feed: support the parsing of OPDS type feeds
This commit is contained in:
rra
parent
9d9c87809d
commit
1f1bb7874e
@ -50,37 +50,60 @@ def create_frontmatter(entry):
|
||||
"""
|
||||
parse RSS metadata and return as frontmatter
|
||||
"""
|
||||
if "published" in entry:
|
||||
if 'published' in entry:
|
||||
published = entry.published_parsed
|
||||
if "updated" in entry:
|
||||
if 'updated' in entry:
|
||||
published = entry.updated_parsed
|
||||
|
||||
published = arrow.get(published)
|
||||
|
||||
if "author" in entry:
|
||||
if 'author' in entry:
|
||||
author = entry.author
|
||||
else:
|
||||
author = ""
|
||||
author = ''
|
||||
|
||||
if "title" in entry:
|
||||
title = entry.title
|
||||
if 'authors' in entry:
|
||||
authors = []
|
||||
for a in entry.authors:
|
||||
authors.append(a['name'])
|
||||
|
||||
if 'summary' in entry:
|
||||
summary = entry.summary
|
||||
else:
|
||||
title = ""
|
||||
summary = ''
|
||||
|
||||
if 'publisher' in entry:
|
||||
publisher = entry.publisher
|
||||
else:
|
||||
publisher = ''
|
||||
|
||||
tags = []
|
||||
if "tags" in entry:
|
||||
if 'tags' in entry:
|
||||
#TODO finish categories
|
||||
for t in entry.tags:
|
||||
tags.append(t["term"])
|
||||
tags.append(t['term'])
|
||||
|
||||
if "opds" in entry:
|
||||
frontmatter = {
|
||||
"title": title,
|
||||
"date": published.format(),
|
||||
"summary": "",
|
||||
"author": author,
|
||||
"original_link": entry.link,
|
||||
"feed_name": entry["feed_name"],
|
||||
"tags": str(tags),
|
||||
'title':entry.title,
|
||||
'date': published.format(),
|
||||
'summary': summary,
|
||||
'author': ",".join(authors),
|
||||
'publisher': publisher,
|
||||
'original_link': entry.links[0]['href'].replace('opds/cover/','books/'),
|
||||
'feed_name': entry['feed_name'],
|
||||
'tags': str(tags),
|
||||
'category': "books"
|
||||
}
|
||||
else:
|
||||
frontmatter = {
|
||||
'title':entry.title,
|
||||
'date': published.format(),
|
||||
'summary': '',
|
||||
'author': author,
|
||||
'original_link': entry.link,
|
||||
'feed_name': entry['feed_name'],
|
||||
'tags': str(tags)
|
||||
}
|
||||
|
||||
return frontmatter
|
||||
@ -132,28 +155,31 @@ def create_post(post_dir, entry):
|
||||
print("created post for", entry.title, "({})".format(entry.link))
|
||||
|
||||
|
||||
def grab_media(post_directory, url):
|
||||
def grab_media(post_directory, url, prefered_name=None):
|
||||
"""
|
||||
download media linked in post to have local copy
|
||||
if download succeeds return new local path otherwise return url
|
||||
"""
|
||||
image = urlparse(url).path.split("/")[-1]
|
||||
media_item = urlparse(url).path.split('/')[-1]
|
||||
|
||||
if prefered_name:
|
||||
media_item = prefered_name
|
||||
|
||||
try:
|
||||
if not os.path.exists(os.path.join(post_directory, image)):
|
||||
if not os.path.exists(os.path.join(post_directory, media_item)):
|
||||
#TODO: stream is true is a conditional so we could check the headers for things, mimetype etc
|
||||
response = requests.get(url, stream=True)
|
||||
if response.ok:
|
||||
with open(os.path.join(post_directory, image), "wb") as img_file:
|
||||
shutil.copyfileobj(response.raw, img_file)
|
||||
print("Downloaded cover image", image)
|
||||
return image
|
||||
return image
|
||||
elif os.path.exists(os.path.join(post_directory, image)):
|
||||
return image
|
||||
with open(os.path.join(post_directory, media_item), 'wb') as media_file:
|
||||
shutil.copyfileobj(response.raw, media_file)
|
||||
print('Downloaded media item', media_item)
|
||||
return media_item
|
||||
return media_item
|
||||
elif os.path.exists(os.path.join(post_directory, media_item)):
|
||||
return media_item
|
||||
|
||||
except Exception as e:
|
||||
print("Failed to download image", url)
|
||||
print('Failed to download image', url)
