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images in calendar events now properly supported, fix #4

master
rra 2 months ago
parent
commit
ddb0bdeda3
  1. 37
      event_feed.py

37
event_feed.py

@ -76,13 +76,13 @@ def create_metadata(event):
def localize_time(date):
"""
Turn a given date into various timezones
Takes arrow objects
"""
# Dates need to be displayed for the various TZs
# takes arrow objects
# 3 PM Kassel, Germany, 4 PM Ramallah/Jerusalem, Palestina (QoF),
# 8 AM Bogota, Colombia (MaMa), 8 PM Jakarta, Indonesia (Gudskul),
# 1 PM (+1day) Wellington, New Zealand (Fafswag), 9 AM Havana, Cuba (Instar).
tzs = [
('Kassel','Europe/Berlin'),
@ -105,24 +105,51 @@ def localize_time(date):
return localized_begins
def create_event_post(post_dir, event):
"""
Create HUGO post based on calendar event metadata
Searches for image URLS in description and downloads them
Function is also called when post is in need of updating
In that case it will also delete images no longer in metadata
TODO: split this up into more functions for legibility
"""
if not os.path.exists(post_dir):
os.mkdir(post_dir)
event_metadata = create_metadata(event)
#list already existing images
#so we can later delete them if we dont find them in the event metadata anymore
existing_images = os.listdir(post_dir)
try:
existing_images.remove('index.md')
existing_images.remove('.timestamp')
except:
pass
for img in event_metadata['images']:
#parse img url to safe local image name
img_name = img.split('/')[-1]
fn, ext = img_name.split('.')
img_name = slugify(fn) + '.' + ext
local_image = os.path.join(post_dir, img_name)
#TODO: handle the fact that someone might update a post
#and delete / replace an image
if not os.path.exists(local_image):
#download preview image
response = requests.get(img, stream=True)
with open(local_image, 'wb') as img_file:
shutil.copyfileobj(response.raw, img_file)
print('Downloaded event image for event "{}"'.format(event.name))
print('Downloaded image for event "{}"'.format(event.name))
event_metadata['description'] = event_metadata['description'].replace(img, '![]({})'.format(img_name))
if img_name in existing_images:
existing_images.remove(img_name)
for left_over_image in existing_images:
#remove images we found, but which are no longer in remote event
os.remove(os.path.join(post_dir,left_over_image))
print('deleted image', left_over_image)
with open(os.path.join(post_dir,'index.md'),'w') as f:
post = template.render(event = event_metadata)

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