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(PowerShell) ITIDA Canonicalize JSON and Compute SHA256 HashSee more Egypt ITIDA ExamplesDemonstrates creating the canonical (ITIDA) version of a JSON document, and then computes the SHA256 hash of the canonicalized JSON. For more information, see https://sdk.invoicing.eta.gov.eg/signature-creation/
Add-Type -Path "C:\chilkat\ChilkatDotNet47-9.5.0-x64\ChilkatDotNet47.dll" # This example assumes the Chilkat API to have been previously unlocked. # See Global Unlock Sample for sample code. # Load the JSON containing the document to be signed. # The JSON file should look like this: # NOTE: The JSON should NOT begin with "{ "documents" : [ ..." # { # "issuer":{ # "address":{ # "branchID":"0", # "country":"EG", # "regionCity":"Cairo", # "postalCode":"", # "buildingNumber":"0", # "street":"123rd Street", # "governate":"GOVERNATE" # }, # "type":"B", # "id":"209999899", # "name":"Xyz SAE" # }, # ... # ... $sb = New-Object Chilkat.StringBuilder $success = $sb.LoadFile("my_invoice.json","utf-8") if ($success -eq $false) { $("Failed to load input file.") exit } # Convert the contents of sb to the ITIDA canonical form. # Always pass utf-8 for the 2nd arg. $sb.Encode("itida","utf-8") # Examine the canonicalized JSON $($sb.GetAsString()) # Compute the SHA256 hash and show the SHA256 in hex format $("SHA256 hash: " + $sb.GetHash("sha256","hex","utf-8")) |
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