78 lines
2.3 KiB
Python
78 lines
2.3 KiB
Python
# Copyright: Damien Elmes <anki@ichi2.net>
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# -*- coding: utf-8 -*-
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# License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
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import time, re, traceback
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from aqt.qt import *
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from anki.sync import AnkiRequestsClient
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from aqt.utils import showWarning
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from anki.hooks import addHook, remHook
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import aqt
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def download(mw, code):
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"Download addon from AnkiWeb. Caller must start & stop progress diag."
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# create downloading thread
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thread = Downloader(code)
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done = False
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def onRecv():
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if done:
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return
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mw.progress.update(label="%dKB downloaded" % (thread.recvTotal/1024))
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thread.recv.connect(onRecv)
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thread.start()
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while not thread.isFinished():
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mw.app.processEvents()
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thread.wait(100)
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# make sure any posted events don't fire after we return
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done = True
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if not thread.error:
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# success
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return thread.data, thread.fname
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else:
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return "error", thread.error
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class Downloader(QThread):
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recv = pyqtSignal()
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def __init__(self, code):
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QThread.__init__(self)
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self.code = code
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self.error = None
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def run(self):
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# setup progress handler
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self.byteUpdate = time.time()
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self.recvTotal = 0
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def recvEvent(bytes):
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self.recvTotal += bytes
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self.recv.emit()
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addHook("httpRecv", recvEvent)
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client = AnkiRequestsClient()
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try:
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resp = client.get(
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aqt.appShared + "download/%s?v=2.1" % self.code)
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if resp.status_code == 200:
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data = client.streamContent(resp)
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elif resp.status_code in (403,404):
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self.error = _("Invalid code, or add-on not available for your version of Anki.")
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return
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else:
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self.error = _("Error downloading: %s" % resp.status_code)
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return
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except Exception as e:
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exc = traceback.format_exc()
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try:
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self.error = str(e[0])
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except:
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self.error = str(exc)
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return
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finally:
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remHook("httpRecv", recvEvent)
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self.fname = re.match("attachment; filename=(.+)",
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resp.headers['content-disposition']).group(1)
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self.data = data
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