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// 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.
#import "chrome/browser/ui/cocoa/external_protocol_dialog.h"
#include "base/message_loop/message_loop.h"
#include "base/metrics/histogram_macros.h"
#include "chrome/browser/external_protocol/external_protocol_handler.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/shell_integration.h"
#include "chrome/browser/tab_contents/tab_util.h"
#include "chrome/grit/chromium_strings.h"
#include "chrome/grit/generated_resources.h"
#include "components/strings/grit/components_strings.h"
#include "ui/base/l10n/l10n_util_mac.h"
#include "ui/gfx/text_elider.h"
///////////////////////////////////////////////////////////////////////////////
// ExternalProtocolHandler
// static
void ExternalProtocolHandler::RunExternalProtocolDialog(
const GURL& url, int render_process_host_id, int routing_id,
ui::PageTransition page_transition, bool has_user_gesture) {
[[ExternalProtocolDialogController alloc] initWithGURL:&url
renderProcessHostId:render_process_host_id
routingId:routing_id];
}
///////////////////////////////////////////////////////////////////////////////
// ExternalProtocolDialogController
@interface ExternalProtocolDialogController(Private)
- (void)alertEnded:(NSAlert *)alert
returnCode:(int)returnCode
contextInfo:(void*)contextInfo;
@end
@implementation ExternalProtocolDialogController
- (id)initWithGURL:(const GURL*)url
renderProcessHostId:(int)renderProcessHostId
routingId:(int)routingId {
DCHECK(base::MessageLoopForUI::IsCurrent());
if (!(self = [super init]))
return nil;
url_ = *url;
render_process_host_id_ = renderProcessHostId;
routing_id_ = routingId;
creation_time_ = base::Time::Now();
base::string16 appName =
shell_integration::GetApplicationNameForProtocol(url_);
if (appName.length() == 0) {
// No registered apps for this protocol; give up and go home.
[self autorelease];
return nil;
}
alert_ = [[NSAlert alloc] init];
[alert_ setMessageText:
l10n_util::GetNSStringFWithFixup(IDS_EXTERNAL_PROTOCOL_TITLE, appName)];
NSButton* allowButton = [alert_
addButtonWithTitle:l10n_util::GetNSStringFWithFixup(
IDS_EXTERNAL_PROTOCOL_OK_BUTTON_TEXT, appName)];
[allowButton setKeyEquivalent:@""]; // disallow as default
[alert_ addButtonWithTitle:
l10n_util::GetNSStringWithFixup(
IDS_EXTERNAL_PROTOCOL_CANCEL_BUTTON_TEXT)];
[alert_ setShowsSuppressionButton:YES];
[[alert_ suppressionButton]
setTitle:l10n_util::GetNSStringFWithFixup(
IDS_EXTERNAL_PROTOCOL_CHECKBOX_TEXT, appName)];
[alert_ beginSheetModalForWindow:nil // nil here makes it app-modal
modalDelegate:self
didEndSelector:@selector(alertEnded:returnCode:contextInfo:)
contextInfo:nil];
return self;
}
- (void)dealloc {
[alert_ release];
[super dealloc];
}
- (void)alertEnded:(NSAlert *)alert
returnCode:(int)returnCode
contextInfo:(void*)contextInfo {
ExternalProtocolHandler::BlockState blockState =
ExternalProtocolHandler::UNKNOWN;
switch (returnCode) {
case NSAlertFirstButtonReturn:
blockState = ExternalProtocolHandler::DONT_BLOCK;
break;
case NSAlertSecondButtonReturn:
blockState = ExternalProtocolHandler::BLOCK;
break;
default:
NOTREACHED();
}
content::WebContents* web_contents =
tab_util::GetWebContentsByID(render_process_host_id_, routing_id_);
if (web_contents) {
Profile* profile =
Profile::FromBrowserContext(web_contents->GetBrowserContext());
bool isChecked = [[alert_ suppressionButton] state] == NSOnState;
// Set the "don't warn me again" info.
if (isChecked)
ExternalProtocolHandler::SetBlockState(url_.scheme(), blockState,
profile);
ExternalProtocolHandler::RecordCheckboxStateMetrics(isChecked);
ExternalProtocolHandler::RecordHandleStateMetrics(isChecked, blockState);
if (blockState == ExternalProtocolHandler::DONT_BLOCK) {
UMA_HISTOGRAM_LONG_TIMES("clickjacking.launch_url",
base::Time::Now() - creation_time_);
ExternalProtocolHandler::LaunchUrlWithoutSecurityCheck(url_,
web_contents);
}
}
[self autorelease];
}
@end
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