handle file updates
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parent
5744fdb53a
commit
1f3789eb52
1 changed files with 16 additions and 4 deletions
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@ -25,18 +25,22 @@ def get_or_create_item(volume, f, user):
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i = get_item(item_info, user)
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i = get_item(item_info, user)
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return i
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return i
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def get_or_create_file(volume, f, user):
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def get_or_create_file(volume, f, user, item=None):
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try:
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try:
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file = models.File.objects.get(oshash=f['oshash'])
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file = models.File.objects.get(oshash=f['oshash'])
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except models.File.DoesNotExist:
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except models.File.DoesNotExist:
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file = models.File()
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file = models.File()
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file.oshash = f['oshash']
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file.oshash = f['oshash']
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file.name = f['name']
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file.name = f['name']
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file.item = get_or_create_item(volume, f, user)
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if item:
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file.item = item
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else:
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file.item = get_or_create_item(volume, f, user)
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file.save()
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file.save()
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return file
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return file
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def update_or_create_instance(volume, f):
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def update_or_create_instance(volume, f):
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#instance with oshash exists
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instance = models.Instance.objects.filter(file__oshash=f['oshash'], volume=volume)
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instance = models.Instance.objects.filter(file__oshash=f['oshash'], volume=volume)
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if instance.count()>0:
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if instance.count()>0:
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instance = instance[0]
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instance = instance[0]
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@ -49,9 +53,17 @@ def update_or_create_instance(volume, f):
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instance.save()
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instance.save()
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instance.file.save()
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instance.file.save()
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else:
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else:
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instance = models.Instance.objects.filter(name=f['name'], folder=f['folder'], volume=volume)
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if instance.count()>0:
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#same path, other oshash, keep path/item mapping, remove instance
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item = instance[0].item
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instance.delete()
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else: #new instance
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item = None
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instance = models.Instance()
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instance = models.Instance()
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instance.volume = volume
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instance.volume = volume
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instance.file = get_or_create_file(volume, f, volume.user)
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instance.file = get_or_create_file(volume, f, volume.user, item)
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for key in _INSTANCE_KEYS:
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for key in _INSTANCE_KEYS:
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setattr(instance, key, f[key])
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setattr(instance, key, f[key])
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instance.save()
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instance.save()
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@ -72,7 +84,7 @@ def update_files(user, volume, files):
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f['name'] = name
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f['name'] = name
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all_files.append(f['oshash'])
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all_files.append(f['oshash'])
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update_or_create_instance(volume, f)
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update_or_create_instance(volume, f)
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#remove deleted files
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#remove deleted files
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#FIXME: can this have any bad consequences? i.e. on the selction of used item files.
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#FIXME: can this have any bad consequences? i.e. on the selction of used item files.
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models.Instance.objects.filter(volume=volume).exclude(file__oshash__in=all_files).delete()
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models.Instance.objects.filter(volume=volume).exclude(file__oshash__in=all_files).delete()
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