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37 lines
No EOL
1.3 KiB
Python
37 lines
No EOL
1.3 KiB
Python
from django.http import Http404
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from django.template import RequestContext
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from django.shortcuts import render_to_response
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def get_argument_or_404(request, param, method='REQUEST'):
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try:
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return getattr(request, method)[param]
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except KeyError:
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raise Http404
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def render_to(template):
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"""
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Decorator for Django views that sends returned dict to render_to_response function
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with given template and RequestContext as context instance.
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If view doesn't return dict then decorator simply returns output.
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Additionally view can return two-tuple, which must contain dict as first
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element and string with template name as second. This string will
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override template name, given as parameter
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Parameters:
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- template: template name to use
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"""
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def renderer(func):
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def wrapper(request, *args, **kw):
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output = func(request, *args, **kw)
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if isinstance(output, (list, tuple)):
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return render_to_response(output[1], output[0], RequestContext(request))
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elif isinstance(output, dict):
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return render_to_response(template, output, RequestContext(request))
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return output
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return wrapper
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return renderer
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def is_true(value):
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return bool(value) and value.lower() not in ('false', '0') |