437 lines
13 KiB
Ruby
437 lines
13 KiB
Ruby
# frozen_string_literal: true
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require_relative "base"
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require "pg"
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require "htmlentities"
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require 'ruby-bbcode-to-md'
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class BulkImport::PhpBB < BulkImport::Base
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SUSPENDED_TILL ||= Date.new(3000, 1, 1)
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TABLE_PREFIX ||= ENV['TABLE_PREFIX'] || "phpbb_"
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def initialize
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super
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charset = ENV["DB_CHARSET"] || "utf8"
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database = ENV["DB_NAME"] || "flightaware"
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password = ENV["DB_PASSWORD"] || "discourse"
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@html_entities = HTMLEntities.new
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@encoding = CHARSET_MAP[charset]
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@client = PG.connect(dbname: database, password: password)
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@smiley_map = {}
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add_default_smilies
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end
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def execute
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import_groups
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import_users
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import_group_users
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import_user_emails
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import_user_profiles
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import_categories
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import_topics
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import_posts
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import_private_topics
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import_topic_allowed_users
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import_private_posts
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end
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def import_groups
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puts "Importing groups..."
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groups = psql_query <<-SQL
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SELECT group_id, group_name, group_desc
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FROM #{TABLE_PREFIX}groups
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WHERE group_id > #{@last_imported_group_id}
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ORDER BY group_id
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SQL
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create_groups(groups) do |row|
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{
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imported_id: row["group_id"],
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name: normalize_text(row["group_name"]),
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bio_raw: normalize_text(row["group_desc"])
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}
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end
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end
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def import_users
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puts "Importing users..."
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users = psql_query <<-SQL
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SELECT u.user_id, u.username, u.user_email, u.user_regdate, u.user_lastvisit, u.user_ip,
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u.user_type, u.user_inactive_reason, g.group_id, g.group_name, b.ban_start, b.ban_end, b.ban_reason,
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u.user_posts, u.user_website, u.user_from, u.user_birthday, u.user_avatar_type, u.user_avatar
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FROM #{TABLE_PREFIX}users u
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LEFT OUTER JOIN #{TABLE_PREFIX}groups g ON (g.group_id = u.group_id)
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LEFT OUTER JOIN #{TABLE_PREFIX}banlist b ON (
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u.user_id = b.ban_userid AND b.ban_exclude = 0 AND
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b.ban_end = 0
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)
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WHERE u.user_id > #{@last_imported_user_id}
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ORDER BY u.user_id
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SQL
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create_users(users) do |row|
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u = {
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imported_id: row["user_id"],
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username: normalize_text(row["username"]),
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created_at: Time.zone.at(row["user_regdate"].to_i),
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last_seen_at: row["user_lastvisit"] == 0 ? Time.zone.at(row["user_regdate"].to_i) : Time.zone.at(row["user_lastvisit"].to_i),
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trust_level: row["user_posts"] == 0 ? TrustLevel[0] : TrustLevel[1],
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date_of_birth: parse_birthday(row["user_birthday"]),
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primary_group_id: group_id_from_imported_id(row["group_id"])
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}
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u[:ip_address] = row["user_ip"][/\b(?:\d{1,3}\.){3}\d{1,3}\b/] if row["user_ip"].present?
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if row["ban_start"]
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u[:suspended_at] = Time.zone.at(row["ban_start"].to_i)
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u[:suspended_till] = row["ban_end"].to_i > 0 ? Time.zone.at(row["ban_end"].to_i) : SUSPENDED_TILL
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end
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u
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end
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end
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def import_user_emails
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puts "Importing user emails..."
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users = psql_query <<-SQL
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SELECT user_id, user_email, user_regdate
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FROM #{TABLE_PREFIX}users u
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WHERE user_id > #{@last_imported_user_id}
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ORDER BY user_id
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SQL
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create_user_emails(users) do |row|
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{
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imported_id: row["user_id"],
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imported_user_id: row["user_id"],
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email: row["user_email"],
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created_at: Time.zone.at(row["user_regdate"].to_i)
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}
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end
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end
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def import_group_users
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puts "Importing group users..."
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group_users = psql_query <<-SQL
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SELECT user_id, group_id
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FROM #{TABLE_PREFIX}users u
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WHERE user_id > #{@last_imported_user_id}
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SQL
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create_group_users(group_users) do |row|
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{
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group_id: group_id_from_imported_id(row["group_id"]),
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user_id: user_id_from_imported_id(row["user_id"]),
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}
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end
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end
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def import_user_profiles
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puts "Importing user profiles..."
