138 lines
4.3 KiB
Python
Executable File
138 lines
4.3 KiB
Python
Executable File
#!/usr/bin/env python3
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"""
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Skill Packager - Creates a distributable .skill file of a skill folder
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Usage:
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python utils/package_skill.py <path/to/skill-folder> [output-directory]
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Example:
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python utils/package_skill.py skills/public/my-skill
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python utils/package_skill.py skills/public/my-skill ./dist
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"""
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import sys
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import zipfile
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import tempfile
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from pathlib import Path
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def safe_user_path(path_value, base_dir="."):
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"""Resolve a CLI path under the current workspace."""
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if base_dir != ".":
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raise ValueError("Custom base directories are not supported for CLI paths")
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base_path = Path.cwd().resolve()
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resolved_path = Path(path_value).expanduser().resolve()
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try:
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resolved_path.relative_to(base_path)
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except ValueError as exc:
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raise ValueError(f"Path escapes allowed directory: {path_value}") from exc
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return resolved_path
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from quick_validate import validate_skill
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def should_include(file_path: Path, skill_path: Path) -> bool:
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if file_path.is_symlink():
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return False
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try:
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file_path.resolve(strict=True).relative_to(skill_path.resolve(strict=True))
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except (OSError, ValueError):
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return False
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return file_path.is_file()
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def package_skill(skill_path, output_dir=None):
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"""
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Package a skill folder into a .skill file.
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Args:
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skill_path: Path to the skill folder
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output_dir: Optional output directory for the .skill file (defaults to current directory)
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Returns:
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Path to the created .skill file, or None if error
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"""
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skill_path = safe_user_path(skill_path).resolve()
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# Validate skill folder exists
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if not skill_path.exists():
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print(f"❌ Error: Skill folder not found: {skill_path}")
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return None
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if not skill_path.is_dir():
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print(f"❌ Error: Path is not a directory: {skill_path}")
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return None
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# Validate SKILL.md exists
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skill_md = skill_path / "SKILL.md"
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if not skill_md.exists():
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print(f"❌ Error: SKILL.md not found in {skill_path}")
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return None
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# Run validation before packaging
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print("🔍 Validating skill...")
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valid, message = validate_skill(skill_path)
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if not valid:
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print(f"❌ Validation failed: {message}")
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print(" Please fix the validation errors before packaging.")
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return None
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print(f"✅ {message}\n")
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# Determine output location
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skill_name = skill_path.name
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if output_dir:
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output_path = safe_user_path(output_dir).resolve()
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output_path.mkdir(parents=True, exist_ok=True)
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else:
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output_path = Path.cwd()
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skill_filename = output_path / f"{skill_name}.skill"
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# Create the .skill file (zip format)
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try:
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with tempfile.TemporaryDirectory() as temp_dir:
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temp_zip_path = Path(temp_dir) / "skill.zip"
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with zipfile.ZipFile(temp_zip_path, 'w', zipfile.ZIP_DEFLATED) as zipf:
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# Walk through the skill directory
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for file_path in skill_path.rglob('*'):
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if should_include(file_path, skill_path):
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# Calculate the relative path within the zip
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arcname = file_path.relative_to(skill_path.parent)
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zipf.write(file_path, arcname)
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print(f" Added: {arcname}")
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skill_filename.write_bytes(temp_zip_path.read_bytes())
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print(f"\n✅ Successfully packaged skill to: {skill_filename}")
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return skill_filename
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except Exception as e:
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print(f"❌ Error creating .skill file: {e}")
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return None
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def main():
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if len(sys.argv) < 2:
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print("Usage: python utils/package_skill.py <path/to/skill-folder> [output-directory]")
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print("\nExample:")
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print(" python utils/package_skill.py skills/public/my-skill")
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print(" python utils/package_skill.py skills/public/my-skill ./dist")
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sys.exit(1)
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skill_path = safe_user_path(sys.argv[1])
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output_dir = safe_user_path(sys.argv[2]) if len(sys.argv) > 2 else None
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print(f"📦 Packaging skill: {skill_path}")
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if output_dir:
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print(f" Output directory: {output_dir}")
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print()
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result = package_skill(skill_path, output_dir)
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if result:
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sys.exit(0)
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else:
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sys.exit(1)
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if __name__ == "__main__":
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main()
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