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Improved FilterChildren function

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This commit is contained in:
Oliver Walters 2017-04-14 13:28:37 +10:00
parent 7fe1c21ebd
commit 22ac5f4f79
1 changed files with 7 additions and 1 deletions
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6
InvenTree/InvenTree/models.py
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@ -177,6 +177,9 @@ class InvenTreeTree(models.Model):
def FilterChildren(queryset, parent):
""" Filter a queryset, limit to only objects that are a child of the given parent
Filter is passed in the URL string, e.g. '/?parent=123'
To accommodate for items without a parent, top-level items can be specified as:
none / false / null / top / 0
"""
if not parent:
@ -186,6 +189,9 @@ def FilterChildren(queryset, parent):
else:
try:
parent_id = int(parent)
if parent_id == 0:
return queryset.filter(parent=None)
else:
return queryset.filter(parent=parent_id)
except:
return queryset