/*******************************************************************************
 * Copyright (c) 2014 Jan Strauß
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 ******************************************************************************/
package eu.over9000.skadi.util;

import java.util.regex.Pattern;

/**
 * Util class providing methods for twitch channel URL handling.
 * 
 * @author Jan Strauß
 * 
 */
public class ChannelURLUtil {
	public static boolean validateURL(final String url) {
		return Pattern.matches("(http://)?(www\\.)?(twitch\\.tv/)?[A-Za-z0-9_]+/", url);
	}
	
	public static String fixURL(String url) {
		if (!url.endsWith("/")) {
			url = url + "/";
		}
		
		if (!(url.startsWith("http://www.twitch.tv/") || url.startsWith("https://www.twitch.tv/"))) {
			if (url.startsWith("www.twitch.tv/")) {
				url = "http://" + url;
			} else if (url.startsWith("twitch.tv/")) {
				url = "http://www." + url;
			} else {
				url = "http://www.twitch.tv/" + url;
			}
		}
		
		return url;
	}
}

/*******************************************************************************
 * Copyright (c) 2014 Jan Strauß
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 ******************************************************************************/
package eu.over9000.skadi.util;

import java.util.regex.Pattern;

/**
 * Util class providing methods for twitch channel URL handling.
 * 
 * @author Jan Strauß
 * 
 */
public class ChannelURLUtil {
	public static boolean validateURL(final String url) {
		return Pattern.matches("(http://)?(www\\.)?(twitch\\.tv/)?[A-Za-z0-9_]+/", url);
	}
	
	public static String fixURL(String url) {
		if (!url.endsWith("/")) {
			url = url + "/";
		}
		
		if (!(url.startsWith("http://www.twitch.tv/") || url.startsWith("https://www.twitch.tv/"))) {
			if (url.startsWith("www.twitch.tv/")) {
				url = "http://" + url;
			} else if (url.startsWith("twitch.tv/")) {
				url = "http://www." + url;
			} else {
				url = "http://www.twitch.tv/" + url;
			}
		}
		
		return url.toLowerCase();
	}
}

fix bug in stream list retrieval with channelnames containing uppercase chars