Class: Eggshell::Bundles::Basics::BasicBlocks

Inherits:
Object
  • Object
show all
Includes:
Eggshell::BlockHandler
Defined in:
lib/eggshell/bundles/basics-old.rb

Overview

table block parameters:

  • row.classes: defaults to ‘[’odd’, ‘even’]‘. The number of elements represents the number of cycles.

Constant Summary collapse

CELL_ATTR_START = 
'!'
CELL_ATTR_END = 
'<!'

Constants included from Eggshell::BlockHandler

Eggshell::BlockHandler::COLLECT, Eggshell::BlockHandler::COLLECT_RAW, Eggshell::BlockHandler::DONE, Eggshell::BlockHandler::RETRY

Instance Method Summary collapse

Methods included from Eggshell::BlockHandler

#can_handle, #continue_with, #current_type, #equal?, #reset

Methods included from ProcessHandler

#process

Instance Method Details

#collect(line, buff, indents = '', indent_level = 0, line_count = -1)) ⇒ Object 



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# File 'lib/eggshell/bundles/basics-old.rb', line 63

def collect(line, buff, indents = '', indent_level = 0, line_count = -1)
  line = '' if !line
  ret = COLLECT
  if @type == :list
    ret = do_list(line, buff, indents, indent_level)
  elsif @type == :table
    ret = do_table(line, buff, indents, indent_level)
  elsif @type == :dt
    ret = do_dt(line, buff, indents, indent_level)
  else
    ret = do_default(line, buff, indents, indent_level)
  end
  return ret
end

#do_default(line, buff, indents = '', indent_level = 0) ⇒ Object 



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# File 'lib/eggshell/bundles/basics-old.rb', line 229

def do_default(line, buff, indents = '', indent_level = 0)
  ret = COLLECT
  blank = false

  raw = @type == 'raw'
  pre = @type == 'pre'
  nofmt = raw

  # we need to group indented lines as part of block, especially if it's otherwise empty
  if raw || pre || @type == 'bq'
    raw = true

    if indent_level > 0
      line = indents + line
      if pre
        line = "\n#{line.chomp}"
      end
    else
      blank = line == ''
      if pre
        line = "\n#{line}"
      end
    end
  else
    blank = line == ''
  end

  if blank
    @lines.delete('')
    start_tag = ''
    end_tag = ''
    content = ''
    if @type != 'raw'
      bp = @block_params[@type]
      attrs = bp['attributes'] || {}
      attrs['class'] = bp['class'] || ''
      attrs['style'] = bp['style'] || ''
      attrs['id'] = bp['id'] || ''
      @type = 'blockquote' if @type == 'bq'
      # @todo get attributes from block param
      start_tag = create_tag(@type, attrs)
      end_tag = "</#{@type}>"
      join = @type == 'pre' ? "" : "<br />\n"

      content = "#{start_tag}#{@lines.join(join)}#{end_tag}"
    else
      content = @lines.join("\n")
    end

    buff << content
    @lines = []
    ret = DONE
  else
    line = !nofmt ? @proc.fmt_line(line) : @proc.expand_expr(line)
    @lines << line
    ret = raw ? COLLECT_RAW : COLLECT
  end
  ret
end

#do_dt(line, buff, indents = '', indent_level = 0) ⇒ Object 



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# File 'lib/eggshell/bundles/basics-old.rb', line 209

def do_dt(line, buff, indents = '', indent_level = 0)
  ret = COLLECT
  if line == '' || line[0] != '>'
    ret = DONE
    ret = RETRY if line[0] != '>'

    buff << "<dl class='#{@proc.vars['dd.class']}'>"
    @lines.each do |line|
      key = line[0]
      val = line[1]
      buff << "<dt class='#{@proc.vars['dt.class']}'>#{key}</dt><dd class='#{@proc.vars['dd.class']}'>#{val}</dd>"
    end
    buff << "</dl>"
  else
    @lines << line[1..-1].split('::', 2)
    ret = COLLECT
  end
  ret
end

#do_list(line, buff, indents = '', indent_level = 0) ⇒ Object 



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# File 'lib/eggshell/bundles/basics-old.rb', line 78

def do_list(line, buff, indents = '', indent_level = 0)
  ret = COLLECT
  lstrip = line.lstrip
  if line && (lstrip[0] == '#' || lstrip[0] == '-')
    @lines << [line[1..-1].strip, indent_level+@indent_start, lstrip[0] == '#' ? 'ol' : 'ul']
  else
    # if non-empty line, reprocess this line but also process buffer
    ret = (line && line != '') ? RETRY : DONE
    order_stack = []
    otype_stack = []
    last = nil
    @lines.each do |tuple|
      line, indent, type = tuple
      # normalize indent
      indent -= @indent_start
      if order_stack.length == 0
        order_stack << "<#{type}>"
        otype_stack << type
      # @todo make sure that previous item was a list
      # remove closing li to enclose sublist
      elsif indent > (otype_stack.length-1) && order_stack.length > 0
        last = order_stack[-1]
        last = last[0...last.length-5]
        order_stack[-1] = last

        order_stack << "#{"\t"*indent}<#{type}>"
        otype_stack << type
      elsif indent < (otype_stack.length-1)
        count = otype_stack.length - 1 - indent
        while count > 0
          ltype = otype_stack.pop  
          order_stack << "#{"\t"*count}</#{ltype}>\n#{"\t"*(count-1)}</li>"
          count -= 1
        end
      end
      order_stack << "#{"\t"*indent}<li>#{@proc.fmt_line(line)}</li>"
    end

