(Tcl) List Files/Directories in Zip by Index

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Note: This example requires Chilkat v11.0.0 or greater.

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load ./chilkat.dll

set success 0

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

set zip [new_CkZip]

set success [CkZip_OpenZip $zip "qa_data/zips/sample.zip"]
if {$success == 0} then {
    puts [CkZip_lastErrorText $zip]
    delete_CkZip $zip
    exit
}

set numEntries [CkZip_get_NumEntries $zip]

set entry [new_CkZipEntry]

set i 0
while {$i < $numEntries} {
    CkZip_EntryAt $zip $i $entry
    # Note: In the ZIP file format, it is not required for a ZIP file to contain explicit directory entries. 
    # However, explicit directory entries can be included for convenience and compatibility with certain ZIP file processing tools and software.
    # An explicit directory entry in a ZIP file is an entry that specifically represents a directory, rather than a file. 
    # It usually has a directory name with a trailing slash (/) and zero-length content.
    if {CkZipEntry_get_IsDirectory $entry} then {
        puts "$i: [CkZipEntry_fileName $entry] (directory)"
    }     else {
        puts "$i: [CkZipEntry_fileName $entry]"
    }

    set i [expr $i + 1]
}

# Sample output:

# 0: aaa/ (directory)
# 1: aaa/pigs.json
# 2: bbb/ (directory)
# 3: bbb/base64Cert.txt
# 4: bbb/sub1/ (directory)
# 5: bbb/sub1/brasil_cert.pem
# 6: bbb/sub2/ (directory)
# 7: bbb/sub2/penguins.gif
# 8: bbb/sub2/starfish.jpg
# 9: hamlet.xml
# 10: hello.pdf

CkZip_CloseZip $zip

delete_CkZip $zip
delete_CkZipEntry $entry