Class: Writexlsx::Workbook

Inherits:
Object
  • Object
show all
Includes:
Utility
Defined in:
lib/write_xlsx/workbook.rb

Direct Known Subclasses

WriteXLSX

Constant Summary collapse

EMPTY_HASH =

Add a string to the shared string table, if it isn’t already there, and return the string index.

{}.freeze

Constants included from Utility

Utility::CHAR_WIDTHS, Utility::COL_MAX, Utility::PERL_TRUE_VALUES, Utility::ROW_MAX, Utility::SHEETNAME_MAX, Utility::STR_MAX

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Utility

#absolute_char, #check_dimensions, #check_dimensions_and_update_max_min_values, #check_parameter, #color, #convert_date_time, #convert_font_args, #dash_types, delete_files, #escape_url, #fill_properties, #float_to_str, #get_font_latin_attributes, #get_font_style_attributes, #layout_properties, #legend_properties, #line_fill_properties, #line_properties, #palette_color, #params_to_font, #pattern_properties, #pixels_to_points, #process_workbook_options, #ptrue?, #put_deprecate_message, #quote_sheetname, #r_id_attributes, #row_col_notation, #shape_style_base, #store_col_max_min_values, #store_row_max_min_values, #substitute_cellref, #underline_attributes, #v_shape_attributes_base, #v_shape_style_base, #value_or_raise, #write_a_body_pr, #write_a_def_rpr, #write_a_end_para_rpr, #write_a_lst_style, #write_a_p_formula, #write_a_p_pr_formula, #write_a_solid_fill, #write_a_srgb_clr, #write_anchor, #write_auto_fill, #write_color, #write_comment_path, #write_def_rpr_r_pr_common, #write_div, #write_fill, #write_font, #write_stroke, #write_tx_pr, #write_xml_declaration, #xl_cell_to_rowcol, #xl_col_to_name, #xl_range, #xl_range_formula, #xl_rowcol_to_cell, #xl_string_pixel_width

Constructor Details

#initialize(file, *option_params) ⇒ Workbook

Returns a new instance of Workbook.



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# File 'lib/write_xlsx/workbook.rb', line 39

def initialize(file, *option_params)
  options, default_formats = process_workbook_options(*option_params)
  @writer = Package::XMLWriterSimple.new

  @file = file
  @tempdir = options[:tempdir] ||
             File.join(
               Dir.tmpdir,
               Digest::MD5.hexdigest("#{Time.now.to_f}-#{Process.pid}")
             )
  @date_1904           = options[:date_1904] || false
  @activesheet         = 0
  @firstsheet          = 0
  @selected            = 0
  @fileclosed          = false
  @worksheets          = Sheets.new
  @charts              = []
  @drawings            = []
  @formats             = Formats.new
  @xf_formats          = []
  @dxf_formats         = []
  @font_count          = 0
  @num_formats         = []
  @defined_names       = []
  @named_ranges        = []
  @custom_colors       = []
  @doc_properties      = {}
  @custom_properties   = []
  @optimization        = options[:optimization] || 0
  @x_window            = 240
  @y_window            = 15
  @window_width        = 16095
  @window_height       = 9660
  @tab_ratio           = 600
  @excel2003_style     = options[:excel2003_style] || false
  @table_count         = 0
  @image_types         = {}
  @images              = []
  @strings_to_urls     = options[:strings_to_urls].nil? || options[:strings_to_urls] ? true : false

  @max_url_length      = 2079
  @has_comments        = false
  @read_only           = 0
  @has_metadata        = false
  if options[:max_url_length]
    @max_url_length = options[:max_url_length]

    @max_url_length = 2079 if @max_url_length < 250
  end
  # Structures for the shared strings data.
  @shared_strings = Package::SharedStrings.new

  # Formula calculation default settings.
  @calc_id             = 124519
  @calc_mode           = 'auto'
  @calc_on_load        = true

  if @excel2003_style
    add_format(default_formats.merge(
                 xf_index:    0,
                 font_family: 0,
                 font:        'Arial',
                 size:        10,
                 theme:       -1
               ))
  else
    add_format(default_formats.merge(xf_index: 0))
  end

  # Add a default URL format.
  @default_url_format = add_format(hyperlink: 1)

  set_color_palette
end

Instance Attribute Details

#activesheet ⇒ Object

:nodoc:



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# File 'lib/write_xlsx/workbook.rb', line 592

def activesheet # :nodoc:
  @activesheet ||= 0
end

#charts ⇒ Object (readonly)

:nodoc:



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# File 'lib/write_xlsx/workbook.rb', line 27

def charts
  @charts
end

#custom_properties ⇒ Object (readonly)

:nodoc:



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# File 'lib/write_xlsx/workbook.rb', line 30

def custom_properties
  @custom_properties
end

#default_url_format ⇒ Object (readonly) Also known as: get_default_url_format

Get the default url format used when a user defined format isn’t specified with write_url(). The format is the hyperlink style defined by Excel for the default theme.



