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https://github.com/versia-pub/server.git
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Add status federation
This commit is contained in:
Jesse Wierzbinski
parent
4acc04cd93
commit
7da7febd00
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@ -160,6 +160,10 @@ export const parseTextMentions = async (text: string) => {
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});
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};
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/**
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* Creates a new status and saves it to the database.
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* @returns A promise that resolves with the new status.
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*/
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export const createNewStatus = async (
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author: User,
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content: Lysand.ContentFormat,
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@ -253,161 +257,111 @@ export const createNewStatus = async (
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return status;
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};
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/**
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* Creates a new status and saves it to the database.
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* @param data The data for the new status.
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* @returns A promise that resolves with the new status.
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*/
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export const createNewStatus2 = async (data: {
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account: User;
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application: Application | null;
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content: string;
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visibility: APIStatus["visibility"];
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sensitive: boolean;
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spoiler_text: string;
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emojis?: Emoji[];
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content_type?: string;
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uri?: string;
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mentions?: UserWithRelations[];
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media_attachments?: string[];
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reply?: {
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status: Status;
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user: User;
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};
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quote?: Status;
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}) => {
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// Get people mentioned in the content (match @username or @username@domain.com mentions)
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const mentionedPeople =
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data.content.match(/@[a-zA-Z0-9_]+(@[a-zA-Z0-9_]+)?/g) ?? [];
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export const federateStatus = async (status: StatusWithRelations) => {
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const toFederateTo = await getUsersToFederateTo(status);
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let mentions = data.mentions || [];
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for (const user of toFederateTo) {
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// TODO: Add queue system
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const request = await statusToInboxRequest(status, user);
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// Parse emojis
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const emojis = await parseEmojis(data.content);
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// Send request
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const response = await fetch(request);
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data.emojis = data.emojis ? [...data.emojis, ...emojis] : emojis;
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// Get list of mentioned users
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if (mentions.length === 0) {
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mentions = await client.user.findMany({
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where: {
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OR: mentionedPeople.map((person) => ({
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username: person.split("@")[1],
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instance: {
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base_url: person.split("@")[2],
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},
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})),
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},
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include: userRelations,
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});
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}
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let formattedContent = "";
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// Get HTML version of content
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if (data.content_type === "text/markdown") {
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formattedContent = linkifyHtml(
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await sanitizeHtml(await parse(data.content)),
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);
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} else if (data.content_type === "text/x.misskeymarkdown") {
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// Parse as MFM
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} else {
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// Parse as plaintext
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formattedContent = linkifyStr(data.content);
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// Split by newline and add <p> tags
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formattedContent = formattedContent
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.split("\n")
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.map((line) => `<p>${line}</p>`)
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.join("\n");
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}
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// Turn each @username or @username@instance mention into an anchor link
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for (const mention of mentions) {
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const matches = data.content.match(
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new RegExp(
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`@${mention.username}(@${mention.instance?.base_url})?`,
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"g",
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),
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);
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if (!matches) continue;
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for (const match of matches) {
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formattedContent = formattedContent.replace(
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new RegExp(
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`@${mention.username}(@${mention.instance?.base_url})?`,
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"g",
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),
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`<a class="u-url mention" rel="nofollow noopener noreferrer" target="_blank" href="${
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mention.uri ||
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new URL(
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`/@${mention.username}`,
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config.http.base_url,
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).toString()
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}">${match}</a>`,
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if (!response.ok) {
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throw new Error(
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`Failed to federate status ${status.id} to ${user.uri}`,
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);
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}
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}
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};
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const status = await client.status.create({
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data: {
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authorId: data.account.id,
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applicationId: data.application?.id,
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content: formattedContent,
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contentSource: data.content,
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contentType: data.content_type,
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visibility: data.visibility,
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sensitive: data.sensitive,
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spoilerText: data.spoiler_text,
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emojis: {
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connect: data.emojis.map((emoji) => {
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return {
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id: emoji.id,
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};
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}),
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},
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attachments: data.media_attachments
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? {
