mirror of
https://github.com/discourse/discourse.git
synced 2024-11-22 05:21:50 +08:00
f7c57fbc19
We discussed the use of `unless` internally and decided to enforce available rules from rubocop to restrict its most problematic uses.
559 lines
18 KiB
Ruby
Executable File
559 lines
18 KiB
Ruby
Executable File
# frozen_string_literal: true
|
|
|
|
require "mysql2"
|
|
|
|
begin
|
|
require "php_serialize" # https://github.com/jqr/php-serialize
|
|
rescue LoadError
|
|
puts
|
|
puts "php_serialize not found."
|
|
puts "Add to Gemfile, like this: "
|
|
puts
|
|
puts "echo gem \\'php-serialize\\' >> Gemfile"
|
|
puts "bundle install"
|
|
exit
|
|
end
|
|
|
|
require File.expand_path(File.dirname(__FILE__) + "/base.rb")
|
|
|
|
# Call it like this:
|
|
# RAILS_ENV=production bundle exec ruby script/import_scripts/xenforo.rb
|
|
class ImportScripts::XenForo < ImportScripts::Base
|
|
XENFORO_DB = "xenforo_db"
|
|
TABLE_PREFIX = "xf_"
|
|
BATCH_SIZE = 1000
|
|
ATTACHMENT_DIR = "/tmp/attachments"
|
|
|
|
def initialize
|
|
super
|
|
@client =
|
|
Mysql2::Client.new(
|
|
host: "localhost",
|
|
username: "root",
|
|
password: "pa$$word",
|
|
database: XENFORO_DB,
|
|
)
|
|
|
|
@category_mappings = {}
|
|
@prefix_as_category = false
|
|
end
|
|
|
|
def execute
|
|
import_users
|
|
import_categories
|
|
import_posts
|
|
import_private_messages
|
|
import_likes
|
|
end
|
|
|
|
def import_avatar(id, imported_user)
|
|
filename = File.join(AVATAR_DIR, "l", (id / 1000).to_s, "#{id}.jpg")
|
|
return nil unless File.exist?(filename)
|
|
upload = create_upload(imported_user.id, filename, "avatar_#{id}")
|
|
return if !upload.persisted?
|
|
imported_user.create_user_avatar
|
|
imported_user.user_avatar.update(custom_upload_id: upload.id)
|
|
imported_user.update(uploaded_avatar_id: upload.id)
|
|
end
|
|
|
|
def import_users
|
|
puts "", "creating users"
|
|
|
|
total_count =
|
|
mysql_query(
|
|
"SELECT count(*) count FROM #{TABLE_PREFIX}user WHERE user_state = 'valid' AND is_banned = 0;",
|
|
).first[
|
|
"count"
|
|
]
|
|
|
|
batches(BATCH_SIZE) do |offset|
|
|
results =
|
|
mysql_query(
|
|
"SELECT user_id id, username, email, custom_title title, register_date created_at,
|
|
last_activity last_visit_time, user_group_id, is_moderator, is_admin, is_staff
|
|
FROM #{TABLE_PREFIX}user
|
|
WHERE user_state = 'valid' AND is_banned = 0
|
|
LIMIT #{BATCH_SIZE}
|
|
OFFSET #{offset};",
|
|
)
|
|
|
|
break if results.size < 1
|
|
|
|
next if all_records_exist? :users, results.map { |u| u["id"].to_i }
|
|
|
|
create_users(results, total: total_count, offset: offset) do |user|
|
|
next if user["username"].blank?
|
|
{
|
|
id: user["id"],
|
|
email: user["email"],
|
|
username: user["username"],
|
|
title: user["title"],
|
|
created_at: Time.zone.at(user["created_at"]),
|
|
last_seen_at: Time.zone.at(user["last_visit_time"]),
|
|
moderator: user["is_moderator"] == 1 || user["is_staff"] == 1,
|
|
admin: user["is_admin"] == 1,
|
|
post_create_action: proc { |u| import_avatar(user["id"], u) },
|
|
}
|
|
end
|
|
end
|
|
end
|
|
|
|
def import_categories
|
|
puts "", "importing categories..."
