discourse/script/bulk_import/vbulletin.rb

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# frozen_string_literal: true
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require_relative "base"
require "set"
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require "mysql2"
require "htmlentities"
require "parallel"
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class BulkImport::VBulletin < BulkImport::Base
TABLE_PREFIX ||= ENV['TABLE_PREFIX'] || "vb_"
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SUSPENDED_TILL ||= Date.new(3000, 1, 1)
ATTACHMENT_DIR ||= ENV['ATTACHMENT_DIR'] || '/shared/import/data/attachments'
AVATAR_DIR ||= ENV['AVATAR_DIR'] || '/shared/import/data/customavatars'
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def initialize
super
host = ENV["DB_HOST"] || "localhost"
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username = ENV["DB_USERNAME"] || "root"
password = ENV["DB_PASSWORD"]
database = ENV["DB_NAME"] || "vbulletin"
charset = ENV["DB_CHARSET"] || "utf8"
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@html_entities = HTMLEntities.new
@encoding = CHARSET_MAP[charset]
@client = Mysql2::Client.new(
host: host,
username: username,
password: password,
database: database,
encoding: charset,
reconnect: true
)
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@client.query_options.merge!(as: :array, cache_rows: false)
@has_post_thanks = mysql_query(<<-SQL
SELECT `COLUMN_NAME`
FROM `INFORMATION_SCHEMA`.`COLUMNS`
WHERE `TABLE_SCHEMA`='#{database}'
AND `TABLE_NAME`='user'
AND `COLUMN_NAME` LIKE 'post_thanks_%'
SQL
).to_a.count > 0
@user_ids_by_email = {}
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end
def execute
# enable as per requirement:
# SiteSetting.automatic_backups_enabled = false
# SiteSetting.disable_emails = "non-staff"
# SiteSetting.authorized_extensions = '*'
# SiteSetting.max_image_size_kb = 102400
# SiteSetting.max_attachment_size_kb = 102400
# SiteSetting.clean_up_uploads = false
# SiteSetting.clean_orphan_uploads_grace_period_hours = 43200
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import_groups
import_users
import_group_users
import_user_emails
import_user_stats
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import_user_passwords
import_user_salts
import_user_profiles
import_categories
import_topics
import_posts
import_likes
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import_private_topics
import_topic_allowed_users
import_private_posts
create_permalink_file
import_attachments
import_avatars
import_signatures
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end
def execute_after
max_age = SiteSetting.delete_user_max_post_age
SiteSetting.delete_user_max_post_age = 50 * 365
merge_duplicated_users
SiteSetting.delete_user_max_post_age = max_age
end
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def import_groups
puts '', "Importing groups..."
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groups = mysql_stream <<-SQL
SELECT usergroupid, title, description, usertitle
FROM #{TABLE_PREFIX}usergroup
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WHERE usergroupid > #{@last_imported_group_id}
ORDER BY usergroupid
SQL
create_groups(groups) do |row|
{
imported_id: row[0],
name: normalize_text(row[1]),
bio_raw: normalize_text(row[2]),
title: normalize_text(row[3]),
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}
end
end
def import_users
puts '', "Importing users..."
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users = mysql_stream <<-SQL
SELECT u.userid, username, email, joindate, birthday, ipaddress, u.usergroupid, bandate, liftdate
FROM #{TABLE_PREFIX}user u
LEFT JOIN #{TABLE_PREFIX}userban ub ON ub.userid = u.userid
WHERE u.userid > #{@last_imported_user_id}
ORDER BY u.userid
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SQL
create_users(users) do |row|
u = {
imported_id: row[0],
username: normalize_text(row[1]),
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name: normalize_text(row[1]),
email: row[2],
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created_at: Time.zone.at(row[3]),
date_of_birth: parse_birthday(row[4]),
primary_group_id: group_id_from_imported_id(row[6]),
}
u[:ip_address] = row[5][/\b(?:\d{1,3}\.){3}\d{1,3}\b/] if row[5].present?
if row[7]
u[:suspended_at] = Time.zone.at(row[7])
u[:suspended_till] = row[8] > 0 ? Time.zone.at(row[8]) : SUSPENDED_TILL
end
u
end
end
def import_user_emails
puts '', "Importing user emails..."
