Files
gallery-dl/gallery_dl/extractor/danbooru.py

63 lines
2.0 KiB
Python

from .common import AsyncExtractor
from ..util import filename_from_url
import xml.etree.ElementTree as ET
import json
import urllib.parse
class BooruExtractor(AsyncExtractor):
def __init__(self, match, config):
AsyncExtractor.__init__(self, config)
self.tags = urllib.parse.unquote(match.group(1))
self.category = "booru"
self.params = {"tags": self.tags}
self.page = "page"
self.directory = self.tags.replace("/", "_")
def update_page(self, reset=False):
# Override this method in derived classes if necessary.
# It is usually enough to adjust the 'page' attribute
if reset is False:
self.params[self.page] += 1
else:
self.params[self.page] = 1
class JSONBooruExtractor(BooruExtractor):
def images(self):
self.update_page(reset=True)
while True:
images = json.loads(
self.request(self.api_url, verify=True, params=self.params).text
)
if len(images) == 0:
return
for img in images:
url = urllib.parse.urljoin(self.api_url, img["file_url"])
name = "{}_{}".format(self.category, filename_from_url(url))
yield url, name
self.update_page()
class XMLBooruExtractor(BooruExtractor):
def images(self):
self.update_page(reset=True)
while True:
root = ET.fromstring(
self.request(self.api_url, verify=True, params=self.params).text
)
if len(root) == 0:
return
for item in root:
url = item.attrib["file_url"]
name = "{}_{}".format(self.category, filename_from_url(url))
yield url, name
self.update_page()
class Extractor(JSONBooruExtractor):
def __init__(self, match, config):
JSONBooruExtractor.__init__(self, match, config)
self.category = "danbooru"
self.api_url = "https://danbooru.donmai.us/posts.json"