update

Author: dannyzhan

_includes/comment_form.html

@@ -1,11 +1,13 @@
 <form class="js-form form" method="post" action="https://api.staticman.net/v3/entry/github/dannyzhan/dannyzhan.github.io/master/comments" autocomplete="off">
     <input type="hidden" name="options[origin]" value="{{ page.url | absolute_url }}">
     <input type="hidden" name="options[parent]" value="{{ page.url | absolute_url }}">
-    <input type="hidden" id="comment-replying-to" name="fields[replying_to]" value="">
     <input type="hidden" name="options[page_guid]" value="{{ page.guid }}">
     <input type="hidden" name="options[reCaptcha][siteKey]" value="{{ site.reCaptcha.siteKey }}">
     <input type="hidden" name="options[reCaptcha][secret]" value="{{ site.reCaptcha.secret }}">
 
+    <input type="hidden" id="comment-replying-to" name="fields[replying_to]" value="">
+    <input type="hidden" name="fields[client_ip]" id="comment-client-ip">
+
     <h2>
         添加点评
     </h2>
@@ -56,17 +58,17 @@ <h2>
 
     <!-- Start comment form alert messaging -->
     <fieldset class="hidden js-notice">
-		<article>
-			<div>
-				<h3 class="modal-title js-modal-title"></h3>
-			</div>
-			<div class="mdl-card__supporting-text js-modal-text">
-				<strong class="js-notice-text"></strong>
-			</div>
-			<div class="mdl-card__actions mdl-card--border">
-				<div class="button js-close-modal" style="display:inline-block">关闭</div>
-			</div>
-		</article>
+        <article>
+            <div>
+                <h3 class="modal-title js-modal-title"></h3>
+            </div>
+            <div class="mdl-card__supporting-text js-modal-text">
+                <strong class="js-notice-text"></strong>
+            </div>
+            <div class="mdl-card__actions mdl-card--border">
+                <div class="button js-close-modal" style="display:inline-block">关闭</div>
+            </div>
+        </article>
         <br />
     </fieldset>
 

assets/themes/sext-v/js/staticman.js

@@ -11,6 +11,16 @@
         $('#comment-form-email').val(user_email);
     }
 
+    window.onload = function () {
+        var script = document.createElement("script");
+        script.type = "text/javascript";
+        script.src = "https://api.ipify.org?format=jsonp&callback=getIP";
+        document.getElementsByTagName("head")[0].appendChild(script);
+    };
+    function getIP(response) {
+        $('#comment-client-ip').val(response.ip);
+    }
+
     $('.js-form').submit(function () {
         var form = this;
 

staticman.yml

@@ -1,5 +1,5 @@
 comments:
-  allowedFields: ["name", "email", "url", "message", "replying_to"]
+  allowedFields: ["name", "email", "client_ip", "message", "replying_to"]
   allowedOrigins: ["9932.js.org"]
   requiredFields: ["name", "message"]
   branch: "master"