Merge pull request #5032 from nonamethanks/factor-out-weibo

sources: factor out Source::URL::Weibo

app/logical/source/url.rb

@@ -31,6 +31,7 @@ module Source
       Source::URL::Plurk,
       Source::URL::Skeb,
       Source::URL::TwitPic,
+      Source::URL::Weibo,
     ]
 
     # Parse a URL into a subclass of Source::URL, or raise an exception if the URL is not a valid HTTP or HTTPS URL.

app/logical/source/url/weibo.rb

@@ -0,0 +1,95 @@
+# frozen_string_literal: true
+
+class Source::URL::Weibo < Source::URL
+  attr_reader :full_image_url
+
+  def self.match?(url)
+    url.domain.in?(["weibo.com", "weibo.cn", "sinaimg.cn"])
+  end
+
+  def parse
+    case [host, *path_segments]
+
+    # http://ww1.sinaimg.cn/large/69917555gw1f6ggdghk28j20c87lbhdt.jpg
+    # https://wx1.sinaimg.cn/large/002NQ2vhly1gqzqfk1agfj62981aw4qr02.jpg
+    # http://ww4.sinaimg.cn/mw690/77a2d531gw1f4u411ws3aj20m816fagg.jpg (sample)
+    # https://wx4.sinaimg.cn/orj360/e3930166gy1g546bz86cij20u00u040y.jpg (sample)
+    # http://ww3.sinaimg.cn/mw1024/0065kjmOgw1fabcanrzx6j30f00lcjwv.jpg (sample)
+    in /\w+\.sinaimg\.cn/ => host, size, file
+      @full_image_url = "https://#{host}/large/#{file}"
+
+    # http://tw.weibo.com/1300957955/3786333853668537
+    in "tw.weibo.com", /\w+/, /\d+/ => illust_long_id
+      @illust_long_id = illust_long_id
+
+    # http://weibo.com/3357910224/EEHA1AyJP
+    # https://www.weibo.com/5501756072/IF9fugHzj?from=page_1005055501756072_profile&wvr=6&mod=weibotime
+    in /(\w+\.)?weibo\.(com|cn)/, /\d+/ => artist_short_id, /\w+/ => illust_base62_id
+      @artist_short_id = artist_short_id
+      @illust_base62_id = illust_base62_id
+
+    # http://photo.weibo.com/2125874520/wbphotos/large/mid/4194742441135220/pid/7eb64558gy1fnbryb5nzoj20dw10419t
+    # http://photo.weibo.com/5732523783/talbum/detail/photo_id/4029784374069389?prel=p6_3
+    in "photo.weibo.com", /\d+/ => artist_short_id, _, _, _, /\d+/ => illust_long_id, *rest
+      @artist_short_id = artist_short_id
+      @illust_long_id = illust_long_id
+
+    # https://m.weibo.cn/detail/4506950043618873
+    in "m.weibo.cn", "detail", /\d+/ => illust_long_id
+      @illust_base62_id = illust_base62_id
+
+    # https://m.weibo.cn/status/J33G4tH1B
+    in "m.weibo.cn", "status", /\w+/ => illust_base62_id
+      @illust_base62_id = illust_base62_id
+
+    # https://www.weibo.com/u/5501756072
+    # https://m.weibo.cn/profile/5501756072
+    # https://m.weibo.cn/u/5501756072
+    in _, ("u" | "profile"), /\d+/ => artist_short_id
+      @artist_short_id = artist_short_id
+
+    # https://www.weibo.com/5501756072
+    in _, /\d+/ => artist_short_id
+      @artist_short_id = artist_short_id
+
+    in _, "p", /\d+/ => artist_long_id
+      @artist_long_id = artist_long_id
+
+    else
+    end
+  end
+
+  def image_url?
+    full_image_url.present?
+  end
+
+  def profile_urls
+    [profile_short_url, profile_long_url].compact
+  end
+
+  def profile_short_url
+    return if @artist_short_id.blank?
+    "https://www.weibo.com/u/#{@artist_short_id}"
+  end
+
+  def profile_long_url
+    return if @artist_long_id.blank?
+    "https://www.weibo.com/p/#{@artist_long_id}"
+  end
+
+  def mobile_url
+    if @illust_long_id.present?
+      "https://m.weibo.cn/detail/#{@illust_long_id}"
+    elsif @illust_base62_id.present?
+      "https://m.weibo.cn/status/#{@illust_base62_id}"
+    end
+  end
+
+  def normalized_url
+    if @artist_short_id.present? && @illust_base62_id.present?
+      "https://www.weibo.com/#{@artist_short_id}/#{@illust_base62_id}"
+    elsif mobile_url.present?
+      mobile_url
+    end
+  end
+end