mirror of
https://github.com/discourse/discourse.git
synced 2024-12-15 10:36:19 +08:00
30990006a9
This reduces chances of errors where consumers of strings mutate inputs and reduces memory usage of the app. Test suite passes now, but there may be some stuff left, so we will run a few sites on a branch prior to merging
221 lines
6.8 KiB
Ruby
221 lines
6.8 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
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:) --><img src="{SMILIES_PATH}/icon_e_smile.gif" alt=":)" title="Smile" /><!-- s:) -->
|
|
s.gsub!(/<!-- 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!(/<!-- \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!(/(^\[video=.*?\])|(\[\/video\]$)/, '')
|
|
|
|
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]<id>[/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;<id>]...[/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, "<hr>")
|
|
|
|
s
|
|
end
|
|
|
|
def mysql_query(sql)
|
|
@client.query(sql, cache_rows: false)
|
|
end
|
|
end
|
|
|
|
ImportScripts::Phorum.new.perform
|