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Finish Variables_with_params

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This commit is contained in:
Arin Alexander 2019-01-31 22:17:05 +03:00
commit 75878b97a9
8 changed files with 112 additions and 72 deletions
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47
include/lrdatasourceintf.h Normal file
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@ -0,0 +1,47 @@
#ifndef LRDATASOURCEINTF_H
#define LRDATASOURCEINTF_H
#include <QSharedPointer>
#include <QAbstractItemModel>
namespace LimeReport {
class IDataSource {
public:
enum DatasourceMode{DESIGN_MODE,RENDER_MODE};
typedef QSharedPointer<IDataSource> Ptr;
virtual ~IDataSource() {}
virtual bool next() = 0;
virtual bool hasNext() = 0;
virtual bool prior() = 0;
virtual void first() = 0;
virtual void last() = 0;
virtual bool bof() = 0;
virtual bool eof() = 0;
virtual QVariant data(const QString& columnName) = 0;
virtual QVariant dataByKeyField(const QString& columnName, const QString& keyColumnName, QVariant keyData) = 0;
virtual int columnCount() = 0;
virtual QString columnNameByIndex(int columnIndex) = 0;
virtual int columnIndexByName(QString name) = 0;
virtual bool isInvalid() const = 0;
virtual QString lastError() = 0;
virtual QAbstractItemModel* model() = 0;
};
class IDataSourceHolder {
public:
virtual ~IDataSourceHolder(){}
virtual IDataSource* dataSource(IDataSource::DatasourceMode mode = IDataSource::RENDER_MODE) = 0;
virtual QString lastError() const = 0;
virtual bool isInvalid() const = 0;
virtual bool isOwned() const = 0;
virtual bool isEditable() const = 0;
virtual bool isRemovable() const = 0;
virtual void invalidate(IDataSource::DatasourceMode mode, bool dbWillBeClosed = false) = 0;
virtual void update() = 0;
virtual void clearErrors() = 0;
};
} // namespace LimeReport
#endif // LRDATASOURCEINTF_H

5
include/lrglobal.h
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@ -82,8 +82,8 @@ namespace Const{
const qreal BAND_NAME_TEXT_OPACITY = 0.6;
const qreal SELECTION_OPACITY = 0.3;
const QString FIELD_RX = "\\$D\\s*\\{\\s*([^{}]*)\\s*\\}";
const QString VARIABLE_RX = "\\$V\\s*\\{\\s*([^{}]*)\\s*\\}";
const QString NAMED_VARIABLE_RX = "\\$V\\s*\\{\\s*(%1)\\s*\\}";
const QString VARIABLE_RX = "\\$V\\s*\\{\\s*(?:([^\\{\\},]*)|(?:([^\\{\\}]*)\\s*,\\s*([^\\{\\}]*)))\\s*\\}";
const QString NAMED_VARIABLE_RX = "\\$V\\s*\\{\\s*(?:(%1)|(?:(%1)\\s*,\\s*([^\\{\\}]*)))\\s*\\}";
const QString SCRIPT_RX = "\\$S\\s*\\{(.*)\\}";
const QString GROUP_FUNCTION_PARAM_RX = "\\(\\s*((?:(?:\\\")|(?:))(?:(?:\\$(?:(?:D\\{\\s*\\w*..*\\})|(?:V\\{\\s*\\w*\\s*\\})|(?:S\\{.+\\})))|(?:\\w*))(?:(?:\\\")|(?:)))(?:(?:\\s*,\\s*(?:\\\"(\\w*)\\\"))|(?:))(?:(?:\\s*,\\s*(?:(\\w*)))|(?:))\\)";
const int DATASOURCE_INDEX = 3;
@ -94,6 +94,7 @@ namespace Const{
const QString GROUP_FUNCTION_NAME_RX = "%1\\s*\\((.*[^\\)])\\)";
const int SCENE_MARGIN = 50;
const QString FUNCTION_MANAGER_NAME = "LimeReport";
const QString DATAFUNCTIONS_MANAGER_NAME = "DatasourceFunctions";
const QString EOW("~!@#$%^&*()+{}|:\"<>?,/;'[]\\-=");
const int DEFAULT_TAB_INDENTION = 4;

1
limereport/designer.pri
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@ -1,3 +1,4 @@
include(../common.pri)
DEFINES+=HAVE_REPORT_DESIGNER
contains(CONFIG,dialogdesigner){