users = mysql_stream <<-SQL
SELECT u.userid, email, joindate
FROM #{TABLE_PREFIX}user u
WHERE u.userid > #{@last_imported_user_id}
ORDER BY u.userid
SQL
create_user_emails(users) do |row|
user_id, email = row[0 .. 1]
@user_ids_by_email[email.downcase] ||= []
user_ids = @user_ids_by_email[email.downcase] << user_id
if user_ids.count > 1
# fudge email to avoid conflicts; accounts from the 2nd and on will later be merged back into the first
# NOTE: gsub! is used to avoid creating a new (frozen) string
email.gsub!(/^/, SecureRandom.hex)
end
{
imported_id: user_id,
imported_user_id: user_id,
email: email,
created_at: Time.zone.at(row[2])
}
end
# for debugging purposes; not used operationally
save_duplicated_users
end
def import_user_stats
puts '', "Importing user stats..."
users = mysql_stream <<-SQL
SELECT u.userid, joindate, posts, COUNT(t.threadid) AS threads, p.dateline
#{", post_thanks_user_amount, post_thanks_thanked_times" if @has_post_thanks}
FROM #{TABLE_PREFIX}user u
LEFT OUTER JOIN #{TABLE_PREFIX}post p ON p.postid = u.lastpostid
LEFT OUTER JOIN #{TABLE_PREFIX}thread t ON u.userid = t.postuserid
WHERE u.userid > #{@last_imported_user_id}
GROUP BY u.userid
ORDER BY u.userid
SQL
create_user_stats(users) do |row|
user = {
imported_id: row[0],
imported_user_id: row[0],
new_since: Time.zone.at(row[1]),
post_count: row[2],
topic_count: row[3],
first_post_created_at: row[4] && Time.zone.at(row[4])
}
if @has_post_thanks
user[:likes_given] = row[5]
user[:likes_received] = row[6]
end
user
end
end
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def import_group_users
puts '', "Importing group users..."
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group_users = mysql_stream <<-SQL
SELECT usergroupid, userid
FROM #{TABLE_PREFIX}user
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WHERE userid > #{@last_imported_user_id}
SQL
create_group_users(group_users) do |row|
{
group_id: group_id_from_imported_id(row[0]),
user_id: user_id_from_imported_id(row[1]),
}
end
end
def import_user_passwords
puts '', "Importing user passwords..."
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user_passwords = mysql_stream <<-SQL
SELECT userid, password
FROM #{TABLE_PREFIX}user
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WHERE userid > #{@last_imported_user_id}
ORDER BY userid
SQL
create_custom_fields("user", "password", user_passwords) do |row|
{
record_id: user_id_from_imported_id(row[0]),
value: row[1],
}
end
end
def import_user_salts
puts '', "Importing user salts..."
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user_salts = mysql_stream <<-SQL
SELECT userid, salt
FROM #{TABLE_PREFIX}user
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WHERE userid > #{@last_imported_user_id}
AND LENGTH(COALESCE(salt, '')) > 0
ORDER BY userid
SQL
create_custom_fields("user", "salt", user_salts) do |row|
{
record_id: user_id_from_imported_id(row[0]),
value: row[1],
}
end
end
def import_user_profiles
puts '', "Importing user profiles..."
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user_profiles = mysql_stream <<-SQL
SELECT userid, homepage, profilevisits
FROM #{TABLE_PREFIX}user
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WHERE userid > #{@last_imported_user_id}
ORDER BY userid
SQL
create_user_profiles(user_profiles) do |row|
{
user_id: user_id_from_imported_id(row[0]),
website: (URI.parse(row[1]).to_s rescue nil),
views: row[2],
}
end
end
def import_categories
puts '', "Importing categories..."
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categories = mysql_query(<<-SQL
select
forumid,
parentid,
case
when forumid in (
select distinct forumid from (
select forumid, title, count(title)
from forum
group by replace(replace(title, ':', ''), '&', '')
having count(title) > 1
) as duplicated_forum_ids
)
then
-- deduplicate by fudging the title; categories will needed to be manually merged later
concat(title, '_DUPLICATE_', forumid)
else
title
end as title,
description,
displayorder
from forum
order by forumid
SQL
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).to_a
return if categories.empty?
parent_categories = categories.select { |c| c[1] == -1 }
children_categories = categories.select { |c| c[1] != -1 }
parent_category_ids = Set.new parent_categories.map { |c| c[0] }
# cut down the tree to only 2 levels of categories
children_categories.each do |cc|
until parent_category_ids.include?(cc[1])
cc[1] = categories.find { |c| c[0] == cc[1] }[1]
end
end
puts '', "Importing parent categories..."
