From d3f80fb0b71e3020e4e8173e2002dc93efdc5f60 Mon Sep 17 00:00:00 2001
From: Allan Sandfeld Jensen <allan.jensen@theqtcompany.com>
Date: Thu, 5 Feb 2015 10:48:38 +0100
Subject: [PATCH] Experimental custom URL scheme API

Introduces API for custom URL scheme as an experimental API in widgets.
A QML api is not included yet.

Change-Id: Ice4542e5238feb961a4c9c60a809455e31dc1ec6
Reviewed-by: Andras Becsi <andras.becsi@theqtcompany.com>
---
 src/core/browser_context_adapter.cpp          |  11 ++
 src/core/browser_context_adapter.h            |   6 +
 src/core/core_gyp_generator.pro               |   8 +
 src/core/custom_protocol_handler.cpp          |  55 +++++++
 src/core/custom_protocol_handler.h            |  71 +++++++++
 src/core/custom_url_scheme_handler.cpp        |  63 ++++++++
 src/core/custom_url_scheme_handler.h          |  67 ++++++++
 src/core/url_request_context_getter_qt.cpp    |   6 +
 src/core/url_request_custom_job.cpp           | 143 ++++++++++++++++++
 src/core/url_request_custom_job.h             |  80 ++++++++++
 src/core/url_request_custom_job_delegate.cpp  |  63 ++++++++
 src/core/url_request_custom_job_delegate.h    |  65 ++++++++
 .../api/qwebengineprofile.cpp                 |  48 ++++++
 src/webenginewidgets/api/qwebengineprofile.h  |   3 +-
 .../api/qwebengineprofile_p.h                 |   7 +
 .../api/qwebengineurlrequestjob.cpp           |  67 ++++++++
 .../api/qwebengineurlrequestjob_p.h           |  69 +++++++++
 .../api/qwebengineurlschemehandler.cpp        |  83 ++++++++++
 .../api/qwebengineurlschemehandler_p.h        |  72 +++++++++
 .../api/qwebengineurlschemehandler_p_p.h      |  66 ++++++++
 src/webenginewidgets/webenginewidgets.pro     |   5 +
 21 files changed, 1057 insertions(+), 1 deletion(-)
 create mode 100644 src/core/custom_protocol_handler.cpp
 create mode 100644 src/core/custom_protocol_handler.h
 create mode 100644 src/core/custom_url_scheme_handler.cpp
 create mode 100644 src/core/custom_url_scheme_handler.h
 create mode 100644 src/core/url_request_custom_job.cpp
 create mode 100644 src/core/url_request_custom_job.h
 create mode 100644 src/core/url_request_custom_job_delegate.cpp
 create mode 100644 src/core/url_request_custom_job_delegate.h
 create mode 100644 src/webenginewidgets/api/qwebengineurlrequestjob.cpp
 create mode 100644 src/webenginewidgets/api/qwebengineurlrequestjob_p.h
 create mode 100644 src/webenginewidgets/api/qwebengineurlschemehandler.cpp
 create mode 100644 src/webenginewidgets/api/qwebengineurlschemehandler_p.h
 create mode 100644 src/webenginewidgets/api/qwebengineurlschemehandler_p_p.h

diff --git a/src/core/browser_context_adapter.cpp b/src/core/browser_context_adapter.cpp
index b8c14c39e..1749fc708 100644
--- a/src/core/browser_context_adapter.cpp
+++ b/src/core/browser_context_adapter.cpp
@@ -314,3 +314,14 @@ void BrowserContextAdapter::setHttpCacheMaxSize(int maxSize)
     if (m_browserContext->url_request_getter_.get())
         m_browserContext->url_request_getter_->updateHttpCache();
 }
+
+QVector<CustomUrlSchemeHandler*> &BrowserContextAdapter::customUrlSchemeHandlers()
+{
+    return m_customUrlSchemeHandlers;
+}
+
+void BrowserContextAdapter::updateCustomUrlSchemeHandlers()
+{
+    if (m_browserContext->url_request_getter_.get())
+        m_browserContext->url_request_getter_->updateStorageSettings();
+}
diff --git a/src/core/browser_context_adapter.h b/src/core/browser_context_adapter.h
index 90f0bec7a..6389d666c 100644
--- a/src/core/browser_context_adapter.h
+++ b/src/core/browser_context_adapter.h
@@ -42,9 +42,11 @@
 #include <QScopedPointer>
 #include <QSharedData>
 #include <QString>
+#include <QVector>
 
 class BrowserContextAdapterClient;
 class BrowserContextQt;
+class CustomUrlSchemeHandler;
 class DownloadManagerDelegateQt;
 class WebEngineVisitedLinksManager;
 
