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 #ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_INSTALLER_H_ 6 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_INSTALLER_H_ 7 8 #include <string> 9 #include <vector> 10 11 #include "base/memory/weak_ptr.h" 12 #include "base/strings/string16.h" 13 #include "chrome/browser/extensions/extension_service.h" 14 #include "chrome/browser/extensions/requirements_checker.h" 15 #include "extensions/common/extension.h" 16 17 class Profile; 18 19 namespace content { 20 class WebContents; 21 } 22 23 namespace extensions { 24 25 26 // Holds common methods and data of extension installers. 27 class ExtensionInstaller { 28 public: 29 typedef base::Callback<void(std::vector<std::string>)> RequirementsCallback; 30 31 explicit ExtensionInstaller(Profile* profile); 32 ~ExtensionInstaller(); 33 34 // Called on the UI thread to start the requirements check on the extension 35 void CheckRequirements(const RequirementsCallback& callback); 36 37 // Checks the management policy if the extension can be installed. 38 base::string16 CheckManagementPolicy(); 39 profile()40 Profile* profile() const { 41 return profile_; 42 } 43 set_extension(const Extension * extension)44 void set_extension(const Extension* extension) { 45 extension_ = extension; 46 } 47 extension()48 scoped_refptr<const Extension> extension() { 49 return extension_; 50 } 51 52 private: 53 scoped_ptr<RequirementsChecker> requirements_checker_; 54 55 // The Profile where the extension is being installed in. 56 Profile* profile_; 57 58 // The extension we're installing. We either pass it off to ExtensionService 59 // on success, or drop the reference on failure. 60 scoped_refptr<const Extension> extension_; 61 62 base::WeakPtrFactory<ExtensionInstaller> weak_ptr_factory_; 63 64 DISALLOW_COPY_AND_ASSIGN(ExtensionInstaller); 65 }; 66 67 } // namespace extensions 68 69 #endif // CHROME_BROWSER_EXTENSIONS_EXTENSION_INSTALLER_H_ 70