Revision 23337ecc
Von Christian Ehringfeld vor etwa 9 Jahren hinzugefügt
| src/entity.cpp | ||
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}
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Entity::~Entity() {
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}
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QList<ValidationRule> Entity::validationRules() const {
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return QString(this->metaObject()->className()).toLower();
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}
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QString Entity::getClassname() const {
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return EntityHelper::getClassName(this);
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}
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const QHash<QString, Relation> Entity::getRelations() const {
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return QHash<QString, Relation>();
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}
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| src/entity.h | ||
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virtual ~Entity();
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virtual QList<ValidationRule> validationRules() const;
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virtual QString getTablename() const;
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virtual QString getClassname() const;
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virtual const QHash<QString, Relation> getRelations() const;
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virtual const QStringList getTransientAttributes() const;
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virtual const QStringList getBLOBColumns() const;
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| src/entityhelper.cpp | ||
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auto e = list.at(i);
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if (e->getId() == remove->getId()) {
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list.removeAt(i);
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EntityHelper::setListProperty(entity, list, property);
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break;
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}
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}
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EntityHelper::setListProperty(entity, list, property);
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}
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}
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void EntityHelper::clearEntityListProperty(const QSharedPointer<Entity> &entity,
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const QMetaProperty &property) {
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QVariant var = property.read(entity.data());
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if (var.canConvert<QList<QVariant>>()) {
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auto list = EntityInstanceFactory::castQVariantList(var);
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list.clear();
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EntityHelper::setListProperty(entity, list, property);
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}
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}
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| src/entityhelper.h | ||
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QSharedPointer<Entity> add, const QMetaProperty &property);
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static void removeEntityFromListProperty(const QSharedPointer<Entity> &entity,
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QSharedPointer<Entity> remove, const QMetaProperty &property);
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static void clearEntityListProperty(const QSharedPointer<Entity> &entity, const QMetaProperty &property);
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static void setListProperty(const QSharedPointer<Entity> &entity,
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QList<QSharedPointer<Entity>> &list,
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const QMetaProperty &property);
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| src/entityinstancefactory.cpp | ||
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Entity *EntityInstanceFactory::createInstance(const char *className,
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const QHash<QString, QVariant> &attributes) {
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Entity *e = EntityInstanceFactory::createInstance(className);
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e = EntityInstanceFactory::setAttributes(e, attributes);
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EntityInstanceFactory::setAttributes(e, attributes);
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return e;
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}
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Entity *EntityInstanceFactory::setAttributes(Entity *&e,
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void EntityInstanceFactory::setAttributes(Entity *&e,
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const QHash<QString, QVariant> &attributes,
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QHash<QString, QMetaProperty> metaprops) {
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if (e) {
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++iterator;
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}
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}
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return e;
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}
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Entity *EntityInstanceFactory::setAttributes(Entity *&e,
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void EntityInstanceFactory::setAttributes(Entity *&e,
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const QHash<QString, QVariant> &attributes) {
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if (!attributes.isEmpty()) {
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auto metaprops = EntityHelper::getMetaProperties(e);
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return EntityInstanceFactory::setAttributes(e, attributes, metaprops);
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} else {
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return e;
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EntityInstanceFactory::setAttributes(e, attributes, metaprops);
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}
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}
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| ... | ... | |
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QSharedPointer<Entity> EntityInstanceFactory::castQVariant(
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QVariant &entity) {
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return *reinterpret_cast<QSharedPointer<Entity>*>(entity.data());
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if(!entity.isNull() && entity.data()) {
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return *reinterpret_cast<QSharedPointer<Entity>*>(entity.data());
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} else {
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return QSharedPointer<Entity>();
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}
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}
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QStringList EntityInstanceFactory::getRegisteredClasses() {
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| src/entityinstancefactory.h | ||
