js/CXGN/SelectionIndex.js

   1 jQuery(document).ready(function() {
   2
   3     jQuery(document)
   4         .on('show.bs.collapse', '.panel-collapse', function() {
   5             var $span = jQuery(this).parents('.panel').find('.panel-heading span.clickable');
   6             $span.find('i').removeClass('glyphicon-chevron-down').addClass('glyphicon-chevron-up');
   7         })
   8         .on('hide.bs.collapse', '.panel-collapse', function() {
   9             var $span = jQuery(this).parents('.panel').find('.panel-heading span.clickable');
  10             $span.find('i').removeClass('glyphicon-chevron-up').addClass('glyphicon-chevron-down');
  11         })
  12
  13     jQuery('#pagetitle_h3').append('&nbsp;<a id="selection_index_more_info" href="#"><span class="glyphicon glyphicon-info-sign"></span></a>');
  14
  15     jQuery('#select_trial_for_selection_index').change( // update selection index options when trial selection changes
  16         function() {
  17
  18             jQuery('#selection_index').html("");
  19             jQuery('#trait_table').html("");
  20             jQuery('#weighted_values_div').html("");
  21             jQuery('#raw_avgs_div').html("");
  22             jQuery('#sin_formula_list_select').val("");
  23             update_formula();
  24
  25             if (jQuery(this).val() == '') {
  26                 return;
  27             };
  28
  29             jQuery('#trait_table_label').html('Traits and coefficients for <a href="/breeders_toolbox/trial/'+jQuery(this).val()+'">'+jQuery('option:selected', this).text()+'</a>:')
  30
  31             var trial_id = jQuery(this).val();
  32             var trial_name = jQuery("option:selected", this).text();
  33
  34             var data = [
  35                 [jQuery(this).val()]
  36             ];
  37
  38             jQuery.ajax({ // get traits phenotyped in trial
  39                 url: '/ajax/breeder/search',
  40                 method: 'POST',
  41                 data: {
  42                     'categories': ['trials', 'traits'],
  43                     'data': data,
  44                     'querytypes': 0
  45                 },
  46                 beforeSend: function() {
  47                     disable_ui();
  48                 },
  49                 complete: function() {
  50                     enable_ui();
  51                 },
  52                 success: function(response) {
  53                     var list = response.list || 0;
  54                     if (!list) {
  55                       trait_html = '<option id="select_message" value="" title="No trait measurements found.">No trait measurements found for '+trial_name+'.</option>\n';
  56                       jQuery('#trait_list').html(trait_html);
  57                       return;
  58                     }
  59                     var trait_ids = [];
  60                     for (i = 0; i < list.length; i++) {
  61                         trait_ids.push(list[i][0]);
  62                     }
  63
  64                     var synonyms;
  65                     jQuery.ajax({ // get trait synonyms
  66                         url: '/ajax/cvterm/get_synonyms',
  67                         async: false,
  68                         method: 'POST',
  69                         data: {
  70                             'trait_ids': trait_ids
  71                         },
  72                         success: function(response) {
  73                             synonyms = response.synonyms;
  74                             //console.log("synonyms = " + JSON.stringify(synonyms));
  75                             trait_html = '<option id="select_message" value="" title="Select a trait">Select a trait</option>\n';
  76                             for (i = 0; i < list.length; i++) {
  77                                 var trait_id = list[i][0];
  78                                 var trait_name = list[i][1];
  79                                 var parts = trait_name.split("|");
  80                                 var synonym = synonyms[trait_id];
  81                             //    synonym_fixed = synonym.replace(/"/g, "");
  82                             //    var syn_parts = synonym_fixed.split(" ");
  83                               //  synonym_fixed = syn_parts[0];
  84                                 trait_html += '<option value="' + trait_id + '" data-synonym="' + synonym + '" data-list_name="' + trait_name + '" title="' + parts[0] + '">' + parts[0] + '</a>\n';
  85                             }
  86
  87                             jQuery('#trait_list').html(trait_html);
  88
  89                         },
  90                         error: function(response) {
  91                             alert("An error occurred while retrieving synonyms for traits with ids " + trait_ids);
  92                         }
  93                     });
  94                 },
