mirror of
https://github.com/moparisthebest/SickRage
synced 2024-12-13 11:32:20 -05:00
96 lines
2.8 KiB
Python
96 lines
2.8 KiB
Python
# Author: Nic Wolfe <nic@wolfeden.ca>
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# URL: http://code.google.com/p/sickbeard/
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#
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# This file is part of Sick Beard.
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#
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# Sick Beard is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Sick Beard is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Sick Beard. If not, see <http://www.gnu.org/licenses/>.
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import datetime
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import threading
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import Queue
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from sickbeard import logger
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class QueuePriorities:
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LOW = 10
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NORMAL = 20
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HIGH = 30
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class GenericQueue:
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def __init__(self):
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self.currentItem = None
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self.thread = None
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self.queue_name = "QUEUE"
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self.min_priority = 0
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self.queue = Queue.Queue()
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def pause(self):
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logger.log(u"Pausing queue")
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self.min_priority = 999999999999
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def unpause(self):
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logger.log(u"Unpausing queue")
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self.min_priority = 0
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def add_item(self, item):
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item.added = datetime.datetime.now()
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self.queue.put(item)
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return item
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def run(self, force=False):
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# only start a new task if one isn't already going
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if self.thread == None or self.thread.isAlive() == False:
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# if the thread is dead then the current item should be finished
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if self.currentItem != None:
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self.currentItem.finish()
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self.currentItem = None
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if not self.queue.empty():
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queueItem = self.queue.get()
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if queueItem.priority < self.min_priority:
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return
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threadName = self.queue_name + '-' + queueItem.get_thread_name()
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self.thread = threading.Thread(None, queueItem.execute, threadName)
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self.thread.start()
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self.currentItem = queueItem
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class QueueItem:
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def __init__(self, name, action_id=0):
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self.name = name
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self.inProgress = False
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self.priority = QueuePriorities.NORMAL
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self.thread_name = None
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self.action_id = action_id
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self.added = None
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def get_thread_name(self):
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if self.thread_name:
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return self.thread_name
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else:
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return self.name.replace(" ", "-").upper()
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def execute(self):
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"""Implementing classes should call this"""
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self.inProgress = True
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def finish(self):
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"""Implementing Classes should call this"""
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self.inProgress = False
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