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seasideimport.cpp
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seasideimport.cpp
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/*
* Copyright (C) 2013 Jolla Mobile <matthew.vogt@jollamobile.com>
*
* You may use this file under the terms of the BSD license as follows:
*
* "Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Nemo Mobile nor the names of its contributors
* may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
*/
#include "seasideimport.h"
#include "seasidecache.h"
#include "seasidepropertyhandler.h"
#include <QContactDetailFilter>
#include <QContactFetchHint>
#include <QContactManager>
#include <QContactSortOrder>
#include <QContactSyncTarget>
#include <QContactAddress>
#include <QContactAnniversary>
#include <QContactAvatar>
#include <QContactBirthday>
#include <QContactEmailAddress>
#include <QContactFamily>
#include <QContactGeoLocation>
#include <QContactGuid>
#include <QContactHobby>
#include <QContactName>
#include <QContactNickname>
#include <QContactNote>
#include <QContactOnlineAccount>
#include <QContactOrganization>
#include <QContactPhoneNumber>
#include <QContactRingtone>
#include <QContactTag>
#include <QContactUrl>
#include <QContactIdFilter>
#include <QContactExtendedDetail>
#include <QVersitContactExporter>
#include <QVersitContactImporter>
#include <QVersitReader>
#include <QVersitWriter>
#include <QHash>
#include <QString>
namespace {
QContactFetchHint basicFetchHint()
{
QContactFetchHint fetchHint;
fetchHint.setOptimizationHints(QContactFetchHint::NoRelationships |
QContactFetchHint::NoActionPreferences |
QContactFetchHint::NoBinaryBlobs);
return fetchHint;
}
QContactFilter localContactFilter()
{
// Contacts that are local to the device have sync target 'local' or 'was_local' or 'bluetooth'
QContactDetailFilter filterLocal, filterWasLocal, filterBluetooth;
filterLocal.setDetailType(QContactSyncTarget::Type, QContactSyncTarget::FieldSyncTarget);
filterWasLocal.setDetailType(QContactSyncTarget::Type, QContactSyncTarget::FieldSyncTarget);
filterBluetooth.setDetailType(QContactSyncTarget::Type, QContactSyncTarget::FieldSyncTarget);
filterLocal.setValue(QString::fromLatin1("local"));
filterWasLocal.setValue(QString::fromLatin1("was_local"));
filterBluetooth.setValue(QString::fromLatin1("bluetooth"));
return filterLocal | filterWasLocal | filterBluetooth;
}
bool nameIsEmpty(const QContactName &name)
{
if (name.isEmpty())
return true;
return (name.prefix().isEmpty() &&
name.firstName().isEmpty() &&
name.middleName().isEmpty() &&
name.lastName().isEmpty() &&
name.suffix().isEmpty());
}
QString contactNameString(const QContact &contact)
{
QStringList details;
QContactName name(contact.detail<QContactName>());
if (nameIsEmpty(name))
return QString();
details.append(name.prefix());
details.append(name.firstName());
details.append(name.middleName());
details.append(name.lastName());
details.append(name.suffix());
return details.join(QChar::fromLatin1('|'));
}
template<typename T, typename F>
QVariant detailValue(const T &detail, F field)
{
return detail.value(field);
}
typedef QMap<int, QVariant> DetailMap;
DetailMap detailValues(const QContactDetail &detail)
{
DetailMap rv(detail.values());
return rv;
}
static bool variantEqual(const QVariant &lhs, const QVariant &rhs)
{
// Work around incorrect result from QVariant::operator== when variants contain QList<int>
static const int QListIntType = QMetaType::type("QList<int>");
const int lhsType = lhs.userType();
if (lhsType != rhs.userType()) {
return false;
}
if (lhsType == QListIntType) {
return (lhs.value<QList<int> >() == rhs.value<QList<int> >());
}
return (lhs == rhs);
}
static bool detailValuesSuperset(const QContactDetail &lhs, const QContactDetail &rhs)
{
// True if all values in rhs are present in lhs
const DetailMap lhsValues(detailValues(lhs));
const DetailMap rhsValues(detailValues(rhs));
if (lhsValues.count() < rhsValues.count()) {
