Merge remote-tracking branch 'origin/release/4.9.2' into release/4.9.2

@@ -9,7 +9,7 @@ var $resendBtn,
 var page = {
     disableAjax: false,
 
-    time: 30,
+    time: 60,
     resendText: '重发验证码',
     timerId: null,
     init: function() {
@@ -119,9 +119,12 @@ var page = {
     },
 
     submit: function() {
-        var self = this;
         var code = $.trim($smsCode.val());
 
+        if ($nextBtn.prop('disabled')) {
+            return;
+        }
+
         $nextBtn.prop('disabled', this.disableAjax = true);
         $.get('/passport/sms_login/check.json', {
             code: code
@@ -129,7 +132,7 @@ var page = {
             .done(function(res) {
                 if (res.code === 200) {
                     location.href = res.redirect;
-                    self.disableAjax = true; // 成功后 disabled, 执行跳转
+                    $nextBtn.off();
                     return;
                 }
 
@@ -137,10 +140,9 @@ var page = {
             })
             .fail(function() {
                 tip.show('出错了, 请重试');
-                self.disableAjax = false; // 失败后 允许再次 请求
             })
             .always(function() {
-                $nextBtn.prop('disabled', self.disableAjax);
+                $nextBtn.prop('disabled', false);
             });
     }
 };

@@ -78,6 +78,7 @@ var page = {
         })
             .done(function(data) {
                 if (data.code === 200) {
+                    $nextBtn.off();
                     location.href = data.redirect;
                 } else {
                     tip.show(data.message);

@@ -55,6 +55,7 @@ var page = {
         })
             .done(function(res) {
                 if (res.code === 200) {
+                    $nextBtn.off();
                     location.href = res.redirect;
                     return;
                 }