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FEATURE: Rake task to export and import category structure

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This commit is contained in:
Vinoth Kannan 2017-10-27 01:59:36 +05:30
parent 1612818e2b
commit a00af4d85a
17 changed files with 621 additions and 327 deletions
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162
lib/import_export/base_exporter.rb Normal file
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@ -0,0 +1,162 @@
module ImportExport
class BaseExporter
attr_reader :export_data, :categories
CATEGORY_ATTRS = [:id, :name, :color, :created_at, :user_id, :slug, :description, :text_color,
:auto_close_hours, :parent_category_id, :auto_close_based_on_last_post,
:topic_template, :suppress_from_homepage, :all_topics_wiki, :permissions_params]
GROUP_ATTRS = [ :id, :name, :created_at, :mentionable_level, :messageable_level, :visibility_level,
:automatic_membership_email_domains, :automatic_membership_retroactive,
:primary_group, :title, :grant_trust_level, :incoming_email]
USER_ATTRS = [:id, :email, :username, :name, :created_at, :trust_level, :active, :last_emailed_at]
TOPIC_ATTRS = [:id, :title, :created_at, :views, :category_id, :closed, :archived, :archetype]
POST_ATTRS = [:id, :user_id, :post_number, :raw, :created_at, :reply_to_post_number, :hidden,
:hidden_reason_id, :wiki]
def categories
@categories ||= Category.all.to_a
end
def export_categories
data = []
categories.each do |cat|
data << CATEGORY_ATTRS.inject({}) { |h, a| h[a] = cat.send(a); h }
end
data
end
def export_categories!
@export_data[:categories] = export_categories
self
end
def export_category_groups
groups = []
group_names = []
auto_group_names = Group::AUTO_GROUPS.keys.map(&:to_s)
@export_data[:categories].each do |c|
c[:permissions_params].each do |group_name, _|
group_names << group_name unless auto_group_names.include?(group_name.to_s)
end
end
group_names.uniq!
return [] if group_names.empty?
Group.where(name: group_names).find_each do |group|
attrs = GROUP_ATTRS.inject({}) { |h, a| h[a] = group.send(a); h }
attrs[:user_ids] = group.users.pluck(:id)
groups << attrs
end
groups
end
def export_category_groups!
@export_data[:groups] = export_category_groups
self
end
def export_group_users
user_ids = []
@export_data[:groups].each do |g|
user_ids += g[:user_ids]
end
user_ids.uniq!
return [] if user_ids.empty?
users = User.where(id: user_ids)
export_users(users.to_a)
end
def export_group_users!
@export_data[:users] = export_group_users
self
end
def export_topics
data = []
@topics.each do |topic|
puts topic.title
topic_data = TOPIC_ATTRS.inject({}) { |h, a| h[a] = topic.send(a); h; }
topic_data[:posts] = []
topic.ordered_posts.find_each do |post|
h = POST_ATTRS.inject({}) { |h, a| h[a] = post.send(a); h; }
h[:raw] = h[:raw].gsub('src="/uploads', "src=\"#{Discourse.base_url_no_prefix}/uploads")
topic_data[:posts] << h
end
data << topic_data
end
data
end
def export_topics!
@export_data[:topics] = export_topics
self
end
def export_topic_users
return if @export_data[:topics].blank?
topic_ids = @export_data[:topics].pluck(:id)
users = User.joins(:topics).where('topics.id IN (?)', topic_ids).to_a
users.uniq!
export_users(users.to_a)
end
def export_topic_users!
@export_data[:users] = export_topic_users
self
end
def export_users(users)
data = []
users.reject! { |u| u.id == Discourse::SYSTEM_USER_ID }
users.each do |u|
x = USER_ATTRS.inject({}) { |h, a| h[a] = u.send(a); h; }
x.merge(bio_raw: u.user_profile.bio_raw,
website: u.user_profile.website,
location: u.user_profile.location)
data << x
end
data
end
def default_filename_prefix
raise "Overwrite me!"
end
def save_to_file(filename = nil)
output_basename = filename || File.join("#{default_filename_prefix}-#{Time.now.strftime("%Y-%m-%d-%H%M%S")}.json")
File.open(output_basename, "w:UTF-8") do |f|
f.write(@export_data.to_json)
end
puts "Export saved to #{output_basename}"
output_basename
end
end
end

