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39 lines
1.4 KiB
39 lines
1.4 KiB
# -*- coding: utf-8 -*-
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from cgi import escape
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import os
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from django.conf import settings
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from django.http import HttpResponse
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from django.template import Context
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from django.template.loader import get_template
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from django.utils.translation import ugettext as _
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import cStringIO as StringIO
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import ho.pisa as pisa
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def fetch_resources(uri, rel):
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if uri.find(settings.STATIC_URL) != -1:
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# Imagem está em STATIC_ROOT
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path = os.path.join(settings.STATIC_ROOT,
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uri.replace(settings.STATIC_URL, ""))
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else:
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# Imagem está em MEDIA_ROOT
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path = os.path.join(settings.MEDIA_ROOT,
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uri.replace(settings.MEDIA_URL, ""))
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return path
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def render_to_pdf(template_src, context_dict):
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filename = template_src.replace('.html', '').replace('_pdf', '.pdf')
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template = get_template(template_src)
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context = Context(context_dict)
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html = template.render(context)
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result = StringIO.StringIO()
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pdf = pisa.pisaDocument(StringIO.StringIO(html.encode('utf-8')), result, link_callback=fetch_resources)
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if not pdf.err:
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response = HttpResponse(result.getvalue(), content_type='application/pdf')
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response['Content-Disposition'] = 'attachment; filename=' + filename
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return response
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return HttpResponse(_(u'We had some errors<pre>%s</pre>') % escape(html))
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