From 8f0b2a5ab86bc788ef53517b3a5a2ec6a6c3fed1 Mon Sep 17 00:00:00 2001
From: rektrex <psaimanideep98@gmail.com>
Date: Thu, 19 Sep 2019 22:14:51 +0530
Subject: [PATCH] add exmcmds to load RC file from url

---
 src/background/config_rc.ts | 19 +++++++++++++++++++
 src/excmds.ts               | 20 ++++++++++++++++++++
 2 files changed, 39 insertions(+)

diff --git a/src/background/config_rc.ts b/src/background/config_rc.ts
index f1696619..95101b20 100644
--- a/src/background/config_rc.ts
+++ b/src/background/config_rc.ts
@@ -13,6 +13,25 @@ export async function source(filename = "auto") {
     return true
 }
 
+async function fetchConfig(url: string) {
+    const response = await fetch(url)
+    const reader = response.body.getReader()
+    let rctext = ""
+    const decoder = new TextDecoder("utf-8")
+    while (true) {
+        const { value: chunk, done: isDone } = await reader.read()
+        if (isDone) return rctext
+        rctext += decoder.decode(chunk)
+    }
+}
+
+export async function sourceFromUrl(url: string) {
+    const rctext = await fetchConfig(url)
+    if (!rctext) return false
+    await runRc(rctext)
+    return true
+}
+
 export async function writeRc(conf: string, force = false, filename = "auto") {
     let path: string
     if (filename === "auto") {
diff --git a/src/excmds.ts b/src/excmds.ts
index c354798a..117b518e 100644
--- a/src/excmds.ts
+++ b/src/excmds.ts
@@ -751,6 +751,26 @@ export async function source_quiet(...fileArr: string[]) {
     }
 }
 
+/** Use tridactylrc located at the given url
+ * @param url the url where the raw version of tridactylrc can be found
+ */
+//#background
+export async function source_from_url(url: string) {
+    if (!url) return
+    await rc.sourceFromUrl(url)
+}
+
+/**
+ * Same as [[source_from_url]] but suppresses all errors
+ */
+//#background
+export async function source_from_url_quiet(url: string) {
+    if (!url) return
+    try {
+        await rc.sourceFromUrl(url)
+    } catch (e) {}
+}
+
 /**
  * Updates the native messenger if it is installed, using our GitHub repo. This is run every time Tridactyl is updated.
  *