75
lib/import_export/category_exporter.rb
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@ -1,71 +1,32 @@
module ImportExport
class CategoryExporter
require "import_export/base_exporter"
require "import_export/topic_exporter"
attr_reader :export_data
module ImportExport
class CategoryExporter < BaseExporter
def initialize(category_id)
@category = Category.find(category_id)
@subcategories = Category.where(parent_category_id: category_id)
@categories = Category.where(parent_category_id: category_id).to_a
@categories << @category
@export_data = {
users: [],
categories: [],
groups: [],
category: nil,
subcategories: [],
topics: []
topics: [],
users: []
}
end
def perform
puts "Exporting category #{@category.name}...", ""
export_categories
export_categories!
export_category_groups!
export_topics_and_users
self
end
CATEGORY_ATTRS = [:id, :name, :color, :created_at, :user_id, :slug, :description, :text_color,
:auto_close_hours, :auto_close_based_on_last_post,
:topic_template, :suppress_from_homepage, :all_topics_wiki, :permissions_params]
def export_categories
@export_data[:category] = CATEGORY_ATTRS.inject({}) { |h, a| h[a] = @category.send(a); h }
@subcategories.find_each do |subcat|
@export_data[:subcategories] << CATEGORY_ATTRS.inject({}) { |h, a| h[a] = subcat.send(a); h }
end
# export groups that are mentioned in category permissions
group_names = []
auto_group_names = Group::AUTO_GROUPS.keys.map(&:to_s)
([@export_data[:category]] + @export_data[:subcategories]).each do |c|
c[:permissions_params].each do |group_name, _|
group_names << group_name unless auto_group_names.include?(group_name.to_s)
end
end
group_names.uniq!
export_groups(group_names) unless group_names.empty?
self
end
GROUP_ATTRS = [ :id, :name, :created_at, :mentionable_level, :messageable_level, :visible,
:automatic_membership_email_domains, :automatic_membership_retroactive,
:primary_group, :title, :grant_trust_level, :incoming_email]
def export_groups(group_names)
group_names.each do |name|
group = Group.find_by_name(name)
group_attrs = GROUP_ATTRS.inject({}) { |h, a| h[a] = group.send(a); h }
group_attrs[:user_ids] = group.users.pluck(:id)
@export_data[:groups] << group_attrs
end
self
end
def export_topics_and_users
all_category_ids = [@category.id] + @subcategories.pluck(:id)
description_topic_ids = Category.where(id: all_category_ids).pluck(:topic_id)
all_category_ids = @categories.pluck(:id)
description_topic_ids = @categories.pluck(:topic_id)
topic_exporter = ImportExport::TopicExporter.new(Topic.where(category_id: all_category_ids).pluck(:id) - description_topic_ids)
topic_exporter.perform
@export_data[:users] = topic_exporter.export_data[:users]
@ -73,14 +34,8 @@ module ImportExport
self
end
def save_to_file(filename = nil)
require 'json'
output_basename = filename || File.join("category-export-#{Time.now.strftime("%Y-%m-%d-%H%M%S")}.json")
File.open(output_basename, "w:UTF-8") do |f|
f.write(@export_data.to_json)
end
puts "Export saved to #{output_basename}"
output_basename
def default_filename_prefix
"category-export"
end
end

