38 lines
1.1 KiB
Python
38 lines
1.1 KiB
Python
import json
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from django import forms
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class JSONTableWidget(forms.Widget):
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template_name = "json_table_widget.html"
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def format_value(self, value):
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if isinstance(value, dict):
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return value
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try:
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if isinstance(value, str):
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value = json.loads(value)
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except json.JSONDecodeError:
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value = {}
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return value
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def render(self, name, value, attrs=None, renderer=None):
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value = self.format_value(value)
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return super().render(name, value, attrs, renderer)
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def value_from_datadict(self, data, files, name):
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json_data = {}
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try:
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keys = data.getlist(f"{name}_key")
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values = data.getlist(f"{name}_value")
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for key, value in zip(keys, values):
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if key.strip():
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try:
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json_data[key] = json.loads(value)
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except (json.JSONDecodeError, ValueError):
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json_data[key] = value
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except TypeError:
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pass
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return None if not json_data else json.dumps(json_data)
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