Module: Loofah

Defined in:
lib/loofah.rb,
lib/loofah.rb,
lib/loofah/helpers.rb,
lib/loofah/version.rb,
lib/loofah/concerns.rb,
lib/loofah/elements.rb,
lib/loofah/scrubber.rb,
lib/loofah/scrubbers.rb,
lib/loofah/html5/scrub.rb,
lib/loofah/metahelpers.rb,
lib/loofah/xml/document.rb,
lib/loofah/html4/document.rb,
lib/loofah/html5/document.rb,
lib/loofah/html5/safelist.rb,
lib/loofah/xml/document_fragment.rb,
lib/loofah/html4/document_fragment.rb,
lib/loofah/html5/document_fragment.rb,
lib/loofah/html5/libxml2_workarounds.rb

Overview

Strings and IO Objects as Input

The following methods accept any IO object in addition to accepting a string:

  • Loofah.html4_document

  • Loofah.html4_fragment

  • Loofah.scrub_html4_document

  • Loofah.scrub_html4_fragment

  • Loofah.html5_document

  • Loofah.html5_fragment

  • Loofah.scrub_html5_document

  • Loofah.scrub_html5_fragment

  • Loofah.xml_document

  • Loofah.xml_fragment

  • Loofah.scrub_xml_document

  • Loofah.scrub_xml_fragment

  • Loofah.document

  • Loofah.fragment

  • Loofah.scrub_document

  • Loofah.scrub_fragment

That IO object could be a file, or a socket, or a StringIO, or anything that responds to read and close.

Defined Under Namespace

Modules: DocumentDecorator, Elements, HTML4, HTML5, Helpers, HtmlDocumentBehavior, HtmlFragmentBehavior, LibxmlWorkarounds, MetaHelpers, ScrubBehavior, Scrubbers, TextBehavior, XML Classes: Scrubber, ScrubberNotFound

Constant Summary collapse

HTML =

Alias for Loofah::HTML4

HTML4
VERSION =

The version of Loofah you are using

"2.21.3"

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.html4_document(*args, &block) ⇒ Object Also known as: document

Shortcut for Loofah::HTML4::Document.parse(*args, &block)

This method accepts the same parameters as Nokogiri::HTML4::Document.parse



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# File 'lib/loofah.rb', line 76

def html4_document(*args, &block)
  Loofah::HTML4::Document.parse(*args, &block)
end

.html4_fragment(*args, &block) ⇒ Object Also known as: fragment

Shortcut for Loofah::HTML4::DocumentFragment.parse(*args, &block)

This method accepts the same parameters as Nokogiri::HTML4::DocumentFragment.parse



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# File 'lib/loofah.rb', line 83

def html4_fragment(*args, &block)
  Loofah::HTML4::DocumentFragment.parse(*args, &block)
end

.html5_support? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/loofah.rb', line 7

def html5_support?
  # Note that Loofah can only support HTML5 in Nokogiri >= 1.14.0 because it requires the
  # subclassing fix from https://github.com/sparklemotion/nokogiri/pull/2534
  return @html5_support if defined? @html5_support

  @html5_support =
    Gem::Version.new(Nokogiri::VERSION) > Gem::Version.new("1.14.0") &&
    Nokogiri.uses_gumbo?
end

.remove_extraneous_whitespace(string) ⇒ Object

A helper to remove extraneous whitespace from text-ified HTML



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# File 'lib/loofah.rb', line 169

def remove_extraneous_whitespace(string)
  string.gsub(/\n\s*\n\s*\n/, "\n\n")
end

.scrub_html4_document(string_or_io, method) ⇒ Object Also known as: scrub_document

Shortcut for Loofah::HTML4::Document.parse(string_or_io).scrub!(method)



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# File 'lib/loofah.rb', line 88

def scrub_html4_document(string_or_io, method)
  Loofah::HTML4::Document.parse(string_or_io).scrub!(method)
end

.scrub_html4_fragment(string_or_io, method) ⇒ Object Also known as: scrub_fragment

Shortcut for Loofah::HTML4::DocumentFragment.parse(string_or_io).scrub!(method)



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# File 'lib/loofah.rb', line 93

def scrub_html4_fragment(string_or_io, method)
  Loofah::HTML4::DocumentFragment.parse(string_or_io).scrub!(method)
end

.scrub_xml_document(string_or_io, method) ⇒ Object

Shortcut for Loofah.xml_document(string_or_io).scrub!(method)



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# File 'lib/loofah.rb', line 164

def scrub_xml_document(string_or_io, method)
  Loofah.xml_document(string_or_io).scrub!(method)
end

.scrub_xml_fragment(string_or_io, method) ⇒ Object

Shortcut for Loofah.xml_fragment(string_or_io).scrub!(method)



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# File 'lib/loofah.rb', line 159

def scrub_xml_fragment(string_or_io, method)
  Loofah.xml_fragment(string_or_io).scrub!(method)
end

.xml_document(*args, &block) ⇒ Object

Shortcut for Loofah::XML::Document.parse(*args, &block)

This method accepts the same parameters as Nokogiri::XML::Document.parse



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# File 'lib/loofah.rb', line 147

def xml_document(*args, &block)
  Loofah::XML::Document.parse(*args, &block)
end

.xml_fragment(*args, &block) ⇒ Object

Shortcut for Loofah::XML::DocumentFragment.parse(*args, &block)

This method accepts the same parameters as Nokogiri::XML::DocumentFragment.parse



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# File 'lib/loofah.rb', line 154

def xml_fragment(*args, &block)
  Loofah::XML::DocumentFragment.parse(*args, &block)
end

Instance Method Details

#html5_document(*args, &block) ⇒ Object

Shortcut for Loofah::HTML5::Document.parse(*args, &block)

This method accepts the same parameters as Nokogiri::HTML5::Document.parse

Raises:

  • (NotImplementedError) 


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# File 'lib/loofah.rb', line 101

def html5_document(*args, &block)
  Loofah::HTML5::Document.parse(*args, &block)
end

#html5_fragment(*args, &block) ⇒ Object

Shortcut for Loofah::HTML5::DocumentFragment.parse(*args, &block)

This method accepts the same parameters as Nokogiri::HTML5::DocumentFragment.parse

Raises:

  • (NotImplementedError) 


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# File 'lib/loofah.rb', line 108

def html5_fragment(*args, &block)
  Loofah::HTML5::DocumentFragment.parse(*args, &block)
end

#scrub_html5_document(string_or_io, method) ⇒ Object

Shortcut for Loofah::HTML5::Document.parse(string_or_io).scrub!(method)

Raises:

  • (NotImplementedError) 


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# File 'lib/loofah.rb', line 113

def scrub_html5_document(string_or_io, method)
  Loofah::HTML5::Document.parse(string_or_io).scrub!(method)
end

#scrub_html5_fragment(string_or_io, method) ⇒ Object

Shortcut for Loofah::HTML5::DocumentFragment.parse(string_or_io).scrub!(method)

Raises:

  • (NotImplementedError) 


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# File 'lib/loofah.rb', line 118

def scrub_html5_fragment(string_or_io, method)
  Loofah::HTML5::DocumentFragment.parse(string_or_io).scrub!(method)
end