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Merge pull request #275 from FlowFuse/file-api
First pass at file api
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,134 @@ | ||
| const { mkdir, readdir, rm, rename, stat, writeFile } = require('fs/promises') | ||
| const { existsSync } = require('fs') | ||
| const { dirname, join, normalize } = require('path') | ||
| const multer = require('multer') | ||
|
|
||
| const filesInterface = (app, settings) => { | ||
| const BASE_PATH = join(settings.rootDir, settings.userDir, 'storage') | ||
| // not sure about this yet, need to check how file storage works | ||
| const storage = multer.memoryStorage() | ||
| const upload = multer({ storage }) | ||
|
|
||
| const regex = /^\/flowforge\/files\/_\/(.*)$/ | ||
|
|
||
| const listDirectory = async (path = '') => { | ||
| const fullPath = normalize(join(BASE_PATH, path)) | ||
| if (fullPath.startsWith(BASE_PATH)) { | ||
| const files = await readdir(fullPath, { withFileTypes: true }) | ||
| const response = { | ||
| meta: { }, | ||
| files: [], | ||
| count: files.length | ||
| } | ||
| for (const i in files) { | ||
| const file = files[i] | ||
| const filePath = join(fullPath, file.name) | ||
| const s = await stat(filePath) | ||
| const rep = { | ||
| name: file.name, | ||
| lastModified: s.mtime | ||
| } | ||
| if (file.isFile()) { | ||
| rep.type = 'file' | ||
| rep.size = s.size | ||
| } else if (file.isDirectory()) { | ||
| rep.type = 'directory' | ||
| } | ||
| response.files.push(rep) | ||
| } | ||
| return response | ||
| } else { | ||
| return [] | ||
| } | ||
| } | ||
|
|
||
| app.get(regex, async (request, reply) => { | ||
| try { | ||
| const files = await listDirectory(request.params[0]) | ||
| reply.send(files) | ||
| } catch (err) { | ||
| if (err.code === 'ENOENT') { | ||
| reply.status(404).send() | ||
| } else if (err.code === 'ENOTDIR') { | ||
| reply.status(400).send() | ||
| } else { | ||
| reply.status(500).send() | ||
| } | ||
| } | ||
| }) | ||
|
|
||
| app.put(regex, async (request, reply) => { | ||
| const fullPath = normalize(join(BASE_PATH, request.params[0])) | ||
| const newPath = normalize(join(BASE_PATH, request.body.path)) | ||
| if (fullPath.startsWith(BASE_PATH) && newPath.startsWith(BASE_PATH)) { | ||
| if (existsSync(fullPath) && existsSync(dirname(newPath))) { | ||
| try { | ||
| await rename(fullPath, newPath) | ||
| reply.status(202).send() | ||
| } catch (err) { | ||
| reply.status(500).send() | ||
| } | ||
| } else { | ||
| reply.status(404).send() | ||
| } | ||
| } | ||
| reply.status(403).send() | ||
| }) | ||
|
|
||
| app.post(regex, upload.single('file'), async (request, reply) => { | ||
| const startPath = normalize(join(BASE_PATH, request.params[0])) | ||
| if (startPath.startsWith(BASE_PATH)) { | ||
| if (request.get('content-type') === 'application/json') { | ||
| const newPath = request.body.path | ||
| const fullPath = normalize(join(startPath, newPath)) | ||
| if (fullPath.startsWith(BASE_PATH)) { | ||
| try { | ||
| await mkdir(fullPath, { recursive: true }) | ||
| reply.status(201).send() | ||
| } catch (err) { | ||
| reply.status(500).send() | ||
| } | ||
| } else { | ||
| reply.status(500).send() | ||
| } | ||
| } else if (request.get('content-type').startsWith('multipart/form-data')) { | ||
| const targetDir = dirname(startPath) | ||
| if (existsSync(targetDir)) { | ||
| await writeFile(startPath, request.file.buffer) | ||
| reply.status(201).send() | ||
| } else { | ||
| reply.status(404).send() | ||
| } | ||
| } else { | ||
| reply.status(406).send() | ||
| } | ||
| } else { | ||
| reply.status(403).send() | ||
| } | ||
| }) | ||
|
|
||
| app.delete(regex, async (request, reply) => { | ||
| const fullPath = normalize(join(BASE_PATH, request.params[0])) | ||
| if (fullPath !== BASE_PATH && fullPath.startsWith(BASE_PATH)) { | ||
| if (existsSync(fullPath)) { | ||
| try { | ||
| await rm(fullPath, { | ||
| force: true, | ||
| recursive: true | ||
| }) | ||
| reply.status(204).send() | ||
| } catch (err) { | ||
| reply.status(500).send() | ||
| } | ||
| } else { | ||
| reply.status(404).send() | ||
| } | ||
| } else { | ||
| reply.status(403).send() | ||
| } | ||
| }) | ||
| } | ||
|
|
||
| module.exports = { | ||
| filesInterface | ||
| } |
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