Class: SlackExport::Exporter

Inherits:
Object
  • Object
show all
Defined in:
lib/slack_export/exporter.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(api_key, channel, base_path, logger = nil) ⇒ Exporter

Returns a new instance of Exporter.



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# File 'lib/slack_export/exporter.rb', line 11

def initialize(api_key, channel, base_path, logger=nil)
  @client = SlackClient.new(api_key, channel)
  @channel = channel
  @base_path = base_path
  @logger = logger || self.logger
end

Instance Attribute Details

#base_path ⇒ Object (readonly)

Returns the value of attribute base_path.



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# File 'lib/slack_export/exporter.rb', line 8

def base_path
  @base_path
end

#channel ⇒ Object (readonly)

Returns the value of attribute channel.



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# File 'lib/slack_export/exporter.rb', line 8

def channel
  @channel
end

#client ⇒ Object (readonly)

Returns the value of attribute client.



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# File 'lib/slack_export/exporter.rb', line 8

def client
  @client
end

#logger ⇒ Object

Returns the value of attribute logger.



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# File 'lib/slack_export/exporter.rb', line 9

def logger
  @logger
end

Instance Method Details

#export ⇒ Object

Raises:



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# File 'lib/slack_export/exporter.rb', line 18

def export
  raise StandardError, "Directory #{base_path} does not exist" unless Dir.exist?(base_path)
  log "Exporting #{channel} to folder #{base_path}"

  # CHANNELS
  channels = client.get_channels.select {|c| c["name"] == channel}
  log "Exporting #{channels.count} channels"
  File.open(channels_path, "w") {|f| f.write(channels.to_json)}

  # MESSAGES
  messages = client.get_messages
  log "Exporting #{messages.count} messages"
  Dir.mkdir(messages_base_path) unless Dir.exist?(messages_base_path)
  File.open(messages_path, "w") do |file|
    file.write(messages.to_json)
  end

  # USERS
  users = client.get_users
  log "Exporting #{users.count} users"
  users = users.select do |u|
    messages.any? {|m| m["user"] == u["id"]}
  end
  File.open(users_path, "w") {|f| f.write(users.to_json)}

  # BUNDLE TO ZIP
  log "Bundling export file to #{export_path}"
  Zip::File.open(export_path, Zip::File::CREATE) do |zip|
    zip.add(users_filename, users_path)
    zip.add(channels_filename, channels_path)
    zip.add(messages_sub_path, messages_path)
  end

  # cleanup
  File.delete(users_path, messages_path, channels_path)
  Dir.delete(messages_base_path)
end

#export_path ⇒ Object 



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# File 'lib/slack_export/exporter.rb', line 56

def export_path
  File.join(base_path, "#{channel}.zip")
end