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WKHTMLTOPDF_OPTS and WKHTMLTOPDF_WORKDIR env variable #30

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WKHTMLTOPDF_OPTS and WKHTMLTOPDF_WORKDIR env variable #30

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a5397f8
WKHTMLTOPDF_OPTS and WKHTMLTOPDF_WORKDIR env variable,
lelmarir Jul 18, 2019
f1b2f6a
removed dependency (ushlex)
lelmarir Jul 19, 2019
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6 changes: 4 additions & 2 deletions Dockerfile
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Original file line number Diff line number Diff line change
Expand Up @@ -2,8 +2,10 @@ FROM openlabs/docker-wkhtmltopdf:latest
MAINTAINER Sharoon Thomas <[email protected]>

# Install dependencies for running web service
RUN apt-get install -y python-pip
RUN pip install werkzeug executor gunicorn
RUN apt-get update \
&& apt-get install -y python-pip \
&& pip install werkzeug executor gunicorn \
&& rm -rf /var/lib/apt/lists/*

ADD app.py /app.py
EXPOSE 80
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27 changes: 18 additions & 9 deletions app.py
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Expand Up @@ -7,6 +7,7 @@
"""
import json
import tempfile
import os

from werkzeug.wsgi import wrap_file
from werkzeug.wrappers import Request, Response
Expand All @@ -26,7 +27,8 @@ def application(request):

request_is_json = request.content_type.endswith('json')

with tempfile.NamedTemporaryFile(suffix='.html') as source_file:
workdir=os.environ.get('WKHTMLTOPDF_WORKDIR')
with tempfile.NamedTemporaryFile(suffix='.html', dir=workdir, delete=True) as source_file:

if request_is_json:
# If a JSON payload is there, all data is in the payload
Expand All @@ -42,8 +44,10 @@ def application(request):
source_file.flush()

# Evaluate argument to run with subprocess
args = ['wkhtmltopdf']

args = []

env_options = os.environ.get('WKHTMLTOPDF_OPTS') or ''

# Add Global Options
if options:
for option, value in options.items():
Expand All @@ -55,13 +59,18 @@ def application(request):
file_name = source_file.name
args += [file_name, file_name + ".pdf"]

# Execute the command using executor
execute(' '.join(args))
try:
# Execute the command using executor
execute('wkhtmltopdf ' + env_options + ' ' + ' '.join(args))

pdf = open(file_name + '.pdf')
return Response(
wrap_file(request.environ, pdf),
mimetype='application/pdf',
)
finally:
os.remove(file_name + '.pdf')

return Response(
wrap_file(request.environ, open(file_name + '.pdf')),
mimetype='application/pdf',
)


if __name__ == '__main__':
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