|
|
|
|
categories =
|
|
mysql_query(
|
|
"
|
|
SELECT node_id id,
|
|
title,
|
|
description,
|
|
parent_node_id,
|
|
node_name,
|
|
display_order
|
|
FROM #{TABLE_PREFIX}node
|
|
ORDER BY parent_node_id, display_order
|
|
",
|
|
).to_a
|
|
|
|
top_level_categories = categories.select { |c| c["parent_node_id"] == 0 }
|
|
|
|
create_categories(top_level_categories) do |c|
|
|
{
|
|
id: c["id"],
|
|
name: c["title"],
|
|
description: c["description"],
|
|
position: c["display_order"],
|
|
post_create_action:
|
|
proc do |category|
|
|
url = "board/#{c["node_name"]}"
|
|
Permalink.find_or_create_by(url: url, category_id: category.id)
|
|
end,
|
|
}
|
|
end
|
|
|
|
top_level_category_ids = Set.new(top_level_categories.map { |c| c["id"] })
|
|
|
|
subcategories = categories.select { |c| top_level_category_ids.include?(c["parent_node_id"]) }
|
|
|
|
create_categories(subcategories) do |c|
|
|
{
|
|
id: c["id"],
|
|
name: c["title"],
|
|
description: c["description"],
|
|
position: c["display_order"],
|
|
parent_category_id: category_id_from_imported_category_id(c["parent_node_id"]),
|
|
post_create_action:
|
|
proc do |category|
|
|
url = "board/#{c["node_name"]}"
|
|
Permalink.find_or_create_by(url: url, category_id: category.id)
|
|
end,
|
|
}
|
|
end
|
|
|
|
subcategory_ids = Set.new(subcategories.map { |c| c["id"] })
|
|
|
|
# deeper categories need to be tags
|
|
categories.each do |c|
|
|
next if c["parent_node_id"] == 0
|
|
next if top_level_category_ids.include?(c["id"])
|
|
next if subcategory_ids.include?(c["id"])
|
|
|
|
# Find a subcategory for topics in this category
|
|
parent = c
|
|
while !parent.nil? && !subcategory_ids.include?(parent["id"])
|
|
parent = categories.find { |subcat| subcat["id"] == parent["parent_node_id"] }
|
|
end
|
|
|
|
if parent
|
|
tag_name = DiscourseTagging.clean_tag(c["title"])
|
|
@category_mappings[c["id"]] = {
|
|
category_id: category_id_from_imported_category_id(parent["id"]),
|
|
tag: Tag.find_by_name(tag_name) || Tag.create(name: tag_name),
|
|
}
|
|
else
|
|
puts "", "Couldn't find a category for #{c["id"]} '#{c["title"]}'!"
|
|
end
|
|
end
|
|
end
|
|
|
|
# This method is an alternative to import_categories.
|
|
# It uses prefixes instead of nodes.
|
|
def import_categories_from_thread_prefixes
|
|
puts "", "importing categories..."
|
|
|
|
categories =
|
|
mysql_query(
|
|
"
|
|
SELECT prefix_id id
|
|
FROM #{TABLE_PREFIX}thread_prefix
|
|
ORDER BY prefix_id ASC
|
|
",
|
|
).to_a
|
|
|
|
create_categories(categories) do |category|
|
|
{ id: category["id"], name: "Category-#{category["id"]}" }
|
|
end
|
|
|
|
@prefix_as_category = true
|
|
end
|
|
|
|
def import_likes
|
|
puts "", "importing likes"
|
|
total_count =
|
|
mysql_query(
|
|
"SELECT COUNT(*) AS count FROM #{TABLE_PREFIX}liked_content WHERE content_type = 'post'",
|
|
).first[
|
|
"count"
|
|
]
|
|
batches(BATCH_SIZE) do |offset|
|
|
results =
|
|
mysql_query(
|
|
"SELECT like_id, content_id, like_user_id, like_date
|
|
FROM #{TABLE_PREFIX}liked_content
|
|
WHERE content_type = 'post'
