sepia-search-motore-di-rice.../server.ts

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import { isTestInstance } from './server/helpers/core-utils'
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if (isTestInstance()) {
require('source-map-support').install()
}
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import * as bodyParser from 'body-parser'
import * as express from 'express'
import * as cors from 'cors'
import * as morgan from 'morgan'
import { apiRouter } from './server/controllers/api'
import { logger } from './server/helpers/logger'
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import { API_VERSION, CONFIG, getWebserverUrl } from './server/initializers/constants'
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import { VideosIndexer } from './server/lib/schedulers/videos-indexer'
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import { initVideosIndex } from './server/lib/elastic-search-videos'
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import { initChannelsIndex } from './server/lib/elastic-search-channels'
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import { join } from 'path'
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import { readFile } from 'fs-extra'
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const app = express()
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const url = getWebserverUrl()
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app.use(morgan('combined', {
stream: { write: logger.info.bind(logger) }
}))
app.use(bodyParser.json({
type: [ 'application/json', 'application/*+json' ],
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limit: '5mb'
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}))
app.use(bodyParser.urlencoded({ extended: false }))
// ----------- Views, routes and static files -----------
app.use(cors())
const apiRoute = '/api/' + API_VERSION
app.use(apiRoute, apiRouter)
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// Static client files
app.use('/js/', express.static(join(__dirname, '../client/dist/js')))
app.use('/css/', express.static(join(__dirname, '../client/dist/css')))
app.use('/img/', express.static(join(__dirname, '../client/dist/img')))
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app.use('/theme/', express.static(join(__dirname, './themes')))
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app.use('/opensearch.xml', async function (req, res) {
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const data = `<?xml version="1.0" encoding="UTF-8" ?>
<OpenSearchDescription xmlns="http://a9.com/-/spec/opensearch/1.1/" xmlns:moz="http://www.mozilla.org/2006/browser/search/">
<ShortName>${CONFIG.SEARCH_INSTANCE.NAME}</ShortName>
<Description>${CONFIG.SEARCH_INSTANCE.DESCRIPTION}</Description>
<Image height="64" width="64" type="image/png">${url}/img/favicon.png</Image>
<Language>*</Language>
<Tags>peertube video</Tags>
<Url type="text/html" method="get" rel="results" template="${url}/search?search={searchTerms}&amp;page={startPage?}"/>
<Url type="application/opensearchdescription+xml" rel="self" template="${url}/opensearch.xml"/>
<Query role="example" searchTerms="peertube"/>
<SyndicationRight>open</SyndicationRight>
<AdultContent>true</AdultContent>
<InputEncoding>UTF-8</InputEncoding>
<OutputEncoding>UTF-8</OutputEncoding>
<Developer>Framasoft: contact.framasoft.org</Developer>
</OpenSearchDescription>`
return res.type('application/xml').send(data).end()
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})
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let indexHTML: string
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app.use('/*', async function (req, res) {
res.set('Content-Type', 'text/html; charset=UTF-8')
if (indexHTML) return res.send(indexHTML)
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let bufferCSS: Buffer
if (CONFIG.SEARCH_INSTANCE.THEME !== 'default') {
try {
bufferCSS = await readFile(join(__dirname, 'themes', CONFIG.SEARCH_INSTANCE.THEME, 'index.css'))
} catch (err) {
logger.error({ err }, 'Cannot fetch CSS theme.')
}
}
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const title = CONFIG.SEARCH_INSTANCE.NAME
const description = CONFIG.SEARCH_INSTANCE.DESCRIPTION
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const styleCSS = bufferCSS
? `<style type="text/css">${bufferCSS.toString()}</style>`
: ''
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const tags = `
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<title>${title}</title>
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<meta name="description" content="${description}">
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<meta property="og:url" content="${url}">
<meta property="og:title" content="${title}">
<meta property="og:description" content="${description}">
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<meta property="og:image" content="${url}/img/card-opengraph.png">
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<meta property="og:site_name" content="${title}">
<meta name="twitter:card" content="summary_large_image">
<meta name="twitter:site" content="@joinpeertube">
<meta name="twitter:creator" content="@chocobozzz">
<meta name="twitter:title" content="${title}">
<meta name="twitter:description" content="${description}">
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<meta name="twitter:image" content="${url}/img/card-opengraph.png">
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<link rel="search" type="application/opensearchdescription+xml" title="${title}" href="${url}/opensearch.xml" />
${styleCSS}`
const buffer = await readFile(join(__dirname, '../client/dist/index.html'))
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indexHTML = buffer.toString()
indexHTML = indexHTML.replace('</head>', tags + '</head>')
return res.send(indexHTML)
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})
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// ----------- Errors -----------
// Catch 404 and forward to error handler
app.use(function (req, res, next) {
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const err = new Error('Not Found') as any
err.status = 404
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next(err)
})
app.use(function (err, req, res, next) {
let error = 'Unknown error.'
if (err) {
error = err.stack || err.message || err
}
logger.error({ error }, 'Error in controller.')
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return res.status(err.status || 500).end()
})
// ----------- Run -----------
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app.listen(CONFIG.LISTEN.PORT, async () => {
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logger.info('Server listening on port %d', CONFIG.LISTEN.PORT)
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try {
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await Promise.all([
initVideosIndex(),
initChannelsIndex()
])
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} catch (err) {
logger.error('Cannot init videos index.', { err })
process.exit(-1)
}
VideosIndexer.Instance.enable()
VideosIndexer.Instance.execute()
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.catch(err => logger.error('Cannot run video indexer', { err }))
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})