@@ -119,6 +121,9 @@ public:
     bool trackVisitedLinks() const;
     bool persistVisitedLinks() const;
 
+    QVector<CustomUrlSchemeHandler*> &customUrlSchemeHandlers();
+    void updateCustomUrlSchemeHandlers();
+
 private:
     QString m_name;
     bool m_offTheRecord;
@@ -131,6 +136,7 @@ private:
     HttpCacheType m_httpCacheType;
     PersistentCookiesPolicy m_persistentCookiesPolicy;
     VisitedLinksPolicy m_visitedLinksPolicy;
+    QVector<CustomUrlSchemeHandler*> m_customUrlSchemeHandlers;
     BrowserContextAdapterClient *m_client;
     int m_httpCacheMaxSize;
 
diff --git a/src/core/core_gyp_generator.pro b/src/core/core_gyp_generator.pro
index 3980dcc5a..b93ea0175 100644
--- a/src/core/core_gyp_generator.pro
+++ b/src/core/core_gyp_generator.pro
@@ -41,6 +41,8 @@ SOURCES = \
         content_client_qt.cpp \
         content_browser_client_qt.cpp \
         content_main_delegate_qt.cpp \
+        custom_protocol_handler.cpp \
+        custom_url_scheme_handler.cpp \
         delegated_frame_node.cpp \
         desktop_screen_qt.cpp \
         dev_tools_http_handler_delegate_qt.cpp \
@@ -66,6 +68,8 @@ SOURCES = \
         stream_video_node.cpp \
         surface_factory_qt.cpp \
         url_request_context_getter_qt.cpp \
+        url_request_custom_job.cpp \
+        url_request_custom_job_delegate.cpp \
         url_request_qrc_job_qt.cpp \
         web_channel_ipc_transport_host.cpp \
         web_contents_adapter.cpp \
@@ -94,6 +98,8 @@ HEADERS = \
         content_client_qt.h \
         content_browser_client_qt.h \
         content_main_delegate_qt.h \
+        custom_protocol_handler.h \
+        custom_url_scheme_handler.h \
         delegated_frame_node.h \
         desktop_screen_qt.h \
         dev_tools_http_handler_delegate_qt.h \
@@ -121,6 +127,8 @@ HEADERS = \
         surface_factory_qt.h \
         type_conversion.h \
         url_request_context_getter_qt.h \
+        url_request_custom_job.h \
+        url_request_custom_job_delegate.h \
         url_request_qrc_job_qt.h \
         web_channel_ipc_transport_host.h \
         web_contents_adapter.h \
diff --git a/src/core/custom_protocol_handler.cpp b/src/core/custom_protocol_handler.cpp
new file mode 100644
index 000000000..fd8cebb9e
--- /dev/null
+++ b/src/core/custom_protocol_handler.cpp
@@ -0,0 +1,55 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the QtWebEngine module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "custom_protocol_handler.h"
+#include "url_request_custom_job.h"
+
+#include "net/base/net_errors.h"
+#include "net/url_request/url_request.h"
+#include "net/url_request/url_request_error_job.h"
+
+CustomProtocolHandler::CustomProtocolHandler(CustomUrlSchemeHandler *schemeHandler)
+    : m_schemeHandler(schemeHandler)
+{
+}
+
+net::URLRequestJob *CustomProtocolHandler::MaybeCreateJob(net::URLRequest *request, net::NetworkDelegate *networkDelegate) const
+{
+    if (!networkDelegate)
+        return new net::URLRequestErrorJob(request, Q_NULLPTR, net::ERR_ACCESS_DENIED);
+
+    return new URLRequestCustomJob(request, networkDelegate, m_schemeHandler);
+}
diff --git a/src/core/custom_protocol_handler.h b/src/core/custom_protocol_handler.h
new file mode 100644
index 000000000..4b29a82b7
--- /dev/null
+++ b/src/core/custom_protocol_handler.h
@@ -0,0 +1,71 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the QtWebEngine module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef CUSTOM_PROTOCOL_HANDLER_H_