89
lib/import_export/category_importer.rb
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@ -1,89 +0,0 @@
require File.join(Rails.root, 'script', 'import_scripts', 'base.rb')
module ImportExport
class CategoryImporter < ImportScripts::Base
def initialize(export_data)
@export_data = export_data
@topic_importer = TopicImporter.new(@export_data)
end
def perform
RateLimiter.disable
import_users
import_groups
import_categories
import_topics
self
ensure
RateLimiter.enable
end
def import_groups
return if @export_data[:groups].empty?
@export_data[:groups].each do |group_data|
g = group_data.dup
user_ids = g.delete(:user_ids)
external_id = g.delete(:id)
new_group = Group.find_by_name(g[:name]) || Group.create!(g)
user_ids.each do |external_user_id|
new_group.add(User.find(@topic_importer.new_user_id(external_user_id))) rescue ActiveRecord::RecordNotUnique
end
end
end
def import_users
@topic_importer.import_users
end
def import_categories
id = @export_data[:category].delete(:id)
import_id = "#{id}#{import_source}"
parent = CategoryCustomField.where(name: 'import_id', value: import_id).first.try(:category)
unless parent
permissions = @export_data[:category].delete(:permissions_params)
parent = Category.new(@export_data[:category])
parent.user_id = @topic_importer.new_user_id(@export_data[:category][:user_id]) # imported user's new id
parent.custom_fields["import_id"] = import_id
parent.permissions = permissions.present? ? permissions : { "everyone" => CategoryGroup.permission_types[:full] }
parent.save!
set_category_description(parent, @export_data[:category][:description])
end
@export_data[:subcategories].each do |cat_attrs|
id = cat_attrs.delete(:id)
import_id = "#{id}#{import_source}"
existing = CategoryCustomField.where(name: 'import_id', value: import_id).first.try(:category)
unless existing
permissions = cat_attrs.delete(:permissions_params)
subcategory = Category.new(cat_attrs)
subcategory.parent_category_id = parent.id
subcategory.user_id = @topic_importer.new_user_id(cat_attrs[:user_id])
subcategory.custom_fields["import_id"] = import_id
subcategory.permissions = permissions.present? ? permissions : { "everyone" => CategoryGroup.permission_types[:full] }
subcategory.save!
set_category_description(subcategory, cat_attrs[:description])
end
end
end
def set_category_description(c, description)
post = c.topic.ordered_posts.first
post.raw = description
post.save!
post.rebake!
end
def import_topics
@topic_importer.import_topics
end
def import_source
@_import_source ||= "#{ENV['IMPORT_SOURCE'] || ''}"
end
end
end

30
lib/import_export/category_structure_exporter.rb Normal file
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@ -0,0 +1,30 @@
require "import_export/base_exporter"
module ImportExport
class CategoryStructureExporter < ImportExport::BaseExporter
def initialize(include_group_users = false)
@include_group_users = include_group_users
@export_data = {
groups: [],
categories: []
}
@export_data[:users] = [] if @include_group_users
end
def perform
puts "Exporting all the categories...", ""
export_categories!
export_category_groups!
export_group_users! if @include_group_users
self
end
def default_filename_prefix
"category-structure-export"
end
end
end

26
lib/import_export/import_export.rb
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@ -1,26 +1,26 @@
require "import_export/importer"
require "import_export/category_structure_exporter"
require "import_export/category_exporter"
require "import_export/category_importer"
require "import_export/topic_exporter"
require "import_export/topic_importer"
require "json"
module ImportExport
def self.import(filename)
data = ActiveSupport::HashWithIndifferentAccess.new(File.open(filename, "r:UTF-8") { |f| JSON.parse(f.read) })
ImportExport::Importer.new(data).perform
end
def self.export_categories(include_users, filename = nil)
ImportExport::CategoryStructureExporter.new(include_users).perform.save_to_file(filename)
end
def self.export_category(category_id, filename = nil)
ImportExport::CategoryExporter.new(category_id).perform.save_to_file(filename)
end
def self.import_category(filename)
export_data = ActiveSupport::HashWithIndifferentAccess.new(File.open(filename, "r:UTF-8") { |f| JSON.parse(f.read) })
ImportExport::CategoryImporter.new(export_data).perform
def self.export_topics(topic_ids, filename = nil)
ImportExport::TopicExporter.new(topic_ids).perform.save_to_file(filename)
end
def self.export_topics(topic_ids)
ImportExport::TopicExporter.new(topic_ids).perform.save_to_file
end
def self.import_topics(filename)
export_data = ActiveSupport::HashWithIndifferentAccess.new(File.open(filename, "r:UTF-8") { |f| JSON.parse(f.read) })
ImportExport::TopicImporter.new(export_data).perform
end
end