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static Entity *createInstance(int metaTypeId);
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static Entity *createInstance(const char *className,
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const QHash<QString, QVariant> &attributes);
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static Entity *setAttributes(Entity *&e,
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static void setAttributes(Entity *&e,
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const QHash<QString, QVariant> &attributes,
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QHash<QString, QMetaProperty> metaprops);
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static Entity *setAttributes(Entity *&e,
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static void setAttributes(Entity *&e,
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const QHash<QString, QVariant> &attributes);
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static const QString extractEntityType(const QString &s);
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static Entity *newSuperClassInstance(const Entity *e);
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| src/entitymanager.cpp | ||
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const bool ignoreHasChanged, const bool validate,
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const bool relationsIgnoreHasChanged) {
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bool merged = mergedObjects.contains(entity.data());
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if (!merged && (ignoreHasChanged || this->hasChanged(entity))) {
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if (entity && !merged && (ignoreHasChanged || this->hasChanged(entity))) {
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if (entity->getProperty(entity->getPrimaryKey()).toLongLong() > -1) {
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return this->mergeObject(entity, mergedObjects, persistRelations, validate,
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relationsIgnoreHasChanged);
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| ... | ... | |
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QList<Entity *> &mergedObjects, bool withRelations, const bool validate,
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const bool relationsIgnoreHasChanged) {
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bool ok = true;
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if (!mergedObjects.contains(entity.data())) {
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if (entity && !mergedObjects.contains(entity.data())) {
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mergedObjects.append(entity.data());
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ok = false;
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if (entity->getId() > -1 && (!validate || this->validate(entity))) {
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| ... | ... | |
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const bool checkDuplicate, const bool validate,
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const bool relationsIgnoreHasChanged) {
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bool rc = true;
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if (!mergedObjects.contains(entity.data())) {
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if (entity && !mergedObjects.contains(entity.data())) {
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mergedObjects.append(entity.data());
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rc = false;
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if (this->checkTable(entity) && (!validate || this->validate(entity))
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| ... | ... | |
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break;
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/**
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* @todo error handling
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*
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*/
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}
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}
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| ... | ... | |
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}
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void EntityManager::refresh(QSharedPointer<Entity> &entity) {
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entity = this->findById(entity->getProperty(
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entity->getPrimaryKey()).toLongLong(),
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EntityHelper::getClassName(entity.data()));
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if(entity) {
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auto map = this->findByPk(entity->getId(), entity);
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this->convert(map, entity, true);
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}
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}
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QList<QHash<QString, QVariant>> EntityManager::selectByQuery(Query &query) {
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QSharedPointer<Entity> r;
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if (e && (refresh
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e->setId(id);
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auto map = this->findByPk(id, e);
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r = this->convert(map, EntityHelper::getClassname(e.data()), refresh);
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}
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| ... | ... | |
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while (iterator != relations.constEnd()) {
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const Relation r = iterator.key();
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auto var = iterator.value().read(entity.data());
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if (var.data()) {
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if (r.getType() == RelationType::MANY_TO_ONE) {
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auto e = EntityInstanceFactory::castQVariant(var);
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if (this->shouldBeSaved(e, r)) {
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this->saveObject(e, mergedObjects, true, ignoreHasChanged);
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auto fkProp = EntityHelper::mappedProperty(r, e);
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if (fkProp.isValid()) {
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EntityHelper::addEntityToListProperty(e, entity, fkProp);
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}
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}
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} else if (r.getType() == RelationType::ONE_TO_ONE
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&& r.getMappedBy().isEmpty()) {
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auto e = EntityInstanceFactory::castQVariant(var);
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if (r.getType() == RelationType::MANY_TO_ONE) {
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auto e = EntityInstanceFactory::castQVariant(var);
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if (this->shouldBeSaved(e, r)) {
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this->saveObject(e, mergedObjects, true, ignoreHasChanged);
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auto prop = EntityHelper::mappedProperty(r, e);
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EntityHelper::setProperty(e, entity, prop);