+#define CUSTOM_PROTOCOL_HANDLER_H_
+
+#include "qtwebenginecoreglobal.h"
+#include "net/url_request/url_request_job_factory.h"
+
+#include <QtCore/QByteArray>
+#include <QtCore/QObject>
+#include <QtCore/qcompilerdetection.h> // Needed for Q_DECL_OVERRIDE
+
+class BrowserContextAdapter;
+class CustomUrlSchemeHandler;
+
+QT_FORWARD_DECLARE_CLASS(QIODevice)
+
+namespace net {
+class NetworkDelegate;
+class URLRequestJob;
+} // namespace
+
+// Implements a ProtocolHandler for custom URL schemes.
+// If |network_delegate_| is NULL then all file requests will fail with ERR_ACCESS_DENIED.
+class QWEBENGINE_EXPORT CustomProtocolHandler : public net::URLRequestJobFactory::ProtocolHandler {
+
+public:
+    CustomProtocolHandler(CustomUrlSchemeHandler *);
+
+    virtual net::URLRequestJob *MaybeCreateJob(net::URLRequest *request, net::NetworkDelegate *networkDelegate) const Q_DECL_OVERRIDE;
+
+private:
+    DISALLOW_COPY_AND_ASSIGN(CustomProtocolHandler);
+    CustomUrlSchemeHandler *m_schemeHandler;
+};
+
+#endif // CUSTOM_PROTOCOL_HANDLER_H_
diff --git a/src/core/custom_url_scheme_handler.cpp b/src/core/custom_url_scheme_handler.cpp
new file mode 100644
index 000000000..a8701a5d4
--- /dev/null
+++ b/src/core/custom_url_scheme_handler.cpp
@@ -0,0 +1,63 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the QtWebEngine module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "custom_url_scheme_handler.h"
+#include "custom_protocol_handler.h"
+
+CustomUrlSchemeHandler::CustomUrlSchemeHandler(const QByteArray &scheme)
+    : m_scheme(scheme)
+    , m_protocolHandler(new CustomProtocolHandler(this))
+{
+}
+
+CustomUrlSchemeHandler::~CustomUrlSchemeHandler()
+{
+}
+
+QByteArray CustomUrlSchemeHandler::scheme() const
+{
+    return m_scheme;
+}
+
+void CustomUrlSchemeHandler::setScheme(const QByteArray &scheme)
+{
+    m_scheme = scheme;
+}
+
+CustomProtocolHandler *CustomUrlSchemeHandler::protocolHandler()
+{
+    return m_protocolHandler.data();
+}
diff --git a/src/core/custom_url_scheme_handler.h b/src/core/custom_url_scheme_handler.h
new file mode 100644
index 000000000..fef29c98a
--- /dev/null
+++ b/src/core/custom_url_scheme_handler.h
@@ -0,0 +1,67 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the QtWebEngine module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef CUSTOM_URL_SCHEME_HANDLER_H_
+#define CUSTOM_URL_SCHEME_HANDLER_H_
+
+#include "qtwebenginecoreglobal.h"
+
+#include <QtCore/QByteArray>
+#include <QtCore/QScopedPointer>
+
+class BrowserContextAdapter;
+class CustomProtocolHandler;
+class URLRequestCustomJobDelegate;
+
+QT_FORWARD_DECLARE_CLASS(QIODevice)
+
+class QWEBENGINE_EXPORT CustomUrlSchemeHandler {
+public:
+    explicit CustomUrlSchemeHandler(const QByteArray &);
+    ~CustomUrlSchemeHandler();
+
+    QByteArray scheme() const;
+    void setScheme(const QByteArray &);
+    CustomProtocolHandler *protocolHandler();
+
+    virtual bool handleJob(URLRequestCustomJobDelegate*) = 0;
+
+private:
+    QByteArray m_scheme;
+    QScopedPointer<CustomProtocolHandler> m_protocolHandler;
+};
+
+#endif // CUSTOM_URL_SCHEME_HANDLER_H_
diff --git a/src/core/url_request_context_getter_qt.cpp b/src/core/url_request_context_getter_qt.cpp
index 96ba36565..41af37e5d 100644
--- a/src/core/url_request_context_getter_qt.cpp
+++ b/src/core/url_request_context_getter_qt.cpp
@@ -62,6 +62,8 @@
 #include "net/ftp/ftp_network_layer.h"
 