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# File 'lib/write_xlsx/workbook.rb', line 489

def default_url_format
  @default_url_format
end

#doc_properties ⇒ Object (readonly)

:nodoc:



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# File 'lib/write_xlsx/workbook.rb', line 29

def doc_properties
  @doc_properties
end

#drawings ⇒ Object (readonly)

:nodoc:



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# File 'lib/write_xlsx/workbook.rb', line 27

def drawings
  @drawings
end

#excel2003_style ⇒ Object (readonly)

:nodoc:



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# File 'lib/write_xlsx/workbook.rb', line 34

def excel2003_style
  @excel2003_style
end

#firstsheet ⇒ Object

:nodoc:



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# File 'lib/write_xlsx/workbook.rb', line 588

def firstsheet # :nodoc:
  @firstsheet ||= 0
end

#image_types ⇒ Object (readonly)

:nodoc:



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# File 'lib/write_xlsx/workbook.rb', line 31

def image_types
  @image_types
end

#images ⇒ Object (readonly)

:nodoc:



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# File 'lib/write_xlsx/workbook.rb', line 31

def images
  @images
end

#max_url_length ⇒ Object (readonly)

:nodoc:



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# File 'lib/write_xlsx/workbook.rb', line 35

def max_url_length
  @max_url_length
end

#named_ranges ⇒ Object (readonly)

:nodoc:



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# File 'lib/write_xlsx/workbook.rb', line 28

def named_ranges
  @named_ranges
end

#palette ⇒ Object (readonly)

:nodoc:



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# File 'lib/write_xlsx/workbook.rb', line 26

def palette
  @palette
end

#read_only ⇒ Object (readonly)

:nodoc:



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# File 'lib/write_xlsx/workbook.rb', line 37

def read_only
  @read_only
end

#shared_strings ⇒ Object (readonly)

:nodoc:



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# File 'lib/write_xlsx/workbook.rb', line 32

def shared_strings
  @shared_strings
end

#strings_to_urls ⇒ Object (readonly)

:nodoc:



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# File 'lib/write_xlsx/workbook.rb', line 36

def strings_to_urls
  @strings_to_urls
end

#vba_project ⇒ Object (readonly)

:nodoc:



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# File 'lib/write_xlsx/workbook.rb', line 33

def vba_project
  @vba_project
end

#worksheets ⇒ Object (readonly)

:nodoc:



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# File 'lib/write_xlsx/workbook.rb', line 27

def worksheets
  @worksheets
end

#writer ⇒ Object (readonly)

Returns the value of attribute writer.



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# File 'lib/write_xlsx/workbook.rb', line 526

def writer
  @writer
end

Instance Method Details

#add_chart(params = {}) ⇒ Object

This method is use to create a new chart either as a standalone worksheet (the default) or as an embeddable object that can be inserted into a worksheet via the insert_chart method.



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# File 'lib/write_xlsx/workbook.rb', line 236

def add_chart(params = {})
  # Type must be specified so we can create the required chart instance.
  type     = params[:type]
  embedded = params[:embedded]
  name     = params[:name]
  raise "Must define chart type in add_chart()" unless type

  chart = Chart.factory(type, params[:subtype])
  chart.palette = @palette

  # If the chart isn't embedded let the workbook control it.
  if ptrue?(embedded)
    chart.name = name if name

    # Set index to 0 so that the activate() and set_first_sheet() methods
    # point back to the first worksheet if used for embedded charts.
    chart.index = 0
    chart.set_embedded_config_data
  else
    # Check the worksheet name for non-embedded charts.
    sheetname  = check_chart_sheetname(name)
    chartsheet = Chartsheet.new(self, @worksheets.size, sheetname)
    chartsheet.chart = chart
    @worksheets << chartsheet
  end
  @charts << chart
  ptrue?(embedded) ? chart : chartsheet
end

#add_format(property_hash = {}) ⇒ Object

The add_format method can be used to create new Format objects which are used to apply formatting to a cell. You can either define the properties at creation time via a hash of property values or later via method calls.

format1 = workbook.add_format(property_hash) # Set properties at creation
format2 = workbook.add_format                # Set properties later



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# File 'lib/write_xlsx/workbook.rb', line 274

def add_format(property_hash = {})
  properties = {}
  properties.update(font: 'Arial', size: 10, theme: -1) if @excel2003_style
  properties.update(property_hash)

  format = Format.new(@formats, properties)

  @formats.formats.push(format)    # Store format reference

  format
end

#add_shape(properties = {}) ⇒ Object

The add_shape method can be used to create new shapes that may be inserted into a worksheet.



