Support remote installation of extensions and apps.

chrome/browser/extensions/crx_installer.cc

 // 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.
 
 #include "chrome/browser/extensions/crx_installer.h"
 
 #include <map>
 #include <set>
 
 #include "base/bind.h"
@@ skipping 87 matching lines @@
 }
 
 // static
 scoped_refptr<CrxInstaller> CrxInstaller::Create(
     ExtensionService* service,
     scoped_ptr<ExtensionInstallPrompt> client,
     const WebstoreInstaller::Approval* approval) {
   return new CrxInstaller(service->AsWeakPtr(), client.Pass(), approval);
 }
 
-CrxInstaller::CrxInstaller(
-    base::WeakPtr<ExtensionService> service_weak,
-    scoped_ptr<ExtensionInstallPrompt> client,
-    const WebstoreInstaller::Approval* approval)
+CrxInstaller::CrxInstaller(base::WeakPtr<ExtensionService> service_weak,
+                           scoped_ptr<ExtensionInstallPrompt> client,
+                           const WebstoreInstaller::Approval* approval)
     : install_directory_(service_weak->install_directory()),
       install_source_(Manifest::INTERNAL),
       approved_(false),
       expected_manifest_check_level_(
           WebstoreInstaller::MANIFEST_CHECK_LEVEL_STRICT),
       expected_version_strict_checking_(false),
       extensions_enabled_(service_weak->extensions_enabled()),
       delete_source_(false),
       create_app_shortcut_(false),
       service_weak_(service_weak),
       // See header file comment on |client_| for why we use a raw pointer here.
       client_(client.release()),
       apps_require_extension_mime_type_(false),
-      allow_silent_install_(false),
+      allow_silent_install_(GRANT_AFTER_PROMPT),
       install_cause_(extension_misc::INSTALL_CAUSE_UNSET),
       creation_flags_(Extension::NO_FLAGS),
       off_store_install_allow_reason_(OffStoreInstallDisallowed),
       did_handle_successfully_(true),
       error_on_unsupported_requirements_(false),
       has_requirement_errors_(false),
       blacklist_state_(extensions::NOT_BLACKLISTED),
       install_wait_for_idle_(true),
       update_from_settings_page_(false),
       installer_(service_weak->profile()) {
@@ skipping 395 matching lines @@
 void CrxInstaller::OnBlacklistChecked(
     extensions::BlacklistState blacklist_state) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   if (!service_weak_)
     return;
 
   blacklist_state_ = blacklist_state;
 
   if ((blacklist_state_ == extensions::BLACKLISTED_MALWARE ||
        blacklist_state_ == extensions::BLACKLISTED_UNKNOWN) &&
-      !allow_silent_install_) {
+      allow_silent_install_ == GRANT_AFTER_PROMPT) {
     // User tried to install a blacklisted extension. Show an error and
     // refuse to install it.
     ReportFailureFromUIThread(extensions::CrxInstallerError(
         l10n_util::GetStringFUTF16(IDS_EXTENSION_IS_BLACKLISTED,
                                    base::UTF8ToUTF16(extension()->name()))));
     UMA_HISTOGRAM_ENUMERATION("ExtensionBlacklist.BlockCRX",
                               extension()->location(),
                               Manifest::NUM_LOCATIONS);
     return;
   }
@@ skipping 49 matching lines @@
         CrxInstallerError(
             l10n_util::GetStringFUTF16(
                 IDS_EXTENSION_OVERLAPPING_WEB_EXTENT,
                 base::UTF8ToUTF16(overlapping_extension->name()))));
     return;
   }
 
   current_version_ = ExtensionPrefs::Get(service->profile())
                          ->GetVersionString(extension()->id());
 
-  if (client_ &&
-      (!allow_silent_install_ || !approved_) &&
+  if (client_ && (allow_silent_install_ == GRANT_AFTER_PROMPT || !approved_) &&
       !update_from_settings_page_) {
     AddRef();  // Balanced in InstallUIProceed() and InstallUIAbort().
     client_->ConfirmInstall(this, extension(), show_dialog_callback_);
   } else {
     if (!installer_task_runner_->PostTask(
             FROM_HERE,
             base::Bind(&CrxInstaller::CompleteInstall, this)))
       NOTREACHED();
   }
   return;
@@ skipping 165 matching lines @@
     return;
 
   if (!update_from_settings_page_) {
     // If there is a client, tell the client about installation.
     if (client_)
       client_->OnInstallSuccess(extension(), install_icon_.get());
 
     // We update the extension's granted permissions if the user already
     // approved the install (client_ is non NULL), or we are allowed to install
     // this silently.
-    if (client_ || allow_silent_install_) {
+    if (client_ || allow_silent_install_ == GRANT_SILENTLY) {
       PermissionsUpdater perms_updater(profile());
       perms_updater.GrantActivePermissions(extension());
     }
   }
 
   service_weak_->OnExtensionInstalled(extension(),
                                       page_ordinal_,
                                       has_requirement_errors_,
                                       blacklist_state_,
                                       install_wait_for_idle_);
@@ skipping 81 matching lines @@
   if (!prefs->DidExtensionEscalatePermissions(extension()->id()))
     return;
 
   if (client_) {
     AddRef();  // Balanced in InstallUIProceed() and InstallUIAbort().
     client_->ConfirmReEnable(this, extension());
   }
 }
 
 }  // namespace extensions