Module: Brick::Rails::FormBuilder

Defined in:
lib/brick/frameworks/rails/form_builder.rb

Constant Summary collapse

DT_PICKERS = 
{ datetime: 'datetimepicker', timestamp: 'datetimepicker', time: 'timepicker', date: 'datepicker' }

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.hide_bcrypt(val, is_xml = nil, max_len = 200) ⇒ Object 



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# File 'lib/brick/frameworks/rails/form_builder.rb', line 149

def self.hide_bcrypt(val, is_xml = nil, max_len = 200)
  if ::Brick::Rails::FormBuilder.is_bcrypt?(val)
    '(hidden)'
  else
    if val.is_a?(String)
      return ::Brick::Rails.display_binary(val) unless (val_utf8 = val.dup.force_encoding('UTF-8')).valid_encoding?

      val = val_utf8.strip
      return CGI.escapeHTML(val) if is_xml

      if val.length > max_len
        if val[0] == '<' # Seems to be HTML?
          cur_len = 0
          cur_idx = 0
          # Find which HTML tags we might be inside so we can apply ending tags to balance
          element_name = nil
          in_closing = nil
          elements = []
          val.each_char do |ch|
            case ch
            when '<'
              element_name = +''
            when '/' # First character of tag is '/'?
              in_closing = true if element_name == ''
            when '>'
              if element_name
                if in_closing
                  if (idx = elements.index { |tag| tag.downcase == element_name.downcase })
                    elements.delete_at(idx)
                  end
                elsif (tag_name = element_name.split.first).present?
                  elements.unshift(tag_name)
                end
                element_name = nil
                in_closing = nil
              end
            else
              element_name << ch if element_name
            end
            cur_idx += 1
            # Unless it's inside wickets then this is real text content, and see if we're at the limit
            break if element_name.nil? && ((cur_len += 1) > max_len)
          end
          val = val[0..cur_idx]
          # Somehow still in the middle of an opening tag right at the end? (Should never happen)
          if !in_closing && (tag_name = element_name&.split&.first)&.present?
            elements.unshift(tag_name)
            val << '>'
          end
          elements.each do |closing_tag|
            val << "</#{closing_tag}>"
          end
        else # Not HTML, just cut it at the length
          val = val[0...max_len]
        end
        val = "#{val}..."
      end
      val
    else
      val.to_s
    end
  end
end

.is_bcrypt?(val) ⇒ Boolean

— CLASS METHODS —

Returns:

  • (Boolean) 


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# File 'lib/brick/frameworks/rails/form_builder.rb', line 145

def self.is_bcrypt?(val)
  val.is_a?(String) && val.length == 60 && val.start_with?('$2a$')
end

Instance Method Details

#brick_field(method, html_options = {}, val = nil, col = nil, bt = nil, bt_class = nil, bt_name = nil, bt_pair = nil) ⇒ Object

When this field is one of the appropriate types, will set one of these instance variables accordingly:

@_text_fields_present - To include trix editor
@_date_fields_present - To include flatpickr date / time editor
@_json_fields_present - To include JSONEditor



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# File 'lib/brick/frameworks/rails/form_builder.rb', line 8

def brick_field(method, html_options = {}, val = nil, col = nil,
                bt = nil, bt_class = nil, bt_name = nil, bt_pair = nil)
  model = self.object.class
  col ||= model.columns_hash[method]
  out = +'<table><tr><td>'
  html_options[:class] = 'dimmed' unless val
  is_revert = true
  template = instance_variable_get(:@template)
  if bt
    bt_class ||= bt[1].first.first
    bt_name ||= bt[1].map { |x| x.first.name }.join('/')
    bt_pair ||= bt[1].first