 #include "browser_context_adapter.h"
+#include "custom_protocol_handler.h"
+#include "custom_url_scheme_handler.h"
 #include "content_client_qt.h"
 #include "network_delegate_qt.h"
 #include "qrc_protocol_handler_qt.h"
@@ -282,6 +284,10 @@ void URLRequestContextGetterQt::generateJobFactory()
     m_jobFactory->SetProtocolHandler(url::kFtpScheme,
         new net::FtpProtocolHandler(new net::FtpNetworkLayer(m_urlRequestContext->host_resolver())));
 
+    Q_FOREACH (CustomUrlSchemeHandler* handler, m_browserContext->customUrlSchemeHandlers()) {
+        m_jobFactory->SetProtocolHandler(handler->scheme().toStdString(), handler->protocolHandler());
+    }
+
     m_urlRequestContext->set_job_factory(m_jobFactory.get());
 }
 
diff --git a/src/core/url_request_custom_job.cpp b/src/core/url_request_custom_job.cpp
new file mode 100644
index 000000000..e97804c2f
--- /dev/null
+++ b/src/core/url_request_custom_job.cpp
@@ -0,0 +1,143 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the QtWebEngine module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "url_request_custom_job.h"
+#include "url_request_custom_job_delegate.h"
+
+#include "custom_url_scheme_handler.h"
+#include "type_conversion.h"
+
+#include "content/public/browser/browser_thread.h"
+#include "net/base/net_errors.h"
+#include "net/base/io_buffer.h"
+
+#include <QFileInfo>
+#include <QMimeDatabase>
+#include <QMimeType>
+#include <QUrl>
+
+using namespace net;
+
+URLRequestCustomJob::URLRequestCustomJob(URLRequest *request, NetworkDelegate *networkDelegate, CustomUrlSchemeHandler *schemeHandler)
+    : URLRequestJob(request, networkDelegate)
+    , m_device(0)
+    , m_schemeHandler(schemeHandler)
+    , m_weakFactory(this)
+{
+}
+
+URLRequestCustomJob::~URLRequestCustomJob()
+{
+    if (m_device && m_device->isOpen())
+        m_device->close();
+}
+
+void URLRequestCustomJob::Start()
+{
+    content::BrowserThread::PostTask(content::BrowserThread::UI, FROM_HERE, base::Bind(&URLRequestCustomJob::startAsync, m_weakFactory.GetWeakPtr()));
+}
+
+void URLRequestCustomJob::Kill()
+{
+    if (m_device->isOpen())
+        m_device->close();
+    m_weakFactory.InvalidateWeakPtrs();
+
+    URLRequestJob::Kill();
+}
+
+bool URLRequestCustomJob::GetMimeType(std::string *mimeType) const
+{
+    if (m_mimeType.size() > 0) {
+        *mimeType = m_mimeType;
+        return true;
+    }
+    return false;
+}
+
+bool URLRequestCustomJob::GetCharset(std::string* charset)
+{
+    if (m_charset.size() > 0) {
+        *charset = m_charset;
+        return true;
+    }
+    return false;
+}
+
+void URLRequestCustomJob::setReplyMimeType(const std::string &mimeType)
+{
+    m_mimeType = mimeType;
+}
+
+void URLRequestCustomJob::setReplyCharset(const std::string &charset)
+{
+    m_charset = charset;
+}
+
+void URLRequestCustomJob::setReplyDevice(QIODevice *device)
+{
+    m_device = device;
+    if (m_device && !m_device->isReadable())
+        m_device->open(QIODevice::ReadOnly);
+    content::BrowserThread::PostTask(content::BrowserThread::IO, FROM_HERE, base::Bind(&URLRequestCustomJob::notifyStarted, m_weakFactory.GetWeakPtr()));
+}
+
+bool URLRequestCustomJob::ReadRawData(IOBuffer *buf, int bufSize, int *bytesRead)
+{
+    Q_ASSERT(bytesRead);
+    qint64 rv = m_device ? m_device->read(buf->data(), bufSize) : -1;
+    if (rv >= 0) {
+        *bytesRead = static_cast<int>(rv);
+        return true;
+    } else {
+        NotifyDone(URLRequestStatus(URLRequestStatus::FAILED, ERR_FAILED));
+    }
+    return false;
+}
+
+void URLRequestCustomJob::notifyStarted()
+{
+    if (m_device && m_device->isReadable())
+        NotifyHeadersComplete();
+    else
+        NotifyStartError(URLRequestStatus(URLRequestStatus::FAILED, ERR_INVALID_URL));
+}
+
+void URLRequestCustomJob::startAsync()
+{
+    m_delegate.reset(new URLRequestCustomJobDelegate(this));
+    m_schemeHandler->handleJob(m_delegate.get());
+}
diff --git a/src/core/url_request_custom_job.h b/src/core/url_request_custom_job.h
new file mode 100644
index 000000000..c47358e71
