26 lines
1.8 KiB
Python
26 lines
1.8 KiB
Python
from django.core.exceptions import PermissionDenied
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from django.db import transaction
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from django.utils import timezone
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from apps.core.persian_text import normalize_persian_text
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from apps.tickets.policies import TicketPolicy
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from .models import Message,MessageRevision
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@transaction.atomic
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def edit_message(message_id,user,body):
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from apps.tickets.dispatch_responses import lock_dispatch_for_ticket
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lock_dispatch_for_ticket(Message.objects.values_list("ticket_id", flat=True).get(pk=message_id))
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msg=Message.objects.select_for_update().select_related("ticket").get(pk=message_id)
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if msg.author_id!=user.id or not TicketPolicy.can_view(user,msg.ticket): raise PermissionDenied
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if not (user.account_type=="CUSTOMER" or user.has_perm("messaging.edit_own_message")): raise PermissionDenied
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if msg.deleted_at: raise PermissionDenied
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body=normalize_persian_text(body,multiline=True)
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if not body: raise ValueError("متن پیام نمیتواند خالی باشد.")
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MessageRevision.objects.create(message=msg,body=msg.body,edited_by=user); msg.body=body; msg.edited_at=timezone.now(); msg.save(update_fields=["body","edited_at","updated_at"]); return msg
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@transaction.atomic
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def soft_delete_message(message_id,user):
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from apps.tickets.dispatch_responses import lock_dispatch_for_ticket
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lock_dispatch_for_ticket(Message.objects.values_list("ticket_id", flat=True).get(pk=message_id))
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msg=Message.objects.select_for_update().select_related("ticket").get(pk=message_id)
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may_delete=user.account_type=="CUSTOMER" or user.has_perm("messaging.delete_own_message")
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if msg.author_id!=user.id or not may_delete or not TicketPolicy.can_view(user,msg.ticket): raise PermissionDenied
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msg.deleted_at=timezone.now(); msg.deleted_by=user; msg.save(update_fields=["deleted_at","deleted_by","updated_at"]); return msg
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