  95                 error: function(response) {
  96                     alert("An error occurred while transforming the list " + list_id);
  97                 }
  98             });
  99
 100             jQuery.ajax({ // get plots phenotyped in trial
 101                 url: '/ajax/breeder/search',
 102                 method: 'POST',
 103                 data: {
 104                     'categories': ['trials', 'plots'],
 105                     'data': data,
 106                     'querytypes': 0
 107                 },
 108                 success: function(response) {
 109                     var plots = response.list || [];
 110                     //console.log("plots: " + JSON.stringify(plots));
 111                     var plot_ids = plots.map(function(val) {
 112                         return val[0]
 113                     });
 114                     //console.log("plot ids: " + JSON.stringify(plot_ids));
 115                     jQuery.ajax({
 116                         url: '/ajax/breeders/trial/' + data + '/controls_by_plot',
 117                         data: {
 118                             'plot_ids': plot_ids
 119                         },
 120                         success: function(response) {
 121                             //console.log('controls:' + JSON.stringify(response));
 122                             var accessions = response.accessions;
 123                             var accession_html;
 124                             if (response.accessions[0].length == 0) {
 125                                 accession_html = '<option value="" title="Select a control">No controls found</a>\n';
 126                             } else {
 127                                 accession_html = '<option value="" title="Select a control">Select a control</a>\n';
 128                                 for (i = 0; i < response.accessions[0].length; i++) {
 129                                     accession_html += '<option value="' + accessions[0][i].stock_id + '" title="' + response.accessions[0][i].stock_id + '">' + response.accessions[0][i].accession_name + '</a>\n';
 130                                 }
 131                             }
 132                             jQuery('#control_list').html(accession_html);
 133                             jQuery('#trait_list').focus();
 134                         },
 135                         error: function(response) {
 136                             jQuery('#control_list').html('<option value="" title="Select a control">Error retrieving trial controls</a>');
 137                         }
 138                     });
 139                 },
 140                 error: function(response) {
 141                     jQuery('#control_list').html('<option value="" title="Select a control">Error retrieving trial design</a>');
 142                 }
 143             });
 144         });
 145
 146     jQuery('#trait_list').change( // add selected trait to trait table
 147         function() {
 148             var trait_id = jQuery('option:selected', this).val();
 149             var coefficient_id = trait_id + '_coefficient';
 150             var control_id = trait_id + '_control';
 151             var trait_name = jQuery('option:selected', this).text();
 152             var trait_synonym = jQuery('option:selected', this).data("synonym");
 153             var list_name = jQuery('option:selected', this).data("list_name");
 154             var control_html = jQuery('#control_list').html();
 155             var trait_html = "<tr id='" + trait_id + "_row'><td><a href='/cvterm/" + trait_id + "/view' data-list_name='" + list_name + "' data-value='" + trait_id + "'>" + trait_name + "</a></td><td><p id='" + trait_id + "_synonym'>" + trait_synonym + "<p></td><td><input type='text' id='" + coefficient_id + "' class='form-control' placeholder='Default is 1'></input></td><td><select class='form-control' id='" + control_id + "'>" + control_html + "</select></td><td align='center'><a title='Remove' id='" + trait_id + "_remove' href='javascript:remove_trait(" + trait_id + ")'><span class='glyphicon glyphicon-remove'></span></a></td></tr>";
 156             jQuery('#trait_table').append(trait_html);
 157             jQuery('#select_message').text('Add another trait');
 158             jQuery('#select_message').attr('selected', true);
 159             update_formula();
 160             jQuery('#' + coefficient_id).focus();
 161             jQuery('#' + coefficient_id).change( //
 162                 function() {
 163                   if (isNaN(jQuery(this).val())) {
 164                     jQuery(this).val('');
 165                     document.getElementById('selection_index_error_message').innerHTML = "<center><li class='list-group-item list-group-item-danger'> Error.<br> Index coefficients must be a positive or negative number.</li></center>";
 166                     jQuery('#selection_index_error_dialog').modal("show");
