pixiv: normalize pixiv urls in artist entries.

Normalize Pixiv URLs to `https://www.pixiv.net/users/1234` format.

script/fixes/105_normalize_pixiv_artist_urls.rb

@@ -0,0 +1,15 @@
+#!/usr/bin/env ruby
+
+require_relative "base"
+
+CurrentUser.scoped(User.system, "127.0.0.1") do
+  Artist.joins(:urls).where_regex("artist_urls.url", '^https?://www.pixiv.net/member\.php\?id=[0-9]+$').find_each do |artist|
+    artist.update!(url_string: artist.url_string.gsub(%r{https?://www\.pixiv\.net/member\.php\?id=([0-9]+)$}, 'https://www.pixiv.net/users/\1'))
+    puts artist.id
+  end
+
+  Artist.joins(:urls).where_regex("artist_urls.url", '^https?://www.pixiv.net/en/users/[0-9]+$').find_each do |artist|
+    artist.update!(url_string: artist.url_string.gsub(%r{https?://www\.pixiv\.net/en/users/([0-9]+)$}, 'https://www.pixiv.net/users/\1'))
+    puts artist.id
+  end
+end