Module: AjaxScaffold::Helper

Includes:
Common
Defined in:
lib/ajax_scaffold_plugin.rb,
lib/base/ajax_scaffold.rb,
lib/ajax_scaffold_plugin.rb

Overview

Start Helper module

Instance Method Summary collapse

Methods included from Common

#current_page, #current_sort, #current_sort_direction

Instance Method Details

#all_input_tags(record, record_name, options) ⇒ Object

create input tags for each field in a model



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# File 'lib/ajax_scaffold_plugin.rb', line 53

def all_input_tags(record, record_name, options)
  input_block = options[:input_block] || default_input_block

  if !options[:exclude].blank?
    filtered_content_columns = record.content_columns.reject { |column| options[:exclude].include?(column.name) }
  else
    filtered_content_columns = record.content_columns
  end

  filtered_content_columns.collect{ |column| input_block.call(record_name, column) }.join("\n")
end

#column_class(column_name, column_value, sort_column, class_name = nil) ⇒ Object 



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# File 'lib/base/ajax_scaffold.rb', line 121

def column_class(column_name, column_value, sort_column, class_name = nil)
  class_name = String.new
  class_name += "empty " if column_empty?(column_value)
  class_name += "sorted " if (!sort_column.nil? && column_name == sort_column)
  class_name += "#{class_name} " unless class_name.nil?
  class_name
end

#column_empty?(column_value) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/base/ajax_scaffold.rb', line 90

def column_empty?(column_value)
  column_value.nil? || (column_value.empty? rescue false)
end

#column_sort_direction(column_name, params) ⇒ Object 



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# File 'lib/base/ajax_scaffold.rb', line 113

def column_sort_direction(column_name, params)
  if column_name && column_name == current_sort(params)
    current_sort_direction(params) == "asc" ? "desc" : "asc"
  else
    "asc"
  end
end

#default_input_block ⇒ Object

default html for an input tag



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# File 'lib/ajax_scaffold_plugin.rb', line 46

def default_input_block
  Proc.new { |record, column| "<div class=\"form-element\">\n  "+
                              "<label for=\"#{record}_#{column.name}\">#{column.human_name}</label>\n  "+
                              "#{input(record, column.name, { :class => 'text-input' } )}\n</div>\n" }
end

#element_cell_id(options) ⇒ Object 



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# File 'lib/base/ajax_scaffold.rb', line 159

def element_cell_id(options)
  "#{options[:scaffold_id]}-#{options[:action]}-#{options[:id]}-cell"
end

#element_form_id(options) ⇒ Object 



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# File 'lib/base/ajax_scaffold.rb', line 163

def element_form_id(options)
  "#{options[:scaffold_id]}-#{options[:action]}-#{options[:id]}-form"
end

#element_messages_id(options) ⇒ Object 



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# File 'lib/base/ajax_scaffold.rb', line 175

def element_messages_id(options)
  "#{options[:scaffold_id]}-#{options[:action]}-#{options[:id]}-messages"
end

#element_row_id(options) ⇒ Object 



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# File 'lib/base/ajax_scaffold.rb', line 155

def element_row_id(options)
  "#{options[:scaffold_id]}-#{options[:action]}-#{options[:id]}-row"
end

#empty_column_text ⇒ Object 



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# File 'lib/base/ajax_scaffold.rb', line 94

def empty_column_text
  "-"
end

#empty_message_id(options) ⇒ Object 



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# File 'lib/base/ajax_scaffold.rb', line 151

def empty_message_id(options)
  "#{options[:scaffold_id]}-empty-message"
end

#format_column(column_value, sanitize = true) ⇒ Object 



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# File 'lib/base/ajax_scaffold.rb', line 70

def format_column(column_value, sanitize = true)
  if column_empty?(column_value)
    empty_column_text
  elsif column_value.instance_of? Time
    format_time(column_value)
  elsif column_value.instance_of? Date
    format_date(column_value)
  else
    sanitize ? h(column_value.to_s) : column_value.to_s
  end
end

#format_date(date) ⇒ Object 



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# File 'lib/base/ajax_scaffold.rb', line 86

def format_date(date)
  date.strftime("%m/%d/%Y")
end

#format_time(time) ⇒ Object 



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# File 'lib/base/ajax_scaffold.rb', line 82

def format_time(time)
  time.strftime("%m/%d/%Y %I:%M %p")
end

#generate_temporary_id ⇒ Object

Generates a temporary id for creating a new element



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# File 'lib/base/ajax_scaffold.rb', line 99

def generate_temporary_id
  (Time.now.to_f*1000).to_i.to_s
end

#loading_indicator_id(options) ⇒ Object 



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# File 'lib/base/ajax_scaffold.rb', line 167

def loading_indicator_id(options)
  if options[:id].nil?
    "#{options[:scaffold_id]}-#{options[:action]}-loading-indicator"
  else
    "#{options[:scaffold_id]}-#{options[:action]}-#{options[:id]}-loading-indicator"
  end
end

#loading_indicator_tag(options) ⇒ Object 



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# File 'lib/base/ajax_scaffold.rb', line 129

def loading_indicator_tag(options)
  image_tag "indicator.gif", :style => "display:none;", :id => loading_indicator_id(options), :alt => "loading indicator", :class => "loading-indicator"
end

#num_columns ⇒ Object

number of columns in a table



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# File 'lib/ajax_scaffold_plugin.rb', line 118

def num_columns
  @scaffold_columns.length + 1
end

#pagination_ajax_links(paginator, params) ⇒ Object 



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# File 'lib/base/ajax_scaffold.rb', line 103

def pagination_ajax_links(paginator, params)
  pagination_links_each(paginator, {}) do |n|
    link_to_remote n,
       { :url => params.merge(:page => n ),
       :loading => "Element.show('#{loading_indicator_id(params.merge(:action => 'pagination'))}');",
       :update => scaffold_content_id(params) },
       { :href => url_for(params.merge(:page => n )) }
  end
end

#scaffold_column_header_id(options) ⇒ Object 



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# File 'lib/base/ajax_scaffold.rb', line 139

def scaffold_column_header_id(options)
  "#{options[:scaffold_id]}-#{options[:column_name]}-column"
end

#scaffold_content_id(options) ⇒ Object

The following are a bunch of helper methods to produce the common scaffold view id’s



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# File 'lib/base/ajax_scaffold.rb', line 135

def scaffold_content_id(options)
  "#{options[:scaffold_id]}-content"
end

#scaffold_messages_id(options) ⇒ Object 



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# File 'lib/base/ajax_scaffold.rb', line 147

def scaffold_messages_id(options)
  "#{options[:scaffold_id]}-messages"
end

#scaffold_partial_path(partial) ⇒ Object

return the base path to search for a partial



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# File 'lib/ajax_scaffold_plugin.rb', line 113

def scaffold_partial_path(partial)
  @scaffold_plural_name+'/'+partial
end

#scaffold_tbody_id(options) ⇒ Object 



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# File 'lib/base/ajax_scaffold.rb', line 143

def scaffold_tbody_id(options)
  "#{options[:scaffold_id]}-tbody"
end

#show_column_totals? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ajax_scaffold_plugin.rb', line 108

def show_column_totals?
  @scaffold_column_totals.size > 0
end

#show_totals_for_column?(column) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ajax_scaffold_plugin.rb', line 104

def show_totals_for_column?(column)
  @scaffold_column_totals.include?(column)
end