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209 lines
6.6 KiB
Ruby
209 lines
6.6 KiB
Ruby
require "mysql2"
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require File.expand_path(File.dirname(__FILE__) + "/base.rb")
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# Call it like this:
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# RAILS_ENV=production bundle exec ruby script/import_scripts/xenforo.rb
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class ImportScripts::XenForo < ImportScripts::Base
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XENFORO_DB = "xenforo_db"
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TABLE_PREFIX = "xf_"
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BATCH_SIZE = 1000
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def initialize
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super
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@client = Mysql2::Client.new(
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host: "localhost",
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username: "root",
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password: "pa$$word",
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database: XENFORO_DB
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)
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end
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def execute
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import_users
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import_categories
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import_posts
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end
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def import_users
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puts '', "creating users"
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total_count = mysql_query("SELECT count(*) count FROM #{TABLE_PREFIX}user;").first['count']
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batches(BATCH_SIZE) do |offset|
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results = mysql_query(
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"SELECT user_id id, username, email, custom_title title, register_date created_at,
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last_activity last_visit_time, user_group_id, is_moderator, is_admin, is_staff
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FROM #{TABLE_PREFIX}user
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LIMIT #{BATCH_SIZE}
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OFFSET #{offset};")
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break if results.size < 1
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next if all_records_exist? :users, results.map {|u| u["id"].to_i}
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create_users(results, total: total_count, offset: offset) do |user|
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next if user['username'].blank?
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{ id: user['id'],
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email: user['email'],
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username: user['username'],
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title: user['title'],
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created_at: Time.zone.at(user['created_at']),
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last_seen_at: Time.zone.at(user['last_visit_time']),
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moderator: user['is_moderator'] == 1 || user['is_staff'] == 1,
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admin: user['is_admin'] == 1 }
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end
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end
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end
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def import_categories
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puts "", "importing categories..."
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# Note that this script uses Prefix as Category, you may want to change this as per your requirement
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categories = mysql_query("
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SELECT prefix_id id
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FROM #{TABLE_PREFIX}thread_prefix
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ORDER BY prefix_id ASC
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").to_a
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create_categories(categories) do |category|
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{
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id: category["id"],
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name: "Category-#{category["id"]}"
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}
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end
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end
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def import_posts
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puts "", "creating topics and posts"
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total_count = mysql_query("SELECT count(*) count from #{TABLE_PREFIX}post").first["count"]
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batches(BATCH_SIZE) do |offset|
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results = mysql_query("
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SELECT p.post_id id,
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t.thread_id topic_id,
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t.prefix_id category_id,
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t.title title,
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t.first_post_id first_post_id,
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p.user_id user_id,
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p.message raw,
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p.post_date created_at
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FROM #{TABLE_PREFIX}post p,
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#{TABLE_PREFIX}thread t
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WHERE p.thread_id = t.thread_id
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ORDER BY p.post_date
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LIMIT #{BATCH_SIZE}
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OFFSET #{offset};
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").to_a
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break if results.size < 1
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next if all_records_exist? :posts, results.map {|p| p['id'] }
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create_posts(results, total: total_count, offset: offset) do |m|
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skip = false
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mapped = {}
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mapped[:id] = m['id']
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mapped[:user_id] = user_id_from_imported_user_id(m['user_id']) || -1
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mapped[:raw] = process_xenforo_post(m['raw'], m['id'])
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mapped[:created_at] = Time.zone.at(m['created_at'])
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if m['id'] == m['first_post_id']
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if m['category_id'].to_i == 0 || m['category_id'].nil?