 167                   }
 168                   else {
 169                     update_formula();
 170                     jQuery('#trait_list').focus();
 171                   }
 172                 });
 173             jQuery('#' + control_id).change(
 174                 function() {
 175                     update_formula();
 176                 });
 177             //jQuery('#calculate_rankings').removeClass('disabled');
 178         });
 179
 180     jQuery('#save_sin').click(function() {
 181       if (jQuery('#trait_table').children().length < 1) {
 182         document.getElementById('selection_index_error_message').innerHTML = "<center><li class='list-group-item list-group-item-danger'> Formula not saved.<br> At least one trait must be selected before saving a SIN formula.</li></center>";
 183         jQuery('#selection_index_error_dialog').modal("show");
 184         return;
 185       }
 186         var lo = new CXGN.List();
 187         var new_name = jQuery('#save_sin_name').val();
 188         console.log("Saving SIN formula to list named " + new_name);
 189         var selected_trait_rows = jQuery('#trait_table').children();
 190         var trait_ids = [],
 191             traits = [],
 192             coefficients = [],
 193             controls = [];
 194         jQuery(selected_trait_rows).each(function(index, selected_trait_rows) {
 195             var trait_id = jQuery('a', this).data("value");
 196             traits.push(jQuery('a', this).data("list_name"));
 197             coefficients.push(jQuery('#' + trait_id + '_coefficient').val() || 1); // default = 1
 198             var control_name;
 199             if (jQuery('#' + trait_id + '_control option:selected').val()) {
 200               control_name = jQuery('#' + trait_id + '_control option:selected').text();
 201             }
 202             else {
 203               control_name = '';
 204             }
 205             controls.push(control_name.trim());
 206         });
 207
 208         var data = "traits:" + traits.join();
 209         data += "\nnumbers:" + coefficients.join();
 210         data += "\naccessions:" + controls.join();
 211         console.log("Saving SIN formula to dataset: " + JSON.stringify(data));
 212
 213         list_id = lo.newList(new_name);
 214         if (list_id > 0) {
 215             var elementsAdded = lo.addToList(list_id, data);
 216             lo.setListType(list_id, 'dataset');
 217         }
 218         if (elementsAdded) {
 219             alert("Saved SIN formula with name " + new_name);
 220         }
 221
 222     });
 223
 224     jQuery('#selection_index_more_info').click(function() {
 225       jQuery('#selection_index_info_dialog').modal("show");
 226     });
 227
 228     jQuery('#selection_index_error_close_button').click(function() {
 229         document.getElementById('selection_index_error_message').innerHTML = "";
 230     });
 231
 232
 233     jQuery('#calculate_rankings').click(function() {
 234
 235       if (jQuery('#trait_table').children().length < 1) {
 236         document.getElementById('selection_index_error_message').innerHTML = "<center><li class='list-group-item list-group-item-danger'> Error.<br> A trial and at least one trait must be selected before calculating rankings.</li></center>";
 237         jQuery('#selection_index_error_dialog').modal("show");
 238         return;
 239       }
 240         jQuery('#raw_avgs_div').html("");
 241         jQuery('#weighted_values_div').html("");
 242         var trial_id = jQuery("#select_trial_for_selection_index option:selected").val();
 243         var selected_trait_rows = jQuery('#trait_table').children();
 244         var trait_ids = [],
 245             column_names = [],
 246             weighted_column_names = [],
 247             coefficients = [],
 248             controls = [];
 249
 250         var trial_name = jQuery('#select_trial_for_selection_index option:selected').text();
 251         column_names.push({
 252             title: "Accession"
 253         });
 254         weighted_column_names.push({
 255             title: "Accession"
 256         });
 257         jQuery(selected_trait_rows).each(function(index, selected_trait_rows) {
 258             var trait_id = jQuery('a', this).data("value");
 259             trait_ids.push(trait_id);
 260             var trait = jQuery('#' + trait_id + '_synonym').text()
 261             if (trait == 'None') {
 262               trait = jQuery('a', this).text();
 263             }
 264             var trait_term = trait; //= "mean "+trait;
 265             var coefficient = jQuery('#' + trait_id + '_coefficient').val() || 1; // default = 1
 266
 267
 268             coefficients.push(coefficient);
 269             var control = jQuery('#' + trait_id + '_control option:selected').val() || '';
 270             controls.push(control);
 271             if (control) {