--- /dev/null
+++ b/src/core/url_request_custom_job.h
@@ -0,0 +1,80 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the QtWebEngine module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef URL_REQUEST_CUSTOM_JOB_H_
+#define URL_REQUEST_CUSTOM_JOB_H_
+
+#include "net/url_request/url_request.h"
+#include "net/url_request/url_request_job.h"
+
+#include <QtCore/qglobal.h>
+
+QT_FORWARD_DECLARE_CLASS(QIODevice)
+
+class CustomUrlSchemeHandler;
+class URLRequestCustomJobDelegate;
+
+// A request job that handles reading custom URL schemes
+class URLRequestCustomJob : public net::URLRequestJob {
+public:
+    URLRequestCustomJob(net::URLRequest *request, net::NetworkDelegate *networkDelegate, CustomUrlSchemeHandler *schemeHandler);
+    virtual void Start() Q_DECL_OVERRIDE;
+    virtual void Kill() Q_DECL_OVERRIDE;
+    virtual bool ReadRawData(net::IOBuffer *buf, int bufSize, int *bytesRead) Q_DECL_OVERRIDE;
+    virtual bool GetMimeType(std::string *mimeType) const Q_DECL_OVERRIDE;
+    virtual bool GetCharset(std::string *charset) Q_DECL_OVERRIDE;
+
+    void setReplyMimeType(const std::string &);
+    void setReplyCharset(const std::string &);
+    void setReplyDevice(QIODevice *);
+
+protected:
+    virtual ~URLRequestCustomJob();
+    void startAsync();
+    void notifyStarted();
+
+private:
+    QIODevice *m_device;
+    scoped_ptr<URLRequestCustomJobDelegate> m_delegate;
+    CustomUrlSchemeHandler *m_schemeHandler;
+    std::string m_mimeType;
+    std::string m_charset;
+    base::WeakPtrFactory<URLRequestCustomJob> m_weakFactory;
+
+    DISALLOW_COPY_AND_ASSIGN(URLRequestCustomJob);
+};
+
+#endif // URL_REQUEST_CUSTOM_JOB_H_
diff --git a/src/core/url_request_custom_job_delegate.cpp b/src/core/url_request_custom_job_delegate.cpp
new file mode 100644
index 000000000..fcb2220bc
--- /dev/null
+++ b/src/core/url_request_custom_job_delegate.cpp
@@ -0,0 +1,63 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the QtWebEngine module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "url_request_custom_job.h"
+#include "url_request_custom_job_delegate.h"
+
+#include "type_conversion.h"
+
+#include <QByteArray>
+
+URLRequestCustomJobDelegate::URLRequestCustomJobDelegate(URLRequestCustomJob *job)
+    : m_job(job)
+{
+}
+
+URLRequestCustomJobDelegate::~URLRequestCustomJobDelegate()
+{
+}
+
+QUrl URLRequestCustomJobDelegate::url() const
+{
+    return toQt(m_job->request()->url());
+}
+
+void URLRequestCustomJobDelegate::setReply(const QByteArray &contentType, QIODevice *device)
+{
+    m_job->setReplyMimeType(contentType.toStdString());
+    m_job->setReplyDevice(device);
+}
+
diff --git a/src/core/url_request_custom_job_delegate.h b/src/core/url_request_custom_job_delegate.h
new file mode 100644
index 000000000..e82debdf2
--- /dev/null
+++ b/src/core/url_request_custom_job_delegate.h
@@ -0,0 +1,65 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the QtWebEngine module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef URL_REQUEST_CUSTOM_JOB_DELEGATE_H_
+#define URL_REQUEST_CUSTOM_JOB_DELEGATE_H_
+
+#include "qtwebenginecoreglobal.h"
+
+#include <QObject>
+#include <QUrl>
+
+QT_FORWARD_DECLARE_CLASS(QIODevice)
+
+class URLRequestCustomJob;
+
+class QWEBENGINE_EXPORT URLRequestCustomJobDelegate : public QObject {
+    Q_OBJECT
+public:
+    ~URLRequestCustomJobDelegate();
+
+    QUrl url() const;
+
+    void setReply(const QByteArray &contentType, QIODevice *device);
+
+private:
+    URLRequestCustomJobDelegate(URLRequestCustomJob *job);
+
+    friend class URLRequestCustomJob;
+    URLRequestCustomJob *m_job;
+};
+
+#endif // URL_REQUEST_CUSTOM_JOB_DELEGATE_H_
diff --git a/src/webenginewidgets/api/qwebengineprofile.cpp b/src/webenginewidgets/api/qwebengineprofile.cpp
index 6427d3811..3de2fe521 100644
--- a/src/webenginewidgets/api/qwebengineprofile.cpp
+++ b/src/webenginewidgets/api/qwebengineprofile.cpp
@@ -41,6 +41,7 @@
 #include "qwebenginepage.h"
 #include "qwebengineprofile_p.h"
 #include "qwebenginesettings.h"
+#include "qwebengineurlschemehandler_p_p.h"
 