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auto fkProp = EntityHelper::mappedProperty(r, e);
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if (e && fkProp.isValid()) {
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EntityHelper::addEntityToListProperty(e, entity, fkProp);
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}
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}
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} else if (r.getType() == RelationType::ONE_TO_ONE
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&& r.getMappedBy().isEmpty()) {
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auto e = EntityInstanceFactory::castQVariant(var);
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this->saveObject(e, mergedObjects, true, ignoreHasChanged);
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auto prop = EntityHelper::mappedProperty(r, e);
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EntityHelper::setProperty(e, entity, prop);
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}
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++iterator;
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}
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| ... | ... | |
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for (auto i = relations.constBegin(); i != relations.constEnd(); ++i) {
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const Relation r = i.key();
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auto var = i.value().read(entity.data());
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if (!var.isNull() && var.data()) {
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if (r.getType() == RelationType::MANY_TO_MANY) {
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this->persistManyToMany(entity, r, var, mergedObjects, ignoreHasChanged,
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newItem);
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} else if (r.getType() == RelationType::ONE_TO_MANY) {
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QList<QSharedPointer<Entity>> list = EntityInstanceFactory::castQVariantList(
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var);
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if (!list.isEmpty()) {
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auto fkProp = EntityHelper::mappedProperty(r, list.at(0));
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for (int var = 0; var < list.size(); ++var) {
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auto e = list.at(var);
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if (this->shouldBeSaved(e, r)) {
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EntityHelper::setProperty(e, entity, fkProp);
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this->saveObject(e, mergedObjects, true, ignoreHasChanged);
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}
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if (r.getType() == RelationType::MANY_TO_MANY) {
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this->persistManyToMany(entity, r, var, mergedObjects, ignoreHasChanged,
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newItem);
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} else if (r.getType() == RelationType::ONE_TO_MANY) {
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QList<QSharedPointer<Entity>> list = EntityInstanceFactory::castQVariantList(
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var);
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if (!list.isEmpty()) {
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auto fkProp = EntityHelper::mappedProperty(r, list.at(0));
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for (int var = 0; var < list.size(); ++var) {
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auto e = list.at(var);
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if (this->shouldBeSaved(e, r) && e) {
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EntityHelper::setProperty(e, entity, fkProp);
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this->saveObject(e, mergedObjects, true, ignoreHasChanged);
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}
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}
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} else if (r.getType() == RelationType::ONE_TO_ONE
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&& !r.getMappedBy().isEmpty()) {
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auto e = EntityInstanceFactory::castQVariant(var);
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if(e) {
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auto fkProp = EntityHelper::mappedProperty(r, e);
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EntityHelper::setProperty(e, entity, fkProp);
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this->saveObject(e, mergedObjects, true, ignoreHasChanged);
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}
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}
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} else if (r.getType() == RelationType::ONE_TO_ONE
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&& !r.getMappedBy().isEmpty()) {
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auto e = EntityInstanceFactory::castQVariant(var);
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if(e) {
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auto fkProp = EntityHelper::mappedProperty(r, e);
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EntityHelper::setProperty(e, entity, fkProp);
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this->saveObject(e, mergedObjects, true, ignoreHasChanged);
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}
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}
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}
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| ... | ... | |
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bool EntityManager::shouldBeSaved(QSharedPointer<Entity> &entity,
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const Relation &r) {
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return entity && (r.getCascadeType().contains(CascadeType::ALL)
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|| (entity->getProperty(entity->getPrimaryKey()) > -1
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&& r.getCascadeType().contains(CascadeType::MERGE))
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|| (entity->getProperty(entity->getPrimaryKey()) <= -1
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&& r.getCascadeType().contains(CascadeType::PERSIST)));
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return r.getCascadeType().contains(CascadeType::ALL)
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|| ((!entity || entity->getProperty(entity->getPrimaryKey()) > -1)
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&& r.getCascadeType().contains(CascadeType::MERGE))
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|| ((!entity || entity->getProperty(entity->getPrimaryKey()) <= -1)
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&& r.getCascadeType().contains(CascadeType::PERSIST));
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}
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void EntityManager::removeRelations(const QSharedPointer<Entity> &entity) {
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| ... | ... | |
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const Relation &r, QVariant &property, QList<Entity *> &mergedObjects,
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const bool ignoreHasChanged, const bool newItem) {
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auto list = property.value<QList<QVariant>>();
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if (!list.isEmpty() && list.at(0).data()) {
