mirror of
https://github.com/overleaf/overleaf.git
synced 2024-10-31 21:21:03 -04:00
98 lines
3.8 KiB
CoffeeScript
98 lines
3.8 KiB
CoffeeScript
logger = require("logger-sharelatex")
|
|
fs = require("fs")
|
|
request = require("request")
|
|
settings = require("settings-sharelatex")
|
|
|
|
oneMinInMs = 60 * 1000
|
|
fiveMinsInMs = oneMinInMs * 5
|
|
|
|
module.exports = FileStoreHandler =
|
|
|
|
uploadFileFromDisk: (project_id, file_id, fsPath, callback)->
|
|
fs.lstat fsPath, (err, stat)->
|
|
if err?
|
|
logger.err err:err, project_id:project_id, file_id:file_id, fsPath:fsPath, "error stating file"
|
|
callback(err)
|
|
if !stat?
|
|
logger.err project_id:project_id, file_id:file_id, fsPath:fsPath, "stat is not available, can not check file from disk"
|
|
return callback(new Error("error getting stat, not available"))
|
|
if !stat.isFile()
|
|
logger.log project_id:project_id, file_id:file_id, fsPath:fsPath, "tried to upload symlink, not contining"
|
|
return callback(new Error("can not upload symlink"))
|
|
|
|
_cb = callback
|
|
callback = (err, url) ->
|
|
callback = -> # avoid double callbacks
|
|
_cb(err, url)
|
|
|
|
logger.log project_id:project_id, file_id:file_id, fsPath:fsPath, "uploading file from disk"
|
|
readStream = fs.createReadStream(fsPath)
|
|
readStream.on "error", (err)->
|
|
logger.err err:err, project_id:project_id, file_id:file_id, fsPath:fsPath, "something went wrong on the read stream of uploadFileFromDisk"
|
|
callback err
|
|
readStream.on "open", () ->
|
|
url = FileStoreHandler._buildUrl(project_id, file_id)
|
|
opts =
|
|
method: "post"
|
|
uri: url
|
|
timeout:fiveMinsInMs
|
|
writeStream = request(opts)
|
|
writeStream.on "error", (err)->
|
|
logger.err err:err, project_id:project_id, file_id:file_id, fsPath:fsPath, "something went wrong on the write stream of uploadFileFromDisk"
|
|
callback err
|
|
writeStream.on 'response', (response) ->
|
|
if response.statusCode not in [200, 201]
|
|
err = new Error("non-ok response from filestore for upload: #{response.statusCode}")
|
|
logger.err {err, statusCode: response.statusCode}, "error uploading to filestore"
|
|
callback(err)
|
|
else
|
|
callback(null, url)
|
|
readStream.pipe writeStream
|
|
|
|
getFileStream: (project_id, file_id, query, callback)->
|
|
logger.log project_id:project_id, file_id:file_id, query:query, "getting file stream from file store"
|
|
queryString = ""
|
|
if query? and query["format"]?
|
|
queryString = "?format=#{query['format']}"
|
|
opts =
|
|
method : "get"
|
|
uri: "#{@_buildUrl(project_id, file_id)}#{queryString}"
|
|
timeout:fiveMinsInMs
|
|
headers: {}
|
|
if query? and query['range']?
|
|
rangeText = query['range']
|
|
if rangeText && rangeText.match? && rangeText.match(/\d+-\d+/)
|
|
opts.headers['range'] = "bytes=#{query['range']}"
|
|
readStream = request(opts)
|
|
readStream.on "error", (err) ->
|
|
logger.err {err, project_id, file_id, query}, "error in file stream"
|
|
callback(null, readStream)
|
|
|
|
deleteFile: (project_id, file_id, callback)->
|
|
logger.log project_id:project_id, file_id:file_id, "telling file store to delete file"
|
|
opts =
|
|
method : "delete"
|
|
uri: @_buildUrl(project_id, file_id)
|
|
timeout:fiveMinsInMs
|
|
request opts, (err, response)->
|
|
if err?
|
|
logger.err err:err, project_id:project_id, file_id:file_id, "something went wrong deleting file from filestore"
|
|
callback(err)
|
|
|
|
copyFile: (oldProject_id, oldFile_id, newProject_id, newFile_id, callback)->
|
|
logger.log oldProject_id:oldProject_id, oldFile_id:oldFile_id, newProject_id:newProject_id, newFile_id:newFile_id, "telling filestore to copy a file"
|
|
opts =
|
|
method : "put"
|
|
json:
|
|
source:
|
|
project_id:oldProject_id
|
|
file_id:oldFile_id
|
|
uri: @_buildUrl(newProject_id, newFile_id)
|
|
timeout:fiveMinsInMs
|
|
request opts, (err)->
|
|
if err?
|
|
logger.err err:err, oldProject_id:oldProject_id, oldFile_id:oldFile_id, newProject_id:newProject_id, newFile_id:newFile_id, "something went wrong telling filestore api to copy file"
|
|
callback(err)
|
|
|
|
_buildUrl: (project_id, file_id)->
|
|
return "#{settings.apis.filestore.url}/project/#{project_id}/file/#{file_id}"
|