Module: Muddle::Filter

Included in:
BoilerplateCSS, BoilerplateStyleElement
Defined in:
lib/muddle/filter.rb

Defined Under Namespace

Modules: BoilerplateAttributes, BoilerplateCSS, BoilerplateStyleElement, Premailer, SchemaValidation

Instance Method Summary collapse

Instance Method Details

#append_or_insert(doc, content) ⇒ Object

Append the content if child nodes exist, otherwise insert it



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# File 'lib/muddle/filter.rb', line 14

def append_or_insert(doc, content)
  unless doc.empty?
    doc.children.last.after(content)
  else
    doc.inner_html(content)
  end
end

#find_or_append(doc, selector, opts) {|doc.search(selector)| ... } ⇒ Object

Find ‘selector` within `doc`. If not found, create using `with` as the last child of `doc`

Yields:

  • (doc.search(selector)) 


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# File 'lib/muddle/filter.rb', line 26

def find_or_append(doc, selector, opts, &block)
  append_or_insert(doc, opts[:with]) if doc.search(selector).empty?
  yield doc.search(selector)
end

#find_or_prepend(doc, selector, opts) {|doc.search(selector)| ... } ⇒ Object

Find ‘selector` within `doc` if not found, create using `with` as the first child of `doc`

yields to ‘block` and passes the found/created element

Yields:

  • (doc.search(selector)) 


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# File 'lib/muddle/filter.rb', line 36

def find_or_prepend(doc, selector, opts, &block)
  prepend_or_insert(doc, opts[:with]) if doc.search(selector).empty?
  yield doc.search(selector)
end

#prepend_or_insert(doc, content) ⇒ Object

Prepend the content if child nodes exist, otherwise insert it



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# File 'lib/muddle/filter.rb', line 4

def prepend_or_insert(doc, content)
  unless doc.empty?
    doc.children.first.before(content)
  else
    doc.inner_html(content)
  end
end