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UBERF-7597: Get rid of formats in preview.ts (#6077)
Signed-off-by: Andrey Sobolev <haiodo@gmail.com>
This commit is contained in:
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7fb8737959
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d6eaaa9f01
@ -4,9 +4,6 @@ import { getMetadata } from '@hcengineering/platform'
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import { getBlobHref, getClient, getCurrentWorkspaceUrl, getFileUrl } from '.'
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import presentation from './plugin'
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type SupportedFormat = string
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const defaultSupportedFormats = 'avif,webp,heif,jpeg'
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export interface ProviderPreviewConfig {
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// Identifier of provider
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// If set to '' could be applied to any provider, for example to exclude some 'image/gif' etc from being processing with providers.
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@ -14,8 +11,6 @@ export interface ProviderPreviewConfig {
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// Preview url
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// If '' preview is disabled for config.
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previewUrl: string
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// A supported file formats
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formats: SupportedFormat[]
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// Content type markers, will check by containts, if passed, only allow to be used with matched content types.
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contentTypes?: string[]
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@ -28,8 +23,7 @@ export interface PreviewConfig {
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const defaultPreview = (): ProviderPreviewConfig => ({
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providerId: '',
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formats: ['avif', 'webp', 'jpg'],
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previewUrl: `/files/${getCurrentWorkspaceUrl()}?file=:blobId.:format&size=:size`
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previewUrl: `/files/${getCurrentWorkspaceUrl()}?file=:blobId&size=:size`
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})
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/**
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@ -39,7 +33,7 @@ const defaultPreview = (): ProviderPreviewConfig => ({
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- providerName - a provider name should be same as in Storage configuration.
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It coult be empty and it will match by content types.
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- previewUrl - an Url with :workspace, :blobId, :downloadFile, :size, :format placeholders, they will be replaced in UI with an appropriate blob values.
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- previewUrl - an Url with :workspace, :blobId, :downloadFile, :size placeholders, they will be replaced in UI with an appropriate blob values.
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- supportedFormats - a `,` separated list of file extensions.
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- contentTypes - a ',' separated list of content type patterns.
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@ -58,14 +52,14 @@ export function parsePreviewConfig (config?: string): PreviewConfig | undefined
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if (c === '') {
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continue // Skip empty lines
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}
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const vars = c.split('|')
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let [provider, url, formats, contentTypes] = c.split('|').map((it) => it.trim())
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if (formats === undefined) {
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formats = defaultSupportedFormats
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if (vars.length === 3) {
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contentTypes = formats // Backward compatibility, since formats are obsolete
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}
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const p: ProviderPreviewConfig = {
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providerId: provider,
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previewUrl: url,
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formats: formats.split(',').map((it) => it.trim()),
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// Allow preview only for images by default
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contentTypes:
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contentTypes !== undefined
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@ -94,7 +88,6 @@ export function getPreviewConfig (): PreviewConfig {
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{
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providerId: '',
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contentTypes: ['image/gif', 'image/apng', 'image/svg'], // Disable gif and apng format preview.
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formats: [],
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previewUrl: ''
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}
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]
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@ -182,25 +175,19 @@ function blobToSrcSet (
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url = url.replaceAll(':blobId', encodeURIComponent(blob._id))
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let result = ''
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for (const f of cfg.formats ?? []) {
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if (result.length > 0) {
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result += ', '
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}
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const fu = url.replaceAll(':format', f)
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if (width !== undefined) {
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result +=
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fu.replaceAll(':size', `${width}`) +
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' 1x , ' +
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fu.replaceAll(':size', `${width * 2}`) +
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' 2x, ' +
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fu.replaceAll(':size', `${width * 3}`) +
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' 3x'
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} else {
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result += fu.replaceAll(':size', `${-1}`)
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}
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const fu = url
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if (width !== undefined) {
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result +=
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fu.replaceAll(':size', `${width}`) +
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' 1x , ' +
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fu.replaceAll(':size', `${width * 2}`) +
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' 2x, ' +
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fu.replaceAll(':size', `${width * 3}`) +
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' 3x'
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} else {
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result += fu.replaceAll(':size', `${-1}`)
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}
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return result
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}
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@ -28,11 +28,11 @@ A `;` separated list of triples, providerName|previewUrl|supportedFormats.
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- providerName - a provider name should be same as in Storage configuration.
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It coult be empty and it will match by content types.
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- previewUrl - an Url with :workspace, :blobId, :downloadFile, :size, :format placeholders, they will be replaced in UI with an appropriate blob values.
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- previewUrl - an Url with :workspace, :blobId, :downloadFile, :size placeholders, they will be replaced in UI with an appropriate blob values.
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- supportedFormats - a `,` separated list of file extensions.
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- contentTypes - a ',' separated list of content type patterns.
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PREVIEW_CONFIG=*|https://front.hc.engineering/files/:workspace/api/preview/?format=:format&width=:size&image=:downloadFile
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PREVIEW_CONFIG=*|https://front.hc.engineering/files/:workspace/api/preview/?width=:size&image=:downloadFile
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## Variables
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@ -40,7 +40,6 @@ PREVIEW_CONFIG=*|https://front.hc.engineering/files/:workspace/api/preview/?form
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- :blobId - an uniq blob _id identifier.
