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- // Copyright 2019 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.
- syntax = "proto2";
- option optimize_for = LITE_RUNTIME;
- option java_package = "org.chromium.components.metrics";
- package metrics;
- // Provides information about the launch of an item (such as an app or a file)
- // from the ChromeOS launcher. One event is recorded for every launch
- // originating from any launcher UI component, and this is the only circumstance
- // that records events. All fields prefixed with "hashed_" are hashed-and-
- // peppered values: the value is concatenated with a user-specific secret value,
- // and then hashed. For privacy reasons this process is designed to be one-way,
- // so that the server cannot easily recover the original values.
- //
- // Next tag: 10
- message ChromeOSAppListLaunchEventProto {
- // A per-user, per-client ID that is used only for app list launch event
- // logging.
- optional fixed64 recurrence_ranker_user_id = 1;
- // Enumerates the different UI components of the launcher that a user can
- // perform a launch from.
- enum LaunchType {
- // No launch type specified. This is invalid and will cause the event to be
- // dropped.
- LAUNCH_TYPE_UNSPECIFIED = 0;
- // Launches from the zero-state suggested apps chips or app search result
- // tiles.
- APP_TILES = 1;
- // Launches from the non-apps search result list.
- RESULTS_LIST = 2;
- }
- optional LaunchType launch_type = 2;
- // Hour of the day from 0 to 23 inclusive. This is the user's local time
- // rounded to the nearest hour.
- optional int32 hour = 3;
- // String length of the search query associated with this launch. If there was
- // no query, this is zero.
- optional int32 search_query_length = 4;
- // Below here, all fields are hashed data.
- // The hashed target item of the launch, eg. an app ID, filepath, or omnibox
- // suggestion.
- optional fixed64 hashed_target = 5;
- // The hashed search query associated with the launch. Before hashing, the
- // query is the empty string if there is no search query for this launch.
- optional fixed64 hashed_query = 6;
- // Hashed of the most-recently-visited domain when this launch occurred.
- optional fixed64 hashed_domain = 7;
- // Hash of the app ID of the most-recently-opened app when this launch
- // occurred. This can be an app ID of a Chrome app, Arc++ app, or PWA.
- optional fixed64 hashed_app = 8;
- // Which search provider produced the launched item.
- enum SearchProviderType {
- // No result type specified.
- PROVIDER_UNSPECIFIED = 0;
- // Recent queries from the Omnibox provider.
- OMNIBOX = 1;
- // Zero-state files provider.
- ZERO_STATE_FILE = 2;
- // Drive QuickAccess provider.
- DRIVE_QUICK_ACCESS = 3;
- }
- optional SearchProviderType search_provider_type = 9;
- }
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