Add proper error handing for file downloads

This commit is contained in:
mikiher 2024-10-28 08:03:31 +02:00
parent 9327331ee9
commit 9084055b95

View File

@ -115,6 +115,16 @@ class LibraryItemController {
res.sendStatus(200) res.sendStatus(200)
} }
#handleDownloadError(error, res) {
if (!res.headersSent) {
if (error.code === 'ENOENT') {
return res.status(404).send('File not found')
} else {
return res.status(500).send('Download failed')
}
}
}
/** /**
* GET: /api/items/:id/download * GET: /api/items/:id/download
* Download library item. Zip file if multiple files. * Download library item. Zip file if multiple files.
@ -122,7 +132,7 @@ class LibraryItemController {
* @param {RequestWithUser} req * @param {RequestWithUser} req
* @param {Response} res * @param {Response} res
*/ */
download(req, res) { async download(req, res) {
if (!req.user.canDownload) { if (!req.user.canDownload) {
Logger.warn(`User "${req.user.username}" attempted to download without permission`) Logger.warn(`User "${req.user.username}" attempted to download without permission`)
return res.sendStatus(403) return res.sendStatus(403)
@ -130,21 +140,26 @@ class LibraryItemController {
const libraryItemPath = req.libraryItem.path const libraryItemPath = req.libraryItem.path
const itemTitle = req.libraryItem.media.metadata.title const itemTitle = req.libraryItem.media.metadata.title
// If library item is a single file in root dir then no need to zip
if (req.libraryItem.isFile) {
// Express does not set the correct mimetype for m4b files so use our defined mimetypes if available
const audioMimeType = getAudioMimeTypeFromExtname(Path.extname(libraryItemPath))
if (audioMimeType) {
res.setHeader('Content-Type', audioMimeType)
}
Logger.info(`[LibraryItemController] User "${req.user.username}" requested download for item "${itemTitle}" at "${libraryItemPath}"`)
res.download(libraryItemPath, req.libraryItem.relPath)
return
}
Logger.info(`[LibraryItemController] User "${req.user.username}" requested download for item "${itemTitle}" at "${libraryItemPath}"`) Logger.info(`[LibraryItemController] User "${req.user.username}" requested download for item "${itemTitle}" at "${libraryItemPath}"`)
const filename = `${itemTitle}.zip`
zipHelpers.zipDirectoryPipe(libraryItemPath, filename, res) try {
// If library item is a single file in root dir then no need to zip
if (req.libraryItem.isFile) {
// Express does not set the correct mimetype for m4b files so use our defined mimetypes if available
const audioMimeType = getAudioMimeTypeFromExtname(Path.extname(libraryItemPath))
if (audioMimeType) {
res.setHeader('Content-Type', audioMimeType)
}
await new Promise((resolve, reject) => res.download(libraryItemPath, req.libraryItem.relPath, (error) => (error ? reject(error) : resolve())))
} else {
const filename = `${itemTitle}.zip`
await zipHelpers.zipDirectoryPipe(libraryItemPath, filename, res)
}
Logger.info(`[LibraryItemController] Downloaded item "${itemTitle}" at "${libraryItemPath}"`)
} catch (error) {
Logger.error(`[LibraryItemController] Download failed for item "${itemTitle}" at "${libraryItemPath}"`, error)
this.#handleDownloadError(error, res)
}
} }
/** /**
@ -845,7 +860,13 @@ class LibraryItemController {
res.setHeader('Content-Type', audioMimeType) res.setHeader('Content-Type', audioMimeType)
} }
res.download(libraryFile.metadata.path, libraryFile.metadata.filename) try {
await new Promise((resolve, reject) => res.download(libraryFile.metadata.path, libraryFile.metadata.filename, (error) => (error ? reject(error) : resolve())))
Logger.info(`[LibraryItemController] Downloaded file "${libraryFile.metadata.path}"`)
} catch (error) {
Logger.error(`[LibraryItemController] Failed to download file "${libraryFile.metadata.path}"`, error)
this.#handleDownloadError(error, res)
}
} }
/** /**
@ -883,7 +904,13 @@ class LibraryItemController {
return res.status(204).header({ 'X-Accel-Redirect': encodedURI }).send() return res.status(204).header({ 'X-Accel-Redirect': encodedURI }).send()
} }
res.sendFile(ebookFilePath) try {
await new Promise((resolve, reject) => res.sendFile(ebookFilePath, (error) => (error ? reject(error) : resolve())))
Logger.info(`[LibraryItemController] Downloaded ebook file "${ebookFilePath}"`)
} catch (error) {
Logger.error(`[LibraryItemController] Failed to download ebook file "${ebookFilePath}"`, error)
this.#handleDownloadError(error, res)
}
} }
/** /**