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Improved path handling and Pelican 3.3 support for filename placeholder.

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Duncan Lock
2013-09-09 03:43:28 -07:00
parent 3ba3bf1f9b
commit 37809a83a8
1 changed files with 27 additions and 4 deletions
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31
better_figures_and_images/better_figures_and_images.py
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@@ -13,13 +13,15 @@ TODO: Need to add a test.py for this plugin.
"""
import os
from os import path, access, R_OK
from pelican import signals
from bs4 import BeautifulSoup
from PIL import Image
import logging
logger = logging.getLogger(__name__)
def content_object_init(instance):
@@ -29,9 +31,30 @@ def content_object_init(instance):
if 'img' in content:
for img in soup('img'):
# TODO: Pretty sure this isn't the right way to do this, too hard coded.
# There must be a setting that I should be using?
src = instance.settings['PATH'] + '/images/' + os.path.split(img['src'])[1]
logger.debug('Better Fig. PATH: %s', instance.settings['PATH'])
logger.debug('Better Fig. img.src: %s', img['src'])
img_path, img_filename = path.split(img['src'])
logger.debug('Better Fig. img_path: %s', img_path)
logger.debug('Better Fig. img_fname: %s', img_filename)
# Strip off {filename}, |filename| or /static
if img_path.startswith(('{filename}', '|filename|')):
img_path = img_path[10:]
elif img_path.startswith('/static'):
img_path = img_path[7:]
else:
logger.warning('Better Fig. Error: img_path should start with either {filename}, |filename| or /static')
# Build the source image filename
src = instance.settings['PATH'] + img_path + '/' + img_filename
logger.debug('Better Fig. src: %s', src)
if not (path.isfile(src) and access(src, R_OK)):
logger.error('Better Fig. Error: image not found: {}'.format(src))
# Open the source image and query dimensions; build style string
im = Image.open(src)
extra_style = 'width: {}px; height: auto;'.format(im.size[0])