(Chilkat2-Python) ChartURL - Create a Signed URL

Demonstrates how to create a signed URL for ChartURL.

Chilkat2 Python Downloads install with pip pip3 install chilkat2 or download... Python Module for Windows, Linux, Alpine Linux, MacOS, Solaris

import chilkat2

# This example assumes the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code.

crypt = chilkat2.Crypt2()

# Example key: "dek-d7a46236eda961a6c3c18ffcc6b077ba87d27e9ae85f7842c6d427c265dd5f69d5131308d93332353d4a55a4b1160fcf516515a4a9f0aa50fbf2d7a2e7d0f1c5"
key = "charturl-sign-encrypt-key"
# Example token: "dt-RwYN"
token = "charturl-token"

slug = "weekly-activity"
data = "{ \"options\": {\"data\": {\"columns\": [[\"This Week\",10,13],[\"Last Week\",9,5]]}}}"

crypt.HashAlgorithm = "SHA256"
crypt.MacAlgorithm = "HMAC"
crypt.SetMacKeyString(key)
crypt.EncodingMode = "base64"

json = chilkat2.JsonObject()
json.Load(data)
print("json = " + json.Emit())

sig = crypt.MacStringENC(json.Emit())

sbUrl = chilkat2.StringBuilder()
sbUrl.Append("https://charturl.com/i/")
sbUrl.Append(token)
sbUrl.Append("/")
sbUrl.Append(slug)
sbUrl.Append("?d=")
sbUrl.Append(crypt.EncodeString(json.Emit(),"utf-8","url"))
sbUrl.Append("&s=")
sbUrl.Append(crypt.EncodeString(sig,"utf-8","url"))

print("Signed URL: " + sbUrl.GetAsString())