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from django.http import HttpResponse
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from django.utils.encoding import force_text
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class OvvpFile:
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def __init__(self):
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# { header: value, ... }
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self.headers = {}
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# [ 'column-name', ... ]
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self.columns = []
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# [ { column: value, ...}, ...]
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self.rows = []
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def to_lines(self):
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# header
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for hk in sorted(self.headers.keys()):
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yield f'{hk}\t{self.headers[hk]}\n'
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yield '\n'
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# columns
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yield '\t'.join(self.columns) + '\n'
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# rows
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for r in self.rows:
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yield '\t'.join([force_text(r[c]) for c in self.columns]) + '\n'
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def to_string(self):
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return ''.join(self.to_lines())
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# Pozn: tohle je ta jediná funkce, která se reálně používá…
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def to_HttpResponse(self):
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return HttpResponse(self.to_string(), content_type='text/plain; charset=utf-8')
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