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/*
* SPDX-FileCopyrightText: syuilo and misskey-project
* SPDX-License-Identifier: AGPL-3.0-only
*/
import { Inject, Injectable } from '@nestjs/common';
import { In, IsNull } from 'typeorm';
import { Feed } from 'feed';
import { DI } from '@/di-symbols.js';
import type { DriveFilesRepository, NotesRepository, UserProfilesRepository } from '@/models/_.js';
import type { Config } from '@/config.js';
import type { MiUser } from '@/models/User.js';
import { UserEntityService } from '@/core/entities/UserEntityService.js';
import { DriveFileEntityService } from '@/core/entities/DriveFileEntityService.js';
import { bindThis } from '@/decorators.js';
import { IdService } from '@/core/IdService.js';
import { MfmService } from "@/core/MfmService.js";
import { parse as mfmParse } from '@transfem-org/sfm-js';
@Injectable()
export class FeedService {
constructor(
@Inject(DI.config)
private config: Config,
@Inject(DI.userProfilesRepository)
private userProfilesRepository: UserProfilesRepository,
@Inject(DI.notesRepository)
private notesRepository: NotesRepository,
@Inject(DI.driveFilesRepository)
private driveFilesRepository: DriveFilesRepository,
private userEntityService: UserEntityService,
private driveFileEntityService: DriveFileEntityService,
private idService: IdService,
private mfmService: MfmService,
) {
}
@bindThis
public async packFeed(user: MiUser) {
const author = {
link: `${this.config.url}/@${user.username}`,
name: user.name ?? user.username,
};
const profile = await this.userProfilesRepository.findOneByOrFail({ userId: user.id });
const notes = await this.notesRepository.find({
where: {
userId: user.id,
renoteId: IsNull(),
visibility: In(['public', 'home']),
},
order: { id: -1 },
take: 20,
});
const feed = new Feed({
id: author.link,
title: `${author.name} (@${user.username}@${this.config.host})`,
updated: notes.length !== 0 ? this.idService.parse(notes[0].id).date : undefined,
generator: 'Sharkey',
description: `${user.notesCount} Notes, ${profile.followingVisibility === 'public' ? user.followingCount : '?'} Following, ${profile.followersVisibility === 'public' ? user.followersCount : '?'} Followers${profile.description ? ` · ${profile.description}` : ''}`,
link: author.link,
image: user.avatarUrl ?? this.userEntityService.getIdenticonUrl(user),
feedLinks: {
json: `${author.link}.json`,
atom: `${author.link}.atom`,
},
author,
copyright: user.name ?? user.username,
});
for (const note of notes) {
const files = note.fileIds.length > 0 ? await this.driveFilesRepository.findBy({
id: In(note.fileIds),
}) : [];
const file = files.find(file => file.type.startsWith('image/'));
const text = note.text;
feed.addItem({
title: `New note by ${author.name}`,
link: `${this.config.url}/notes/${note.id}`,
date: this.idService.parse(note.id).date,
description: note.cw ?? undefined,
content: text ? this.mfmService.toHtml(mfmParse(text), JSON.parse(note.mentionedRemoteUsers)) ?? undefined : undefined,
image: file ? this.driveFileEntityService.getPublicUrl(file) : undefined,
});
}
return feed;
}
}
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