discourse/script/import_scripts/kunena.rb

166 lines
4.9 KiB
Ruby

require File.expand_path(File.dirname(__FILE__) + "/base.rb")
require "mysql2"
require "csv"
# TODO
#
# It would be better to have a mysql dump of the joomla users too.
# But I got a csv file and had an awful time trying to use the LOAD DATA command to put it into a table.
# So, this script reads Joomla users from a csv file for now.
class ImportScripts::Kunena < ImportScripts::Base
KUNENA_DB = "kunena"
JOOMLA_USERS = "j-users.csv"
def initialize
super
@joomla_users_file = ARGV[0]
raise ArgumentError.new('Joomla users file argument missing. Provide full path to joomla users csv file.') if !@joomla_users_file.present?
@users = {}
@client = Mysql2::Client.new(
host: "localhost",
username: "root",
#password: "password",
database: KUNENA_DB
)
end
def execute
check_files_exist
parse_users
puts "creating users"
create_users(@users) do |id, user|
{ id: id,
email: user[:email],
username: user[:username],
created_at: user[:created_at],
bio_raw: user[:bio],
moderator: user[:moderator] ? true : false,
admin: user[:admin] ? true : false,
suspended_at: user[:suspended] ? Time.zone.now : nil,
suspended_till: user[:suspended] ? 100.years.from_now : nil }
end
create_categories(@client.query("SELECT id, parent, name, description, ordering FROM jos_kunena_categories ORDER BY parent, id;")) do |c|
h = {id: c['id'], name: c['name'], description: c['description'], position: c['ordering'].to_i}
if c['parent'].to_i > 0
parent = category_from_imported_category_id(c['parent'])
h[:parent_category_id] = parent.id if parent
end
h
end
import_posts
begin
create_admin(email: 'neil.lalonde@discourse.org', username: UserNameSuggester.suggest('neil'))
rescue => e
puts '', "Failed to create admin user"
puts e.message
end
end
def check_files_exist
raise ArgumentError.new("File does not exist: #{@joomla_users_file}") unless File.exist?(@joomla_users_file)
end
def read_csv(f)
data = File.read(f)
data.gsub!(/\" \n/,"\"\n")
data.gsub!(/\\\"/,";;")
data.gsub!(/\\/,"\n")
data
end
def parse_users
# Need to merge data from joomla with kunena
puts "parsing joomla user data from #{@joomla_users_file}"
CSV.foreach(@joomla_users_file) do |u|
next unless u[0].to_i > 0 and u[1].present? and u[2].present?
username = u[1].gsub(' ', '_').gsub(/[^A-Za-z0-9_]/, '')[0,User.username_length.end]
if username.length < User.username_length.first
username = username * User.username_length.first
end
@users[u[0].to_i] = {id: u[0].to_i, username: username, email: u[2], created_at: Time.zone.parse(u[3])}
end
puts "parsing kunena user data from mysql"
results = @client.query("SELECT userid, signature, moderator, banned FROM jos_kunena_users;", cache_rows: false)
results.each do |u|
next unless u['userid'].to_i > 0
user = @users[u['userid'].to_i]
if user
user[:bio] = u['signature']
user[:moderator] = (u['moderator'].to_i == 1)
user[:suspended] = u['banned'].present?
end
end
end
def import_posts
puts '', "creating topics and posts"
total_count = @client.query("SELECT COUNT(*) count FROM jos_kunena_messages m;").first['count']
batch_size = 1000
batches(batch_size) do |offset|
results = @client.query("
SELECT m.id id,
m.thread thread,
m.parent parent,
m.catid catid,
m.userid userid,
m.subject subject,
m.time time,
t.message message
FROM jos_kunena_messages m,
jos_kunena_messages_text t
WHERE m.id = t.mesid
ORDER BY m.id
LIMIT #{batch_size}
OFFSET #{offset};
", cache_rows: false)
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['userid']) || -1
mapped[:raw] = m["message"]
mapped[:created_at] = Time.zone.at(m['time'])
if m['id'] == m['thread']
mapped[:category] = category_from_imported_category_id(m['catid']).try(:name)
mapped[:title] = m['subject']
else
parent = topic_lookup_from_imported_post_id(m['parent'])
if parent
mapped[:topic_id] = parent[:topic_id]
mapped[:reply_to_post_number] = parent[:post_number] if parent[:post_number] > 1
else
puts "Parent post #{m['parent']} doesn't exist. Skipping #{m["id"]}: #{m["subject"][0..40]}"
skip = true
end
end
skip ? nil : mapped
end
end
end
end
ImportScripts::Kunena.new.perform