temporarily re-enable post imports (not masto)

Signed-off-by: limepotato <limepot@protonmail.ch>

locales/en-US.yml

@@ -1490,6 +1490,12 @@ _time:
   hour: "Hour(s)"
   day: "Day(s)"
 _filters:
+  _experiments:
+    title: "Experiments"
+    enablePostImports: "Enable post imports"
+    postImportsCaption: "Allows users to import their posts from past Iceshrimp, Misskey,
+        Mastodon, Akkoma, and Pleroma accounts. It may cause slowdowns during load if
+        your queue is bottlenecked."
   _dialog:
     title: "Search filter syntax"
     learnMore: "View filter syntax"

packages/backend/src/queue/processors/db/import-firefish-post.ts

@@ -11,5 +11,41 @@ export async function importCkPost(
 	job: Bull.Job<DbUserImportMastoPostJobData>,
 	done: any,
 ): Promise<void> {
+	const user = await Users.findOneBy({ id: job.data.user.id });
+	if (user == null) {
+		done();
+		return;
+	}
+	const post = job.data.post;
+	if (post.replyId != null) {
+		done();
+		return;
+	}
+	if (post.renoteId != null) {
+		done();
+		return;
+	}
+	if (post.visibility !== "public") {
+		done();
+		return;
+	}
+	const { text, cw, localOnly, createdAt } = Post.parse(post);
+	const note = await create(user, {
+		createdAt: createdAt,
+		files: undefined,
+		poll: undefined,
+		text: text || undefined,
+		reply: null,
+		renote: null,
+		cw: cw,
+		localOnly,
+		visibility: "hidden",
+		visibleUsers: [],
+		channel: null,
+		apMentions: new Array(0),
+		apHashtags: undefined,
+		apEmojis: undefined,
+	});
+	logger.succ("Imported");
 	done();
 }

packages/backend/src/server/api/endpoints/i/import-posts.ts

@@ -1,6 +1,9 @@
 import define from "../../define.js";
+import { createImportPostsJob } from "@/queue/index.js";
 import { ApiError } from "../../error.js";
+import { DriveFiles } from "@/models/index.js";
 import { DAY } from "@/const.js";
+import { fetchMeta } from "@/misc/fetch-meta.js";
 
 export const meta = {
 	secure: true,
@@ -23,7 +26,7 @@ export const meta = {
 		},
 
 		importsDisabled: {
-			message: "Post imports are disabled for security reasons.",
+			message: "Post imports are disabled.",
 			code: "IMPORTS_DISABLED",
 			id: " bc9227e4-fb82-11ed-be56-0242ac120002",
 		},
@@ -40,5 +43,13 @@ export const paramDef = {
 } as const;
 
 export default define(meta, paramDef, async (ps, user) => {
-	throw new ApiError(meta.errors.importsDisabled);
+	const file = await DriveFiles.findOneBy({ id: ps.fileId });
+
+	const instanceMeta = await fetchMeta();
+	if (instanceMeta.experimentalFeatures?.postImports === false)
+		throw new ApiError(meta.errors.importsDisabled);
+
+	if (file == null) throw new ApiError(meta.errors.noSuchFile);
+	if (file.size === 0) throw new ApiError(meta.errors.emptyFile);
+	createImportPostsJob(user, file.id, ps.signatureCheck);
 });

packages/client/src/pages/settings/import-export.vue

@@ -16,6 +16,25 @@
 					{{ i18n.ts.export }}</MkButton
 				>
 			</FormFolder>
+
+			<FormFolder class="_formBlock">
+				<template #label>{{ i18n.ts.import }}</template>
+				<template #icon
+					><i class="ph-upload-simple ph-bold ph-lg"></i
+				></template>
+				<FormRadios v-model="importType" class="_formBlock">
+					<option value="iceshrimp">Iceshrimp/Misskey</option>
+					<option value="mastodon">Mastodon/Akkoma/Pleroma</option>
+				</FormRadios>
+				<MkButton
+					primary
+					:class="$style.button"
+					inline
+					@click="importPosts($event)"
+					><i class="ph-upload-simple ph-bold ph-lg"></i>
+					{{ i18n.ts.import }}</MkButton
+				>
+			</FormFolder>
 		</FormSection>
 		<FormSection>
 			<template #label>{{
@@ -195,6 +214,16 @@ const exportNotes = () => {
 	os.api("i/export-notes", {}).then(onExportSuccess).catch(onError);
 };
 
+const importPosts = async (ev) => {
+	const file = await selectFile(ev.currentTarget ?? ev.target);
+	os.api("i/import-posts", {
+		fileId: file.id,
+		signatureCheck: false,
+	})
+		.then(onImportSuccess)
+		.catch(onError);
+};
+
 const exportFollowing = () => {
 	os.api("i/export-following", {
 		excludeMuting: excludeMutingUsers.value,