/*
    This file is part of libkabc and/or kaddressbook.
    Copyright (c) 2004 Klarälvdalens Datakonsult AB
        <info@klaralvdalens-datakonsult.se>

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library 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
    Library General Public License for more details.

    You should have received a copy of the GNU Library General Public License
    along with this library; see the file COPYING.LIB.  If not, write to
    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
    Boston, MA 02110-1301, USA.

    In addition, as a special exception, the copyright holders give
    permission to link the code of this program with any edition of
    the Qt library by Trolltech AS, Norway (or with modified versions
    of Qt that use the same license as Qt), and distribute linked
    combinations including the two.  You must obey the GNU General
    Public License in all respects for all of the code used other than
    Qt.  If you modify this file, you may extend this exception to
    your version of the file, but you are not obligated to do so.  If
    you do not wish to do so, delete this exception statement from
    your version.
*/

#include "contact.h"
#include "pimkolab_debug.h"
#include <kcontacts/addressee.h>
#include <QFile>
#include <float.h>

using namespace KolabV2;

namespace {
inline QString defaultPictureAttachmentName()
{
    return QStringLiteral("kolab-picture.png");
}

inline QString defaultLogoAttachmentName()
{
    return QStringLiteral("kolab-logo.png");
}

inline QString defaultSoundAttachmentName()
{
    return QStringLiteral("sound");
}

inline QString unhandledTagAppName()
{
    return QStringLiteral("KOLABUNHANDLED");
}                                                                                 // no hyphens in appnames!
}

// saving (addressee->xml)
Contact::Contact(const KContacts::Addressee *addr)
    : mHasGeo(false)
{
    setFields(addr);
}

// loading (xml->addressee)
Contact::Contact(const QString &xml)
    : mHasGeo(false)
{
    load(xml);
}

Contact::~Contact()
{
}

void Contact::setGivenName(const QString &name)
{
    mGivenName = name;
}

QString Contact::givenName() const
{
    return mGivenName;
}

void Contact::setMiddleNames(const QString &names)
{
    mMiddleNames = names;
}

QString Contact::middleNames() const
{
    return mMiddleNames;
}

void Contact::setLastName(const QString &name)
{
    mLastName = name;
}

QString Contact::lastName() const
{
    return mLastName;
}

void Contact::setFullName(const QString &name)
{
    mFullName = name;
}

QString Contact::fullName() const
{
    return mFullName;
}

void Contact::setInitials(const QString &initials)
{
    mInitials = initials;
}

QString Contact::initials() const
{
    return mInitials;
}

void Contact::setPrefix(const QString &prefix)
{
    mPrefix = prefix;
}

QString Contact::prefix() const
{
    return mPrefix;
}

void Contact::setSuffix(const QString &suffix)
{
    mSuffix = suffix;
}

QString Contact::suffix() const
{
    return mSuffix;
}

void Contact::setRole(const QString &role)
{
    mRole = role;
}

QString Contact::role() const
{
    return mRole;
}

void Contact::setFreeBusyUrl(const QString &fbUrl)
{
    mFreeBusyUrl = fbUrl;
}

QString Contact::freeBusyUrl() const
{
    return mFreeBusyUrl;
}

void Contact::setOrganization(const QString &organization)
{
    mOrganization = organization;
}

QString Contact::organization() const
{
    return mOrganization;
}

void Contact::setWebPage(const QString &url)
{
    mWebPage = url;
}

QString Contact::webPage() const
{
    return mWebPage;
}

void Contact::setIMAddress(const QString &imAddress)
{
    mIMAddress = imAddress;
}

QString Contact::imAddress() const
{
    return mIMAddress;
}

void Contact::setDepartment(const QString &department)
{
    mDepartment = department;
}

QString Contact::department() const
{
    return mDepartment;
}

void Contact::setOfficeLocation(const QString &location)
{
    mOfficeLocation = location;
}

QString Contact::officeLocation() const
{
    return mOfficeLocation;
}

void Contact::setProfession(const QString &profession)
{
    mProfession = profession;
}

QString Contact::profession() const
{
    return mProfession;
}

void Contact::setTitle(const QString &title)
{
    mTitle = title;
}

QString Contact::title() const
{
    return mTitle;
}

void Contact::setManagerName(const QString &name)
{
    mManagerName = name;
}

QString Contact::managerName() const
{
    return mManagerName;
}

void Contact::setAssistant(const QString &name)
{
    mAssistant = name;
}

QString Contact::assistant() const
{
    return mAssistant;
}

void Contact::setNickName(const QString &name)
{
    mNickName = name;
}

QString Contact::nickName() const
{
    return mNickName;
}

void Contact::setSpouseName(const QString &name)
{
    mSpouseName = name;
}

QString Contact::spouseName() const
{
    return mSpouseName;
}

void Contact::setBirthday(const QDate &date)
{
    mBirthday = date;
}

QDate Contact::birthday() const
{
    return mBirthday;
}

void Contact::setAnniversary(const QDate &date)
{
    mAnniversary = date;
}

QDate Contact::anniversary() const
{
    return mAnniversary;
}

void Contact::setChildren(const QString &children)
{
    mChildren = children;
}

QString Contact::children() const
{
    return mChildren;
}

void Contact::setGender(const QString &gender)
{
    mGender = gender;
}

QString Contact::gender() const
{
    return mGender;
}

void Contact::setLanguage(const QString &language)
{
    mLanguage = language;
}

QString Contact::language() const
{
    return mLanguage;
}

void Contact::addPhoneNumber(const PhoneNumber &number)
{
    mPhoneNumbers.append(number);
}