 #include "browser_context_adapter.h"
 #include "web_engine_visited_links_manager.h"
@@ -453,4 +454,51 @@ QWebEngineSettings *QWebEngineProfile::settings() const
     return d->settings();
 }
 
+QWebEngineUrlSchemeHandler *QWebEngineProfilePrivate::urlSchemeHandler(const QByteArray &protocol)
+{
+    if (m_urlSchemeHandlers.contains(protocol))
+        return m_urlSchemeHandlers.value(protocol);
+    return 0;
+}
+
+static bool checkInternalScheme(const QByteArray &scheme)
+{
+    static QSet<QByteArray> internalSchemes;
+    if (internalSchemes.isEmpty()) {
+        internalSchemes << QByteArrayLiteral("qrc") << QByteArrayLiteral("data") << QByteArrayLiteral("blob")
+                        << QByteArrayLiteral("http") << QByteArrayLiteral("ftp") << QByteArrayLiteral("javascript");
+    }
+    return internalSchemes.contains(scheme);
+}
+
+void QWebEngineProfilePrivate::installUrlSchemeHandler(QWebEngineUrlSchemeHandler *handler)
+{
+    Q_ASSERT(handler);
+    QByteArray scheme = handler->scheme();
+    if (checkInternalScheme(scheme)) {
+        qWarning() << "Can not install a URL scheme handler overriding internal scheme: " << scheme;
+        return;
+    }
+
+    m_urlSchemeHandlers.insert(scheme, handler);
+    browserContext()->customUrlSchemeHandlers().append(handler->d_func());
+    browserContext()->updateCustomUrlSchemeHandlers();
+}
+
+void QWebEngineProfilePrivate::removeUrlSchemeHandler(QWebEngineUrlSchemeHandler *handler)
+{
+    int count = m_urlSchemeHandlers.remove(handler->scheme());
+    if (!count)
+        return;
+    browserContext()->customUrlSchemeHandlers().removeOne(handler->d_func());
+    browserContext()->updateCustomUrlSchemeHandlers();
+}
+
+void QWebEngineProfilePrivate::clearUrlSchemeHandlers()
+{
+    m_urlSchemeHandlers.clear();
+    browserContext()->customUrlSchemeHandlers().clear();
+    browserContext()->updateCustomUrlSchemeHandlers();
+}
+
 QT_END_NAMESPACE
diff --git a/src/webenginewidgets/api/qwebengineprofile.h b/src/webenginewidgets/api/qwebengineprofile.h
index ac875c050..a2523edad 100644
--- a/src/webenginewidgets/api/qwebengineprofile.h
+++ b/src/webenginewidgets/api/qwebengineprofile.h
@@ -104,10 +104,11 @@ Q_SIGNALS:
     void downloadRequested(QWebEngineDownloadItem *download);
 
 private:
-    Q_DECLARE_PRIVATE(QWebEngineProfile);
+    Q_DECLARE_PRIVATE(QWebEngineProfile)
     QWebEngineProfile(QWebEngineProfilePrivate *);
 
     friend class QWebEnginePagePrivate;
+    friend class QWebEngineUrlSchemeHandler;
     QScopedPointer<QWebEngineProfilePrivate> d_ptr;
 };
 
diff --git a/src/webenginewidgets/api/qwebengineprofile_p.h b/src/webenginewidgets/api/qwebengineprofile_p.h
index b56e1b3b2..1fc2297c7 100644
--- a/src/webenginewidgets/api/qwebengineprofile_p.h
+++ b/src/webenginewidgets/api/qwebengineprofile_p.h
@@ -39,6 +39,7 @@
 
 #include "browser_context_adapter_client.h"
 #include "qwebengineprofile.h"
+#include "qwebengineurlschemehandler_p.h"
 #include <QMap>
 #include <QPointer>
 
@@ -63,12 +64,18 @@ public:
     void downloadRequested(DownloadItemInfo &info) Q_DECL_OVERRIDE;
     void downloadUpdated(const DownloadItemInfo &info) Q_DECL_OVERRIDE;
 
+    QWebEngineUrlSchemeHandler *urlSchemeHandler(const QByteArray &);
+    void installUrlSchemeHandler(QWebEngineUrlSchemeHandler *);
+    void removeUrlSchemeHandler(QWebEngineUrlSchemeHandler *);
+    void clearUrlSchemeHandlers();
+
 private:
     QWebEngineProfile *q_ptr;
     QWebEngineSettings *m_settings;
     BrowserContextAdapter *m_browserContext;
     QExplicitlySharedDataPointer<BrowserContextAdapter> m_browserContextRef;
     QMap<quint32, QPointer<QWebEngineDownloadItem> > m_ongoingDownloads;
+    QMap<QByteArray, QPointer<QWebEngineUrlSchemeHandler> > m_urlSchemeHandlers;
 };
 
