Class: WikiCloth::WikiCloth

Inherits:
Object show all
Defined in:
lib/wikicloth.rb

Instance Method Summary collapse

Constructor Details

#initialize(opt = {}) ⇒ WikiCloth

Returns a new instance of WikiCloth.



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# File 'lib/wikicloth.rb', line 16

def initialize(opt={})
  self.options[:link_handler] = opt[:link_handler] unless opt[:link_handler].nil?
  self.load(opt[:data],opt[:params]) unless opt[:data].nil?
  @current_line = 1
  @current_row = 0
end

Instance Method Details

#add_current_char(buffer, c) ⇒ Object 



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# File 'lib/wikicloth.rb', line 94

def add_current_char(buffer,c)
  if c == "\n"
    @current_line += 1
    @current_row = 1
  else
    @current_row += 1
  end
  buffer.add_char(c)
end

#link_handler ⇒ Object 



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# File 'lib/wikicloth.rb', line 107

def link_handler
  self.options[:link_handler] ||= WikiLinkHandler.new
end

#load(data, p = {}) ⇒ Object 



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# File 'lib/wikicloth.rb', line 23

def load(data,p={})
  depth = 1
  count = 0
  root = [self.sections]

  # parse wiki document into sections
  data.each_line do |line|
    if line =~ /^([=]{1,6})\s*(.*?)\s*(\1)/
      root << root.last[-1].children if $1.length > depth
      root.pop if $1.length < depth
      depth = $1.length
      root.last << Section.new(line, get_id_for($2.gsub(/\s+/,'_')))
      count += 1
    else
      root.last[-1] << line
    end
  end

  # if we find template variables assume document is
  # a template
  self.sections.first.template = true if data =~ /\{\{\{\s*([A-Za-z0-9]+)\s*\}\}\}/

  # If there are more than four sections enable automatic
  # table of contents
  self.sections.first.auto_toc = true unless count < 4 || data =~ /__(NO|)TOC__/

  self.params = p
end

#params ⇒ Object 



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# File 'lib/wikicloth.rb', line 111

def params
  @page_params ||= {}
end

#render(opt = {}) ⇒ Object 



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# File 'lib/wikicloth.rb', line 56

def render(opt={})
  noedit = false
  self.params.merge!({ 'WIKI_VERSION' => ::WikiCloth::VERSION, 'RUBY_VERSION' => RUBY_VERSION })
  self.options = { :fast => true, :output => :html, :link_handler => self.link_handler, :params => self.params, :sections => self.sections }.merge(opt)
  self.options[:link_handler].params = options[:params]
  data = self.sections.collect { |s| s.render(self.options) }.join
  data.gsub!(/<!--(.|\s)*?-->/,"")
  data << "\n" if data.last(1) != "\n"
  data << "garbage"

  buffer = WikiBuffer.new("",options)

  begin
    if self.options[:fast]
      until data.empty?
        case data
        when /\A\w+/
          data = $'
          @current_row += $&.length
          buffer.add_word($&)
        when /\A[^\w]+(\w|)/m
          data = $'
          $&.each_char { |c| add_current_char(buffer,c) }
        end
      end
    else
      data.each_char { |c| add_current_char(buffer,c) }
    end
  rescue => err
    debug_tree = buffer.buffers.collect { |b| b.debug }.join("-->")
    puts "Unknown error on line #{@current_line} row #{@current_row}: #{debug_tree}"
    raise err
  end

  buffer.eof()
  buffer.to_s
end

#sections ⇒ Object 



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# File 'lib/wikicloth.rb', line 52

def sections
  @sections ||= [Section.new]
end

#to_html(opt = {}) ⇒ Object 



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# File 'lib/wikicloth.rb', line 103

def to_html(opt={})
  self.render(opt)
end