| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| */ |
| package org.apache.vysper.xmpp.stanza.dataforms; |
| |
| import java.util.ArrayList; |
| import java.util.LinkedHashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.apache.vysper.xml.fragment.XMLElement; |
| import org.apache.vysper.xml.fragment.XMLText; |
| import org.apache.vysper.xmpp.addressing.EntityFormatException; |
| import org.apache.vysper.xmpp.addressing.EntityImpl; |
| import org.apache.vysper.xmpp.protocol.NamespaceURIs; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| */ |
| public class DataFormParser { |
| |
| private final Logger logger = LoggerFactory.getLogger(DataFormParser.class); |
| |
| public static Object extractFieldValue(String valueAsString, final Field.Type fieldType) throws IllegalArgumentException { |
| Object value = null; |
| if (fieldType == null) return valueAsString; |
| |
| switch (fieldType) { |
| case LIST_MULTI: |
| case LIST_SINGLE: |
| case TEXT_MULTI: |
| case TEXT_PRIVATE: |
| case TEXT_SINGLE: |
| case HIDDEN: |
| case FIXED: |
| value = valueAsString; |
| break; |
| case BOOLEAN: |
| value = "1".equals(valueAsString) || "true".equals(valueAsString); |
| break; |
| case JID_MULTI: |
| case JID_SINGLE: |
| try { |
| value = EntityImpl.parse(valueAsString); |
| } catch (EntityFormatException e) { |
| throw new IllegalArgumentException(e); |
| } |
| break; |
| } |
| return value; |
| } |
| |
| protected XMLElement form; |
| |
| public DataFormParser(XMLElement form) { |
| this.form = form; |
| } |
| |
| public Map<String, Object> extractFieldValues() throws IllegalArgumentException { |
| Map<String,Object> map = new LinkedHashMap<String, Object>(); |
| |
| for (XMLElement fields : form.getInnerElementsNamed("field")) { |
| final String varName = fields.getAttributeValue("var"); |
| final String typeName = fields.getAttributeValue("type"); |
| String valueAsString = null; |
| |
| // default to TEXT_SINGLE |
| Field.Type fieldType = Field.Type.TEXT_SINGLE; |
| if(typeName != null) { |
| try { |
| fieldType = Field.Type.valueOf(typeName.toUpperCase().replace('-', '_')); |
| } catch (IllegalArgumentException e) { |
| throw e; |
| } |
| } |
| boolean isMulti = Field.Type.isMulti(fieldType); |
| |
| List<Object> values = isMulti ? new ArrayList<Object>() : null; |
| for (XMLElement valueCandidates : fields.getInnerElementsNamed("value")) { |
| final XMLText firstInnerText = valueCandidates.getFirstInnerText(); |
| if (firstInnerText != null) valueAsString = firstInnerText.getText(); |
| Object value; |
| try { |
| value = extractFieldValue(valueAsString, fieldType); |
| } catch (IllegalArgumentException e) { |
| logger.warn("malformed field value for field = " + varName + " and raw value = " + valueAsString); |
| continue; |
| } |
| if (!isMulti) { |
| map.put(varName, value); |
| break; |
| } else { |
| values.add(value); |
| } |
| } |
| if (isMulti) map.put(varName, values); |
| } |
| |
| return map; |
| } |
| } |