return false;
}
foreach (const DetailMap::key_type &key, rhsValues.keys()) {
if (!variantEqual(lhsValues[key], rhsValues[key])) {
return false;
}
}
return true;
}
static void fixupDetail(QContactDetail &)
{
}
// Fixup QContactUrl because importer produces incorrectly typed URL field
static void fixupDetail(QContactUrl &url)
{
QVariant urlField = url.value(QContactUrl::FieldUrl);
if (!urlField.isNull()) {
QString urlString = urlField.toString();
if (!urlString.isEmpty()) {
url.setValue(QContactUrl::FieldUrl, QUrl(urlString));
} else {
url.setValue(QContactUrl::FieldUrl, QVariant());
}
}
}
// Fixup QContactOrganization because importer produces invalid department
static void fixupDetail(QContactOrganization &org)
{
QVariant deptField = org.value(QContactOrganization::FieldDepartment);
if (!deptField.isNull()) {
QStringList deptList = deptField.toStringList();
// Remove any empty elements from the list
QStringList::iterator it = deptList.begin();
while (it != deptList.end()) {
if ((*it).isEmpty()) {
it = deptList.erase(it);
} else {
++it;
}
}
if (!deptList.isEmpty()) {
org.setValue(QContactOrganization::FieldDepartment, deptList);
} else {
org.setValue(QContactOrganization::FieldDepartment, QVariant());
}
}
}
template<typename T>
bool updateExistingDetails(QContact *updateContact, const QContact &importedContact, bool singular = false)
{
bool rv = false;
QList<T> existingDetails(updateContact->details<T>());
if (singular && !existingDetails.isEmpty())
return rv;
foreach (T detail, importedContact.details<T>()) {
// Make any corrections to the input
fixupDetail(detail);
// See if the contact already has a detail which is a superset of this one
bool found = false;
foreach (const T &existing, existingDetails) {
if (detailValuesSuperset(existing, detail)) {
found = true;
break;
}
}
if (!found) {
updateContact->saveDetail(&detail);
rv = true;
}
}
return rv;
}
bool mergeIntoExistingContact(QContact *updateContact, const QContact &importedContact)
{
bool rv = false;
// Update the existing contact with any details in the new import
rv |= updateExistingDetails<QContactAddress>(updateContact, importedContact);
rv |= updateExistingDetails<QContactAnniversary>(updateContact, importedContact);
rv |= updateExistingDetails<QContactAvatar>(updateContact, importedContact);
rv |= updateExistingDetails<QContactBirthday>(updateContact, importedContact, true);
rv |= updateExistingDetails<QContactEmailAddress>(updateContact, importedContact);
rv |= updateExistingDetails<QContactFamily>(updateContact, importedContact);
rv |= updateExistingDetails<QContactGeoLocation>(updateContact, importedContact);
rv |= updateExistingDetails<QContactGuid>(updateContact, importedContact);
rv |= updateExistingDetails<QContactHobby>(updateContact, importedContact);
rv |= updateExistingDetails<QContactNickname>(updateContact, importedContact);
rv |= updateExistingDetails<QContactNote>(updateContact, importedContact);
rv |= updateExistingDetails<QContactOnlineAccount>(updateContact, importedContact);
rv |= updateExistingDetails<QContactOrganization>(updateContact, importedContact);
rv |= updateExistingDetails<QContactPhoneNumber>(updateContact, importedContact);
rv |= updateExistingDetails<QContactRingtone>(updateContact, importedContact);
rv |= updateExistingDetails<QContactTag>(updateContact, importedContact);
rv |= updateExistingDetails<QContactUrl>(updateContact, importedContact);
rv |= updateExistingDetails<QContactExtendedDetail>(updateContact, importedContact);
return rv;
}
bool updateExistingContact(QContact *updateContact, const QContact &contact)
{
// Replace the imported contact with the existing version
QContact importedContact(*updateContact);
*updateContact = contact;
return mergeIntoExistingContact(updateContact, importedContact);
}
void setNickname(QContact &contact, const QString &text)
{
foreach (const QContactNickname &nick, contact.details<QContactNickname>()) {
if (nick.nickname() == text) {
return;
}
}
