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/*
* Jitsi, the OpenSource Java VoIP and Instant Messaging client.
*
* Copyright @ 2015 Atlassian Pty Ltd
*
* 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 net.java.sip.communicator.impl.replacement.bliptv;
import java.io.*;
import java.net.*;
import net.java.sip.communicator.service.replacement.*;
import net.java.sip.communicator.util.*;
import org.json.simple.*;
/**
* Implements the {@link ReplacementService} to provide previews for Blip.tv
* links.
*
* @author Purvesh Sahoo
*/
public class ReplacementServiceBliptvImpl
implements ReplacementService
{
/**
* The logger for this class.
*/
private static final Logger logger =
Logger.getLogger(ReplacementServiceBliptvImpl.class);
/**
* The regex used to match the link in the message.
*/
public static final String BLIPTV_PATTERN =
"(http:\\/\\/(?:www\\.)?blip\\.tv\\/.*)";
/**
* Configuration label shown in the config form.
*/
public static final String BLIPTV_CONFIG_LABEL = "Blip.tv";
/**
* Source name; also used as property label.
*/
public static final String SOURCE_NAME = "BLIPTV";
/**
* Constructor for <tt>ReplacementServiceBliptvImpl</tt>.
*/
public ReplacementServiceBliptvImpl()
{
logger.trace("Creating a Blip.TV Source.");
}
/**
* Replaces the Blip.tv video links with their corresponding thumbnails.
*
* @param sourceString the original chat message.
* @return replaced thumbnail image link; the original video link in case of
* no match.
*/
public String getReplacement(String sourceString)
{
try
{
String url = "http://api.embed.ly/1/oembed?url=" + sourceString
+ "&key=cff57b37766440a6a8aa45df88097efe";
URL sourceURL = new URL(url);
URLConnection conn = sourceURL.openConnection();
BufferedReader in =
new BufferedReader(new InputStreamReader(conn.getInputStream()));
String inputLine, holder = "";
while ((inputLine = in.readLine()) != null)
holder += inputLine;
in.close();
JSONObject wrapper = (JSONObject)JSONValue
.parseWithException(holder);
String thumbUrl = (String)wrapper.get("thumbnail_url");
if (thumbUrl != null)
{
return thumbUrl;
}
}
catch (Throwable e)
{
logger.error("Error parsing", e);
}
return sourceString;
}
/**
* Returns the source name
*
* @return the source name
*/
public String getSourceName()
{
return SOURCE_NAME;
}
/**
* Returns the pattern of the source
*
* @return the source pattern
*/
public String getPattern()
{
return BLIPTV_PATTERN;
}
}
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