app_search_provider.cc revision f8ee788a64d60abd8f2d742a5fdedde054ecd910 
1// Copyright 2013 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "chrome/browser/ui/app_list/search/app_search_provider.h"
6
7#include <string>
8
9#include "base/strings/utf_string_conversions.h"
10#include "chrome/browser/extensions/extension_service.h"
11#include "chrome/browser/extensions/extension_ui_util.h"
12#include "chrome/browser/extensions/extension_util.h"
13#include "chrome/browser/profiles/profile.h"
14#include "chrome/browser/ui/app_list/search/app_result.h"
15#include "chrome/browser/ui/app_list/search/tokenized_string.h"
16#include "chrome/browser/ui/app_list/search/tokenized_string_match.h"
17#include "extensions/browser/extension_registry.h"
18#include "extensions/browser/extension_system.h"
19#include "extensions/common/extension.h"
20#include "extensions/common/extension_set.h"
21
22using extensions::ExtensionRegistry;
23
24namespace app_list {
25
26class AppSearchProvider::App {
27 public:
28  explicit App(const extensions::Extension* extension)
29      : app_id_(extension->id()),
30        indexed_name_(base::UTF8ToUTF16(extension->name())) {
31  }
32  ~App() {}
33
34  const std::string& app_id() const { return app_id_; }
35  const TokenizedString& indexed_name() const { return indexed_name_; }
36
37 private:
38  const std::string app_id_;
39  TokenizedString indexed_name_;
40
41  DISALLOW_COPY_AND_ASSIGN(App);
42};
43
44AppSearchProvider::AppSearchProvider(Profile* profile,
45                                     AppListControllerDelegate* list_controller)
46    : profile_(profile),
47      list_controller_(list_controller),
48      extension_registry_observer_(this) {
49  extension_registry_observer_.Add(ExtensionRegistry::Get(profile_));
50  RefreshApps();
51}
52
53AppSearchProvider::~AppSearchProvider() {}
54
55void AppSearchProvider::Start(const base::string16& query) {
56  const TokenizedString query_terms(query);
57
58  ClearResults();
59
60  TokenizedStringMatch match;
61  for (Apps::const_iterator app_it = apps_.begin();
62       app_it != apps_.end();
63       ++app_it) {
64    if (!match.Calculate(query_terms, (*app_it)->indexed_name()))
65      continue;
66
67    scoped_ptr<AppResult> result(
68        new AppResult(profile_, (*app_it)->app_id(), list_controller_));
69    result->UpdateFromMatch((*app_it)->indexed_name(), match);
70    Add(result.PassAs<SearchResult>());
71  }
72}
73
74void AppSearchProvider::Stop() {}
75
76void AppSearchProvider::AddApps(const extensions::ExtensionSet& extensions) {
77  for (extensions::ExtensionSet::const_iterator iter = extensions.begin();
78       iter != extensions.end(); ++iter) {
79    const extensions::Extension* app = iter->get();
80
81    if (!extensions::ui_util::ShouldDisplayInAppLauncher(app, profile_))
82      continue;
83
84    if (profile_->IsOffTheRecord() &&
85        !extensions::util::CanLoadInIncognito(app, profile_))
86      continue;
87    apps_.push_back(new App(app));
88  }
89}
90
91void AppSearchProvider::RefreshApps() {
92  apps_.clear();
93  ExtensionRegistry* registry = ExtensionRegistry::Get(profile_);
94  AddApps(registry->enabled_extensions());
95  AddApps(registry->disabled_extensions());
96  AddApps(registry->terminated_extensions());
97}
98
99void AppSearchProvider::OnExtensionLoaded(
100    content::BrowserContext* browser_context,
101    const extensions::Extension* extension) {
102  RefreshApps();
103}
104
105void AppSearchProvider::OnExtensionUninstalled(
106    content::BrowserContext* browser_context,
107    const extensions::Extension* extension) {
108  RefreshApps();
109}
110
111}  // namespace app_list
112