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#include "intermediaterepresentation.hh"
#include "configobject.hh"
#include "zone.hh"
#include "encryptionextension.hh"
/* ********************************************************************************************* *
* Implementation of ZoneSplitVisitor
* ********************************************************************************************* */
ZoneSplitVisitor::ZoneSplitVisitor()
: Visitor()
{
// pass...
}
bool
ZoneSplitVisitor::processItem(ConfigItem *item, const ErrorStack &err) {
// Skip non-zones
if (! item->is<Zone>())
return Visitor::processItem(item, err);
Zone *zone = item->as<Zone>();
// skip zones with empty B list
if (0 == zone->B()->count())
return Visitor::processItem(item, err);
// create new zone with B list as A list, clear B list of "old" zone
Zone *newZone = new Zone();
while (zone->B()->count()) {
newZone->A()->add(zone->B()->get(0));
zone->B()->take(zone->B()->get(0));
}
// set names
newZone->setName(QString("%1 B").arg(zone->name()));
zone->setName(QString("%1 A").arg(zone->name()));
// add zone to list of zones
ConfigObjectList *lst = qobject_cast<ConfigObjectList*>(item->parent());
int idx = lst->indexOf(zone);
lst->add(newZone, idx+1);
return true;
}
/* ********************************************************************************************* *
* Implementation of ZoneMergeVisitor
* ********************************************************************************************* */
ZoneMergeVisitor::ZoneMergeVisitor()
: Visitor(), _lastZone(nullptr), _mergedZones()
{
// pass...
}
bool
ZoneMergeVisitor::processList(AbstractConfigObjectList *list, const ErrorStack &err) {
if (nullptr == qobject_cast<ZoneList *>(list))
return Visitor::processList(list, err);
if (2 > list->count())
return Visitor::processList(list, err);
_mergedZones.clear();
_lastZone = nullptr;
if (! processItem(list->get(0), err))
return false;
_lastZone = list->get(0)->as<Zone>();
for (int i=1; i<list->count(); i++) {
if (! processItem(list->get(i), err))
return false;
_lastZone = list->get(i)->as<Zone>();
}
foreach(Zone *zone, _mergedZones) {
list->del(zone);
}
_mergedZones.clear();
return true;
}
bool
ZoneMergeVisitor::processItem(ConfigItem *item, const ErrorStack &err) {
if (! item->is<Zone>())
return Visitor::processItem(item, err);
Zone *currentZone = item->as<Zone>();
if ((! _lastZone) || (!_lastZone->name().endsWith(" A")) || (0 != _lastZone->B()->count()))
return Visitor::processItem(item, err);
if ((!currentZone->name().endsWith(" B")) || (0 != currentZone->B()->count()))
return Visitor::processItem(item, err);
while (currentZone->A()->count()) {
ConfigObject *ch = currentZone->A()->get(0);
_lastZone->B()->add(ch);
currentZone->A()->del(ch);
}
_lastZone->setName(_lastZone->name().chopped(2));
_mergedZones.append(currentZone);
return Visitor::processItem(item);
}
/* ********************************************************************************************* *
* Implementation of AbstractObjectFilterVisitor
* ********************************************************************************************* */
AbstractObjectFilterVisitor::AbstractObjectFilterVisitor()
: Visitor()
{
// pass...
}
bool
AbstractObjectFilterVisitor::processProperty(ConfigItem *item, const QMetaProperty &prop, const ErrorStack &err) {
if (! propIsInstance<ConfigItem>(prop))
return Visitor::processProperty(item, prop, err);
if (prop.read(item).isNull())
return Visitor::processProperty(item, prop, err);
if (! prop.isWritable())
return Visitor::processProperty(item, prop, err);
ConfigItem *propItem = prop.read(item).value<ConfigItem *>();
if (toRemove(propItem)) {
if (prop.write(item, QVariant(prop.metaType())))
return true;
errMsg(err) << "Cannot delete instance of " << item->metaObject()->className()
<< " from property " << prop.name() << ".";
return false;
}
return Visitor::processProperty(item, prop, err);
}
bool
AbstractObjectFilterVisitor::processList(AbstractConfigObjectList *list, const ErrorStack &err) {
if (qobject_cast<ConfigObjectRefList *>(list))
return Visitor::processList(list, err);
ConfigObjectList *objList = qobject_cast<ConfigObjectList *>(list);
if (nullptr == objList)
return Visitor::processList(list, err);;
QList<ConfigObject *> filtered;
for (int i=0; i<objList->count(); i++) {
if (toRemove(objList->get(i)))
filtered.append(objList->get(i));
}
foreach (ConfigObject *item, filtered)
objList->del(item);
return Visitor::processList(list, err);
}
/* ********************************************************************************************* *
* Implementation of ObjectFilterVisitor
* ********************************************************************************************* */
ObjectFilterVisitor::ObjectFilterVisitor(const std::initializer_list<QMetaObject> &types)
: AbstractObjectFilterVisitor(), _filter(types)
{
// pass...
}
bool
ObjectFilterVisitor::toRemove(ConfigItem *item) {
foreach (const QMetaObject &meta, _filter)
if (item->inherits(meta.className()))
return true;
return false;
}
/* ********************************************************************************************* *
* Implementation of EncryptionKeyFilterVisitor::Filter
* ********************************************************************************************* */
EncryptionKeyFilterVisitor::Filter::Filter(const QMetaObject &meta_type, unsigned int bits)
: type(meta_type), minBits(bits), maxBits(bits)
{
// pass...
}
EncryptionKeyFilterVisitor::Filter::Filter(const QMetaObject &meta_type, unsigned int min_bits, unsigned int max_bits)
: type(meta_type), minBits(min_bits), maxBits(max_bits)
{
// pass...
}
bool
EncryptionKeyFilterVisitor::Filter::accepts(const EncryptionKey *key) const {
return key->inherits(type.className()) && (key->key().size()*8>=minBits)
&& (key->key().size()*8<=maxBits);
}
/* ********************************************************************************************* *
* Implementation of EncryptionKeyFilterVisitor
* ********************************************************************************************* */
EncryptionKeyFilterVisitor::EncryptionKeyFilterVisitor(const std::initializer_list<Filter> &filter)
: AbstractObjectFilterVisitor(), _filter(filter)
{
// pass...
}
bool
EncryptionKeyFilterVisitor::toRemove(ConfigItem *item) {
if (! item->is<EncryptionKey>())
return false;
auto key = item->as<EncryptionKey>();
foreach (const Filter &filter, _filter) {
if (filter.accepts(key))
return false;
}
return true;
}
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