QList<Contact::PhoneNumber> &Contact::phoneNumbers()
{
    return mPhoneNumbers;
}

const QList<Contact::PhoneNumber> &Contact::phoneNumbers() const
{
    return mPhoneNumbers;
}

void Contact::addEmail(const Email &email)
{
    mEmails.append(email);
}

QList<Contact::Email> &Contact::emails()
{
    return mEmails;
}

QString Contact::fullEmail() const
{
    return mFullEmail;
}

const QList<Contact::Email> &Contact::emails() const
{
    return mEmails;
}

void Contact::addAddress(const Contact::Address &address)
{
    mAddresses.append(address);
}

QList<Contact::Address> &Contact::addresses()
{
    return mAddresses;
}

const QList<Contact::Address> &Contact::addresses() const
{
    return mAddresses;
}

void Contact::setPreferredAddress(const QString &address)
{
    mPreferredAddress = address;
}

QString Contact::preferredAddress() const
{
    return mPreferredAddress;
}

bool Contact::loadNameAttribute(QDomElement &element)
{
    for (QDomNode n = element.firstChild(); !n.isNull(); n = n.nextSibling()) {
        if (n.isComment()) {
            continue;
        }
        if (n.isElement()) {
            QDomElement e = n.toElement();
            QString tagName = e.tagName();

            if (tagName == QLatin1String("given-name")) {
                setGivenName(e.text());
            } else if (tagName == QLatin1String("middle-names")) {
                setMiddleNames(e.text());
            } else if (tagName == QLatin1String("last-name")) {
                setLastName(e.text());
            } else if (tagName == QLatin1String("full-name")) {
                setFullName(e.text());
            } else if (tagName == QLatin1String("initials")) {
                setInitials(e.text());
            } else if (tagName == QLatin1String("prefix")) {
                setPrefix(e.text());
            } else if (tagName == QLatin1String("suffix")) {
                setSuffix(e.text());
            } else {
                // TODO: Unhandled tag - save for later storage
                qCDebug(PIMKOLAB_LOG) <<"Warning: Unhandled tag" << e.tagName();
            }
        } else {
            qCDebug(PIMKOLAB_LOG) <<"Node is not a comment or an element???";
        }
    }

    return true;
}

void Contact::saveNameAttribute(QDomElement &element) const
{
    QDomElement e = element.ownerDocument().createElement(QStringLiteral("name"));
    element.appendChild(e);

    writeString(e, QStringLiteral("given-name"), givenName());
    writeString(e, QStringLiteral("middle-names"), middleNames());
    writeString(e, QStringLiteral("last-name"), lastName());
    writeString(e, QStringLiteral("full-name"), fullName());
    writeString(e, QStringLiteral("initials"), initials());
    writeString(e, QStringLiteral("prefix"), prefix());
    writeString(e, QStringLiteral("suffix"), suffix());
}

bool Contact::loadPhoneAttribute(QDomElement &element)
{
    PhoneNumber number;
    for (QDomNode n = element.firstChild(); !n.isNull(); n = n.nextSibling()) {
        if (n.isComment()) {
            continue;
        }
        if (n.isElement()) {
            QDomElement e = n.toElement();
            QString tagName = e.tagName();

            if (tagName == QLatin1String("type")) {
                number.type = e.text();
            } else if (tagName == QLatin1String("number")) {
                number.number = e.text();
            } else {
                // TODO: Unhandled tag - save for later storage
                qCDebug(PIMKOLAB_LOG) <<"Warning: Unhandled tag" << e.tagName();
            }
        } else {
            qCDebug(PIMKOLAB_LOG) <<"Node is not a comment or an element???";
        }
    }

    addPhoneNumber(number);
    return true;
}

void Contact::savePhoneAttributes(QDomElement &element) const
{
    QList<PhoneNumber>::ConstIterator it = mPhoneNumbers.constBegin();
    const QList<PhoneNumber>::ConstIterator end = mPhoneNumbers.constEnd();
    for (; it != end; ++it) {
        QDomElement e = element.ownerDocument().createElement(QStringLiteral("phone"));
        element.appendChild(e);
        const PhoneNumber &p = *it;
        writeString(e, QStringLiteral("type"), p.type);
        writeString(e, QStringLiteral("number"), p.number);
    }
}

void Contact::saveEmailAttributes(QDomElement &element) const
{
    QList<Email>::ConstIterator it = mEmails.constBegin();
    QList<Email>::ConstIterator end = mEmails.constEnd();
    for (; it != end; ++it) {
        saveEmailAttribute(element, *it);
    }
}