    # close nested lists
    d = otype_stack.length
    c = 1
    otype_stack.each do |type|
      ident = d - c
      order_stack << "#{"\t" * ident}</#{type}>#{c == d ? '' : "</li>"}"
      c += 1
    end
    buff << order_stack.join("\n")
  end
  ret
end

#do_table(line, buff, indents = '', indent_level = 0) ⇒ Object 



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# File 'lib/eggshell/bundles/basics-old.rb', line 129

def do_table(line, buff, indents = '', indent_level = 0)
  ret = COLLECT
  if line[0] == '|' || line[0] == '/'
    @lines << line
  else
    ret = (line[0] != '\\' && line != '') ? RETRY : DONE
    map = @block_params['table'] || {}
    tbl_class = map['class'] || ''
    tbl_style = map['style'] || ''
    tbl_attrib = ''
    if map['attribs'].is_a?(String)
      tbl_attrib = map['attribs']
    elsif map['attribs'].is_a?(Hash)
      map['attribs'].each do |key,val|
        tbl_attrib = "#{tbl_attrib} #{key}='#{val}'"
      end
    end
    row_classes = map['row.classes']
    row_classes = ['odd', 'even'] if !row_classes.is_a?(Array)

    @proc.vars['t.row'] = 0
    buff << "<table class='#{tbl_class}' style='#{tbl_style}'#{tbl_attrib}>"
    cols = []
    rows = 0
    rc = 0
    @lines.each do |line|
      ccount = 0
      if line[0] == '/' && rows == 0
        cols = line[1..line.length].split('|')
        buff << "<thead><tr class='#{map['head.class']}'>"
        cols.each do |col|
          buff << "\t#{fmt_cell(col, true, ccount)}"
          ccount += 1
        end
        buff << '</tr></thead>'
        buff << '<tbody>'
      elsif line[0] == '/'
        # implies footer
        cols = line[1..line.length].split('|')
        buff << "<tfoot><tr class='#{map['foot.class']}'>"
        cols.each do |col|
          buff << "\t#{fmt_cell(col, true, ccount)}"
          ccount += 1
        end
        buff << '</tr></tfoot>'
      elsif line[0] == '|' || line[0..1] == '|>'
        idx = 1
        sep = /(?<!\\)\|/
        if line[1] == '>'
          idx = 2
          sep = /(?<!\\)\|\>/
        end
        cols = line[idx..line.length].split(sep)
        @proc.vars['t.row'] = rc
        rclass = row_classes[rc % row_classes.length]
        buff << "<tr class='tr-row-#{rc} #{rclass}'>"
        cols.each do |col|
          buff << "\t#{fmt_cell(col, false, ccount)}"
          ccount += 1
        end
        buff << '</tr>'
        rc += 1
      else
        cols = line[1..line.length].split('|') if line[0] == '\\'
      end
      rows += 1
    end

    buff << '</tbody>'
    if cols.length > 0
      # @todo process footer
    end
    buff << "</table>"
    @proc.vars['table.class'] = ''
    @proc.vars['table.style'] = ''
    @proc.vars['table.attribs'] = ''
  end
  ret
end

#fmt_cell(val, header = false, colnum = 0) ⇒ Object 



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# File 'lib/eggshell/bundles/basics-old.rb', line 289

def fmt_cell(val, header = false, colnum = 0)
  tag = header ? 'th' : 'td'
  buff = []
  attribs = ''

  if val[0] == '\\'
    val = val[1..val.length]
  elsif val[0] == CELL_ATTR_START
    rt = val.index(CELL_ATTR_END)
    if rt
      attribs = val[1...rt]
      val = val[rt+CELL_ATTR_END.length..val.length]
    end
  end

  # inject column position via class
  olen = attribs.length
  attribs = attribs.gsub(/class=(['"])/, 'class=$1' + "td-col-#{colnum}")
  if olen == attribs.length
    attribs += " class='td-col-#{colnum}'"
  end

  buff << "<#{tag} #{attribs}>"
  cclass = 
  if val[0] == '\\'
    val = val[1..val.length]
  end

  buff << @proc.fmt_line(val)
  buff << "</#{tag}>"
  return buff.join('')
end

#set_processor(proc) ⇒ Object 



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# File 'lib/eggshell/bundles/basics-old.rb', line 24

def set_processor(proc)
  @proc = proc
  @proc.register_block(self, *%w(table pre p bq div raw ol ul # - / | >))
end

#start(name, line, buffer, indents = '', indent_level = 0, line_count = -1)) ⇒ Object 



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# File 'lib/eggshell/bundles/basics-old.rb', line 29

def start(name, line, buffer, indents = '', indent_level = 0, line_count = -1)
  set_block_params(name)
  bp = @block_params[name]

  if name == '#' || name == '-' || name == 'ol' || name == 'ul'
    @type = :list
    @lines = []
    @lines << [line, indent_level, name == '#' ? 'ol' : 'ul'] if name == '#' || name == '-'
    @indent_start = indent_level
    return COLLECT
  end

  if name == 'table' || name == '/' || name == '|'
    @type = :table
    @lines = []
    @lines << line if name != 'table'
    return COLLECT
  end

  if name == '>'
    @type = :dt
    @lines = [line.split('::', 2)]
    return COLLECT
  end

  # assume block text
  @type = name
  if line.index(name) == 0
    line = line.lstrip
  end
  @lines = [@type == 'raw' ? @proc.expand_expr(line) : @proc.fmt_line(line)]
  return @type == 'raw' ? COLLECT_RAW : COLLECT
end