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