require "mysql2" require File.expand_path(File.dirname(__FILE__) + "/base.rb") class ImportScripts::Phorum < ImportScripts::Base PHORUM_DB = "piwik" TABLE_PREFIX = "pw_" BATCH_SIZE = 1000 def initialize super @client = Mysql2::Client.new( host: "localhost", username: "root", password: "pa$$word", database: PHORUM_DB ) end def execute import_users import_categories import_posts end def import_users puts '', "creating users" total_count = mysql_query("SELECT count(*) count FROM #{TABLE_PREFIX}users;").first['count'] batches(BATCH_SIZE) do |offset| results = mysql_query( "SELECT user_id id, username, email, real_name name, date_added created_at, date_last_active last_seen_at, admin FROM #{TABLE_PREFIX}users WHERE #{TABLE_PREFIX}users.active = 1 LIMIT #{BATCH_SIZE} OFFSET #{offset};") break if results.size < 1 create_users(results, total: total_count, offset: offset) do |user| next if user['username'].blank? { id: user['id'], email: user['email'], username: user['username'], name: user['name'], created_at: Time.zone.at(user['created_at']), last_seen_at: Time.zone.at(user['last_seen_at']), admin: user['admin'] == 1 } end end end def import_categories puts "", "importing categories..." categories = mysql_query(" SELECT forum_id id, name, description, active FROM #{TABLE_PREFIX}forums ORDER BY forum_id ASC ").to_a create_categories(categories) do |category| next if category['active'] == 0 { id: category['id'], name: category["name"], description: category["description"] } end # uncomment below lines to create permalink # categories.each do |category| # Permalink.create(url: "list.php?#{category['id']}", category_id: category_id_from_imported_category_id(category['id'].to_i)) # end end def import_posts puts "", "creating topics and posts" total_count = mysql_query("SELECT count(*) count from #{TABLE_PREFIX}messages").first["count"] batches(BATCH_SIZE) do |offset| results = mysql_query(" SELECT m.message_id id, m.parent_id, m.forum_id category_id, m.subject title, m.user_id user_id, m.body raw, m.closed closed, m.datestamp created_at FROM #{TABLE_PREFIX}messages m ORDER BY m.datestamp LIMIT #{BATCH_SIZE} OFFSET #{offset}; ").to_a break if results.size < 1 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_raw_post(m['raw'], m['id']) mapped[:created_at] = Time.zone.at(m['created_at']) if m['parent_id'] == 0 mapped[:category] = category_id_from_imported_category_id(m['category_id'].to_i) mapped[:title] = CGI.unescapeHTML(m['title']) else parent = topic_lookup_from_imported_post_id(m['parent_id']) if parent mapped[:topic_id] = parent[:topic_id] else puts "Parent post #{m['parent_id']} doesn't exist. Skipping #{m["id"]}: #{m["title"][0..40]}" skip = true end end skip ? nil : mapped end # uncomment below lines to create permalink # results.each do |post| # if post['parent_id'] == 0 # topic = topic_lookup_from_imported_post_id(post['id'].to_i) # Permalink.create(url: "read.php?#{post['category_id']},#{post['id']}", topic_id: topic[:topic_id].to_i) # end # end end end def process_raw_post(raw, import_id) s = raw.dup # :) is encoded as :) s.gsub!(/]+) \/>/, '\1') # Some links look like this: http://www.onegameamonth.com s.gsub!(/(.+)<\/a>/, '[\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!(/(^\[video=.*?\])|(\[\/video\]$)/, '') 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) # # Work around it for now: s.gsub!(/\[http(s)?:\/\/(www\.)?/, '[') # [QUOTE]...[/QUOTE] s.gsub!(/\[quote\](.+?)\[\/quote\]/im) { "\n> #{$1}\n" } # [URL=...]...[/URL] s.gsub!(/\[url="?(.+?)"?\](.+)\[\/url\]/i) { "[#{$2}](#{$1})" } # [IMG]...[/IMG] s.gsub!(/\[\/?img\]/i, "") # convert list tags to ul and list=1 tags to ol # (basically, we're only missing list=a here...) s.gsub!(/\[list\](.*?)\[\/list\]/m, '[ul]\1[/ul]') s.gsub!(/\[list=1\](.*?)\[\/list\]/m, '[ol]\1[/ol]') # convert *-tags to li-tags so bbcode-to-md can do its magic on phpBB's lists: s.gsub!(/\[\*\](.*?)\n/, '[li]\1[/li]') # [CODE]...[/CODE] s.gsub!(/\[\/?code\]/i, "\n```\n") # [HIGHLIGHT]...[/HIGHLIGHT] s.gsub!(/\[\/?highlight\]/i, "\n```\n") # [YOUTUBE][/YOUTUBE] s.gsub!(/\[youtube\](.+?)\[\/youtube\]/i) { "\nhttps://www.youtube.com/watch?v=#{$1}\n" } # [youtube=425,350]id[/youtube] s.gsub!(/\[youtube="?(.+?)"?\](.+)\[\/youtube\]/i) { "\nhttps://www.youtube.com/watch?v=#{$2}\n" } # [MEDIA=youtube]id[/MEDIA] s.gsub!(/\[MEDIA=youtube\](.+?)\[\/MEDIA\]/i) { "\nhttps://www.youtube.com/watch?v=#{$1}\n" } # [ame="youtube_link"]title[/ame] s.gsub!(/\[ame="?(.+?)"?\](.+)\[\/ame\]/i) { "\n#{$1}\n" } # [VIDEO=youtube;]...[/VIDEO] s.gsub!(/\[video=youtube;([^\]]+)\].*?\[\/video\]/i) { "\nhttps://www.youtube.com/watch?v=#{$1}\n" } # [USER=706]@username[/USER] s.gsub!(/\[user="?(.+?)"?\](.+)\[\/user\]/i) { $2 } # Remove the color tag s.gsub!(/\[color=[#a-z0-9]+\]/i, "") s.gsub!(/\[\/color\]/i, "") s.gsub!(/\[hr\]/i, "
") s end def mysql_query(sql) @client.query(sql, cache_rows: false) end end ImportScripts::Phorum.new.perform