78 lines
2.8 KiB
Python
78 lines
2.8 KiB
Python
import os
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import requests
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import tempfile
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import importlib.util
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from blender.version import BlenderVersion
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# "Wayland Protocols" has no "Library" in its name but is still a
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# build-critical dependency, so it's matched by name too.
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_EXTRA_PACKAGE_NAMES = {'wayland protocols'}
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class BlenderDependency:
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def __init__(self, blender: BlenderVersion):
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self._blender_version = blender
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self._url = rf'https://projects.blender.org/blender/blender/raw/tag/v{self._blender_version.tag_name()}/build_files/build_environment/install_linux_packages.py'
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self.module = self._get_source_file()
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self.packages = list()
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self._get_list()
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self.packages_complete = list()
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self._get_complete_list()
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def _get_source_file(self):
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"""Download the Blender dependency script and import it at runtime."""
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r = requests.get(self._url)
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with tempfile.NamedTemporaryFile(mode='wb', suffix='.py', delete=False) as t:
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t.write(r.content)
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path = t.name
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try:
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spec = importlib.util.spec_from_file_location('install_linux_packages', path)
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module = importlib.util.module_from_spec(spec)
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spec.loader.exec_module(module)
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return module
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finally:
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os.remove(path)
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def _get_list(self):
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"""Keep the mandatory 'library' packages (and Wayland Protocols) as Debian/Ubuntu apt names."""
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sources = self.module.BUILD_MANDATORY_SUBPACKAGES + self.module.DEPS_CRITICAL_SUBPACKAGES
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for package in self._flatten(sources):
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if 'library' not in package.name.lower() and package.name.lower() not in _EXTRA_PACKAGE_NAMES:
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continue
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name = package.distro_package_names.get(self.module.DISTRO_ID_DEBIAN)
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if isinstance(name, str):
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self.packages.append(name)
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def _get_complete_list(self):
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"""All packages required to build Blender (PACKAGES_BASICS_BUILD) as Debian/Ubuntu apt names."""
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for package in self._flatten(self.module.PACKAGES_BASICS_BUILD):
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name = package.distro_package_names.get(self.module.DISTRO_ID_DEBIAN)
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if isinstance(name, str):
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self.packages_complete.append(name)
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def _flatten(self, packages):
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"""Yield every leaf Package, descending into is_group sub_packages."""
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for package in packages:
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if package.is_group:
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yield from self._flatten(package.sub_packages)
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else:
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yield package
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def __str__(self):
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return ' '.join(self.packages)
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def complete_str(self):
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return ' '.join(self.packages_complete)
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if __name__ == "__main__":
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bld = BlenderVersion(version='5.0.0')
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dep = BlenderDependency(blender=bld)
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print('Show All packages:')
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print(dep.__str__()) |