void Contact::loadCustomAttributes(QDomElement &element)
{
    Custom custom;
    custom.app = element.attribute(QStringLiteral("app"));
    custom.name = element.attribute(QStringLiteral("name"));
    custom.value = element.attribute(QStringLiteral("value"));
    mCustomList.append(custom);
}

void Contact::saveCustomAttributes(QDomElement &element) const
{
    QList<Custom>::ConstIterator it = mCustomList.constBegin();
    const QList<Custom>::ConstIterator total = mCustomList.constEnd();
    for (; it != total; ++it) {
        Q_ASSERT(!(*it).name.isEmpty());
        if ((*it).app == unhandledTagAppName()) {
            writeString(element, (*it).name, (*it).value);
        } else {
            // Let's use attributes so that other tag-preserving-code doesn't need sub-elements
            QDomElement e = element.ownerDocument().createElement(QStringLiteral("x-custom"));
            element.appendChild(e);
            e.setAttribute(QStringLiteral("app"), (*it).app);
            e.setAttribute(QStringLiteral("name"), (*it).name);
            e.setAttribute(QStringLiteral("value"), (*it).value);
        }
    }
}

bool Contact::loadAddressAttribute(QDomElement &element)
{
    Address address;

    for (QDomNode n = element.firstChild(); !n.isNull(); n = n.nextSibling()) {
        if (n.isComment()) {
            continue;
        }
        if (n.isElement()) {
            QDomElement e = n.toElement();
            QString tagName = e.tagName();

            if (tagName == QLatin1String("type")) {
                address.type = e.text();
            } else if (tagName == QLatin1String("x-kde-type")) {
                address.kdeAddressType = e.text().toInt();
            } else if (tagName == QLatin1String("street")) {
                address.street = e.text();
            } else if (tagName == QLatin1String("pobox")) {
                address.pobox = e.text();
            } else if (tagName == QLatin1String("locality")) {
                address.locality = e.text();
            } else if (tagName == QLatin1String("region")) {
                address.region = e.text();
            } else if (tagName == QLatin1String("postal-code")) {
                address.postalCode = e.text();
            } else if (tagName == QLatin1String("country")) {
                address.country = e.text();
            } else {
                // TODO: Unhandled tag - save for later storage
                qCDebug(PIMKOLAB_LOG) <<"Warning: Unhandled tag" << e.tagName();
            }
        } else {
            qCDebug(PIMKOLAB_LOG) <<"Node is not a comment or an element???";
        }
    }

    addAddress(address);
    return true;
}

void Contact::saveAddressAttributes(QDomElement &element) const
{
    QList<Address>::ConstIterator it = mAddresses.constBegin();
    const QList<Address>::ConstIterator end = mAddresses.constEnd();
    for (; it != end; ++it) {
        QDomElement e = element.ownerDocument().createElement(QStringLiteral("address"));
        element.appendChild(e);
        const Address &a = *it;
        writeString(e, QStringLiteral("type"), a.type);
        writeString(e, QStringLiteral("x-kde-type"), QString::number(a.kdeAddressType));
        if (!a.street.isEmpty()) {
            writeString(e, QStringLiteral("street"), a.street);
        }
        if (!a.pobox.isEmpty()) {
            writeString(e, QStringLiteral("pobox"), a.pobox);
        }
        if (!a.locality.isEmpty()) {
            writeString(e, QStringLiteral("locality"), a.locality);
        }
        if (!a.region.isEmpty()) {
            writeString(e, QStringLiteral("region"), a.region);
        }
        if (!a.postalCode.isEmpty()) {
            writeString(e, QStringLiteral("postal-code"), a.postalCode);
        }
        if (!a.country.isEmpty()) {
            writeString(e, QStringLiteral("country"), a.country);
        }
    }
}

