import collections import dataclasses import functools import json import pathlib import subprocess import yaml class DataclassEncoder(json.JSONEncoder): def default(self, it): if dataclasses.is_dataclass(it): return dataclasses.asdict(it) return super().default(it) @dataclasses.dataclass class Project: name: str description: str | None project_path: str repo_path: str | None def __hash__(self) -> int: return hash(self.name) @classmethod def from_yaml(cls, path: pathlib.Path): data = yaml.safe_load(path.open()) return cls( name=data["identifier"], description=data["description"], project_path=data["projectpath"], repo_path=data["repopath"] ) def get_git_commit(path: pathlib.Path): return subprocess.check_output(["git", "-C", path, "rev-parse", "--short", "HEAD"]).decode().strip() def validate_unique(projects: list[Project], attr: str): seen = set() for item in projects: attr_value = getattr(item, attr) if attr_value in seen: raise Exception(f"Duplicate {attr}: {attr_value}") seen.add(attr_value) THIRD_PARTY = { "third-party/appstream": "appstream-qt", "third-party/cmark": "cmark", "third-party/gpgme": "gpgme", "third-party/kdsoap": "kdsoap", "third-party/libaccounts-qt": "accounts-qt", "third-party/libgpg-error": "libgpg-error", "third-party/libquotient": "libquotient", "third-party/packagekit-qt": "packagekit-qt", "third-party/poppler": "poppler", "third-party/qcoro": "qcoro", "third-party/qmltermwidget": "qmltermwidget", "third-party/qtkeychain": "qtkeychain", "third-party/signond": "signond", "third-party/taglib": "taglib", "third-party/wayland-protocols": "wayland-protocols", "third-party/wayland": "wayland", "third-party/zxing-cpp": "zxing-cpp", } IGNORE = { "kdesupport/phonon-directshow", "kdesupport/phonon-mmf", "kdesupport/phonon-mplayer", "kdesupport/phonon-quicktime", "kdesupport/phonon-waveout", "kdesupport/phonon-xine" } WARNED = set() @dataclasses.dataclass class KDERepoMetadata: version: str projects: list[Project] dep_graph: dict[Project, set[Project]] @functools.cached_property def projects_by_name(self): return {p.name: p for p in self.projects} @functools.cached_property def projects_by_path(self): return {p.project_path: p for p in self.projects} def try_lookup_package(self, path): if path in IGNORE: return None project = self.projects_by_path.get(path) if project is None and path not in WARNED: WARNED.add(path) print(f"Warning: unknown project {path}") return project @classmethod def from_repo_metadata_checkout(cls, repo_metadata: pathlib.Path): projects = [ Project.from_yaml(metadata_file) for metadata_file in repo_metadata.glob("projects-invent/**/metadata.yaml") ] + [ Project(id, None, project_path, None) for project_path, id in THIRD_PARTY.items() ] validate_unique(projects, "name") validate_unique(projects, "project_path") self = cls( version=get_git_commit(repo_metadata), projects=projects, dep_graph={}, ) dep_specs = ["dependency-data-stable-kf6-qt6"] dep_graph = collections.defaultdict(set) for spec in dep_specs: spec_path = repo_metadata / "dependencies" / spec for line in spec_path.open(): line = line.strip() if line.startswith("#"): continue if not line: continue dependent, dependency = line.split(": ") dependent = self.try_lookup_package(dependent) if dependent is None: continue dependency = self.try_lookup_package(dependency) if dependency is None: continue dep_graph[dependent].add(dependency) self.dep_graph = dep_graph return self def write_json(self, root: pathlib.Path): root.mkdir(parents=True, exist_ok=True) with (root / "projects.json").open("w") as fd: json.dump(self.projects_by_name, fd, cls=DataclassEncoder, sort_keys=True, indent=2) with (root / "dependencies.json").open("w") as fd: deps = {k.name: sorted(dep.name for dep in v) for k, v in self.dep_graph.items()} json.dump({"version": self.version, "dependencies": deps}, fd, cls=DataclassEncoder, sort_keys=True, indent=2) @classmethod def from_json(cls, root: pathlib.Path): projects = [ Project(**v) for v in json.load((root / "projects.json").open()).values() ] deps = json.load((root / "dependencies.json").open()) self = cls( version=deps["version"], projects=projects, dep_graph={}, ) dep_graph = collections.defaultdict(set) for dependent, dependencies in deps["dependencies"].items(): for dependency in dependencies: dep_graph[self.projects_by_name[dependent]].add(self.projects_by_name[dependency]) self.dep_graph = dep_graph return self