Files
danbooru/app/logical/sources/strategies/fanbox.rb
evazion a7dc05ce63 Enable frozen string literals.
Make all string literals immutable by default.
2021-12-14 21:33:27 -06:00

190 lines
6.8 KiB
Ruby

# frozen_string_literal: true
# Image URLs #############################################################
#
# * OLD DOMAIN
# ** https://fanbox.pixiv.net/images/post/39714/JvjJal8v1yLgc5DPyEI05YpT.png
#
# * NEW DOMAIN
# ** https://downloads.fanbox.cc/images/post/39714/JvjJal8v1yLgc5DPyEI05YpT.png (full res)
# ** https://downloads.fanbox.cc/images/post/39714/c/1200x630/JvjJal8v1yLgc5DPyEI05YpT.jpeg (sample)
# ** https://downloads.fanbox.cc/images/post/39714/w/1200/JvjJal8v1yLgc5DPyEI05YpT.jpeg (sample)
#
# * POST COVERS
# * https://pixiv.pximg.net/c/1200x630_90_a2_g5/fanbox/public/images/post/186919/cover/VCI1Mcs2rbmWPg0mmiTisovn.jpeg
#
# * PROFILE IMAGES
# * https://pixiv.pximg.net/c/400x400_90_a2_g5/fanbox/public/images/creator/1566167/profile/Ix6bnJmTaOAFZhXHLbWyIY1e.jpeg
# * https://pixiv.pximg.net/fanbox/public/images/creator/1566167/profile/Ix6bnJmTaOAFZhXHLbWyIY1e.jpeg (dead URL type)
# * https://pixiv.pximg.net/c/1620x580_90_a2_g5/fanbox/public/images/creator/1566167/cover/WPqKsvKVGRq4qUjKFAMi23Z5.jpeg
# * https://pixiv.pximg.net/c/936x600_90_a2_g5/fanbox/public/images/plan/4635/cover/L6AZNneFuHW6r25CHHlkpHg4.jpeg
#
# Page URLs ##############################################################
#
# * OLD
# ** https://www.pixiv.net/fanbox/creator/1566167/post/39714
#
# * NEW
# ** https://omu001.fanbox.cc/posts/39714
# ** https://www.fanbox.cc/@tsukiori/posts/1080657
# ** https://brllbrll.fanbox.cc/posts/626093 (R-18)
#
#
# Profile URLs ###########################################################
#
# * OLD
# ** https://www.pixiv.net/fanbox/creator/1566167
#
# * NEW
# ** https://omu001.fanbox.cc/
#
module Sources
module Strategies
class Fanbox < Base
PROFILE_OLD = %r{\Ahttps?://(?:www\.)?pixiv\.net/fanbox/creator/(?<artist_id>\d+)}i
PROFILE_NEW = %r{\Ahttps?://(?:(?!www|downloads)(?<artist_name>[\w-]+)\.fanbox\.cc|(?:www\.)?fanbox\.cc/@(?<artist_name>[\w-]+))}i
PAGE_OLD = %r{#{PROFILE_OLD}/post/(?<illust_id>\d+)}i
PAGE_NEW = %r{#{PROFILE_NEW}/posts/(?<illust_id>\d+)}i
IMAGE = %r{\Ahttps?://(?:fanbox\.pixiv\.net|downloads\.fanbox\.cc)/images/post/(?<illust_id>\d+)/(?:\w+/)*\w+\.\w+}i
OTHER_IMAGES = %r{\Ahttps?://pixiv\.pximg\.net/.*/fanbox/.*?/(?:(?:creator|user)/(?<artist_id>\d+)|post/(?<illust_id>\d+))?/(?:.*/)?\w+\.\w+}i
def domains
["fanbox.cc", "pixiv.net", "pximg.net"]
end
def site_name
"Pixiv Fanbox"
end
def image_urls
if url =~ IMAGE || url =~ OTHER_IMAGES
[url.gsub(%r{/w/\d+/}, "/")]
elsif api_response.present?