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# File 'lib/write_xlsx/workbook.rb', line 290

def add_shape(properties = {})
  shape = Shape.new(properties)
  shape.palette = @palette

  @shapes ||= []
  @shapes << shape  # Store shape reference.
  shape
end

#add_vba_project(vba_project) ⇒ Object

The add_vba_project method can be used to add macros or functions to an WriteXLSX file using a binary VBA project file that has been extracted from an existing Excel xlsm file.



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# File 'lib/write_xlsx/workbook.rb', line 449

def add_vba_project(vba_project)
  @vba_project = vba_project
end

#add_worksheet(name = '') ⇒ Object

At least one worksheet should be added to a new workbook. A worksheet is used to write data into cells:



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# File 'lib/write_xlsx/workbook.rb', line 224

def add_worksheet(name = '')
  name = check_sheetname(name)
  worksheet = Worksheet.new(self, @worksheets.size, name)
  @worksheets << worksheet
  worksheet
end

#assemble_xml_file ⇒ Object

user must not use. it is internal method.



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# File 'lib/write_xlsx/workbook.rb', line 185

def assemble_xml_file  # :nodoc:
  return unless @writer

  # Prepare format object for passing to Style.rb.
  prepare_format_properties

  write_xml_declaration do
    # Write the root workbook element.
    write_workbook do
      # Write the XLSX file version.
      write_file_version

      # Write the fileSharing element.
      write_file_sharing

      # Write the workbook properties.
      write_workbook_pr

      # Write the workbook view properties.
      write_book_views

      # Write the worksheet names and ids.
      @worksheets.write_sheets(@writer)

      # Write the workbook defined names.
      write_defined_names

      # Write the workbook calculation properties.
      write_calc_pr

      # Write the workbook extension storage.
      # write_ext_lst
    end
  end
end

#chartsheet_count ⇒ Object 



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# File 'lib/write_xlsx/workbook.rb', line 550

def chartsheet_count
  @worksheets.chartsheet_count
end

#chartsheets ⇒ Object 



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# File 'lib/write_xlsx/workbook.rb', line 580

def chartsheets
  @worksheets.chartsheets
end

#close ⇒ Object

The close method is used to close an Excel file.



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# File 'lib/write_xlsx/workbook.rb', line 117

def close
  # In case close() is called twice.
  return if @fileclosed

  @fileclosed = true
  store_workbook
end

#date_1904? ⇒ Boolean

:nodoc:

Returns:

  • (Boolean) 


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# File 'lib/write_xlsx/workbook.rb', line 528

def date_1904? # :nodoc:
  @date_1904 ||= false
  !!@date_1904
end

#define_name(name, formula) ⇒ Object

Create a defined name in Excel. We handle global/workbook level names and local/worksheet names.



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# File 'lib/write_xlsx/workbook.rb', line 303

def define_name(name, formula)
  sheet_index = nil
  sheetname   = ''

  # Local defined names are formatted like "Sheet1!name".
  if name =~ /^(.*)!(.*)$/
    sheetname   = ::Regexp.last_match(1)
    name        = ::Regexp.last_match(2)
    sheet_index = @worksheets.index_by_name(sheetname)
  else
    sheet_index = -1   # Use -1 to indicate global names.
  end

  # Raise if the sheet index wasn't found.
  raise "Unknown sheet name #{sheetname} in defined_name()" unless sheet_index

  # Raise if the name contains invalid chars as defined by Excel help.
  # Refer to the following to see Excel's syntax rules for defined names:
  # http://office.microsoft.com/en-001/excel-help/define-and-use-names-in-formulas-HA010147120.aspx#BMsyntax_rules_for_names
  #
  raise "Invalid characters in name '#{name}' used in defined_name()" if name =~ /\A[-0-9 !"#$%&'()*+,.:;<=>?@\[\]\^`{}~]/ || name =~ /.+[- !"#$%&'()*+,\\:;<=>?@\[\]\^`{}~]/

  # Raise if the name looks like a cell name.
  raise "Invalid name '#{name}' looks like a cell name in defined_name()" if name =~ /^[a-zA-Z][a-zA-Z]?[a-dA-D]?[0-9]+$/

  # Raise if the name looks like a R1C1
  raise "Invalid name '#{name}' like a RC cell ref in defined_name()" if name =~ /\A[rcRC]\Z/ || name =~ /\A[rcRC]\d+[rcRC]\d+\Z/

