Class: RubyXL::WorkbookRelationships

Inherits:
OOXMLTopLevelObject show all
Defined in:
lib/rubyXL/objects/relationships.rb

Overview

www.schemacentral.com/sc/ooxml/e-ssml_calcChain.html

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from OOXMLTopLevelObject

#add_to_zip, #filepath, parse_file, set_namespaces

Methods included from OOXMLObjectClassMethods

#define_attribute, #define_child_node, #define_element_name, #obtain_class_variable, #parse, #set_countable

Methods included from OOXMLObjectInstanceMethods

#dup, #index_in_collection, #initialize, #write_xml

Instance Attribute Details

#workbook ⇒ Object

Returns the value of attribute workbook.



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# File 'lib/rubyXL/objects/relationships.rb', line 22

def workbook
  @workbook
end

Class Method Details

.filepath ⇒ Object 



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# File 'lib/rubyXL/objects/relationships.rb', line 59

def self.filepath
  File.join('xl', '_rels', 'workbook.xml.rels')
end

Instance Method Details

#before_write_xml ⇒ Object 



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# File 'lib/rubyXL/objects/relationships.rb', line 30

def before_write_xml
  self.relationships = []

  @workbook.worksheets.each_with_index { |sheet, i|
    relationships << create_relationship(sheet.filepath.gsub(/^xl\//, ''), sheet.rel_type)
  }

  @workbook.external_links.each_key { |k| 
    relationships << create_relationship("externalLinks/#{k}", 'externalLink')
  }

  relationships << create_relationship('theme/theme1.xml', 'theme')
  relationships << create_relationship('styles.xml', 'styles')

  if @workbook.shared_strings_container && !@workbook.shared_strings_container.strings.empty? then
    relationships << create_relationship('sharedStrings.xml', 'sharedStrings') 
  end

  if @workbook.calculation_chain && !@workbook.calculation_chain.cells.empty? then
    relationships << create_relationship('calcChain.xml', 'calcChain') 
  end

  true
end

#create_relationship(target, type) ⇒ Object 



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# File 'lib/rubyXL/objects/relationships.rb', line 24

def create_relationship(target, type)
  RubyXL::Relationship.new(:id => "rId#{relationships.size + 1}", 
                           :type => "http://schemas.openxmlformats.org/officeDocument/2006/relationships/#{type}",
                           :target => target)
end

#find_by_rid(r_id) ⇒ Object 



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# File 'lib/rubyXL/objects/relationships.rb', line 55

def find_by_rid(r_id)
  relationships.find { |r| r.id == r_id }
end