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96 lines
3.5 KiB
CoffeeScript
96 lines
3.5 KiB
CoffeeScript
settings = require("settings-sharelatex")
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PersistorManager = require("./PersistorManager")
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LocalFileWriter = require("./LocalFileWriter")
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logger = require("logger-sharelatex")
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FileConverter = require("./FileConverter")
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KeyBuilder = require("./KeyBuilder")
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async = require("async")
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ImageOptimiser = require("./ImageOptimiser")
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module.exports =
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insertFile: (bucket, key, stream, callback)->
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convertedKey = KeyBuilder.getConvertedFolderKey key
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PersistorManager.deleteDirectory bucket, convertedKey, (error) ->
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return callback(error) if error?
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PersistorManager.sendStream bucket, key, stream, callback
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deleteFile: (bucket, key, callback)->
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convertedKey = KeyBuilder.getConvertedFolderKey key
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async.parallel [
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(done)-> PersistorManager.deleteFile bucket, key, done
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(done)-> PersistorManager.deleteDirectory bucket, convertedKey, done
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], callback
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getFile: (bucket, key, opts = {}, callback)->
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logger.log bucket:bucket, key:key, opts:opts, "getting file"
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if !opts.format? and !opts.style?
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@_getStandardFile bucket, key, opts, callback
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else
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@_getConvertedFile bucket, key, opts, callback
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_getStandardFile: (bucket, key, opts, callback)->
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PersistorManager.getFileStream bucket, key, opts, (err, fileStream)->
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if err?
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logger.err bucket:bucket, key:key, opts:opts, "error getting fileStream"
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callback err, fileStream
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_getConvertedFile: (bucket, key, opts, callback)->
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convertedKey = KeyBuilder.addCachingToKey key, opts
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PersistorManager.checkIfFileExists bucket, convertedKey, (err, exists)=>
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if err?
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return callback err
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if exists
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PersistorManager.getFileStream bucket, convertedKey, opts, callback
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else
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@_getConvertedFileAndCache bucket, key, convertedKey, opts, callback
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_getConvertedFileAndCache: (bucket, key, convertedKey, opts, callback)->
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convertedFsPath = ""
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async.series [
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(cb) =>
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@_convertFile bucket, key, opts, (err, fileSystemPath) ->
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convertedFsPath = fileSystemPath
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cb err
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(cb)->
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ImageOptimiser.compressPng convertedFsPath, cb
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(cb)->
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PersistorManager.sendFile bucket, convertedKey, convertedFsPath, cb
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], (err)->
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if err?
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return callback(err)
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PersistorManager.getFileStream bucket, convertedKey, opts, callback
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_convertFile: (bucket, originalKey, opts, callback)->
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@_writeS3FileToDisk bucket, originalKey, opts, (err, originalFsPath)->
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if err?
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return callback(err)
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done = (err, destPath)->
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if err?
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logger.err err:err, bucket:bucket, originalKey:originalKey, opts:opts, "error converting file"
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return callback(err)
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LocalFileWriter.deleteFile originalFsPath, ->
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callback(err, destPath)
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if opts.format?
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FileConverter.convert originalFsPath, opts.format, done
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else if opts.style == "thumbnail"
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FileConverter.thumbnail originalFsPath, done
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else if opts.style == "preview"
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FileConverter.preview originalFsPath, done
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else
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return callback(new Error("should have specified opts to convert file with #{JSON.stringify(opts)}"))
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_writeS3FileToDisk: (bucket, key, opts, callback)->
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PersistorManager.getFileStream bucket, key, opts, (err, fileStream)->
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if err?
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return callback(err)
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LocalFileWriter.writeStream fileStream, key, callback
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getDirectorySize: (bucket, project_id, callback)->
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logger.log bucket:bucket, project_id:project_id, "getting project size"
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PersistorManager.directorySize bucket, project_id, (err, size)->
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if err?
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logger.err bucket:bucket, project_id:project_id, "error getting size"
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callback err, size
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