geutebruck/read_chm_direct.py

#!/usr/bin/env python3
"""Read CHM file directly using Windows API"""
import subprocess
import sys

def read_chm_with_keyhh(chm_path):
    """Try to read CHM table of contents using keyhh.exe"""
    try:
        # Try using keyhh.exe to dump CHM info
        result = subprocess.run(
            ['keyhh.exe', '-#klink', 'contents', chm_path],
            capture_output=True,
            text=True,
            timeout=10
        )
        return result.stdout
    except Exception as e:
        return f"Error: {e}"

def extract_with_expand(chm_path, output_dir):
    """Try using expand.exe"""
    try:
        result = subprocess.run(
            ['expand.exe', chm_path, '-F:*', output_dir],
            capture_output=True,
            text=True,
            timeout=30
        )
        return result.stdout + "\n" + result.stderr
    except Exception as e:
        return f"Error: {e}"

if __name__ == "__main__":
    chm_file = r"C:\GEVISOFT\Documentation\GeViSoft .NET SDK API Documentation.chm"
    output_dir = r"C:\DEV\COPILOT\SOURCES\GeViSoft_NET_SDK_API"

    print(f"Attempting to extract: {chm_file}")
    print(f"Output directory: {output_dir}\n")

    print("=== Trying expand.exe ===")
    result = extract_with_expand(chm_file, output_dir)
    print(result)

    print("\n=== Trying keyhh.exe ===")
    result = read_chm_with_keyhh(chm_file)
    print(result)

    # Check if any files were created
    import os
    if os.path.exists(output_dir):
        file_count = sum([len(files) for r, d, files in os.walk(output_dir)])
        print(f"\nFiles in output directory: {file_count}")
    else:
        print("\nOutput directory doesn't exist")