55
limereport/lrdatadesignintf.cpp
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@ -77,10 +77,8 @@ bool QueryHolder::runQuery(IDataSource::DatasourceMode mode)
return false;
}
if (!m_prepared){
extractParams();
if (!m_prepared) return false;
}
query.prepare(m_preparedSQL);
fillParams(&query);
@ -152,35 +150,13 @@ void QueryHolder::fillParams(QSqlQuery *query)
void QueryHolder::extractParams()
{
m_preparedSQL = replaceVariables(m_queryText);
m_preparedSQL = dataManager()->replaceVariables(m_queryText, m_aliasesToParam);
m_prepared = true;
}
QString QueryHolder::replaceVariables(QString query)
{
QRegExp rx(Const::VARIABLE_RX);
int curentAliasIndex = 0;
if (query.contains(rx)){
int pos = -1;
while ((pos=rx.indexIn(query))!=-1){
QString variable=rx.cap(0);
variable.remove("$V{");
variable.remove("}");
if (m_aliasesToParam.contains(variable)){
curentAliasIndex++;
m_aliasesToParam.insert(variable+"_alias"+QString::number(curentAliasIndex),variable);
variable += "_alias"+QString::number(curentAliasIndex);
} else {
m_aliasesToParam.insert(variable,variable);
}
query.replace(pos,rx.cap(0).length(),":"+variable);
}
}
return query;
return dataManager()->replaceVariables(query, m_aliasesToParam);
}
QString QueryHolder::queryText()
@ -450,32 +426,7 @@ QString SubQueryHolder::extractField(QString source)
QString SubQueryHolder::replaceFields(QString query)
{
QRegExp rx(Const::FIELD_RX);
int curentAliasIndex=0;
if (query.contains(rx)){
int pos;
while ((pos=rx.indexIn(query))!=-1){
QString field=rx.cap(0);
field.remove("$D{");
field.remove("}");
if (!m_aliasesToParam.contains(field)){
if (field.contains("."))
m_aliasesToParam.insert(field,field);
else
m_aliasesToParam.insert(field,m_masterDatasource+"."+field);
} else {
curentAliasIndex++;
if (field.contains("."))
m_aliasesToParam.insert(field+"_alias"+QString::number(curentAliasIndex),field);
else
m_aliasesToParam.insert(field+"_alias"+QString::number(curentAliasIndex),m_masterDatasource+"."+field);
field+="_alias"+QString::number(curentAliasIndex);
}
query.replace(pos,rx.cap(0).length(),":"+extractField(field));
}
}
return query;
return dataManager()->replaceFields(query, m_aliasesToParam);
}
SubQueryDesc::SubQueryDesc(QString queryName, QString queryText, QString connection, QString masterDatasourceName)

21
limereport/lrdatasourcemanager.cpp
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@ -451,7 +451,7 @@ QString DataSourceManager::replaceVariables(QString query, QMap<QString,QString>
QString var=rx.cap(0);
var.remove("$V{");
var.remove("}");
if (!rx.cap(1).isEmpty()){
if (aliasesToParam.contains(var)){
curentAliasIndex++;
aliasesToParam.insert(var+"_v_alias"+QString::number(curentAliasIndex),var);
@ -459,9 +459,24 @@ QString DataSourceManager::replaceVariables(QString query, QMap<QString,QString>
} else {
aliasesToParam.insert(var,var);
}
query.replace(pos,rx.cap(0).length(),":"+var);
} else {
QString varName = rx.cap(2).trimmed();
QString varParam = rx.cap(3).trimmed();
if (!varName.isEmpty()){
if (!varParam.isEmpty() && varParam.compare("nobind") == 0 ){
query.replace(pos,rx.cap(0).length(), variable(varName).toString());
} else {
query.replace(pos,rx.cap(0).length(),
QString(tr("Uknown parametr \"%1\" for variable \"%2\" found!")
.arg(varName)
.arg(varParam))
);
}
} else {
query.replace(pos,rx.cap(0).length(),QString(tr("Variable \"%1\" not found!").arg(var)));
}
}
}
}
return query;