160
lib/import_export/importer.rb Normal file
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@ -0,0 +1,160 @@
require File.join(Rails.root, 'script', 'import_scripts', 'base.rb')
module ImportExport
class Importer < ImportScripts::Base
def initialize(data)
@users = data[:users]
@groups = data[:groups]
@categories = data[:categories]
@topics = data[:topics]
# To support legacy `category_export` script
if data[:category].present?
@categories = [] if @categories.blank?
@categories << data[:category]
end
end
def perform
RateLimiter.disable
import_users
import_groups
import_categories
import_topics
self
ensure
RateLimiter.enable
end
def import_users
return if @users.blank?
@users.each do |u|
import_id = "#{u[:id]}#{import_source}"
existing = User.with_email(u[:email]).first
if existing
if existing.custom_fields["import_id"] != import_id
existing.custom_fields["import_id"] = import_id
existing.save!
end
else
u = create_user(u, import_id) # see ImportScripts::Base
end
end
self
end
def import_groups
return if @groups.blank?
@groups.each do |group_data|
g = group_data.dup
user_ids = g.delete(:user_ids)
external_id = g.delete(:id)
new_group = Group.find_by_name(g[:name]) || Group.create!(g)
user_ids.each do |external_user_id|
new_group.add(User.find(new_user_id(external_user_id))) rescue ActiveRecord::RecordNotUnique
end
end
self
end
def import_categories
return if @categories.blank?
import_ids = @categories.collect { |c| "#{c[:id]}#{import_source}" }
existing_categories = CategoryCustomField.where("name = 'import_id' AND value IN (?)", import_ids).select(:category_id, :value).to_a
existing_category_ids = existing_categories.pluck(:value)
@categories.reject! { |c| existing_category_ids.include? c[:id].to_s }
@categories.sort_by! { |c| c[:parent_category_id].presence || 0 }
@categories.each do |cat_attrs|
id = cat_attrs.delete(:id)
permissions = cat_attrs.delete(:permissions_params)
category = Category.new(cat_attrs)
category.parent_category_id = new_category_id(cat_attrs[:parent_category_id]) if cat_attrs[:parent_category_id].present?
category.user_id = new_user_id(cat_attrs[:user_id])
import_id = "#{id}#{import_source}"
category.custom_fields["import_id"] = import_id
category.permissions = permissions.present? ? permissions : { "everyone" => CategoryGroup.permission_types[:full] }
category.save!
existing_categories << { category_id: category.id, value: import_id }
if cat_attrs[:description].present?
post = category.topic.ordered_posts.first
post.raw = cat_attrs[:description]
post.save!
post.rebake!
end
end
self
end
def import_topics
return if @topics.blank?
@topics.each do |t|
puts ""
print t[:title]
first_post_attrs = t[:posts].first.merge(t.slice(*(TopicExporter::TOPIC_ATTRS - [:id, :category_id])))
first_post_attrs[:user_id] = new_user_id(first_post_attrs[:user_id])
first_post_attrs[:category] = new_category_id(t[:category_id])
import_id = "#{first_post_attrs[:id]}#{import_source}"
first_post = PostCustomField.where(name: "import_id", value: import_id).first&.post
unless first_post
first_post = create_post(first_post_attrs, import_id)
end
topic_id = first_post.topic_id
t[:posts].each_with_index do |post_data, i|
next if i == 0
print "."
post_import_id = "#{post_data[:id]}#{import_source}"
existing = PostCustomField.where(name: "import_id", value: post_import_id).first&.post
unless existing
# see ImportScripts::Base
create_post(
post_data.merge(
topic_id: topic_id,
user_id: new_user_id(post_data[:user_id])
),
post_import_id
)
end
end
end
puts ""
self
end
def new_user_id(external_user_id)
ucf = UserCustomField.where(name: "import_id", value: "#{external_user_id}#{import_source}").first
ucf ? ucf.user_id : Discourse::SYSTEM_USER_ID
end
def new_category_id(external_category_id)
CategoryCustomField.where(name: "import_id", value: "#{external_category_id}#{import_source}").first.category_id rescue nil
end
def import_source
@_import_source ||= "#{ENV['IMPORT_SOURCE'] || ''}"
end
end
end