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user_profiles = psql_query <<-SQL
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SELECT user_id, user_website, user_from
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FROM #{TABLE_PREFIX}users
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WHERE user_id > #{@last_imported_user_id}
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ORDER BY user_id
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SQL
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create_user_profiles(user_profiles) do |row|
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{
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user_id: user_id_from_imported_id(row["user_id"]),
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website: (URI.parse(row["user_website"]).to_s rescue nil),
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location: row["user_from"],
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}
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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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categories = psql_query(<<-SQL
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SELECT forum_id, parent_id, forum_name, forum_desc
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FROM #{TABLE_PREFIX}forums
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WHERE forum_id > #{@last_imported_category_id}
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ORDER BY parent_id, left_id
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SQL
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).to_a
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return if categories.empty?
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parent_categories = categories.select { |c| c["parent_id"].to_i == 0 }
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children_categories = categories.select { |c| c["parent_id"].to_i != 0 }
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puts "Importing parent categories..."
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create_categories(parent_categories) do |row|
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{
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imported_id: row["forum_id"],
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name: normalize_text(row["forum_name"]),
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description: normalize_text(row["forum_desc"])
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}
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end
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puts "Importing children categories..."
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create_categories(children_categories) do |row|
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{
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imported_id: row["forum_id"],
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name: normalize_text(row["forum_name"]),
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description: normalize_text(row["forum_desc"]),
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parent_category_id: category_id_from_imported_id(row["parent_id"])
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}
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end
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end
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def import_topics
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puts "Importing topics..."
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topics = psql_query <<-SQL
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SELECT topic_id, topic_title, forum_id, topic_poster, topic_time, topic_views
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FROM #{TABLE_PREFIX}topics
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WHERE topic_id > #{@last_imported_topic_id}
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AND EXISTS (SELECT 1 FROM #{TABLE_PREFIX}posts WHERE #{TABLE_PREFIX}posts.topic_id = #{TABLE_PREFIX}topics.topic_id)
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ORDER BY topic_id
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SQL
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create_topics(topics) do |row|
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{
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imported_id: row["topic_id"],
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title: normalize_text(row["topic_title"]),
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category_id: category_id_from_imported_id(row["forum_id"]),
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user_id: user_id_from_imported_id(row["topic_poster"]),
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created_at: Time.zone.at(row["topic_time"].to_i),
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views: row["topic_views"]
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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 "Importing posts..."
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posts = psql_query <<-SQL
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SELECT p.post_id, p.topic_id, p.poster_id, p.post_time, p.post_text
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FROM #{TABLE_PREFIX}posts p
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JOIN #{TABLE_PREFIX}topics t ON t.topic_id = p.topic_id
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WHERE p.post_id > #{@last_imported_post_id}
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ORDER BY p.post_id
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SQL
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create_posts(posts) do |row|
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{
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imported_id: row["post_id"],
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topic_id: topic_id_from_imported_id(row["topic_id"]),
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user_id: user_id_from_imported_id(row["poster_id"]),
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created_at: Time.zone.at(row["post_time"].to_i),
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raw: process_raw_text(row["post_text"]),
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}
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end
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end
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def import_private_topics
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puts "Importing private topics..."
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@imported_topics = {}
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topics = psql_query <<-SQL
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SELECT msg_id, message_subject, author_id, to_address, message_time
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FROM #{TABLE_PREFIX}privmsgs
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WHERE msg_id > (#{@last_imported_private_topic_id - PRIVATE_OFFSET})
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ORDER BY msg_id
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SQL
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create_topics(topics) do |row|
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user_ids = get_message_recipients(row["author_id"], row["to_address"])
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title = extract_pm_title(row["message_subject"])
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key = [title, user_ids]
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next if @imported_topics.has_key?(key) || title.blank?
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@imported_topics[key] = row["msg_id"].to_i + PRIVATE_OFFSET
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{
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archetype: Archetype.private_message,
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imported_id: row["msg_id"].to_i + PRIVATE_OFFSET,
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title: normalize_text(title),
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user_id: user_id_from_imported_id(row["author_id"].to_i),
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created_at: Time.zone.at(row["message_time"].to_i)
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}
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end
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end
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def import_topic_allowed_users
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puts "Importing topic allowed users..."
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allowed_users = []
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psql_query(<<-SQL
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SELECT msg_id, author_id, to_address
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FROM #{TABLE_PREFIX}privmsgs
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WHERE msg_id > (#{@last_imported_private_topic_id - PRIVATE_OFFSET})
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ORDER BY msg_id
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SQL
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).each do |row|
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next unless topic_id = topic_id_from_imported_id(row["msg_id"].to_i + PRIVATE_OFFSET)
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user_ids = get_message_recipients(row["author_id"], row["to_address"])
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user_ids.each do |id|
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next unless user_id = user_id_from_imported_id(id.to_i)
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allowed_users << [topic_id, user_id]
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end
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end
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create_topic_allowed_users(allowed_users) do |row|
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{
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topic_id: row[0],
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user_id: row[1]
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}
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end
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end
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def import_private_posts
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puts "Importing private posts..."
