lokses
03019898b0
Добавлена офлайн/EndUser-подпись «ознакомлен и принял в работу» для документов отчётов и файловые вложения к задачам через Nextcloud. Co-authored-by: Cursor <cursoragent@cursor.com>
49 lines
1.8 KiB
Python
49 lines
1.8 KiB
Python
"""Вложения задач: путь в Nextcloud и уникальные имена файлов."""
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from apps.nextcloud_connector.access import safe_filename
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from apps.tasks.models import TaskAttachment
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TASKS_DAV_ROOT = '07_Задачи'
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def attachment_relpath(attachment: TaskAttachment) -> str:
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return f'{TASKS_DAV_ROOT}/{attachment.task_id}/{attachment.stored_name}'
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def unique_stored_name(task_id: int, original_name: str) -> str | None:
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"""Исходное имя; при коллизии в рамках задачи — суффикс -2, -3…"""
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name = safe_filename(original_name)
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if not name:
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return None
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if '.' in name:
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stem, ext = name.rsplit('.', 1)
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candidate = safe_filename(f'{stem}.{ext}') or name
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if not TaskAttachment.objects.filter(task_id=task_id, stored_name=candidate).exists():
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return candidate
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n = 2
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while True:
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cand = safe_filename(f'{stem}-{n}.{ext}') or f'file-{n}.{ext}'
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if not TaskAttachment.objects.filter(task_id=task_id, stored_name=cand).exists():
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return cand
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n += 1
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if not TaskAttachment.objects.filter(task_id=task_id, stored_name=name).exists():
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return name
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n = 2
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while True:
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cand = safe_filename(f'{name}-{n}') or f'file-{n}'
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if not TaskAttachment.objects.filter(task_id=task_id, stored_name=cand).exists():
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return cand
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n += 1
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def can_delete_attachment(user, attachment: TaskAttachment) -> bool:
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"""Удалить может загрузивший, автор задачи или staff."""
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if not user or not user.is_authenticated:
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return False
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if user.is_staff:
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return True
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if attachment.uploaded_by_id == user.pk:
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return True
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if attachment.task.creator_id == user.pk:
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return True
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return False
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