mirror of
https://git.mirrors.martin98.com/https://github.com/Ultimaker/Cura
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105 lines
4.2 KiB
Python
105 lines
4.2 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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import re
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from typing import Dict, List, Optional, Union, cast
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from PyQt5.QtCore import Qt, pyqtProperty
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from UM.Qt.ListModel import ListModel
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class AuthorsModel(ListModel):
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"""Model that holds cura packages.
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By setting the filter property the instances held by this model can be changed.
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"""
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def __init__(self, parent = None) -> None:
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super().__init__(parent)
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self._metadata = None # type: Optional[List[Dict[str, Union[str, List[str], int]]]]
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self.addRoleName(Qt.UserRole + 1, "id")
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self.addRoleName(Qt.UserRole + 2, "name")
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self.addRoleName(Qt.UserRole + 3, "email")
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self.addRoleName(Qt.UserRole + 4, "website")
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self.addRoleName(Qt.UserRole + 5, "package_count")
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self.addRoleName(Qt.UserRole + 6, "package_types")
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self.addRoleName(Qt.UserRole + 7, "icon_url")
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self.addRoleName(Qt.UserRole + 8, "description")
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# List of filters for queries. The result is the union of the each list of results.
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self._filter = {} # type: Dict[str, str]
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def setMetadata(self, data: List[Dict[str, Union[str, List[str], int]]]):
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if self._metadata != data:
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self._metadata = data
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self._update()
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def _update(self) -> None:
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items = [] # type: List[Dict[str, Union[str, List[str], int, None]]]
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if not self._metadata:
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self.setItems(items)
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return
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for author in self._metadata:
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items.append({
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"id": author.get("author_id"),
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"name": author.get("display_name"),
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"email": author.get("email"),
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"website": author.get("website"),
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"package_count": author.get("package_count", 0),
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"package_types": author.get("package_types", []),
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"icon_url": author.get("icon_url"),
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"description": "Material and quality profiles from {author_name}".format(author_name = author.get("display_name", ""))
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})
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# Filter on all the key-word arguments.
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for key, value in self._filter.items():
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if key == "package_types":
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key_filter = lambda item, value = value: value in item["package_types"] # type: ignore
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elif "*" in value:
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key_filter = lambda item, key = key, value = value: self._matchRegExp(item, key, value) # type: ignore
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else:
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key_filter = lambda item, key = key, value = value: self._matchString(item, key, value) # type: ignore
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items = filter(key_filter, items) # type: ignore
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# Execute all filters.
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filtered_items = list(items)
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filtered_items.sort(key = lambda k: cast(str, k["name"]))
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self.setItems(filtered_items)
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def setFilter(self, filter_dict: Dict[str, str]) -> None:
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"""Set the filter of this model based on a string.
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:param filter_dict: Dictionary to do the filtering by.
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"""
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if filter_dict != self._filter:
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self._filter = filter_dict
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self._update()
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@pyqtProperty("QVariantMap", fset = setFilter, constant = True)
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def filter(self) -> Dict[str, str]:
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return self._filter
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# Check to see if a container matches with a regular expression
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def _matchRegExp(self, metadata, property_name, value):
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if property_name not in metadata:
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return False
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value = re.escape(value) #Escape for regex patterns.
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value = "^" + value.replace("\\*", ".*") + "$" #Instead of (now escaped) asterisks, match on any string. Also add anchors for a complete match.
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if self._ignore_case:
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value_pattern = re.compile(value, re.IGNORECASE)
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else:
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value_pattern = re.compile(value)
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return value_pattern.match(str(metadata[property_name]))
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# Check to see if a container matches with a string
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def _matchString(self, metadata, property_name, value):
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if property_name not in metadata:
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return False
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return value.lower() == str(metadata[property_name]).lower()
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