/*
* Copyright (c) 2009 Lockheed Martin Corporation
*
* 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.eurekastreams.server.service.actions.strategies.links;
import java.util.HashSet;
import java.util.Set;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.eurekastreams.server.domain.stream.LinkInformation;
/**
* Parses a YouTube thumbnail.
*/
public class YoutubeVideoThumbnailParser implements HtmlLinkInformationParserStrategy
{
/**
* Logger.
*/
private Log log = LogFactory.getLog(YoutubeVideoThumbnailParser.class);
/**
* Parse the information.
*
* @param htmlString
* the HTML as a string.
* @param link
* the LinkInformation.
* @param inAccountId
* the account id of the user making the request.
*/
public void parseInformation(final String htmlString, final LinkInformation link, final String inAccountId)
{
String videoId = "";
Pattern idPattern = Pattern.compile("^[^v]+v.(.{11}).*", Pattern.CASE_INSENSITIVE);
Matcher matcher = idPattern.matcher(link.getUrl());
if (matcher.find())
{
videoId = matcher.group(1);
log.info("Found YouTube Video ID: " + videoId);
String thumbnailUrl = "http://i.ytimg.com/vi/" + videoId + "/default.jpg";
Set<String> thumbnails = new HashSet<String>();
thumbnails.add(thumbnailUrl);
link.setImageUrls(thumbnails);
link.setLargestImageUrl(thumbnailUrl);
}
}
}