/**
* Start the workflow run asynchronously.
*
* @param name The name of the workflow
* @return json response containing id
*/
@Security.Authenticated(Secured.class)
public Result runWorkflow(String name) {
FormDefinition form = formDefinitionForWorkflow(name);
// Process file upload first if present in form data
Http.MultipartFormData body = request().body().asMultipartFormData();
for (Object obj : body.getFiles()) {
Http.MultipartFormData.FilePart filePart = (Http.MultipartFormData.FilePart) obj;
UserUpload userUpload = uploadFile(filePart);
BasicField fileInputField = form.getField(filePart.getKey());
fileInputField.setValue(userUpload);
}
// Set the form definition field values from the request data
Map<String, String[]> data = body.asFormUrlEncoded();
for (String key : data.keySet()) {
BasicField field = form.getField(key);
field.setValue(data.get(key));
}
// Transfer form field data to workflow settings map
Map<String, Object> settings = new HashMap<>();
for (BasicField field : form.fields) {
settings.put(field.name, field.value());
}
settings.putAll(settingsFromConfig(form));
// Update the workflow model object and persist to the db
Workflow workflow = Workflow.find.where().eq("name", form.name).findUnique();
if (workflow == null) {
workflow = new Workflow();
}
workflow.name = form.name;
workflow.title = form.title;
workflow.yamlFile = form.yamlFile;
workflow.save();
// Run the workflow
ObjectNode response = runYamlWorkflow(form.yamlFile, workflow, settings);
return redirect(routes.Application.index());
}
/**
* Helper method creates a temp file from the multipart form data and persists the upload file
* metadata to the database
*
* @param filePart data from the form submission
* @return an instance of UploadFile that has been persisted to the db
*/
private static UserUpload uploadFile(Http.MultipartFormData.FilePart filePart) {
File src = (File) filePart.getFile();
File file = null;
try {
file = File.createTempFile(filePart.getFilename() + "-", ".csv");
FileUtils.copyFile(src, file);
} catch (IOException e) {
throw new RuntimeException("Could not create temp file for upload", e);
}
UserUpload uploadFile = new UserUpload();
uploadFile.absolutePath = file.getAbsolutePath();
uploadFile.fileName = filePart.getFilename();
uploadFile.user = Application.getCurrentUser();
uploadFile.save();
return uploadFile;
}
@Security.Authenticated(Secured.class)
public Result deploy() {
Http.MultipartFormData body = request().body().asMultipartFormData();
Http.MultipartFormData.FilePart filePart = body.getFile("filename");
if (filePart != null) {
ConfigManager configManager = ConfigManager.getInstance();
try {
configManager.unpack((File) filePart.getFile());
} catch (Exception e) {
flash("error", "Could not verify package.");
return redirect(routes.Workflows.uploadWorkflow());
}
flash("message", "Packages zip file was successfully deployed");
return redirect(routes.Workflows.uploadWorkflow());
} else {
flash("error", "Missing file");
return badRequest();
}
}