# There's two ways pics are returned via api:
# Pics in proper array: https://yanmi0308.fanbox.cc/posts/1141325
# Embedded pics (imageMap): https://www.fanbox.cc/@tsukiori/posts/1080657
images = api_response.dig("body", "images").to_a + api_response.dig("body", "imageMap").to_a.map { |id| id[1] }
# The following is needed because imageMap is sorted alphabetically rather than by image order
sort_order = api_response.dig("body", "blocks").to_a.map { |b| b["imageId"] if b["type"] == "image" }.compact.uniq
images = images.sort_by { |img| sort_order.index(img["id"]) } if sort_order.present?
images.map { |img| img["originalUrl"] }
else
[url.gsub(%r{/w/\d+/}, "/")]
end
end
def page_url
if illust_id.present?
"https://#{artist_name}.fanbox.cc/posts/#{illust_id}"
elsif url =~ OTHER_IMAGES && artist_name.present?
# Cover images
"https://#{artist_name}.fanbox.cc"
end
end
def normalize_for_source
if illust_id.present?
if artist_name_from_url.present?
"https://#{artist_name_from_url}.fanbox.cc/posts/#{illust_id}"
elsif artist_id_from_url.present?
"https://www.pixiv.net/fanbox/creator/#{artist_id_from_url}/post/#{illust_id}"
end
elsif artist_id_from_url.present?
# Cover images
"https://www.pixiv.net/fanbox/creator/#{artist_id_from_url}"
end
end
def profile_url
return if artist_name.blank?
"https://#{artist_name}.fanbox.cc"
end
def artist_name
artist_name_from_url || api_response["creatorId"] || artist_api_response["creatorId"]
end
def display_name
api_response.dig("user", "name") || artist_api_response.dig("user", "name")
end
def other_names
[artist_name, display_name].compact.uniq
end
def tags
api_response["tags"].to_a.map { |tag| [tag, "https://fanbox.cc/tags/#{tag}"] }
end
def artist_commentary_title
api_response["title"]
end
def artist_commentary_desc
body = api_response["body"]
return if body.blank?
if body["text"].present?
body["text"]
elsif body["blocks"].present?
# Reference: https://official.fanbox.cc/posts/182757
# Commentary can get pretty complex, but unfortunately it's served in json format so it's a pain to parse it.
# I've left out parsing external embeds because each supported site has its own id mapped to the domain
commentary = body["blocks"].map do |node|
if node["type"] == "image"
body["imageMap"][node["imageId"]]["originalUrl"]
else
node["text"] || "\n"
end
end
commentary.join("\n")
end
end
def illust_id
urls.map { |url| url[PAGE_NEW, :illust_id] || url[IMAGE, :illust_id] || url[PAGE_OLD, :illust_id] || url[OTHER_IMAGES, :illust_id] }.compact.first
end
def artist_id_from_url
urls.map { |url| url[PAGE_OLD, :artist_id] || url[OTHER_IMAGES, :artist_id] }.compact.first
end
def artist_name_from_url
urls.map { |url| url[PROFILE_NEW, :artist_name] }.compact.first
end
def api_response
return {} if illust_id.blank?
resp = client.get("https://api.fanbox.cc/post.info?postId=#{illust_id}")
json_response = JSON.parse(resp)["body"]
# At some point in 2020 fanbox stopped hiding R18 posts from the api
# This check exists in case they ever start blocking them again
return {} if json_response["restrictedFor"] == 2 && json_response["body"].blank?
json_response
rescue JSON::ParserError
{}
end
def artist_api_response
# Needed to fetch artist from cover pages
return {} if artist_id_from_url.blank?
resp = client.get("https://api.fanbox.cc/creator.get?userId=#{artist_id_from_url}")
JSON.parse(resp)["body"]
rescue JSON::ParserError
{}
end
def client
@client ||= http.headers(Origin: "https://fanbox.cc").cache(1.minute)
end
end
end
end