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create_categories(parent_categories) do |row|
{
imported_id: row[0],
name: normalize_text(row[2]),
description: normalize_text(row[3]),
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position: row[4],
}
end
puts '', "Importing children categories..."
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create_categories(children_categories) do |row|
{
imported_id: row[0],
name: normalize_text(row[2]),
description: normalize_text(row[3]),
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position: row[4],
parent_category_id: category_id_from_imported_id(row[1]),
}
end
end
def import_topics
puts '', "Importing topics..."
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topics = mysql_stream <<-SQL
SELECT threadid, title, forumid, postuserid, open, dateline, views, visible, sticky
FROM #{TABLE_PREFIX}thread t
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WHERE threadid > #{@last_imported_topic_id}
AND EXISTS (SELECT 1 FROM #{TABLE_PREFIX}post p WHERE p.threadid = t.threadid)
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ORDER BY threadid
SQL
create_topics(topics) do |row|
created_at = Time.zone.at(row[5])
t = {
imported_id: row[0],
title: normalize_text(row[1]),
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category_id: category_id_from_imported_id(row[2]),
user_id: user_id_from_imported_id(row[3]),
closed: row[4] == 0,
created_at: created_at,
views: row[6],
visible: row[7] == 1,
}
t[:pinned_at] = created_at if row[8] == 1
t
end
end
def import_posts
puts '', "Importing posts..."
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posts = mysql_stream <<-SQL
SELECT postid, p.threadid, parentid, userid, p.dateline, p.visible, pagetext
#{", post_thanks_amount" if @has_post_thanks}
FROM #{TABLE_PREFIX}post p
JOIN #{TABLE_PREFIX}thread t ON t.threadid = p.threadid
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WHERE postid > #{@last_imported_post_id}
ORDER BY postid
SQL
create_posts(posts) do |row|
topic_id = topic_id_from_imported_id(row[1])
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replied_post_topic_id = topic_id_from_imported_post_id(row[2])
reply_to_post_number = topic_id == replied_post_topic_id ? post_number_from_imported_id(row[2]) : nil
post = {
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imported_id: row[0],
topic_id: topic_id,
reply_to_post_number: reply_to_post_number,
user_id: user_id_from_imported_id(row[3]),
created_at: Time.zone.at(row[4]),
hidden: row[5] != 1,
raw: normalize_text(row[6]),
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}
post[:like_count] = row[7] if @has_post_thanks
post
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end
end
def import_likes
return unless @has_post_thanks
puts '', "Importing likes..."
@imported_likes = Set.new
@last_imported_post_id = 0
post_thanks = mysql_stream <<-SQL
SELECT postid, userid, date
FROM #{TABLE_PREFIX}post_thanks
WHERE postid > #{@last_imported_post_id}
ORDER BY postid
SQL
create_post_actions(post_thanks) do |row|
post_id = post_id_from_imported_id(row[0])
user_id = user_id_from_imported_id(row[1])
next if post_id.nil? || user_id.nil?
next if @imported_likes.add?([post_id, user_id]).nil?
{
post_id: post_id_from_imported_id(row[0]),
user_id: user_id_from_imported_id(row[1]),
post_action_type_id: 2,
created_at: Time.zone.at(row[2])
}
end
end
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def import_private_topics
puts '', "Importing private topics..."
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@imported_topics = {}
topics = mysql_stream <<-SQL
SELECT pmtextid, title, fromuserid, touserarray, dateline
FROM #{TABLE_PREFIX}pmtext
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WHERE pmtextid > (#{@last_imported_private_topic_id - PRIVATE_OFFSET})
ORDER BY pmtextid
SQL
create_topics(topics) do |row|
title = extract_pm_title(row[1])
user_ids = [row[2], row[3].scan(/i:(\d+)/)].flatten.map(&:to_i).sort
key = [title, user_ids]
next if @imported_topics.has_key?(key)
@imported_topics[key] = row[0] + PRIVATE_OFFSET
{
archetype: Archetype.private_message,
imported_id: row[0] + PRIVATE_OFFSET,
title: title,
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user_id: user_id_from_imported_id(row[2]),
created_at: Time.zone.at(row[4]),
}
end
end
def import_topic_allowed_users
puts '', "Importing topic allowed users..."
