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re2o/cotisations/tex.py
2016-07-09 23:26:17 +02:00

38 lines
1.3 KiB
Python

from django.template.loader import get_template
from django.template import TemplateDoesNotExist, Context
from django.http import HttpResponse, Http404, HttpResponseNotModified
from django.core.cache import cache
from django.conf import settings
from django.shortcuts import redirect
import tempfile
from subprocess import Popen, PIPE
import os
import shutil
from hashlib import md5
TEMP_PREFIX = getattr(settings, 'TEX_TEMP_PREFIX', 'render_tex-')
CACHE_PREFIX = getattr(settings, 'TEX_CACHE_PREFIX', 'render-tex')
CACHE_TIMEOUT = getattr(settings, 'TEX_CACHE_TIMEOUT', 86400) # 1 day
def render_tex(request,tmp, ctx={}):
context = Context(ctx)
template = get_template('cotisations/factures.tex')
rendered_tpl = template.render(context).encode('utf-8')
with tempfile.TemporaryDirectory() as tempdir:
for i in range(2):
process = Popen(
['pdflatex', '-output-directory', tempdir],
stdin = PIPE,
stdout = PIPE,
)
process.communicate(rendered_tpl)
with open(os.path.join(tempdir, 'texput.pdf'), 'rb') as f:
pdf = f.read()
r = HttpResponse(content_type='application/pdf')
#r['Content-Disposition'] = 'attachement; filename=texput.pdf'
r.write(pdf)
return r