1package eu.siacs.conversations.xmpp.forms;
  2
  3import android.os.Bundle;
  4
  5import java.util.ArrayList;
  6import java.util.Collection;
  7import java.util.Iterator;
  8import java.util.List;
  9
 10import eu.siacs.conversations.xml.Element;
 11
 12public class Data extends Element {
 13
 14	public static final String FORM_TYPE = "FORM_TYPE";
 15
 16	public Data() {
 17		super("x");
 18		this.setAttribute("xmlns","jabber:x:data");
 19	}
 20
 21	public List<Field> getFields() {
 22		ArrayList<Field> fields = new ArrayList<Field>();
 23		for(Element child : getChildren()) {
 24			if (child.getName().equals("field")
 25					&& !FORM_TYPE.equals(child.getAttribute("var"))) {
 26				fields.add(Field.parse(child));
 27			}
 28		}
 29		return fields;
 30	}
 31
 32	public Field getFieldByName(String needle) {
 33		for(Element child : getChildren()) {
 34			if (child.getName().equals("field")
 35					&& needle.equals(child.getAttribute("var"))) {
 36				return Field.parse(child);
 37			}
 38		}
 39		return null;
 40	}
 41
 42	public void put(String name, String value) {
 43		Field field = getFieldByName(name);
 44		if (field == null) {
 45			field = new Field(name);
 46			this.addChild(field);
 47		}
 48		field.setValue(value);
 49	}
 50
 51	public void put(String name, Collection<String> values) {
 52		Field field = getFieldByName(name);
 53		if (field == null) {
 54			field = new Field(name);
 55			this.addChild(field);
 56		}
 57		field.setValues(values);
 58	}
 59
 60	public void submit(Bundle options) {
 61		for (Field field : getFields()) {
 62			if (options.containsKey(field.getFieldName())) {
 63				field.setValue(options.getString(field.getFieldName()));
 64			}
 65		}
 66		submit();
 67	}
 68
 69	public void submit() {
 70		this.setAttribute("type","submit");
 71		removeUnnecessaryChildren();
 72		for(Field field : getFields()) {
 73			field.removeNonValueChildren();
 74		}
 75	}
 76
 77	private void removeUnnecessaryChildren() {
 78		for(Iterator<Element> iterator = this.children.iterator(); iterator.hasNext();) {
 79			Element element = iterator.next();
 80			if (!element.getName().equals("field") && !element.getName().equals("title")) {
 81				iterator.remove();
 82			}
 83		}
 84	}
 85
 86	public static Data parse(Element element) {
 87		Data data = new Data();
 88		data.setAttributes(element.getAttributes());
 89		data.setChildren(element.getChildren());
 90		return data;
 91	}
 92
 93	public void setFormType(String formType) {
 94		this.put(FORM_TYPE, formType);
 95	}
 96
 97	public String getFormType() {
 98		String type = getValue(FORM_TYPE);
 99		return type == null ? "" : type;
100	}
101
102	public String getValue(String name) {
103		Field field = this.getFieldByName(name);
104		return field == null ? null : field.getValue();
105	}
106
107	public String getTitle() {
108		return findChildContent("title");
109	}
110
111}