 272                 trait_term += " as a fraction of " + jQuery('#' + trait_id + '_control option:selected').text();
 273             }
 274             column_names.push({
 275                 title: trait_term
 276             });
 277             weighted_column_names.push({
 278                 title: coefficient + " * (" + trait_term + ")"
 279             });
 280         });
 281         weighted_column_names.push({
 282             title: "SIN"
 283         }, {
 284             title: "SIN Rank"
 285         });
 286         var allow_missing = jQuery("#allow_missing").is(':checked');
 287
 288         console.log("trait_ids:" + trait_ids + "\ncoefficients:" + coefficients + "\ncontrols:" + controls);
 289
 290         jQuery.ajax({ // get raw averaged and weighted phenotypes from trial
 291             url: '/ajax/breeder/search/avg_phenotypes',
 292             method: 'POST',
 293             data: {
 294                 'trial_id': trial_id,
 295                 'trait_ids': trait_ids,
 296                 'coefficients': coefficients,
 297                 'controls': controls,
 298                 'allow_missing': allow_missing
 299             },
 300             success: function(response) {
 301                 if (response.error) {
 302                     alert(response.error);
 303                 }
 304                 var raw_avgs = response.raw_avg_values || [];
 305                 var weighted_values = response.weighted_values || [];
 306                 var trial_name = jQuery('#select_trial_for_selection_index option:selected').text();
 307                 build_table(raw_avgs, column_names, trial_name, 'raw_avgs_div');
 308                 build_table(weighted_values, weighted_column_names, trial_name, 'weighted_values_div');
 309             },
 310             error: function(response) {
 311                 alert("An error occurred while retrieving average phenotypes");
 312             }
 313         });
 314
 315     });
 316 });
 317
 318 function build_table(data, column_names, trial_name, target_div) {
 319
 320     var table_id = target_div.replace("div", "table");
 321     var table_type = target_div.replace("_div", "");
 322     var table_html = '<br><br><div class="table-responsive" style="margin-top: 10px;"><table id="' + table_id + '" class="table table-hover table-striped table-bordered" width="100%"><caption class="well well-sm" style="caption-side: bottom;margin-top: 10px;"><center> Table description: <i>' + table_type + ' for trial ' + trial_name + '.</i></center></caption></table></div>'
 323     if (table_type == 'weighted_values') {
 324         table_html += '<div class="col-sm-12 col-md-12 col-lg-12"><hr><label>Save top ranked accessions to a list: </label><br><br><div class="col-sm-3 col-md-3 col-lg-3" style="display: inline-block"><label>By number:</label>&nbsp;<select class="form-control" id="top_number"></select></div><div class="col-sm-3 col-md-3 col-lg-3" style="display: inline-block"><label>Or percent:</label>&nbsp;<select class="form-control" id="top_percent"></select></div><div class="col-sm-6 col-md-6 col-lg-6"><div style="text-align:right" id="ranking_to_list_menu"></div><div id="top_ranked_names" style="display: none;"></div></div><br><br><br><br><br></div>';
 325     }
 326
 327     jQuery('#' + target_div).html(table_html);
 328
 329     var export_message = 'Accession rankings calculated using a selection index at ' + window.location.href;
 330     var penultimate_column = column_names.length - 2;
 331
 332     jQuery('#' + table_id).DataTable({
 333         dom: 'Bfrtip',
 334         buttons: [ 'copy',
 335             {
 336                 extend: 'excelHtml5',
 337                 title: trial_name +'_rankings'
 338             },
 339             {
 340                 extend: 'csvHtml5',
 341                 title: trial_name +'_rankings'
 342             },
 343             {
 344                 extend: 'pdfHtml5',
 345                 title: trial_name +'_rankings',
 346                 message: export_message
 347             },
 348             {
 349                 extend: 'print',
 350                 message: export_message
 351             }
 352         ],
 353         data: data,
 354         destroy: true,
 355         paging: true,
 356         order: [
 357             [1, 'asc']
 358         ],
 359         lengthMenu: [
 360             [10, 25, 50, -1],
 361             [10, 25, 50, "All"]
 362         ],
 363         columns: column_names,
 364         order: [
 365             [penultimate_column, "desc"]
 366         ],
 367     });
 368
 369     if (table_type == 'weighted_values') {
 370
 371         var table = $('#weighted_values_table').DataTable();
 372         var name_links = table.column(0).data();
 373         jQuery("#top_number").append('<option value="">Select a number</option>');
 374         jQuery("#top_percent").append('<option value="">Select a percent</option>');
 375
