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141 lines
4.8 KiB
141 lines
4.8 KiB
# -*- coding: utf-8 -*-
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# Copyright 2019 Mike Fährmann
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License version 2 as
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# published by the Free Software Foundation.
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"""Extractors for https://blog.naver.com/"""
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from .common import GalleryExtractor, Extractor, Message
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from .. import text
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class NaverBase():
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"""Base class for naver extractors"""
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category = "naver"
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root = "https://blog.naver.com"
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class NaverPostExtractor(NaverBase, GalleryExtractor):
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"""Extractor for blog posts on blog.naver.com"""
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subcategory = "post"
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filename_fmt = "{num:>03}.{extension}"
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directory_fmt = ("{category}", "{blog[user]} {blog[id]}",
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"{post[date]:%Y-%m-%d} {post[title]}")
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archive_fmt = "{blog[id]}_{post[num]}_{num}"
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pattern = (r"(?:https?://)?blog\.naver\.com/"
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r"(?:PostView\.nhn\?blogId=(\w+)&logNo=(\d+)|(\w+)/(\d+)/?$)")
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test = (
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("https://blog.naver.com/rlfqjxm0/221430673006", {
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"url": "6c694f3aced075ed5e9511f1e796d14cb26619cc",
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"keyword": "a6e23d19afbee86b37d6e7ad934650c379d2cb1e",
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}),
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(("https://blog.naver.com/PostView.nhn"
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"?blogId=rlfqjxm0&logNo=221430673006"), {
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"url": "6c694f3aced075ed5e9511f1e796d14cb26619cc",
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"keyword": "a6e23d19afbee86b37d6e7ad934650c379d2cb1e",
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}),
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)
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def __init__(self, match):
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blog_id = match.group(1)
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if blog_id:
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self.blog_id = blog_id
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self.post_id = match.group(2)
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else:
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self.blog_id = match.group(3)
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self.post_id = match.group(4)
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url = "{}/PostView.nhn?blogId={}&logNo={}".format(
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self.root, self.blog_id, self.post_id)
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GalleryExtractor.__init__(self, match, url)
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def metadata(self, page):
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extr = text.extract_from(page)
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data = {
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"post": {
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"title" : extr('"og:title" content="', '"'),
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"description": extr('"og:description" content="', '"'),
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"num" : text.parse_int(self.post_id),
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},
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"blog": {
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"id" : self.blog_id,
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"num" : text.parse_int(extr("var blogNo = '", "'")),
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"user" : extr("var nickName = '", "'"),
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},
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}
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data["post"]["date"] = text.parse_datetime(
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extr('se_publishDate pcol2">', '<') or
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extr('_postAddDate">', '<'), "%Y. %m. %d. %H:%M")
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return data
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def images(self, page):
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return [
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(url.replace("://post", "://blog", 1).partition("?")[0], None)
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for url in text.extract_iter(page, 'data-lazy-src="', '"')
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]
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class NaverBlogExtractor(NaverBase, Extractor):
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"""Extractor for a user's blog on blog.naver.com"""
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subcategory = "blog"
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categorytransfer = True
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pattern = (r"(?:https?://)?blog\.naver\.com/"
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r"(?:PostList.nhn\?(?:[^&#]+&)*blogId=([^&#]+)|(\w+)/?$)")
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test = (
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("https://blog.naver.com/gukjung", {
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"pattern": NaverPostExtractor.pattern,
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"count": 12,
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"range": "1-12",
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}),
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("https://blog.naver.com/PostList.nhn?blogId=gukjung", {
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"pattern": NaverPostExtractor.pattern,
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"count": 12,
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"range": "1-12",
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}),
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)
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def __init__(self, match):
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Extractor.__init__(self, match)
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self.blog_id = match.group(1) or match.group(2)
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def items(self):
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# fetch first post number
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url = "{}/PostList.nhn?blogId={}".format(self.root, self.blog_id)
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post_num = text.extract(
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self.request(url).text, 'gnFirstLogNo = "', '"',
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)[0]
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# setup params for API calls
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url = "{}/PostViewBottomTitleListAsync.nhn".format(self.root)
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params = {
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"blogId" : self.blog_id,
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"logNo" : post_num or "0",
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"viewDate" : "",
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"categoryNo" : "",
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"parentCategoryNo" : "",
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"showNextPage" : "true",
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"showPreviousPage" : "false",
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"sortDateInMilli" : "",
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"isThumbnailViewType": "false",
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"countPerPage" : "",
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}
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# loop over all posts
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while True:
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data = self.request(url, params=params).json()
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for post in data["postList"]:
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post["url"] = "{}/PostView.nhn?blogId={}&logNo={}".format(
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self.root, self.blog_id, post["logNo"])
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post["_extractor"] = NaverPostExtractor
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yield Message.Queue, post["url"], post
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if not data["hasNextPage"]:
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return
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params["logNo"] = data["nextIndexLogNo"]
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params["sortDateInMilli"] = data["nextIndexSortDate"]
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