Class: Rails::Crud::Tools::CrudData

Inherits:
Object
  • Object
show all
Includes:
Singleton
Defined in:
lib/rails/crud/tools/crud_data.rb

Overview

The CrudData class is responsible for loading and managing CRUD data from a file. It includes methods to load data, reload if needed, and retrieve specific information from the data.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ CrudData

Returns a new instance of CrudData.



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# File 'lib/rails/crud/tools/crud_data.rb', line 17

def initialize
  @process_id = nil
  @crud_rows = {}
  @crud_cols = {}
  @last_loaded_time = nil
end

Instance Attribute Details

#crud_cols ⇒ Object

Returns the value of attribute crud_cols.



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# File 'lib/rails/crud/tools/crud_data.rb', line 15

def crud_cols
  @crud_cols
end

#crud_rows ⇒ Object

Returns the value of attribute crud_rows.



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# File 'lib/rails/crud/tools/crud_data.rb', line 15

def crud_rows
  @crud_rows
end

#last_loaded_time ⇒ Object

Returns the value of attribute last_loaded_time.



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# File 'lib/rails/crud/tools/crud_data.rb', line 15

def last_loaded_time
  @last_loaded_time
end

#process_id ⇒ Object

Returns the value of attribute process_id.



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# File 'lib/rails/crud/tools/crud_data.rb', line 15

def process_id
  @process_id
end

#workbook ⇒ Object

Returns the value of attribute workbook.



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# File 'lib/rails/crud/tools/crud_data.rb', line 15

def workbook
  @workbook
end

Instance Method Details

#crud_sheet ⇒ Object

CRUDシートを取得する



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# File 'lib/rails/crud/tools/crud_data.rb', line 107

def crud_sheet
  sheet_name = CrudConfig.instance.config.crud_file.sheet_name
  sheet = @workbook[sheet_name]
  raise "CRUD sheet '#{sheet_name}' not found" if sheet.nil?

  sheet
end

#get_last_modified_by(file_path) ⇒ Object

xlsxファイルの最終更新者を取得する



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# File 'lib/rails/crud/tools/crud_data.rb', line 81

def get_last_modified_by(file_path)
  CrudLogger.logger.debug "Starting to read ZIP file: #{file_path}"
  CrudLogger.logger.debug "File size: #{File.size(file_path)}"

  last_modified_by = nil
  File.open(file_path, "r") do |f|
    f.flock(File::LOCK_SH)
    begin
      Zip::File.open(file_path) do |zipfile|
        doc_props = zipfile.find_entry("docProps/core.xml")
        if doc_props
          content = doc_props.get_input_stream.read
          last_modified_by = content[%r{<cp:lastModifiedBy>(.*?)</cp:lastModifiedBy>}, 1]
        else
          CrudLogger.logger.warn "docProps/core.xml が見つかりませんでした。"
        end
      end
    ensure
      f.flock(File::LOCK_UN)
    end
  end

  last_modified_by
end

#load_crud_data ⇒ Object 



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# File 'lib/rails/crud/tools/crud_data.rb', line 24

def load_crud_data
  config = CrudConfig.instance.config
  return unless config.enabled

  unless File.exist?(config.crud_file_path)
    CrudLogger.logger.warn "CRUD file not found: #{config.crud_file_path}"
    return false
  end

  @workbook = RubyXL::Parser.parse(config.crud_file_path)
  @last_loaded_time = File.mtime(config.crud_file_path)
  sheet = crud_sheet
  headers = sheet[0].cells.map(&:value)

  method_col_index = headers.index(config.method_col)
  action_col_index = headers.index(config.action_col)
  table_start_col_index = headers.index(config.table_start_col)

  raise "Method column not found" unless method_col_index
  raise "Action column not found" unless action_col_index
  raise "Table start column not found" unless table_start_col_index

  headers[table_start_col_index..].each_with_index do |table_name, index|
    @crud_cols[table_name] = table_start_col_index + index
  end

  sheet.each_with_index do |row, index|
    next if index.zero?

    method = row[method_col_index]&.value.to_s.strip
    method = Constants::DEFAULT_METHOD if method.empty?
    value = row[action_col_index]&.value
    split_value = value&.split
    action = split_value&.first
    next if action.nil?

    @crud_rows[method] ||= {}
    @crud_rows[method][action] = index
  end
end

#reload_if_needed ⇒ Object

CRUDデータが更新された場合に再読み込みする



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# File 'lib/rails/crud/tools/crud_data.rb', line 66

def reload_if_needed
  config = CrudConfig.instance.config
  return unless config.enabled

  return unless @last_loaded_time.nil? || File.mtime(config.crud_file_path) > @last_loaded_time

  last_modified_by = get_last_modified_by(config.crud_file_path)
  CrudLogger.logger.info "last modified by: #{last_modified_by}. process_id: #{process_id}"
  return if process_id == last_modified_by

  CrudLogger.logger.info "Reloading CRUD data due to file modification. last_loaded_time = #{@last_loaded_time}"
  load_crud_data
end