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allowed_users = Set.new
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mysql_stream(<<-SQL
SELECT pmtextid, touserarray
FROM #{TABLE_PREFIX}pmtext
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WHERE pmtextid > (#{@last_imported_private_topic_id - PRIVATE_OFFSET})
ORDER BY pmtextid
SQL
).each do |row|
next unless topic_id = topic_id_from_imported_id(row[0] + PRIVATE_OFFSET)
row[1].scan(/i:(\d+)/).flatten.each do |id|
next unless user_id = user_id_from_imported_id(id)
allowed_users << [topic_id, user_id]
end
end
create_topic_allowed_users(allowed_users) do |row|
{
topic_id: row[0],
user_id: row[1],
}
end
end
def import_private_posts
puts '', "Importing private posts..."
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posts = mysql_stream <<-SQL
SELECT pmtextid, title, fromuserid, touserarray, dateline, message
FROM #{TABLE_PREFIX}pmtext
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WHERE pmtextid > #{@last_imported_private_post_id - PRIVATE_OFFSET}
ORDER BY pmtextid
SQL
create_posts(posts) do |row|
title = extract_pm_title(row[1])
user_ids = [row[2], row[3].scan(/i:(\d+)/)].flatten.map(&:to_i).sort
key = [title, user_ids]
next unless topic_id = topic_id_from_imported_id(@imported_topics[key])
{
imported_id: row[0] + PRIVATE_OFFSET,
topic_id: topic_id,
user_id: user_id_from_imported_id(row[2]),
created_at: Time.zone.at(row[4]),
raw: normalize_text(row[5]),
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}
end
end
def create_permalink_file
puts '', 'Creating Permalink File...', ''
total = Topic.listable_topics.count
start = Time.now
i = 0
File.open(File.expand_path("../vb_map.csv", __FILE__), "w") do |f|
Topic.listable_topics.find_each do |topic|
i += 1
pcf = topic.posts.includes(:_custom_fields).where(post_number: 1).first.custom_fields
if pcf && pcf["import_id"]
id = pcf["import_id"].split('-').last
f.print [ "XXX#{id} YYY#{topic.id}" ].to_csv
print "\r%7d/%7d - %6d/sec" % [i, total, i.to_f / (Time.now - start)] if i % 5000 == 0
end
end
end
end
# find the uploaded file information from the db
def find_upload(post, attachment_id)
sql = "SELECT a.attachmentid attachment_id, a.userid user_id, a.filename filename
FROM #{TABLE_PREFIX}attachment a
WHERE a.attachmentid = #{attachment_id}"
results = mysql_query(sql)
unless row = results.first
puts "Couldn't find attachment record for attachment_id = #{attachment_id} post.id = #{post.id}"
return
end
attachment_id = row[0]
user_id = row[1]
db_filename = row[2]
filename = File.join(ATTACHMENT_DIR, user_id.to_s.split('').join('/'), "#{attachment_id}.attach")
real_filename = db_filename
real_filename.prepend SecureRandom.hex if real_filename[0] == '.'
unless File.exist?(filename)
puts "Attachment file #{row.inspect} doesn't exist"
return nil
end
upload = create_upload(post.user.id, filename, real_filename)
if upload.nil? || upload.errors.any?
puts "Upload not valid :("
puts upload.errors.inspect if upload
return
end
[upload, real_filename]
rescue Mysql2::Error => e
puts "SQL Error"
puts e.message
puts sql
end
def import_attachments
puts '', 'importing attachments...'
RateLimiter.disable
current_count = 0
total_count = Post.count
success_count = 0
fail_count = 0
attachment_regex = /\[attach[^\]]*\](\d+)\[\/attach\]/i
Post.find_each do |post|
current_count += 1
print_status current_count, total_count
new_raw = post.raw.dup
new_raw.gsub!(attachment_regex) do |s|
matches = attachment_regex.match(s)
attachment_id = matches[1]
upload, filename = find_upload(post, attachment_id)
unless upload
fail_count += 1
next
# should we strip invalid attach tags?
end
html_for_upload(upload, filename)
end
if new_raw != post.raw
PostRevisor.new(post).revise!(post.user, { raw: new_raw }, bypass_bump: true, edit_reason: 'Import attachments from vBulletin')
end
success_count += 1
end
puts "", "imported #{success_count} attachments... failed: #{fail_count}."
RateLimiter.enable
end
def import_avatars
if AVATAR_DIR && File.exist?(AVATAR_DIR)
puts "", "importing user avatars"
RateLimiter.disable
start = Time.now
count = 0
Dir.foreach(AVATAR_DIR) do |item|
print "\r%7d - %6d/sec" % [count, count.to_f / (Time.now - start)]
next if item == ('.') || item == ('..') || item == ('.DS_Store')
next unless item =~ /avatar(\d+)_(\d).gif/
scan = item.scan(/avatar(\d+)_(\d).gif/)
next unless scan[0][0].present?
u = UserCustomField.find_by(name: "import_id", value: scan[0][0]).try(:user)
next unless u.present?
