1 /** 2 * Copyright 2003-2007 Jive Software. 3 * 4 * All rights reserved. Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package org.jivesoftware.smackx.search; 18 19 import org.jivesoftware.smack.packet.IQ; 20 import org.jivesoftware.smackx.Form; 21 import org.jivesoftware.smackx.FormField; 22 import org.jivesoftware.smackx.ReportedData; 23 import org.xmlpull.v1.XmlPullParser; 24 25 import java.util.ArrayList; 26 import java.util.Iterator; 27 import java.util.List; 28 29 /** 30 * SimpleUserSearch is used to support the non-dataform type of JEP 55. This provides 31 * the mechanism for allowing always type ReportedData to be returned by any search result, 32 * regardless of the form of the data returned from the server. 33 * 34 * @author Derek DeMoro 35 */ 36 class SimpleUserSearch extends IQ { 37 38 private Form form; 39 private ReportedData data; 40 setForm(Form form)41 public void setForm(Form form) { 42 this.form = form; 43 } 44 getReportedData()45 public ReportedData getReportedData() { 46 return data; 47 } 48 49 getChildElementXML()50 public String getChildElementXML() { 51 StringBuilder buf = new StringBuilder(); 52 buf.append("<query xmlns=\"jabber:iq:search\">"); 53 buf.append(getItemsToSearch()); 54 buf.append("</query>"); 55 return buf.toString(); 56 } 57 getItemsToSearch()58 private String getItemsToSearch() { 59 StringBuilder buf = new StringBuilder(); 60 61 if (form == null) { 62 form = Form.getFormFrom(this); 63 } 64 65 if (form == null) { 66 return ""; 67 } 68 69 Iterator<FormField> fields = form.getFields(); 70 while (fields.hasNext()) { 71 FormField field = fields.next(); 72 String name = field.getVariable(); 73 String value = getSingleValue(field); 74 if (value.trim().length() > 0) { 75 buf.append("<").append(name).append(">").append(value).append("</").append(name).append(">"); 76 } 77 } 78 79 return buf.toString(); 80 } 81 getSingleValue(FormField formField)82 private static String getSingleValue(FormField formField) { 83 Iterator<String> values = formField.getValues(); 84 while (values.hasNext()) { 85 return values.next(); 86 } 87 return ""; 88 } 89 parseItems(XmlPullParser parser)90 protected void parseItems(XmlPullParser parser) throws Exception { 91 ReportedData data = new ReportedData(); 92 data.addColumn(new ReportedData.Column("JID", "jid", "text-single")); 93 94 boolean done = false; 95 96 List<ReportedData.Field> fields = new ArrayList<ReportedData.Field>(); 97 while (!done) { 98 if (parser.getAttributeCount() > 0) { 99 String jid = parser.getAttributeValue("", "jid"); 100 List<String> valueList = new ArrayList<String>(); 101 valueList.add(jid); 102 ReportedData.Field field = new ReportedData.Field("jid", valueList); 103 fields.add(field); 104 } 105 106 int eventType = parser.next(); 107 108 if (eventType == XmlPullParser.START_TAG && parser.getName().equals("item")) { 109 fields = new ArrayList<ReportedData.Field>(); 110 } 111 else if (eventType == XmlPullParser.END_TAG && parser.getName().equals("item")) { 112 ReportedData.Row row = new ReportedData.Row(fields); 113 data.addRow(row); 114 } 115 else if (eventType == XmlPullParser.START_TAG) { 116 String name = parser.getName(); 117 String value = parser.nextText(); 118 119 List<String> valueList = new ArrayList<String>(); 120 valueList.add(value); 121 ReportedData.Field field = new ReportedData.Field(name, valueList); 122 fields.add(field); 123 124 boolean exists = false; 125 Iterator<ReportedData.Column> cols = data.getColumns(); 126 while (cols.hasNext()) { 127 ReportedData.Column column = cols.next(); 128 if (column.getVariable().equals(name)) { 129 exists = true; 130 } 131 } 132 133 // Column name should be the same 134 if (!exists) { 135 ReportedData.Column column = new ReportedData.Column(name, name, "text-single"); 136 data.addColumn(column); 137 } 138 } 139 else if (eventType == XmlPullParser.END_TAG) { 140 if (parser.getName().equals("query")) { 141 done = true; 142 } 143 } 144 145 } 146 147 this.data = data; 148 } 149 150 151 } 152