|
|
ORDER BY like_id
|
|
LIMIT #{BATCH_SIZE}
|
|
OFFSET #{offset};",
|
|
)
|
|
break if results.size < 1
|
|
create_likes(results, total: total_count, offset: offset) do |row|
|
|
{
|
|
post_id: row["content_id"],
|
|
user_id: row["like_user_id"],
|
|
created_at: Time.zone.at(row["like_date"]),
|
|
}
|
|
end
|
|
end
|
|
end
|
|
|
|
def import_posts
|
|
puts "", "creating topics and posts"
|
|
|
|
total_count = mysql_query("SELECT count(*) count from #{TABLE_PREFIX}post").first["count"]
|
|
|
|
posts_sql =
|
|
"
|
|
SELECT p.post_id id,
|
|
t.thread_id topic_id,
|
|
#{@prefix_as_category ? "t.prefix_id" : "t.node_id"} category_id,
|
|
t.title title,
|
|
t.first_post_id first_post_id,
|
|
t.view_count,
|
|
p.user_id user_id,
|
|
p.message raw,
|
|
p.post_date created_at
|
|
FROM #{TABLE_PREFIX}post p,
|
|
#{TABLE_PREFIX}thread t
|
|
WHERE p.thread_id = t.thread_id
|
|
AND p.message_state = 'visible'
|
|
AND t.discussion_state = 'visible'
|
|
ORDER BY p.post_date
|
|
LIMIT #{BATCH_SIZE}" # needs OFFSET
|
|
|
|
batches(BATCH_SIZE) do |offset|
|
|
results = mysql_query("#{posts_sql} OFFSET #{offset};").to_a
|
|
|
|
break if results.size < 1
|
|
next if all_records_exist? :posts, results.map { |p| p["id"] }
|
|
|
|
create_posts(results, total: total_count, offset: offset) do |m|
|
|
skip = false
|
|
mapped = {}
|
|
|
|
mapped[:id] = m["id"]
|
|
mapped[:user_id] = user_id_from_imported_user_id(m["user_id"]) || -1
|
|
mapped[:raw] = process_xenforo_post(m["raw"], m["id"])
|
|
mapped[:created_at] = Time.zone.at(m["created_at"])
|
|
|
|
if m["id"] == m["first_post_id"]
|
|
if m["category_id"].to_i == 0 || m["category_id"].nil?
|
|
mapped[:category] = SiteSetting.uncategorized_category_id
|
|
else
|
|
mapped[:category] = category_id_from_imported_category_id(m["category_id"].to_i) ||
|
|
@category_mappings[m["category_id"]].try(:[], :category_id)
|
|
end
|
|
mapped[:title] = CGI.unescapeHTML(m["title"])
|
|
mapped[:views] = m["view_count"]
|
|
mapped[:post_create_action] = proc do |pp|
|
|
Permalink.find_or_create_by(url: "threads/#{m["topic_id"]}", topic_id: pp.topic_id)
|
|
end
|
|
else
|
|
parent = topic_lookup_from_imported_post_id(m["first_post_id"])
|
|
if parent
|
|
mapped[:topic_id] = parent[:topic_id]
|
|
else
|
|
puts "Parent post #{m["first_post_id"]} doesn't exist. Skipping #{m["id"]}: #{m["title"][0..40]}"
|
|
skip = true
|
|
end
|
|
end
|
|
|
|
skip ? nil : mapped
|
|
end
|
|
end
|
|
|
|
# Apply tags
|
|
batches(BATCH_SIZE) do |offset|
|
|
results = mysql_query("#{posts_sql} OFFSET #{offset};").to_a
|
|
break if results.size < 1
|
|
|
|
results.each do |m|
|
|
next unless m["id"] == m["first_post_id"] && m["category_id"].to_i > 0
|
|
next unless tag = @category_mappings[m["category_id"]].try(:[], :tag)
|
|
next unless topic_mapping = topic_lookup_from_imported_post_id(m["id"])
|
|
|
|
topic = Topic.find_by_id(topic_mapping[:topic_id])
|
|
|
|
topic.tags = [tag] if topic
|
|
end
|
|
end
|
|
end
|
|
|
|
def import_private_messages
|
|
puts "", "importing private messages..."
