Class: Axlsx::Workbook

Inherits:
Object
  • Object
show all
Defined in:
lib/axlsx/workbook/workbook.rb

Overview

The Workbook class is an xlsx workbook that manages worksheets, charts, drawings and styles. The following parts of the Office Open XML spreadsheet specification are not implimented in this version.

bookViews calcPr customWorkbookViews definedNames externalReferences extLst fileRecoveryPr fileSharing fileVersion functionGroups oleSize pivotCaches smartTagPr smartTagTypes webPublishing webPublishObjects workbookProtection workbookPr*

*workbookPr is only supported to the extend of date1904

Constant Summary collapse

@@date1904 =

Indicates if the epoc date for serialization should be 1904. If false, 1900 is used.

false

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) {|_self| ... } ⇒ Workbook

Creates a new Workbook The recomended way to work with workbooks is via Package#workbook

Parameters:

  • options (Hash) (defaults to: {})

    a customizable set of options

Options Hash (options):

  • date1904. (Boolean)

    If this is not specified, date1904 is set to false. Office 2011 for Mac defaults to false.

Yields:

  • (_self)

Yield Parameters:


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# File 'lib/axlsx/workbook/workbook.rb', line 212

def initialize(options={})
  @styles = Styles.new
  @worksheets = SimpleTypedList.new Worksheet
  @drawings = SimpleTypedList.new Drawing
  @charts = SimpleTypedList.new Chart
  @images = SimpleTypedList.new Pic
  # Are these even used????? Check package serialization parts
  @tables = SimpleTypedList.new Table
  @pivot_tables = SimpleTypedList.new PivotTable
  @comments = SimpleTypedList.new Comments


  @use_autowidth = true

  self.date1904= !options[:date1904].nil? && options[:date1904]
  yield self if block_given?
end

Instance Attribute Details

#chartsSimpleTypedList (readonly)

Note:

The recommended way to manage charts is Worksheet#add_chart

A colllection of charts associated with this workbook

Returns:

  • (SimpleTypedList)

See Also:


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# File 'lib/axlsx/workbook/workbook.rb', line 122

def charts
  @charts
end

#drawingsSimpleTypedList (readonly)

Note:

The recommended way to manage drawings is Worksheet#add_chart

A colllection of drawings associated with this workbook

Returns:

  • (SimpleTypedList)

See Also:


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# File 'lib/axlsx/workbook/workbook.rb', line 136

def drawings
  @drawings
end

#imagesSimpleTypedList (readonly)

Note:

The recommended way to manage images is Worksheet#add_image

A colllection of images associated with this workbook

Returns:

  • (SimpleTypedList)

See Also:


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# File 'lib/axlsx/workbook/workbook.rb', line 129

def images
  @images
end

#is_reversedBoolean

If true reverse the order in which the workbook is serialized

Returns:

  • (Boolean)

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# File 'lib/axlsx/workbook/workbook.rb', line 102

def is_reversed
  @is_reversed
end

#pivot_tablesSimpleTypedList (readonly)

Note:

The recommended way to manage drawings is Worksheet#add_table

A colllection of pivot tables associated with this workbook

Returns:

  • (SimpleTypedList)

See Also:


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# File 'lib/axlsx/workbook/workbook.rb', line 153

def pivot_tables
  @pivot_tables
end

#tablesSimpleTypedList (readonly)

Note:

The recommended way to manage drawings is Worksheet#add_table

A colllection of tables associated with this workbook

Returns:

  • (SimpleTypedList)

See Also:


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# File 'lib/axlsx/workbook/workbook.rb', line 146

def tables
  @tables
end

#use_shared_stringsBoolean

When true, the Package will be generated with a shared string table. This may be required by some OOXML processors that do not adhere to the ECMA specification that dictates string may be inline in the sheet. Using this option will increase the time required to serialize the document as every string in every cell must be analzed and referenced.

Returns:

  • (Boolean)

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# File 'lib/axlsx/workbook/workbook.rb', line 92

def use_shared_strings
  @use_shared_strings
end

#worksheetsSimpleTypedList (readonly)

Note:

The recommended way to manage worksheets is add_worksheet

Returns:

  • (SimpleTypedList)

See Also:


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# File 'lib/axlsx/workbook/workbook.rb', line 115

def worksheets
  @worksheets
end

Class Method Details

.date1904Boolean

retrieves the date1904 attribute

Returns:

  • (Boolean)

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# File 'lib/axlsx/workbook/workbook.rb', line 243

def self.date1904() @@date1904; end

.date1904=(v) ⇒ Boolean

Sets the date1904 attribute to the provided boolean

Returns:

  • (Boolean)

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# File 'lib/axlsx/workbook/workbook.rb', line 239

def self.date1904=(v) Axlsx::validate_boolean v; @@date1904 = v; end

Instance Method Details

#[](cell_def) ⇒ Cell, Array

returns a range of cells in a worksheet retrieve the cells from. e.g. range('Sheet1!A1:B2') will return an array of four cells [A1, A2, B1, B2] while range('Sheet1!A1') will return a single Cell.

