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15 lines
388 B
Python
15 lines
388 B
Python
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from wtforms.validators import ValidationError
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def FileSize(max_size_mb):
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max_size_b = max_size_mb * 1024 * 1024
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def file_length_check(form, field):
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if len(field.data.read()) >= max_size_b:
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raise ValidationError(
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f'File size must be less or equal than {max_size_mb} MB'
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)
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field.data.seek(0)
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return file_length_check
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