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/*
* Copyright (c) 2012-2014 Isode Limited, London, England.
* All rights reserved.
*/
/*
* Copyright (c) 2010 Kevin Smith
* All rights reserved.
*/
package com.isode.stroke.serializer.payloadserializers;
import com.isode.stroke.elements.Form;
import com.isode.stroke.elements.FormField;
import com.isode.stroke.elements.FormItem;
import com.isode.stroke.serializer.GenericPayloadSerializer;
import com.isode.stroke.serializer.xml.XMLElement;
import com.isode.stroke.serializer.xml.XMLTextNode;
/**
* Serializer for {@link Form} element.
*/
public class FormSerializer extends GenericPayloadSerializer<Form> {
public FormSerializer() {
super(Form.class);
}
public String serializePayload(Form form) {
if (form == null) {
throw new NullPointerException("'form' must not be null");
}
XMLElement formElement = new XMLElement("x", "jabber:x:data");
String type = form.getType().getStringForm();
formElement.setAttribute(Form.FORM_ATTRIBUTE_TYPE, type);
if (!form.getTitle().isEmpty()) {
multiLineify(form.getTitle(), Form.FORM_ELEMENT_TITLE, formElement);
}
if (!form.getInstructions().isEmpty()) {
multiLineify(form.getInstructions(),
Form.FORM_ELEMENT_INSTRUCTIONS, formElement);
}
// Add reported element
if (!form.getReportedFields().isEmpty()) {
XMLElement reportedElement = new XMLElement("reported");
for (FormField field : form.getReportedFields()) {
reportedElement.addNode(fieldToXML(field, true));
}
formElement.addNode(reportedElement);
}
// Add item elements
for (FormItem item : form.getItems()) {
XMLElement itemElement = new XMLElement("item");
for (FormField ff : item.getItemFields()) {
itemElement.addNode(fieldToXML(ff, false));
}
formElement.addNode(itemElement);
}
// Add fields
for (FormField field : form.getFields()) {
formElement.addNode(fieldToXML(field, true));
}
return formElement.serialize();
}
private XMLElement fieldToXML(FormField field, boolean withTypeAttribute) {
if (field == null) {
throw new NullPointerException("'field' must not be null");
}
XMLElement fieldElement = new XMLElement(Form.FORM_ELEMENT_FIELD);
if (!field.getName().isEmpty()) {
fieldElement.setAttribute(FormField.FORM_FIELD_ATTRIBUTE_VAR, field
.getName());
}
if (!field.getLabel().isEmpty()) {
fieldElement.setAttribute(FormField.FORM_FIELD_ATTRIBUTE_LABEL,
field.getLabel());
}
if (field.getRequired()) {
fieldElement.addNode(new XMLElement(
FormField.FORM_FIELD_ELEMENT_REQUIRED));
}
if (!field.getDescription().isEmpty()) {
XMLElement descriptionElement = new XMLElement(
FormField.FORM_FIELD_ELEMENT_DESC);
descriptionElement.addNode(new XMLTextNode(field.getDescription()));
fieldElement.addNode(descriptionElement);
}
FormField.Type fieldType = field.getType();
if (fieldType != FormField.Type.UNKNOWN_TYPE && withTypeAttribute) {
fieldElement.setAttribute("type", fieldType.getDescription());
}
for (String s : field.getValues()) {
XMLElement valueElement = new XMLElement("value");
valueElement.addNode(XMLTextNode.create(s));
fieldElement.addNode(valueElement);
}
for (FormField.Option option : field.getOptions()) {
XMLElement optionElement = new XMLElement("option");
if (!option.label_.isEmpty()) {
optionElement.setAttribute("label", option.label_);
}
XMLElement valueElement = new XMLElement("value");
valueElement.addNode(XMLTextNode.create(option.value_));
optionElement.addNode(valueElement);
fieldElement.addNode(optionElement);
}
return fieldElement;
}
private void multiLineify(String text, String elementName,
XMLElement element) {
if (text == null) {
throw new NullPointerException("'text' must not be null");
}
if (elementName == null) {
throw new NullPointerException("'elementName' must not be null");
}
String unRdText = text.replaceAll("\r", "");
String[] lines = unRdText.split("\n");
for (String line : lines) {
XMLElement lineElement = new XMLElement(elementName);
lineElement.addNode(new XMLTextNode(line));
element.addNode(lineElement);
}
}
@Override
public String toString() {
return FormSerializer.class.getSimpleName();
}
}
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Swift