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/*
* Jitsi, the OpenSource Java VoIP and Instant Messaging client.
*
* Distributable under LGPL license. See terms of license at gnu.org.
*/
package net.java.sip.communicator.impl.replacement.metacafe;
import java.util.regex.*;
import net.java.sip.communicator.service.replacement.*;
import net.java.sip.communicator.util.*;
/**
* Implements the {@link ReplacementService} to provide previews for Metacafe
* links.
*
* @author Purvesh Sahoo
*/
public class ReplacementServiceMetacafeImpl
implements ReplacementService
{
/**
* The logger for this class.
*/
private static final Logger logger =
Logger.getLogger(ReplacementServiceMetacafeImpl.class);
/**
* The regex used to match the link in the message.
*/
public static final String METACAFE_PATTERN =
"(?<=>)(https?\\:\\/\\/(www\\.)*?metacafe\\.com"
+ "\\/watch\\/([a-zA-Z0-9_\\-]+))(\\/[a-zA-Z0-9_\\-\\/]+)*(?=</A>)";
/**
* Configuration label shown in the config form.
*/
public static final String METACAFE_CONFIG_LABEL = "Metacafe";
/**
* Source name; also used as property label.
*/
public static final String SOURCE_NAME = "METACAFE";
/**
* Constructor for <tt>ReplacementServiceMetacafeImpl</tt>.
*/
public ReplacementServiceMetacafeImpl()
{
logger.trace("Creating a Metacafe Source.");
}
/**
* Replaces the metacafe video links with their corresponding thumbnails.
*
* @param sourceString the original video link.
* @return replaced thumbnail image; the original video link in case of no
* match.
*/
public String getReplacement(String sourceString)
{
final Pattern p =
Pattern.compile(
"\\/watch\\/([a-zA-Z0-9_\\-]+)(\\/[a-zA-Z0-9_\\-\\/]+)*",
Pattern.CASE_INSENSITIVE | Pattern.DOTALL);
Matcher m = p.matcher(sourceString);
String thumbUrl = sourceString;
while (m.find())
thumbUrl = "http://www.metacafe.com/thumb/" + m.group(1) + ".jpg";
return thumbUrl;
}
/**
* 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 METACAFE_PATTERN;
}
}
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