From 78bbfa42fa1159bce12c2c1d29eeb0bb9a8a2f75 Mon Sep 17 00:00:00 2001
From: Brian Picciano <mediocregopher@gmail.com>
Date: Fri, 25 Aug 2023 21:04:59 +0200
Subject: Remove mailinglist and proof-of-work functionality

---
 src/http/static/api.js      | 118 --------------------------------------------
 src/http/static/solvePow.js |  28 -----------
 src/http/static/utils.js    |  12 -----
 3 files changed, 158 deletions(-)
 delete mode 100644 src/http/static/api.js
 delete mode 100644 src/http/static/solvePow.js
 delete mode 100644 src/http/static/utils.js

(limited to 'src/http/static')

diff --git a/src/http/static/api.js b/src/http/static/api.js
deleted file mode 100644
index 55c9ecd..0000000
--- a/src/http/static/api.js
+++ /dev/null
@@ -1,118 +0,0 @@
-import * as utils from "/static/utils.js";
-
-const doFetch = async (req) => {
-  let res, jsonRes;
-  try {
-    res = await fetch(req);
-    jsonRes = await res.json();
-
-  } catch (e) {
-
-    if (e instanceof SyntaxError)
-      e = new Error(`status ${res.status}, empty (or invalid) response body`);
-
-    console.error(`api call ${req.method} ${req.url}: unexpected error:`, e);
-    throw e;
-  }
-
-  if (jsonRes.error) {
-    console.error(
-      `api call ${req.method} ${req.url}: application error:`,
-      res.status,
-      jsonRes.error,
-    );
-
-    throw jsonRes.error;
-  }
-
-  return jsonRes;
-}
-
-// may throw
-const solvePow = async () => {
-
-  const res = await call('/api/pow/challenge');
-
-  const worker = new Worker('/static/solvePow.js');
-
-  const p = new Promise((resolve, reject) => {
-    worker.postMessage({seedHex: res.seed, target: res.target});
-    worker.onmessage = resolve;
-  });
-
-  const powSol = (await p).data;
-  worker.terminate();
-
-  return {seed: res.seed, solution: powSol};
-}
-
-const call = async (route, opts = {}) => {
-  const {
-    method = 'POST',
-    body = {},
-    requiresPow = false,
-  } = opts;
-
-  const reqOpts = {
-    method,
-  };
-
-  if (requiresPow) {
-    const {seed, solution} = await solvePow();
-    body.powSeed = seed;
-    body.powSolution = solution;
-  }
-
-  if (Object.keys(body).length > 0) {
-    const form = new FormData();
-    for (const key in body) form.append(key, body[key]);
-
-    reqOpts.body = form;
-  }
-
-  const req = new Request(route, reqOpts);
-  return doFetch(req);
-}
-
-const ws = async (route, opts = {}) => {
-  const {
-    requiresPow = false,
-    params = {},
-  } = opts;
-
-  const docURL = new URL(document.URL);
-  const protocol = docURL.protocol == "http:" ? "ws:" : "wss:";
-
-  const fullParams = new URLSearchParams(params);
-
-  if (requiresPow) {
-    const {seed, solution} = await solvePow();
-    fullParams.set("powSeed", seed);
-    fullParams.set("powSolution", solution);
-  }
-
-  const rawConn = new WebSocket(`${protocol}//${docURL.host}${route}?${fullParams.toString()}`);
-
-  const conn = {
-    next: () => new Promise((resolve, reject) => {
-      rawConn.onmessage = (m) => {
-        const mj = JSON.parse(m.data);
-        resolve(mj);
-      };
-      rawConn.onerror = reject;
-      rawConn.onclose = reject;
-    }),
-
-    close: rawConn.close,
-  };
-
-  return new Promise((resolve, reject) => {
-    rawConn.onopen = () => resolve(conn);
-    rawConn.onerror = reject;
-  });
-}
-
-export {
-  call,
-  ws
-}
diff --git a/src/http/static/solvePow.js b/src/http/static/solvePow.js
deleted file mode 100644
index 900400c..0000000
--- a/src/http/static/solvePow.js
+++ /dev/null
@@ -1,28 +0,0 @@
-const fromHexString = hexString =>
-  new Uint8Array(hexString.match(/.{1,2}/g).map(byte => parseInt(byte, 16)));
-
-const toHexString = bytes =>
-  bytes.reduce((str, byte) => str + byte.toString(16).padStart(2, '0'), '');
-
-onmessage = async (e) => {
-  const seed = fromHexString(e.data.seedHex);
-  const target = e.data.target;
-
-  const fullBuf = new ArrayBuffer(seed.byteLength*2);
-
-  const fullBufSeed = new Uint8Array(fullBuf, 0, seed.byteLength);
-  seed.forEach((v, i) => fullBufSeed[i] = v);
-
-  const randBuf = new Uint8Array(fullBuf, seed.byteLength);
-
-  while (true) {
-    crypto.getRandomValues(randBuf);
-    const digest = await crypto.subtle.digest('SHA-512', fullBuf);
-    const digestView = new DataView(digest);
-    if (digestView.getUint32(0) < target) {
-      postMessage(toHexString(randBuf));
-      return;
-    }
-  }
-
-};
diff --git a/src/http/static/utils.js b/src/http/static/utils.js
deleted file mode 100644
index 96a2950..0000000
--- a/src/http/static/utils.js
+++ /dev/null
@@ -1,12 +0,0 @@
-const cookies = {};
-const cookieKVs = document.cookie
-  .split(';')
-  .map(cookie => cookie.trim().split('=', 2));
-
-for (const i in cookieKVs) {
-  cookies[cookieKVs[i][0]] = cookieKVs[i][1];
-}
-
-export {
-  cookies,
-}
-- 
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