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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/gfx/text_elider.h"
17 
ExternalProtocolDialogDelegate(const GURL & url,int render_process_host_id,int tab_contents_id)18 ExternalProtocolDialogDelegate::ExternalProtocolDialogDelegate(
19     const GURL& url,
20     int render_process_host_id,
21     int tab_contents_id)
22     : ProtocolDialogDelegate(url),
23       render_process_host_id_(render_process_host_id),
24       tab_contents_id_(tab_contents_id) {
25 }
26 
~ExternalProtocolDialogDelegate()27 ExternalProtocolDialogDelegate::~ExternalProtocolDialogDelegate() {
28 }
29 
GetMessageText() const30 base::string16 ExternalProtocolDialogDelegate::GetMessageText() const {
31   const int kMaxUrlWithoutSchemeSize = 256;
32   const int kMaxCommandSize = 256;
33   // TODO(calamity): Look up the command in ExternalProtocolHandler and pass it
34   // into the constructor. Will require simultaneous change of
35   // ExternalProtocolHandler::RunExternalProtocolDialog across all platforms.
36   base::string16 command =
37     UTF8ToUTF16(ShellIntegration::GetApplicationForProtocol(url()));
38   base::string16 elided_url_without_scheme;
39   base::string16 elided_command;
40   gfx::ElideString(ASCIIToUTF16(url().possibly_invalid_spec()),
41                   kMaxUrlWithoutSchemeSize, &elided_url_without_scheme);
42   gfx::ElideString(command, kMaxCommandSize, &elided_command);
43 
44   base::string16 message_text = l10n_util::GetStringFUTF16(
45       IDS_EXTERNAL_PROTOCOL_INFORMATION,
46       ASCIIToUTF16(url().scheme() + ":"),
47       elided_url_without_scheme) + ASCIIToUTF16("\n\n");
48 
49   message_text += l10n_util::GetStringFUTF16(
50       IDS_EXTERNAL_PROTOCOL_APPLICATION_TO_LAUNCH,
51       elided_command) + ASCIIToUTF16("\n\n");
52 
53   message_text += l10n_util::GetStringUTF16(IDS_EXTERNAL_PROTOCOL_WARNING);
54   return message_text;
55 }
56 
GetCheckboxText() const57 base::string16 ExternalProtocolDialogDelegate::GetCheckboxText() const {
58   return l10n_util::GetStringUTF16(IDS_EXTERNAL_PROTOCOL_CHECKBOX_TEXT);
59 }
60 
GetTitleText() const61 base::string16 ExternalProtocolDialogDelegate::GetTitleText() const {
62   return l10n_util::GetStringUTF16(IDS_EXTERNAL_PROTOCOL_TITLE);
63 }
64 
DoAccept(const GURL & url,bool dont_block) const65 void ExternalProtocolDialogDelegate::DoAccept(
66     const GURL& url,
67     bool dont_block) const {
68   if (dont_block) {
69       ExternalProtocolHandler::SetBlockState(
70           url.scheme(), ExternalProtocolHandler::DONT_BLOCK);
71   }
72 
73   ExternalProtocolHandler::LaunchUrlWithoutSecurityCheck(
74       url, render_process_host_id_, tab_contents_id_);
75 }
76 
DoCancel(const GURL & url,bool dont_block) const77 void ExternalProtocolDialogDelegate::DoCancel(
78     const GURL& url,
79     bool dont_block) const {
80   if (dont_block) {
81       ExternalProtocolHandler::SetBlockState(
82           url.scheme(), ExternalProtocolHandler::BLOCK);
83   }
84 }
85