|
||||
print(e)
|
||||
return url
|
||||
|
||||
@ -208,6 +234,58 @@ def grab_feed(feed_url):
|
||||
return data
|
||||
return False
|
||||
|
||||
def create_opds_post(post_dir, entry):
|
||||
"""
|
||||
create a HUGO post based on OPDS entry
|
||||
or update it if the timestamp is newer
|
||||
Downloads the cover & file
|
||||
"""
|
||||
|
||||
frontmatter = create_frontmatter(entry)
|
||||
|
||||
template_dir = os.path.join(Path(__file__).parent.resolve(), "templates")
|
||||
env = jinja2.Environment(loader=jinja2.FileSystemLoader(template_dir))
|
||||
template = env.get_template("feed.md")
|
||||
|
||||
if not os.path.exists(post_dir):
|
||||
os.makedirs(post_dir)
|
||||
|
||||
if os.path.exists(os.path.join(post_dir, '.timestamp')):
|
||||
old_timestamp = open(os.path.join(post_dir, '.timestamp')).read()
|
||||
old_timestamp = arrow.get(float(old_timestamp))
|
||||
current_timestamp = arrow.get(entry['updated_parsed'])
|
||||
|
||||
if current_timestamp > old_timestamp:
|
||||
pass
|
||||
else:
|
||||
print('Book "{}..." already up to date'.format(entry['title'][:32]))
|
||||
return
|
||||
|
||||
for item in entry.links:
|
||||
ft = item['type'].split('/')[-1]
|
||||
fn = item['rel'].split('/')[-1]
|
||||
|
||||
if fn == "acquisition":
|
||||
fn = "publication" #calling the publications acquisition is weird
|
||||
|
||||
prefered_name = "{}-{}.{}".format(fn, slugify(entry['title']), ft)
|
||||
|
||||
grab_media(post_dir, item['href'], prefered_name)
|
||||
|
||||
if "summary" in entry:
|
||||
summary = entry.summary
|
||||
else:
|
||||
summary = ""
|
||||
|
||||
with open(os.path.join(post_dir,'index.md'),'w') as f:
|
||||
post = template.render(frontmatter=sanitize_yaml(frontmatter), content=summary)
|
||||
f.write(post)
|
||||
print('created post for Book', entry.title)
|
||||
|
||||
with open(os.path.join(post_dir, '.timestamp'), 'w') as f:
|
||||
timestamp = arrow.get(entry['updated_parsed'])
|
||||
f.write(timestamp.format('X'))
|
||||
|
||||
|
||||
def main():
|
||||
feed_urls = open("feeds_list.txt", "r").read().splitlines()
|
||||
@ -252,6 +330,15 @@ def main():
|
||||
data = grab_feed(feed_url)
|
||||
|
||||
if data:
|
||||
|
||||
opds_feed = False
|
||||
for i in data.feed['links']:
|
||||
if i['rel'] == 'self':
|
||||
if 'opds' in i['type']:
|
||||
opds_feed = True
|
||||
print("OPDS type feed!")
|
||||
|
||||
|
||||
for entry in data.entries:
|
||||
# if 'tags' in entry:
|
||||
# for tag in entry.tags:
|
||||
@ -261,6 +348,7 @@ def main():
|
||||
entry["feed_name"] = feed_name
|
||||
|
||||
post_name = slugify(entry.title)
|
||||
|
||||
# pixelfed returns the whole post text as the post name. max
|
||||
# filename length is 255 on many systems. here we're shortening
|
||||
# the name and adding a hash to it to avoid a conflict in a
|
||||
@ -268,14 +356,26 @@ def main():
|
||||
if len(post_name) > 150:
|
||||
post_hash = md5(bytes(post_name, "utf-8"))
|
||||
post_name = post_name[:150] + "-" + post_hash.hexdigest()
|
||||
|
||||
if opds_feed:
|
||||
entry['opds'] = True
|
||||
#format: Beyond-Debiasing-Report_Online-75535a4886e3
|
||||
post_name = slugify(entry['title'])+'-'+entry['id'].split('-')[-1]
|
||||
|
||||
post_dir = os.path.join(output_dir, feed_name, post_name)
|
||||
|
||||
if post_name not in existing_posts:
|
||||
# if there is a blog entry we dont already have, make it
|
||||
if opds_feed:
|
||||
create_opds_post(post_dir, entry)
|
||||
else:
|
||||
create_post(post_dir, entry)
|
||||
|
||||
elif post_name in existing_posts:
|
||||
# if we already have it, update it
|
||||
if opds_feed:
|
||||
create_opds_post(post_dir, entry)
|
||||
else:
|
||||
create_post(post_dir, entry)
|
||||
existing_posts.remove(
|
||||
post_name
|
||||
|
||||
Loading…
Reference in New Issue
Block a user