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/*
Copyright (c) 2016 Sandro Knauß <knauss@kolabsys.com>
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.
*/
#include "partmodel.h"
#include <mimetreeparser/objecttreeparser.h>
#include "htmlutils.h"
#include <QDebug>
#include <QMimeDatabase>
#include <QTextDocument>
class PartModelPrivate
{
public:
PartModelPrivate(PartModel *q_ptr, const std::shared_ptr<MimeTreeParser::ObjectTreeParser> &parser);
~PartModelPrivate();
void createTree();
PartModel *q;
QVector<MimeTreeParser::MessagePartPtr> mParts;
std::shared_ptr<MimeTreeParser::ObjectTreeParser> mParser;
};
PartModelPrivate::PartModelPrivate(PartModel *q_ptr, const std::shared_ptr<MimeTreeParser::ObjectTreeParser> &parser)
: q(q_ptr)
, mParser(parser)
{
mParts = mParser->collectContentParts();
qWarning() << "Collected content parts: " << mParts.size();
}
PartModelPrivate::~PartModelPrivate()
{
}
PartModel::PartModel(std::shared_ptr<MimeTreeParser::ObjectTreeParser> parser)
: d(std::unique_ptr<PartModelPrivate>(new PartModelPrivate(this, parser)))
{
}
PartModel::~PartModel()
{
}
QHash<int, QByteArray> PartModel::roleNames() const
{
QHash<int, QByteArray> roles;
roles[TypeRole] = "type";
roles[ContentRole] = "content";
roles[IsEmbededRole] = "embeded";
roles[IsEncryptedRole] = "encrypted";
roles[IsSignedRole] = "signed";
roles[SecurityLevelRole] = "securityLevel";
roles[EncryptionErrorType] = "errorType";
roles[EncryptionErrorString] = "errorString";
roles[IsErrorRole] = "error";
return roles;
}
QModelIndex PartModel::index(int row, int column, const QModelIndex &parent) const
{
if (row < 0 || column != 0) {
return QModelIndex();
}
if (row < d->mParts.size()) {
return createIndex(row, column, d->mParts.at(row).data());
}
return QModelIndex();
}
QVariant PartModel::data(const QModelIndex &index, int role) const
{
if (!index.isValid()) {
switch (role) {
case Qt::DisplayRole:
return QString("root");
case IsEmbededRole:
return false;
}
return QVariant();
}
if (index.internalPointer()) {
const auto messagePart = static_cast<MimeTreeParser::MessagePart*>(index.internalPointer());
qWarning() << "Found message part " << messagePart->metaObject()->className() << messagePart->partMetaData()->status << messagePart->error();
Q_ASSERT(messagePart);
switch(role) {
case Qt::DisplayRole:
return QStringLiteral("Content%1");
case TypeRole: {
if (messagePart->error()) {
return "error";
}
//For simple html we don't need a browser
auto complexHtml = [&] {
if (messagePart->isHtml()) {
const auto text = messagePart->text();
if (text.contains("<!DOCTYPE html PUBLIC")) {
return true;
}
//Media queries are too advanced
if (text.contains("@media")) {
return true;
}
if (text.contains("<style")) {
return true;
}
return false;
} else {
return false;
}
}();
if (complexHtml) {
return "html";
}
return "plain";
}
case IsEmbededRole:
return false;
case IsErrorRole:
return messagePart->error();
case ContentRole: {
auto errorText = messagePart->partMetaData()->errorText;
if (!errorText.isEmpty()) {
return errorText;
}
const auto text = messagePart->isHtml() ? messagePart->htmlContent() : messagePart->text();
if (messagePart->isHtml()) {
return d->mParser->resolveCidLinks(text);
} else { //We assume plain
//We alwas do richtext (so we get highlighted links and stuff).
return HtmlUtils::linkify(Qt::convertFromPlainText(text));
}
return text;
}
case IsEncryptedRole:
return messagePart->encryptionState() != MimeTreeParser::KMMsgNotEncrypted;
case IsSignedRole:
return messagePart->signatureState() != MimeTreeParser::KMMsgNotSigned;
case EncryptionErrorType:
return messagePart->error();
case EncryptionErrorString:
return messagePart->errorString();
}
}
return QVariant();
}
QModelIndex PartModel::parent(const QModelIndex &index) const
{
return QModelIndex();
}
int PartModel::rowCount(const QModelIndex &parent) const
{
return d->mParts.count();
}
int PartModel::columnCount(const QModelIndex &parent) const
{
return 1;
}
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