bool Contact::loadAttribute(QDomElement &element)
{
    const QString tagName = element.tagName();
    switch (tagName[0].toLatin1()) {
    case 'a':
        if (tagName == QLatin1String("address")) {
            return loadAddressAttribute(element);
        }
        if (tagName == QLatin1String("assistant")) {
            setAssistant(element.text());
            return true;
        }
        if (tagName == QLatin1String("anniversary")) {
            if (!element.text().isEmpty()) {
                setAnniversary(stringToDate(element.text()));
            }
            return true;
        }
        break;
    case 'b':
        if (tagName == QLatin1String("birthday")) {
            if (!element.text().isEmpty()) {
                setBirthday(stringToDate(element.text()));
            }
            return true;
        }
        break;
    case 'c':
        if (tagName == QLatin1String("children")) {
            setChildren(element.text());
            return true;
        }
        break;
    case 'd':
        if (tagName == QLatin1String("department")) {
            setDepartment(element.text());
            return true;
        }
        break;
    case 'e':
        if (tagName == QLatin1String("email")) {
            Email email;
            if (loadEmailAttribute(element, email)) {
                addEmail(email);
                return true;
            } else {
                return false;
            }
        }
        break;
    case 'f':
        if (tagName == QLatin1String("free-busy-url")) {
            setFreeBusyUrl(element.text());
            return true;
        }
        break;
    case 'g':
        if (tagName == QLatin1String("gender")) {
            setGender(element.text());
            return true;
        }
        break;
    case 'i':
        if (tagName == QLatin1String("im-address")) {
            setIMAddress(element.text());
            return true;
        }
        break;
    case 'j':
        if (tagName == QLatin1String("job-title")) {
            // see saveAttributes: <job-title> is mapped to the Role field
            setTitle(element.text());
            return true;
        }
        break;
    case 'l':
        if (tagName == QLatin1String("language")) {
            setLanguage(element.text());
            return true;
        }
        if (tagName == QLatin1String("latitude")) {
            setLatitude(element.text().toFloat());
            mHasGeo = true;
            return true;
        }
        if (tagName == QLatin1String("longitude")) {
            setLongitude(element.text().toFloat());
            mHasGeo = true;
        }
        break;
    case 'm':
        if (tagName == QLatin1String("manager-name")) {
            setManagerName(element.text());
            return true;
        }
        break;
    case 'n':
        if (tagName == QLatin1String("name")) {
            return loadNameAttribute(element);
        }
        if (tagName == QLatin1String("nick-name")) {
            setNickName(element.text());
            return true;
        }
        break;
    case 'o':
        if (tagName == QLatin1String("organization")) {
            setOrganization(element.text());
            return true;
        }
        if (tagName == QLatin1String("office-location")) {
            setOfficeLocation(element.text());
            return true;
        }
        break;
    case 'p':
        if (tagName == QLatin1String("profession")) {
            setProfession(element.text());
            return true;
        }
        if (tagName == QLatin1String("picture")) {
            mPictureAttachmentName = element.text();
            return true;
        }
        if (tagName == QLatin1String("phone")) {
            return loadPhoneAttribute(element);
        }
        if (tagName == QLatin1String("preferred-address")) {
            setPreferredAddress(element.text());
            return true;
        }
        break;
    case 'r':
        if (tagName == QLatin1String("role")) {
            setRole(element.text());
            return true;
        }
        break;
    case 's':
        if (tagName == QLatin1String("spouse-name")) {
            setSpouseName(element.text());
            return true;
        }
        break;
    case 'x':
        if (tagName == QLatin1String("x-logo")) {
            mLogoAttachmentName = element.text();
            return true;
        }
        if (tagName == QLatin1String("x-sound")) {
            mSoundAttachmentName = element.text();
            return true;
        }
        if (tagName == QLatin1String("x-custom")) {
            loadCustomAttributes(element);
            return true;
        }
        if (tagName == QLatin1String("x-title")) {
            setTitle(element.text());
            return true;
        }
        break;
    case 'w':
        if (tagName == QLatin1String("web-page")) {
            setWebPage(element.text());
            return true;
        }
        break;
    default:
        break;
    }
    return KolabBase::loadAttribute(element);
}

bool Contact::saveAttributes(QDomElement &element) const
{
    // Save the base class elements
    KolabBase::saveAttributes(element);
    saveNameAttribute(element);
    writeString(element, QStringLiteral("free-busy-url"), freeBusyUrl());
    writeString(element, QStringLiteral("organization"), organization());
    writeString(element, QStringLiteral("web-page"), webPage());
    writeString(element, QStringLiteral("im-address"), imAddress());
    writeString(element, QStringLiteral("department"), department());
    writeString(element, QStringLiteral("office-location"), officeLocation());
    writeString(element, QStringLiteral("profession"), profession());
    writeString(element, QStringLiteral("role"), role());
    writeString(element, QStringLiteral("job-title"), title());
    writeString(element, QStringLiteral("manager-name"), managerName());
    writeString(element, QStringLiteral("assistant"), assistant());
    writeString(element, QStringLiteral("nick-name"), nickName());
    writeString(element, QStringLiteral("spouse-name"), spouseName());
    writeString(element, QStringLiteral("birthday"), dateToString(birthday()));
    writeString(element, QStringLiteral("anniversary"), dateToString(anniversary()));
    if (!picture().isNull()) {
        writeString(element, QStringLiteral("picture"), mPictureAttachmentName);
    }
    if (!logo().isNull()) {
        writeString(element, QStringLiteral("x-logo"), mLogoAttachmentName);
    }
    if (!sound().isNull()) {
        writeString(element, QStringLiteral("x-sound"), mSoundAttachmentName);
    }
    writeString(element, QStringLiteral("children"), children());
    writeString(element, QStringLiteral("gender"), gender());
    writeString(element, QStringLiteral("language"), language());
    savePhoneAttributes(element);
    saveEmailAttributes(element);
    saveAddressAttributes(element);
    writeString(element, QStringLiteral("preferred-address"), preferredAddress());
    if (mHasGeo) {
        writeString(element, QStringLiteral("latitude"), QString::number(latitude(), 'g', DBL_DIG));
        writeString(element, QStringLiteral("longitude"), QString::number(longitude(), 'g', DBL_DIG));
    }
    saveCustomAttributes(element);

    return true;
}

bool Contact::loadXML(const QDomDocument &document)
{
    QDomElement top = document.documentElement();

    if (top.tagName() != QLatin1String("contact")) {
        qCWarning(PIMKOLAB_LOG) << QStringLiteral("XML error: Top tag was %1 instead of the expected contact").arg(top.tagName());
        return false;
    }

