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[WIP] Accepting "format" as a query parameter #42

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Accepting query parameter format for PNG or SVG outputs
David Paiva committed Jul 6, 2021
commit 84631457bb495bcfed8b4692cc52f9b2a0b269e8
11,799 changes: 11,784 additions & 15 deletions package-lock.json

Large diffs are not rendered by default.

20 changes: 18 additions & 2 deletions src/index.js
Original file line number Diff line number Diff line change
@@ -24,6 +24,8 @@ const app = express()

const logger = winston.createLogger()

const sharp = require('sharp')

if (process.env.NODE_ENV === 'production') {
logger.add(new winston.transports.Console({ level: process.env.LOGGING_LEVEL || 'silly' }))
} else {
@@ -47,8 +49,22 @@ app.get('/:query', async (req, res) => {
const inviteCode = await InviteResolver.resolve(req.params.query)
logger.info(`Rendering ${inviteCode}`, { label: 'Renderer' })
const inviteSVG = await InviteRenderer.render(inviteCode, req.query)
res.setHeader('Content-Type', 'image/svg+xml')
res.send(inviteSVG)

switch (req.query.format) {
case 'png':
sharp(Buffer.from(inviteSVG))
.toFormat('png')
.toBuffer()
.then(buffer => {
res.setHeader('Content-Type', 'image/png')
res.send(buffer)
})
break
default:
res.setHeader('Content-Type', 'image/svg+xml')
res.send(inviteSVG)
break
}
})

app.use(Sentry.Handlers.errorHandler())