/****************************************************************************

**

** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).

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** Contact: Nokia Corporation (qt-info@nokia.com)

**

** This file is part of the test suite of the Qt Toolkit.

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** 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:

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** rights. These rights are described in the Nokia Qt LGPL Exception

** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

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** 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

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** $QT_END_LICENSE$

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****************************************************************************/

#include <QString>

#ifdef QT_NETWORK_LIB

#include <QtNetwork/QHostInfo>

#endif

#ifdef Q_OS_SYMBIAN

#include <e32base.h>

#include <sys/socket.h>

#include <net/if.h>

#include <QSharedPointer>

#include <QHash>

#endif

#if defined(Q_OS_SYMBIAN)

#if defined(Q_CC_NOKIAX86)

// In emulator we use WINSOCK connectivity by default. Unfortunately winsock

// does not work very well with UDP sockets. This defines skips some test

// cases which have known problems.

// NOTE: Prefer to use WINPCAP based connectivity in S60 emulator when running

// network tests. WINPCAP connectivity uses Symbian OS IP stack,

// correspondingly as HW does. When using WINPCAP disable this define

//#define SYMBIAN_WINSOCK_CONNECTIVITY

#endif // Q_CC_NOKIAX86

// FIXME: any reason we do this for symbian only, and not other platforms?

class QtNetworkSettingsRecord {

public:

    QtNetworkSettingsRecord() { }

    QtNetworkSettingsRecord(const QString& recName, const QString& recVal)

        : strRecordName(recName), strRecordValue(recVal) { }

    QtNetworkSettingsRecord(const QtNetworkSettingsRecord & other)

         : strRecordName(other.strRecordName), strRecordValue(other.strRecordValue) { }

    ~QtNetworkSettingsRecord() { }

    const QString& recordName() const { return strRecordName; }

    const QString& recordValue() const { return strRecordValue; }

private:

    QString strRecordName;

    QString strRecordValue;

};

#endif // Q_OS_SYMBIAN

class QtNetworkSettings

{

public:

    static QString serverLocalName()

    {

#ifdef Q_OS_SYMBIAN

        loadTestSettings();

        if(QtNetworkSettings::entries.contains("server.localname")) {

            QtNetworkSettingsRecord* entry = entries["server.localname"];

            return entry->recordValue();

        }

#endif

        return QString("qt-test-server");

    }

    static QString serverDomainName()

    {

#ifdef Q_OS_SYMBIAN

        loadTestSettings();

        if(QtNetworkSettings::entries.contains("server.domainname")) {

            QtNetworkSettingsRecord* entry = entries["server.domainname"];

            return entry->recordValue();

        }

#endif

        return QString("qt-test-net");

    }

    static QString serverName()

    {

#ifdef Q_OS_SYMBIAN

        loadTestSettings();

#endif

        return serverLocalName() + "." + serverDomainName();

    }

    static QString winServerName()

    {

        return serverName();

    }

    static QString wildcardServerName()

    {

        return "qt-test-server.wildcard.dev." + serverDomainName();

    }

#ifdef QT_NETWORK_LIB

    static QHostAddress serverIP()

    {

#ifdef Q_OS_SYMBIAN

        loadTestSettings();

        if(QtNetworkSettings::entries.contains("server.ip")) {

            QtNetworkSettingsRecord* entry = entries["server.ip"];

            if(serverIp.isNull()) {

                serverIp = entry->recordValue().toAscii();

            }

            return QHostAddress(serverIp.data());

        }

#endif // Q_OS_SYMBIAN

    return QHostInfo::fromName(serverName()).addresses().first();

    }

#endif

    static bool compareReplyIMAP(QByteArray const& actual)

    {

        QList<QByteArray> expected;

#ifdef Q_OS_SYMBIAN

        loadTestSettings();

        if(QtNetworkSettings::entries.contains("imap.expectedreply")) {

            QtNetworkSettingsRecord* entry = entries["imap.expectedreply"];

            if(imapExpectedReply.isNull()) {

                imapExpectedReply = entry->recordValue().toAscii();

                imapExpectedReply.append('\r').append('\n');

            }

            expected << imapExpectedReply.data();

        }

#endif

        // Mandriva; old test server

        expected << QByteArray( "* OK [CAPABILITY IMAP4 IMAP4rev1 LITERAL+ ID STARTTLS LOGINDISABLED] " )