    for (QDomNode n = top.firstChild(); !n.isNull(); n = n.nextSibling()) {
        if (n.isComment()) {
            continue;
        }
        if (n.isElement()) {
            QDomElement e = n.toElement();
            if (!loadAttribute(e)) {
                // Unhandled tag - save for later storage
                //qCDebug(PIMKOLAB_LOG) <<"Saving unhandled tag" << e.tagName();
                Custom c;
                c.app = unhandledTagAppName();
                c.name = e.tagName();
                c.value = e.text();
                mCustomList.append(c);
            }
        } else {
            qCDebug(PIMKOLAB_LOG) <<"Node is not a comment or an element???";
        }
    }

    return true;
}

QString Contact::saveXML() const
{
    QDomDocument document = domTree();
    QDomElement element = document.createElement(QStringLiteral("contact"));
    element.setAttribute(QStringLiteral("version"), QStringLiteral("1.0"));
    saveAttributes(element);
    document.appendChild(element);
    return document.toString();
}

static QString addressTypeToString(int /*KContacts::Address::Type*/ type)
{
    if (type & KContacts::Address::Home) {
        return QStringLiteral("home");
    }
    if (type & KContacts::Address::Work) {
        return QStringLiteral("business");
    }
    return QStringLiteral("other");
}

static int addressTypeFromString(const QString &type)
{
    if (type == QLatin1String("home")) {
        return KContacts::Address::Home;
    }
    if (type == QLatin1String("business")) {
        return KContacts::Address::Work;
    }
    // well, this shows "other" in the editor, which is what we want...
    return KContacts::Address::Dom | KContacts::Address::Intl | KContacts::Address::Postal | KContacts::Address::Parcel;
}

static QStringList phoneTypeToString(KContacts::PhoneNumber::Type type)
{
    // KABC has a bitfield, i.e. the same phone number can be used for work and home
    // and fax and cellphone etc. etc.
    // So when saving we need to create as many tags as bits that were set.
    QStringList types;
    if (type & KContacts::PhoneNumber::Fax) {
        if (type & KContacts::PhoneNumber::Home) {
            types << QStringLiteral("homefax");
        } else { // assume work -- if ( type & KContacts::PhoneNumber::Work )
            types << QStringLiteral("businessfax");
        }
        type = type & ~KContacts::PhoneNumber::Home;
        type = type & ~KContacts::PhoneNumber::Work;
    }

    // To support both "home1" and "home2", map Home+Pref to home1
    if ((type &KContacts::PhoneNumber::Home) && (type & KContacts::PhoneNumber::Pref)) {
        types << QStringLiteral("home1");
        type = type & ~KContacts::PhoneNumber::Home;
        type = type & ~KContacts::PhoneNumber::Pref;
    }
    // To support both "business1" and "business2", map Work+Pref to business1
    if ((type &KContacts::PhoneNumber::Work) && (type & KContacts::PhoneNumber::Pref)) {
        types << QStringLiteral("business1");
        type = type & ~KContacts::PhoneNumber::Work;
        type = type & ~KContacts::PhoneNumber::Pref;
    }

    if (type & KContacts::PhoneNumber::Home) {
        types << QStringLiteral("home2");
    }
    if (type & KContacts::PhoneNumber::Msg) { // Msg==messaging
        types << QStringLiteral("company");
    }
    if (type & KContacts::PhoneNumber::Work) {
        types << QStringLiteral("business2");
    }
    if (type & KContacts::PhoneNumber::Pref) {
        types << QStringLiteral("primary");
    }
    if (type & KContacts::PhoneNumber::Voice) {
        types << QStringLiteral("callback"); // ##
    }
    if (type & KContacts::PhoneNumber::Cell) {
        types << QStringLiteral("mobile");
    }
    if (type & KContacts::PhoneNumber::Video) {
        types << QStringLiteral("radio"); // ##
    }
    if (type & KContacts::PhoneNumber::Bbs) {
        types << QStringLiteral("ttytdd");
    }
    if (type & KContacts::PhoneNumber::Modem) {
        types << QStringLiteral("telex"); // #
    }
    if (type & KContacts::PhoneNumber::Car) {
        types << QStringLiteral("car");
    }
    if (type & KContacts::PhoneNumber::Isdn) {
        types << QStringLiteral("isdn");
    }
    if (type & KContacts::PhoneNumber::Pcs) {
        types << QStringLiteral("assistant"); // ## Assistant is e.g. secretary
    }
    if (type & KContacts::PhoneNumber::Pager) {
        types << QStringLiteral("pager");
    }
    return types;
}

