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https://github.com/spalencsar/bearhub.git
synced 2026-07-06 22:54:16 +02:00
[arch] refactoring: removing unused methods from the 'pacman' module
This commit is contained in:
Vinicius Moreira
@@ -55,10 +55,6 @@ def get_repositories(pkgs: Iterable[str]) -> dict:
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return repositories
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def is_available_in_repositories(pkg_name: str) -> bool:
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return bool(run_cmd('pacman -Ss ' + pkg_name))
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def get_info(pkg_name, remote: bool = False) -> str:
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return run_cmd('pacman -{}i {}'.format('Q' if not remote else 'S', pkg_name), print_error=False)
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@@ -397,32 +393,6 @@ def list_repository_updates() -> Dict[str, str]:
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return res
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def map_sorting_data(pkgnames: List[str]) -> Dict[str, dict]:
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allinfo = new_subprocess(['pacman', '-Qi', *pkgnames]).stdout
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pkgs, current_pkg = {}, {}
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mapped_attrs = 0
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for out in new_subprocess(["grep", "-Po", "(Name|Provides|Depends On)\s*:\s*\K(.+)"], stdin=allinfo).stdout:
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if out:
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line = out.decode().strip()
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if line:
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if mapped_attrs == 0:
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current_pkg['name'] = line
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elif mapped_attrs == 1:
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provides = set() if line == 'None' else set(line.split(' '))
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provides.add(current_pkg['name'])
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current_pkg['provides'] = provides
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elif mapped_attrs == 2:
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current_pkg['depends'] = line.split(':')[1].strip()
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pkgs[current_pkg['name']] = current_pkg
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del current_pkg['name']
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mapped_attrs = 0
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current_pkg = {}
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return pkgs
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def get_build_date(pkgname: str) -> str:
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output = run_cmd('pacman -Qi {}'.format(pkgname))
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@@ -801,67 +771,6 @@ def map_optional_deps(names: Iterable[str], remote: bool, not_installed: bool =
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return res
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def map_all_deps(names: Iterable[str], only_installed: bool = False) -> Dict[str, Set[str]]:
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output = run_cmd('pacman -Qi {}'.format(' '.join(names)))
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if output:
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res = {}
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deps_fields = {'Depends On', 'Optional Deps'}
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latest_name, deps, latest_field = None, None, None
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for l in output.split('\n'):
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if l:
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if l[0] != ' ':
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line = l.strip()
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field_sep_idx = line.index(':')
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field = line[0:field_sep_idx].strip()
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if field == 'Name':
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latest_field = field
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val = line[field_sep_idx + 1:].strip()
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latest_name = val
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deps = None
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elif field in deps_fields:
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latest_field = field
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val = line[field_sep_idx + 1:].strip()
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opt_deps = latest_field == 'Optional Deps'
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if deps is None:
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deps = set()
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if val != 'None':
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if ':' in val:
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dep_info = val.split(':')
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desc = dep_info[1].strip()
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if desc and opt_deps and only_installed and '[installed]' not in desc:
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continue
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deps.add(dep_info[0].strip())
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else:
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deps.update({dep.strip() for dep in val.split(' ') if dep})
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elif latest_name and deps is not None:
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res[latest_name] = deps
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latest_name, deps, latest_field = None, None, None
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elif latest_name and deps is not None:
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opt_deps = latest_field == 'Optional Deps'
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if ':' in l:
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dep_info = l.split(':')
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desc = dep_info[1].strip()
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if desc and opt_deps and only_installed and '[installed]' not in desc:
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continue
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deps.add(dep_info[0].strip())
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else:
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deps.update({dep.strip() for dep in l.split(' ') if dep})
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return res
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def map_required_dependencies(*names: str) -> Dict[str, Set[str]]:
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output = run_cmd('pacman -Qi {}'.format(' '.join(names) if names else ''))
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@@ -1035,114 +944,6 @@ def map_replaces(names: Iterable[str], remote: bool = False) -> Dict[str, Set[st
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return res
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def _list_unnecessary_deps(pkgs: Iterable[str], already_checked: Set[str], all_provided: Dict[str, Set[str]], recursive: bool = False) -> Set[str]:
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output = run_cmd('pacman -Qi {}'.format(' '.join(pkgs)))
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if output:
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res = set()
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deps_field = False
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for l in output.split('\n'):
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if l:
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if l[0] != ' ':
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line = l.strip()
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field_sep_idx = line.index(':')
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field = line[0:field_sep_idx].strip()
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if field == 'Depends On':
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deps_field = True
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val = line[field_sep_idx + 1:].strip()
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if val != 'None':
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if ':' in val:
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dep_info = val.split(':')
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real_deps = all_provided.get(dep_info[0].strip())
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if real_deps:
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res.update(real_deps)
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else:
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for dep in val.split(' '):
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if dep:
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real_deps = all_provided.get(dep.strip())
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if real_deps:
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res.update(real_deps)
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elif deps_field:
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latest_field = False
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elif deps_field:
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if ':' in l:
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dep_info = l.split(':')
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real_deps = all_provided.get(dep_info[0].strip())
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if real_deps:
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res.update(real_deps)
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else:
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for dep in l.split(' '):
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if dep:
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real_deps = all_provided.get(dep.strip())
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if real_deps:
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res.update(real_deps)
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if res:
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res = {dep for dep in res if dep not in already_checked}
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already_checked.update(res)
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if recursive and res:
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subdeps = _list_unnecessary_deps(res, already_checked, all_provided)
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if subdeps:
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res.update(subdeps)
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return res
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def list_unnecessary_deps(pkgs: Iterable[str], all_provided: Dict[str, Set[str]] = None) -> Set[str]:
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all_checked = set(pkgs)
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all_deps = _list_unnecessary_deps(pkgs, all_checked, map_provided(remote=False) if not all_provided else all_provided, recursive=True)
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unnecessary = set(pkgs)
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if all_deps:
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requirements_map = map_required_by(all_deps)
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to_clean = set()
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for dep, required_by in requirements_map.items():
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if not required_by or not required_by.difference(unnecessary):
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unnecessary.add(dep)
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to_clean.add(dep)
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elif required_by.difference(all_checked): # checking if there are requirements outside the context
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to_clean.add(dep)
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if to_clean:
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for dep in to_clean:
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del requirements_map[dep]
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if requirements_map:
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while True:
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to_clean = set()
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for dep, required_by in requirements_map.items():
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if not required_by.difference(unnecessary):
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unnecessary.add(dep)
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to_clean.add(dep)
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if to_clean:
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for dep in to_clean:
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del requirements_map[dep]
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else:
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break
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if requirements_map: # if it reaches this points it is possible to exist mutual dependent packages
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for dep, required_by in requirements_map.items():
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if not required_by.difference({*requirements_map.keys(), *unnecessary}):
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unnecessary.add(dep)
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return unnecessary.difference(pkgs)
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def list_installed_names() -> Set[str]:
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output = run_cmd('pacman -Qq', print_error=False)
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return {name.strip() for name in output.split('\n') if name} if output else set()
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