def _generatePDF(template, context={}):
"""
Compute a pdf from a LaTeX @template, with some dynamic data in @context
return a @GeneratedFile instance
"""
t = DjTemplate(template.content)
c = DjContext(context)
latex_str = t.render(c)
latex_str += '' # to django.utils.safestring.SafeText to unicode
latex_doc = LatexDocument(latex_str)
try:
gen_file = GeneratedFile()
gen_file.template = template
result = latex_doc.as_pdf(debug=True) # returns a StringIO instance
except LatexDocument.LatexPdfGenerationError as e:
gen_file.errors = "Error during pdf generation: %s" % str(e)
logger.error(str(e))
else:
gen_file.file.save("%s-%d" % (template.name, template.id,), ContentFile(result.read()))
gen_file.save()
return gen_file
def imprimir_relatorio(request):
valor = _valor(request)
veiculos = _consulta(valor)
veiculos = list(veiculos)
latex = render_to_string('veiculo/imprimir_relatorio.tex', {'veiculos': veiculos})
#Transdorma em documento latex
tex = LatexDocument(latex.encode('utf-8'))
#Transforma em pedf
pdf = tex.as_pdf()
response = HttpResponse(pdf, mimetype='application/pdf')
response['Content-Disposition'] = 'attachment; filename=%s.pdf' % 'relatorio'
# abre o pdf na propria aba
# return HttpResponse(response, mimetype='application/pdf')
# baixar o arquivo direto
return response
def save(req): json_obj = convert_json(req.POST) document_with_content = fill_format(json_obj, document) r = LatexDocument(document_with_content) pdf = r.as_pdf() return response(pdf, mimetype='pdf')