            .append(QtNetworkSettings::serverName().toAscii())

            .append(" Cyrus IMAP4 v2.3.11-Mandriva-RPM-2.3.11-6mdv2008.1 server ready\r\n");

        // Ubuntu 10.04; new test server

        expected << QByteArray( "* OK " )

            .append(QtNetworkSettings::serverLocalName().toAscii())

            .append(" Cyrus IMAP4 v2.2.13-Debian-2.2.13-19 server ready\r\n");

        // Feel free to add more as needed

        Q_FOREACH (QByteArray const& ba, expected) {

            if (ba == actual) {

                return true;

            }

        }

        return false;

    }

    static bool compareReplyIMAPSSL(QByteArray const& actual)

    {

        QList<QByteArray> expected;

#ifdef Q_OS_SYMBIAN

        loadTestSettings();

        if(QtNetworkSettings::entries.contains("imap.expectedreplyssl")) {

            QtNetworkSettingsRecord* entry = entries["imap.expectedreplyssl"];

            if(imapExpectedReplySsl.isNull()) {

                imapExpectedReplySsl = entry->recordValue().toAscii();

                imapExpectedReplySsl.append('\r').append('\n');

            }

            expected << imapExpectedReplySsl.data();

        }

#endif

        // Mandriva; old test server

        expected << QByteArray( "* OK [CAPABILITY IMAP4 IMAP4rev1 LITERAL+ ID AUTH=PLAIN SASL-IR] " )

            .append(QtNetworkSettings::serverName().toAscii())

            .append(" Cyrus IMAP4 v2.3.11-Mandriva-RPM-2.3.11-6mdv2008.1 server ready\r\n");

        // Ubuntu 10.04; new test server

        expected << QByteArray( "* OK " )

            .append(QtNetworkSettings::serverLocalName().toAscii())

            .append(" Cyrus IMAP4 v2.2.13-Debian-2.2.13-19 server ready\r\n");

        // Feel free to add more as needed

        Q_FOREACH (QByteArray const& ba, expected) {

            if (ba == actual) {

                return true;

            }

        }

        return false;

    }

    static bool compareReplyFtp(QByteArray const& actual)

    {

        QList<QByteArray> expected;

        // A few different vsFTPd versions.

        // Feel free to add more as needed

        expected << QByteArray( "220 (vsFTPd 2.0.5)\r\n221 Goodbye.\r\n" );

        expected << QByteArray( "220 (vsFTPd 2.2.2)\r\n221 Goodbye.\r\n" );

        Q_FOREACH (QByteArray const& ba, expected) {

            if (ba == actual) {

                return true;

            }

        }

        return false;

    }

#ifdef Q_OS_SYMBIAN

    static void setDefaultIap()

    {

        loadDefaultIap();

        struct ifreq ifReq;

        if(entries.contains("iap.default")) {

            QtNetworkSettingsRecord* entry = entries["iap.default"];

            QByteArray tmp(entry->recordValue().toAscii());

            strcpy( ifReq.ifr_name, tmp.data());

        }

        else // some default value

            strcpy( ifReq.ifr_name, "Lab");

        int err = setdefaultif( &ifReq );

        if(err)

            printf("Setting default IAP - '%s' failed: %d\n", ifReq.ifr_name, err);

        else

            printf("'%s' used as an default IAP\n", ifReq.ifr_name);

    }

#endif

private:

#ifdef Q_OS_SYMBIAN

    static  QHash<QString, QtNetworkSettingsRecord* > entries;

    static bool bDefaultIapLoaded;

    static bool bTestSettingsLoaded;

    static QString iapFileFullPath;

    static QByteArray serverIp;

    static QByteArray imapExpectedReply;

    static QByteArray imapExpectedReplySsl;

    static bool loadDefaultIap() {

        if(bDefaultIapLoaded)

            return true;

        QFile iapCfgFile(iapFileFullPath);

        bool bFoundDefaultIapTag = false;

        if (iapCfgFile.open(QFile::ReadOnly)) {

            QTextStream input(&iapCfgFile);

            QString line;

            do {

                line = input.readLine().trimmed();

                if(line.startsWith(QString("#")))

                    continue; // comment found

                if(line.contains(QString("[DEFAULT]"))) {

                    bFoundDefaultIapTag = true;

                } else if(line.contains(QString("[")) && bFoundDefaultIapTag) {

                    break;

