package myVncProxy;

import java.net.MalformedURLException;
import java.net.URL;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.apache.xmlrpc.XmlRpcException;
import org.apache.xmlrpc.client.XmlRpcClient;
import org.apache.xmlrpc.client.XmlRpcClientConfigImpl;

public class XmlRpc {
	static final String META_WEBLOG_NEW_POST = "metaWeblog.newPost";
	static final String META_WEBLOG_EDIT_POST = "metaWeblog.editPost";
	static final String META_WEBLOG_GET_POST = "metaWeblog.getPost";
	
	XmlRpcClient client;
	XmlRpcClientConfigImpl config;
	
	String loginId, pw, postUrl;
	String blogId;
	String title = ""; 
	String description = "";
	ArrayList<String> categories = new ArrayList<String>();
	
	XmlRpc(String blogId, String loginId, String pw, String url) throws MalformedURLException {
		this.blogId = blogId;
		this.loginId = loginId;
		this.pw = pw;
		postUrl = checkUrl(url);
		client = createClient(postUrl);
	}
	String checkUrl(String url) {
		String str;
		if(url.endsWith("xmlrpc.php")){
			return url;
		} else if(url.endsWith("/")) {
			str = url + "xmlrpc.php";
		} else {
			str = url + "/xmlrpc.php";
		}
		return str;
	}
	XmlRpcClient createClient(String url) throws MalformedURLException {
		config = new XmlRpcClientConfigImpl();
		config.setServerURL(new URL(url.trim()));

		XmlRpcClient c = new XmlRpcClient();
		c.setConfig(config);
		
		return c; 
	}

	String newPost() {
		String result = post(META_WEBLOG_NEW_POST);
		blogId = result;
		return result; 
	}
	String editPost() {
		return post(META_WEBLOG_EDIT_POST);
	}
	
	String post(String API) {

		String result = "";

		Map<String, Object> contentParam = buildContent();
		List<Object> params = buildParam(contentParam);

		Object o = null;
		try {
			o = client.execute(API, params);
			result = o.toString();
		} catch (XmlRpcException e) {
			e.printStackTrace();
		}
		return result; 
	}
	
	
	protected void setTitle(String str) {
		this.title = str;
	}
	protected void setDescription(String str) {
		this.description = str;
	}
	protected void addDescription(String str) {
		this.description += str;
	}
	protected void setCategories(String[] str) {
		for(int i = 0; i < str.length; i ++)
			categories.add(str[i]);
	}	
	protected void addCategories(String str) {
		categories.add(str);
	}

	protected Map<String, Object> buildContent() {
		Map<String, Object> content = new HashMap<String, Object>();

		description = description.replaceAll("\n", "<br/>");
		content.put("title", title);
		content.put("categories", categories.toArray());
		content.put("description", description);
		content.put("dateCreated", "");
		content.put("wp_slug", "");
		
		return content;
	}
	
	protected List<Object> buildParam(Map<String, Object> contentParam) {
		List<Object> params = new ArrayList<Object>();

		params.add(""); // appkey
		params.add(blogId);
		params.add(loginId);
		params.add(pw);
		params.add(contentParam);// content
		params.add("1");// publish

		return params;
	}
	
	String getUrl() {
		List<Object> params = new ArrayList<Object>();

		params.add(blogId);
		params.add(loginId);
		params.add(pw);
		
		Object result = null;
		String str = "false";
		try {
			result = weblog(params, META_WEBLOG_GET_POST);
			Map<String, Object> map = (HashMap) result;
			str = (String) map.get("link");
		} catch (XmlRpcException e) {
			e.printStackTrace();
		}
		return str;
	}
	
	Object weblog(List<Object> params, String API) throws XmlRpcException {
		Object o = null;
		o = client.execute(API, params);
		return o;
	}

	public static void main(String[] args){
		if (args.length < 2) {
			System.out.println("usage: program username password ");
			System.exit(0);
		}
		String username = args[0];
		String password = args[1];
		
		String blogId = "77";
//		String url = "http://single.cr.ie.u-ryukyu.ac.jp/wordpress/xmlrpc.php";
//		String url = "http://single.cr.ie.u-ryukyu.ac.jp/wordpress/";
		String url = "http://single.cr.ie.u-ryukyu.ac.jp/wordpress";
		
		XmlRpc rpc;
		try {
			rpc = new XmlRpc(blogId, username, password, url );
			rpc.setTitle("xml-rpcを用いての投稿 @ java");
			rpc.setDescription("java からの投稿\nテスト\n");
			rpc.addDescription("addDescription()\n");
			rpc.addCategories("XML-RPC");

			String res = rpc.newPost();			
//			String res = rpc.editPost();
			String res2 = rpc.getUrl();
			System.out.println(res);
			System.out.println(res2);
		} catch (MalformedURLException e) {
			e.printStackTrace();
		}

	}
	
}