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from pelican import signals
import multiprocessing
import htmlmin
import os
import re
import logging
logger = logging.getLogger(__name__)
def run(pelican):
if logging.getLevelName(logger.getEffectiveLevel()) == "DEBUG":
return # don't minify content if pelican is in debug mode
options = pelican.settings.get('MINIFY', {})
htmlfile = re.compile(r'.html?$')
pool = multiprocessing.Pool()
for base, dirs, files in os.walk(pelican.settings['OUTPUT_PATH']):
for f in files:
# filter only html files
if not htmlfile.search(f):
continue
# add full html path to wooker pool
filepath = os.path.join(base, f)
pool.apply_async(worker, (filepath, options))
pool.close()
pool.join()
def worker(filepath, options):
rawhtml = open(filepath, encoding='utf-8').read()
with open(filepath, 'w', encoding='utf-8') as f:
try:
logger.debug('Minifying: %s' % filepath)
compressed = htmlmin.minify(rawhtml, **options)
f.write(compressed)
except Exception as e:
logger.critical('Minification failed: {}'.format(e))
finally:
f.close()
def register():
"""
Minify HTML at the end of the processing loop
"""
signals.finalized.connect(run)
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