Files
speckle-server/packages/server/modules/previews/ogImage.ts
T
Kristaps Fabians Geikins bde148f286 chore(server): migrating fully to ESM (#5042)
* wip

* some extra fixes

* stuff kinda works?

* need to figure out mocks

* need to figure out mocks

* fix db listener

* gqlgen fix

* minor gqlgen watch adjustment

* lint fixes

* delete old codegen file

* converting migrations to ESM

* getModuleDIrectory

* vitest sort of works

* added back ts-vitest

* resolve gql double load

* fixing test timeout configs

* TSC lint fix

* fix automate tests

* moar debugging

* debugging

* more debugging

* codegen update

* server works

* yargs migrated

* chore(server): getting rid of global mocks for Server ESM (#5046)

* got rid of email mock

* got rid of comment mocks

* got rid of multi region mocks

* got rid of stripe mock

* admin override mock updated

* removed final mock

* fixing import.meta.resolve calls

* another import.meta.resolve fix

* added requested test

* nyc ESM fix

* removed unneeded deps + linting

* yarn lock forgot to commit

* tryna fix flakyness

* email capture util fix

* sendEmail fix

* fix TSX check

* sender transporter fix + CR comments

* merge main fix

* test fixx

* circleci fix

* gqlgen bigint fix

* error formatter fix

* more error formatting improvements

* esmloader added to Dockerfile

* more dockerfile fixes

* bg jobs fix
2025-07-14 10:26:19 +03:00

82 lines
2.2 KiB
TypeScript

import sharp from 'sharp'
import xmlescape from 'xml-escape'
import pixelWidth from 'string-pixel-width'
import { fileURLToPath } from 'url'
type SharpInput =
| Buffer
| ArrayBuffer
| Uint8Array
| Uint8ClampedArray
| Int8Array
| Uint16Array
| Int16Array
| Uint32Array
| Int32Array
| Float32Array
| Float64Array
| string
export async function makeOgImage(
previewBufferOrFilename: SharpInput,
streamName: string
) {
const imgWidth = 1200
const imgHeight = 627
const panelPadding = 20
const panelWidth = imgWidth - 2 * panelPadding
const panelHeight = 80
let title = '/ ' + streamName
const maxTitleSize = 750
if (pixelWidth(title, { font: 'open sans', size: 48 }) > maxTitleSize) {
while (pixelWidth(title, { font: 'open sans', size: 48 }) > maxTitleSize) {
title = title.slice(0, -1)
}
title += '...'
}
const logo = await sharp(
fileURLToPath(
import.meta.resolve('#/assets/previews/images/speckle_logo_and_text.png')
)
)
.resize({ height: panelHeight })
.toBuffer()
const topPanel = Buffer.from(`
<svg width="${imgWidth}" height="${panelHeight + 2 * panelPadding}">
<defs>
<filter id="dropshadow" height="130%">
<feGaussianBlur in="SourceAlpha" stdDeviation="3"/>
<feOffset dx="0" dy="5" result="offsetblur"/>
<feComponentTransfer>
<feFuncA type="linear" slope="0.3"/>
</feComponentTransfer>
<feMerge>
<feMergeNode/>
<feMergeNode in="SourceGraphic"/>
</feMerge>
</filter>
</defs>
<rect x="${panelPadding}" y="${panelPadding}" width="${panelWidth}" height="${panelHeight}" fill="#fff" rx="15" filter="url(#dropshadow)" />
<text x="${panelPadding + 305}" y="${
panelPadding + 60
}" fill="#000" font-family="DejaVu Sans, sans-serif" font-size="48px">
${xmlescape(title)}
</text>
</svg>
`)
return await sharp(previewBufferOrFilename)
.resize({ width: imgWidth, height: imgHeight })
.composite([
{ input: topPanel, top: 0, left: 0 },
{ input: logo, left: panelPadding + 10, top: panelPadding }
])
.png()
.toBuffer()
}