 376         for (i = 1; i <= name_links.length; i++) {
 377             jQuery("#top_number").append('<option value=' + i + '>' + i + '</option>');
 378         }
 379         for (i = 1; i <= 100; i++) {
 380             jQuery("#top_percent").append('<option value=' + i + '>' + i + '%</option>');
 381         }
 382
 383         jQuery('select[id^="top_"]').change( // save top # or % of accession to add to lists
 384             function() {
 385                 var type = this.id.split("_").pop();
 386                 var number = jQuery('#top_' + type).val();
 387                 var names = [];
 388
 389                 if (type == 'number') {
 390                     jQuery("#top_percent").val(''); // reset other select
 391                     for (var i = 0; i < number; i++) { //extract names from anchor tags
 392                         names.push(name_links[i].match(/<a [^>]+>([^<]+)<\/a>/)[1] + '\n');
 393                     }
 394                     //console.log("retrieved top "+number+" names: "+names);
 395                 } else if (type == 'percent') {
 396                     jQuery("#top_number").val(''); // reset other select
 397                     var adjusted_number = Math.round((number / 100) * name_links.length);
 398                     for (var i = 0; i < adjusted_number; i++) { //extract names from anchor tags
 399                         names.push(name_links[i].match(/<a [^>]+>([^<]+)<\/a>/)[1] + '\n');
 400                     }
 401                     //console.log("retrieved top "+number+" percent of names: "+names);
 402                 }
 403                 jQuery('#top_ranked_names').html(names);
 404                 addToListMenu('ranking_to_list_menu', 'top_ranked_names', {
 405                     listType: 'accessions',
 406                 });
 407             });
 408
 409     }
 410 }
 411
 412 function load_sin() { // update traits and selection index when a saved sin formula is picked
 413
 414     if (!jQuery("#select_trial_for_selection_index option:selected").val()) {
 415       document.getElementById('selection_index_error_message').innerHTML = "<center><li class='list-group-item list-group-item-danger'> Error.<br> A trial must be selected before loading a SIN formula.</li></center>";
 416       jQuery('#selection_index_error_dialog').modal("show");
 417       return;
 418     }
 419
 420     //retrieve contents of list:
 421     var sin_list_id = jQuery('#sin_formula_list_select').val();
 422     if (!sin_list_id) {
 423         update_formula();
 424         return;
 425     }
 426     var lo = new CXGN.List();
 427     var list_data = lo.getListData(sin_list_id);
 428     var sin_data = list_data.elements;
 429
 430     var traits = [];
 431     var coefficients = [];
 432     var controls = [];
 433
 434     for (i = 0; i < sin_data.length; i++) {
 435         var array = sin_data[i];
 436         array.shift();
 437         var string = array.shift();
 438         var parts = string.split(/:(.+)/);
 439         var values = parts[1];
 440         switch (parts[0]) {
 441             case 'traits':
 442                 traits = values.split(",");
 443                 break;
 444             case 'numbers':
 445                 coefficients = values.split(",");
 446                 break;
 447             case 'accessions':
 448                 controls = values.split(",");
 449                 break;
 450         }
 451     }
 452
 453     var ids = lo.transform(sin_list_id, 'dataset_2_dataset_ids');
 454     var trait_ids = [];
 455     var control_ids = [];
 456
 457     for (i = 0; i < ids.length; i++) {
 458         var data = ids[i];
 459         var parts = data.split(/:(.+)/);
 460         var values = parts[1];
 461         switch (parts[0]) {
 462             case 'trait_ids':
 463                 trait_ids = values.split(",");
 464                 break;
 465             case 'accession_ids':
 466                 control_ids = values.split(",");
 467                 break;
 468         }
 469     }
 470
 471     jQuery('#selection_index').html("");
 472     jQuery('#trait_table').html("");
 473     var omitted_traits = [];
 474     var omitted_controls = [];
 475
 476     //add traits, coefficients, and controls to table
 477     for (i = 0; i < trait_ids.length; i++) {
 478         var trait_id = trait_ids[i];
 479         var control_id = control_ids[i];
 480         //console.log("building trait table with trait:" + trait_id + traits[i] + " and coefficient:" + coefficients[i] + " and control:" + control_id + controls[i]);
 481         var coefficient_input_id = trait_id + '_coefficient';
 482         var control_select_id = trait_id + '_control';
 483         var trait_name = jQuery('#trait_list option[value=' + trait_id + ']').text();
 484         if (!trait_name) {
 485             omitted_traits.push("<a href='/cvterm/" + trait_id + "/view' data-value='" + trait_id + "'>" + traits[i] + "</a>");
 486             continue;
