Class: Eggshell::Bundles::Basic::TableBlock

Inherits:

Object

• Object
• Eggshell::Bundles::Basic::TableBlock

Includes:

Eggshell::BlockHandler, Eggshell::BlockHandler::BlockParams, Eggshell::BlockHandler::HtmlUtils, FormatHandler::Utils

Defined in:

lib/eggshell/bundles/basics.rb

Constant Summary

DELIM1 =

'|'

DELIM2 =

'|>'

HEADER =

'/'

SPECIAL_DEF =

/^!(\w+):(.+$)/

CELL_ATTR_START =

'!@'

CELL_ATTR_IDX =

1

CELL_ATTR_END =

'@!'

T_ROW =

't.row'

Constants included from Eggshell::BlockHandler::HtmlUtils

Eggshell::BlockHandler::HtmlUtils::HASH_HTML_ESCAPE

Constants included from Eggshell::BlockHandler::BlockParams

Eggshell::BlockHandler::BlockParams::ATTRIBUTES, Eggshell::BlockHandler::BlockParams::CLASS, Eggshell::BlockHandler::BlockParams::ID, Eggshell::BlockHandler::BlockParams::KEYS, Eggshell::BlockHandler::BlockParams::STYLE

Constants included from Eggshell::BlockHandler

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

Instance Method Summary

• #can_handle(line) ⇒ Object
• #continue_with(line) ⇒ Object
• #fmt_cell(val, header = false, colnum = 0) ⇒ Object
• #initialize ⇒ TableBlock constructor

  A new instance of TableBlock.

• #process(type, args, lines, out, call_depth = 0) ⇒ Object

Methods included from FormatHandler::Utils

#parse_args

Methods included from Eggshell::BlockHandler::HtmlUtils

#attrib_string, #create_tag, #css_string, #html_escape, #inject_attribs

Methods included from Eggshell::BlockHandler::BlockParams

#get_block_params, #set_block_params

Methods included from Eggshell::BlockHandler

#current_type, #equal?, #reset, #set_processor

Methods included from Eggshell::BaseHandler

#set_processor

Constructor Details

#initialize ⇒ TableBlock

Returns a new instance of TableBlock.

# File 'lib/eggshell/bundles/basics.rb', line 153

def initialize
  @block_types = ['table']
end

Instance Method Details

#can_handle(line) ⇒ Object

# File 'lib/eggshell/bundles/basics.rb', line 167

def can_handle(line)
  if !@block_type
    if line.match(/^(table[(.]?|\||\|>|\/|!@)/) || line.match(SPECIAL_DEF)
      @block_type = 'table'
      return BH::COLLECT
    end
  end
  return BH::RETRY
end

#continue_with(line) ⇒ Object

# File 'lib/eggshell/bundles/basics.rb', line 177

def continue_with(line)
  if line.match(/^(\||\|>|\/|!@)/) || line.match(SPECIAL_DEF)
    return BH::COLLECT
  end
  return BH::RETRY
end

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

# File 'lib/eggshell/bundles/basics.rb', line 305

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_IDX] == CELL_ATTR_START
    rt = val.index(CELL_ATTR_END)
    if rt
      attribs = val[CELL_ATTR_IDX+1...rt]
      val = val[rt+CELL_ATTR_END.length..val.length]
    end
  end

  # inject column position via class
  attribs = inject_attribs(attribs, {:class=>"td-col-#{colnum}"})

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

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

#process(type, args, lines, out, call_depth = 0) ⇒ Object

# File 'lib/eggshell/bundles/basics.rb', line 185

def process(type, args, lines, out, call_depth = 0)
  args = [] if !args
  bp = get_block_params(type, args[0])
  row_classes = bp['row.classes']
  row_classes = ['odd', 'even'] if !row_classes.is_a?(Array)
  
  o_out = out
  out = []

  @eggshell.vars[T_ROW] = 0
  out << create_tag('table', bp)
  out << "%caption%\n%colgroup%"
  caption = {:text => '', :atts => {}}
  colgroup = []

  cols = []
  rows = 0
  rc = 0
  data_started = false

  lines.each do |line_obj|
    ccount = 0
    line = line_obj.line
    special = line.match(SPECIAL_DEF)
    if special
      type = special[1]
      atts = special[2]
      if type == 'caption'
        text, atts = atts.split('|', 2)
        caption[:text] = text
        caption[:attributes] = parse_args(atts, true)[0]
      else
        atts = parse_args(atts, true)[0]
        colgroup << create_tag('col', attrib_string(atts), false)
      end
    elsif line[0] == '/' && rc == 0
      cols = line[1..line.length].split('|')
      out << "<thead><tr class='#{bp['head.class']}'>"
      cols.each do |col|
        col = col.strip
        if col == '' && bp['emptycell']
          col = bp['emptycell']
        end
        out << "\t#{fmt_cell(col, true, ccount)}"
        ccount += 1
      end
      out << '</tr></thead>'
    elsif line[0] == '/'
      # implies footer
      out << '</tbody>' if rc > 0
      cols = line[1..line.length].split('|')
      out << "<tfoot><tr class='#{bp['foot.class']}'>"
      cols.each do |col|
        col = col.strip
        if col == '' && bp['emptycell']
          col = bp['emptycell']
        end
        out << "\t#{fmt_cell(col, true, ccount)}"
        ccount += 1
      end
      out << '</tr></tfoot>'
      break
    elsif line[0] == DELIM1 || line[0..1] == DELIM2 || line[0..1] == CELL_ATTR_START
      out << '<tbody>' if rc == 0
      idx = 1
      rattribs = ''
      
      if line[0..1] == CELL_ATTR_START
        # @todo look for delim instead of '@!'?
        rt = line.index(CELL_ATTR_END)
        if rt
          rattribs = line[2...rt]
          line = line[rt+CELL_ATTR_END.length..line.length]
        end
      end

      sep = /(?<!\\)\|/
      if line[1] == '>'
        idx = 2
        sep = /(?<!\\)\|\>/
      end
      cols = line[idx..line.length].split(sep)
      @eggshell.vars[T_ROW] = rc
      rclass = row_classes[rc % row_classes.length]
      rattribs = inject_attribs(rattribs, {:class=>"tr-row-#{rc} #{rclass}"})

      out << "<tr #{rattribs}>"
      cols.each do |col|
        col = col.strip
        if col == '' && bp['emptycell']
          col = bp['emptycell']
        end
        out << "\t#{fmt_cell(col, false, ccount)}"
        ccount += 1
      end
      out << '</tr>'
      rc += 1
    else
      cols = line[1..line.length].split('|') if line[0] == '\\'
    end
    rows += 1
  end

  out << "</table>"

  if caption[:text] != ''
    out[1].gsub!('%caption%', create_tag('caption', attrib_string(caption[:attributes]), true, caption[:text]))
  else
    out[1].gsub!("%caption%\n", '')
  end

  if colgroup.length > 0
    out[1].gsub!('%colgroup%', "<colgroup>\n\t#{colgroup.join("\n\t")}\n</colgroup>")
  else
    out[1].gsub!('%colgroup%', '')
  end
  
  o_out << out.join("\n")
end