static KContacts::PhoneNumber::Type phoneTypeFromString(const QString &type)
{
    if (type == QLatin1String("homefax")) {
        return KContacts::PhoneNumber::Home | KContacts::PhoneNumber::Fax;
    }
    if (type == QLatin1String("businessfax")) {
        return KContacts::PhoneNumber::Work | KContacts::PhoneNumber::Fax;
    }
    if (type == QLatin1String("business1")) {
        return KContacts::PhoneNumber::Work | KContacts::PhoneNumber::Pref;
    }
    if (type == QLatin1String("business2")) {
        return KContacts::PhoneNumber::Work;
    }
    if (type == QLatin1String("home1")) {
        return KContacts::PhoneNumber::Home | KContacts::PhoneNumber::Pref;
    }
    if (type == QLatin1String("home2")) {
        return KContacts::PhoneNumber::Home;
    }
    if (type == QLatin1String("company")) {
        return KContacts::PhoneNumber::Msg;
    }
    if (type == QLatin1String("primary")) {
        return KContacts::PhoneNumber::Pref;
    }
    if (type == QLatin1String("callback")) {
        return KContacts::PhoneNumber::Voice;
    }
    if (type == QLatin1String("mobile")) {
        return KContacts::PhoneNumber::Cell;
    }
    if (type == QLatin1String("radio")) {
        return KContacts::PhoneNumber::Video;
    }
    if (type == QLatin1String("ttytdd")) {
        return KContacts::PhoneNumber::Bbs;
    }
    if (type == QLatin1String("telex")) {
        return KContacts::PhoneNumber::Modem;
    }
    if (type == QLatin1String("car")) {
        return KContacts::PhoneNumber::Car;
    }
    if (type == QLatin1String("isdn")) {
        return KContacts::PhoneNumber::Isdn;
    }
    if (type == QLatin1String("assistant")) {
        return KContacts::PhoneNumber::Pcs;
    }
    if (type == QLatin1String("pager")) {
        return KContacts::PhoneNumber::Pager;
    }
    return KContacts::PhoneNumber::Home; // whatever
}

static const char *s_knownCustomFields[] = {
    "X-IMAddress",
    "X-Office",
    "X-Profession",
    "X-ManagersName",
    "X-AssistantsName",
    "X-SpousesName",
    "X-Anniversary",
    "DistributionList",
    nullptr
};

// The saving is addressee -> Contact -> xml, this is the first part
void Contact::setFields(const KContacts::Addressee *addressee)
{
    KolabBase::setFields(addressee);

    setGivenName(addressee->givenName());
    setMiddleNames(addressee->additionalName());
    setLastName(addressee->familyName());
    setFullName(addressee->formattedName());
    setPrefix(addressee->prefix());
    setSuffix(addressee->suffix());
    setOrganization(addressee->organization());
    setWebPage(addressee->url().url().url());
    setIMAddress(addressee->custom(QStringLiteral("KADDRESSBOOK"), QStringLiteral("X-IMAddress")));
    setDepartment(addressee->department());
    setOfficeLocation(addressee->custom(QStringLiteral("KADDRESSBOOK"), QStringLiteral("X-Office")));
    setProfession(addressee->custom(QStringLiteral("KADDRESSBOOK"), QStringLiteral("X-Profession")));
    setRole(addressee->role());
    setTitle(addressee->title());
    setManagerName(addressee->custom(QStringLiteral("KADDRESSBOOK"), QStringLiteral("X-ManagersName")));
    setAssistant(addressee->custom(QStringLiteral("KADDRESSBOOK"), QStringLiteral("X-AssistantsName")));
    setNickName(addressee->nickName());
    setSpouseName(addressee->custom(QStringLiteral("KADDRESSBOOK"), QStringLiteral("X-SpousesName")));
    if (!addressee->birthday().isNull()) {
        setBirthday(addressee->birthday().date());
    }
    const QString &anniversary = addressee->custom(QStringLiteral("KADDRESSBOOK"), QStringLiteral("X-Anniversary"));
    if (!anniversary.isEmpty()) {
        setAnniversary(stringToDate(anniversary));
    }

    const QStringList emails = addressee->emails();
    // Conversion problem here:
    // KContacts::Addressee has only one full name and N addresses, but the XML format
    // has N times (fullname+address). So we just copy the fullname over and ignore it on loading.
    for (QStringList::ConstIterator it = emails.constBegin(), end = emails.constEnd(); it != end; ++it) {
        Email email;
        email.displayName = fullName();
        email.smtpAddress = *it;
        addEmail(email);
    }

    // save formatted full email for later usage
    mFullEmail = addressee->fullEmail();

    // Now the real-world addresses
    QString preferredAddress = QStringLiteral("home");
    const KContacts::Address::List addresses = addressee->addresses();
    for (KContacts::Address::List::ConstIterator it = addresses.constBegin(), end = addresses.constEnd(); it != end; ++it) {
        Address address;
        address.kdeAddressType = (*it).type();
        address.type = addressTypeToString(address.kdeAddressType);
        address.street = (*it).street();
        address.pobox = (*it).postOfficeBox();
        address.locality = (*it).locality();
        address.region = (*it).region();
        address.postalCode = (*it).postalCode();
        address.country = (*it).country();
        // ## TODO not in the XML format: extended address info.
        // ## KDE-specific tags? Or hiding those fields? Or adding a warning?
        addAddress(address);
        if (address.kdeAddressType & KContacts::Address::Pref) {
            preferredAddress = address.type; // home, business or other
        }
    }
    setPreferredAddress(preferredAddress);

