8d4f25b8c2
- downloads: fix delete_later() and set installed widget and dl progress on same value - about: use qt requests, to avoid long startups - fix offline mode bugs - set TextLabels in Store invisible - fix origin launch - remove unused files
93 lines
3.8 KiB
Python
93 lines
3.8 KiB
Python
import json
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from dataclasses import dataclass
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from logging import getLogger
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from typing import Callable
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from typing import Union
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from PyQt5.QtCore import QObject, pyqtSignal, QUrl, QJsonParseError, QJsonDocument
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from PyQt5.QtNetwork import QNetworkAccessManager, QNetworkRequest, QNetworkReply
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logger = getLogger("QtRequests")
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class QtRequestManager(QObject):
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data_ready = pyqtSignal(object)
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request = None
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request_active = None
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def __init__(self, type: str = "json", authorization_token: str = None):
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super(QtRequestManager, self).__init__()
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self.manager = QNetworkAccessManager()
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self.type = type
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self.authorization_token = authorization_token
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self.request_queue = []
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def post(self, url: str, payload: dict, handle_func):
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if not self.request_active:
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request = QNetworkRequest(QUrl(url))
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request.setHeader(QNetworkRequest.ContentTypeHeader, "application/json")
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self.request_active = RequestQueueItem(handle_func=handle_func)
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payload = json.dumps(payload).encode("utf-8")
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request.setHeader(QNetworkRequest.UserAgentHeader,
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"Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.159 Safari/537.36")
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if self.authorization_token is not None:
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request.setRawHeader(b"Authorization", self.authorization_token.encode())
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self.request = self.manager.post(request, payload)
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self.request.finished.connect(self.prepare_data)
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else:
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self.request_queue.append(
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RequestQueueItem(method="post", url=url, payload=payload, handle_func=handle_func))
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def get(self, url: str, handle_func: Callable[[Union[dict, bytes]], None]):
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if not self.request_active:
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request = QNetworkRequest(QUrl(url))
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request.setHeader(QNetworkRequest.UserAgentHeader,
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"Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.159 Safari/537.36")
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self.request_active = RequestQueueItem(handle_func=handle_func)
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self.request = self.manager.get(request)
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self.request.finished.connect(self.prepare_data)
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else:
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self.request_queue.append(RequestQueueItem(method="get", url=url, handle_func=handle_func))
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def prepare_data(self):
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# self.request_active = False
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data = {} if self.type == "json" else b""
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if self.request:
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try:
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if self.request.error() == QNetworkReply.NoError:
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if self.type == "json":
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error = QJsonParseError()
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json_data = QJsonDocument.fromJson(self.request.readAll().data(), error)
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if QJsonParseError.NoError == error.error:
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data = json.loads(json_data.toJson().data().decode())
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else:
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logger.error(error.errorString())
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else:
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data = self.request.readAll().data()
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except RuntimeError as e:
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logger.error(str(e))
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self.request_active.handle_func(data)
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self.request.deleteLater()
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self.request_active = None
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if self.request_queue:
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if self.request_queue[0].method == "post":
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self.post(self.request_queue[0].url, self.request_queue[0].payload, self.request_queue[0].handle_func)
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else:
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self.get(self.request_queue[0].url, self.request_queue[0].handle_func)
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self.request_queue.pop(0)
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@dataclass
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class RequestQueueItem:
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method: str = None
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url: str = None
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handle_func: Callable[[Union[dict, bytes]], None] = None
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payload: dict = None
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