From f1998c321a4eec6d75b58d84aa8610971bf21979 Mon Sep 17 00:00:00 2001
From: Brian Picciano <mediocregopher@gmail.com>
Date: Sat, 31 Jul 2021 11:35:39 -0600
Subject: move static files into static sub-dir, refactor nix a bit

---
 .../trading-in-the-rain/MIDI.js/inc/shim/Base64.js | 61 ++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 static/src/assets/trading-in-the-rain/MIDI.js/inc/shim/Base64.js

(limited to 'static/src/assets/trading-in-the-rain/MIDI.js/inc/shim/Base64.js')

diff --git a/static/src/assets/trading-in-the-rain/MIDI.js/inc/shim/Base64.js b/static/src/assets/trading-in-the-rain/MIDI.js/inc/shim/Base64.js
new file mode 100644
index 0000000..b5a59ce
--- /dev/null
+++ b/static/src/assets/trading-in-the-rain/MIDI.js/inc/shim/Base64.js
@@ -0,0 +1,61 @@
+//https://github.com/davidchambers/Base64.js
+
+;(function () {
+  var object = typeof exports != 'undefined' ? exports : this; // #8: web workers
+  var chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
+
+  function InvalidCharacterError(message) {
+    this.message = message;
+  }
+  InvalidCharacterError.prototype = new Error;
+  InvalidCharacterError.prototype.name = 'InvalidCharacterError';
+
+  // encoder
+  // [https://gist.github.com/999166] by [https://github.com/nignag]
+  object.btoa || (
+  object.btoa = function (input) {
+    for (
+      // initialize result and counter
+      var block, charCode, idx = 0, map = chars, output = '';
+      // if the next input index does not exist:
+      //   change the mapping table to "="
+      //   check if d has no fractional digits
+      input.charAt(idx | 0) || (map = '=', idx % 1);
+      // "8 - idx % 1 * 8" generates the sequence 2, 4, 6, 8
+      output += map.charAt(63 & block >> 8 - idx % 1 * 8)
+    ) {
+      charCode = input.charCodeAt(idx += 3/4);
+      if (charCode > 0xFF) {
+        throw new InvalidCharacterError("'btoa' failed: The string to be encoded contains characters outside of the Latin1 range.");
+      }
+      block = block << 8 | charCode;
+    }
+    return output;
+  });
+
+  // decoder
+  // [https://gist.github.com/1020396] by [https://github.com/atk]
+  object.atob || (
+  object.atob = function (input) {
+    input = input.replace(/=+$/, '')
+    if (input.length % 4 == 1) {
+      throw new InvalidCharacterError("'atob' failed: The string to be decoded is not correctly encoded.");
+    }
+    for (
+      // initialize result and counters
+      var bc = 0, bs, buffer, idx = 0, output = '';
+      // get next character
+      buffer = input.charAt(idx++);
+      // character found in table? initialize bit storage and add its ascii value;
+      ~buffer && (bs = bc % 4 ? bs * 64 + buffer : buffer,
+        // and if not first of each 4 characters,
+        // convert the first 8 bits to one ascii character
+        bc++ % 4) ? output += String.fromCharCode(255 & bs >> (-2 * bc & 6)) : 0
+    ) {
+      // try to find character in table (0-63, not found => -1)
+      buffer = chars.indexOf(buffer);
+    }
+    return output;
+  });
+
+}());
\ No newline at end of file
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