|
|
post_count = mysql_query("SELECT COUNT(*) count FROM xf_conversation_message").first["count"]
|
|
batches(BATCH_SIZE) do |offset|
|
|
posts = mysql_query <<-SQL
|
|
SELECT c.conversation_id, c.recipients, c.title, m.message, m.user_id, m.message_date, m.message_id, IF(c.first_message_id != m.message_id, c.first_message_id, 0) as topic_id
|
|
FROM xf_conversation_master c
|
|
LEFT JOIN xf_conversation_message m ON m.conversation_id = c.conversation_id
|
|
ORDER BY c.conversation_id, m.message_id
|
|
LIMIT #{BATCH_SIZE}
|
|
OFFSET #{offset}
|
|
SQL
|
|
break if posts.size < 1
|
|
next if all_records_exist? :posts, posts.map { |post| "pm_#{post["message_id"]}" }
|
|
create_posts(posts, total: post_count, offset: offset) do |post|
|
|
user_id = user_id_from_imported_user_id(post["user_id"]) || Discourse::SYSTEM_USER_ID
|
|
title = post["title"]
|
|
message_id = "pm_#{post["message_id"]}"
|
|
raw = process_xenforo_post(post["message"], 0)
|
|
if raw.present?
|
|
msg = {
|
|
id: message_id,
|
|
user_id: user_id,
|
|
raw: raw,
|
|
created_at: Time.zone.at(post["message_date"].to_i),
|
|
import_mode: true,
|
|
}
|
|
if post["topic_id"] <= 0
|
|
topic_id = post["topic_id"]
|
|
if t = topic_lookup_from_imported_post_id("pm_#{topic_id}")
|
|
msg[:topic_id] = t[:topic_id]
|
|
else
|
|
puts "Topic ID #{topic_id} not found, skipping post #{post["message_id"]} from #{post["user_id"]}"
|
|
next
|
|
end
|
|
else
|
|
msg[:title] = post["title"]
|
|
msg[:archetype] = Archetype.private_message
|
|
to_user_array = PHP.unserialize(post["recipients"])
|
|
if to_user_array.size > 0
|
|
discourse_user_ids = to_user_array.keys.map { |id| user_id_from_imported_user_id(id) }
|
|
usernames = User.where(id: [discourse_user_ids]).pluck(:username)
|
|
msg[:target_usernames] = usernames.join(",")
|
|
end
|
|
end
|
|
msg
|
|
else
|
|
puts "Empty message, skipping post #{post["message_id"]}"
|
|
next
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
def process_xenforo_post(raw, import_id)
|
|
s = raw.dup
|
|
|
|
# :) is encoded as <!-- s:) --><img src="{SMILIES_PATH}/icon_e_smile.gif" alt=":)" title="Smile" /><!-- s:) -->
|
|
s.gsub!(%r{<!-- s(\S+) --><img (?:[^>]+) /><!-- s(?:\S+) -->}, '\1')
|
|
|
|
# Some links look like this: <!-- m --><a class="postlink" href="http://www.onegameamonth.com">http://www.onegameamonth.com</a><!-- m -->
|
|
s.gsub!(%r{<!-- \w --><a(?:.+)href="(\S+)"(?:.*)>(.+)</a><!-- \w -->}, '[\2](\1)')
|
|
|
|
# Many phpbb bbcode tags have a hash attached to them. Examples:
|
|
# [url=https://google.com:1qh1i7ky]click here[/url:1qh1i7ky]
|
|
# [quote="cybereality":b0wtlzex]Some text.[/quote:b0wtlzex]
|
|
s.gsub!(/:(?:\w{8})\]/, "]")
|
|
|
|
# Remove mybb video tags.
|
|
s.gsub!(%r{(^\[video=.*?\])|(\[/video\]$)}, "")
|
|
|
|
s = CGI.unescapeHTML(s)
|
|
|
|
# phpBB shortens link text like this, which breaks our markdown processing:
|
|
# [http://answers.yahoo.com/question/index ... 223AAkkPli](http://answers.yahoo.com/question/index?qid=20070920134223AAkkPli)
|
|
#
|
|
#Fix for the error: xenforo.rb: 160: in `gsub!': invalid byte sequence in UTF-8 (ArgumentError)
|
|
s = s.encode("UTF-16be", invalid: :replace, replace: "?").encode("UTF-8") if !s.valid_encoding?
