Class: Tags2w

Inherits:
Object
  • Object
show all
Defined in:
lib/tags2w.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Tags2w

Returns a new instance of Tags2w.



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# File 'lib/tags2w.rb', line 5

def initialize
  @cod_if = false
  @doc_out= []
  @level  = 0
  @line   = ''
  @tags   = %w[h1]
end

Instance Method Details

#element(el) ⇒ Object 



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# File 'lib/tags2w.rb', line 22

def element(el) 
  if el.class==Hpricot::Text
    tag= el.name
  elsif el.class==Hpricot::Comment
    tag= "<!--#{el.name}-->"
  else
    #p el.html
    at = el.respond_to?(:attributes) ? el.attributes : {}
    tag= "%#{el.name}"
    if at['name']
      tag<<":#{at['name']}" 
      at.delete 'name'
    end
    if at['id']
      tag<<"##{at['id']}" 
      at.delete 'id'
    end
    if at['class']
      tag<<".#{at['class'].split(' ').join('.')}" 
      at.delete 'class'
    end
    if at.length>0
      ex= at.collect{|k,v|[k,'="',v,'"'].join}.join(' ')
      tag<<"{#{ex}}"
    end
    if /\%div([#.])/ =~ tag
      tag.gsub!(/\%div([#.])/,$1) 
    else
      tag.gsub!(/\%input\:/,':') 
    end
    if /\%cmd\./ =~ tag
      #puts tag
      tag.gsub!(/\%cmd\.if\{(.*?)\}/    ,    "-if #{$1}") if /\%cmd\.if\{att="(.*?)"\}/    =~ tag
      tag.gsub!(/\%cmd\.for\{(.*?)\}/   ,   "-for #{$1}") if /\%cmd\.for\{att="(.*?)"\}/   =~ tag
      tag.gsub!(/\%cmd\.unless\{(.*?)\}/,"-unless #{$1}") if /\%cmd\.unless\{att="(.*?)"\}/=~ tag
      tag.gsub!(/\%cmd\.elsif\{(.*?)\}/ , "-elsif #{$1}") if /\%cmd\.elsif\{att="(.*?)"\}/ =~ tag
      tag.gsub!(/\%cmd\.else\{(.*?)\}/  ,  "-else #{$1}") if /\%cmd\.else\{att="(.*?)"\}/  =~ tag
      tag.gsub!(/\%cmd\.each\{(.*?)\}/  ,  "-each #{$1}") if /\%cmd\.each\{att="(.*?)"\}/  =~ tag
      tag.gsub!(/\%cmd\.each2\{(.*?)\}/ , "-each2 #{$1}") if /\%cmd\.each2\{att="(.*?)"\}/ =~ tag
      tag.gsub!(/\%cmd\.form_tag\{(.*?)\}/,"-form_tag #{$1}") if /\%cmd\.form_tag\{att="(.*?)"\}/=~ tag
      tag.gsub!(/\%cmd\.form_for\{(.*?)\}/,"-form_for #{$1}") if /\%cmd\.form_for\{att="(.*?)"\}/=~ tag
    else  
      tag.gsub!(/\%\<\?xml/             ,        "<?xml") if /^\%\<\?xml/                  =~ tag
      tag.gsub!(/\%\<\!DOCTYPE/         ,    "<!DOCTYPE") if /^\%\<\!DOCTYPE/              =~ tag
    end                                                
  end
  tag  
end

#equal(line) ⇒ Object 



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# File 'lib/tags2w.rb', line 71

def equal(line)
  rtn = []
  line.split("\n").each do |ln|
    if /\<%=(.*)[-]?%\>/=~ ln
      rtn<< ('= '<< $1.lstrip.gsub(/\-$/,'') )
    else
      rtn<< (' ' << ln.rstrip)
    end
  end
  rtn.join("\n")
end

#in_block(blk) ⇒ Object 



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# File 'lib/tags2w.rb', line 92

def in_block(blk)
  spc1= '  '*(@level)
  spc2= '  '*(@level+1)
  [spc1,blk.gsub(/\n +/,"\n#{spc2}")].join
end

#in_block2(blk) ⇒ Object 



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# File 'lib/tags2w.rb', line 98

def in_block2(blk)
  les= 999
  spc= '  '*(@level+1)
  #blk= ['  ',blk].join
  lns= blk.split("\n")
  lns.each do |l|
    x=(/ */=~l)
    les=x if x<les
  end
  lns.collect {|l|[spc,l[les,999]].join}.join("\n").sub(/^  /,'')
end

#line_code ⇒ Object 



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# File 'lib/tags2w.rb', line 153

def line_code
  @doc_med= []
  @doc_out.join("\n").split("\n").each_with_index do |ln,i|
    doc= ''
    if /[^"] *\<%(=.*)[-]?%\>/=~ ln
      ln.gsub!(/[^"] *\<%=.*[-]?%\>/,$1.lstrip.gsub(/\-$/,'')) 
      @doc_med<< ln
    elsif /[^"] *\<%[-]?(.*)[-]?%\>/ =~ ln
      code= $1.lstrip.gsub(/\-$/,'')
      part= code.split(/ +/)[0]
      if %w[if elsif else].index(part)
        @cod_if = true
        code= "-#{code}" 
      else
        code= "- #{code}" 
      end
      if @cod_if && (%w[end].index(part))
        @cod_if= false
      else
        ln.gsub!(/\<%[-]?.*[-]?%\>/,code) 
        @doc_med<< ln 
      end
    else
      @doc_med<< ln
    end
  end
  @doc_out= @doc_med
end

#result ⇒ Object 



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# File 'lib/tags2w.rb', line 18

def result
  @doc_out
end

#ruby_equal(el) ⇒ Object 



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# File 'lib/tags2w.rb', line 83

def ruby_equal(el)
  rtn = equal(element(el).strip).gsub(/ *\%w2code_equ/,'=') 
  ch= el.respond_to?(:children) ? el.children : nil
  if ch && ch.length==1
    rtn<< ruby_equal(el.children[0])
  end
  rtn
end

#start(el) ⇒ Object 



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# File 'lib/tags2w.rb', line 13

def start(el)
  initialize
  sub_element(el) 
end

#sub_element(parent) ⇒ Object 



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# File 'lib/tags2w.rb', line 110

def sub_element(parent)
  if parent.children
    parent.children.each do |el|
      @line= element(el).strip
      if @line!=''
        if el.class==Hpricot::Comment
          @doc_out << ['  '*(@level),@line].join 
        elsif el.class==Hpricot::Text
          @doc_out << ['  '*(@level),@line].join 
        else
          if el.name=='script'
            @doc_out << in_block2(@line << el.html)
          elsif el.name=='w2comment'
            @doc_out << in_block2("%comment"<< el.html)
          elsif el.name=='w2code_equ'
            @doc_out << in_block2("="<< el.html)
          else
            ch= el.respond_to?(:children) ? el.children : nil
            if @line[0,1]!='-' && ch && ch.length==1
                inline= ruby_equal(el.children[0]) 
                inline= " (#{inline.lstrip}%)" if /\%\w/ =~ inline
                @doc_out << ['  '*@level,@line,inline].join 
            else
              if /\%cmd/ !~ @line
                rtn= ['  '*@level,@line].join 
                rtn.gsub!('<w2code_equ>','<%=')
                rtn.gsub!('</w2code_equ>','%>')
                @doc_out << rtn
                if ch
                  @level+=1
                  sub_element(el) 
                  @level-=1
                end
              end
            end
          end
        end
      end
    end
  end
  self
end