83
lib/import_export/topic_exporter.rb
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@ -1,89 +1,26 @@
module ImportExport
class TopicExporter
require "import_export/base_exporter"
attr_reader :exported_user_ids, :export_data
module ImportExport
class TopicExporter < ImportExport::BaseExporter
def initialize(topic_ids)
@topic_ids = topic_ids
@exported_user_ids = []
@topics = Topic.where(id: topic_ids).to_a
@export_data = {
users: [],
topics: []
topics: [],
users: []
}
end
def perform
export_users
export_topics
export_topics!
export_topic_users!
# TODO: user actions
self
end
USER_ATTRS = [:id, :email, :username, :name, :created_at, :trust_level, :active, :last_emailed_at]
def export_users
# TODO: avatar
@exported_user_ids = []
@topic_ids.each do |topic_id|
t = Topic.find(topic_id)
t.posts.includes(user: [:user_profile]).find_each do |post|
u = post.user
unless @exported_user_ids.include?(u.id)
x = USER_ATTRS.inject({}) { |h, a| h[a] = u.send(a); h; }
@export_data[:users] << x.merge(bio_raw: u.user_profile.bio_raw,
website: u.user_profile.website,
location: u.user_profile.location)
@exported_user_ids << u.id
end
end
end
self
end
def export_topics
@topic_ids.each do |topic_id|
t = Topic.find(topic_id)
puts t.title
export_topic(t)
end
puts ""
end
TOPIC_ATTRS = [:id, :title, :created_at, :views, :category_id, :closed, :archived, :archetype]
POST_ATTRS = [:id, :user_id, :post_number, :raw, :created_at, :reply_to_post_number,
:hidden, :hidden_reason_id, :wiki]
def export_topic(topic)
topic_data = {}
TOPIC_ATTRS.each do |a|
topic_data[a] = topic.send(a)
end
topic_data[:posts] = []
topic.ordered_posts.find_each do |post|
h = POST_ATTRS.inject({}) { |h, a| h[a] = post.send(a); h; }
h[:raw] = h[:raw].gsub('src="/uploads', "src=\"#{Discourse.base_url_no_prefix}/uploads")
topic_data[:posts] << h
end
@export_data[:topics] << topic_data
self
end
def save_to_file(filename = nil)
require 'json'
output_basename = filename || File.join("topic-export-#{Time.now.strftime("%Y-%m-%d-%H%M%S")}.json")
File.open(output_basename, "w:UTF-8") do |f|
f.write(@export_data.to_json)
end
puts "Export saved to #{output_basename}"
output_basename
def default_filename_prefix
"topic-export"
end
end

90
lib/import_export/topic_importer.rb
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@ -1,90 +0,0 @@
require File.join(Rails.root, 'script', 'import_scripts', 'base.rb')
module ImportExport
class TopicImporter < ImportScripts::Base
def initialize(export_data)
@export_data = export_data
end
def perform
RateLimiter.disable
import_users
import_topics
self
ensure
RateLimiter.enable
end
def import_users
@export_data[:users].each do |u|
import_id = "#{u[:id]}#{import_source}"
existing = User.with_email(u[:email]).first
if existing
if existing.custom_fields["import_id"] != import_id
existing.custom_fields["import_id"] = import_id
existing.save!
end
else
u = create_user(u, import_id) # see ImportScripts::Base
end
end
self
end
def import_topics
@export_data[:topics].each do |t|
puts ""
print t[:title]
first_post_attrs = t[:posts].first.merge(t.slice(*(TopicExporter::TOPIC_ATTRS - [:id, :category_id])))
first_post_attrs[:user_id] = new_user_id(first_post_attrs[:user_id])
first_post_attrs[:category] = new_category_id(t[:category_id])
import_id = "#{first_post_attrs[:id]}#{import_source}"
first_post = PostCustomField.where(name: "import_id", value: import_id).first&.post
unless first_post
first_post = create_post(first_post_attrs, import_id)
end
topic_id = first_post.topic_id
t[:posts].each_with_index do |post_data, i|
next if i == 0
print "."
post_import_id = "#{post_data[:id]}#{import_source}"
existing = PostCustomField.where(name: "import_id", value: post_import_id).first&.post
unless existing
# see ImportScripts::Base
create_post(
post_data.merge(
topic_id: topic_id,
user_id: new_user_id(post_data[:user_id])
),
post_import_id
)
end
end
end
puts ""
self
end
def new_user_id(external_user_id)
ucf = UserCustomField.where(name: "import_id", value: "#{external_user_id}#{import_source}").first
ucf ? ucf.user_id : Discourse::SYSTEM_USER_ID
end
def new_category_id(external_category_id)
CategoryCustomField.where(name: "import_id", value: "#{external_category_id}#{import_source}").first.category_id rescue nil
end
def import_source
@_import_source ||= "#{ENV['IMPORT_SOURCE'] || ''}"
end
end
end

