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// Copyright (c) 2011 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/webui/downloads_ui.h"
#include "base/memory/singleton.h"
#include "base/string_piece.h"
#include "base/threading/thread.h"
#include "base/values.h"
#include "chrome/browser/defaults.h"
#include "chrome/browser/download/download_manager.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/webui/chrome_url_data_manager.h"
#include "chrome/browser/ui/webui/chrome_web_ui_data_source.h"
#include "chrome/browser/ui/webui/downloads_dom_handler.h"
#include "chrome/common/url_constants.h"
#include "content/browser/browser_thread.h"
#include "content/browser/tab_contents/tab_contents.h"
#include "grit/browser_resources.h"
#include "grit/generated_resources.h"
#include "grit/theme_resources.h"
#include "ui/base/resource/resource_bundle.h"
static const char kStringsJsFile[] = "strings.js";
static const char kDownloadsJsFile[] = "downloads.js";
namespace {
///////////////////////////////////////////////////////////////////////////////
//
// DownloadsUIHTMLSource
//
///////////////////////////////////////////////////////////////////////////////
class DownloadsUIHTMLSource : public ChromeWebUIDataSource {
public:
DownloadsUIHTMLSource();
// Called when the network layer has requested a resource underneath
// the path we registered.
virtual void StartDataRequest(const std::string& path,
bool is_incognito,
int request_id);
virtual std::string GetMimeType(const std::string&) const;
static int PathToIDR(const std::string& path);
private:
~DownloadsUIHTMLSource() {}
DISALLOW_COPY_AND_ASSIGN(DownloadsUIHTMLSource);
};
DownloadsUIHTMLSource::DownloadsUIHTMLSource()
: ChromeWebUIDataSource(chrome::kChromeUIDownloadsHost) {
AddLocalizedString("title", IDS_DOWNLOAD_TITLE);
AddLocalizedString("searchbutton", IDS_DOWNLOAD_SEARCH_BUTTON);
AddLocalizedString("no_results", IDS_DOWNLOAD_SEARCH_BUTTON);
AddLocalizedString("searchresultsfor", IDS_DOWNLOAD_SEARCHRESULTSFOR);
AddLocalizedString("downloads", IDS_DOWNLOAD_TITLE);
AddLocalizedString("clear_all", IDS_DOWNLOAD_LINK_CLEAR_ALL);
// Status.
AddLocalizedString("status_cancelled", IDS_DOWNLOAD_TAB_CANCELED);
AddLocalizedString("status_removed", IDS_DOWNLOAD_FILE_REMOVED);
AddLocalizedString("status_paused", IDS_DOWNLOAD_PROGRESS_PAUSED);
AddLocalizedString("status_interrupted", IDS_DOWNLOAD_PROGRESS_INTERRUPTED);
// Dangerous file.
AddLocalizedString("danger_file_desc", IDS_PROMPT_DANGEROUS_DOWNLOAD);
AddLocalizedString("danger_url_desc", IDS_PROMPT_UNSAFE_DOWNLOAD_URL);
AddLocalizedString("danger_save", IDS_CONFIRM_DOWNLOAD);
AddLocalizedString("danger_discard", IDS_DISCARD_DOWNLOAD);
// Controls.
AddLocalizedString("control_pause", IDS_DOWNLOAD_LINK_PAUSE);
if (browser_defaults::kDownloadPageHasShowInFolder) {
AddLocalizedString("control_showinfolder", IDS_DOWNLOAD_LINK_SHOW);
}
AddLocalizedString("control_retry", IDS_DOWNLOAD_LINK_RETRY);
AddLocalizedString("control_cancel", IDS_DOWNLOAD_LINK_CANCEL);
AddLocalizedString("control_resume", IDS_DOWNLOAD_LINK_RESUME);
AddLocalizedString("control_removefromlist", IDS_DOWNLOAD_LINK_REMOVE);
}
void DownloadsUIHTMLSource::StartDataRequest(const std::string& path,
bool is_incognito,
int request_id) {
if (path == kStringsJsFile) {
SendLocalizedStringsAsJSON(request_id);
} else {
int idr = path == kDownloadsJsFile ? IDR_DOWNLOADS_JS : IDR_DOWNLOADS_HTML;
SendFromResourceBundle(request_id, idr);
}
}
std::string DownloadsUIHTMLSource::GetMimeType(const std::string& path) const {
if (path == kStringsJsFile || path == kDownloadsJsFile)
return "application/javascript";
return "text/html";
}
} // namespace
///////////////////////////////////////////////////////////////////////////////
//
// DownloadsUI
//
///////////////////////////////////////////////////////////////////////////////
DownloadsUI::DownloadsUI(TabContents* contents) : ChromeWebUI(contents) {
DownloadManager* dlm = GetProfile()->GetDownloadManager();
DownloadsDOMHandler* handler = new DownloadsDOMHandler(dlm);
AddMessageHandler(handler);
handler->Attach(this);
handler->Init();
DownloadsUIHTMLSource* html_source = new DownloadsUIHTMLSource();
// Set up the chrome://downloads/ source.
contents->profile()->GetChromeURLDataManager()->AddDataSource(html_source);
}
// static
RefCountedMemory* DownloadsUI::GetFaviconResourceBytes() {
return ResourceBundle::GetSharedInstance().
LoadDataResourceBytes(IDR_DOWNLOADS_FAVICON);
}
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