Revision dbf92b46
Von Christian Ehringfeld vor mehr als 8 Jahren hinzugefügt
| src/entitymanager.h | ||
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QHash<QString, QString>(), quint64 limit = 0, quint64 offset = 0,
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bool joinBaseClasses = false, const bool resolveRelations = true) {
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QSharedPointer<Entity> e = QSharedPointer<Entity>
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(EntityInstanceFactory::createInstance<T *>());
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(EntityInstanceFactory::createInstance<T*>());
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if (e) {
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Query query = Query(QStringList(e->getTablename()));
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if (joinBaseClasses) {
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| src/query.cpp | ||
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*/
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#include "query.h"
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#include "entity.h"
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using namespace CuteEntityManager;
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Query::Query() {
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}
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| ... | ... | |
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this->groupBy.append(groupBy);
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this->distinct = distinct;
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this->having = having;
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}
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void Query::appendWhere(const QString &condition) {
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| src/query.h | ||
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namespace CuteEntityManager {
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class Condition;
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class OrderBy;
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class Entity;
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enum class Direction;
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class Query {
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public:
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| ... | ... | |
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quint64 offset = 0;
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};
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/**
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* @brief The JokerPosition enum
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* FRONT -> e.g. "%foo"
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* BEHIND -> e.g. "foo%"
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* BOTH -> e.g. "%foo%"
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*/
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enum class JokerPosition {
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FRONT, // e.g. "%foo"
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BEHIND, // e.g. "foo%"
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BOTH, // e.g. "%foo%"
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FRONT,
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BEHIND,
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BOTH,
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NONE
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};
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| src/querybuilder.cpp | ||
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QSqlQuery q = this->database->getQuery(this->selectBase(QStringList(
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entity->getTablename())) + this->joinSuperClasses(
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entity) + " WHERE " + this->schema->quoteColumnName(entity->getTablename() + "."
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+ pk) + "= " + this->placeHolder(pk) + this->limit(1, offset));
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+ pk) + this->equalOperator() + " " + this->placeHolder(pk) + this->limit(1, offset));
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this->bindValue(pk, id, q);
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return q;
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}
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| ... | ... | |
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sql += " " + this->whereKeyword() + " ";
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sql += this->schema->quoteColumnName(
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attribute);
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sql += " = " + this->placeHolder(pk) + ";";
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sql += " " + this->equalOperator()+" " + this->placeHolder(pk) + ";";
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q.prepare(sql);
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this->bindValue(pk, id, q);
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return q;
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| ... | ... | |
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QString pkCol = "id";
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QString sql = "DELETE FROM " + this->schema->quoteTableName(
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tableName) + " WHERE " + this->schema->quoteColumnName(
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attribute) + "=" + this->placeHolder(pkCol);
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attribute) + this->equalOperator() + this->placeHolder(pkCol);
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q.prepare(sql);
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this->bindValue(pkCol, id, q);
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return q;
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| ... | ... | |
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return "COUNT";
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}
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QString QueryBuilder::notEqualOperator() const {
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return "!=";
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}
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QString QueryBuilder::equalOperator() const {
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return "=";
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}
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QString QueryBuilder::fromKeyword() const {
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return "FROM";
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}
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QString QueryBuilder::isNullKeywords() const {
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return "IS NULL";
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}
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QString QueryBuilder::isNotNullKeywords() const {
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return "IS NOT NULL";
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}
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Expression QueryBuilder::inFunction(QString column,
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QList<QVariant> values, bool notOp) const {
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QString condition = "";
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ignoreID, primaryKey);
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}
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QString QueryBuilder::where(const QString &key, const QVariant &var, bool withKeyword, bool select, bool notEqual) const {
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QString r = (withKeyword ? " WHERE " : "");
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r += this->schema->quoteColumnName(key) + (var.isNull() && select
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? (" " +(notEqual ? this->isNotNullKeywords(): this->isNullKeywords()))
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: (notEqual ? this->notEqualOperator() : this->equalOperator() ) + this->placeHolder(key));
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return r;
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}
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QString QueryBuilder::attributes(const QHash<QString, QVariant> &m, bool select,
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const QString &conjunction,
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bool ignoreID, const QString &primaryKey) const {
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if (!rc.isEmpty()) {
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rc += " " + conjunction + " ";
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}
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rc += this->schema->quoteColumnName(i.key()) + (i.value().isNull()
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&& select ? " is null"
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: "=" + this->placeHolder(i.key()));
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rc += this->where(i.key(), i.value(), false, select);
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}
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}
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return rc;
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| ... | ... | |
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}
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Expression QueryBuilder::isNull(QString column) const {
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return Expression(this->schema->quoteColumnName(column) + " IS NULL");
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return Expression(this->schema->quoteColumnName(column) + this->isNullKeywords());
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}
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Expression QueryBuilder::isNotNull(QString column) const {
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return Expression(this->schema->quoteColumnName(column) + " IS " +
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this->notKeyword() + " NULL");
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return Expression(this->schema->quoteColumnName(column) + this->isNotNullKeywords());
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}
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Expression QueryBuilder::plainOr() const {
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return exp;
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}
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Expression QueryBuilder::equal(QString &key, QVariant &value) {
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Expression exp = Expression(this->where(key, value, false, true, false));
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exp.appendParam(key,value);
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return exp;
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}
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Expression QueryBuilder::notEqual(QString &key, QVariant &value) {
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Expression exp = Expression(this->where(key, value, false, true, true));
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exp.appendParam(key,value);
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return exp;
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}
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Expression QueryBuilder::between(QString column, QVariant firstValue,
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QVariant secondValue) const {
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QString firstPh = column + "_bet1";
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| ... | ... | |
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condition += " " + this->orKeyword() + " ";
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}
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condition += this->schema->quoteColumnName(i.key()) + (like ? " " +
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this->likeKeyword() + " " : "=") +
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this->likeKeyword() + " " : this->equalOperator()) +
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this->placeHolder(i.key());
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exp.appendParam(i.key(), i.value());
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}
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| src/querybuilder.h | ||
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QString conjunction = QStringLiteral("AND")) const;
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Expression where(QString condition,
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QHash<QString, QVariant> values = QHash<QString, QVariant>()) const;
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Expression equal(QString &key, QVariant &value);
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Expression notEqual(QString &key, QVariant &value);
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//void where(Query &query,QHash<QString, QList<QVariant>> conditions, QString concat="AND");
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Expression between(QString column, QVariant firstValue,
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QVariant secondValue) const;
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| ... | ... | |
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const QString &conjunction,
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bool ignoreID = false, const QString &primaryKey = "id",
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bool withKeyword = true) const;
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QString where(const QString &key, const QVariant &var, bool withKeyword, bool select=true, bool notEqual=false) const;
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QString attributes(const QHash<QString, QVariant> &m, bool select = true,
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const QString &conjunction = ",",
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bool ignoreID = false, const QString &primaryKey = "id") const;
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| ... | ... | |
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virtual QString inKeyword() const;
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virtual QString whereKeyword() const;
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virtual QString countKeyword() const;
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virtual QString notEqualOperator() const;
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virtual QString equalOperator() const;
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virtual QString fromKeyword() const;
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virtual QString isNullKeywords() const;
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virtual QString isNotNullKeywords() const;
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virtual Expression inFunction(QString column, QList<QVariant> values,
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bool notOp = false) const;
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virtual QString between(QString colName, QString valName1, QString valName2,
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Auch abrufbar als: Unified diff
some comfort methods for query builder