mirror of
https://github.com/codeninjasllc/discourse.git
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124 lines
3.6 KiB
Ruby
124 lines
3.6 KiB
Ruby
# `dropdb bbpress`
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# `createdb bbpress`
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# `bundle exec rake db:migrate`
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require 'mysql2'
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require File.expand_path(File.dirname(__FILE__) + "/base.rb")
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BB_PRESS_DB = ENV['BBPRESS_DB'] || "bbpress"
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DB_TABLE_PREFIX = "wp_"
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class ImportScripts::Bbpress < ImportScripts::Base
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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: "password",
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database: BB_PRESS_DB
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)
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end
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def table_name(name)
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DB_TABLE_PREFIX + name
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end
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def execute
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users_results = @client.query("
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SELECT id,
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user_login username,
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display_name name,
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user_url website,
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user_email email,
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user_registered created_at
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FROM #{table_name 'users'}", cache_rows: false)
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puts '', "creating users"
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create_users(users_results) do |u|
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ActiveSupport::HashWithIndifferentAccess.new(u)
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end
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puts '', '', "creating categories"
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create_categories(@client.query("SELECT id, post_name, post_parent from #{table_name 'posts'} WHERE post_type = 'forum' AND post_name != '' ORDER BY post_parent")) do |c|
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result = {id: c['id'], name: c['post_name']}
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parent_id = c['post_parent'].to_i
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if parent_id > 0
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result[:parent_category_id] = category_id_from_imported_category_id(parent_id)
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end
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result
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end
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import_posts
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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 = @client.query("
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SELECT count(*) count
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FROM #{table_name 'posts'}
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WHERE post_status <> 'spam'
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AND post_type IN ('topic', 'reply')").first['count']
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batch_size = 1000
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batches(batch_size) do |offset|
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results = @client.query("
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SELECT id,
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post_author,
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post_date,
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post_content,
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post_title,
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post_type,
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post_parent
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FROM #{table_name 'posts'}
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WHERE post_status <> 'spam'
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AND post_type IN ('topic', 'reply')
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ORDER BY id
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LIMIT #{batch_size}
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OFFSET #{offset}", cache_rows: false)
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break if results.size < 1
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next if all_records_exist? :posts, results.map {|p| p["id"].to_i}
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create_posts(results, total: total_count, offset: offset) do |post|
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skip = false
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mapped = {}
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mapped[:id] = post["id"]
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mapped[:user_id] = user_id_from_imported_user_id(post["post_author"]) || find_user_by_import_id(post["post_author"]).try(:id) || -1
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mapped[:raw] = post["post_content"]
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if mapped[:raw]
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mapped[:raw] = mapped[:raw].gsub("<pre><code>", "```\n").gsub("</code></pre>", "\n```")
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end
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mapped[:created_at] = post["post_date"]
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mapped[:custom_fields] = {import_id: post["id"]}
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if post["post_type"] == "topic"
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mapped[:category] = category_id_from_imported_category_id(post["post_parent"])
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mapped[:title] = CGI.unescapeHTML post["post_title"]
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else
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parent = topic_lookup_from_imported_post_id(post["post_parent"])
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if parent
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mapped[:topic_id] = parent[:topic_id]
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mapped[:reply_to_post_number] = parent[:post_number] if parent[:post_number] > 1
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else
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puts "Skipping #{post["id"]}: #{post["post_content"][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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end
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ImportScripts::Bbpress.new.perform
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