7
lib/tasks/export.rake Normal file
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@ -0,0 +1,7 @@
desc 'Export all the categories'
task 'export:categories', [:include_group_users, :file_name] => [:environment] do |_, args|
require "import_export/import_export"
ImportExport.export_categories(args[:include_group_users], args[:file_name])
puts "", "Done", ""
end

8
lib/tasks/import.rake
View File

@ -500,3 +500,11 @@ task "import:create_vbulletin_permalinks" => :environment do
log "Done!"
end
desc 'Import existing exported file'
task 'import:file', [:file_name] => [:environment] do |_, args|
require "import_export/import_export"
ImportExport.import(args[:file_name])
puts "", "Done", ""
end

4
script/discourse
View File

@ -198,7 +198,7 @@ class DiscourseCLI < Thor
puts "Starting import from #{filename}..."
load_rails
load_import_export
ImportExport.import_category(filename)
ImportExport.import(filename)
puts "", "Done", ""
end
@ -218,7 +218,7 @@ class DiscourseCLI < Thor
puts "Starting import from #{filename}..."
load_rails
load_import_export
ImportExport.import_topics(filename)
ImportExport.import(filename)
puts "", "Done", ""
end

4
spec/fabricators/group_user_fabricator.rb Normal file
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@ -0,0 +1,4 @@
Fabricator(:group_user) do
user
group
end

