1 files changed, 160 insertions, 0 deletions
diff --git a/src/org/jivesoftware/smackx/provider/DataFormProvider.java b/src/org/jivesoftware/smackx/provider/DataFormProvider.java
new file mode 100644
index 0000000..c13f234
--- /dev/null
+++ b/src/org/jivesoftware/smackx/provider/DataFormProvider.java
@@ -0,0 +1,160 @@
+/**
+ * $RCSfile$
+ * $Revision$
+ * $Date$
+ *
+ * Copyright 2003-2007 Jive Software.
+ *
+ * All rights reserved. Licensed 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.jivesoftware.smackx.provider;
+
+import org.jivesoftware.smack.packet.PacketExtension;
+import org.jivesoftware.smack.provider.PacketExtensionProvider;
+import org.jivesoftware.smackx.FormField;
+import org.jivesoftware.smackx.packet.DataForm;
+import org.xmlpull.v1.XmlPullParser;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * The DataFormProvider parses DataForm packets.
+ * 
+ * @author Gaston Dombiak
+ */
+public class DataFormProvider implements PacketExtensionProvider {
+
+    /**
+     * Creates a new DataFormProvider.
+     * ProviderManager requires that every PacketExtensionProvider has a public, no-argument constructor
+     */
+    public DataFormProvider() {
+    }
+
+    public PacketExtension parseExtension(XmlPullParser parser) throws Exception {
+        boolean done = false;
+        StringBuilder buffer = null;
+        DataForm dataForm = new DataForm(parser.getAttributeValue("", "type"));
+        while (!done) {
+            int eventType = parser.next();
+            if (eventType == XmlPullParser.START_TAG) {
+                if (parser.getName().equals("instructions")) { 
+                    dataForm.addInstruction(parser.nextText());
+                }
+                else if (parser.getName().equals("title")) {                    
+                    dataForm.setTitle(parser.nextText());
+                }
+                else if (parser.getName().equals("field")) {                    
+                    dataForm.addField(parseField(parser));
+                }
+                else if (parser.getName().equals("item")) {                    
+                    dataForm.addItem(parseItem(parser));
+                }
+                else if (parser.getName().equals("reported")) {                    
+                    dataForm.setReportedData(parseReported(parser));
+                }
+            } else if (eventType == XmlPullParser.END_TAG) {
+                if (parser.getName().equals(dataForm.getElementName())) {
+                    done = true;
+                }
+            }
+        }
+        return dataForm;
+    }
+
+    private FormField parseField(XmlPullParser parser) throws Exception {
+        boolean done = false;
+        FormField formField = new FormField(parser.getAttributeValue("", "var"));
+        formField.setLabel(parser.getAttributeValue("", "label"));
+        formField.setType(parser.getAttributeValue("", "type"));
+        while (!done) {
+            int eventType = parser.next();
+            if (eventType == XmlPullParser.START_TAG) {
+                if (parser.getName().equals("desc")) { 
+                    formField.setDescription(parser.nextText());
+                }
+                else if (parser.getName().equals("value")) {                    
+                    formField.addValue(parser.nextText());
+                }
+                else if (parser.getName().equals("required")) {                    
+                    formField.setRequired(true);
+                }
+                else if (parser.getName().equals("option")) {                    
+                    formField.addOption(parseOption(parser));
+                }
+            } else if (eventType == XmlPullParser.END_TAG) {
+                if (parser.getName().equals("field")) {
+                    done = true;
+                }
+            }
+        }
+        return formField;
+    }
+
+    private DataForm.Item parseItem(XmlPullParser parser) throws Exception {
+        boolean done = false;
+        List<FormField> fields = new ArrayList<FormField>();
+        while (!done) {
+            int eventType = parser.next();
+            if (eventType == XmlPullParser.START_TAG) {
+                if (parser.getName().equals("field")) { 
+                    fields.add(parseField(parser));
+                }
+            } else if (eventType == XmlPullParser.END_TAG) {
+                if (parser.getName().equals("item")) {
+                    done = true;
+                }
+            }
+        }
+        return new DataForm.Item(fields);
+    }
+
+    private DataForm.ReportedData parseReported(XmlPullParser parser) throws Exception {
+        boolean done = false;
+        List<FormField> fields = new ArrayList<FormField>();
+        while (!done) {
+            int eventType = parser.next();
+            if (eventType == XmlPullParser.START_TAG) {
+                if (parser.getName().equals("field")) { 
+                    fields.add(parseField(parser));
+                }
+            } else if (eventType == XmlPullParser.END_TAG) {
+                if (parser.getName().equals("reported")) {
+                    done = true;
+                }
+            }
+        }
+        return new DataForm.ReportedData(fields);
+    }
+
+    private FormField.Option parseOption(XmlPullParser parser) throws Exception {
+        boolean done = false;
+        FormField.Option option = null;
+        String label = parser.getAttributeValue("", "label");
+        while (!done) {
+            int eventType = parser.next();
+            if (eventType == XmlPullParser.START_TAG) {
+                if (parser.getName().equals("value")) {
+                    option = new FormField.Option(label, parser.nextText());                     
+                }
+            } else if (eventType == XmlPullParser.END_TAG) {
+                if (parser.getName().equals("option")) {
+                    done = true;
+                }
+            }
+        }
+        return option;
+    }
+}