//Copyright [2011] [Barry Books]
// 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 com.trsvax.facebook.components;
import org.apache.tapestry5.MarkupWriter;
import org.apache.tapestry5.annotations.BeginRender;
import org.apache.tapestry5.annotations.Parameter;
import com.trsvax.facebook.opengraph.Tags;
public class Metadata {
@Parameter(autoconnect=true)
private Tags tags;
@BeginRender
void beginRender(MarkupWriter writer) {
if ( tags == null ) {
return;
}
if ( tags.getTitle() != null ) {
writer.element("meta", "property","og:title","content",tags.getTitle());
writer.end();
}
if ( tags.getType() != null ) {
writer.element("meta", "property","og:type","content",tags.getType());
writer.end();
}
if ( tags.getImageURL() != null ) {
writer.element("meta", "property","og:image","content",tags.getImageURL());
writer.end();
}
if ( tags.getUrl() != null ) {
writer.element("meta", "property","og:url","content",tags.getUrl());
writer.end();
}
if ( tags.getSiteName() != null ) {
writer.element("meta", "property","og:site_name","content",tags.getSiteName());
writer.end();
}
if ( tags.getApplicationID() != null ) {
writer.element("meta", "property","fb:app_id","content",tags.getApplicationID());
writer.end();
}
if ( tags.getAdmins() != null ) {
writer.element("meta", "property","fb:admins","content",tags.getAdmins());
writer.end();
}
}
}