1 // Copyright 2014 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 "extensions/browser/guest_view/web_view/javascript_dialog_helper.h" 6 7 #include "base/strings/utf_string_conversions.h" 8 #include "base/values.h" 9 #include "extensions/browser/guest_view/web_view/web_view_constants.h" 10 #include "extensions/browser/guest_view/web_view/web_view_guest.h" 11 #include "extensions/browser/guest_view/web_view/web_view_permission_helper.h" 12 #include "extensions/browser/guest_view/web_view/web_view_permission_types.h" 13 #include "extensions/common/guest_view/guest_view_constants.h" 14 15 namespace extensions { 16 17 namespace { 18 19 std::string JavaScriptMessageTypeToString( 20 content::JavaScriptMessageType message_type) { 21 switch (message_type) { 22 case content::JAVASCRIPT_MESSAGE_TYPE_ALERT: 23 return "alert"; 24 case content::JAVASCRIPT_MESSAGE_TYPE_CONFIRM: 25 return "confirm"; 26 case content::JAVASCRIPT_MESSAGE_TYPE_PROMPT: 27 return "prompt"; 28 default: 29 NOTREACHED() << "Unknown JavaScript Message Type."; 30 return "unknown"; 31 } 32 } 33 34 } // namespace 35 36 JavaScriptDialogHelper::JavaScriptDialogHelper(WebViewGuest* guest) 37 : web_view_guest_(guest) { 38 } 39 40 JavaScriptDialogHelper::~JavaScriptDialogHelper() { 41 } 42 43 void JavaScriptDialogHelper::RunJavaScriptDialog( 44 content::WebContents* web_contents, 45 const GURL& origin_url, 46 const std::string& accept_lang, 47 content::JavaScriptMessageType javascript_message_type, 48 const base::string16& message_text, 49 const base::string16& default_prompt_text, 50 const DialogClosedCallback& callback, 51 bool* did_suppress_message) { 52 base::DictionaryValue request_info; 53 request_info.Set( 54 webview::kDefaultPromptText, 55 new base::StringValue(base::UTF16ToUTF8(default_prompt_text))); 56 request_info.Set(webview::kMessageText, 57 new base::StringValue(base::UTF16ToUTF8(message_text))); 58 request_info.Set(webview::kMessageType, 59 new base::StringValue( 60 JavaScriptMessageTypeToString(javascript_message_type))); 61 request_info.Set(guestview::kUrl, new base::StringValue(origin_url.spec())); 62 WebViewPermissionHelper* web_view_permission_helper = 63 WebViewPermissionHelper::FromWebContents(web_contents); 64 web_view_permission_helper->RequestPermission( 65 WEB_VIEW_PERMISSION_TYPE_JAVASCRIPT_DIALOG, 66 request_info, 67 base::Bind(&JavaScriptDialogHelper::OnPermissionResponse, 68 base::Unretained(this), 69 callback), 70 false /* allowed_by_default */); 71 } 72 73 void JavaScriptDialogHelper::RunBeforeUnloadDialog( 74 content::WebContents* web_contents, 75 const base::string16& message_text, 76 bool is_reload, 77 const DialogClosedCallback& callback) { 78 // This is called if the guest has a beforeunload event handler. 79 // This callback allows navigation to proceed. 80 callback.Run(true, base::string16()); 81 } 82 83 bool JavaScriptDialogHelper::HandleJavaScriptDialog( 84 content::WebContents* web_contents, 85 bool accept, 86 const base::string16* prompt_override) { 87 return false; 88 } 89 90 void JavaScriptDialogHelper::CancelActiveAndPendingDialogs( 91 content::WebContents* web_contents) { 92 } 93 94 void JavaScriptDialogHelper::WebContentsDestroyed( 95 content::WebContents* web_contents) { 96 } 97 98 void JavaScriptDialogHelper::OnPermissionResponse( 99 const DialogClosedCallback& callback, 100 bool allow, 101 const std::string& user_input) { 102 callback.Run(allow && web_view_guest_->attached(), 103 base::UTF8ToUTF16(user_input)); 104 } 105 106 } // namespace extensions 107
