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      1 // Copyright (c) 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/external_protocol_dialog_delegate.h"
      6 
      7 #include <string>
      8 
      9 #include "base/strings/utf_string_conversions.h"
     10 #include "base/threading/thread.h"
     11 #include "base/threading/thread_restrictions.h"
     12 #include "chrome/browser/external_protocol/external_protocol_handler.h"
     13 #include "grit/chromium_strings.h"
     14 #include "grit/generated_resources.h"
     15 #include "ui/base/l10n/l10n_util.h"
     16 #include "ui/base/text/text_elider.h"
     17 
     18 ExternalProtocolDialogDelegate::ExternalProtocolDialogDelegate(const GURL& url)
     19     : ProtocolDialogDelegate(url) {
     20 }
     21 
     22 ExternalProtocolDialogDelegate::~ExternalProtocolDialogDelegate() {
     23 }
     24 
     25 string16 ExternalProtocolDialogDelegate::GetMessageText() const {
     26   const int kMaxUrlWithoutSchemeSize = 256;
     27   const int kMaxCommandSize = 256;
     28   // TODO(calamity): Look up the command in ExternalProtocolHandler and pass it
     29   // into the constructor. Will require simultaneous change of
     30   // ExternalProtocolHandler::RunExternalProtocolDialog across all platforms.
     31   string16 command =
     32     UTF8ToUTF16(ShellIntegration::GetApplicationForProtocol(url()));
     33   string16 elided_url_without_scheme;
     34   string16 elided_command;
     35   ui::ElideString(ASCIIToUTF16(url().possibly_invalid_spec()),
     36                   kMaxUrlWithoutSchemeSize, &elided_url_without_scheme);
     37   ui::ElideString(command, kMaxCommandSize, &elided_command);
     38 
     39   string16 message_text = l10n_util::GetStringFUTF16(
     40       IDS_EXTERNAL_PROTOCOL_INFORMATION,
     41       ASCIIToUTF16(url().scheme() + ":"),
     42       elided_url_without_scheme) + ASCIIToUTF16("\n\n");
     43 
     44   message_text += l10n_util::GetStringFUTF16(
     45       IDS_EXTERNAL_PROTOCOL_APPLICATION_TO_LAUNCH,
     46       elided_command) + ASCIIToUTF16("\n\n");
     47 
     48   message_text += l10n_util::GetStringUTF16(IDS_EXTERNAL_PROTOCOL_WARNING);
     49   return message_text;
     50 }
     51 
     52 string16 ExternalProtocolDialogDelegate::GetCheckboxText() const {
     53   return l10n_util::GetStringUTF16(IDS_EXTERNAL_PROTOCOL_CHECKBOX_TEXT);
     54 }
     55 
     56 string16 ExternalProtocolDialogDelegate::GetTitleText() const {
     57   return l10n_util::GetStringUTF16(IDS_EXTERNAL_PROTOCOL_TITLE);
     58 }
     59 
     60 void ExternalProtocolDialogDelegate::DoAccept(
     61     const GURL& url,
     62     bool dont_block) const {
     63   if (dont_block) {
     64       ExternalProtocolHandler::SetBlockState(
     65           url.scheme(), ExternalProtocolHandler::DONT_BLOCK);
     66   }
     67 
     68   ExternalProtocolHandler::LaunchUrlWithoutSecurityCheck(url);
     69 }
     70 
     71 void ExternalProtocolDialogDelegate::DoCancel(
     72     const GURL& url,
     73     bool dont_block) const {
     74   if (dont_block) {
     75       ExternalProtocolHandler::SetBlockState(
     76           url.scheme(), ExternalProtocolHandler::BLOCK);
     77   }
     78 }
     79