97 lines
2.3 KiB
Ruby
97 lines
2.3 KiB
Ruby
module ImportExport
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class TopicExporter
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attr_reader :exported_user_ids, :export_data
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def initialize(topic_ids)
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@topic_ids = topic_ids
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@exported_user_ids = []
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@export_data = {
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users: [],
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topics: []
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}
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end
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def perform
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export_users
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export_topics
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# TODO: user actions
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self
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end
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USER_ATTRS = [:id, :email, :username, :name, :created_at, :trust_level, :active, :last_emailed_at]
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def export_users
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# TODO: avatar
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@exported_user_ids = []
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@topic_ids.each do |topic_id|
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t = Topic.find(topic_id)
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t.posts.includes(user: [:user_profile]).find_each do |post|
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u = post.user
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unless @exported_user_ids.include?(u.id)
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x = USER_ATTRS.inject({}) { |h, a| h[a] = u.send(a); h; }
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@export_data[:users] << x.merge({
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bio_raw: u.user_profile.bio_raw,
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website: u.user_profile.website,
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location: u.user_profile.location
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})
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@exported_user_ids << u.id
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end
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end
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end
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self
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end
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def export_topics
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@topic_ids.each do |topic_id|
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t = Topic.find(topic_id)
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puts t.title
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export_topic(t)
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end
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puts ""
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end
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TOPIC_ATTRS = [:id, :title, :created_at, :views, :category_id, :closed, :archived, :archetype]
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POST_ATTRS = [:id, :user_id, :post_number, :raw, :created_at, :reply_to_post_number,
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:hidden, :hidden_reason_id, :wiki]
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def export_topic(topic)
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topic_data = {}
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TOPIC_ATTRS.each do |a|
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topic_data[a] = topic.send(a)
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end
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topic_data[:posts] = []
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topic.ordered_posts.find_each do |post|
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h = POST_ATTRS.inject({}) { |h, a| h[a] = post.send(a); h; }
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h[:raw] = h[:raw].gsub('src="/uploads', "src=\"#{Discourse.base_url_no_prefix}/uploads")
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topic_data[:posts] << h
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end
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@export_data[:topics] << topic_data
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self
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end
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def save_to_file(filename=nil)
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require 'json'
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output_basename = filename || File.join("topic-export-#{Time.now.strftime("%Y-%m-%d-%H%M%S")}.json")
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File.open(output_basename, "w:UTF-8") do |f|
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f.write(@export_data.to_json)
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end
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puts "Export saved to #{output_basename}"
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output_basename
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end
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end
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end
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