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Revision 2ee5022f

Von Christian Ehringfeld vor fast 9 Jahren hinzugefügt

  • ID 2ee5022f3791de30be735d4977becb404e5f9329
  • Vorgänger 584721e5
  • Nachfolger b9dcff08

query stuff

Unterschiede anzeigen:

EntityManager.pro
src/entityhelper.h \
src/logger.h \
src/query.h \
src/join.h
src/join.h \
src/queryinterpreter.h \
src/condition.h
SOURCES += \
src/entity.cpp \
......
src/entityhelper.cpp \
src/logger.cpp \
src/query.cpp \
src/join.cpp
src/join.cpp \
src/queryinterpreter.cpp \
src/condition.cpp
unix {
target.path = /usr/lib
src/condition.cpp
#include "condition.h"
using namespace CuteEntityManager;
Condition::Condition() {
}
Condition::Condition(QString condition) {
if (!condition.isEmpty()) {
this->conditions.append(condition);
}
}
void Condition::appendCondition(const QString &value) {
this->conditions.append(value);
}
QStringList Condition::getConditions() const {
return conditions;
}
void Condition::setConditions(const QStringList &value) {
conditions = value;
}
QList<Condition> Condition::getSubConditions() const {
return subConditions;
}
void Condition::setSubConditions(const QList<Condition> &value) {
subConditions = value;
}
void CuteEntityManager::Condition::addSubCondition(const
CuteEntityManager::Condition &value) {
this->subConditions.append(value);
}
src/condition.h
#ifndef CONDITION_H
#define CONDITION_H
#include <QStringList>
namespace CuteEntityManager {
class Condition {
public:
Condition();
Condition(QString condition);
void appendCondition(const QString &value);
QStringList getConditions() const;
void setConditions(const QStringList &value);
void addSubCondition(const Condition &value);
QList<Condition> getSubConditions() const;
void setSubConditions(const QList<Condition> &value);
private:
QStringList conditions;
QList<Condition> subConditions;
};
}
#endif // CONDITION_H
src/entitymanager.cpp
#include "entitymanager.h"
#include "enums/databasetype.h"
#include "databasemigration.h"
#include "queryinterpreter.h"
using namespace CuteEntityManager;
QStringList EntityManager::connectionNames = QStringList();
......
this->db->getDatabase().driverName()), this->db);
this->schema = QSharedPointer<Schema>(schema);
this->schema->setTables(this->schema->getTableSchemas());
this->queryInterpreter = QSharedPointer<QueryInterpreter>(new QueryInterpreter(
this->schema->getQueryBuilder()));
}
EntityManager::~EntityManager() {
src/entitymanager.h
class Logger;
class QueryInterpreter;
class EntityManager : public QObject {
Q_OBJECT
signals:
......
QString createConnection();
QList<QHash<QString, QVariant> > convertQueryResult(QSqlQuery &q);
bool checkTable(const QSharedPointer<Entity> &entity);
QSharedPointer<QueryInterpreter> queryInterpreter;
};
}
src/query.cpp
#include "query.h"
#include "condition.h"
using namespace CuteEntityManager;
Query::Query() {
this->select << "*";
......
}
void Query::appendCondition(const QString &condition) {
this->conditions.append(Condition(condition));
}
void Query::appendCondition(const Condition &condition) {
this->conditions.append(condition);
}
QLinkedList<Condition> Query::getConditions() const {
return conditions;
}
void Query::setConditions(const QLinkedList<Condition> &value) {
conditions = value;
}
void Query::setSelect(const QStringList &value) {
select = value;
......
void Query::setOffset(const uint &value) {
offset = value;
}
QLinkedList<QString> Query::getConditions() const {
return conditions;
}
void Query::setConditions(const QLinkedList<QString> &value) {
conditions = value;
}
src/query.h
#include "join.h"
namespace CuteEntityManager {
class Query
{
public:
class Condition;
class Query {
public:
Query();
QStringList getSelect() const;
void setSelect(const QStringList &value);
......
uint getOffset() const;
void setOffset(const uint &value);
QLinkedList<QString> getConditions() const;
void appendCondition(const QString &condition);