QContactNickname nick;
nick.setNickname(text);
contact.saveDetail(&nick);
}
}
QList<QContact> SeasideImport::buildImportContacts(const QList<QVersitDocument> &details, int *newCount, int *updatedCount)
{
if (newCount)
*newCount = 0;
if (updatedCount)
*updatedCount = 0;
// Read the contacts from the import details
SeasidePropertyHandler propertyHandler;
QVersitContactImporter importer;
importer.setPropertyHandler(&propertyHandler);
importer.importDocuments(details);
QList<QContact> importedContacts(importer.contacts());
QHash<QString, int> importGuids;
QHash<QString, int> importNames;
QHash<QString, int> importLabels;
QSet<QContactDetail::DetailType> unimportableDetailTypes;
unimportableDetailTypes.insert(QContactDetail::TypeGlobalPresence);
unimportableDetailTypes.insert(QContactDetail::TypeVersion);
// Merge any duplicates in the import list
QList<QContact>::iterator it = importedContacts.begin();
while (it != importedContacts.end()) {
QContact &contact(*it);
// Remove any details that our backend can't store
foreach (QContactDetail detail, contact.details()) {
if (detail.type() == QContactSyncTarget::Type) {
// We allow some syncTarget values
const QString syncTarget(detail.value<QString>(QContactSyncTarget::FieldSyncTarget));
if (syncTarget == QStringLiteral("was_local") ||
syncTarget == QStringLiteral("bluetooth")) {
// These values are permissible
} else {
qDebug() << " Removing unimportable syncTarget:" << syncTarget;
contact.removeDetail(&detail);
}
} else if (unimportableDetailTypes.contains(detail.type())) {
qDebug() << " Removing unimportable detail:" << detail;
contact.removeDetail(&detail);
}
}
const QString guid = contact.detail<QContactGuid>().guid();
const QString name = contactNameString(contact);
const bool emptyName = name.isEmpty();
QString label;
if (emptyName) {
QContactName nameDetail = contact.detail<QContactName>();
contact.removeDetail(&nameDetail);
label = contact.detail<QContactDisplayLabel>().label();
if (label.isEmpty()) {
label = SeasideCache::generateDisplayLabelFromNonNameDetails(contact);
}
}
int previousIndex = -1;
QHash<QString, int>::const_iterator git = importGuids.find(guid);
if (git != importGuids.end()) {
previousIndex = git.value();
if (!emptyName) {
// If we have a GUID match, but names differ, ignore the match
const QContact &previous(importedContacts[previousIndex]);
const QString previousName = contactNameString(previous);
if (!previousName.isEmpty() && (previousName != name)) {
previousIndex = -1;
// Remove the conflicting GUID from this contact
QContactGuid guidDetail = contact.detail<QContactGuid>();
contact.removeDetail(&guidDetail);
}
}
}
if (previousIndex == -1) {
if (!emptyName) {
QHash<QString, int>::const_iterator nit = importNames.find(name);
if (nit != importNames.end()) {
previousIndex = nit.value();
}
} else if (!label.isEmpty()) {
// Only if name is empty, use displayLabel - probably SIM import
QHash<QString, int>::const_iterator lit = importLabels.find(label);
if (lit != importLabels.end()) {
previousIndex = lit.value();
}
}
}
if (previousIndex != -1) {
// Combine these duplicate contacts
QContact &previous(importedContacts[previousIndex]);
mergeIntoExistingContact(&previous, contact);
it = importedContacts.erase(it);
} else {
const int index = it - importedContacts.begin();
if (!guid.isEmpty()) {
importGuids.insert(guid, index);
}
if (!emptyName) {
importNames.insert(name, index);
} else if (!label.isEmpty()) {
importLabels.insert(label, index);
if (contact.details<QContactNickname>().isEmpty()) {
// Modify this contact to have the label as a nickname
setNickname(contact, label);
}
}
++it;
}
}
// Find all names and GUIDs for local contacts that might match these contacts
QContactFetchHint fetchHint(basicFetchHint());
fetchHint.setDetailTypesHint(QList<QContactDetail::DetailType>() << QContactName::Type << QContactNickname::Type << QContactGuid::Type);
QHash<QString, QContactId> existingGuids;
QHash<QString, QContactId> existingNames;