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connect: data.media_attachments.map((attachment) => {
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return {
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id: attachment,
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};
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}),
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}
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: undefined,
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inReplyToPostId: data.reply?.status.id,
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quotingPostId: data.quote?.id,
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instanceId: data.account.instanceId || undefined,
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isReblog: false,
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uri: data.uri || null,
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mentions: {
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connect: mentions.map((mention) => {
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return {
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id: mention.id,
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};
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}),
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},
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},
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include: statusAndUserRelations,
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});
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export const statusToInboxRequest = async (
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status: StatusWithRelations,
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user: User,
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): Promise<Request> => {
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const output = statusToLysand(status);
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// Create notification
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if (status.inReplyToPost) {
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await client.notification.create({
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data: {
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notifiedId: status.inReplyToPost.authorId,
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accountId: status.authorId,
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type: "mention",
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statusId: status.id,
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},
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});
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if (!user.instanceId || !user.endpoints.inbox) {
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throw new Error("User has no inbox or is a local user");
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}
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// Add to search index
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await addStausToMeilisearch(status);
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const privateKey = await crypto.subtle.importKey(
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"pkcs8",
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Uint8Array.from(atob(status.author.privateKey ?? ""), (c) =>
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c.charCodeAt(0),
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),
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"Ed25519",
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false,
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["sign"],
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);
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return status;
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const digest = await crypto.subtle.digest(
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"SHA-256",
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new TextEncoder().encode(JSON.stringify(output)),
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);
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const userInbox = new URL(user.endpoints.inbox);
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const date = new Date();
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const signature = await crypto.subtle.sign(
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"Ed25519",
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privateKey,
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new TextEncoder().encode(
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`(request-target): post ${userInbox.pathname}\n` +
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`host: ${userInbox.host}\n` +
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`date: ${date.toISOString()}\n` +
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`digest: SHA-256=${btoa(
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String.fromCharCode(...new Uint8Array(digest)),
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)}\n`,
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),
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);
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const signatureBase64 = btoa(
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String.fromCharCode(...new Uint8Array(signature)),
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);
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return new Request(userInbox, {
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method: "POST",
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headers: {
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"Content-Type": "application/json",
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Date: date.toISOString(),
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Origin: config.http.base_url,
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Signature: `keyId="${status.author.uri}",algorithm="ed25519",headers="(request-target) host date digest",signature="${signatureBase64}"`,
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},
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body: JSON.stringify(output),
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});
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};
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export const getUsersToFederateTo = async (status: StatusWithRelations) => {
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return await client.user.findMany({
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where: {
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OR: [
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["public", "unlisted", "private"].includes(status.visibility)
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? {
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relationships: {
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some: {
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subjectId: status.authorId,
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following: true,
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},
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},
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instanceId: {
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not: null,
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},
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}
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: {},
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// Mentioned users
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{
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id: {
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in: status.mentions.map((m) => m.id),
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},
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instanceId: {
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not: null,
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},
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},
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],
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},
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});
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};
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export const editStatus = async (
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@ -5,7 +5,11 @@ import { parse } from "marked";
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import { client } from "~database/datasource";
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import { getFromToken } from "~database/entities/Application";
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import type { StatusWithRelations } from "~database/entities/Status";
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import { createNewStatus, statusToAPI } from "~database/entities/Status";
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import {
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createNewStatus,
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federateStatus,
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statusToAPI,
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} from "~database/entities/Status";
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import type { UserWithRelations } from "~database/entities/User";
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import { statusAndUserRelations } from "~database/entities/relations";
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import type { APIStatus } from "~types/entities/status";
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@ -233,7 +237,7 @@ export default apiRoute<{
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quote ?? undefined,
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);
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// TODO: add database jobs to deliver the post
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await federateStatus(newStatus);
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return jsonResponse(await statusToAPI(newStatus, user));
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});
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