/*
* Copyright (C) 2000 Harri Porten (porten@kde.org)
* Copyright (c) 2000 Daniel Molkentin (molkentin@kde.org)
* Copyright (c) 2000 Stefan Schimanski (schimmi@kde.org)
* Copyright (C) 2003, 2004, 2005, 2006 Apple Computer, Inc.
* Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "config.h"
#include "Navigator.h"
#include "Chrome.h"
#include "CookieJar.h"
#include "ExceptionCode.h"
#include "Frame.h"
#include "FrameLoader.h"
#include "FrameLoaderClient.h"
#include "Geolocation.h"
#include "KURL.h"
#include "Language.h"
#include "MimeTypeArray.h"
#include "Page.h"
#include "PageGroup.h"
#include "PlatformString.h"
#include "PluginArray.h"
#include "PluginData.h"
#include "ScriptController.h"
#include "Settings.h"
#include "StorageNamespace.h"
#if PLATFORM(ANDROID)
#include "ApplicationInstalledCallback.h"
#include "Connection.h"
#include "PackageNotifier.h"
#endif
namespace WebCore {
Navigator::Navigator(Frame* frame)
: m_frame(frame)
{
}
Navigator::~Navigator()
{
disconnectFrame();
}
void Navigator::disconnectFrame()
{
if (m_plugins) {
m_plugins->disconnectFrame();
m_plugins = 0;
}
if (m_mimeTypes) {
m_mimeTypes->disconnectFrame();
m_mimeTypes = 0;
}
if (m_geolocation) {
m_geolocation->disconnectFrame();
m_geolocation = 0;
}
m_frame = 0;
}
// If this function returns true, we need to hide the substring "4." that would otherwise
// appear in the appVersion string. This is to avoid problems with old versions of a
// library called OpenCube QuickMenu, which as of this writing is still being used on
// sites such as nwa.com -- the library thinks Safari is Netscape 4 if we don't do this!
static bool shouldHideFourDot(Frame* frame)
{
const String* sourceURL = frame->script()->sourceURL();
if (!sourceURL)
return false;
if (!(sourceURL->endsWith("/dqm_script.js") || sourceURL->endsWith("/dqm_loader.js") || sourceURL->endsWith("/tdqm_loader.js")))
return false;
Settings* settings = frame->settings();
if (!settings)
return false;
return settings->needsSiteSpecificQuirks();
}
String Navigator::appVersion() const
{
if (!m_frame)
return String();
String appVersion = NavigatorBase::appVersion();
if (shouldHideFourDot(m_frame))
appVersion.replace("4.", "4_");
return appVersion;
}
String Navigator::language() const
{
return defaultLanguage();
}
String Navigator::userAgent() const
{
if (!m_frame)
return String();
// If the frame is already detached, FrameLoader::userAgent may malfunction, because it calls a client method
// that uses frame's WebView (at least, in Mac WebKit).
if (!m_frame->page())
return String();
return m_frame->loader()->userAgent(m_frame->document()->url());
}
PluginArray* Navigator::plugins() const
{
if (!m_plugins)
m_plugins = PluginArray::create(m_frame);
return m_plugins.get();
}
MimeTypeArray* Navigator::mimeTypes() const
{
if (!m_mimeTypes)
m_mimeTypes = MimeTypeArray::create(m_frame);
return m_mimeTypes.get();
}
bool Navigator::cookieEnabled() const
{
if (!m_frame)
return false;
if (m_frame->page() && !m_frame->page()->cookieEnabled())
return false;
return cookiesEnabled(m_frame->document());
}
bool Navigator::javaEnabled() const
{
if (!m_frame || !m_frame->settings())
return false;
return m_frame->settings()->isJavaEnabled();
}
Geolocation* Navigator::geolocation() const
{
if (!m_geolocation)
m_geolocation = Geolocation::create(m_frame);
return m_geolocation.get();
}
#if PLATFORM(ANDROID)
Connection* Navigator::connection() const
{
if (!m_connection)
m_connection = Connection::create();
return m_connection.get();
}
#endif
#if PLATFORM(ANDROID) && ENABLE(APPLICATION_INSTALLED)
bool Navigator::isApplicationInstalled(const String& name, PassRefPtr<ApplicationInstalledCallback> callback)
{
if (m_applicationInstalledCallback)
return false;
m_applicationInstalledCallback = callback;
m_applicationNameQuery = name;
packageNotifier().requestPackageResult();
return true;
}
void Navigator::onPackageResult()
{
if (m_applicationInstalledCallback) {
m_applicationInstalledCallback->handleEvent(packageNotifier().isPackageInstalled(m_applicationNameQuery));
m_applicationInstalledCallback = 0;
}
}
#endif
#if ENABLE(DOM_STORAGE)
void Navigator::getStorageUpdates()
{
if (!m_frame)
return;
Page* page = m_frame->page();
if (!page)
return;
StorageNamespace* localStorage = page->group().localStorage();
if (localStorage)
localStorage->unlock();
}
#endif
static bool verifyCustomHandlerURL(const String& baseURL, const String& url, ExceptionCode& ec)
{
// The specification requires that it is a SYNTAX_ERR if the the "%s" token is not present.
static const char token[] = "%s";
int index = url.find(token);
if (-1 == index) {
ec = SYNTAX_ERR;
return false;
}
// It is also a SYNTAX_ERR if the custom handler URL, as created by removing
// the "%s" token and prepending the base url, does not resolve.
String newURL = url;
newURL.remove(index, sizeof(token) / sizeof(token[0]));
KURL base(ParsedURLString, baseURL);
KURL kurl(base, newURL);
if (kurl.isEmpty() || !kurl.isValid()) {
ec = SYNTAX_ERR;
return false;
}
return true;
}
static bool verifyProtocolHandlerScheme(const String& scheme, ExceptionCode& ec)
{
// It is a SECURITY_ERR for these schemes to be handled by a custom handler.
if (equalIgnoringCase(scheme, "http") || equalIgnoringCase(scheme, "https") || equalIgnoringCase(scheme, "file")) {
ec = SECURITY_ERR;
return false;
}
return true;
}
void Navigator::registerProtocolHandler(const String& scheme, const String& url, const String& title, ExceptionCode& ec)
{
if (!verifyProtocolHandlerScheme(scheme, ec))
return;
if (!m_frame)
return;
Document* document = m_frame->document();
if (!document)
return;
String baseURL = document->baseURL().baseAsString();
if (!verifyCustomHandlerURL(baseURL, url, ec))
return;
if (Page* page = m_frame->page())
page->chrome()->registerProtocolHandler(scheme, baseURL, url, m_frame->displayStringModifiedByEncoding(title));
}
static bool verifyProtocolHandlerMimeType(const String& type, ExceptionCode& ec)
{
// It is a SECURITY_ERR for these mime types to be assigned to a custom
// handler.
if (equalIgnoringCase(type, "text/html") || equalIgnoringCase(type, "text/css") || equalIgnoringCase(type, "application/x-javascript")) {
ec = SECURITY_ERR;
return false;
}
return true;
}
void Navigator::registerContentHandler(const String& mimeType, const String& url, const String& title, ExceptionCode& ec)
{
if (!verifyProtocolHandlerMimeType(mimeType, ec))
return;
if (!m_frame)
return;
Document* document = m_frame->document();
if (!document)
return;
String baseURL = document->baseURL().baseAsString();
if (!verifyCustomHandlerURL(baseURL, url, ec))
return;
if (Page* page = m_frame->page())
page->chrome()->registerContentHandler(mimeType, baseURL, url, m_frame->displayStringModifiedByEncoding(title));
}
} // namespace WebCore