QMap<QContactId, QString> existingContactNames;
QHash<QString, QContactId> existingNicknames;
QContactManager *mgr(SeasideCache::manager());
foreach (const QContact &contact, mgr->contacts(localContactFilter(), QList<QContactSortOrder>(), fetchHint)) {
const QString guid = contact.detail<QContactGuid>().guid();
const QString name = contactNameString(contact);
if (!guid.isEmpty()) {
existingGuids.insert(guid, contact.id());
}
if (!name.isEmpty()) {
existingNames.insert(name, contact.id());
existingContactNames.insert(contact.id(), name);
}
foreach (const QContactNickname &nick, contact.details<QContactNickname>()) {
existingNicknames.insert(nick.nickname(), contact.id());
}
}
// Find any imported contacts that match contacts we already have
QMap<QContactId, int> existingIds;
it = importedContacts.begin();
while (it != importedContacts.end()) {
const QString guid = (*it).detail<QContactGuid>().guid();
const QString name = contactNameString(*it);
const bool emptyName = name.isEmpty();
QContactId existingId;
QHash<QString, QContactId>::const_iterator git = existingGuids.find(guid);
if (git != existingGuids.end()) {
existingId = *git;
if (!emptyName) {
// If we have a GUID match, but names differ, ignore the match
QMap<QContactId, QString>::iterator nit = existingContactNames.find(existingId);
if (nit != existingContactNames.end()) {
const QString &existingName(*nit);
if (!existingName.isEmpty() && (existingName != name)) {
existingId = QContactId();
// Remove the conflicting GUID from this contact
QContactGuid guidDetail = (*it).detail<QContactGuid>();
(*it).removeDetail(&guidDetail);
}
}
}
}
if (existingId.isNull()) {
if (!emptyName) {
QHash<QString, QContactId>::const_iterator nit = existingNames.find(name);
if (nit != existingNames.end()) {
existingId = *nit;
}
} else {
foreach (const QContactNickname nick, (*it).details<QContactNickname>()) {
const QString nickname(nick.nickname());
if (!nickname.isEmpty()) {
QHash<QString, QContactId>::const_iterator nit = existingNicknames.find(nickname);
if (nit != existingNicknames.end()) {
existingId = *nit;
break;
}
}
}
}
}
if (!existingId.isNull()) {
QMap<QContactId, int>::iterator eit = existingIds.find(existingId);
if (eit == existingIds.end()) {
existingIds.insert(existingId, (it - importedContacts.begin()));
++it;
} else {
// Combine these contacts with matching names
QContact &previous(importedContacts[*eit]);
mergeIntoExistingContact(&previous, *it);
it = importedContacts.erase(it);
}
} else {
++it;
}
}
int existingCount(existingIds.count());
if (existingCount > 0) {
// Retrieve all the contacts that we have matches for
QContactIdFilter idFilter;
idFilter.setIds(existingIds.keys());
QSet<QContactId> modifiedContacts;
QSet<QContactId> unmodifiedContacts;
foreach (const QContact &contact, mgr->contacts(idFilter & localContactFilter(), QList<QContactSortOrder>(), basicFetchHint())) {
QMap<QContactId, int>::const_iterator it = existingIds.find(contact.id());
if (it != existingIds.end()) {
// Update the existing version of the contact with any new details
QContact &importContact(importedContacts[*it]);
bool modified = updateExistingContact(&importContact, contact);
if (modified) {
modifiedContacts.insert(importContact.id());
} else {
unmodifiedContacts.insert(importContact.id());
}
} else {
qWarning() << "unable to update existing contact:" << contact.id();
}
}
if (!unmodifiedContacts.isEmpty()) {
QList<QContact>::iterator it = importedContacts.begin();
while (it != importedContacts.end()) {
const QContact &importContact(*it);
const QContactId contactId(importContact.id());
if (unmodifiedContacts.contains(contactId) && !modifiedContacts.contains(contactId)) {
// This contact was not modified by import - don't update it
it = importedContacts.erase(it);
--existingCount;
} else {
++it;
}
}
}
}
if (updatedCount)
*updatedCount = existingCount;
if (newCount)
*newCount = importedContacts.count() - existingCount;
return importedContacts;
}