CkPython

Download a Zip from a URL and OpenBd. (No .zip file is created)

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Demonstrates how to download a .zip from a URL, opens the Zip, and gets the contents of a file. No file is ever written. CkPython

import sys
import chilkat

success = False

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

http = chilkat.CkHttp()

bd = chilkat.CkBinData()

# This URL is valid and can be tested...
success = http.QuickGetBd("https://chilkatdownload.com/example_data/hamlet.zip",bd)
if (http.get_LastMethodSuccess() == False):
    print(http.lastErrorText())
    sys.exit()

zip = chilkat.CkZip()

# Open the zip from the bytes contained in bd.
success = zip.OpenBd(bd)
if (success == False):
    print(zip.lastErrorText())
    sys.exit()

# Get the entry for the file we want..
entry = chilkat.CkZipEntry()
success = zip.EntryOf("hamlet.xml",entry)
if (success == False):
    print(zip.lastErrorText())
    sys.exit()

# Convert all line endings to CRLF (if needed)
lineEndingBehavior = 2
xmlStr = entry.unzipToString(lineEndingBehavior,"utf-8")
if (entry.get_LastMethodSuccess() == False):
    print(entry.lastErrorText())
    sys.exit()

# The XML in this case is about 274K, so let's just examine the last 20 lines...
sb = chilkat.CkStringBuilder()
sb.Append(xmlStr)

print(sb.lastNLines(20,True))