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Support Formation Rapports Power BI
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Récupérer le contenu d'un fichier Zip

Créer une requête vide
Accueil > Éditeur avancé
Supprimer le code déjà présent et coller le code suivant :

(ZIPFile) =>
let
Header = BinaryFormat.Record([
MiscHeader = BinaryFormat.Binary(14),
BinarySize = BinaryFormat.ByteOrder(BinaryFormat.UnsignedInteger32, ByteOrder.LittleEndian),
FileSize = BinaryFormat.ByteOrder(BinaryFormat.UnsignedInteger32, ByteOrder.LittleEndian),
FileNameLen= BinaryFormat.ByteOrder(BinaryFormat.UnsignedInteger16, ByteOrder.LittleEndian),
ExtrasLen = BinaryFormat.ByteOrder(BinaryFormat.UnsignedInteger16, ByteOrder.LittleEndian)
]),
HeaderChoice = BinaryFormat.Choice(
BinaryFormat.ByteOrder(BinaryFormat.UnsignedInteger32, ByteOrder.LittleEndian),
each if _ <> 67324752 // not the IsValid number? then return a dummy formatter
then BinaryFormat.Record([IsValid = false, Filename=null, Content=null])
else BinaryFormat.Choice(
BinaryFormat.Binary(26), // Header payload - 14+4+4+2+2
each BinaryFormat.Record([
IsValid = true,
Filename = BinaryFormat.Text(Header(_)[FileNameLen]),
Extras = BinaryFormat.Text(Header(_)[ExtrasLen]),
Content = BinaryFormat.Transform(
BinaryFormat.Binary(Header(_)[BinarySize]),
(x) => try Binary.Buffer(Binary.Decompress(x, Compression.Deflate)) otherwise null
)
]),
type binary // enable streaming
)
),
ZipFormat = BinaryFormat.List(HeaderChoice, each _[IsValid] = true),
Entries = List.Transform(
List.RemoveLastN( ZipFormat(ZIPFile), 1),
(e) => [FileName = e[Filename], Content = e[Content] ]
)
in
Table.FromRecords(Entries)

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