涉及到用户操作的加上登录验证， 把评论点赞抽离成工具方法

app/src/main/java/com/gh/common/util/CheckLoginUtils.java

@@ -0,0 +1,34 @@
+package com.gh.common.util;
+
+import android.content.Context;
+import android.content.Intent;
+
+import com.gh.gamecenter.LoginActivity;
+
+/**
+ * Created by khy on 28/06/17.
+ */
+
+public class CheckLoginUtils {
+
+    public static void checkLogin(final Context context, OnLoggenInListener listener) {
+        String token = null;
+        if (token == null) {
+            DialogUtils.showWarningDialog(context, "登录提示", "需要登录才能使用该功能喔！", "取消", "快速登录",
+                    new DialogUtils.ConfirmListener() {
+                        @Override
+                        public void onConfirm() {
+                            Intent intent = LoginActivity.getIntent(context);
+                            context.startActivity(intent);
+                        }
+                    }, null);
+        } else {
+            listener.onLoggedIn();
+        }
+    }
+
+
+    public interface OnLoggenInListener {
+        void onLoggedIn();
+    }
+}