Class: Docx::Elements::Containers::TextRun

Inherits:
Object
  • Object
show all
Includes:
Container, Element
Defined in:
lib/docx/containers/text_run.rb

Constant Summary collapse

DEFAULT_FORMATTING = 
{
  italic:    false,
  bold:      false,
  underline: false
}

Constants included from Element

Element::DEFAULT_TAG

Instance Attribute Summary collapse

Attributes included from Element

#node

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Element

#append_to, #at_xpath, #copy, #html_tag, included, #insert_after, #insert_before, #parent, #parent_paragraph, #prepend_to, #xpath

Methods included from Container

#blank!, #properties, #remove!

Constructor Details

#initialize(node, document_properties = {}) ⇒ TextRun

Returns a new instance of TextRun.



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# File 'lib/docx/containers/text_run.rb', line 23

def initialize(node, document_properties = {})
  @node = node
  @text_nodes = @node.xpath('w:t').map {|t_node| Elements::Text.new(t_node) }
  @text_nodes = @node.xpath('w:t|w:r/w:t').map {|t_node| Elements::Text.new(t_node) }

  @properties_tag = 'rPr'
  @text       = parse_text || ''
  @formatting = parse_formatting || DEFAULT_FORMATTING
  @document_properties = document_properties
  @font_size = @document_properties[:font_size]
end

Instance Attribute Details

#formatting ⇒ Object (readonly)

Returns the value of attribute formatting.



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# File 'lib/docx/containers/text_run.rb', line 21

def formatting
  @formatting
end

#text ⇒ Object

Returns the value of attribute text.



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# File 'lib/docx/containers/text_run.rb', line 20

def text
  @text
end

Class Method Details

.tag ⇒ Object 



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# File 'lib/docx/containers/text_run.rb', line 16

def self.tag
  'r'
end

Instance Method Details

#bolded? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/docx/containers/text_run.rb', line 89

def bolded?
  @formatting[:bold]
end

#font_size ⇒ Object 



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# File 'lib/docx/containers/text_run.rb', line 109

def font_size
  size_tag = @node.xpath('w:rPr//w:sz').first
  size_tag ? size_tag.attributes['val'].value.to_i / 2 : @font_size
end

#href ⇒ Object 



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# File 'lib/docx/containers/text_run.rb', line 101

def href
  @document_properties[:hyperlinks][hyperlink_id]
end

#hyperlink? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/docx/containers/text_run.rb', line 97

def hyperlink?
  @node.name == 'hyperlink'
end

#hyperlink_id ⇒ Object 



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# File 'lib/docx/containers/text_run.rb', line 105

def hyperlink_id
  @node.attributes['id'].value
end

#italicized? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/docx/containers/text_run.rb', line 85

def italicized?
  @formatting[:italic]
end

#parse_formatting ⇒ Object 



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# File 'lib/docx/containers/text_run.rb', line 59

def parse_formatting
  {
    italic:    !@node.xpath('.//w:i').empty?,
    bold:      !@node.xpath('.//w:b').empty?,
    underline: !@node.xpath('.//w:u').empty?
  }
end

#parse_text ⇒ Object

Returns text contained within text run



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# File 'lib/docx/containers/text_run.rb', line 47

def parse_text
  @text_nodes.map(&:content).join('')
end

#substitute(match, replacement) ⇒ Object

Substitute text in text @text_nodes



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# File 'lib/docx/containers/text_run.rb', line 52

def substitute(match, replacement)
  @text_nodes.each do |text_node|
    text_node.content = text_node.content.gsub(match, replacement)
  end
  reset_text
end

#to_html ⇒ Object

Return text as a HTML fragment with formatting based on properties.



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# File 'lib/docx/containers/text_run.rb', line 72

def to_html
  html = @text
  html = html_tag(:em, content: html) if italicized?
  html = html_tag(:strong, content: html) if bolded?
  styles = {}
  styles['text-decoration'] = 'underline' if underlined?
  # No need to be granular with font size down to the span level if it doesn't vary.
  styles['font-size'] = "#{font_size}pt" if font_size != @font_size
  html = html_tag(:span, content: html, styles: styles) unless styles.empty?
  html = html_tag(:a, content: html, attributes: {href: href, target: "_blank"}) if hyperlink?
  return html
end

#to_s ⇒ Object 



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# File 'lib/docx/containers/text_run.rb', line 67

def to_s
  @text
end

#underlined? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/docx/containers/text_run.rb', line 93

def underlined?
  @formatting[:underline]
end