From 73f0716ddf56443db3d45a9eb60cee6177df2fc4 Mon Sep 17 00:00:00 2001
From: Adam Kallai <kadam@inf.u-szeged.hu>
Date: Thu, 19 Dec 2013 08:26:35 -0800
Subject: [PATCH] Implement WebEngineError class for handling ErrorDomain

Change-Id: I6092483d46b8d0db6193b92f2744bd836beb4912
Reviewed-by: Andras Becsi <andras.becsi@digia.com>
Reviewed-by: Pierre Rossi <pierre.rossi@gmail.com>
---
 src/core/core_gyp_generator.pro |  2 +
 src/core/web_engine_error.cpp   | 87 +++++++++++++++++++++++++++++++++
 src/core/web_engine_error.h     | 65 ++++++++++++++++++++++++
 3 files changed, 154 insertions(+)
 create mode 100644 src/core/web_engine_error.cpp
 create mode 100644 src/core/web_engine_error.h

diff --git a/src/core/core_gyp_generator.pro b/src/core/core_gyp_generator.pro
index 60157377e..4064324d0 100644
--- a/src/core/core_gyp_generator.pro
+++ b/src/core/core_gyp_generator.pro
@@ -51,6 +51,7 @@ SOURCES = \
         web_contents_delegate_qt.cpp \
         web_contents_view_qt.cpp \
         web_engine_context.cpp \
+        web_engine_error.cpp \
         web_engine_library_info.cpp \
         web_event_factory.cpp \
         yuv_video_node.cpp \
@@ -79,6 +80,7 @@ HEADERS = \
         web_contents_delegate_qt.h \
         web_contents_view_qt.h \
         web_engine_context.h \
+        web_engine_error.h \
         web_engine_library_info.h \
         web_event_factory.h \
         yuv_video_node.h \
diff --git a/src/core/web_engine_error.cpp b/src/core/web_engine_error.cpp
new file mode 100644
index 000000000..f53346995
--- /dev/null
+++ b/src/core/web_engine_error.cpp
@@ -0,0 +1,87 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** 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 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 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 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "web_engine_error.h"
+
+namespace {
+const int noError = 0;
+const int systemRelatedErrors = -1;
+const int connectionRelatedErrors = -100;
+const int certificateErrors = -200;
+const int httpErrors = -300;
+const int cacheErrors = -400;
+const int internalErrors = -500;
+const int ftpErrors = -600;
+const int certificateManagerErrors = -700;
+const int dnsResolverErrors = -800;
+const int endErrors = -900;
+}
+
+WebEngineError::ErrorDomain WebEngineError::toQtErrorDomain(int error_code)
+{
+    // Chromium's ranges from net/base/net_error_list.h:
+    //         0 No error
+    //     1- 99 System related errors
+    //   100-199 Connection related errors
+    //   200-299 Certificate errors
+    //   300-399 HTTP errors
+    //   400-499 Cache errors
+    //   500-599 Internal errors
+    //   600-699 FTP errors
+    //   700-799 Certificate manager errors
+    //   800-899 DNS resolver errors
+
+    if (error_code == noError)
+        return WebEngineError::NoErrorDomain;
+    else if (certificateErrors < error_code && error_code <= connectionRelatedErrors)
+        return WebEngineError::ConnectionErrorDomain;
+    else if ((httpErrors < error_code && error_code <= certificateErrors)
+             || (dnsResolverErrors < error_code && error_code <= certificateManagerErrors))
+        return WebEngineError::CertificateErrorDomain;
+    else if (cacheErrors < error_code && error_code <= httpErrors)
+        return WebEngineError::HttpErrorDomain;
+    else if (certificateManagerErrors < error_code && error_code <= ftpErrors)
+        return WebEngineError::FtpErrorDomain;
+    else if (endErrors < error_code && error_code <= dnsResolverErrors)
+        return WebEngineError::DnsErrorDomain;
+    else
+        return WebEngineError::InternalErrorDomain;
+}
diff --git a/src/core/web_engine_error.h b/src/core/web_engine_error.h
new file mode 100644
index 000000000..9fd7eb265
--- /dev/null
+++ b/src/core/web_engine_error.h
@@ -0,0 +1,65 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** 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 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 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 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef WEB_ENGINE_ERROR_H
+#define WEB_ENGINE_ERROR_H
+
+#include "qtwebenginecoreglobal.h"
+
+class QWEBENGINE_EXPORT WebEngineError
+{
+
+public:
+    enum ErrorDomain {
+         NoErrorDomain,
+         InternalErrorDomain,
+         ConnectionErrorDomain,
+         CertificateErrorDomain,
+         HttpErrorDomain,
+         FtpErrorDomain,
+         DnsErrorDomain
+    };
+
+    static ErrorDomain toQtErrorDomain(int error_code);
+
+};
+
+#endif // WEB_ENGINE_ERROR_H
-- 
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