79 lines
2.6 KiB
TypeScript
79 lines
2.6 KiB
TypeScript
import xss from 'xss'
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import { CacheKey, CacheTTL, Controller, Get, Header } from '@nestjs/common'
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import { HTTPDecorators } from '~/common/decorator/http.decorator'
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import { ApiName } from '~/common/decorator/openapi.decorator'
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import { CacheKeys } from '~/constants/cache.constant'
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import type { AggregateService } from '../aggregate/aggregate.service'
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import type { ConfigsService } from '../configs/configs.service'
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import type { MarkdownService } from '../markdown/markdown.service'
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@Controller('feed')
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@ApiName
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export class FeedController {
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constructor(
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private readonly aggregateService: AggregateService,
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private readonly configs: ConfigsService,
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private readonly markdownService: MarkdownService,
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) {}
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@Get('/')
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@CacheKey(CacheKeys.RSSXmlCatch)
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@CacheTTL(3600)
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@HTTPDecorators.Bypass
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@Header('content-type', 'application/xml')
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async rss() {
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const { author, data, url } =
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await this.aggregateService.buildRssStructure()
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const { title } = await this.configs.get('seo')
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const { avatar } = await this.configs.getMaster()
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const now = new Date()
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const xml = `<?xml version="1.0" encoding="UTF-8"?>
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<feed xmlns="http://www.w3.org/2005/Atom">
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<title>${title}</title>
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<link href="/atom.xml" rel="self"/>
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<link href="/feed" rel="self"/>
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<link href="${xss(url)}"/>
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<updated>${now.toISOString()}</updated>
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<id>${xss(url)}</id>
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<author>
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<name>${author}</name>
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</author>
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<generator>${'Mix Space CMS'}</generator>
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<lastBuildDate>${now.toISOString()}</lastBuildDate>
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<language>zh-CN</language>
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<image>
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<url>${xss(avatar || '')}</url>
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<title>${title}</title>
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<link>${xss(url)}</link>
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</image>
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${data
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.map((item) => {
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return `<entry>
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<title>${item.title}</title>
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<link href='${xss(item.link)}'/>
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<id>${xss(item.link)}</id>
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<published>${item.created}</published>
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<updated>${item.modified}</updated>
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<content type='html'><![CDATA[
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${`<blockquote>该渲染由 marked 生成, 可能存在部分语句不通或者排版问题, 最佳体验请前往: <a href='${xss(
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item.link,
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)}'>${xss(item.link)}</a></blockquote>
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${this.markdownService.renderMarkdownContent(item.text)}
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<p style='text-align: right'>
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<a href='${`${xss(item.link)}#comments`}'>看完了？说点什么呢</a>
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</p>`}
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]]>
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</content>
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</entry>
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`
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})
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.join('')}
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</feed>`
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return xml
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}
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}
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