From 58bc8b4bca4a0272ea78294d8aa413598eaf75c6 Mon Sep 17 00:00:00 2001
From: Aaron LI <aaronly.me@outlook.com>
Date: Wed, 23 Nov 2016 16:39:29 +0800
Subject: webui: Add "from_localhost" to IndexHandler and products template

---
 fg21sim/webui/handlers/index.py       | 14 +++++++++++++-
 fg21sim/webui/templates/products.html |  2 ++
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/fg21sim/webui/handlers/index.py b/fg21sim/webui/handlers/index.py
index b351619..89d079d 100644
--- a/fg21sim/webui/handlers/index.py
+++ b/fg21sim/webui/handlers/index.py
@@ -11,6 +11,18 @@ from .base import BaseRequestHandler
 class IndexHandler(BaseRequestHandler):
     """
     Index page handler of the Web UI.
+
+    Attributes
+    ----------
+    from_localhost : bool
+        ``True`` if the request is from the localhost, otherwise ``False``.
     """
+    def initialize(self):
+        """Hook for subclass initialization.  Called for each request."""
+        if self.request.remote_ip == "127.0.0.1":
+            self.from_localhost = True
+        else:
+            self.from_localhost = False
+
     def get(self):
-        self.render("index.html")
+        self.render("index.html", from_localhost=self.from_localhost)
diff --git a/fg21sim/webui/templates/products.html b/fg21sim/webui/templates/products.html
index e7c7427..a883565 100644
--- a/fg21sim/webui/templates/products.html
+++ b/fg21sim/webui/templates/products.html
@@ -25,12 +25,14 @@
           <input class="form-control code" type="text" id="products-manifest" required />
         </div>
       </div>
+      {% if from_localhost %}
       <div class="row">
         <div class="column form-group">
           <label for="products-ds9">DS9 Executable Path:</label>
           <input class="form-control code" type="text" id="products-ds9" value="ds9" />
         </div>
       </div>
+      {% end %}
     </form>
 
     <hr class="hr-thin hr-condensed hr-dashed" />
-- 
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