Add a request 'decryption' example

examples/decrypt-request.py

@@ -0,0 +1,21 @@
+from edupage_api.compression import RequestData
+import zlib
+from urllib.parse import unquote
+import sys
+
+if len(sys.argv) != 2:
+    print("Usage: python decrypt-request.py \"<request body>\"")
+    sys.exit(1)
+
+pairs = sys.argv[1].split("&")
+
+request_data = {}
+for pair in pairs:
+    key, value = pair.split("=")
+    request_data[unquote(key)] = unquote(value)
+
+s = request_data["eqap"]
+compressed = RequestData.chromium_base64_decode(s[3:])
+
+decompressed = zlib.decompress(bytes([ord(ch) for ch in compressed]), wbits=-15)
+print(unquote(decompressed.decode()))