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Added ability to create CSV data source

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This commit is contained in:
Arin Alexander
2019-04-04 04:37:18 +03:00
parent de5cc0e0ca
commit 51b2effa3c
9 changed files with 737 additions and 329 deletions
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107
limereport/lrdatasourcemanager.cpp
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@@ -179,7 +179,7 @@ DataNode* DataSourceModel::nodeFromIndex(const QModelIndex& index) const
void DataSourceModel::fillFields(DataNode* parent)
{
foreach(QString name, m_dataManager->fieldNames(parent->name())){
parent->addChild(name,DataNode::Field,QIcon(":/report/images/field"));
parent->addChild(name, DataNode::Field,QIcon(":/report/images/field"));
}
}
@@ -537,7 +537,7 @@ void DataSourceManager::addSubQuery(const QString &name, const QString &sqlText,
emit datasourcesChanged();
}
void DataSourceManager::addProxy(const QString &name, QString master, QString detail, QList<FieldsCorrelation> fields)
void DataSourceManager::addProxy(const QString &name, const QString &master, const QString &detail, QList<FieldsCorrelation> fields)
{
ProxyDesc *proxyDesc = new ProxyDesc();
proxyDesc->setName(name);
@@ -552,6 +552,15 @@ void DataSourceManager::addProxy(const QString &name, QString master, QString de
emit datasourcesChanged();
}
void DataSourceManager::addCSV(const QString& name, const QString& csvText, const QString &separator, bool firstRowIsHeader)
{
CSVDesc* csvDesc = new CSVDesc(name, csvText, separator, firstRowIsHeader);
putCSVDesc(csvDesc);
putHolder(name, new CSVHolder(*csvDesc, this));
m_hasChanges = true;
emit datasourcesChanged();
}
QString DataSourceManager::queryText(const QString &dataSourceName)
{
if (isQuery(dataSourceName)) return queryByName(dataSourceName)->queryText();
@@ -559,16 +568,16 @@ QString DataSourceManager::queryText(const QString &dataSourceName)
else return QString();
}
QueryDesc *DataSourceManager::queryByName(const QString &dataSourceName)
QueryDesc *DataSourceManager::queryByName(const QString &datasourceName)
{
int queryIndex = queryIndexByName(dataSourceName);
int queryIndex = queryIndexByName(datasourceName);
if (queryIndex!=-1) return m_queries.at(queryIndex);
return 0;
}
SubQueryDesc* DataSourceManager::subQueryByName(const QString &dataSourceName)
SubQueryDesc* DataSourceManager::subQueryByName(const QString &datasourceName)
{
int queryIndex = subQueryIndexByName(dataSourceName);
int queryIndex = subQueryIndexByName(datasourceName);
if (queryIndex!=-1) return m_subqueries.at(queryIndex);
return 0;
}
@@ -607,6 +616,15 @@ int DataSourceManager::proxyIndexByName(const QString &dataSourceName)
return -1;
}
int DataSourceManager::csvIndexByName(const QString &dataSourceName)
{
for(int i=0; i < m_csvs.count();++i){
CSVDesc* desc=m_csvs.at(i);
if (desc->name().compare(dataSourceName,Qt::CaseInsensitive)==0) return i;
}
return -1;
}
int DataSourceManager::connectionIndexByName(const QString &connectionName)
{
for(int i=0;i<m_connections.count();++i){
@@ -639,10 +657,17 @@ QString DataSourceManager::connectionName(const QString &dataSourceName)
return QString();
}
ProxyDesc *DataSourceManager::proxyByName(QString datasourceName)
ProxyDesc *DataSourceManager::proxyByName(const QString &datasourceName)
{
int proxyIndex = proxyIndexByName(datasourceName);
if (proxyIndex>-1) return m_proxies.at(proxyIndex);
if (proxyIndex > -1) return m_proxies.at(proxyIndex);
else return 0;
}
CSVDesc *DataSourceManager::csvByName(const QString &datasourceName)
{
int csvIndex = csvIndexByName(datasourceName);
if (csvIndex > -1) return m_csvs.at(csvIndex);
else return 0;
}
@@ -671,6 +696,11 @@ void DataSourceManager::removeDatasource(const QString &name)
