Class: Greentable::Table

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

Instance Method Summary collapse

Constructor Details

#initialize(parent, records, opts) ⇒ Table

Returns a new instance of Table.



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# File 'lib/greentable/greentable_table.rb', line 7

def initialize(parent, records, opts)
  @parent = parent
  @records = records
  defaults = Greentable.configuration.defaults.clone rescue {}
  @defaults_tr = (defaults.delete(:tr) || {}).deep_merge(opts.delete(:tr) || {})
  @defaults_th = (defaults.delete(:th) || {}).deep_merge(opts.delete(:th) || {})
  @defaults_td = (defaults.delete(:td) || {}).deep_merge(opts.delete(:td) || {})
  @opts = defaults.deep_merge(opts)

  @tr_attributes = []
  @th_attributes = []
  @th_html = []
  @td_attributes = []
  @td_html = []

end

Instance Method Details

#col(th = nil, opts = {}, &block) ⇒ Object 



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# File 'lib/greentable/greentable_table.rb', line 30

def col(th = nil, opts = {}, &block)
  @th_html[@current_col] = th
  @th_attributes[@current_col] = opts.delete(:th) || {}
  @td_attributes[@current_col] = opts

  @td_html[@row_counter.i] ||= []
  @td_html[@row_counter.i][@current_col] = @parent.capture(&block)

  @current_col += 1
  return nil
end

#process(&block) ⇒ Object 



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# File 'lib/greentable/greentable_table.rb', line 42

def process(&block)
  @row_counter = Counter.new(@records.size)

  @records.each do |record|
    @current_col = 0
    block.call(self, record)
    @row_counter.inc
  end
end

#subrow(opts = {}, &block) ⇒ Object 



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# File 'lib/greentable/greentable_table.rb', line 24

def subrow(opts = {}, &block)
  return if capture_headers
  return if opts[:display_on] == :first && !@row_counter.first?
  return if opts[:display_on] == :last && !@row_counter.last?
end

#to_s ⇒ Object 



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# File 'lib/greentable/greentable_table.rb', line 52

def to_s
  ret = ""
  ret << "<table#{do_attributes(@opts)}>"
  unless @th_html.compact.empty?
    ret << "<thead>"
    ret << "<tr>"
    @th_html.each_with_index do |th,i|
      ret << "<th#{do_attributes(@th_attributes[i])}>#{th.is_a?(Proc) ? th.call.to_s : th}</th>"
    end
    ret << "</tr>"
    ret << "</thead>"
  end
  ret << "<tbody>"

  @row_counter.i.times do |i|
    ret << "<tr#{do_attributes(@defaults_tr.deep_merge(@tr_attributes[i]||{}))}>"
    @td_html[i].each do |td|
      ret << "<td#{do_attributes(@defaults_td.deep_merge(@td_attributes[i]||{}))}>#{td}</td>"
    end
    ret << "</tr>"
  end
  ret << "</tbody>"
  ret << "</table>"
end