void setConditions(const QLinkedList<QString> &value);
void appendCondition(const Condition &condition);
QLinkedList<Condition> getConditions() const;
void setConditions(const QLinkedList<Condition> &value);
private:
private:
QStringList select;
QString selectOption = QStringLiteral("");
bool distinct = false;
QStringList from;
QStringList groupBy;
QStringList orderBy;
QLinkedList<QString> conditions;
QLinkedList<Condition> conditions;
QList<Join> joins;
QHash<QString, QVariant> params;
uint limit = 0;
uint offset = 0;
uint limit = 0;
uint offset = 0;
};
enum class JokerPosition {
src/querybuilder.cpp
QString QueryBuilder::between(QString colName, QString valName1,
QString valName2, bool notOp) {
return "(" + this->schema->quoteColumnName(colName) + " " + this->between() +
return "(" + this->schema->quoteColumnName(colName) + (notOp ? (" " +
this->notKeyword() + " ") : " ") + this->between() +
" " + this->placeHolder(valName1) + " " + this->andKeyword() + " " +
this->placeHolder(valName2) + ")";
}
......
}
}
QSqlQuery QueryBuilder::generateQuery(const Query &query) const {
}
void QueryBuilder::where(Query &query, QString column, QVariant value) {
QString placeholder = column + "_where";
query.appendCondition(this->schema->quoteColumnName(column) + "=" +
src/querybuilder.h
*/
void where(Query &query, QHash<QString, QVariant> conditions,
QString conjunction = "AND");
void where(Query &query, QString condition,QHash<QString, QVariant> values= QHash<QString, QVariant>());
void where(Query &query, QString condition,
QHash<QString, QVariant> values = QHash<QString, QVariant>());
//void where(Query &query,QHash<QString, QList<QVariant>> conditions, QString concat="AND");
void between(Query &query, QString column, QVariant firstValue,
QVariant secondValue);
......
* @param column
* @param value
*/
void like(Query &q, QString column, QVariant value, JokerPosition jp = JokerPosition::BOTH, QChar wildcard ='%');
void like(Query &q, QString column, QVariant value,
JokerPosition jp = JokerPosition::BOTH, QChar wildcard = '%');
/**
* @brief like
* @param condition
* @param concat
*/
void like(Query &query, QHash<QString, QVariant> conditions, QString conjunction = "AND",
JokerPosition jp= JokerPosition::BOTH, QChar wildcard ='%');
void like(Query &query, QHash<QString, QVariant> conditions,
QString conjunction = "AND",
JokerPosition jp = JokerPosition::BOTH, QChar wildcard = '%');
protected:
class ClassAttributes {
......
QString pk;
QHash<QString, QVariant> attributes;
};
QSqlQuery generateQuery(const Query &query) const;
QSqlQuery find(const qint64 &id, const QString &tableName) const;
QSqlQuery find(const qint64 &id, const QSharedPointer<Entity> &entity,
qint64 offset = 0, QString pk = "id") const;
......
QString leftJoin(const QString &foreignTable, const QString &tableName,
const QString &foreignKey = "id", const QString &primaryKey = "id") const;
QString superClassColumnName(const QMetaObject *&superMeta) const;
QString addWildcard(QVariant var, JokerPosition jp, QChar jokerChar = '%') const;
QString addWildcard(QVariant var, JokerPosition jp,
QChar jokerChar = '%') const;
QString joinSuperClasses(const QSharedPointer<Entity> &entity) const;
virtual QString selectBase(const QStringList &tables,
src/queryinterpreter.cpp
#include "queryinterpreter.h"
using namespace CuteEntityManager;
QueryInterpreter::QueryInterpreter(QSharedPointer<QueryBuilder> builder) {
this->builder = builder;
}
QSqlQuery QueryInterpreter::interpretQuery(Query &q) {
}
src/queryinterpreter.h
#ifndef QUERYINTERPRETER_H
#define QUERYINTERPRETER_H
#include <QSqlQuery>
#include <QSharedPointer>
namespace CuteEntityManager {
class Query;
class QueryBuilder;
class QueryInterpreter {
public:
QueryInterpreter(QSharedPointer<QueryBuilder> builder);
QSqlQuery interpretQuery(Query &q);
private:
QSharedPointer<QueryBuilder> builder;
};
}
#endif // QUERYINTERPRETER_H

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