/**
 * @ClassName: SmsSample
 * @version: 1.0
 * @description: 短信宝
 * @author: zhaonian
 **/


import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;

public class SmsSample {


    //在短信宝注册的用户名
    public static final String testUsername = "在短信宝注册的用户名";
    //在短信宝注册的密码
    public static final String testPassword = "在短信宝注册的密码";

    //    String testPhone = "13000000000";
    // 注意测试时，也请带上公司简称或网站签名，发送正规内容短信。千万不要发送无意义的内容：例如 测一下、您好。否则可能会收不到
    //    String testContent = "【万千购】您的验证码是1234,５分钟内有效。若非本人操作请忽略此消息。";
    //url
    public static final String httpUrl = "http://api.smsbao.com/sms";
   // public static final String httpUrl = "http://www.smsbao.com/query";

    /**
     *  后缀
     */
    public static final String  testContentSuffix= ",1分钟内有效。若非本人操作请忽略此消息。";

    /**
     * 发送短信
     * @param testPhone 手机号
     * @param sms 前缀
     * @param code 验证码
     * @return
     */
    public static String sendSms(String testPhone, String sms,String code) {
        StringBuffer httpArg = new StringBuffer();
        httpArg.append("u=").append(testUsername).append("&");
        httpArg.append("p=").append(md5(testPassword)).append("&");
        httpArg.append("m=").append(testPhone).append("&");
        StringBuffer sb=new StringBuffer();
        String testContent = sb.append(sms).append(code).append(testContentSuffix).toString();
        httpArg.append("c=").append(encodeUrlString(testContent, "UTF-8"));
        String result = request(httpUrl, httpArg.toString());
        System.out.println(result);
        return result;
    }


    public static String request(String httpUrl, String httpArg) {
        BufferedReader reader = null;
        String result = null;
        StringBuffer sbf = new StringBuffer();
        httpUrl = httpUrl + "?" + httpArg;

        try {
            URL url = new URL(httpUrl);
            HttpURLConnection connection = (HttpURLConnection) url.openConnection();
            connection.setRequestMethod("GET");
            connection.connect();
            InputStream is = connection.getInputStream();
            reader = new BufferedReader(new InputStreamReader(is, "UTF-8"));
            String strRead = reader.readLine();
            if (strRead != null) {
                sbf.append(strRead);
                while ((strRead = reader.readLine()) != null) {
                    sbf.append("\n");
                    sbf.append(strRead);
                }
            }
            reader.close();
            result = sbf.toString();
        } catch (Exception e) {
            e.printStackTrace();
        }
        return result;
    }

    public static String md5(String plainText) {
        StringBuffer buf = null;
        try {
            MessageDigest md = MessageDigest.getInstance("MD5");
            md.update(plainText.getBytes());
            byte b[] = md.digest();
            int i;
            buf = new StringBuffer("");
            for (int offset = 0; offset < b.length; offset++) {
                i = b[offset];
                if (i < 0)
                    i += 256;
                if (i < 16)
                    buf.append("0");
                buf.append(Integer.toHexString(i));
            }
        } catch (NoSuchAlgorithmException e) {
            e.printStackTrace();
        }
        return buf.toString();
    }

    public static String encodeUrlString(String str, String charset) {
        String strret = null;
        if (str == null)
            return str;
        try {
            strret = java.net.URLEncoder.encode(str, charset);
        } catch (Exception e) {
            e.printStackTrace();
            return null;
        }
        return strret;
    }
}