discourse/script/import_scripts/ipboard3.rb

411 lines
12 KiB
Ruby

require "mysql2"
require "reverse_markdown"
require File.expand_path(File.dirname(__FILE__) + "/base.rb")
class ImportScripts::IPBoard3 < ImportScripts::Base
BATCH_SIZE ||= 5000
UPLOADS_DIR ||= "/path/to/uploads"
def initialize
super
@client = Mysql2::Client.new(
host: ENV["DB_HOST"] || "localhost",
username: ENV["DB_USER"] || "root",
password: ENV["DB_PW"],
database: ENV["DB_NAME"],
)
@client.query("SET character_set_results = binary")
end
def execute
import_users
import_categories
import_topics
import_posts
close_topics
import_personal_topics
import_personal_posts
end
def import_users
puts "", "importing users..."
last_user_id = -1
total_users = mysql_query("SELECT COUNT(*) count FROM members").first["count"]
batches(BATCH_SIZE) do |offset|
users = mysql_query(<<~SQL
SELECT member_id id
, name
, email
, joined
, ip_address
, title
, CONCAT(bday_year, '-', bday_month, '-', bday_day) date_of_birth
, last_activity
, member_banned
, g_title
, pp_main_photo
, pp_about_me
FROM members
LEFT JOIN groups ON member_group_id = g_id
LEFT JOIN profile_portal ON member_id = pp_member_id
WHERE member_id > #{last_user_id}
ORDER BY member_id
LIMIT #{BATCH_SIZE}
SQL
).to_a
break if users.empty?
last_user_id = users[-1]["id"]
create_users(users, total: total_users, offset: offset) do |u|
next if user_id_from_imported_user_id(u["id"])
%W{name email title pp_about_me}.each { |k| u[k]&.encode!("utf-8", "utf-8", invalid: :replace, undef: :replace, replace: "") }
next if u["name"].blank? && !Email.is_valid?(u["email"])
{
id: u["id"],
username: u["name"],
email: u["email"],
created_at: Time.zone.at(u["joined"]),
registration_ip_address: u["ip_address"],
title: CGI.unescapeHTML(u["title"].presence || ""),
date_of_birth: (Date.parse(u["date_of_birth"]) rescue nil),
last_seen_at: Time.zone.at(u["last_activity"]),
admin: !!(u["g_title"] =~ /admin/i),
moderator: !!(u["g_title"] =~ /moderator/i),
bio_raw: clean_up(u["pp_about_me"]),
post_create_action: proc do |new_user|
if u["member_banned"] == 1
new_user.update(suspended_at: DateTime.now, suspended_till: 100.years.from_now)
elsif u["pp_main_photo"].present?
path = File.join(UPLOADS_DIR, u["pp_main_photo"])
if File.exists?(path)
begin
upload = create_upload(new_user.id, path, File.basename(path))
if upload.persisted?
new_user.create_user_avatar
new_user.user_avatar.update(custom_upload_id: upload.id)
new_user.update(uploaded_avatar_id: upload.id)
end
rescue
# don't care
end
end
end
end
}
end
end
end
def import_categories
puts "", "importing categories..."
categories = mysql_query("SELECT id, parent_id, name, description, position FROM forums ORDER BY id").to_a
parent_categories = categories.select { |c| c["parent_id"] == -1 }
child_categories = categories.select { |c| c["parent_id"] != -1 }
create_categories(parent_categories) do |c|
next if category_id_from_imported_category_id(c["id"])
{
id: c["id"],
name: c["name"].encode("utf-8", "utf-8"),
description: clean_up(c["description"]),
position: c["position"],
}
end
create_categories(child_categories) do |c|
next if category_id_from_imported_category_id(c["id"])
{
id: c["id"],
parent_category_id: category_id_from_imported_category_id(c["parent_id"]),
name: c["name"].encode("utf-8", "utf-8"),
description: clean_up(c["description"]),
position: c["position"],
}
end
end
def import_topics
puts "", "importing topics..."
