Module: Gluttonberg::Content::CleanHtml::ClassMethods

Defined in:
lib/gluttonberg/content/clean_html.rb

Instance Method Summary collapse

Instance Method Details

#clean_html(cols) ⇒ Object 



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# File 'lib/gluttonberg/content/clean_html.rb', line 11

def clean_html(cols)
  class_eval <<-EOV
    include InstanceMethods
    before_validation :clean_all_html_content
    cattr_accessor :html_columns_list
    self.html_columns_list = cols

  EOV
end

#clean_tags(str) ⇒ Object 



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# File 'lib/gluttonberg/content/clean_html.rb', line 21

def clean_tags(str)
  if !str.blank? && str.instance_of?(String)
    str = self.removeStyle(str)
    str = self.removeMetaTag(str)
    str = removeEmptyTag(str)
    str = removeDuplicatedBreaks(str)
  end
  str
end

#removeDuplicatedBreaks(str) ⇒ Object 



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# File 'lib/gluttonberg/content/clean_html.rb', line 40

def removeDuplicatedBreaks(str)
  str.gsub(/((<br[\s]*\/>[\s]*)|(<br[\s]*>[\s]*))+/,'<br/>')
end

#removeEmptyTag(str) ⇒ Object 



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# File 'lib/gluttonberg/content/clean_html.rb', line 31

def removeEmptyTag(str)
  removeList = [/<blockquote>[\s]*<\/blockquote>/, /<p>[\s]*<\/p>/,/<div>[\s]*<\/div>/,/<span>[\s]*<\/span>/, /<h1>[\s]*<\/h1>/, /<h2>[\s]*<\/h2>/, /<h3>[\s]*<\/h3>/, /<h4>[\s]*<\/h4>/, /<h5>[\s]*<\/h5>/, /<h6>[\s]*<\/h6>/]
  removeList.each do |r|
    str = str.gsub(r,"")
  end

  str
end

#removeMetaTag(str) ⇒ Object 



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# File 'lib/gluttonberg/content/clean_html.rb', line 53

def removeMetaTag(str)
   removeList = [ "<meta charset=\"utf-8\">", "</meta>" ]
   removeList.each do |r|
    str = str.gsub(r,"")
  end

  str
end

#removeStyle(str) ⇒ Object 



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# File 'lib/gluttonberg/content/clean_html.rb', line 44

def removeStyle(str)
  removeList = [/style=\"[\sA-Za-z0-9.,-;:]*\"/]
  removeList.each do |r|
    str = str.gsub(r,"")
  end

  str
end