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posts = psql_query <<-SQL
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SELECT msg_id, message_subject, author_id, to_address, message_time, message_text
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FROM #{TABLE_PREFIX}privmsgs
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WHERE msg_id > (#{@last_imported_private_topic_id - PRIVATE_OFFSET})
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ORDER BY msg_id
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SQL
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create_posts(posts) do |row|
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user_ids = get_message_recipients(row["author_id"], row["to_address"])
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title = extract_pm_title(row["message_subject"])
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key = [title, user_ids]
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next unless topic_id = topic_id_from_imported_id(@imported_topics[key])
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{
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imported_id: row["msg_id"].to_i + PRIVATE_OFFSET,
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topic_id: topic_id,
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user_id: user_id_from_imported_id(row["author_id"].to_i),
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created_at: Time.zone.at(row["message_time"].to_i),
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raw: process_raw_text(row["message_text"])
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}
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end
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end
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def get_message_recipients(from, to)
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user_ids = to.split(':')
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user_ids.map! { |u| u[2..-1].to_i }
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user_ids.push(from.to_i)
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user_ids.uniq!
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user_ids = user_ids.flatten.map(&:to_i).sort
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user_ids
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end
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def extract_pm_title(title)
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pm_title = CGI.unescapeHTML(title)
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pm_title = title.gsub(/^Re\s*:\s*/i, "") rescue nil
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pm_title
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end
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def parse_birthday(birthday)
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return if birthday.blank?
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date_of_birth = Date.strptime(birthday.gsub(/[^\d-]+/, ""), "%m-%d-%Y") rescue nil
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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
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end
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def psql_query(sql)
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@client.query(sql)
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end
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def process_raw_text(raw)
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return "" if raw.blank?
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text = raw.dup
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text = CGI.unescapeHTML(text)
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text.gsub!(/:(?:\w{8})\]/, ']')
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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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text.gsub!(/<!-- \w --><a(?:.+)href="(\S+)"(?:.*)>(.+)<\/a><!-- \w -->/i, '[\2](\1)')
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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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text.gsub!(/\[http(s)?:\/\/(www\.)?/i, '[')
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# convert list tags to ul and list=1 tags to ol
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# list=a is not supported, so handle it like list=1
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# list=9 and list=x have the same result as list=1 and list=a
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text.gsub!(/\[list\](.*?)\[\/list:u\]/mi, '[ul]\1[/ul]')
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text.gsub!(/\[list=.*?\](.*?)\[\/list:o\]/mi, '[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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text.gsub!(/\[\*\](.*?)\[\/\*:m\]/mi, '[li]\1[/li]')
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# [QUOTE="<username>"] -- add newline
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text.gsub!(/(\[quote="[a-zA-Z\d]+"\])/i) { "#{$1}\n" }
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# [/QUOTE] -- add newline
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text.gsub!(/(\[\/quote\])/i) { "\n#{$1}" }
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# :) is encoded as <!-- s:) --><img src="{SMILIES_PATH}/icon_e_smile.gif" alt=":)" title="Smile" /><!-- s:) -->
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text.gsub!(/<!-- s(\S+) --><img src="\{SMILIES_PATH\}\/(.+?)" alt="(.*?)" title="(.*?)" \/><!-- s(?:\S+) -->/) do
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smiley = $1
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@smiley_map.fetch(smiley) do
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# upload_smiley(smiley, $2, $3, $4) || smiley_as_text(smiley)
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@smiley_map[smiley] = smiley
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end
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end
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text = bbcode_to_md(text)
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text
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end
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protected
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def bbcode_to_md(text)
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begin
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text.bbcode_to_md(false)
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rescue => e
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puts "Problem converting \n#{text}\n using ruby-bbcode-to-md"
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text
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end
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end
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def add_default_smilies
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{
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[':D', ':-D', ':grin:'] => ':smiley:',
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[':)', ':-)', ':smile:'] => ':slight_smile:',
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[';)', ';-)', ':wink:'] => ':wink:',
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[':(', ':-(', ':sad:'] => ':frowning:',
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[':o', ':-o', ':eek:'] => ':astonished:',
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[':shock:'] => ':open_mouth:',
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[':?', ':-?', ':???:'] => ':confused:',
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['8-)', ':cool:'] => ':sunglasses:',
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[':lol:'] => ':laughing:',
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[':x', ':-x', ':mad:'] => ':angry:',
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[':P', ':-P', ':razz:'] => ':stuck_out_tongue:',
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[':oops:'] => ':blush:',
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[':cry:'] => ':cry:',
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[':evil:'] => ':imp:',
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[':twisted:'] => ':smiling_imp:',
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[':roll:'] => ':unamused:',
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[':!:'] => ':exclamation:',
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[':?:'] => ':question:',
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[':idea:'] => ':bulb:',
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[':arrow:'] => ':arrow_right:',
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[':|', ':-|'] => ':neutral_face:',
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[':geek:'] => ':nerd:'
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}.each do |smilies, emoji|
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smilies.each { |smiley| @smiley_map[smiley] = emoji }
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end
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end
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end
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BulkImport::PhpBB.new.run
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