5
limereport/lrglobal.h
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@ -82,8 +82,8 @@ namespace Const{
const qreal BAND_NAME_TEXT_OPACITY = 0.6;
const qreal SELECTION_OPACITY = 0.3;
const QString FIELD_RX = "\\$D\\s*\\{\\s*([^{}]*)\\s*\\}";
const QString VARIABLE_RX = "\\$V\\s*\\{\\s*([^{}]*)\\s*\\}";
const QString NAMED_VARIABLE_RX = "\\$V\\s*\\{\\s*(%1)\\s*\\}";
const QString VARIABLE_RX = "\\$V\\s*\\{\\s*(?:([^\\{\\},]*)|(?:([^\\{\\}]*)\\s*,\\s*([^\\{\\}]*)))\\s*\\}";
const QString NAMED_VARIABLE_RX = "\\$V\\s*\\{\\s*(?:(%1)|(?:(%1)\\s*,\\s*([^\\{\\}]*)))\\s*\\}";
const QString SCRIPT_RX = "\\$S\\s*\\{(.*)\\}";
const QString GROUP_FUNCTION_PARAM_RX = "\\(\\s*((?:(?:\\\")|(?:))(?:(?:\\$(?:(?:D\\{\\s*\\w*..*\\})|(?:V\\{\\s*\\w*\\s*\\})|(?:S\\{.+\\})))|(?:\\w*))(?:(?:\\\")|(?:)))(?:(?:\\s*,\\s*(?:\\\"(\\w*)\\\"))|(?:))(?:(?:\\s*,\\s*(?:(\\w*)))|(?:))\\)";
const int DATASOURCE_INDEX = 3;
@ -94,6 +94,7 @@ namespace Const{
const QString GROUP_FUNCTION_NAME_RX = "%1\\s*\\((.*[^\\)])\\)";
const int SCENE_MARGIN = 50;
const QString FUNCTION_MANAGER_NAME = "LimeReport";
const QString DATAFUNCTIONS_MANAGER_NAME = "DatasourceFunctions";
const QString EOW("~!@#$%^&*()+{}|:\"<>?,/;'[]\\-=");
const int DEFAULT_TAB_INDENTION = 4;

22
limereport/lrscriptenginemanager.cpp
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@ -353,7 +353,7 @@ void ScriptEngineManager::setDataManager(DataSourceManager *dataManager){
);
addFunction(describer);
}
moveQObjectToScript(new DatasourceFunctions(dataManager), LimeReport::Const::DATAFUNCTIONS_MANAGER_NAME);
}
}
}
@ -564,6 +564,9 @@ void ScriptEngineManager::clearTableOfContents(){
ScriptValueType ScriptEngineManager::moveQObjectToScript(QObject* object, const QString objectName)
{
ScriptValueType obj = scriptEngine()->globalObject().property(objectName);
if (!obj.isNull()) delete obj.toQObject();
ScriptValueType result = scriptEngine()->newQObject(object);
scriptEngine()->globalObject().setProperty(objectName, result);
return result;
@ -866,7 +869,6 @@ ScriptEngineManager::ScriptEngineManager()
m_scriptEngine->setDefaultPrototype(qMetaTypeId<QComboBox*>(),
m_scriptEngine->newQObject(new ComboBoxPrototype()));
#endif
createLineFunction();
createNumberFomatFunction();
createDateFormatFunction();
@ -1786,8 +1788,6 @@ void LimeReport::TableOfContents::clear(){
}
//#ifdef USE_QJSENGINE
QObject* ComboBoxWrapperCreator::createWrapper(QObject *item)
{
QComboBox* comboBox = dynamic_cast<QComboBox*>(item);
@ -1797,7 +1797,19 @@ QObject* ComboBoxWrapperCreator::createWrapper(QObject *item)
return 0;
}
//#endif
bool DatasourceFunctions::next(const QString &datasourceName){
if (m_dataManager && m_dataManager->dataSource(datasourceName))
return m_dataManager->dataSource(datasourceName)->next();
return false;
}
bool DatasourceFunctions::isEOF(const QString &datasourceName)
{
if (m_dataManager && m_dataManager->dataSource(datasourceName))
return m_dataManager->dataSource(datasourceName)->eof();
return false;
}
#ifndef USE_QJSENGINE
void ComboBoxPrototype::addItem(const QString &text)

12
limereport/lrscriptenginemanager.h
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@ -52,6 +52,8 @@
#include "lrscriptenginemanagerintf.h"
#include "lrcallbackdatasourceintf.h"
#include "lrcollection.h"
#include "lrdatasourceintf.h"
#include "lrdatasourcemanagerintf.h"
namespace LimeReport{
@ -296,6 +298,16 @@ private:
QObject* createWrapper(QObject* item);
};
class DatasourceFunctions : public QObject{
Q_OBJECT
public:
explicit DatasourceFunctions(IDataSourceManager* dataManager): m_dataManager(dataManager){}
Q_INVOKABLE bool next(const QString& datasourceName);
Q_INVOKABLE bool isEOF(const QString& datasourceName);
private:
IDataSourceManager* m_dataManager;
};
class ScriptFunctionsManager : public QObject{
Q_OBJECT
public: