This repository has been archived on 2023-02-07. You can view files and clone it, but cannot push or open issues or pull requests.
Files
blender-package-manager-addon/package_manager/subproc.py
2017-08-20 01:20:23 -07:00

81 lines
2.7 KiB
Python

"""
All the stuff that needs to run in a subprocess.
"""
from pathlib import Path
from . import bpkg
from . import messages
from .bpkg import exceptions as bpkg_exs
from .bpkg.types import (Package, Repository)
import logging
def download_and_install_package(pipe_to_blender, package: Package, install_path: Path):
"""Downloads and installs the given package."""
log = logging.getLogger(__name__ + '.download_and_install')
from . import cache
cache_dir = cache.cache_directory('downloads')
try:
package.install(install_path, cache_dir)
except bpkg_exs.DownloadException as err:
pipe_to_blender.send(messages.DownloadError(err))
log.exception(err)
except bpkg_exs.InstallException as err:
pipe_to_blender.send(messages.InstallError(err))
log.exception(err)
pipe_to_blender.send(messages.Success())
def uninstall_package(pipe_to_blender, package: Package, install_path: Path):
"""Deletes the given package's files from the install directory"""
#TODO: move package to cache and present an "undo" button to user, to give nicer UX on misclicks
for pkgfile in [install_path / Path(p) for p in package.files]:
if not pkgfile.exists():
pipe_to_blender.send(messages.UninstallError("Could not find file owned by package: '%s'. Refusing to uninstall." % pkgfile))
return None
for pkgfile in [install_path / Path(p) for p in package.files]:
bpkg.utils.rm(pkgfile)
pipe_to_blender.send(messages.Success())
def refresh_repositories(pipe_to_blender, repo_storage_path: Path, repository_urls: str, progress_callback=None):
"""Downloads and stores the given repository"""
log = logging.getLogger(__name__ + '.refresh_repository')
if progress_callback is None:
progress_callback = lambda x: None
progress_callback(0.0)
repos = bpkg.load_repositories(repo_storage_path)
def prog(progress: float):
progress_callback(progress/len(repos))
known_repo_urls = [repo.url for repo in repos]
for repo_url in repository_urls:
if repo_url not in known_repo_urls:
repos.append(Repository(repo_url))
for repo in repos:
log.debug("repo name: %s, url: %s", repo.name, repo.url)
for repo in repos:
try:
repo.refresh(repo_storage_path, progress_callback=prog)
except bpkg_exs.DownloadException as err:
pipe_to_blender.send(messages.DownloadError(err))
log.exception("Download error")
except bpkg_exs.BadRepositoryException as err:
pipe_to_blender.send(messages.BadRepositoryError(err))
log.exception("Bad repository")
progress_callback(1.0)
pipe_to_blender.send(messages.Success())