Implement remote account resolution

src/api/common/drive/add-file.ts

@@ -10,17 +10,18 @@ import * as debug from 'debug';
 import fileType = require('file-type');
 import prominence = require('prominence');
 
-import DriveFile, { getGridFSBucket } from '../models/drive-file';
-import DriveFolder from '../models/drive-folder';
-import { pack } from '../models/drive-file';
-import event, { publishDriveStream } from '../event';
-import config from '../../conf';
+import DriveFile, { getGridFSBucket } from '../../models/drive-file';
+import DriveFolder from '../../models/drive-folder';
+import { pack } from '../../models/drive-file';
+import event, { publishDriveStream } from '../../event';
+import getAcct from '../../../common/user/get-acct';
+import config from '../../../conf';
 
 const gm = _gm.subClass({
 	imageMagick: true
 });
 
-const log = debug('misskey:register-drive-file');
+const log = debug('misskey:drive:add-file');
 
 const tmpFile = (): Promise<string> => new Promise((resolve, reject) => {
 	tmp.file((e, path) => {
@@ -46,7 +47,7 @@ const addFile = async (
 	folderId: mongodb.ObjectID = null,
 	force: boolean = false
 ) => {
-	log(`registering ${name} (user: ${user.username}, path: ${path})`);
+	log(`registering ${name} (user: ${getAcct(user)}, path: ${path})`);
 
 	// Calculate hash, get content type and get file size
 	const [hash, [mime, ext], size] = await Promise.all([

src/api/common/drive/upload_from_url.ts

@@ -0,0 +1,46 @@
+import * as URL from 'url';
+import { IDriveFile, validateFileName } from '../../models/drive-file';
+import create from './add-file';
+import * as debug from 'debug';
+import * as tmp from 'tmp';
+import * as fs from 'fs';
+import * as request from 'request';
+
+const log = debug('misskey:common:drive:upload_from_url');
+
+export default async (url, user, folderId = null): Promise<IDriveFile> => {
+	let name = URL.parse(url).pathname.split('/').pop();
+	if (!validateFileName(name)) {
+		name = null;
+	}
+
+	// Create temp file
+	const path = await new Promise((res: (string) => void, rej) => {
+		tmp.file((e, path) => {
+			if (e) return rej(e);
+			res(path);
+		});
+	});
+
+	// write content at URL to temp file
+	await new Promise((res, rej) => {
+		const writable = fs.createWriteStream(path);
+		request(url)
+			.on('error', rej)
+			.on('end', () => {
+				writable.close();
+				res(path);
+			})
+			.pipe(writable)
+			.on('error', rej);
+	});
+
+	const driveFile = await create(user, path, name, null, folderId);
+
+	// clean-up
+	fs.unlink(path, (e) => {
+		if (e) log(e.stack);
+	});
+
+	return driveFile;
+};

src/api/common/get-host-lower.ts

@@ -0,0 +1,5 @@
+import { toUnicode } from 'punycode';
+
+export default host => {
+	return toUnicode(host).replace(/[A-Z]+/, match => match.toLowerCase());
+};

src/api/common/text/elements/mention.ts

@@ -1,14 +1,17 @@
 /**
  * Mention
  */
+import parseAcct from '../../../../common/user/parse-acct';
 
 module.exports = text => {
-	const match = text.match(/^@[a-zA-Z0-9\-]+/);
+	const match = text.match(/^(?:@[a-zA-Z0-9\-]+){1,2}/);
 	if (!match) return null;
 	const mention = match[0];
+	const { username, host } = parseAcct(mention.substr(1));
 	return {
 		type: 'mention',
 		content: mention,
-		username: mention.substr(1)
+		username,
+		host
 	};
 };