pelican/pandoc-reader
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compare: pelican:ea76f5e558c078143b23d20c12d7c5da073efa06
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1 changed files with 9 additions and 29 deletions
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pandoc_reader.py
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@ -4,7 +4,7 @@ import subprocess
from pelican import signals from pelican import signals
from pelican.readers import BaseReader from pelican.readers import BaseReader
from pelican.utils import pelican_open from pelican.utils import pelican_open
import os
try: try:
import yaml import yaml
@ -40,9 +40,6 @@ class PandocReader(BaseReader):
name, value = k.lower(), parsed[k] name, value = k.lower(), parsed[k]
metadata[name] = self.process_metadata(name, value) metadata[name] = self.process_metadata(name, value)
if (not 'summary' in metadata) or (metadata['summary'] is None):
metadata['summary'] = ''
# Return the text entirely. # Return the text entirely.
content = "\n".join(text) content = "\n".join(text)
@ -64,51 +61,34 @@ class PandocReader(BaseReader):
metadata, content = self._get_meta_and_content(text) metadata, content = self._get_meta_and_content(text)
filters = self.settings.get('PANDOC_FILTERS', [])
extra_args = self.settings.get('PANDOC_ARGS', []) extra_args = self.settings.get('PANDOC_ARGS', [])
extensions = self.settings.get('PANDOC_EXTENSIONS', '') extensions = self.settings.get('PANDOC_EXTENSIONS', '')
if isinstance(extensions, list): if isinstance(extensions, list):
extensions = ''.join(extensions) extensions = ''.join(extensions)
pandoc_cmd = ["pandoc", "--from=markdown" + extensions, "--to=html5"] pandoc_cmd = ["pandoc", "--from=markdown" + extensions, "--to=html5"]
for filt in filters:
pandoc_cmd.extend(["--filter", filt])
pandoc_cmd.extend(extra_args) pandoc_cmd.extend(extra_args)
bib_dir = self.settings.get('PANDOC_BIBDIR', '')
bib_header = self.settings.get('PANDOC_BIBHEADER', None)
if "bibliography" in metadata.keys(): if "bibliography" in metadata.keys():
bib_file = os.path.join(bib_dir, metadata['bibliography']) bib_file = os.path.join(bib_dir, metadata['bibliography'])
if not os.path.exists(bib_file): extra_args = extra_args + ['--bibliography={}'.format(bib_file)]
raise FileNotFoundError(bib_file)
bib_args = ['--bibliography={}'.format(bib_file)]
if bib_header is not None: if bib_header is not None:
bib_args = bib_args + [ extra_args = extra_args + [
'--metadata=reference-section-title="{}"'.format( '--metadata=reference-section-title="{}"'.format(
bib_header)] bib_header)]
pandoc_cmd.extend(bib_args)
if "toc" in metadata.keys(): proc = subprocess.Popen(pandoc_cmd,
if metadata['toc'] == True:
pandoc_cmd.extend(['--toc'])
proc = subprocess.Popen(
pandoc_cmd,
stdin=subprocess.PIPE, stdin=subprocess.PIPE,
stdout=subprocess.PIPE, stdout=subprocess.PIPE)
stderr=subprocess.PIPE)
output, err = proc.communicate(content.encode('utf-8')) output = proc.communicate(content.encode('utf-8'))[0].decode('utf-8')
status = proc.wait() status = proc.wait()
output, err = output.decode('utf-8'), err.decode('utf-8')
if status > 0:
logging.warning(output + err)
# Make sure we don't lose Pelican template parameters. # Just in case, let's make sure we don't lose Pelican template
# parameters.
output = output.replace('%7Battach%7D', '{attach}')\ output = output.replace('%7Battach%7D', '{attach}')\
.replace('%7Bfilename%7D', '{filename}')\ .replace('%7Bfilename%7D', '{filename}')\
.replace('%7Bstatic%7D', '{static}')\
.replace('%7Btag%7D', '{tag}')\ .replace('%7Btag%7D', '{tag}')\
.replace('%7Bcategory%7D', '{category}') .replace('%7Bcategory%7D', '{category}')