                }

                if(bFoundDefaultIapTag && line.contains("name")) {

                    int position = line.indexOf(QString("="));

                    position += QString("=").length();

                    //create record

                    QtNetworkSettingsRecord *entry =

                        new QtNetworkSettingsRecord( QString("iap.default"), line.mid(position).trimmed() );

                    entries.insert(entry->recordName(), entry);

                    break;

                }

            } while (!line.isNull());

        }

        return bDefaultIapLoaded = bFoundDefaultIapTag;

    }

    static bool loadTestSettings() {

        if(bTestSettingsLoaded)

            return true;

        QFile cfgFile(iapFileFullPath);

        bool bFoundTestTag = false;

        if (cfgFile.open(QFile::ReadOnly)) {

            QTextStream input(&cfgFile);

            QString line;

            do {

                line = input.readLine().trimmed();

                if(line.startsWith(QString("#")) || line.length() == 0)

                    continue; // comment or empty line found

                if(line.contains(QString("[TEST]"))) {

                    bFoundTestTag = true;

                } else if(line.startsWith(QString("[")) && bFoundTestTag) {

                    bFoundTestTag = false;

                    break; // finished with test tag

                }

                if(bFoundTestTag) { // non-empty line

                    int position = line.indexOf(QString("="));

                    if(position <= 0) // not found

                        continue;

                    // found - extract

                    QString recname = line.mid(0, position - QString("=").length()).trimmed();

                    QString recval = line.mid(position + QString("=").length()).trimmed();

                    //create record

                    QtNetworkSettingsRecord *entry = new QtNetworkSettingsRecord(recname, recval);

                    entries.insert(entry->recordName(), entry);

                }

            } while (!line.isNull());

        }

        return bTestSettingsLoaded = true;

    }

#endif

};

#ifdef Q_OS_SYMBIAN

QHash<QString, QtNetworkSettingsRecord* > QtNetworkSettings::entries = QHash<QString, QtNetworkSettingsRecord* > ();

bool QtNetworkSettings::bDefaultIapLoaded = false;

bool QtNetworkSettings::bTestSettingsLoaded = false;

QString QtNetworkSettings::iapFileFullPath = QString("C:\\Data\\iap.txt");

QByteArray QtNetworkSettings::serverIp;

QByteArray QtNetworkSettings::imapExpectedReply;

QByteArray QtNetworkSettings::imapExpectedReplySsl;

#endif

#ifdef Q_OS_SYMBIAN

#define Q_SET_DEFAULT_IAP QtNetworkSettings::setDefaultIap();

#else

#define Q_SET_DEFAULT_IAP

#endif

#ifdef QT_NETWORK_LIB

class QtNetworkSettingsInitializerCode {

public:

    QtNetworkSettingsInitializerCode() {

#ifdef Q_OS_SYMBIAN

#ifdef Q_CC_NOKIAX86

        // We have a non-trivial constructor in global static.

        // The QtNetworkSettings::serverName() uses native API which assumes

        // Cleanup-stack to exist. That's why we create it here and install

        // top level TRAP harness.

        CTrapCleanup *cleanupStack = q_check_ptr(CTrapCleanup::New());

        TRAPD(err,

            QHostInfo testServerResult = QHostInfo::fromName(QtNetworkSettings::serverName());

            if (testServerResult.error() != QHostInfo::NoError) {

                qWarning() << "Could not lookup" << QtNetworkSettings::serverName();

                qWarning() << "Please configure the test environment!";

                qWarning() << "See /etc/hosts or network-settings.h";

                qFatal("Exiting");

            }

        )

        delete cleanupStack;

//#else

        // In Symbian HW there is no sense to run this check since global statics are

        // initialized before QTestLib initializes the output channel for QWarnigns.

        // So if there is problem network setup, also all QtCore etc tests whcih have

        // QtNetwork dependency will crash with panic "0 - Exiciting"

#endif

#else

        QHostInfo testServerResult = QHostInfo::fromName(QtNetworkSettings::serverName());

        if (testServerResult.error() != QHostInfo::NoError) {

            qWarning() << "Could not lookup" << QtNetworkSettings::serverName();

            qWarning() << "Please configure the test environment!";

            qWarning() << "See /etc/hosts or network-settings.h";

            qFatal("Exiting");

        }

#endif

    }

};

QtNetworkSettingsInitializerCode qtNetworkSettingsInitializer;

#endif