Merge pull request #112 from lowercasename/rk/typescript

Typescript migration

1 files changed, 34 insertions, 0 deletions

diff --git a/src/util/generator.ts b/src/util/generator.ts
new file mode 100644
index 0000000..596110d
--- /dev/null
+++ b/src/util/generator.ts
@@ -0,0 +1,34 @@
+import crypto from "crypto";
+import { customAlphabet } from "nanoid";
+
+// This alphabet (used to generate all event, group, etc. IDs) is missing '-'
+// because ActivityPub doesn't like it in IDs
+const nanoid = customAlphabet(
+    "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz_",
+    21,
+);
+
+const generateAlphanumericString = (length: number) => {
+    return Array(length)
+        .fill(0)
+        .map((x) => Math.random().toString(36).charAt(2))
+        .join("");
+};
+
+export const generateEventID = () => nanoid();
+
+export const generateEditToken = () => generateAlphanumericString(32);
+
+export const generateRSAKeypair = () => {
+    return crypto.generateKeyPairSync("rsa", {
+        modulusLength: 4096,
+        publicKeyEncoding: {
+            type: "spki",
+            format: "pem",
+        },
+        privateKeyEncoding: {
+            type: "pkcs8",
+            format: "pem",
+        },
+    });
+};