Parameters:

  • cell_def (String)

    The excel style reference defining the worksheet and cells. The range must specify the sheet to

Returns:

Raises:

  • (ArgumentError)

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# File 'lib/axlsx/workbook/workbook.rb', line 344

def [](cell_def)
  sheet_name = cell_def.split('!')[0] if cell_def.match('!')
  worksheet =  self.worksheets.select { |s| s.name == sheet_name }.first
  raise ArgumentError, 'Unknown Sheet' unless sheet_name && worksheet.is_a?(Worksheet)
  worksheet[cell_def.gsub(/.+!/,"")]
end

#add_defined_name(formula, options) ⇒ DefinedName

Adds a defined name to this workbook

Parameters:

  • formula (String)

    @see DefinedName

  • options (Hash)

    @see DefinedName

Returns:


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# File 'lib/axlsx/workbook/workbook.rb', line 295

def add_defined_name(formula, options)
  defined_names << DefinedName.new(formula, options)
end

#add_view(options = {}) ⇒ Object

Adds a new WorkbookView

Parameters:

  • options (Hash) (defaults to: {})

    a customizable set of options

Options Hash (options):

  • options (Hash)

    passed into the added WorkbookView

Returns:

  • WorkbookViews

See Also:


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# File 'lib/axlsx/workbook/workbook.rb', line 287

def add_view(options={})
  views << WorkbookView.new(options)
end

#add_worksheet(options = {}) {|worksheet| ... } ⇒ Worksheet

Adds a worksheet to this workbook

Parameters:

  • options (Hash) (defaults to: {})

    a customizable set of options

Options Hash (options):

  • name (String)

    The name of the worksheet.

  • page_margins (Hash)

    The page margins for the worksheet.

Yields:

  • (worksheet)

Returns:

See Also:


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# File 'lib/axlsx/workbook/workbook.rb', line 277

def add_worksheet(options={})
  worksheet = Worksheet.new(self, options)
  yield worksheet if block_given?
  worksheet
end

#commentsComments

Note:

The recommended way to manage comments is WOrksheet#add_comment

A collection of comments associated with this workbook


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# File 'lib/axlsx/workbook/workbook.rb', line 173

def comments
  worksheets.map { |sheet| sheet.comments }.compact
end

#date1904Boolean

Instance level access to the class variable 1904

Returns:

  • (Boolean)

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# File 'lib/axlsx/workbook/workbook.rb', line 232

def date1904() @@date1904; end

#date1904=(v) ⇒ Object

see @date1904


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# File 'lib/axlsx/workbook/workbook.rb', line 235

def date1904=(v) Axlsx::validate_boolean v; @@date1904 = v; end

#defined_namesDefinedNames

Note:

The recommended way to manage defined names is Workbook#add_defined_name

A collection of defined names for this workbook

Returns:

See Also:


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

def defined_names
  @defined_names ||= DefinedNames.new
end

#insert_worksheet(index = 0, options = {}) {|worksheet| ... } ⇒ Worksheet

inserts a worksheet into this workbook at the position specified. It the index specified is out of range, the worksheet will be added to the end of the worksheets collection

Parameters:

  • index (defaults to: 0)

    The zero based position to insert the newly created worksheet

  • options (Hash) (defaults to: {})

    Options to pass into the worksheed during initialization.

Options Hash (options):

  • name (String)

    The name of the worksheet

  • page_margins (Hash)

    The page margins for the worksheet

Yields:

  • (worksheet)

Returns:


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# File 'lib/axlsx/workbook/workbook.rb', line 263

def insert_worksheet(index=0, options={})
  worksheet = Worksheet.new(self, options)
  @worksheets.delete_at(@worksheets.size - 1)
  @worksheets.insert(index, worksheet)
  yield worksheet if block_given?
  worksheet
end

#relationshipsRelationships

The workbook relationships. This is managed automatically by the workbook

Returns:


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# File 'lib/axlsx/workbook/workbook.rb', line 301

def relationships
  r = Relationships.new
  @worksheets.each do |sheet|
    r << Relationship.new(sheet, WORKSHEET_R, WORKSHEET_PN % (r.size+1))
  end
  pivot_tables.each_with_index do |pivot_table, index|
    r << Relationship.new(pivot_table.cache_definition, PIVOT_TABLE_CACHE_DEFINITION_R, PIVOT_TABLE_CACHE_DEFINITION_PN % (index+1))
  end
  r << Relationship.new(self, STYLES_R,  STYLES_PN)
  if use_shared_strings
      r << Relationship.new(self, SHARED_STRINGS_R, SHARED_STRINGS_PN)
  end
  r
end

#shared_stringsSharedStringTable

generates a shared string object against all cells in all worksheets.

