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from django.template.defaultfilters import filesizeformat
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from django.templatetags.static import static
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FILE_STUB_IMAGE = 'images/file.png'
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FILE_TYPE_WEBM = 'webm'
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FILE_TYPES_AUDIO = (
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'ogg',
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'mp3',
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)
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class AbstractViewer:
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def __init__(self, file, file_type):
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self.file = file
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self.file_type = file_type
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@staticmethod
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def supports(file_type):
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return True
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def get_view(self):
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return '<div class="image"><a href="{}">'\
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'<img src="{}" width="200" height="150"/>'\
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'</a>'\
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'<div class="image-metadata">{}, {}</div>'\
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'</div>'.format(self.file.url, static(FILE_STUB_IMAGE),
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self.file_type, filesizeformat(self.file.size))
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class WebmViewer(AbstractViewer):
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@staticmethod
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def supports(file_type):
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return file_type == FILE_TYPE_WEBM
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def get_view(self):
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return '<div class="image">'\
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'<video width="200" height="150" controls src="{}"/>'\
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'</div>'.format(self.file.url)
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class AudioViewer(AbstractViewer):
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@staticmethod
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def supports(file_type):
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return file_type in FILE_TYPES_AUDIO
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def get_view(self):
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return '<div class="image">' \
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'<audio controls src="{}"/>' \
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'</div>'.format(self.file.url)
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