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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.
#include "chrome/browser/ui/pdf/pdf_tab_helper.h"
#include "base/strings/utf_string_conversions.h"
#include "chrome/browser/download/download_stats.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_finder.h"
#include "chrome/browser/ui/browser_window.h"
#include "chrome/browser/ui/omnibox/location_bar.h"
#include "chrome/browser/ui/pdf/open_pdf_in_reader_prompt_delegate.h"
#include "chrome/browser/ui/pdf/pdf_unsupported_feature.h"
#include "chrome/browser/ui/tab_contents/core_tab_helper.h"
#include "chrome/common/render_messages.h"
#include "content/public/browser/navigation_details.h"
#if defined(TOOLKIT_GTK)
#include "chrome/browser/ui/app_modal_dialogs/javascript_dialog_manager.h"
#include "content/public/browser/javascript_dialog_manager.h"
#endif
DEFINE_WEB_CONTENTS_USER_DATA_KEY(PDFTabHelper);
PDFTabHelper::PDFTabHelper(content::WebContents* web_contents)
: content::WebContentsObserver(web_contents) {
}
PDFTabHelper::~PDFTabHelper() {
}
void PDFTabHelper::ShowOpenInReaderPrompt(
scoped_ptr<OpenPDFInReaderPromptDelegate> prompt) {
open_in_reader_prompt_ = prompt.Pass();
UpdateLocationBar();
}
bool PDFTabHelper::OnMessageReceived(const IPC::Message& message) {
bool handled = true;
IPC_BEGIN_MESSAGE_MAP(PDFTabHelper, message)
IPC_MESSAGE_HANDLER(ChromeViewHostMsg_PDFHasUnsupportedFeature,
OnHasUnsupportedFeature)
IPC_MESSAGE_HANDLER(ChromeViewHostMsg_PDFSaveURLAs, OnSaveURLAs)
IPC_MESSAGE_HANDLER(ChromeViewHostMsg_PDFUpdateContentRestrictions,
OnUpdateContentRestrictions)
IPC_MESSAGE_HANDLER_DELAY_REPLY(ChromeViewHostMsg_PDFModalPromptForPassword,
OnModalPromptForPassword)
IPC_MESSAGE_UNHANDLED(handled = false)
IPC_END_MESSAGE_MAP()
return handled;
}
void PDFTabHelper::DidNavigateMainFrame(
const content::LoadCommittedDetails& details,
const content::FrameNavigateParams& params) {
if (open_in_reader_prompt_.get() &&
open_in_reader_prompt_->ShouldExpire(details)) {
open_in_reader_prompt_.reset();
UpdateLocationBar();
}
}
void PDFTabHelper::UpdateLocationBar() {
Browser* browser = chrome::FindBrowserWithWebContents(web_contents());
if (!browser)
return;
BrowserWindow* window = browser->window();
if (!window)
return;
LocationBar* location_bar = window->GetLocationBar();
if (!location_bar)
return;
location_bar->UpdateOpenPDFInReaderPrompt();
}
void PDFTabHelper::OnHasUnsupportedFeature() {
PDFHasUnsupportedFeature(web_contents());
}
void PDFTabHelper::OnSaveURLAs(const GURL& url,
const content::Referrer& referrer) {
RecordDownloadSource(DOWNLOAD_INITIATED_BY_PDF_SAVE);
web_contents()->SaveFrame(url, referrer);
}
void PDFTabHelper::OnUpdateContentRestrictions(int content_restrictions) {
CoreTabHelper* core_tab_helper =
CoreTabHelper::FromWebContents(web_contents());
core_tab_helper->UpdateContentRestrictions(content_restrictions);
}
void PDFTabHelper::OnModalPromptForPasswordClosed(
IPC::Message* reply_message,
bool success,
const base::string16& actual_value) {
ChromeViewHostMsg_PDFModalPromptForPassword::WriteReplyParams(
reply_message, UTF16ToUTF8(actual_value));
Send(reply_message);
}
void PDFTabHelper::OnModalPromptForPassword(const std::string& prompt,
IPC::Message* reply_message) {
base::Callback<void(bool, const base::string16&)> callback =
base::Bind(&PDFTabHelper::OnModalPromptForPasswordClosed,
base::Unretained(this), reply_message);
#if !defined(TOOLKIT_GTK)
ShowPDFPasswordDialog(web_contents(), base::UTF8ToUTF16(prompt), callback);
#else
// GTK is going away, so it's not worth the effort to create a password dialog
// for it. Cheat (for now) until the GTK code is removed.
bool did_suppress_message;
GetJavaScriptDialogManagerInstance()->RunJavaScriptDialog(
web_contents(),
GURL(),
std::string(),
content::JAVASCRIPT_MESSAGE_TYPE_PROMPT,
base::UTF8ToUTF16(prompt),
base::string16(),
callback,
&did_suppress_message);
#endif // TOOLKIT_GTK
}
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