Class: TextFilter

Inherits:
Object
  • Object
show all
Defined in:
app/models/text_filter.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name: nil, description: nil, markup: nil, filters: [], params: nil) ⇒ TextFilter

Returns a new instance of TextFilter.



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# File 'app/models/text_filter.rb', line 8

def initialize(name: nil,
               description: nil,
               markup: nil,
               filters: [],
               params: nil)
  @name = name
  @description = description
  @markup = markup
  @filters = filters
  @params = params
end

Instance Attribute Details

#description ⇒ Object

Returns the value of attribute description.



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# File 'app/models/text_filter.rb', line 6

def description
  @description
end

#filters ⇒ Object

Returns the value of attribute filters.



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# File 'app/models/text_filter.rb', line 6

def filters
  @filters
end

#markup ⇒ Object

Returns the value of attribute markup.



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# File 'app/models/text_filter.rb', line 6

def markup
  @markup
end

#name ⇒ Object

Returns the value of attribute name.



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# File 'app/models/text_filter.rb', line 6

def name
  @name
end

#params ⇒ Object

Returns the value of attribute params.



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# File 'app/models/text_filter.rb', line 6

def params
  @params
end

Class Method Details

.all ⇒ Object 



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# File 'app/models/text_filter.rb', line 79

def self.all
  [
    markdown,
    smartypants,
    markdown_smartypants,
    textile,
    none,
  ]
end

.filter_text(text, filters) ⇒ Object 



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# File 'app/models/text_filter.rb', line 28

def self.filter_text(text, filters)
  map = TextFilterPlugin.filter_map

  filters.each do |filter|
    next if filter.nil?

    filter_class = map[filter.to_s]
    next unless filter_class

    text = filter_class.filtertext(text)
  end

  text
end

.find_or_default(name) ⇒ Object 



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# File 'app/models/text_filter.rb', line 24

def self.find_or_default(name)
  make_filter(name) || none
end

.make_filter(name) ⇒ Object 



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# File 'app/models/text_filter.rb', line 89

def self.make_filter(name)
  case name
  when "markdown"
    markdown
  when "smartypants"
    smartypants
  when "markdown smartypants"
    markdown_smartypants
  when "textile"
    textile
  when "none"
    none
  end
end

.markdown ⇒ Object 



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# File 'app/models/text_filter.rb', line 104

def self.markdown
  new(name: "markdown",
      description: "Markdown",
      markup: "markdown")
end

.markdown_smartypants ⇒ Object 



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# File 'app/models/text_filter.rb', line 117

def self.markdown_smartypants
  new(name: "markdown smartypants",
      description: "Markdown with SmartyPants",
      markup: "markdown",
      filters: [:smartypants])
end

.none ⇒ Object 



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# File 'app/models/text_filter.rb', line 130

def self.none
  new(name: "none",
      description: "None",
      markup: "none")
end

.smartypants ⇒ Object 



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# File 'app/models/text_filter.rb', line 110

def self.smartypants
  new(name: "smartypants",
      description: "SmartyPants",
      markup: "none",
      filters: [:smartypants])
end

.textile ⇒ Object 



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# File 'app/models/text_filter.rb', line 124

def self.textile
  new(name: "textile",
      description: "Textile",
      markup: "textile")
end

Instance Method Details

#commenthelp ⇒ Object 



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# File 'app/models/text_filter.rb', line 68

def commenthelp
  filter_map = TextFilterPlugin.filter_map

  help = [filter_map[markup]]
  filters.each { |f| help.push(filter_map[f.to_s]) }

  help.map do |f|
    f.help_text.blank? ? "" : "#{BlueCloth.new(f.help_text).to_html}\n"
  end.join("\n")
end

#filter_text(text) ⇒ Object 



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# File 'app/models/text_filter.rb', line 43

def filter_text(text)
  self.class.filter_text(text, [:macropre, markup, :macropost, filters].flatten)
end

#help ⇒ Object 



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# File 'app/models/text_filter.rb', line 47

def help
  filter_map = TextFilterPlugin.filter_map
  filter_types = TextFilterPlugin.available_filter_types

  help = []
  help.push(filter_map[markup])
  filter_types["macropre"].sort_by(&:short_name).each { |f| help.push f }
  filter_types["macropost"].sort_by(&:short_name).each { |f| help.push f }
  filters.each { |f| help.push(filter_map[f.to_s]) }

  help_text = help.map do |f|
    if f.help_text.blank?
      ""
    else
      "<h3>#{f.display_name}</h3>\n#{BlueCloth.new(f.help_text).to_html}\n"
    end
  end

  help_text.join("\n")
end

#sanitize(*args, &blk) ⇒ Object 



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# File 'app/models/text_filter.rb', line 20

def sanitize(*args, &blk)
  self.class.sanitize(*args, &blk)
end