cleanup: Remove server-side JS socket and HTTP request support. Not used/useful enough to justify keeping all this code around.

core/core.js

@@ -7,7 +7,6 @@
 
 /** \cond */
 import * as app from './app.js';
-import * as http from './http.js';
 
 export {invoke, getProcessBlob};
 /** \endcond */
@@ -240,7 +239,6 @@ async function getProcessBlob(blobId, key, options) {
 						let settings = await loadSettings();
 						return settings?.permissions?.[user] ?? [];
 					},
-					getSockets: getSockets,
 					permissionTest: async function (permission) {
 						let user = process?.credentials?.session?.name;
 						let settings = await loadSettings();
@@ -556,10 +554,6 @@ async function getProcessBlob(blobId, key, options) {
 			imports.ssb.addEventListener = undefined;
 			imports.ssb.removeEventListener = undefined;
 			imports.ssb.getIdentityInfo = undefined;
-			imports.fetch = async function (url, options) {
-				let settings = await loadSettings();
-				return http.fetch(url, options, settings?.fetch_hosts);
-			};
 
 			if (
 				process.credentials &&

core/http.js

@@ -1,121 +0,0 @@
-/**
- * \file
- * \defgroup tfhttp Tilde Friends HTTP Client JS
- * Tilde Friends server-side HTTP client.
- * @{
- */
-
-/**
- * Parse a URL into protocol, host, path, and port parts.
- * @param url
- * @return An object of the URL parts.
- */
-function parseUrl(url) {
-	// XXX: Hack.
-	let match = url.match(new RegExp('(\\w+)://([^/:]+)(?::(\\d+))?(.*)'));
-	return {
-		protocol: match[1],
-		host: match[2],
-		path: match[4],
-		port: match[3] ? parseInt(match[3]) : match[1] == 'http' ? 80 : 443,
-	};
-}
-
-/**
- * Parse an HTTP response into headers and body content.
- * @param data The response data, headers and body included.
- * @return headers and body data.
- */
-function parseResponse(data) {
-	let firstLine;
-	let headers = {};
-	while (true) {
-		let endLine = data.indexOf('\r\n');
-		let line = data.substring(0, endLine);
-		data = data.substring(endLine + 2);
-		if (!line.length) {
-			break;
-		} else if (!firstLine) {
-			firstLine = line;
-		} else {
-			let colon = line.indexOf(':');
-			headers[line.substring(colon)] = line.substring(colon + 1);
-		}
-	}
-	return {headers: headers, body: data};
-}
-
-/**
- * Make an HTTP request.
- * @param url The URL.
- * @param options Request options.
- * @param allowed_hosts List of allowed hosts.
- * @return A promise resolved with the response headers and body.
- */
-export function fetch(url, options, allowed_hosts) {
-	let parsed = parseUrl(url);
-	return new Promise(function (resolve, reject) {
-		if ((allowed_hosts ?? []).indexOf(parsed.host) == -1) {
-			throw new Error(`fetch() request to host ${parsed.host} is not allowed.`);
-		}
-		let socket = new Socket();
-		let buffer = new Uint8Array(0);
-
-		return socket
-			.connect(parsed.host, parsed.port)
-			.then(function () {
-				socket.read(function (data) {
-					if (data && data.length) {
-						let newBuffer = new Uint8Array(buffer.length + data.length);
-						newBuffer.set(buffer, 0);
-						newBuffer.set(data, buffer.length);
-						buffer = newBuffer;
-					} else {
-						let result = parseHttpResponse(buffer);
-						if (!result) {
-							reject(new Exception('Parse failed.'));
-						}
-						if (typeof result == 'number') {
-							if (result == -2) {
-								reject('Incomplete request.');
-							} else {
-								reject('Bad request.');
-							}
-						} else if (typeof result == 'object') {
-							resolve({
-								body: buffer.slice(result.bytes_parsed),
-								status: result.status,
-								message: result.message,
-								headers: result.headers,
-							});
-						} else {
-							reject(new Exception('Unexpected parse result.'));
-						}
-						resolve(parseResponse(utf8Decode(buffer)));
-					}
-				});
-
-				if (parsed.port == 443) {
-					return socket.startTls();
-				}
-			})
-			.then(function () {
-				let body =
-					typeof options?.body == 'string'
-						? utf8Encode(options.body)
-						: options.body || new Uint8Array(0);
-				let headers = utf8Encode(
-					`${options?.method ?? 'GET'} ${parsed.path} HTTP/1.0\r\nHost: ${parsed.host}\r\nConnection: close\r\nContent-Length: ${body.length}\r\n\r\n`
-				);
-				let fullRequest = new Uint8Array(headers.length + body.length);
-				fullRequest.set(headers, 0);
-				fullRequest.set(body, headers.length);
-				socket.write(fullRequest);
-			})
-			.catch(function (error) {
-				reject(error);
-			});
-	});
-}
-
-/** @} */