31
spec/fixtures/json/import-export.json vendored Normal file
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@ -0,0 +1,31 @@
{
"groups":[
{"id":41,"name":"custom_group","created_at":"2017-10-26T15:33:46.328Z","mentionable_level":0,"messageable_level":0,"visibility_level":0,"automatic_membership_email_domains":"","automatic_membership_retroactive":false,"primary_group":false,"title":null,"grant_trust_level":null,"incoming_email":null,"user_ids":[1]},
{"id":42,"name":"custom_group_import","created_at":"2017-10-26T15:33:46.328Z","mentionable_level":0,"messageable_level":0,"visibility_level":0,"automatic_membership_email_domains":"","automatic_membership_retroactive":false,"primary_group":false,"title":null,"grant_trust_level":null,"incoming_email":null,"user_ids":[2]}
],
"categories":[
{"id":8,"name":"Custom Category","color":"AB9364","created_at":"2017-10-26T15:32:44.083Z","user_id":1,"slug":"custom-category","description":null,"text_color":"FFFFFF","auto_close_hours":null,"parent_category_id":3,"auto_close_based_on_last_post":false,"topic_template":"","suppress_from_homepage":false,"all_topics_wiki":false,"permissions_params":{"custom_group":1,"everyone":2}},
{"id":10,"name":"Site Feedback Import","color":"808281","created_at":"2017-10-26T17:12:39.995Z","user_id":-1,"slug":"site-feedback-import","description":"Discussion about this site, its organization, how it works, and how we can improve it.","text_color":"FFFFFF","auto_close_hours":null,"parent_category_id":null,"auto_close_based_on_last_post":false,"topic_template":null,"suppress_from_homepage":false,"all_topics_wiki":false,"permissions_params":{}},
{"id":11,"name":"Uncategorized Import","color":"AB9364","created_at":"2017-10-26T17:12:32.359Z","user_id":-1,"slug":"uncategorized-import","description":"","text_color":"FFFFFF","auto_close_hours":null,"parent_category_id":null,"auto_close_based_on_last_post":false,"topic_template":null,"suppress_from_homepage":false,"all_topics_wiki":false,"permissions_params":{}},
{"id":12,"name":"Lounge Import","color":"EEEEEE","created_at":"2017-10-26T17:12:39.490Z","user_id":-1,"slug":"lounge-import","description":"A category exclusive to members with trust level 3 and higher.","text_color":"652D90","auto_close_hours":null,"parent_category_id":null,"auto_close_based_on_last_post":false,"topic_template":null,"suppress_from_homepage":false,"all_topics_wiki":false,"permissions_params":{"trust_level_3":1}},
{"id":13,"name":"Staff Import","color":"283890","created_at":"2017-10-26T17:12:42.806Z","user_id":2,"slug":"staff-import","description":"Private category for staff discussions. Topics are only visible to admins and moderators.","text_color":"FFFFFF","auto_close_hours":null,"parent_category_id":null,"auto_close_based_on_last_post":false,"topic_template":null,"suppress_from_homepage":false,"all_topics_wiki":false,"permissions_params":{"custom_group_import":1,"staff":1}},
{"id":15,"name":"Custom Category Import","color":"AB9364","created_at":"2017-10-26T15:32:44.083Z","user_id":2,"slug":"custom-category-import","description":null,"text_color":"FFFFFF","auto_close_hours":null,"parent_category_id":10,"auto_close_based_on_last_post":false,"topic_template":"","suppress_from_homepage":false,"all_topics_wiki":false,"permissions_params":{"custom_group_import":1,"everyone":2}}
],
"users":[
{"id":1,"email":"vinothkannan@example.com","username":"example","name":"Example","created_at":"2017-10-07T15:01:24.597Z","trust_level":4,"active":true,"last_emailed_at":null},
{"id":2,"email":"vinoth.kannan@discourse.org","username":"vinothkannans","name":"Vinoth Kannan","created_at":"2017-10-07T15:01:24.597Z","trust_level":4,"active":true,"last_emailed_at":null}
],
"topics":[
{"id":7,"title":"Assets for the site design","created_at":"2017-10-26T17:15:04.590Z","views":0,"category_id":8,"closed":false,"archived":false,"archetype":"regular",
"posts":[
{"id":10,"user_id":-1,"post_number":1,"raw":"This topic, visible only to staff, is for storing images and files used in the site design.","created_at":"2017-10-26T17:15:04.720Z","reply_to_post_number":null,"hidden":false,"hidden_reason_id":null,"wiki":false}
]
},
{"id":6,"title":"Privacy Policy","created_at":"2017-10-26T17:15:04.009Z","views":0,"category_id":15,"closed":false,"archived":false,"archetype":"regular",
"posts":[
{"id":8,"user_id":-1,"post_number":1,"raw":"[Third party links](#third-party)\n\nOccasionally, at our discretion, we may include or offer third party products or services on our site.","created_at":"2017-10-26T17:15:03.535Z","reply_to_post_number":null,"hidden":false,"hidden_reason_id":null,"wiki":false},
{"id":7,"user_id":-1,"post_number":2,"raw":"Edit the first post in this topic to change the contents of the FAQ/Guidelines page.","created_at":"2017-10-26T17:15:03.822Z","reply_to_post_number":null,"hidden":false,"hidden_reason_id":null,"wiki":false}
]
}
]
}

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require "rails_helper"
require "import_export/category_exporter"
describe ImportExport::CategoryExporter do
let(:category) { Fabricate(:category) }
let(:group) { Fabricate(:group) }
let(:user) { Fabricate(:user) }
context '.perform' do
it 'raises an error when the category is not found' do
expect { ImportExport::CategoryExporter.new(100).perform }.to raise_error(ActiveRecord::RecordNotFound)
end
it 'export the category when it is found' do
data = ImportExport::CategoryExporter.new(category.id).perform.export_data
expect(data[:categories].count).to eq(1)
expect(data[:groups].count).to eq(0)
end
it 'export the category with permission groups' do
category_group = Fabricate(:category_group, category: category, group: group)
data = ImportExport::CategoryExporter.new(category.id).perform.export_data
expect(data[:categories].count).to eq(1)
expect(data[:groups].count).to eq(1)
end
it 'export the category with topics and users' do
topic1 = Fabricate(:topic, category: category, user_id: -1)
topic2 = Fabricate(:topic, category: category, user: user)
data = ImportExport::CategoryExporter.new(category.id).perform.export_data
expect(data[:categories].count).to eq(1)
expect(data[:groups].count).to eq(0)
expect(data[:topics].count).to eq(2)
expect(data[:users].count).to eq(1)
end
end
end