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mapped[:category] = SiteSetting.uncategorized_category_id
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else
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mapped[:category] = category_id_from_imported_category_id(m['category_id'].to_i)
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end
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mapped[:title] = CGI.unescapeHTML(m['title'])
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else
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parent = topic_lookup_from_imported_post_id(m['first_post_id'])
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if parent
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mapped[:topic_id] = parent[:topic_id]
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else
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puts "Parent post #{m['first_post_id']} doesn't exist. Skipping #{m["id"]}: #{m["title"][0..40]}"
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skip = true
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end
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end
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skip ? nil : mapped
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end
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end
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end
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def process_xenforo_post(raw, import_id)
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s = raw.dup
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# :) is encoded as <!-- s:) --><img src="{SMILIES_PATH}/icon_e_smile.gif" alt=":)" title="Smile" /><!-- s:) -->
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s.gsub!(/<!-- s(\S+) --><img (?:[^>]+) \/><!-- s(?:\S+) -->/, '\1')
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# Some links look like this: <!-- m --><a class="postlink" href="http://www.onegameamonth.com">http://www.onegameamonth.com</a><!-- m -->
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s.gsub!(/<!-- \w --><a(?:.+)href="(\S+)"(?:.*)>(.+)<\/a><!-- \w -->/, '[\2](\1)')
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# Many phpbb bbcode tags have a hash attached to them. Examples:
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# [url=https://google.com:1qh1i7ky]click here[/url:1qh1i7ky]
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# [quote="cybereality":b0wtlzex]Some text.[/quote:b0wtlzex]
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s.gsub!(/:(?:\w{8})\]/, ']')
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# Remove mybb video tags.
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s.gsub!(/(^\[video=.*?\])|(\[\/video\]$)/, '')
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s = CGI.unescapeHTML(s)
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# phpBB shortens link text like this, which breaks our markdown processing:
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# [http://answers.yahoo.com/question/index ... 223AAkkPli](http://answers.yahoo.com/question/index?qid=20070920134223AAkkPli)
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#
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# Work around it for now:
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s.gsub!(/\[http(s)?:\/\/(www\.)?/, '[')
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# [QUOTE]...[/QUOTE]
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s.gsub!(/\[quote\](.+?)\[\/quote\]/im) { "\n> #{$1}\n" }
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# [URL=...]...[/URL]
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s.gsub!(/\[url="?(.+?)"?\](.+)\[\/url\]/i) { "[#{$2}](#{$1})" }
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# [IMG]...[/IMG]
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s.gsub!(/\[\/?img\]/i, "")
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# convert list tags to ul and list=1 tags to ol
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# (basically, we're only missing list=a here...)
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s.gsub!(/\[list\](.*?)\[\/list:u\]/m, '[ul]\1[/ul]')
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s.gsub!(/\[list=1\](.*?)\[\/list:o\]/m, '[ol]\1[/ol]')
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# convert *-tags to li-tags so bbcode-to-md can do its magic on phpBB's lists:
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s.gsub!(/\[\*\](.*?)\[\/\*:m\]/, '[li]\1[/li]')
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# [YOUTUBE]<id>[/YOUTUBE]
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s.gsub!(/\[youtube\](.+?)\[\/youtube\]/i) { "\nhttps://www.youtube.com/watch?v=#{$1}\n" }
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# [youtube=425,350]id[/youtube]
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s.gsub!(/\[youtube="?(.+?)"?\](.+)\[\/youtube\]/i) { "\nhttps://www.youtube.com/watch?v=#{$2}\n" }
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# [MEDIA=youtube]id[/MEDIA]
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s.gsub!(/\[MEDIA=youtube\](.+?)\[\/MEDIA\]/i) { "\nhttps://www.youtube.com/watch?v=#{$1}\n" }
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# [ame="youtube_link"]title[/ame]
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s.gsub!(/\[ame="?(.+?)"?\](.+)\[\/ame\]/i) { "\n#{$1}\n" }
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# [VIDEO=youtube;<id>]...[/VIDEO]
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s.gsub!(/\[video=youtube;([^\]]+)\].*?\[\/video\]/i) { "\nhttps://www.youtube.com/watch?v=#{$1}\n" }
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# [USER=706]@username[/USER]
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s.gsub!(/\[user="?(.+?)"?\](.+)\[\/user\]/i) { $2 }
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# Remove the color tag
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s.gsub!(/\[color=[#a-z0-9]+\]/i, "")
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s.gsub!(/\[\/color\]/i, "")
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s
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end
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def mysql_query(sql)
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@client.query(sql, cache_rows: false)
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end
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end
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ImportScripts::XenForo.new.perform
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