 487         }
 488         var trait_synonym = jQuery('#trait_list option[value=' + trait_id + ']').data("synonym");
 489         var control_html = jQuery('#control_list').html();
 490         //console.log("control html"+control_html);
 491         var trait_html = "<tr id='" + trait_id + "_row'><td><a href='/cvterm/" + trait_id + "/view' data-value='" + trait_id + "'>" + trait_name + "</a></td><td><p id='" + trait_id + "_synonym'>" + trait_synonym + "<p></td><td><input type='text' id='" + coefficient_input_id + "' class='form-control' placeholder='Default is 1'></input></td><td><select class='form-control' id='" + control_select_id + "'>" + control_html + "</select></td><td align='center'><a title='Remove' id='" + trait_id + "_remove' href='javascript:remove_trait(" + trait_id + ")'><span class='glyphicon glyphicon-remove'></span></a></td></tr>";
 492
 493         jQuery('#trait_table').append(trait_html);
 494         jQuery('#' + coefficient_input_id).val(coefficients[i]);
 495         if (jQuery('#' + control_select_id).find('option[value="' + control_id + '"]').length) {
 496             jQuery('#' + control_select_id).val(control_id);
 497         } else if (control_id) {
 498             omitted_controls.push("<a href='/stock/" + control_id + "/view' data-value='" + control_id + "'>" + controls[i] + "</a>");
 499         }
 500     }
 501     jQuery('#select_message').text('Add another trait');
 502     jQuery('#select_message').attr('selected', true);
 503     update_formula();
 504
 505     if (omitted_traits.length > 0 && omitted_controls.length > 0) {
 506       document.getElementById('selection_index_error_message').innerHTML = "<center><li class='list-group-item list-group-item-danger'> The following parts of the saved SIN formula have been omitted because they were not found in this trial:</li></center><br><center><p>Traits: " + omitted_traits.join(", ") + "</p></center><br><center><p>Controls: " + omitted_controls.join(", ") + "</p></center>";
 507       jQuery('#selection_index_error_dialog').modal("show");
 508     }
 509     else if (omitted_traits.length > 0) {
 510       document.getElementById('selection_index_error_message').innerHTML = "<center><li class='list-group-item list-group-item-danger'> The following parts of the saved SIN formula have been omitted because they were not found in this trial:</li></center><br><center><p>Traits: " + omitted_traits.join(", ") + "</p></center>";
 511       jQuery('#selection_index_error_dialog').modal("show");
 512     }
 513     else if (omitted_controls.length > 0) {
 514       document.getElementById('selection_index_error_message').innerHTML = "<center><li class='list-group-item list-group-item-danger'> The following parts of the saved SIN formula have been omitted because they were not found in this trial:</li></center><br><center><p>Controls: " + omitted_controls.join(", ") + "</p></center>";
 515       jQuery('#selection_index_error_dialog').modal("show");
 516     }
 517
 518 }
 519
 520 function remove_trait(trait_id) {
 521     jQuery('#' + trait_id + '_row').remove();
 522     update_formula();
 523 }
 524
 525 function update_formula() {
 526     //console.log("updating formula....");
 527     var selected_trait_rows = jQuery('#trait_table').children();
 528     if (selected_trait_rows.length < 1) {
 529         jQuery('#ranking_formula').html("<center><i>Select a trial, then pick traits and coefficients (or load a saved formula).</i></center>");
 530         jQuery('#calculate_rankings').addClass('disabled');
 531         jQuery('#save_sin').addClass('disabled');
 532         return;
 533     }
 534     var formula = "<center><b>SIN = </b></center>";
 535     var term_number = 0;
 536     jQuery(selected_trait_rows).each(function(index, selected_trait_rows) {
 537         var trait_id = jQuery('a', this).data("value");
 538         var trait = jQuery('#' + trait_id + '_synonym').text()
 539         if (trait == 'None') {
 540           trait = jQuery('a', this).text();
 541         }
 542         var trait_term = trait; //= "mean "+trait;
 543         var coefficient = jQuery('#' + trait_id + '_coefficient').val() || 1; // default = 1
 544         if (jQuery('#' + trait_id + '_control option:selected').val()) { // if control selected for scaling
 545             trait_term += " as a fraction of " + jQuery('#' + trait_id + '_control option:selected').text();
 546         }
 547
 548         if (term_number == 0 || coefficient <= 0) {
 549             formula += "<center>" + coefficient + " * ( " + trait_term + ")</center>";
 550         } else {
 551             formula += "<center>+ " + coefficient + " * ( " + trait_term + ")</center>";
 552         }
 553         term_number++;
 554     });
 555     jQuery('#ranking_formula').html(formula);
 556     jQuery('#calculate_rankings').removeClass('disabled');
 557     jQuery('#save_sin').removeClass('disabled');
 558     return;
 559 }