|
|
|
|
# Work around it for now:
|
|
s.gsub!(%r{\[http(s)?://(www\.)?}, "[")
|
|
|
|
# [QUOTE]...[/QUOTE]
|
|
s.gsub!(%r{\[quote\](.+?)\[/quote\]}im) { "\n> #{$1}\n" }
|
|
|
|
# Nested Quotes
|
|
s.gsub!(%r{(\[/?QUOTE.*?\])}mi) { |q| "\n#{q}\n" }
|
|
|
|
# [QUOTE="username, post: 28662, member: 1283"]
|
|
s.gsub!(/\[quote="(\w+), post: (\d*), member: (\d*)"\]/i) do
|
|
username, imported_post_id, _imported_user_id = $1, $2, $3
|
|
|
|
topic_mapping = topic_lookup_from_imported_post_id(imported_post_id)
|
|
|
|
if topic_mapping
|
|
"\n[quote=\"#{username}, post:#{topic_mapping[:post_number]}, topic:#{topic_mapping[:topic_id]}\"]\n"
|
|
else
|
|
"\n[quote=\"#{username}\"]\n"
|
|
end
|
|
end
|
|
|
|
# [URL=...]...[/URL]
|
|
s.gsub!(%r{\[url="?(.+?)"?\](.+?)\[/url\]}i) { "[#{$2}](#{$1})" }
|
|
|
|
# [URL]...[/URL]
|
|
s.gsub!(%r{\[url\](.+?)\[/url\]}i) { " #{$1} " }
|
|
|
|
# [IMG]...[/IMG]
|
|
s.gsub!(%r{\[/?img\]}i, "")
|
|
|
|
# convert list tags to ul and list=1 tags to ol
|
|
# (basically, we're only missing list=a here...)
|
|
s.gsub!(%r{\[list\](.*?)\[/list\]}im, '[ul]\1[/ul]')
|
|
s.gsub!(%r{\[list=1\](.*?)\[/list\]}im, '[ol]\1[/ol]')
|
|
s.gsub!(%r{\[list\](.*?)\[/list:u\]}im, '[ul]\1[/ul]')
|
|
s.gsub!(%r{\[list=1\](.*?)\[/list:o\]}im, '[ol]\1[/ol]')
|
|
|
|
# convert *-tags to li-tags so bbcode-to-md can do its magic on phpBB's lists:
|
|
s.gsub!(/\[\*\]\n/, "")
|
|
s.gsub!(%r{\[\*\](.*?)\[/\*:m\]}, '[li]\1[/li]')
|
|
s.gsub!(/\[\*\](.*?)\n/, '[li]\1[/li]')
|
|
s.gsub!(/\[\*=1\]/, "")
|
|
|
|
# [YOUTUBE]<id>[/YOUTUBE]
|
|
s.gsub!(%r{\[youtube\](.+?)\[/youtube\]}i) { "\nhttps://www.youtube.com/watch?v=#{$1}\n" }
|
|
|
|
# [youtube=425,350]id[/youtube]
|
|
s.gsub!(%r{\[youtube="?(.+?)"?\](.+?)\[/youtube\]}i) do
|
|
"\nhttps://www.youtube.com/watch?v=#{$2}\n"
|
|
end
|
|
|
|
# [MEDIA=youtube]id[/MEDIA]
|
|
s.gsub!(%r{\[MEDIA=youtube\](.+?)\[/MEDIA\]}i) { "\nhttps://www.youtube.com/watch?v=#{$1}\n" }
|
|
|
|
# [ame="youtube_link"]title[/ame]
|
|
s.gsub!(%r{\[ame="?(.+?)"?\](.+?)\[/ame\]}i) { "\n#{$1}\n" }
|
|
|
|
# [VIDEO=youtube;<id>]...[/VIDEO]
|
|
s.gsub!(%r{\[video=youtube;([^\]]+)\].*?\[/video\]}i) do
|
|
"\nhttps://www.youtube.com/watch?v=#{$1}\n"
|
|
end
|
|
|
|
# [USER=706]@username[/USER]
|
|
s.gsub!(%r{\[user="?(.+?)"?\](.+?)\[/user\]}i) { $2 }
|
|
|
|
# Remove the color tag
|
|
s.gsub!(/\[color=[#a-z0-9]+\]/i, "")
|
|
s.gsub!(%r{\[/color\]}i, "")
|
|
|
|
if Dir.exist? ATTACHMENT_DIR
|
|
s = process_xf_attachments(:gallery, s, import_id)
|
|
s = process_xf_attachments(:attachment, s, import_id)
|
|
end
|
|
|
|
s
|
|
end
|
|
|
|
def process_xf_attachments(xf_type, s, import_id)
|
|
ids = Set.new
|
|
ids.merge(s.scan(get_xf_regexp(xf_type)).map { |x| x[0].to_i })
|
|
|
|
# not all attachments have an [ATTACH=] tag so we need to get the other ID's from the xf_attachment table
|
|
if xf_type == :attachment && import_id > 0
|
|
sql =
|
|
"SELECT attachment_id FROM #{TABLE_PREFIX}attachment WHERE content_id=#{import_id} and content_type='post';"
|
|
ids.merge(mysql_query(sql).to_a.map { |v| v["attachment_id"].to_i })
|
|
end
|
|
|
|
ids.each do |id|
|
|
next unless id
|
|
sql = get_xf_sql(xf_type, id).dup.squish!