    const KContacts::PhoneNumber::List phones = addressee->phoneNumbers();
    for (KContacts::PhoneNumber::List::ConstIterator it = phones.constBegin(), endIt = phones.constEnd(); it != endIt; ++it) {
        // Create a tag per phone type set in the bitfield
        QStringList types = phoneTypeToString((*it).type());
        for (QStringList::ConstIterator typit = types.constBegin(), end = types.constEnd(); typit != end; ++typit) {
            PhoneNumber phoneNumber;
            phoneNumber.type = *typit;
            phoneNumber.number = (*it).number();
            addPhoneNumber(phoneNumber);
        }
    }

    setPicture(loadPictureFromAddressee(addressee->photo()), addressee->photo().type());
    mPictureAttachmentName = addressee->custom(QStringLiteral("KOLAB"), QStringLiteral("PictureAttachmentName"));
    if (mPictureAttachmentName.isEmpty()) {
        mPictureAttachmentName = defaultPictureAttachmentName();
    }

    setLogo(loadPictureFromAddressee(addressee->logo()), addressee->logo().type());
    mLogoAttachmentName = addressee->custom(QStringLiteral("KOLAB"), QStringLiteral("LogoAttachmentName"));
    if (mLogoAttachmentName.isEmpty()) {
        mLogoAttachmentName = defaultLogoAttachmentName();
    }

    setSound(loadSoundFromAddressee(addressee->sound()));
    mSoundAttachmentName = addressee->custom(QStringLiteral("KOLAB"), QStringLiteral("SoundAttachmentName"));
    if (mSoundAttachmentName.isEmpty()) {
        mSoundAttachmentName = defaultSoundAttachmentName();
    }

    if (addressee->geo().isValid()) {
        setLatitude(addressee->geo().latitude());
        setLongitude(addressee->geo().longitude());
        mHasGeo = true;
    }

    // Other KADDRESSBOOK custom fields than those already handled
    //    (includes e.g. crypto settings, and extra im addresses)
    QStringList knownCustoms;
    for (const char **p = s_knownCustomFields; *p; ++p) {
        knownCustoms << QString::fromLatin1(*p);
    }
    const QStringList customs = addressee->customs();
    for (QStringList::ConstIterator it = customs.constBegin(), end = customs.constEnd(); it != end; ++it) {
        // KContacts::Addressee doesn't offer a real way to iterate over customs, other than splitting strings ourselves
        // The format is "app-name:value".
        int pos = (*it).indexOf(QLatin1Char('-'));
        if (pos == -1) {
            continue;
        }
        QString app = (*it).left(pos);
        if (app == QLatin1String("KOLAB")) {
            continue;
        }
        QString name = (*it).mid(pos + 1);
        pos = name.indexOf(QLatin1Char(':'));
        if (pos == -1) {
            continue;
        }
        QString value = name.mid(pos + 1);
        name = name.left(pos);
        if (!knownCustoms.contains(name)) {
            //qCDebug(PIMKOLAB_LOG) <<"app=" << app <<" name=" << name <<" value=" << value;
            Custom c;
            if (app != QLatin1String("KADDRESSBOOK")) { // that's the default
                c.app = app;
            }
            c.name = name;
            c.value = value;
            mCustomList.append(c);
        }
    }

    const QString url = addressee->custom(QStringLiteral("KOLAB"), QStringLiteral("FreebusyUrl"));
    if (!url.isEmpty()) {
        setFreeBusyUrl(url);
    }

    // Those fields, although defined in Addressee, are not used in KDE
    // (e.g. not visible in kaddressbook/addresseeeditorwidget.cpp)
    // So it doesn't matter much if we don't have them in the XML.
    // mailer, timezone, productId, sortString, agent, rfc2426 name()

    // Things KAddressBook can't handle, so they are saved as unhandled tags:
    // initials, children, gender, language
}

// The loading is: xml -> Contact -> addressee, this is the second part
void Contact::saveTo(KContacts::Addressee *addressee)
{
    // TODO: This needs the same set of TODOs as the setFields method
    KolabBase::saveTo(addressee);
    KContacts::ResourceLocatorUrl url;

    url.setUrl(QUrl(webPage()));

    addressee->setGivenName(givenName());
    addressee->setAdditionalName(middleNames());
    addressee->setFamilyName(lastName());
    addressee->setFormattedName(fullName());
    addressee->setPrefix(prefix());
    addressee->setSuffix(suffix());
    addressee->setOrganization(organization());
    addressee->setUrl(url);
    addressee->insertCustom(QStringLiteral("KADDRESSBOOK"), QStringLiteral("X-IMAddress"), imAddress());
    addressee->setDepartment(department());
    addressee->insertCustom(QStringLiteral("KADDRESSBOOK"), QStringLiteral("X-Office"), officeLocation());
    addressee->insertCustom(QStringLiteral("KADDRESSBOOK"), QStringLiteral("X-Profession"), profession());
    addressee->setRole(role());
    addressee->setTitle(title());
    addressee->insertCustom(QStringLiteral("KADDRESSBOOK"), QStringLiteral("X-ManagersName"), managerName());
    addressee->insertCustom(QStringLiteral("KADDRESSBOOK"), QStringLiteral("X-AssistantsName"), assistant());
    addressee->setNickName(nickName());
    addressee->insertCustom(QStringLiteral("KADDRESSBOOK"), QStringLiteral("X-SpousesName"), spouseName());
    if (birthday().isValid()) {
        addressee->setBirthday(QDateTime(birthday()));
    }

    if (anniversary().isValid()) {
        addressee->insertCustom(QStringLiteral("KADDRESSBOOK"), QStringLiteral("X-Anniversary"),
                                dateToString(anniversary()));
    } else {
        addressee->removeCustom(QStringLiteral("KADDRESSBOOK"), QStringLiteral("X-Anniversary"));
    }

    addressee->insertCustom(QStringLiteral("KOLAB"), QStringLiteral("FreebusyUrl"), freeBusyUrl());

