/**
* Recursive into elements to retrieve workflow variable values to be stored.
*
* @param element
* @param row The current row of data
* @param variableMap The variable name=value pairs to be stored.
* @return
*/
protected Map<String, String> storeWorkflowVariables(
Element element, FormRow row, Map<String, String> variableMap) {
String variableName = element.getPropertyString(AppUtil.PROPERTY_WORKFLOW_VARIABLE);
if (variableName != null && !variableName.trim().isEmpty()) {
String id = element.getPropertyString(FormUtil.PROPERTY_ID);
String value = (String) row.get(id);
if (value != null) {
variableMap.put(variableName, value);
}
}
for (Iterator<Element> i = element.getChildren().iterator(); i.hasNext(); ) {
Element child = i.next();
storeWorkflowVariables(child, row, variableMap);
}
return variableMap;
}
@RequestMapping("/form/embed")
public String embedForm(
ModelMap model,
HttpServletRequest request,
HttpServletResponse response,
@RequestParam("_submitButtonLabel") String buttonLabel,
@RequestParam("_json") String json,
@RequestParam("_callback") String callback,
@RequestParam("_setting") String callbackSetting,
@RequestParam(required = false) String id,
@RequestParam(value = "_a", required = false) String action)
throws JSONException, UnsupportedEncodingException {
FormData formData = new FormData();
if (id != null && !id.isEmpty()) {
formData.setPrimaryKeyValue(id);
}
Form form = formService.loadFormFromJson(json, formData);
AppDefinition appDef = AppUtil.getCurrentAppDefinition();
String appId = "";
String appVersion = "";
if (appDef != null) {
appId = appDef.getAppId();
appVersion = appDef.getVersion().toString();
}
String nonce = request.getParameter("_nonce");
if (form == null
|| !SecurityUtil.verifyNonce(
nonce,
new String[] {"EmbedForm", appId, appVersion, form.getPropertyString("id"), nonce})) {
response.setStatus(HttpServletResponse.SC_FORBIDDEN);
return null;
}
if (callbackSetting == null || (callbackSetting != null && callbackSetting.isEmpty())) {
callbackSetting = "{}";
}
form.setProperty(
"url",
"?_nonce="
+ URLEncoder.encode(nonce, "UTF-8")
+ "&_a=submit&_callback="
+ callback
+ "&_setting="
+ StringEscapeUtils.escapeHtml(callbackSetting)
+ "&_submitButtonLabel="
+ StringEscapeUtils.escapeHtml(buttonLabel));
if (form != null) {
// if id field not exist, automatically add an id hidden field
Element idElement = FormUtil.findElement(FormUtil.PROPERTY_ID, form, formData);
if (idElement == null) {
Collection<Element> formElements = form.getChildren();
idElement = new HiddenField();
idElement.setProperty(FormUtil.PROPERTY_ID, FormUtil.PROPERTY_ID);
idElement.setParent(form);
formElements.add(idElement);
}
// create new section for buttons
Section section = new Section();
section.setProperty(FormUtil.PROPERTY_ID, "section-actions");
Collection<Element> sectionChildren = new ArrayList<Element>();
section.setChildren(sectionChildren);
Collection<Element> formChildren = form.getChildren(formData);
if (formChildren == null) {
formChildren = new ArrayList<Element>();
}
formChildren.add(section);
// add new horizontal column to section
Column column = new Column();
column.setProperty("horizontal", "true");
Collection<Element> columnChildren = new ArrayList<Element>();
column.setChildren(columnChildren);
sectionChildren.add(column);
Element hiddenField = (Element) pluginManager.getPlugin(HiddenField.class.getName());
hiddenField.setProperty(FormUtil.PROPERTY_ID, "_json");
hiddenField.setProperty(FormUtil.PROPERTY_VALUE, json);
columnChildren.add((Element) hiddenField);
Element submitButton = (Element) pluginManager.getPlugin(SubmitButton.class.getName());
submitButton.setProperty(FormUtil.PROPERTY_ID, "submit");
submitButton.setProperty("label", buttonLabel);
columnChildren.add((Element) submitButton);
}
// generate form HTML
String formHtml = null;
if ("submit".equals(action)) {
formData = formService.retrieveFormDataFromRequest(formData, request);
formData = formService.executeFormActions(form, formData);
// check for validation errors
Map<String, String> errors = formData.getFormErrors();
int errorCount = 0;
if (!formData.getStay() && (errors == null || errors.isEmpty())) {
// render normal template
formHtml = formService.generateElementHtml(form, formData);
// convert submitted
JSONObject jsonResult = new JSONObject();
// get binder of main form
FormStoreBinder mainBinder = form.getStoreBinder();
FormRowSet rows = formData.getStoreBinderData(mainBinder);
for (FormRow row : rows) {
for (Object o : row.keySet()) {
jsonResult.accumulate(o.toString(), row.get(o));
}
Map<String, String> tempFilePathMap = row.getTempFilePathMap();
if (tempFilePathMap != null && !tempFilePathMap.isEmpty()) {
jsonResult.put(FormUtil.PROPERTY_TEMP_FILE_PATH, tempFilePathMap);
}
}
model.addAttribute("jsonResult", StringEscapeUtils.escapeJavaScript(jsonResult.toString()));
} else {
// render error template
formHtml = formService.generateElementErrorHtml(form, formData);
errorCount = errors.size();
}
model.addAttribute("setting", callbackSetting);
model.addAttribute("callback", callback);
model.addAttribute("submitted", Boolean.TRUE);
model.addAttribute("errorCount", errorCount);
model.addAttribute("stay", formData.getStay());
} else {
formHtml = formService.retrieveFormHtml(form, formData);
}
model.addAttribute("formHtml", formHtml);
if (request.getParameter("_mapp") != null) {
response.setHeader("Access-Control-Allow-Origin", request.getHeader("Origin"));
response.setHeader("Access-Control-Allow-Credentials", "true");
response.setHeader("Content-type", "application/xml");
return "mapp/embedForm";
} else {
return "fbuilder/embedForm";
}
}