = tag.substring(prefix.length) || '';
@@ skipping 28 matching lines @@
     /** @return {!Array.<string>} Tags associated with the destination. */
     get tags() {
       return this.tags_.slice(0);
     },
 
     /** @return {string} Cloud ID associated with the destination */
     get cloudID() {
       return this.cloudID_;
     },
 
+    /**
+     * @return {string} Extension ID associated with the destination. Set only
+     *     for extension managed printers.

[Aleksey Shlyapnikov, 2015/02/04 18:50:27]

Nit: It is always set, it's just set to '' for non-extension printers.

[tbarzic, 2015/02/04 19:27:41]

Done.

+     */
+    get extensionId() {
+      return this.extensionId_;
+    },
+
     /** @return {?print_preview.Cdd} Print capabilities of the destination. */
     get capabilities() {
       return this.capabilities_;
     },
 
     /**
      * @param {!print_preview.Cdd} capabilities Print capabilities of the
      *     destination.
      */
     set capabilities(capabilities) {
@@ skipping 51 matching lines @@
     },
 
     /** @return {string} Relative URL of the destination's icon. */
     get iconUrl() {
       if (this.id_ == Destination.GooglePromotedId.DOCS) {
         return Destination.IconUrl_.DOCS;
       } else if (this.id_ == Destination.GooglePromotedId.FEDEX) {
         return Destination.IconUrl_.FEDEX;
       } else if (this.id_ == Destination.GooglePromotedId.SAVE_AS_PDF) {
         return Destination.IconUrl_.PDF;
+      } else if (this.isExtension) {
+        // TODO(tbarzic): Update the way extension printers are displayed in the
+        // destination list when the desired UX is defined.
+        return 'chrome://extension-icon/' + this.extensionId + '/48/1';
       } else if (this.isLocal) {
         return Destination.IconUrl_.LOCAL;
       } else if (this.type_ == Destination.Type.MOBILE && this.isOwned_) {
         return Destination.IconUrl_.MOBILE;
       } else if (this.type_ == Destination.Type.MOBILE) {
         return Destination.IconUrl_.MOBILE_SHARED;
       } else if (this.isOwned_) {
         return Destination.IconUrl_.CLOUD;
       } else {
         return Destination.IconUrl_.CLOUD_SHARED;
@@ skipping 38 matching lines @@
             return property.match(query);
           });
     }
   };
 
   // Export
   return {
     Destination: Destination,
   };
 });