/**
* Akce pro import CSV souboru (případně komprimovaného v ZIP archívu)
* @SWG\Post(
* tags={"Datasources"},
* path="/datasources",
* summary="Create new datasource using uploaded file",
* consumes={"text/csv"},
* produces={"application/json","application/xml"},
* security={{"apiKey":{}},{"apiKeyHeader":{}}},
* @SWG\Parameter(
* name="name",
* description="Table name (if empty, will be auto-generated)",
* required=false,
* type="string",
* in="query"
* ),
* @SWG\Parameter(
* name="separator",
* description="Columns separator",
* required=true,
* type="string",
* in="query"
* ),
* @SWG\Parameter(
* name="encoding",
* description="File encoding",
* required=true,
* type="string",
* in="query",
* enum={"utf8","cp1250","iso-8859-1"}
* ),
* @SWG\Parameter(
* name="enclosure",
* description="Enclosure character",
* required=false,
* type="string",
* in="query"
* ),
* @SWG\Parameter(
* name="escape",
* description="Escape character",
* required=false,
* type="string",
* in="query"
* ),
* @SWG\Parameter(
* name="nullValue",
* description="Null value",
* required=false,
* type="string",
* in="query"
* ),
* @SWG\Parameter(
* name="type",
* description="Database type",
* required=true,
* type="string",
* enum={"limited","unlimited","mysql"},
* in="query"
* ),
* @SWG\Parameter(
* name="file",
* description="CSV file",
* required=true,
* type="file",
* in="formData"
* ),
* @SWG\Response(
* response=200,
* description="Datasource details",
* @SWG\Schema(
* ref="#/definitions/DatasourceWithColumnsResponse"
* )
* ),
* @SWG\Response(
* response=400,
* description="Invalid API key supplied",
* @SWG\Schema(ref="#/definitions/StatusResponse")
* )
* )
* @throws \InvalidArgumentException
*/
public function actionCreate()
{
#region move uploaded file
/** @var FileUpload $file */
$file = $this->request->files['file'];
//detekce typu souboru
$fileType = $this->fileImportsFacade->detectFileType($file->getName());
if ($fileType == FileImportsFacade::FILE_TYPE_UNKNOWN) {
//jedná se o nepodporovaný typ souboru
try {
FileSystem::delete($this->fileImportsFacade->getTempFilename());
} catch (\Exception $e) {
}
throw new \InvalidArgumentException('The uploaded file is not in supported format!');
}
//move file
$filename = $this->fileImportsFacade->getTempFilename();
$file->move($this->fileImportsFacade->getFilePath($filename));
//pokus o automatickou extrakci souboru
if ($fileType == FileImportsFacade::FILE_TYPE_ZIP) {
$fileType = $this->fileImportsFacade->tryAutoUnzipFile($filename);
if ($fileType != FileImportsFacade::FILE_TYPE_CSV) {
try {
FileSystem::delete($this->fileImportsFacade->getFilePath($filename));
} catch (\Exception $e) {
}
throw new \InvalidArgumentException('The uploaded ZIP file has to contain only one CSV file!');
}
}
#endregion move uploaded file
/** @var array $inputData */
$inputData = $this->input->getData();
//prepare default values
if (empty($inputData['name'])) {
$inputData['name'] = FileImportsFacade::sanitizeFileNameForImport($file->sanitizedName);
} else {
$inputData['name'] = FileImportsFacade::sanitizeFileNameForImport($inputData['name']);
}
if (empty($inputData['enclosure'])) {
$inputData['enclosure'] = '"';
}
if (empty($inputData['escape'])) {
$inputData['escape'] = '\\';
}
if (empty($inputData['nullValue'])) {
$inputData['nullValue'] = '';
}
//upload data and prepare datasource
$currentUser = $this->getCurrentUser();
$dbDatasource = $this->fileImportsFacade->importCsvFile($filename, $inputData['type'], $currentUser, $inputData['name'], $inputData['encoding'], $inputData['separator'], $inputData['enclosure'], $inputData['escape'], $inputData['nullValue']);
$datasource = $this->datasourcesFacade->prepareNewDatasourceFromDbDatasource($dbDatasource, $currentUser);
$this->datasourcesFacade->saveDatasource($datasource);
//aktualizace informace o datových sloupcích
$this->datasourcesFacade->updateDatasourceColumns($datasource, $currentUser);
//send response
$this->actionRead($datasource->datasourceId);
}
/**
* Formulář pro upload souboru
* @return Form
*/
public function createComponentUploadForm()
{
$form = new Form();
$form->setTranslator($this->translator);
$form->addUpload('file', 'Upload file:')->setRequired('Je nutné vybrat soubor pro import!')->addRule(Form::MAX_FILE_SIZE, 'Nahrávaný soubor je příliš velký', $this->fileImportsFacade->getMaximumFileUploadSize());
$form->addSubmit('submit', 'Upload file...')->onClick[] = function (SubmitButton $submitButton) {
/** @var Form $form */
$form = $submitButton->getForm(true);
/** @var FileUpload $file */
$file = $form->getValues()->file;
#region detekce typu souboru
$fileType = $this->fileImportsFacade->detectFileType($file->getName());
if ($fileType == FileImportsFacade::FILE_TYPE_UNKNOWN) {
//jedná se o nepodporovaný typ souboru
try {
FileSystem::delete($this->fileImportsFacade->getTempFilename());
} catch (\Exception $e) {
}
$form->addError($this->translate('Incorrect file type!'));
return;
}
#endregion detekce typu souboru
#region přesun souboru
$filename = $this->fileImportsFacade->getTempFilename();
$file->move($this->fileImportsFacade->getFilePath($filename));
#endregion přesun souboru
#region pokus o automatickou extrakci souboru
if ($fileType == FileImportsFacade::FILE_TYPE_ZIP) {
$fileType = $this->fileImportsFacade->tryAutoUnzipFile($filename);
}
#endregion pokus o automatickou extrakci souboru
#region výběr akce dle typu souboru
$this->redirect('Data:uploadData', array('file' => $filename, 'type' => $fileType, 'name' => FileImportsFacade::sanitizeFileNameForImport($file->getName())));
#endregion výběr akce dle typu souboru
};
$form->addSubmit('storno', 'storno')->setValidationScope([])->onClick[] = function () {
$this->redirect('Data:newMiner');
};
return $form;
}