    // We need to store both the original attachment name and the picture data into the addressee.
    // This is important, otherwise we would save the image under another attachment name w/o deleting the original one!
    if (!mPicture.isNull()) {
        KContacts::Picture picture(mPicture);
        addressee->setPhoto(picture);
    }
    // Note that we must save the filename in all cases, so that removing the picture
    // actually deletes the attachment.
    addressee->insertCustom(QStringLiteral("KOLAB"), QStringLiteral("PictureAttachmentName"), mPictureAttachmentName);
    if (!mLogo.isNull()) {
        KContacts::Picture picture(mLogo);
        addressee->setLogo(picture);
    }
    addressee->insertCustom(QStringLiteral("KOLAB"), QStringLiteral("LogoAttachmentName"), mLogoAttachmentName);
    if (!mSound.isNull()) {
        addressee->setSound(KContacts::Sound(mSound));
    }
    addressee->insertCustom(QStringLiteral("KOLAB"), QStringLiteral("SoundAttachmentName"), mSoundAttachmentName);

    if (mHasGeo) {
        addressee->setGeo(KContacts::Geo(mLatitude, mLongitude));
    }

    QStringList emailAddresses;
    for (QList<Email>::ConstIterator it = mEmails.constBegin(), end = mEmails.constEnd(); it != end; ++it) {
        // we can't do anything with (*it).displayName
        emailAddresses.append((*it).smtpAddress);
    }
    addressee->setEmails(emailAddresses);

    for (QList<Address>::ConstIterator it = mAddresses.constBegin(), end = mAddresses.constEnd(); it != end; ++it) {
        KContacts::Address address;
        int type = (*it).kdeAddressType;
        if (type == -1) { // no kde-specific type available
            type = addressTypeFromString((*it).type);
            if ((*it).type == mPreferredAddress) {
                type |= KContacts::Address::Pref;
            }
        }
        address.setType(static_cast<KContacts::Address::Type>(type));
        address.setStreet((*it).street);
        address.setPostOfficeBox((*it).pobox);
        address.setLocality((*it).locality);
        address.setRegion((*it).region);
        address.setPostalCode((*it).postalCode);
        address.setCountry((*it).country);
        addressee->insertAddress(address);
    }

    for (QList<PhoneNumber>::ConstIterator it = mPhoneNumbers.constBegin(), end = mPhoneNumbers.constEnd(); it != end; ++it) {
        KContacts::PhoneNumber number;
        number.setType(phoneTypeFromString((*it).type));
        number.setNumber((*it).number);
        addressee->insertPhoneNumber(number);
    }

    for (QList<Custom>::ConstIterator it = mCustomList.constBegin(), end = mCustomList.constEnd(); it != end; ++it) {
        QString app = (*it).app.isEmpty() ? QStringLiteral("KADDRESSBOOK") : (*it).app;
        addressee->insertCustom(app, (*it).name, (*it).value);
    }
    //qCDebug(PIMKOLAB_LOG) << addressee->customs();
}

QImage Contact::loadPictureFromAddressee(const KContacts::Picture &picture)
{
    QImage img;
    if (!picture.isIntern() && !picture.url().isEmpty()) {
        qCWarning(PIMKOLAB_LOG) << "external pictures are currently not supported";
        //FIXME add kio support to libcalendaring or use libcurl
//     if ( KIO::NetAccess::download( picture.url(), tmpFile, 0 /*no widget known*/ ) ) {
//       img.load( tmpFile );
//       KIO::NetAccess::removeTempFile( tmpFile );
//     }
    } else {
        img = picture.data();
    }
    return img;
}

QByteArray KolabV2::Contact::loadSoundFromAddressee(const KContacts::Sound &sound)
{
    QByteArray data;
    if (!sound.isIntern() && !sound.url().isEmpty()) {
//     if ( KIO::NetAccess::download( sound.url(), tmpFile, 0 /*no widget known*/ ) ) {
//       QFile f( tmpFile );
//       if ( f.open( QIODevice::ReadOnly ) ) {
//         data = f.readAll();
//         f.close();
//       }
//       KIO::NetAccess::removeTempFile( tmpFile );
//     }
    } else {
        data = sound.data();
    }
    return data;
}

QString KolabV2::Contact::productID() const
{
    // TODO: When KAB has the version number in a header file, don't hardcode (Bo)
    // Or we could use Addressee::productID? (David)
    return QStringLiteral("KAddressBook 3.3, Kolab resource");
}
