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e525770332
Because the _updateLocalPackages function guarantees it to be a list now, not None any more. Contributes to issue CURA-8587.
93 lines
4.3 KiB
Python
93 lines
4.3 KiB
Python
# Copyright (c) 2018 Ultimaker B.V.
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# Cura is released under the terms of the LGPLv3 or higher.
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from typing import Any, cast, Dict, List, Tuple, TYPE_CHECKING, Optional, Generator
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from cura.CuraApplication import CuraApplication #To find some resource types.
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from cura.Settings.GlobalStack import GlobalStack
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from UM.PackageManager import PackageManager #The class we're extending.
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from UM.Resources import Resources #To find storage paths for some resource types.
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from UM.i18n import i18nCatalog
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catalog = i18nCatalog("cura")
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if TYPE_CHECKING:
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from UM.Qt.QtApplication import QtApplication
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from PyQt5.QtCore import QObject
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class CuraPackageManager(PackageManager):
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def __init__(self, application: "QtApplication", parent: Optional["QObject"] = None) -> None:
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super().__init__(application, parent)
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self._local_packages: Optional[List[Dict[str, Any]]] = None
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self.installedPackagesChanged.connect(self._updateLocalPackages)
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def _updateLocalPackages(self) -> None:
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self._local_packages = self.getAllLocalPackages()
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@property
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def local_packages(self) -> List[Dict[str, Any]]:
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"""locally installed packages, lazy execution"""
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if self._local_packages is None:
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self._updateLocalPackages()
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# _updateLocalPackages always results in a list of packages, not None.
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# It's guaranteed to be a list now.
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return cast(List[Dict[str, Any]], self._local_packages)
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def initialize(self) -> None:
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self._installation_dirs_dict["materials"] = Resources.getStoragePath(CuraApplication.ResourceTypes.MaterialInstanceContainer)
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self._installation_dirs_dict["qualities"] = Resources.getStoragePath(CuraApplication.ResourceTypes.QualityInstanceContainer)
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super().initialize()
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def getMachinesUsingPackage(self, package_id: str) -> Tuple[List[Tuple[GlobalStack, str, str]], List[Tuple[GlobalStack, str, str]]]:
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"""Returns a list of where the package is used
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It loops through all the package contents and see if some of the ids are used.
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:param package_id: package id to search for
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:return: empty if it is never used, otherwise a list consisting of 3-tuples
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"""
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ids = self.getPackageContainerIds(package_id)
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container_stacks = self._application.getContainerRegistry().findContainerStacks()
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global_stacks = [container_stack for container_stack in container_stacks if isinstance(container_stack, GlobalStack)]
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machine_with_materials = []
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machine_with_qualities = []
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for container_id in ids:
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for global_stack in global_stacks:
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for extruder_nr, extruder_stack in enumerate(global_stack.extruderList):
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if container_id in (extruder_stack.material.getId(), extruder_stack.material.getMetaData().get("base_file")):
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machine_with_materials.append((global_stack, str(extruder_nr), container_id))
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if container_id == extruder_stack.quality.getId():
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machine_with_qualities.append((global_stack, str(extruder_nr), container_id))
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return machine_with_materials, machine_with_qualities
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def getAllLocalPackages(self) -> List[Dict[str, Any]]:
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""" returns an unordered list of all the package_info installed, to be installed or to be returned"""
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class PkgInfo:
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# Needed helper class because a dict isn't hashable
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def __init__(self, package_info):
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self._info = package_info
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def __eq__(self, item):
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return item == self._info["package_id"]
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def __repr__(self):
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return repr(self._info)
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def __iter__(self):
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for k, v in self._info.items():
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yield k, v
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def asdict(self):
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return self._info
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packages = [PkgInfo(package_info) for package in self.getAllInstalledPackagesInfo().values() for package_info in package]
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packages.extend([PkgInfo(package["package_info"]) for package in self.getPackagesToRemove().values() if package["package_info"]["package_id"] not in packages])
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packages.extend([PkgInfo(package["package_info"]) for package in self.getPackagesToInstall().values() if package["package_info"]["package_id"] not in packages])
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return [dict(package) for package in packages]
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