cswordtreekey.cpp

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/*********
*
* In the name of the Father, and of the Son, and of the Holy Spirit.
*
* This file is part of BibleTime's source code, https://bibletime.info/
*
* Copyright 1999-2026 by the BibleTime developers.
* The BibleTime source code is licensed under the GNU General Public License
* version 2.0.
*
**********/
 
#include "cswordtreekey.h"
 
#include <QByteArray>
#include "../../util/btassert.h"
#include "../../util/cp1252.h"
#include "../drivers/cswordbookmoduleinfo.h"
#include "../drivers/cswordmoduleinfo.h"
#include "cswordkey.h"
 
// Sword includes:
#include <treekeyidx.h>
 
 
CSwordTreeKey::CSwordTreeKey(CSwordTreeKey const & copy)
    : CSwordKey(copy)
    , m_key(copy.m_key)
{}
 
CSwordTreeKey::CSwordTreeKey(sword::TreeKeyIdx const * k,
                             CSwordModuleInfo const * module)
    : CSwordKey(module)
    , m_key(*k)
{}
 
sword::TreeKeyIdx const & CSwordTreeKey::asSwordKey() const noexcept
{ return m_key; }
 
CSwordTreeKey* CSwordTreeKey::copy() const {
    return new CSwordTreeKey(*this);
}
 
/** Sets the key of this instance */
QString CSwordTreeKey::key() const {
    //return getTextUnicode();
    BT_ASSERT(m_module);
    if (m_module->isUnicode()) {
        return QString::fromUtf8(m_key.getText());
    }
    else {
        bool error;
        auto converted = util::cp1252::toUnicode(m_key.getText(), error);
        BT_ASSERT(!error);
        return converted;
    }
}
 
const char * CSwordTreeKey::rawKey() const { return m_key.getText(); }
 
bool CSwordTreeKey::setKey(const QString &newKey) {
    //return key( newKey.toLocal8Bit().constData() );
    //return key(m_module->getTextCodec()->fromUnicode(newKey).constData());
    BT_ASSERT(m_module);
    if (m_module->isUnicode()) {
        return setKey(newKey.toUtf8().constData());
    }
    else {
        bool error;
        auto converted = util::cp1252::fromUnicode(newKey, error);
        return error ? false : setKey(converted.constData());
    }
}
 
bool CSwordTreeKey::setKey(const char *newKey) {
    BT_ASSERT(newKey);
 
    if (newKey) {
        m_key = newKey;
    }
    else {
        positionToRoot();
    }
 
    return !m_key.popError();
}
 
QString CSwordTreeKey::getLocalNameUnicode() {
    //return m_module->getTextCodec()->toUnicode(getLocalName());
    //Only UTF-8 and latin1 are legal Sword module encodings
    BT_ASSERT(m_module);
    if (m_module->isUnicode()) {
        return QString::fromUtf8(m_key.getLocalName());
    }
    else {
        bool error;
        auto converted = util::cp1252::toUnicode(m_key.getLocalName(), error);
        BT_ASSERT(!error);
        return converted;
    }
}
 
void CSwordTreeKey::setModule(const CSwordModuleInfo *newModule) {
    BT_ASSERT(newModule);
    if (m_module == newModule) return;
    BT_ASSERT(newModule->type() == CSwordModuleInfo::GenericBook);
    BT_ASSERT(dynamic_cast<CSwordBookModuleInfo const *>(newModule));
 
    m_module = newModule;
 
    const QString oldKey = key();
 
    m_key.copyFrom(
                *static_cast<CSwordBookModuleInfo const *>(newModule)->tree());
 
    setKey(oldKey); //try to restore our old key
 
    //set the key to the root node
    positionToRoot();
    positionToFirstChild();
}