rosa-build/lib/plugins/rails_datatables/rails_datatables.rb

117 lines
4.5 KiB
Ruby

module RailsDatatables
def datatable(columns, opts={})
sort_by = opts[:sort_by] || nil
additional_data = opts[:additional_data] || {}
search = opts[:search].present? ? opts[:search].to_s : "true"
search_label = opts[:search_label] || "Search"
processing = opts[:processing] || "Processing"
persist_state = opts[:persist_state].present? ? opts[:persist_state].to_s : "true"
table_dom_id = opts[:table_dom_id] ? "##{opts[:table_dom_id]}" : ".datatable"
per_page = opts[:per_page] || opts[:display_length]|| 25
no_records_message = opts[:no_records_message] || nil
auto_width = opts[:auto_width].present? ? opts[:auto_width].to_s : "true"
row_callback = opts[:row_callback] || nil
sdom = opts[:sdom] || nil
empty_label = opts[:empty_label] if opts[:empty_label].present?
info_label = opts[:info_label] if opts[:info_label].present?
info_empty_label = opts[:info_empty_label] if opts[:info_empty_label].present?
filtered_label = opts[:filtered_label] if opts[:filtered_label].present?
if opts[:pagination_labels].present?
pagination_labels = []
pagination_labels << "'sFirst': '#{opts[:pagination_labels][:first]}'" if opts[:pagination_labels][:first].present?
pagination_labels << "'sLast': '#{opts[:pagination_labels][:last]}'" if opts[:pagination_labels][:last].present?
pagination_labels << "'sPrevious': '#{opts[:pagination_labels][:previous]}'" if opts[:pagination_labels][:previous].present?
pagination_labels << "'sNext': '#{opts[:pagination_labels][:next]}'" if opts[:pagination_labels][:next].present?
pagination_labels = pagination_labels.join(",\n")
else
pagination_labels = false
end
append = opts[:append] || nil
ajax_source = opts[:ajax_source] || nil
server_side = opts[:ajax_source].present?
additional_data_string = ""
additional_data.each_pair do |name,value|
additional_data_string = additional_data_string + ", " if !additional_data_string.blank? && value
additional_data_string = additional_data_string + "{'name': '#{name}', 'value':'#{value}'}" if value
end
%Q{
<script type="text/javascript">
$(function() {
$('#{table_dom_id}').dataTable({
"oLanguage": {
"sSearch": "#{search_label}",
#{"'sZeroRecords': '#{no_records_message}'," if no_records_message}
#{"
'oPaginate': {
#{pagination_labels}
},
" if pagination_labels}
#{"'sEmptyTable': '#{empty_label}'," if empty_label}
#{"'sInfo': '#{info_label}'," if info_label}
#{"'sInfoEmpty': '#{info_empty_label}'," if info_empty_label}
#{"'sInfoFiltered': '#{filtered_label}'," if filtered_label}
"sProcessing": '#{processing}'
},
"sPaginationType": "will_paginate_like",
"iDisplayLength": #{per_page},
"bServerSide": #{server_side},
"bLengthChange": false,
"bStateSave": #{persist_state},
"bFilter": #{search},
"bAutoWidth": #{auto_width},
#{"'aaSorting': [#{sort_by}]," if sort_by}
#{"'sAjaxSource': '#{ajax_source}'," if ajax_source}
#{"'sDom': '#{sdom}'," if sdom}
"aoColumns": [
#{formatted_columns(columns)}
],
#{"'fnRowCallback': function( nRow, aData, iDisplayIndex ) { #{row_callback} }," if row_callback}
#{"'fnServerData': function ( sSource, aoData, fnCallback ) {
aoData.push( #{additional_data_string} );
$.getJSON( sSource, aoData, function (json) {
fnCallback(json);
} );
}," if ajax_source}
"bProcessing": true
})#{append};
$('#datatable_wrapper').append("<div class='both'></div>");
});
</script>
}
end
def format_columns_for_datatable(columns)
formatted_columns(columns)
end
private
def formatted_columns(columns)
i = 0
columns.map {|c|
i += 1
if c.nil? or c.empty?
"null"
else
searchable = c[:searchable].to_s.present? ? c[:searchable].to_s : "true"
sortable = c[:sortable].to_s.present? ? c[:sortable].to_s : "true"
"{
'sType': '#{c[:type] || "string"}',
'bSortable':#{sortable},
'bSearchable':#{searchable}
#{",'sClass':'#{c[:class]}'" if c[:class]}
}"
end
}.join(",")
end
end