 QT_END_NAMESPACE
diff --git a/src/webenginewidgets/api/qwebengineurlrequestjob.cpp b/src/webenginewidgets/api/qwebengineurlrequestjob.cpp
new file mode 100644
index 000000000..e937a5bba
--- /dev/null
+++ b/src/webenginewidgets/api/qwebengineurlrequestjob.cpp
@@ -0,0 +1,67 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the QtWebEngine module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qwebengineurlrequestjob_p.h"
+
+#include "qwebengineprofile.h"
+
+#include "url_request_custom_job_delegate.h"
+
+QT_BEGIN_NAMESPACE
+
+QWebEngineUrlRequestJob::QWebEngineUrlRequestJob(URLRequestCustomJobDelegate * p)
+    : QObject(p) // owned by the jobdelegate and deleted when the job is done
+    , d_ptr(p)
+{
+}
+
+QWebEngineUrlRequestJob::~QWebEngineUrlRequestJob()
+{
+}
+
+QUrl QWebEngineUrlRequestJob::requestUrl() const
+{
+    return d_ptr->url();
+}
+
+void QWebEngineUrlRequestJob::setReply(const QByteArray &contentType, QIODevice *device)
+{
+    d_ptr->setReply(contentType, device);
+}
+
+
+
+QT_END_NAMESPACE
diff --git a/src/webenginewidgets/api/qwebengineurlrequestjob_p.h b/src/webenginewidgets/api/qwebengineurlrequestjob_p.h
new file mode 100644
index 000000000..3aea80d2f
--- /dev/null
+++ b/src/webenginewidgets/api/qwebengineurlrequestjob_p.h
@@ -0,0 +1,69 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the QtWebEngine module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QWEBENGINEURLREQUESTJOB_H
+#define QWEBENGINEURLREQUESTJOB_H
+
+#include "qtwebenginewidgetsglobal.h"
+
+#include <QtCore/QByteArray>
+#include <QtCore/QObject>
+#include <QtCore/QUrl>
+
+class URLRequestCustomJobDelegate;
+
+QT_BEGIN_NAMESPACE
+
+class QIODevice;
+
+class QWEBENGINEWIDGETS_EXPORT QWebEngineUrlRequestJob : public QObject {
+    Q_OBJECT
+public:
+    ~QWebEngineUrlRequestJob();
+
+    QUrl requestUrl() const;
+    void setReply(const QByteArray &contentType, QIODevice *device);
+
+private:
+    QWebEngineUrlRequestJob(URLRequestCustomJobDelegate *);
+    friend class QWebEngineUrlSchemeHandlerPrivate;
+
+    URLRequestCustomJobDelegate* d_ptr;
+};
+
+QT_END_NAMESPACE
+
+#endif // QWEBENGINEURLREQUESTJOB_H
diff --git a/src/webenginewidgets/api/qwebengineurlschemehandler.cpp b/src/webenginewidgets/api/qwebengineurlschemehandler.cpp
new file mode 100644
index 000000000..b52912b7c
--- /dev/null
+++ b/src/webenginewidgets/api/qwebengineurlschemehandler.cpp
@@ -0,0 +1,83 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the QtWebEngine module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qwebengineurlschemehandler_p.h"
+#include "qwebengineurlschemehandler_p_p.h"
+
+#include "qwebengineprofile.h"
+#include "qwebengineprofile_p.h"
+#include "qwebengineurlrequestjob_p.h"
+
+#include <QSharedPointer>
+
+QT_BEGIN_NAMESPACE
+
+QWebEngineUrlSchemeHandlerPrivate::QWebEngineUrlSchemeHandlerPrivate(const QByteArray &scheme, QWebEngineUrlSchemeHandler *q, QWebEngineProfile *profile)
+    : CustomUrlSchemeHandler(scheme)
+    , q_ptr(q)
+    , m_profile(profile)
+{
+}
+
+QWebEngineUrlSchemeHandlerPrivate::~QWebEngineUrlSchemeHandlerPrivate()
+{
+}
+
+bool QWebEngineUrlSchemeHandlerPrivate::handleJob(URLRequestCustomJobDelegate *job)
+{
+    QWebEngineUrlRequestJob *requestJob = new QWebEngineUrlRequestJob(job);
+    q_ptr->requestStarted(requestJob);
+    return true;
+}
+
+QWebEngineUrlSchemeHandler::QWebEngineUrlSchemeHandler(const QByteArray &scheme, QWebEngineProfile *profile)
+    : QObject(profile)
+    , d_ptr(new QWebEngineUrlSchemeHandlerPrivate(scheme, this, profile))
+{
+    profile->d_func()->installUrlSchemeHandler(this);
+}
+
+QWebEngineUrlSchemeHandler::~QWebEngineUrlSchemeHandler()
+{
