Class: Edgar::RecordDrawer

Inherits:
Object
  • Object
show all
Defined in:
app/helpers/edgar/record_drawer.rb

Overview

draws table-based read-only record data.

Instance Method Summary (collapse)

Constructor Details

- (RecordDrawer) initialize(template, model)

INPUTS

template

view template to call helper

model

model object



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# File 'app/helpers/edgar/record_drawer.rb', line 8

def initialize(template, model)
  @template = template
  @model    = model

  # define default options for draw_X() method, where X is :flags, :kind,
  # and so on.  @options can be redefined at derived class.
  @options  = {
    :flags      => {},
    :kind       => {},
    :boolean    => {},
    :default    => {}
  }
end

Instance Method Details

- (Object) _draw_2_lane(&block)

flip field to left-lane or right-lane



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# File 'app/helpers/edgar/record_drawer.rb', line 74

def _draw_2_lane(&block)
  result = @left ? '<tr>' : ''
  result += yield
  result += '</tr>' if !@left
  @left = !@left              # flip it
  result
end

- (Object) _draw_field(col)

draw general field



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# File 'app/helpers/edgar/record_drawer.rb', line 98

def _draw_field(col)
  case col.type
  when :boolean
    @model.send(col.name) ? '[x]' : '[_]'
  else
    @model.send(col.name).to_s
  end
end

- (Object) _draw_head(col, label = nil, &block)

draw head(label).

INPUTS

col

column info

label

if not-nil, label is used rather than human_attribute_name of col.name for field-label

block

wrapped field-drawing logic



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# File 'app/helpers/edgar/record_drawer.rb', line 89

def _draw_head(col, label=nil, &block)
  _draw_2_lane{
    sprintf("<th>%s</th><td></td><td>", label || @model.class.human_attribute_name(col.name)) +
      yield +
    '</td>'
  }
end

- (Object) columns 



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# File 'app/helpers/edgar/record_drawer.rb', line 68

def columns
  m = @model.class
  m.columns_for(m.view_form_columns)
end

- (Object) draw

draw record data

I18n for label is:

  1. usual column uses model.human_attribute_name()

  2. 'belongs_to' column uses:

** I18n.t('activerecord.attributes.MODEL.EXT_ID') ** parent.human_name



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# File 'app/helpers/edgar/record_drawer.rb', line 30

def draw()
  adrs_field  = {}
  html        = "<table>"
  @left       = true
  for col in columns do
    html += if col.name =~ /^(adrs_\d_)/
      adrs_prefix = $1
      if !adrs_field[adrs_prefix]
        adrs_field[adrs_prefix] = true
        render :partial => 'edgar/address_show',
            :locals=>{:prefix=>adrs_prefix}
      else
        ''
      end
    else
      parent = @model.belongs_to_AR(col)
      if parent
        _draw_head(col, @model.class.human_attribute_name(
                              col.name,
                              :default=>parent.class.human_name)){
            @template.draw_belongs_to(parent)
        }
      else
        _draw_head(col){
          case col.name
          when 'flags'
            @template.draw_column_flags(@model)
          else
            _draw_field(col)
          end
        }
      end
    end
  end
  html += '<td colspan=3></td>' if !@left
  html + "</table>"
end