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auto var = list.at(0);
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auto ptr = EntityInstanceFactory::castQVariant(var);
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auto builder = this->schema->getQueryBuilder();
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QString tblName = builder->generateManyToManyTableName(entity, ptr, r);
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if (this->schema->containsTable(tblName)) {
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bool ok = newItem;
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QSqlQuery q;
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if (!newItem) {
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q = builder->manyToManyDelete(
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tblName, builder->generateManyToManyColumnName(entity),
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entity->getProperty(entity->getPrimaryKey()).toLongLong());
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ok = this->db->exec(q);
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} else {
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q = builder->getQuery();
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}
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if (ok) {
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auto nList = EntityInstanceFactory::castQVariantList(property);
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this->persistMappedByRelation(nList, q, entity, ptr, r, tblName, mergedObjects);
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}
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auto ptr = QSharedPointer<Entity>(EntityInstanceFactory::createInstance(
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EntityInstanceFactory::extractEntityType(QString(property.typeName()))));
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auto builder = this->schema->getQueryBuilder();
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QString tblName = builder->generateManyToManyTableName(entity, ptr, r);
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if (this->schema->containsTable(tblName)) {
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bool ok = newItem;
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QSqlQuery q;
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if (!newItem) {
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/**
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* @todo diff and remove entity from relational object when association is deleted
|
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*/
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q = builder->manyToManyDelete(
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tblName, builder->generateManyToManyColumnName(entity),
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entity->getProperty(entity->getPrimaryKey()).toLongLong());
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ok = this->db->exec(q);
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} else {
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this->missingManyToManyTable(tblName, entity, r);
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q = builder->getQuery();
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}
|
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if (ok && !list.isEmpty() && list.at(0).data()) {
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auto nList = EntityInstanceFactory::castQVariantList(property);
|
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this->persistMappedByRelation(nList, q, entity, ptr, r, tblName, mergedObjects);
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}
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} else {
|
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this->missingManyToManyTable(tblName, entity, r);
|
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}
|
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}
|
||
|
|
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| ... | ... | |
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(EntityInstanceFactory::createInstance(EntityInstanceFactory::extractEntityType(
|
||
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QString(property.typeName()))));
|
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auto builder = this->schema->getQueryBuilder();
|
||
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EntityHelper::clearEntityListProperty(entity, property);
|
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if (secEntityPtr) {
|
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QString tblName = builder->generateManyToManyTableName(entity, secEntityPtr,
|
||
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relation);
|
||
| ... | ... | |
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return this->schema->getQueryBuilder()->createTable(e, createRelationTables);
|
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}
|
||
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|
||
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bool EntityManager::removeTable(QString className) {
|
||
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return this->executeQuery(this->schema->getQueryBuilder()->dropTable(className));
|
||
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}
|
||
|
|
||
|
quint8 EntityManager::count(const QSharedPointer<Entity> &entity, bool ignoreID,
|
||
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bool followInheritance) {
|
||
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Query q = Query();
|
||
| ... | ... | |
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return ptr;
|
||
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}
|
||
|
|
||
|
void EntityManager::convert(const QHash<QString, QVariant> &map,
|
||
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QSharedPointer<Entity> &entity, const bool refresh, const bool resolveRelations) {
|
||
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this->cache.insert(entity);
|
||
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auto data = entity.data();
|
||
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EntityInstanceFactory::setAttributes(data, map);
|
||
|
if (resolveRelations) {
|
||
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this->resolveRelations(entity, map, refresh);
|
||
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}
|
||
|
}
|
||
|
|
||
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QList<QSharedPointer<Entity>> EntityManager::convert(
|
||
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QList<QHash<QString, QVariant>> maps,
|
||
|
const char *classname, const bool refresh, const bool resolveRelations) {
|
||
| src/entitymanager.h | ||
|---|---|---|
|
bool createTable(const QSharedPointer<Entity> &entity,
|
||
|
bool createRelationTables = true);
|
||
|
bool createTable(QString className, bool createRelationTables = true);
|
||
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bool removeTable(QString className);
|
||
|
quint8 count(const QSharedPointer<Entity> &entity, bool ignoreID = true,
|
||
|
bool followInheritance = false);
|
||
|
quint8 count(const QString &tableName);
|
||
| ... | ... | |
|
QSharedPointer<Entity> convert(const QHash<QString, QVariant> &map,
|
||
|
const char *classname, const bool refresh = false,
|
||
|
const bool resolveRelations = true);
|
||
|
void convert(const QHash<QString, QVariant> &map, QSharedPointer<Entity> &entity, const bool refresh = false,
|
||
|
const bool resolveRelations = true);
|
||
|
QList<QSharedPointer<Entity>> convert(QList<QHash<QString, QVariant>> maps,
|
||
|
const char *classname, const bool refresh = false,
|
||
|
const bool resolveRelations = true);
|
||
Auch abrufbar als: Unified diff
bugfixxes