Returns:

  • (SharedStringTable)

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# File 'lib/axlsx/workbook/workbook.rb', line 318

def shared_strings
  SharedStringsTable.new(worksheets.collect { |ws| ws.cells }, xml_space)
end

#sheet_by_name(name) ⇒ Worksheet

A quick helper to retrive a worksheet by name

Parameters:

  • name (String)

    The name of the sheet you are looking for

Returns:


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# File 'lib/axlsx/workbook/workbook.rb', line 195

def sheet_by_name(name)
  index = @worksheets.index { |sheet| sheet.name == name }
  @worksheets[index] if index
end

#styles {|@styles| ... } ⇒ Styles

Note:

The recommended way to manage styles is Styles#add_style

The styles associated with this workbook

Yields:

Returns:

See Also:

  • Style#add_style
  • Style

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# File 'lib/axlsx/workbook/workbook.rb', line 182

def styles
  yield @styles if block_given?
  @styles
end

#to_xml_string(str = '') ⇒ String

Serialize the workbook

Parameters:

  • str (String) (defaults to: '')

Returns:

  • (String)

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# File 'lib/axlsx/workbook/workbook.rb', line 354

def to_xml_string(str='')
  add_worksheet(name: 'Sheet1') unless worksheets.size > 0
  str << '<?xml version="1.0" encoding="UTF-8"?>'
  str << ('<workbook xmlns="' << XML_NS << '" xmlns:r="' << XML_NS_R << '">')
  str << ('<workbookPr date1904="' << @@date1904.to_s << '"/>')
  views.to_xml_string(str)
  str << '<sheets>'
  if is_reversed
    worksheets.reverse_each { |sheet| sheet.to_sheet_node_xml_string(str) }
  else
    worksheets.each { |sheet| sheet.to_sheet_node_xml_string(str) }
  end
  str << '</sheets>'
  defined_names.to_xml_string(str)
  unless pivot_tables.empty?
    str << '<pivotCaches>'
    pivot_tables.each do |pivot_table|
      str << ('<pivotCache cacheId="' << pivot_table.cache_definition.cache_id.to_s << '" r:id="' << pivot_table.cache_definition.rId << '"/>')
    end
    str << '</pivotCaches>'
  end
  str << '</workbook>'
end

#use_autowidthBoolean

Note:

This gem no longer depends on RMagick for autowidth calculation. Thus the performance benefits of turning this off are marginal unless you are creating a very large sheet.

Indicates if the workbook should use autowidths or not.

Returns:

  • (Boolean)

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# File 'lib/axlsx/workbook/workbook.rb', line 250

def use_autowidth() @use_autowidth; end

#use_autowidth=(v = true) ⇒ Object

see @use_autowidth


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# File 'lib/axlsx/workbook/workbook.rb', line 253

def use_autowidth=(v=true) Axlsx::validate_boolean v; @use_autowidth = v; end

#viewsObject

A collection of views for this workbook


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# File 'lib/axlsx/workbook/workbook.rb', line 156

def views
  @views ||= WorkbookViews.new
end

#xml_spaceObject

The xml:space attribute for the worksheet. This determines how whitespace is handled withing the document. The most relevant part being whitespace in the cell text. allowed values are :preserve and :default. Axlsx uses :preserve unless you explicily set this to :default.

Returns:

  • Symbol


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# File 'lib/axlsx/workbook/workbook.rb', line 328

def xml_space
  @xml_space ||= :preserve
end

#xml_space=(space) ⇒ Object

Sets the xml:space attribute for the worksheet

Parameters:

  • space (Symbol)

    must be one of :preserve or :default

See Also:

  • Axlsx::Worksheet#xml_space

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# File 'lib/axlsx/workbook/workbook.rb', line 335

def xml_space=(space)
  Axlsx::RestrictionValidator.validate(:xml_space, [:preserve, :default], space)
  @xml_space = space;
end