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- :size - a numeric value to determine required size of the image, image will not be upscaled, only downscaled. If -1 is passed, original image size value will be used.
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- :downloadFile - an URI encoded component value of full download URI, could be presigned uri to S3 storage.
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- :format - an a conversion file format, `avif`,`webp` etc.
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## Passing default variant.
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@ -50,7 +49,7 @@ providerName could be set to `*` in this case it will be default preview provide
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If no preview config are specified, a default one targating a front service preview/resize functionality will be used.
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`/files/${getCurrentWorkspaceUrl()}?file=:blobId.:format&size=:size`
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`/files/${getCurrentWorkspaceUrl()}?file=:blobId&size=:size`
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## Testing with dev-production/etc.
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@ -32,13 +32,11 @@ import { v4 as uuid } from 'uuid'
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import { preConditions } from './utils'
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import fs from 'fs'
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import { Readable } from 'stream'
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const cacheControlValue = 'public, max-age=365d'
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const cacheControlNoCache = 'public, no-store, no-cache, must-revalidate, max-age=0'
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type SupportedFormat = 'jpeg' | 'avif' | 'heif' | 'webp' | 'png'
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const supportedFormats: SupportedFormat[] = ['avif', 'webp', 'heif', 'jpeg', 'png']
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async function storageUpload (
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ctx: MeasureContext,
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storageAdapter: StorageAdapter,
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@ -118,6 +116,8 @@ async function getFileRange (
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'Last-Modified': new Date(stat.modifiedOn).toISOString()
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})
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res.send(Readable.toWeb(dataStream))
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dataStream.pipe(res)
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await new Promise<void>((resolve, reject) => {
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@ -179,7 +179,12 @@ async function getFile (
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}
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if (preConditions.IfUnmodifiedSince(req.headers, { lastModified: new Date(stat.modifiedOn) }) === 'failed') {
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// Send 412 (Precondition Failed)
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res.statusCode = 412
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res.writeHead(412, {
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'content-type': stat.contentType,
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etag: stat.etag,
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'last-modified': new Date(stat.modifiedOn).toISOString(),
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'cache-control': cacheControlValue
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})
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res.end()
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return
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}
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@ -360,17 +365,12 @@ export function start (
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(req.query.token as string | undefined)
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payload = token !== undefined ? decodeToken(token) : payload
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let uuid = req.params.file ?? req.query.file
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const uuid = req.params.file ?? req.query.file
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if (uuid === undefined) {
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res.status(404).send()
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return
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}
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const format: SupportedFormat | undefined = supportedFormats.find((it) => uuid.endsWith(it))
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if (format !== undefined) {
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uuid = uuid.slice(0, uuid.length - format.length - 1)
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}
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let blobInfo = await ctx.with(
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'notoken-stat',
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{ workspace: payload.workspace.name },
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@ -411,12 +411,13 @@ export function start (
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}
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const size = req.query.size !== undefined ? parseInt(req.query.size as string) : undefined
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if (format !== undefined && isImage && blobInfo.contentType !== 'image/gif') {
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const accept = req.headers.accept
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if (accept !== undefined && isImage && blobInfo.contentType !== 'image/gif') {
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blobInfo = await ctx.with(
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'resize',
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{},
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async (ctx) =>
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await getGeneratePreview(ctx, blobInfo as PlatformBlob, size ?? -1, uuid, config, payload, format)
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await getGeneratePreview(ctx, blobInfo as PlatformBlob, size ?? -1, uuid, config, payload, accept)
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)
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}
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@ -731,6 +732,8 @@ export function start (
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}
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}
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const supportedFormats = ['avif', 'webp', 'heif', 'jpeg', 'png']
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async function getGeneratePreview (
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ctx: MeasureContext,
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blob: PlatformBlob,
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@ -738,11 +741,29 @@ async function getGeneratePreview (
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uuid: string,
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config: { storageAdapter: StorageAdapter },
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payload: Token,
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format: SupportedFormat = 'jpeg'
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accept: string
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): Promise<PlatformBlob> {
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if (size === undefined) {
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return blob
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}
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const formats = accept.split(',').map((it) => it.trim())
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// Select appropriate format
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let format: string | undefined
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for (const f of formats) {
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const [type] = f.split(';')
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const [clazz, kind] = type.split('/')
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if (clazz === 'image' && supportedFormats.includes(kind)) {
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format = kind
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break
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}
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}
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if (format === undefined) {
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return blob
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}
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const sizeId = uuid + `%preview%${size}${format !== 'jpeg' ? format : ''}`
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const d = await config.storageAdapter.stat(ctx, payload.workspace, sizeId)
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@ -823,7 +844,7 @@ async function getGeneratePreview (
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Analytics.handleError(err)
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ctx.error('failed to resize image', {
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err,
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format,
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format: accept,
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contentType: blob.contentType,
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uuid,
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size: blob.size,
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@ -103,7 +103,7 @@ export function startFront (ctx: MeasureContext, extraConfig?: Record<string, st
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if (previewConfig === undefined) {
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// Use universal preview config
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previewConfig = `*|${uploadUrl}/:workspace?file=:blobId.:format&size=:size`
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previewConfig = `*|${uploadUrl}/:workspace?file=:blobId&size=:size`
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}
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const pushPublicKey = process.env.PUSH_PUBLIC_KEY
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