firstLoginShowCaptcha-switch

@@ -550,19 +550,29 @@ exports.loginShowCaptchaByIp = function(req, res, next) {
         req.yoho.captchaShow = false;
     }
 
-    co(function*() {
-        let hasErrorLog = yield cache.get(`loginErrorIp:${req.yoho.clientIp}`);
+    // 第一次登录要不要展示验证码：后台开关勾选，首次登录不需要展示
+    let firstLoginShowCaptcha = !_.get(req.app.locals.wap, 'open.firstLoginShowCaptcha', false);
 
-        log.info(`Pagerender clientip ${req.yoho.clientIp} status is ` + hasErrorLog);
+    if (firstLoginShowCaptcha) {
+        // 因撞库，每次都展示
+        req.yoho.captchaShow = true;
+        return next();
+    } else {
+        // 勿删，可能要改回来
+        co(function* () {
+            let hasErrorLog = yield cache.get(`loginErrorIp:${req.yoho.clientIp}`);
 
-        if (hasErrorLog) {
+            log.info(`Pagerender clientip ${req.yoho.clientIp} status is ` + hasErrorLog);
+
+            if (hasErrorLog) {
+                req.yoho.captchaShow = true;
+            }
+            next();
+        })().catch(function(e) {
             req.yoho.captchaShow = true;
-        }
-        next();
-    })().catch(function(e) {
-        req.yoho.captchaShow = true;
-        next();
-    });
+            next();
+        });
+    }
 };
 
 exports.common = common;