@closed_topic_ids = []
last_topic_id = -1
total_topics = mysql_query(<<~SQL
SELECT COUNT(*) count
FROM topics
JOIN posts ON tid = topic_id
WHERE tdelete_time = 0
AND pdelete_time = 0
AND new_topic = 1
AND approved = 1
AND queued = 0
SQL
).first["count"]
batches(BATCH_SIZE) do |offset|
topics = mysql_query(<<~SQL
SELECT tid id
, title
, state
, starter_id
, start_date
, views
, forum_id
, pinned
, post
FROM topics
JOIN posts ON tid = topic_id
WHERE tdelete_time = 0
AND pdelete_time = 0
AND new_topic = 1
AND approved = 1
AND queued = 0
AND tid > #{last_topic_id}
ORDER BY tid
LIMIT #{BATCH_SIZE}
SQL
).to_a
break if topics.empty?
last_topic_id = topics[-1]["id"]
create_posts(topics, total: total_topics, offset: offset) do |t|
@closed_topic_ids << "t-#{t["id"]}" if t["state"] != "open"
next if post_id_from_imported_post_id("t-#{t["id"]}")
created_at = Time.zone.at(t["start_date"])
user_id = user_id_from_imported_user_id(t["starter_id"]) || -1
{
id: "t-#{t["id"]}",
title: CGI.unescapeHTML(t["title"].encode("utf-8", "utf-8")),
user_id: user_id,
created_at: created_at,
views: t["views"],
category: category_id_from_imported_category_id(t["forum_id"]),
pinned_at: t["pinned"] == 1 ? created_at : nil,
raw: clean_up(t["post"], user_id),
}
end
end
end
def import_posts
puts "", "importing posts..."
last_post_id = -1
total_posts = mysql_query(<<~SQL
SELECT COUNT(*) count
FROM posts
WHERE new_topic = 0
AND pdelete_time = 0
AND queued = 0
SQL
).first["count"]
batches(BATCH_SIZE) do |offset|
posts = mysql_query(<<~SQL
SELECT pid id
, author_id
, post_date
, post
, topic_id
FROM posts
WHERE new_topic = 0
AND pdelete_time = 0
AND queued = 0
AND pid > #{last_post_id}
ORDER BY pid
LIMIT #{BATCH_SIZE}
SQL
).to_a
break if posts.empty?
last_post_id = posts[-1]["id"]
create_posts(posts, total: total_posts, offset: offset) do |p|
next if post_id_from_imported_post_id(p["id"])
next unless t = topic_lookup_from_imported_post_id("t-#{p["topic_id"]}")
user_id = user_id_from_imported_user_id(p["author_id"]) || -1
{
id: p["id"],
user_id: user_id,
created_at: Time.zone.at(p["post_date"]),
raw: clean_up(p["post"], user_id),
topic_id: t[:topic_id],
}
end
end
end
def close_topics
puts "", "closing #{@closed_topic_ids.size} topics..."
sql = <<~SQL
WITH closed_topic_ids AS (
SELECT t.id AS topic_id
FROM post_custom_fields pcf
JOIN posts p ON p.id = pcf.post_id
JOIN topics t ON t.id = p.topic_id
WHERE pcf.name = 'import_id'
AND pcf.value IN (?)
)
UPDATE topics
SET closed = true
WHERE id IN (SELECT topic_id FROM closed_topic_ids)
SQL
Topic.exec_sql(sql, @closed_topic_ids)
end
def import_personal_topics
puts "", "import personal topics..."
last_personal_topic_id = -1
total_personal_topics = mysql_query(<<~SQL
SELECT COUNT(*) count
FROM message_topics
JOIN message_posts ON msg_topic_id = mt_id
WHERE mt_is_deleted = 0
AND msg_is_first_post = 1
SQL
).first["count"]
batches(BATCH_SIZE) do |offset|
personal_topics = mysql_query(<<~SQL
SELECT mt_id id
, mt_date
, mt_title
, mt_starter_id
, mt_to_member_id
, mt_invited_members
, msg_post
FROM message_topics
JOIN message_posts ON msg_topic_id = mt_id
WHERE mt_is_deleted = 0
AND msg_is_first_post = 1
AND mt_id > #{last_personal_topic_id}
ORDER BY mt_id
LIMIT #{BATCH_SIZE}
SQL
).to_a
break if personal_topics.empty?