delete m_proxies.at(proxyIndex);
m_proxies.removeAt(proxyIndex);
}
if (isCSV(name)){
int csvIndex=csvIndexByName(name);
delete m_csvs.at(csvIndex);
m_csvs.removeAt(csvIndex);
}
m_hasChanges = true;
emit datasourcesChanged();
}
@@ -763,6 +793,15 @@ void DataSourceManager::putProxyDesc(ProxyDesc *proxyDesc)
} else throw ReportError(tr("Datasource with name \"%1\" already exists!").arg(proxyDesc->name()));
}
void DataSourceManager::putCSVDesc(CSVDesc *csvDesc)
{
if (!containsDatasource(csvDesc->name())){
m_csvs.append(csvDesc);
connect(csvDesc, SIGNAL(cvsTextChanged(QString, QString)),
this, SLOT(slotCSVTextChanged(QString, QString)));
} else throw ReportError(tr("Datasource with name \"%1\" already exists!").arg(csvDesc->name()));
}
bool DataSourceManager::initAndOpenDB(QSqlDatabase& db, ConnectionDesc& connectionDesc){
bool connected = false;
@@ -933,17 +972,22 @@ bool DataSourceManager::containsDatasource(const QString &dataSourceName)
bool DataSourceManager::isSubQuery(const QString &dataSourceName)
{
return subQueryIndexByName(dataSourceName.toLower())!=-1;
return subQueryIndexByName(dataSourceName) != -1;
}
bool DataSourceManager::isProxy(const QString &dataSourceName)
{
return proxyIndexByName(dataSourceName)!=-1;
return proxyIndexByName(dataSourceName) != -1;
}
bool DataSourceManager::isCSV(const QString &datasourceName)
{
return csvIndexByName(datasourceName) != -1;
}
bool DataSourceManager::isConnection(const QString &connectionName)
{
return connectionIndexByName(connectionName)!=-1;
return connectionIndexByName(connectionName) != -1;
}
bool DataSourceManager::isConnectionConnected(const QString &connectionName)
@@ -1045,7 +1089,7 @@ QStringList DataSourceManager::fieldNames(const QString &datasourceName)
QStringList result;
IDataSource* ds = dataSource(datasourceName);
if (ds && !ds->isInvalid()){
for(int i=0;i<ds->columnCount();i++){
for(int i=0; i < ds->columnCount(); i++){
result.append(ds->columnNameByIndex(i));
}
result.sort();
@@ -1089,6 +1133,12 @@ QObject *DataSourceManager::createElement(const QString& collectionName, const Q
return var;
}
if (collectionName=="csvs"){
CSVDesc* csvDesc = new CSVDesc;
m_csvs.append(csvDesc);
return csvDesc;
}
return 0;
}
@@ -1109,6 +1159,9 @@ int DataSourceManager::elementsCount(const QString &collectionName)
if (collectionName=="variables"){
return m_reportVariables.variablesCount();
}
if (collectionName=="csvs"){
return m_csvs.count();
}
return 0;
}
@@ -1129,6 +1182,9 @@ QObject* DataSourceManager::elementAt(const QString &collectionName, int index)
if (collectionName=="variables"){
return m_reportVariables.variableAt(index);
}
if (collectionName=="csvs"){
return m_csvs.at(index);
}
return 0;
}
@@ -1206,6 +1262,25 @@ void DataSourceManager::collectionLoadFinished(const QString &collectionName)
m_tempVars.clear();
}
EASY_END_BLOCK;
if (collectionName.compare("csvs", Qt::CaseInsensitive) == 0){
QMutableListIterator<CSVDesc*> it(m_csvs);
while (it.hasNext()){
it.next();
if (!m_datasources.contains(it.value()->name().toLower())){
connect(it.value(), SIGNAL(cvsTextChanged(QString,QString)),
this, SLOT(slotCSVTextChanged(QString,QString)));
putHolder(
it.value()->name(),
new CSVHolder(*it.value(), this)
);
} else {
delete it.value();
it.remove();
}
}
}
if (designTime()){
EASY_BLOCK("emit datasourcesChanged()");
emit datasourcesChanged();
@@ -1328,6 +1403,14 @@ void DataSourceManager::slotVariableHasBeenChanged(const QString& variableName)
m_hasChanges = true;
}
void DataSourceManager::slotCSVTextChanged(const QString &csvName, const QString &csvText)
{
CSVHolder* holder = dynamic_cast<CSVHolder*>(m_datasources.value(csvName));
if (holder){
holder->setCSVText(csvText);
}
}
void DataSourceManager::clear(ClearMethod method)
{
DataSourcesMap::iterator dit;