Files
hudozka/utils/Sync/sync/core/post.py
T

93 lines
2.9 KiB
Python

import os
from tempfile import mkstemp
import lxml.html
import kazimir
from sync.core import Sync
from utils.fn import last_good, lmap, combine
from utils.hash import hash_str, hash_file
from utils.image import create_image
from utils.image.resize import image_magick_pdf_to_img
from utils.text.transform import url_encode_text, url_encode_file
class SyncPost(Sync):
def __init__(self, collection, provider, document_type, image_url_base, dir_local_images, sizes, origin):
super().__init__()
self.collection = collection
self.provider = provider
self.sizes = sizes
self.type = document_type
self.image_url_base = image_url_base
self.dir_local_images = dir_local_images
self.origin = origin
def create_id(self, document):
new_id = url_encode_text(document['title'])
document['id'] = document['id'] if 'id' in document else new_id
return document
def create_hash(self, document):
files = sorted(document['images'])
hashes = lmap(
self.provider.hash,
lmap(
lambda i: os.path.join(document['folder'], i),
files
)
)
document['hash'] = hash_str(
combine([hash_str(document)] + hashes)
)
return document
def create(self, document):
if 'date' not in document or not document['date']:
return None
if 'title' not in document or not document['title']:
return None
if self.type:
document['type'] = self.type
post_html = lxml.html.fromstring(document['post'])
images = []
for img in post_html.cssselect('img'):
src = img.get('src')
relative_image_path = os.path.join(document['folder'], src)
img_path = self.provider.get_local(relative_image_path)
if os.path.exists(img_path):
img_id = url_encode_text(os.path.splitext(src)[0])
url_fn = lambda size, ext: self.image_url_base.format(
id=document['id'],
img=img_id,
size=size,
ext=ext.lower()
)
image = create_image(img_path, self.sizes, url_fn, self.dir_local_images)
if image:
images.append(image)
img.set('src', image['data']['big']['url'])
else:
print('fail: ', document['folder'], src)
document['post'] = kazimir.html_from_tree(post_html)
document['images'] = images
document['origin'] = self.origin
return document
def create_remove_query(self, query):
if self.type:
query = {
**query,
'type': self.type,
'origin': self.origin
}
return query