+    d_ptr->m_profile->d_func()->removeUrlSchemeHandler(this);
+}
+
+QByteArray QWebEngineUrlSchemeHandler::scheme() const
+{
+    return d_ptr->scheme();
+}
+
+QT_END_NAMESPACE
diff --git a/src/webenginewidgets/api/qwebengineurlschemehandler_p.h b/src/webenginewidgets/api/qwebengineurlschemehandler_p.h
new file mode 100644
index 000000000..0455128c7
--- /dev/null
+++ b/src/webenginewidgets/api/qwebengineurlschemehandler_p.h
@@ -0,0 +1,72 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the QtWebEngine module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QWEBENGINEURLSCHEMEHANDLER_H
+#define QWEBENGINEURLSCHEMEHANDLER_H
+
+#include "qtwebenginewidgetsglobal.h"
+
+#include <QtCore/QByteArray>
+#include <QtCore/QIODevice>
+#include <QtCore/QObject>
+#include <QtCore/QScopedPointer>
+#include <QtCore/QUrl>
+
+QT_BEGIN_NAMESPACE
+
+class QWebEngineProfile;
+class QWebEngineUrlRequestJob;
+class QWebEngineUrlSchemeHandlerPrivate;
+
+class QWEBENGINEWIDGETS_EXPORT QWebEngineUrlSchemeHandler : public QObject {
+    Q_OBJECT
+public:
+    QWebEngineUrlSchemeHandler(const QByteArray &scheme, QWebEngineProfile *profile);
+    virtual ~QWebEngineUrlSchemeHandler();
+
+    QByteArray scheme() const;
+
+    virtual void requestStarted(QWebEngineUrlRequestJob*) = 0;
+
+private:
+    Q_DECLARE_PRIVATE(QWebEngineUrlSchemeHandler)
+    friend class QWebEngineProfilePrivate;
+    QScopedPointer<QWebEngineUrlSchemeHandlerPrivate> d_ptr;
+};
+
+QT_END_NAMESPACE
+
+#endif // QWEBENGINEURLSCHEMEHANDLER_H
diff --git a/src/webenginewidgets/api/qwebengineurlschemehandler_p_p.h b/src/webenginewidgets/api/qwebengineurlschemehandler_p_p.h
new file mode 100644
index 000000000..e880bf000
--- /dev/null
+++ b/src/webenginewidgets/api/qwebengineurlschemehandler_p_p.h
@@ -0,0 +1,66 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the QtWebEngine module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QWEBENGINEURLSCHEMEHANDLER_P_H
+#define QWEBENGINEURLSCHEMEHANDLER_P_H
+
+#include "qwebengineurlschemehandler_p.h"
+
+#include "custom_url_scheme_handler.h"
+
+QT_BEGIN_NAMESPACE
+
+class QWebEngineProfile;
+class QWebEngineUrlRequestJob;
+class QWebEngineUrlSchemeHandler;
+
+class QWebEngineUrlSchemeHandlerPrivate : public CustomUrlSchemeHandler {
+public:
+    Q_DECLARE_PUBLIC(QWebEngineUrlSchemeHandler)
+
+    QWebEngineUrlSchemeHandlerPrivate(const QByteArray &, QWebEngineUrlSchemeHandler *, QWebEngineProfile *);
+    virtual ~QWebEngineUrlSchemeHandlerPrivate();
+
+    virtual bool handleJob(URLRequestCustomJobDelegate*) Q_DECL_OVERRIDE;
+
+private:
+    QWebEngineUrlSchemeHandler *q_ptr;
+    QWebEngineProfile* m_profile;
+};
+
+QT_END_NAMESPACE
+
+#endif // QWEBENGINEURLSCHEMEHANDLER_P_H
diff --git a/src/webenginewidgets/webenginewidgets.pro b/src/webenginewidgets/webenginewidgets.pro
index 82908bfd0..7fa630702 100644
--- a/src/webenginewidgets/webenginewidgets.pro
+++ b/src/webenginewidgets/webenginewidgets.pro
@@ -18,6 +18,8 @@ SOURCES = \
         api/qwebenginepage.cpp \
         api/qwebengineprofile.cpp \
         api/qwebenginesettings.cpp \
+        api/qwebengineurlrequestjob.cpp \
+        api/qwebengineurlschemehandler.cpp \
         api/qwebengineview.cpp \
         render_widget_host_view_qt_delegate_widget.cpp
 
@@ -32,6 +34,9 @@ HEADERS = \
         api/qwebengineprofile.h \
         api/qwebengineprofile_p.h \
         api/qwebenginesettings.h \
+        api/qwebengineurlrequestjob_p.h \
+        api/qwebengineurlschemehandler_p.h \
+        api/qwebengineurlschemehandler_p_p.h \
         api/qwebengineview.h \
         api/qwebengineview_p.h \
         render_widget_host_view_qt_delegate_widget.h
-- 
GitLab