|
|
results = mysql_query(sql)
|
|
if results.size < 1
|
|
# Strip attachment
|
|
s.gsub!(get_xf_regexp(xf_type, id), "")
|
|
STDERR.puts "#{xf_type.capitalize} id #{id} not found in source database. Stripping."
|
|
next
|
|
end
|
|
original_filename = results.first["filename"]
|
|
result = results.first
|
|
upload =
|
|
import_xf_attachment(
|
|
result["data_id"],
|
|
result["file_hash"],
|
|
result["user_id"],
|
|
original_filename,
|
|
)
|
|
if upload && upload.present? && upload.persisted?
|
|
html = @uploader.html_for_upload(upload, original_filename)
|
|
s = s + "\n\n#{html}\n\n" unless s.gsub!(get_xf_regexp(xf_type, id), html)
|
|
else
|
|
STDERR.puts "Could not process upload: #{original_filename}. Skipping attachment id #{id}"
|
|
end
|
|
end
|
|
s
|
|
end
|
|
|
|
def import_xf_attachment(data_id, file_hash, owner_id, original_filename)
|
|
current_filename = "#{data_id}-#{file_hash}.data"
|
|
path = Pathname.new(ATTACHMENT_DIR + "/#{data_id / 1000}/#{current_filename}")
|
|
new_path = path.dirname + original_filename
|
|
upload = nil
|
|
if File.exist? path
|
|
FileUtils.cp path, new_path
|
|
upload = @uploader.create_upload owner_id, new_path, original_filename
|
|
FileUtils.rm new_path
|
|
else
|
|
STDERR.puts "Could not find file #{path}. Skipping attachment id #{data_id}"
|
|
end
|
|
upload
|
|
end
|
|
|
|
def get_xf_regexp(type, id = nil)
|
|
case type
|
|
when :gallery
|
|
Regexp.new(/\[GALLERY=media,\s#{id ? id : '(\d+)'}\].+?\]/i)
|
|
when :attachment
|
|
Regexp.new(%r{\[ATTACH(?>=\w+)?\]#{id ? id : '(\d+)'}\[/ATTACH\]}i)
|
|
end
|
|
end
|
|
|
|
def get_xf_sql(type, id)
|
|
case type
|
|
when :gallery
|
|
<<-SQL
|
|
SELECT m.media_id, m.media_title, a.attachment_id, a.data_id, d.filename, d.file_hash, d.user_id
|
|
FROM xengallery_media AS m
|
|
INNER JOIN #{TABLE_PREFIX}attachment a ON (m.attachment_id = a.attachment_id AND a.content_type = 'xengallery_media')
|
|
INNER JOIN #{TABLE_PREFIX}attachment_data d ON a.data_id = d.data_id
|
|
WHERE media_id = #{id}
|
|
SQL
|
|
when :attachment
|
|
<<-SQL
|
|
SELECT a.attachment_id, a.data_id, d.filename, d.file_hash, d.user_id
|
|
FROM #{TABLE_PREFIX}attachment AS a
|
|
INNER JOIN #{TABLE_PREFIX}attachment_data d ON a.data_id = d.data_id
|
|
WHERE attachment_id = #{id}
|
|
AND content_type = 'post'
|
|
SQL
|
|
end
|
|
end
|
|
|
|
def mysql_query(sql)
|
|
@client.query(sql, cache_rows: false)
|
|
end
|
|
end
|
|
|
|
ImportScripts::XenForo.new.perform
|