  @defined_names.push([name, sheet_index, formula.sub(/^=/, '')])
end

#get_1904 ⇒ Object

return date system. false = 1900, true = 1904



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# File 'lib/write_xlsx/workbook.rb', line 160

def get_1904
  @date_1904
end

#has_metadata? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/write_xlsx/workbook.rb', line 596

def has_metadata?
  @has_metadata
end

#non_chartsheet_count ⇒ Object 



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# File 'lib/write_xlsx/workbook.rb', line 554

def non_chartsheet_count
  @worksheets.worksheets.count
end

#non_chartsheets ⇒ Object 



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# File 'lib/write_xlsx/workbook.rb', line 584

def non_chartsheets
  @worksheets.worksheets
end

#num_comment_files ⇒ Object 



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# File 'lib/write_xlsx/workbook.rb', line 576

def num_comment_files
  @worksheets.select { |sheet| sheet.has_comments? }.count
end

#num_vml_files ⇒ Object 



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# File 'lib/write_xlsx/workbook.rb', line 572

def num_vml_files
  @worksheets.select { |sheet| sheet.has_vml? || sheet.has_header_vml? }.count
end

#read_only_recommended ⇒ Object

Set the Excel “Read-only recommended” save option.



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# File 'lib/write_xlsx/workbook.rb', line 463

def read_only_recommended
  @read_only = 2
end

#set_1904(mode = true) ⇒ Object

Set the date system: false = 1900 (the default), true = 1904



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# File 'lib/write_xlsx/workbook.rb', line 151

def set_1904(mode = true)
  raise "set_1904() must be called before add_worksheet()" unless sheets.empty?

  @date_1904 = ptrue?(mode)
end

#set_calc_mode(mode, calc_id = nil) ⇒ Object

set_calc_mode()

Set the Excel caclcuation mode for the workbook.



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# File 'lib/write_xlsx/workbook.rb', line 472

def set_calc_mode(mode, calc_id = nil)
  @calc_mode = mode || 'auto'

  if mode == 'manual'
    @calc_on_load = false
  elsif mode == 'auto_except_tables'
    @calc_mode = 'autoNoTable'
  end

  @calc_id = calc_id if calc_id
end

#set_custom_color(index, red = 0, green = 0, blue = 0) ⇒ Object

Change the RGB components of the elements in the colour palette.



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# File 'lib/write_xlsx/workbook.rb', line 495

def set_custom_color(index, red = 0, green = 0, blue = 0)
  # Match a HTML #xxyyzz style parameter
  if red.to_s =~ /^#(\w\w)(\w\w)(\w\w)/
    red   = ::Regexp.last_match(1).hex
    green = ::Regexp.last_match(2).hex
    blue  = ::Regexp.last_match(3).hex
  end

  # Check that the colour index is the right range
  raise "Color index #{index} outside range: 8 <= index <= 64" if index < 8 || index > 64

  # Check that the colour components are in the right range
  if (red   < 0 || red   > 255) ||
     (green < 0 || green > 255) ||
     (blue  < 0 || blue  > 255)
    raise "Color component outside range: 0 <= color <= 255"
  end

  index -= 8       # Adjust colour index (wingless dragonfly)

  # Set the RGB value
  @palette[index] = [red, green, blue]

  # Store the custome colors for the style.xml file.
  @custom_colors << sprintf("FF%02X%02X%02X", red, green, blue)

  index + 8
end

#set_custom_property(name, value, type = nil) ⇒ Object

Set a user defined custom document property.



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# File 'lib/write_xlsx/workbook.rb', line 407

def set_custom_property(name, value, type = nil)
  # Valid types.
  valid_type = {
    'text'       => 1,
    'date'       => 1,
    'number'     => 1,
    'number_int' => 1,
    'bool'       => 1
  }

  raise "The name and value parameters must be defined in set_custom_property()" if !name || (type != 'bool' && !value)

  # Determine the type for strings and numbers if it hasn't been specified.
  unless ptrue?(type)
    type = if value =~ /^\d+$/
             'number_int'
           elsif value =~
                 /^([+-]?)(?=[0-9]|\.[0-9])[0-9]*(\.[0-9]*)?([Ee]([+-]?[0-9]+))?$/
             'number'
           else
             'text'
           end
  end

  # Check for valid validation types.
  raise "Unknown custom type '$type' in set_custom_property()" unless valid_type[type]

  #  Check for strings longer than Excel's limit of 255 chars.
  raise "Length of text custom value '$value' exceeds Excel's limit of 255 in set_custom_property()" if type == 'text' && value.length > 255

  if type == 'bool'
    value = value ? 1 : 0
  end

  @custom_properties << [name, value, type]
end

#set_properties(params) ⇒ Object

The set_properties method can be used to set the document properties of the Excel file created by WriteXLSX. These properties are visible when you use the Office Button -> Prepare -> Properties option in Excel and are also available to external applications that read or index windows files.