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require "rails_helper"
require "import_export/category_structure_exporter"
describe ImportExport::CategoryStructureExporter do
it 'export all the categories' do
category = Fabricate(:category)
data = ImportExport::CategoryStructureExporter.new.perform.export_data
expect(data[:categories].count).to eq(2)
expect(data[:groups].count).to eq(0)
expect(data[:users].blank?).to eq(true)
end
it 'export all the categories with permission groups' do
category = Fabricate(:category)
group = Fabricate(:group)
category_group = Fabricate(:category_group, category: category, group: group)
data = ImportExport::CategoryStructureExporter.new.perform.export_data
expect(data[:categories].count).to eq(2)
expect(data[:groups].count).to eq(1)
expect(data[:users].blank?).to eq(true)
end
it 'export all the categories with permission groups and users' do
category = Fabricate(:category)
group = Fabricate(:group)
user = Fabricate(:user)
category_group = Fabricate(:category_group, category: category, group: group)
group_user = Fabricate(:group_user, group: group, user: user)
data = ImportExport::CategoryStructureExporter.new(true).perform.export_data
expect(data[:categories].count).to eq(2)
expect(data[:groups].count).to eq(1)
expect(data[:users].count).to eq(1)
end
end

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require "rails_helper"
require "import_export/category_exporter"
require "import_export/category_structure_exporter"
require "import_export/importer"
describe ImportExport::Importer do
let(:import_data) do
import_file = Rack::Test::UploadedFile.new(file_from_fixtures("import-export.json", "json"))
data = ActiveSupport::HashWithIndifferentAccess.new(JSON.parse(import_file.read))
end
def import(data)
ImportExport::Importer.new(data).perform
end
context '.perform' do
it 'topics and users' do
data = import_data.dup
data[:categories] = nil
data[:groups] = nil
expect {
import(data)
}.to change { Category.count }.by(0)
.and change { Group.count }.by(0)
.and change { Topic.count }.by(2)
.and change { User.count }.by(2)
end
it 'categories and groups' do
data = import_data.dup
data[:topics] = nil
data[:users] = nil
expect {
import(data)
}.to change { Category.count }.by(6)
.and change { Group.count }.by(2)
.and change { Topic.count }.by(6)
.and change { User.count }.by(0)
end
it 'categories, groups and users' do
data = import_data.dup
data[:topics] = nil
expect {
import(data)
}.to change { Category.count }.by(6)
.and change { Group.count }.by(2)
.and change { Topic.count }.by(6)
.and change { User.count }.by(2)
end
it 'all' do
expect {
import(import_data)
}.to change { Category.count }.by(6)
.and change { Group.count }.by(2)
.and change { Topic.count }.by(8)
.and change { User.count }.by(2)
end
end
end

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require "rails_helper"
require "import_export/topic_exporter"
describe ImportExport::TopicExporter do
let(:user) { Fabricate(:user) }
let(:topic) { Fabricate(:topic, user: user) }
context '.perform' do
it 'export a single topic' do
data = ImportExport::TopicExporter.new([topic.id]).perform.export_data
expect(data[:categories].blank?).to eq(true)
expect(data[:groups].blank?).to eq(true)
expect(data[:topics].count).to eq(1)
expect(data[:users].count).to eq(1)
end
it 'export multiple topics' do
topic2 = Fabricate(:topic, user: user)
data = ImportExport::TopicExporter.new([topic.id, topic2.id]).perform.export_data
expect(data[:categories].blank?).to eq(true)
expect(data[:groups].blank?).to eq(true)
expect(data[:topics].count).to eq(2)
expect(data[:users].count).to eq(1)
end
end
end