    html_options[:prompt] = "Select #{bt_name}"
    out << self.select(method.to_sym, bt[3], { value: val || '^^^brick_NULL^^^' }, html_options)
    bt_obj = nil
    begin
      bt_obj = bt_class&.find_by(bt_pair[1] => val)
    rescue ActiveRecord::SubclassNotFound => e
      # %%% Would be cool to indicate to the user that a subclass is missing.
      # Its name starts at:  e.message.index('failed to locate the subclass: ') + 31
    end
    bt_link = if bt_obj
                bt_path = template.send(
                            "#{bt_class.base_class._brick_index(:singular)}_path".to_sym,
                            bt_obj.send(bt_class.primary_key.to_sym)
                          )
                template.link_to('⇛', bt_path, { class: 'show-arrow' })
              elsif val
                "<span class=\"orphan\">Orphaned ID: #{val}</span>".html_safe
              end
    out << bt_link if bt_link
  elsif @_brick_monetized_attributes&.include?(method)
    out << self.text_field(method.to_sym, html_options.merge({ value: Money.new(val.to_i).format }))
  else
    col_type = if model.json_column?(col) || val.is_a?(Array)
                 :json
               elsif col&.sql_type == 'geography'
                 col.sql_type
               else
                 col&.type
               end
    case (col_type ||= col&.sql_type)
    when :string, :text, :citext,
         :enum # Support for the activerecord-mysql-enum gem
      spit_out_text_field = nil
      if ::Brick::Rails::FormBuilder.is_bcrypt?(val) # || .readonly?
        is_revert = false
        out << ::Brick::Rails::FormBuilder.hide_bcrypt(val, nil, 1000)
      elsif col_type == :string
        if model.respond_to?(:uploaders) && model.uploaders.key?(col.name&.to_sym) &&
           (url = self.object.send(col.name)&.url) # Carrierwave image?
          out << "<img src=\"#{url}\" title=\"#{val}\">"
        elsif model.respond_to?(:enumerized_attributes) && (opts = (attr = model.enumerized_attributes[method])&.options).present?
          enum_html_options = attr.kind_of?(Enumerize::Multiple) ? html_options.merge({ multiple: true, size: opts.length + 1 }) : html_options
          out << self.select(method.to_sym, [["(No #{method} chosen)", '^^^brick_NULL^^^']] + opts, { value: val || '^^^brick_NULL^^^' }, enum_html_options)
        else
          spit_out_text_field = true
        end
      elsif col_type == :enum
        if col.respond_to?(:limit) && col.limit.present?
          out << self.select(method.to_sym, [["(No #{method} chosen)", '^^^brick_NULL^^^']] + col.limit, { value: val.to_s || '^^^brick_NULL^^^' }, html_options)
        else
          spit_out_text_field = true
        end
      else
        template.instance_variable_set(:@_text_fields_present, true)
        out << self.hidden_field(method.to_sym, html_options)
        out << "<trix-editor input=\"#{self.field_id(method)}\"></trix-editor>"
      end
      out << self.text_field(method.to_sym, html_options) if spit_out_text_field
    when :boolean
      out << self.check_box(method.to_sym)
    when :integer, :decimal, :float
      if model.respond_to?(:attribute_types) && (enum_type = model.attribute_types[method]).is_a?(ActiveRecord::Enum::EnumType)
        opts = enum_type.send(:mapping)&.each_with_object([]) { |v, s| s << [v.first, v.first] } || []
        out << self.select(method.to_sym, [["(No #{method} chosen)", '^^^brick_NULL^^^']] + opts, { value: val || '^^^brick_NULL^^^' }, options)
      else
        digit_pattern = col_type == :integer ? '\d*' : '\d*(?:\.\d*|)'
        # Used to do this for float / decimal:  self.number_field method.to_sym
        out << self.text_field(method.to_sym, { pattern: digit_pattern, class: 'check-validity' })
      end
    when *DT_PICKERS.keys
      template.instance_variable_set(:@_date_fields_present, true)
      out << self.text_field(method.to_sym, { class: DT_PICKERS[col_type] })
    when :uuid
      is_revert = false
      # Postgres naturally uses the +uuid_generate_v4()+ function from the uuid-ossp extension
      # If it's not yet enabled then:  create extension \"uuid-ossp\";
      # ActiveUUID gem created a new :uuid type
      out << val if val
    when :ltree
      # In Postgres labels of data stored in a hierarchical tree-like structure
      # If it's not yet enabled then:  create extension ltree;
      out << val if val
    when :binary
      is_revert = false
      if val
        out << if ::Brick.is_geography?(val)
                 ::Brick::Rails.display_value('geography', val)
               else
                 ::Brick::Rails.display_binary(val)
               end
      end
    when :primary_key
      is_revert = false
    when :json, :jsonb
      template.instance_variable_set(:@_json_fields_present, true)
      if val.is_a?(String)
        val_str = val
      else
        eheij = ActiveSupport::JSON::Encoding.escape_html_entities_in_json
        ActiveSupport::JSON::Encoding.escape_html_entities_in_json = false if eheij
        val_str = val&.to_json
        ActiveSupport::JSON::Encoding.escape_html_entities_in_json = eheij
      end
      # Because there are so danged many quotes in JSON, escape them specially by converting to backticks.
      # (and previous to this, escape backticks with our own goofy code of ^^br_btick__ )
      out << (json_field = self.hidden_field(method.to_sym, { class: 'jsonpicker', value: val_str&.gsub('`', '^^br_btick__')&.tr('\"', '`')&.html_safe }))
      out << "<div id=\"_br_json_#{self.field_id(method)}\"></div>"
    else
      is_revert = false
      out << (::Brick::Rails.display_value(col_type, val)&.html_safe || '')
    end
  end
  if is_revert
    out << "</td>
"
    out << '<td><svg class="revert" width="1.5em" viewBox="0 0 512 512"><use xlink:href="#revertPath" /></svg>'
  end
  out << "</td></tr></table>
"
  out.html_safe
end