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/*
* Copyright (C) 2008, 2010 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Apple Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "Location.h"
#include "DOMWindow.h"
#include "Document.h"
#include "Frame.h"
#include "FrameLoader.h"
#include "NavigationScheduler.h"
#include "URL.h"
#include "SecurityOrigin.h"
namespace WebCore {
Location::Location(Frame* frame)
: DOMWindowProperty(frame)
{
}
inline const URL& Location::url() const
{
ASSERT(m_frame);
const URL& url = m_frame->document()->url();
if (!url.isValid())
return blankURL(); // Use "about:blank" while the page is still loading (before we have a frame).
return url;
}
String Location::href() const
{
if (!m_frame)
return String();
auto& url = this->url();
if (!url.hasUsername() && !url.hasPassword())
return url.string();
URL urlWithoutCredentials(url);
urlWithoutCredentials.setUser(WTF::emptyString());
urlWithoutCredentials.setPass(WTF::emptyString());
return urlWithoutCredentials.string();
}
String Location::protocol() const
{
if (!m_frame)
return String();
return makeString(url().protocol(), ":");
}
String Location::host() const
{
if (!m_frame)
return String();
// Note: this is the IE spec. The NS spec swaps the two, it says
// "The hostname property is the concatenation of the host and port properties, separated by a colon."
return url().hostAndPort();
}
String Location::hostname() const
{
if (!m_frame)
return String();
return url().host();
}
String Location::port() const
{
if (!m_frame)
return String();
const URL& url = this->url();
return url.port() ? String::number(url.port().value()) : emptyString();
}
String Location::pathname() const
{
if (!m_frame)
return String();
const URL& url = this->url();
return url.path().isEmpty() ? "/" : url.path();
}
String Location::search() const
{
if (!m_frame)
return String();
const URL& url = this->url();
return url.query().isEmpty() ? emptyString() : "?" + url.query();
}
String Location::origin() const
{
if (!m_frame)
return String();
return SecurityOrigin::create(url())->toString();
}
Ref<DOMStringList> Location::ancestorOrigins() const
{
auto origins = DOMStringList::create();
if (!m_frame)
return origins;
for (Frame* frame = m_frame->tree().parent(); frame; frame = frame->tree().parent())
origins->append(frame->document()->securityOrigin().toString());
return origins;
}
String Location::hash() const
{
if (!m_frame)
return String();
const String& fragmentIdentifier = url().fragmentIdentifier();
return fragmentIdentifier.isEmpty() ? emptyString() : "#" + fragmentIdentifier;
}
ExceptionOr<void> Location::setHref(DOMWindow& activeWindow, DOMWindow& firstWindow, const String& url)
{
if (!m_frame)
return { };
return setLocation(activeWindow, firstWindow, url);
}
ExceptionOr<void> Location::setProtocol(DOMWindow& activeWindow, DOMWindow& firstWindow, const String& protocol)
{
if (!m_frame)
return { };
URL url = m_frame->document()->url();
if (!url.setProtocol(protocol))
return Exception { SyntaxError };
return setLocation(activeWindow, firstWindow, url.string());
}
ExceptionOr<void> Location::setHost(DOMWindow& activeWindow, DOMWindow& firstWindow, const String& host)
{
if (!m_frame)
return { };
URL url = m_frame->document()->url();
url.setHostAndPort(host);
return setLocation(activeWindow, firstWindow, url.string());
}
ExceptionOr<void> Location::setHostname(DOMWindow& activeWindow, DOMWindow& firstWindow, const String& hostname)
{
if (!m_frame)
return { };
URL url = m_frame->document()->url();
url.setHost(hostname);
return setLocation(activeWindow, firstWindow, url.string());
}
ExceptionOr<void> Location::setPort(DOMWindow& activeWindow, DOMWindow& firstWindow, const String& portString)
{
if (!m_frame)
return { };
URL url = m_frame->document()->url();
int port = portString.toInt();
if (port < 0 || port > 0xFFFF || portString.isEmpty())
url.removePort();
else
url.setPort(port);
return setLocation(activeWindow, firstWindow, url.string());
}
ExceptionOr<void> Location::setPathname(DOMWindow& activeWindow, DOMWindow& firstWindow, const String& pathname)
{
if (!m_frame)
return { };
URL url = m_frame->document()->url();
url.setPath(pathname);
return setLocation(activeWindow, firstWindow, url.string());
}
ExceptionOr<void> Location::setSearch(DOMWindow& activeWindow, DOMWindow& firstWindow, const String& search)
{
if (!m_frame)
return { };
URL url = m_frame->document()->url();
url.setQuery(search);
return setLocation(activeWindow, firstWindow, url.string());
}
ExceptionOr<void> Location::setHash(DOMWindow& activeWindow, DOMWindow& firstWindow, const String& hash)
{
if (!m_frame)
return { };
ASSERT(m_frame->document());
auto url = m_frame->document()->url();
auto oldFragmentIdentifier = url.fragmentIdentifier();
auto newFragmentIdentifier = hash;
if (hash[0] == '#')
newFragmentIdentifier = hash.substring(1);
url.setFragmentIdentifier(newFragmentIdentifier);
// Note that by parsing the URL and *then* comparing fragments, we are
// comparing fragments post-canonicalization, and so this handles the
// cases where fragment identifiers are ignored or invalid.
if (equalIgnoringNullity(oldFragmentIdentifier, url.fragmentIdentifier()))
return { };
return setLocation(activeWindow, firstWindow, url.string());
}
ExceptionOr<void> Location::assign(DOMWindow& activeWindow, DOMWindow& firstWindow, const String& url)
{
if (!m_frame)
return { };
return setLocation(activeWindow, firstWindow, url);
}
void Location::replace(DOMWindow& activeWindow, DOMWindow& firstWindow, const String& url)
{
if (!m_frame)
return;
ASSERT(m_frame->document());
ASSERT(m_frame->document()->domWindow());
// We call DOMWindow::setLocation directly here because replace() always operates on the current frame.
m_frame->document()->domWindow()->setLocation(activeWindow, firstWindow, url, LockHistoryAndBackForwardList);
}
void Location::reload(DOMWindow& activeWindow)
{
if (!m_frame)
return;
ASSERT(activeWindow.document());
ASSERT(m_frame->document());
ASSERT(m_frame->document()->domWindow());
auto& activeDocument = *activeWindow.document();
auto& targetDocument = *m_frame->document();
// FIXME: It's not clear this cross-origin security check is valuable.
// We allow one page to change the location of another. Why block attempts to reload?
// Other location operations simply block use of JavaScript URLs cross origin.
if (!activeDocument.securityOrigin().canAccess(targetDocument.securityOrigin())) {
auto& targetWindow = *targetDocument.domWindow();
targetWindow.printErrorMessage(targetWindow.crossDomainAccessErrorMessage(activeWindow, IncludeTargetOrigin::Yes));
return;
}
if (protocolIsJavaScript(targetDocument.url()))
return;
m_frame->navigationScheduler().scheduleRefresh(activeDocument);
}
ExceptionOr<void> Location::setLocation(DOMWindow& activeWindow, DOMWindow& firstWindow, const String& url)
{
ASSERT(m_frame);
if (!activeWindow.document()->canNavigate(m_frame))
return Exception { SecurityError };
ASSERT(m_frame->document());
ASSERT(m_frame->document()->domWindow());
m_frame->document()->domWindow()->setLocation(activeWindow, firstWindow, url);
return { };
}
} // namespace WebCore