Files
pelican-plugins/pdf/pdf.py

70 lines
2.1 KiB
Python

# -*- coding: utf-8 -*-
'''
PDF Generator
-------
The pdf plugin generates PDF files from RST sources.
'''
from __future__ import unicode_literals, print_function
from pelican import signals
from pelican.generators import Generator
from rst2pdf.createpdf import RstToPdf
import os
import logging
logger = logging.getLogger(__name__)
class PdfGenerator(Generator):
"""Generate PDFs on the output dir, for all articles and pages coming from
rst"""
def __init__(self, *args, **kwargs):
super(PdfGenerator, self).__init__(*args, **kwargs)
pdf_style_path = os.path.join(self.settings['PDF_STYLE_PATH'])
pdf_style = self.settings['PDF_STYLE']
self.pdfcreator = RstToPdf(breakside=0,
stylesheets=[pdf_style],
style_path=[pdf_style_path])
def _create_pdf(self, obj, output_path):
if obj.source_path.endswith('.rst'):
filename = obj.slug + ".pdf"
output_pdf = os.path.join(output_path, filename)
# print('Generating pdf for', obj.source_path, 'in', output_pdf)
with open(obj.source_path) as f:
self.pdfcreator.createPdf(text=f.read(), output=output_pdf)
logger.info(' [ok] writing %s' % output_pdf)
def generate_context(self):
pass
def generate_output(self, writer=None):
# we don't use the writer passed as argument here
# since we write our own files
logger.info(' Generating PDF files...')
pdf_path = os.path.join(self.output_path, 'pdf')
if not os.path.exists(pdf_path):
try:
os.mkdir(pdf_path)
except OSError:
logger.error("Couldn't create the pdf output folder in " +
pdf_path)
for article in self.context['articles']:
self._create_pdf(article, pdf_path)
for page in self.context['pages']:
self._create_pdf(page, pdf_path)
def get_generators(generators):
return PdfGenerator
def register():
signals.get_generators.connect(get_generators)