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gallery-dl/gallery_dl/extractor/imgur.py
2015-11-12 00:18:56 +01:00

70 lines
2.2 KiB
Python

# -*- coding: utf-8 -*-
# Copyright 2015 Mike Fährmann
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
"""Extract images from albums at https://imgur.com/"""
from .common import Extractor, Message
from .. import text
import os.path
info = {
"category": "imgur",
"extractor": "ImgurExtractor",
"directory": ["{category}", "{album-key} - {title}"],
"filename": "{category}_{album-key}_{num:>03}_{name}.{extension}",
"pattern": [
r"(?:https?://)?(?:www\.)?imgur\.com/(?:a|gallery)/([^/?&#]+)",
],
}
class ImgurExtractor(Extractor):
def __init__(self, match):
Extractor.__init__(self)
self.album = match.group(1)
def items(self):
data = self.get_job_metadata()
yield Message.Version, 1
yield Message.Directory, data
for num, url in enumerate(self.get_image_urls(), 1):
name, ext = os.path.splitext(url[20:])
data["num"] = num
data["name"] = name
data["extension"] = ext[1:]
yield Message.Url, url, data
def get_job_metadata(self):
"""Collect metadata for extractor-job"""
page = self.request("https://imgur.com/a/" + self.album).text
data = {
"category": info["category"],
"album-key": self.album,
}
return text.extract_all(page, (
('title', '<meta property="og:title" content="', '"'),
('date' , '"create_datetime":"', '"'),
('count', '"num_images":', ','),
), values=data)[0]
def get_image_urls(self):
"""Yield urls of all images in this album"""
num = 0
while True:
url = "https://imgur.com/a/{}/all/page/{}?scrolled".format(self.album, num)
page = self.request(url).text
pos = begin = text.extract(page, '<div class="posts">', '')[1]
while True:
url, pos = text.extract(page, '<a href="', '"', pos)
if not url:
break
yield "https:" + url
if pos == begin:
return
num += 1