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75 lines
2.4 KiB
Python
75 lines
2.4 KiB
Python
import time
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from django.core.management.base import BaseCommand
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from django.utils import timezone
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from api.logics import Logics
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from api.models import Order
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class Command(BaseCommand):
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help = "Follows all active orders and make them expire if needed."
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do_nothing = [
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Order.Status.UCA,
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Order.Status.EXP,
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Order.Status.DIS,
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Order.Status.CCA,
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Order.Status.PAY,
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Order.Status.SUC,
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Order.Status.FAI,
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Order.Status.MLD,
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Order.Status.TLD,
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Order.Status.WFR,
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]
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def clean_orders(self):
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"""Continuously checks order expiration times. If order
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has expires, it calls the logics module for expiration handling."""
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queryset = Order.objects.exclude(status__in=self.do_nothing)
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queryset = queryset.filter(
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expires_at__lt=timezone.now()
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) # expires at lower than now
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debug = {}
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debug["num_expired_orders"] = len(queryset)
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debug["expired_orders"] = []
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debug["failed_order_expiry"] = []
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debug["reason_failure"] = []
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for idx, order in enumerate(queryset):
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context = str(order) + " was " + Order.Status(order.status).label
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try:
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if Logics.order_expires(order): # Order send to expire here
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debug["expired_orders"].append({idx: context})
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# It should not happen, but if it cannot locate the hold invoice
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# it probably was cancelled by another thread, make it expire anyway.
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except Exception as e:
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debug["failed_order_expiry"].append({idx: context})
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debug["reason_failure"].append({idx: str(e)})
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if "unable to locate invoice" in str(e):
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self.stdout.write(str(e))
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order.update_status(Order.Status.EXP)
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debug["expired_orders"].append({idx: context})
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if debug["num_expired_orders"] > 0:
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self.stdout.write(str(timezone.now()))
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self.stdout.write(str(debug))
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def handle(self, *args, **options):
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"""Never mind database locked error, keep going, print them out.
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Not an issue with PostgresQL"""
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try:
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while True:
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self.clean_orders()
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time.sleep(5)
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except Exception as e:
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if "database is locked" in str(e):
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self.stdout.write("database is locked")
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self.stdout.write(str(e))
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