discourse/app/jobs/regular/bulk_invite.rb

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require 'csv'
require_dependency 'system_message'
module Jobs
class BulkInvite < Jobs::Base
sidekiq_options retry: false
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attr_accessor :current_user
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def initialize
@logs = []
@sent = 0
@failed = 0
end
def execute(args)
filename = args[:filename]
identifier = args[:identifier]
chunks = args[:chunks].to_i
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@current_user = User.find_by(id: args[:current_user_id])
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raise Discourse::InvalidParameters.new(:filename) if filename.blank?
raise Discourse::InvalidParameters.new(:identifier) if identifier.blank?
raise Discourse::InvalidParameters.new(:chunks) if chunks <= 0
# merge chunks, and get csv path
csv_path = get_csv_path(filename, identifier, chunks)
# read csv file, and send out invitations
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read_csv_file(csv_path)
# send notification to user regarding progress
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notify_user
# since emails have already been sent out, delete the uploaded csv file
FileUtils.rm_rf(csv_path) rescue nil
end
def get_csv_path(filename, identifier, chunks)
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csv_path = "#{Invite.base_directory}/#{filename}"
tmp_csv_path = "#{csv_path}.tmp"
# path to tmp directory
tmp_directory = File.dirname(Invite.chunk_path(identifier, filename, 0))
# merge all chunks
HandleChunkUpload.merge_chunks(chunks, upload_path: csv_path, tmp_upload_path: tmp_csv_path, model: Invite, identifier: identifier, filename: filename, tmp_directory: tmp_directory)
return csv_path
end
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def read_csv_file(csv_path)
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CSV.foreach(csv_path) do |csv_info|
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if csv_info[0]
if (EmailValidator.email_regex =~ csv_info[0])
# email is valid
send_invite(csv_info, $INPUT_LINE_NUMBER)
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@sent += 1
else
# invalid email
log "Invalid Email '#{csv_info[0]}' at line number '#{$INPUT_LINE_NUMBER}'"
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@failed += 1
end
end
end
end
def get_group_ids(group_names, csv_line_number)
group_ids = []
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if group_names
group_names = group_names.split(';')
group_names.each { |group_name|
group_detail = Group.find_by_name(group_name)
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if group_detail
# valid group
group_ids.push(group_detail.id)
else
# invalid group
log "Invalid Group '#{group_name}' at line number '#{csv_line_number}'"
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@failed += 1
end
}
end
return group_ids
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end
def get_topic(topic_id, csv_line_number)
topic = nil
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if topic_id
topic = Topic.find_by_id(topic_id)
if topic.nil?
log "Invalid Topic ID '#{topic_id}' at line number '#{csv_line_number}'"
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@failed += 1
end
end
return topic
end
def send_invite(csv_info, csv_line_number)
email = csv_info[0]
group_ids = get_group_ids(csv_info[1], csv_line_number)
topic = get_topic(csv_info[2], csv_line_number)
begin
Invite.invite_by_email(email, @current_user, topic, group_ids)
rescue => e
log "Error inviting '#{email}' -- #{e}"
@sent -= 1
@failed += 1
end
end
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def log(message)
save_log(message)
end
def save_log(message)
@logs << "[#{Time.now}] #{message}"
end
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def notify_user
if @current_user
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if (@sent > 0 && @failed == 0)
SystemMessage.create_from_system_user(@current_user, :bulk_invite_succeeded, sent: @sent)
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else
SystemMessage.create_from_system_user(@current_user, :bulk_invite_failed, sent: @sent, failed: @failed, logs: @logs.join("\n"))
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end
end
end
end
end