1 files changed, 94 insertions, 0 deletions
diff --git a/src/org/jivesoftware/smackx/provider/XHTMLExtensionProvider.java b/src/org/jivesoftware/smackx/provider/XHTMLExtensionProvider.java
new file mode 100644
index 0000000..50f437f
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+++ b/src/org/jivesoftware/smackx/provider/XHTMLExtensionProvider.java
@@ -0,0 +1,94 @@
+/**
+ * $RCSfile$
+ * $Revision$
+ * $Date$
+ *
+ * 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.smack.util.StringUtils;
+import org.jivesoftware.smackx.packet.XHTMLExtension;
+import org.xmlpull.v1.XmlPullParser;
+
+/**
+ * The XHTMLExtensionProvider parses XHTML packets.
+ *
+ * @author Gaston Dombiak
+ */
+public class XHTMLExtensionProvider implements PacketExtensionProvider {
+
+    /**
+     * Creates a new XHTMLExtensionProvider.
+     * ProviderManager requires that every PacketExtensionProvider has a public, no-argument constructor
+     */
+    public XHTMLExtensionProvider() {
+    }
+
+    /**
+     * Parses a XHTMLExtension packet (extension sub-packet).
+     *
+     * @param parser the XML parser, positioned at the starting element of the extension.
+     * @return a PacketExtension.
+     * @throws Exception if a parsing error occurs.
+     */
+    public PacketExtension parseExtension(XmlPullParser parser)
+        throws Exception {
+        XHTMLExtension xhtmlExtension = new XHTMLExtension();
+        boolean done = false;
+        StringBuilder buffer = new StringBuilder();
+        int startDepth = parser.getDepth();
+        int depth = parser.getDepth();
+        String lastTag = "";
+        while (!done) {
+            int eventType = parser.next();
+            if (eventType == XmlPullParser.START_TAG) {
+                if (parser.getName().equals("body")) {
+                    buffer = new StringBuilder();
+                    depth = parser.getDepth();
+                }
+                lastTag = parser.getText();
+                buffer.append(parser.getText());
+            } else if (eventType == XmlPullParser.TEXT) {
+                if (buffer != null) {
+                    // We need to return valid XML so any inner text needs to be re-escaped
+                    buffer.append(StringUtils.escapeForXML(parser.getText()));
+                }
+            } else if (eventType == XmlPullParser.END_TAG) {
+                if (parser.getName().equals("body") && parser.getDepth() <= depth) {
+                    buffer.append(parser.getText());
+                    xhtmlExtension.addBody(buffer.toString());
+                }
+                else if (parser.getName().equals(xhtmlExtension.getElementName())
+                        && parser.getDepth() <= startDepth) {
+                    done = true;
+                }
+                else {
+                    // This is a check for tags that are both a start and end tag like <br/>
+                    // So that they aren't doubled
+                    if(lastTag == null || !lastTag.equals(parser.getText())) {
+                        buffer.append(parser.getText());
+                    }
+                }
+            }
+        }
+
+        return xhtmlExtension;
+    }
+
+}