last_personal_topic_id = personal_topics[-1]["id"]
create_posts(personal_topics, total: total_personal_topics, offset: offset) do |pt|
next if post_id_from_imported_post_id("pt-#{pt["id"]}")
user_id = user_id_from_imported_user_id(pt["mt_starter_id"]) || -1
user_ids = [pt["mt_to_member_id"]] + pt["mt_invited_members"].scan(/i:(\d+);/).flatten.map(&:to_i)
user_ids.map! { |id| user_id_from_imported_user_id(id) }
user_ids.compact!
user_ids.uniq!
{
archetype: Archetype.private_message,
id: "pt-#{pt["id"]}",
created_at: Time.zone.at(pt["mt_date"]),
title: CGI.unescapeHTML(pt["mt_title"].encode("utf-8", "utf-8")),
user_id: user_id,
target_usernames: User.where(id: user_ids).pluck(:username),
raw: clean_up(pt["msg_post"], user_id),
}
end
end
end
def import_personal_posts
puts "", "importing personal posts..."
last_personal_post_id = -1
total_personal_posts = mysql_query("SELECT COUNT(*) count FROM message_posts WHERE msg_is_first_post = 0").first["count"]
batches(BATCH_SIZE) do |offset|
personal_posts = mysql_query(<<~SQL
SELECT msg_id id
, msg_topic_id
, msg_date
, msg_post
, msg_author_id
FROM message_posts
WHERE msg_is_first_post = 0
AND msg_id > #{last_personal_post_id}
ORDER BY msg_id
LIMIT #{BATCH_SIZE}
SQL
).to_a
break if personal_posts.empty?
last_personal_post_id = personal_posts[-1]["id"]
create_posts(personal_posts, total: total_personal_posts, offset: offset) do |pp|
next if post_id_from_imported_post_id("pp-#{pp["id"]}")
next unless t = topic_lookup_from_imported_post_id("pt-#{pp["msg_topic_id"]}")
user_id = user_id_from_imported_user_id(pp["msg_author_id"]) || -1
{
id: "pp-#{pp["id"]}",
topic_id: t[:topic_id],
created_at: Time.zone.at(pp["msg_date"]),
raw: clean_up(pp["msg_post"], user_id),
user_id: user_id,
}
end
end
end
def clean_up(raw, user_id = -1)
raw.encode!("utf-8", "utf-8", invalid: :replace, undef: :replace, replace: "")
raw.gsub!(/<(.+)>&nbsp;<\/\1>/, "\n\n")
doc = Nokogiri::HTML.fragment(raw)
doc.css("blockquote.ipsBlockquote").each do |bq|
post_id = post_id_from_imported_post_id(bq["data-cid"])
if post = Post.find_by(id: post_id)
bq.replace %{<br>[quote="#{post.user.username},post:#{post.post_number},topic:#{post.topic_id}"]\n#{bq.inner_html}\n[/quote]<br>}
end
end
markdown = ReverseMarkdown.convert(doc.to_html)
markdown.gsub!(/\[attachment=(\d+):.+\]/) do
if a = mysql_query("SELECT attach_file, attach_location FROM attachments WHERE attach_id = #{$1}").first
path = File.join(UPLOADS_DIR, a["attach_location"])
if File.exists?(path)
begin
upload = create_upload(user_id, path, a["attach_file"])
return html_for_upload(upload, a["attach_file"]) if upload.persisted?
rescue
end
end
end
end
markdown
end
def mysql_query(sql)
@client.query(sql)
end
end
ImportScripts::IPBoard3.new.perform