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# File 'lib/write_xlsx/workbook.rb', line 373

def set_properties(params)
  # Ignore if no args were passed.
  return -1 if params.empty?

  # List of valid input parameters.
  valid = {
    title:          1,
    subject:        1,
    author:         1,
    keywords:       1,
    comments:       1,
    last_author:    1,
    created:        1,
    category:       1,
    manager:        1,
    company:        1,
    status:         1,
    hyperlink_base: 1
  }

  # Check for valid input parameters.
  params.each_key do |key|
    return -1 unless valid.has_key?(key)
  end

  # Set the creation time unless specified by the user.
  params[:created] = @createtime unless params.has_key?(:created)

  @doc_properties = params.dup
end

#set_size(width = nil, height = nil) ⇒ Object

Set the workbook size.



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# File 'lib/write_xlsx/workbook.rb', line 337

def set_size(width = nil, height = nil)
  @window_width = if ptrue?(width)
                    # Convert to twips at 96 dpi.
                    width.to_i * 1440 / 96
                  else
                    16095
                  end

  @window_height = if ptrue?(height)
                     # Convert to twips at 96 dpi.
                     height.to_i * 1440 / 96
                   else
                     9660
                   end
end

#set_tab_ratio(tab_ratio = nil) ⇒ Object

Set the ratio of space for worksheet tabs.



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# File 'lib/write_xlsx/workbook.rb', line 356

def set_tab_ratio(tab_ratio = nil)
  return unless tab_ratio

  if tab_ratio < 0 || tab_ratio > 100
    raise "Tab ratio outside range: 0 <= zoom <= 100"
  else
    @tab_ratio = (tab_ratio * 10).to_i
  end
end

#set_tempdir(dir) ⇒ Object 



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# File 'lib/write_xlsx/workbook.rb', line 164

def set_tempdir(dir)
  @tempdir = dir.dup
end

#set_vba_name(vba_codename = nil) ⇒ Object

Set the VBA name for the workbook.



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# File 'lib/write_xlsx/workbook.rb', line 456

def set_vba_name(vba_codename = nil)
  @vba_codename = vba_codename || 'ThisWorkbook'
end

#set_xml_writer(filename) ⇒ Object

user must not use. it is internal method.



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# File 'lib/write_xlsx/workbook.rb', line 171

def set_xml_writer(filename)  # :nodoc:
  @writer.set_xml_writer(filename)
end

#shared_string_index(str) ⇒ Object

:nodoc:



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# File 'lib/write_xlsx/workbook.rb', line 538

def shared_string_index(str) # :nodoc:
  @shared_strings.index(str, EMPTY_HASH)
end

#shared_strings_empty? ⇒ Boolean

:nodoc:

Returns:

  • (Boolean) 


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# File 'lib/write_xlsx/workbook.rb', line 546

def shared_strings_empty?  # :nodoc:
  @shared_strings.empty?
end

#sheets(*args) ⇒ Object

get array of Worksheet objects

:call-seq:

sheets              -> array of all Wordsheet object
sheets(1, 3, 4)     -> array of spcified Worksheet object.



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# File 'lib/write_xlsx/workbook.rb', line 132

def sheets(*args)
  if args.empty?
    @worksheets
  else
    args.collect { |i| @worksheets[i] }
  end
end

#str_unique ⇒ Object

:nodoc:



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# File 'lib/write_xlsx/workbook.rb', line 542

def str_unique   # :nodoc:
  @shared_strings.unique_count
end

#style_properties ⇒ Object 



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# File 'lib/write_xlsx/workbook.rb', line 558

def style_properties
  [
    @xf_formats,
    @palette,
    @font_count,
    @num_formats,
    @border_count,
    @fill_count,
    @custom_colors,
    @dxf_formats,
    @has_comments
  ]
end

#worksheet_by_name(sheetname = nil) ⇒ Object Also known as: get_worksheet_by_name

Return a worksheet object in the workbook using the sheetname.



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# File 'lib/write_xlsx/workbook.rb', line 143

def worksheet_by_name(sheetname = nil)
  sheets.select { |s| s.name == sheetname }.first
end

#xml_str ⇒ Object

user must not use. it is internal method.



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# File 'lib/write_xlsx/workbook.rb', line 178

def xml_str  # :nodoc:
  @writer.string
end