# raise "User not found for id #{user_id}" if user.blank?
photo_real_filename = File.join(AVATAR_DIR, item)
puts "#{photo_real_filename} not found" unless File.exist?(photo_real_filename)
upload = create_upload(u.id, photo_real_filename, File.basename(photo_real_filename))
count += 1
if upload.persisted?
u.import_mode = false
u.create_user_avatar
u.import_mode = true
u.user_avatar.update(custom_upload_id: upload.id)
u.update(uploaded_avatar_id: upload.id)
else
puts "Error: Upload did not persist for #{u.username} #{photo_real_filename}!"
end
end
puts "", "imported #{count} avatars..."
RateLimiter.enable
end
end
def import_signatures
puts "Importing user signatures..."
total_count = mysql_query(<<-SQL
SELECT COUNT(userid) count
FROM #{TABLE_PREFIX}sigparsed
SQL
).first[0].to_i
current_count = 0
user_signatures = mysql_stream <<-SQL
SELECT userid, signatureparsed
FROM #{TABLE_PREFIX}sigparsed
ORDER BY userid
SQL
user_signatures.each do |sig|
current_count += 1
print_status current_count, total_count
user_id = sig[0]
user_sig = sig[1]
next unless user_id.present? && user_sig.present?
u = UserCustomField.find_by(name: "import_id", value: user_id).try(:user)
next unless u.present?
# can not hold dupes
UserCustomField.where(user_id: u.id, name: ["see_signatures", "signature_raw", "signature_cooked"]).destroy_all
user_sig.gsub!(/\[\/?sigpic\]/i, "")
UserCustomField.create!(user_id: u.id, name: "see_signatures", value: true)
UserCustomField.create!(user_id: u.id, name: "signature_raw", value: user_sig)
UserCustomField.create!(user_id: u.id, name: "signature_cooked", value: PrettyText.cook(user_sig, omit_nofollow: false))
end
end
def merge_duplicated_users
count = 0
total_count = 0
duplicated = {}
@user_ids_by_email.
select { |e, ids| ids.count > 1 }.
each_with_index do |(email, ids), i|
duplicated[email] = [ ids, i ]
count += 1
total_count += ids.count
end
puts '', "Merging #{total_count} duplicated users across #{count} distinct emails..."
start = Time.now
Parallel.each duplicated do |email, (user_ids, i)|
# nothing to do about these - they will remain a randomized hex string
next unless email.presence
# queried one by one to ensure ordering
first, *rest = user_ids.map do |id|
UserCustomField.includes(:user).find_by!(name: 'import_id', value: id).user
end
rest.each do |dup|
UserMerger.new(dup, first).merge!
first.reload
printf '.'
end
print "\n%6d/%6d - %6d/sec" % [i, count, i.to_f / (Time.now - start)] if i % 10 == 0
end
puts
end
def save_duplicated_users
File.open('duplicated_users.json', 'w+') do |f|
f.puts @user_ids_by_email.to_json
end
end
def read_duplicated_users
@user_ids_by_email = JSON.parse File.read('duplicated_users.json')
end
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def extract_pm_title(title)
normalize_text(title).scrub.gsub(/^Re\s*:\s*/i, "")
end
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def parse_birthday(birthday)
return if birthday.blank?
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date_of_birth = Date.strptime(birthday.gsub(/[^\d-]+/, ""), "%m-%d-%Y") rescue nil
return if date_of_birth.nil?
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date_of_birth.year < 1904 ? Date.new(1904, date_of_birth.month, date_of_birth.day) : date_of_birth
end
def print_status(current, max, start_time = nil)
if start_time.present?
elapsed_seconds = Time.now - start_time
elements_per_minute = '[%.0f items/min] ' % [current / elapsed_seconds.to_f * 60]
else
elements_per_minute = ''
end
print "\r%9d / %d (%5.1f%%) %s" % [current, max, current / max.to_f * 100, elements_per_minute]
end
2017-04-24 16:57:30 -04:00
def mysql_stream(sql)
@client.query(sql, stream: true)
end
def mysql_query(sql)
@client.query(sql)
end
end
BulkImport::VBulletin.new.run