From 290ecf2da18766f130aef3aab455a89e8ad59005 Mon Sep 17 00:00:00 2001
From: Stewart Allen <stewart.allen@gmail.com>
Date: Sat, 17 Apr 2021 23:08:18 -0400
Subject: [PATCH 1/2] only send key header when key is not empty

---
 src/kiri/export.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/kiri/export.js b/src/kiri/export.js
index 67783e97..aba7fc57 100644
--- a/src/kiri/export.js
+++ b/src/kiri/export.js
@@ -194,7 +194,9 @@
                 API.show.progress(evt.loaded/evt.total, "sending");
             });
             ajax.open("POST", host+"/api/files/local");
-            ajax.setRequestHeader("X-Api-Key", apik);
+            if (apik) {
+                ajax.setRequestHeader("X-Api-Key", apik);
+            }
             ajax.send(form);
         }
 

From d95275eb03ad348e4fc06516e0876a704c154e73 Mon Sep 17 00:00:00 2001
From: stewart allen <sa@grid.space>
Date: Sun, 18 Apr 2021 17:54:11 -0400
Subject: [PATCH 2/2] update var substitution

---
 src/kiri/print.js | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/src/kiri/print.js b/src/kiri/print.js
index 44583264..6015e608 100644
--- a/src/kiri/print.js
+++ b/src/kiri/print.js
@@ -1228,11 +1228,25 @@
         return ((PI * SQR(noz/2)) / (PI * SQR(fil/2))) * (slice / noz);
     }
 
+    function subv(consts, v) {
+        let sv = consts[v];
+        if (sv !== undefined) {
+            v = sv;
+        }
+        sv = parseFloat(sv);
+        if (isNaN(sv)) {
+            return v;
+        }
+        return sv;
+    }
+
     function constOp(tok, consts, opch, op) {
         let pos, v1, v2;
         if ((pos = tok.indexOf(opch)) > 0) {
-            v1 = parseFloat(consts[tok.substring(0,pos)] || 0);
-            v2 = parseFloat(tok.substring(pos+1)) || 0;
+            let lv = tok.substring(0,pos);
+            let rv = tok.substring(pos+1);
+            v1 = subv(consts,lv) || 0;
+            v2 = subv(consts,rv) || 0;
             return op(v1,v2).round(4);
         } else {
             return null;