47 lines
931 B
Go
47 lines
931 B
Go
package utils
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import (
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"bufio"
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"os"
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)
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// ReceiveFile Permet de récupérer un fichier sur un reader
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func ReceiveFile(path string, fileSize int, reader *bufio.Reader) bool {
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file, fileErr := os.Create(path)
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if fileErr != nil {
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return false
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}
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defer file.Close()
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// Params
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buffer := make([]byte, 1024)
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currentSize := 0
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b, done := copyFile(currentSize, fileSize, reader, buffer, file)
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if done {
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return b
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}
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return true
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}
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func copyFile(currentSize int, fileSize int, reader *bufio.Reader, buffer []byte, file *os.File) (bool, bool) {
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// Retrieving file
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for currentSize < fileSize {
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length, err := reader.Read(buffer)
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if err != nil {
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return false, true
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}
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_, err = file.WriteAt(buffer, int64(currentSize))
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if err != nil {
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return false, true
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}
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currentSize += length
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check := fileSize - currentSize
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if 1024 > check && check > 0 {
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buffer = make([]byte, check)
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}
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}
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return false, false
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}
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