Class: RubyXL::OOXMLTopLevelObject
- Inherits:
-
OOXMLObject
- Object
- OOXMLObject
- RubyXL::OOXMLTopLevelObject
- Defined in:
- lib/rubyXL/objects/ooxml_object.rb
Overview
Extension class providing functionality for top-level OOXML objects that are represented by their own .xml
files in .xslx
zip container.
Direct Known Subclasses
CalculationChain, Chartsheet, CommentsFile, ContentTypes, CorePropertiesFile, DocumentPropertiesFile, OOXMLRelationshipsFile, SharedStringsTable, Stylesheet, Theme, Workbook, Worksheet
Constant Summary collapse
- SAVE_ORDER =
500
- ROOT =
::Pathname.new('/')
Instance Attribute Summary collapse
-
#root ⇒ Object
Returns the value of attribute root.
Class Method Summary collapse
-
.parse_file(dirpath, file_path = nil) ⇒ Object
Generates the top-level OOXML object by parsing its XML file from the temporary directory containing the unzipped contents of
.xslx
=== Parameters *dirpath
- path to the directory with the unzipped.xslx
contents. -
.set_namespaces(namespace_hash) ⇒ Object
Sets the list of namespaces on this object to be added when writing out XML.
Instance Method Summary collapse
-
#add_to_zip(zip_stream) ⇒ Object
Saves the contents of the object as XML to respective location in
.xslx
zip container. - #file_index ⇒ Object
-
#xlsx_path ⇒ Object
Prototype method.
Methods included from OOXMLObjectInstanceMethods
#before_write_xml, #dup, included, #index_in_collection, #initialize, #write_xml
Instance Attribute Details
#root ⇒ Object
Returns the value of attribute root.
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# File 'lib/rubyXL/objects/ooxml_object.rb', line 401 def root @root end |
Class Method Details
.parse_file(dirpath, file_path = nil) ⇒ Object
Generates the top-level OOXML object by parsing its XML file from the temporary directory containing the unzipped contents of .xslx
Parameters
-
dirpath
- path to the directory with the unzipped.xslx
contents.
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# File 'lib/rubyXL/objects/ooxml_object.rb', line 423 def self.parse_file(dirpath, file_path = nil) file_path = file_path || self.xlsx_path case dirpath when String then full_path = File.join(dirpath, file_path) return nil unless File.exist?(full_path) # Making sure that the file will be automatically closed immediately after it has been read File.open(full_path, 'r') { |f| parse(f) } when Zip::File then file_path = file_path.relative_path_from(::Pathname.new("/")) if file_path.absolute? # Zip doesn't like absolute paths. entry = dirpath.find_entry(file_path) # Accomodate for Nokogiri Java implementation which is incapable of reading from a stream entry && (entry.get_input_stream { |f| parse(defined?(JRUBY_VERSION) ? f.read : f) }) end end |
.set_namespaces(namespace_hash) ⇒ Object
Sets the list of namespaces on this object to be added when writing out XML. Valid only on top-level objects.
Parameters
-
namespace_hash
- Hash of namespaces in the form of"prefix" => "url"
Examples
set_namespaces('http://schemas.openxmlformats.org/spreadsheetml/2006/main' => '',
'http://schemas.openxmlformats.org/officeDocument/2006/relationships' => 'r')
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# File 'lib/rubyXL/objects/ooxml_object.rb', line 415 def self.set_namespaces(namespace_hash) self.class_variable_set(:@@ooxml_namespaces, namespace_hash) end |
Instance Method Details
#add_to_zip(zip_stream) ⇒ Object
Saves the contents of the object as XML to respective location in .xslx
zip container.
Parameters
-
zipfile
- ::Zip::File to which the resulting XNMML should be added.
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# File 'lib/rubyXL/objects/ooxml_object.rb', line 443 def add_to_zip(zip_stream) xml_string = write_xml return if xml_string.empty? zip_stream.put_next_entry(self.xlsx_path.relative_path_from(::Pathname.new("/"))) zip_stream.write(xml_string) end |
#file_index ⇒ Object
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# File 'lib/rubyXL/objects/ooxml_object.rb', line 450 def file_index root.rels_hash[self.class].index{ |f| f.equal?(self) }.to_i + 1 end |
#xlsx_path ⇒ Object
Prototype method. For top-level OOXML object, returns the path at which the current object’s XML file is located within the .xslx
zip container.
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# File 'lib/rubyXL/objects/ooxml_object.rb', line 405 def xlsx_path raise 'Subclass responsebility' end |