universal_table/app/views/utable_export/export.xlsx.axlsx

# encoding: utf-8

wb = xlsx_package.workbook

wb.add_worksheet(name: "Structure") do |sheet|
	heading = sheet.styles.add_style(:b => true, :locked => true)
	type = sheet.styles.add_style(:i => true)
	wrap = sheet.styles.add_style alignment: {wrap_text: true}

	row = []
	row1 = []
	row2 = []

	table.table_columns.asc(:order).each do |column|
		case column.type
		when "text"
			site_in_use_locales.sort.each do |locale|
				row << column.title + " - " + t(locale.to_s)
				row1 << column.key
				row2 << column.type + "-#{locale}"
			end
		when "integer"
			row << column.title
			row1 << column.key
			row2 << column.type
		when "editor"
			site_in_use_locales.sort.each do |locale|
				row << column.title + " - " + t(locale.to_s)
				row1 << column.key
				row2 << column.type + "-#{locale}"
			end
		when "image"
			row << column.title
			row1 << column.key
			row2 << "Please leave this column blank. Upload the image manually."
		when "date"
			row << column.title
			row1 << column.key
			row2 << column.type + " : " + column.date_format.upcase
		when "period"
			row << column.title + "-From ~ To"
			row1 << column.key
			row2 << column.type + " : " + column.date_format.upcase + "-period_from ~ period_to"
		when "file"
			row << column.title
			row1 << column.key
			row2 << "Please leave this column blank. Upload the files manually."
		end
	end

	sheet.add_row row, :style => heading
	sheet.add_row row1
	sheet.add_row row2, :style => type

	table.table_entries.asc(:created_at).each do |entry|
		row = []
		table.table_columns.asc(:order).each do |col|
			column = entry.column_entries.where(:table_column_id => col.id).first
			case col.type
			when "text"
				site_in_use_locales.sort.each do |locale|
					row << (column.text_translations[locale.to_s] rescue "")
				end
			when "integer"
				row << column.number
			when "editor"
				site_in_use_locales.sort.each do |locale|
					row << (column.content_translations[locale.to_s] rescue "")
				end
			when "image"
				if !column.image.url.nil?
					row << url + column.image.url
				else
					row << ""
				end
			when "date"
				case col.date_format
				when "yyyy/MM/dd hh:mm"
					row << (column.date.strftime("%Y/%m/%d %H:%M") rescue "")
				when "yyyy/MM/dd"
					row << (column.date.strftime("%Y/%m/%d") rescue "")
				when "yyyy/MM"
					row << (column.date.strftime("%Y/%m/") rescue "")
				when "yyyy"
					row << (column.date.strftime("%Y") rescue "")
				end
			when "period"
				case col.date_format
				when "yyyy/MM/dd hh:mm"
					row << (column.period_from.strftime("%Y/%m/%d %H:%M")rescue "")  + " ~ " + (column.period_to.strftime("%Y/%m/%d %H:%M") rescue "")
				when "yyyy/MM/dd"
					row << (column.period_from.strftime("%Y/%m/%d")rescue "")  + " ~ " + (column.period_to.strftime("%Y/%m/%d") rescue "")
				when "yyyy/MM"
					row << (column.period_from.strftime("%Y/%m")rescue "")  + " ~ " + (column.period_to.strftime("%Y/%m") rescue "")
				when "yyyy"
					row << (column.period_from.strftime("%Y")rescue "")  + " ~ " + (column.period_to.strftime("%Y") rescue "")
				end
			when "file"
				file_links = []
				locale = I18n.locale.to_s
				column.column_entry_files.desc(:sort_number).each do |entry_file|
	                next unless entry_file.choose_lang_display(locale)
	                file_links << (url + entry_file.get_link)
	            end
				row << file_links.join("\r\n")
			end
		end
		sheet.add_row row, style: wrap
	end

end