/**

     * 设置当前用户的签到信息

     * account&info;account&info

     *

     * @param context

     * @param sign

     * @author jrjin

     * @time 2016-1-5 下午2:27:47

     */

    public static void setSignInfo(Context context, String sign) {

        String account = getAccount(context);

        if (TextUtils.isEmpty(account)) return;

        String signs = getSigninfos(context);

        if (TextUtils.isEmpty(signs)) {

            signs = account + "&" + sign;

        } else {

            StringBuilder builder = new StringBuilder();

            String[] modules = signs.split(";");

            String[] time = null;

            boolean added = false;

            for (String module : modules) {

                time = module.split("&");

                if (time[].equals(account)) {

                    builder.append(account + "&" + sign + ";");

                    added = true;

                } else {

                    // 直接添加

                    builder.append(module + ";");

                }

            }

            if (!added) {

                builder.append(account + "&" + sign + ";");

            }

            // 去除最后一个";"

            signs = builder.toString();

            signs = signs.substring(, signs.length() - );

        }

        SharedPreferences sp = context.getSharedPreferences(

                SETTING_PREFERENCES, Context.MODE_PRIVATE);

        SharedPreferences.Editor editor = sp.edit();

        editor.putString(PREFERENCE_KEY_SIGN_INFO, signs);

        editor.commit();

    }

    private static String getSigninfos(Context context) {

        SharedPreferences sp = context.getSharedPreferences(

                SETTING_PREFERENCES, Context.MODE_PRIVATE);

        String signs = sp.getString(PREFERENCE_KEY_SIGN_INFO, "");

        return signs;

    }