Open-ILS/web/js/ui/default/staff/cat/services/marcedit.js

   1 /**
   2  *  A MARC editor...
   3  */
   4
   5 angular.module('egMarcMod', ['egCoreMod', 'ui.bootstrap'])
   6
   7 .directive("egContextMenuItem", ['$timeout',function ($timeout) {
   8     return {
   9         restrict: 'E',
  10         replace: true,
  11         template: '<li><a ng-click="setContent(item.value,item.action)">{{item.label}}</a></li>',
  12         scope: { item: '=', content: '=' },
  13         controller: ['$scope','$element',
  14             function ($scope , $element) {
  15                 if (!$scope.item.label) $scope.item.label = $scope.item.value;
  16                 if ($scope.item.divider) {
  17                     $element.style.borderTop = 'solid 1px';
  18                 }
  19
  20                 $scope.setContent = function (v, a) {
  21                     var replace_with = v;
  22                     if (a) replace_with = a($scope,$element,$scope.item.value,$scope.$parent.$parent.content);
  23                     $timeout(function(){
  24                         $scope.$parent.$parent.$apply(function(){
  25                             $scope.$parent.$parent.content = replace_with
  26                         })
  27                     }, 0);
  28                     $($element).parent().css({display: 'none'});
  29                 }
  30             }
  31         ]
  32     }
  33 }])
  34
  35 .directive("egMarcEditEditable", ['$timeout', '$compile', '$document', function ($timeout, $compile, $document) {
  36     return {
  37         restrict: 'E',
  38         replace: true,
  39         template: '<input '+
  40                       'style="font-family: \'Lucida Console\', Monaco, monospace;" '+
  41                       'ng-model="content" '+
  42                       'size="{{content.length * 1.1}}" '+
  43                       'maxlength="{{max}}" '+
  44                       'class="" '+
  45                       'type="text" '+
  46                   '/>',
  47         scope: {
  48             field: '=',
  49             onKeydown: '=',
  50             subfield: '=',
  51             content: '=',
  52             contextItemContainer: '@',
  53             contextItemGenerator: '=',
  54             max: '@',
  55             itype: '@'
  56         },
  57         controller : ['$scope',
  58             function ( $scope ) {
  59
  60                 if ($scope.contextItemContainer && angular.isArray($scope.$parent[$scope.contextItemContainer]))
  61                     $scope.item_container = $scope.$parent[$scope.contextItemContainer];
  62                 else if ($scope.contextItemGenerator)
  63                     $scope.item_container = $scope.contextItemGenerator();
  64
  65                 $scope.showContext = function (event) {
  66                     if ($scope.context_menu_element) {
  67                         console.log('Reshowing context menu...');
  68                         $($scope.context_menu_element).css({ display: 'block', top: event.pageY, left: event.pageX });
  69                         $('body').on('click.context_menu',function() {
  70                             $($scope.context_menu_element).css('display','none');
  71                             $('body').off('click.context_menu');
  72                         });
  73                         return false;
  74                     }
  75
  76                     if (angular.isArray($scope.item_container)) { // we have a list of values or transforms
  77                         console.log('Showing context menu...');
  78
  79                         var tmpl =
  80                             '<ul class="dropdown-menu" role="menu">'+
  81                                 '<eg-context-menu-item ng-repeat="item in item_container" item="item" content="content"/>'+
  82                             '</ul>';
  83
  84                         var tnode = angular.element(tmpl);
  85                         $document.find('body').append(tnode);
  86
  87                         $(tnode).css({
  88                             display: 'block',
  89                             top: event.pageY,
  90                             left: event.pageX
  91                         });
  92
  93                         $scope.context_menu_element = tnode;
  94
  95                         $timeout(function() {
  96                             var e = $compile(tnode)($scope);
  97                         }, 0);
  98
  99
 100                         $('body').on('click.context_menu',function() {
 101                             $(tnode).css('display','none');
 102                             $('body').off('click.context_menu');
 103                         });
 104
 105                         return false;
 106                     }
 107
 108                     return true;
 109                 }
 110
 111             }
 112         ],
 113         link: function (scope, element, attrs) {
 114
 115             if (scope.onKeydown) element.bind('keydown', {scope : scope}, scope.onKeydown);
 116
 117             element.bind('change', function (e) { element.size = scope.max || parseInt(scope.content.length * 1.1) });
 118
 119             if (scope.item_container && scope.item_container.length)
 120                 element.bind('contextmenu', scope.showContext);
 121         }
 122     }
 123 }])
 124
 125 .directive("egMarcEditSubfield", function () {
 126     return {
 127         transclude: true,
 128         restrict: 'E',
 129         template: '<span>'+
 130                     '<span><label class="marcedit marcsfcodedelimiter"'+
 131                         'for="r{{field.record.subfield(\'901\',\'c\')[1]}}f{{field.position}}s{{subfield[2]}}code" '+
 132                         '>‡</label><eg-marc-edit-editable '+
 133                         'itype="sfc" '+
 134                         'class="marcedit marcsf marcsfcode" '+
 135                         'field="field" '+
 136                         'subfield="subfield" '+
 137                         'content="subfield[0]" '+
 138                         'max="1" '+
 139                         'on-keydown="onKeydown" '+
 140                         'context-item-generator="sf_code_options" '+
 141                         'id="r{{field.record.subfield(\'901\',\'c\')[1]}}f{{field.position}}s{{subfield[2]}}code" '+
 142                     '/></span>'+
 143                     '<span><eg-marc-edit-editable '+
 144                         'itype="sfv" '+
 145                         'class="marcedit marcsf marcsfvalue" '+
 146                         'field="field" '+
 147                         'subfield="subfield" '+
 148                         'content="subfield[1]" '+
 149                         'on-keydown="onKeydown" '+
 150                         'id="r{{field.record.subfield(\'901\',\'c\')[1]}}f{{field.position}}s{{subfield[2]}}value" '+
 151                     '/></span>'+
 152                   '</span>',
 153         scope: { field: "=", subfield: "=", onKeydown: '=' },
 154         replace: true,
 155         controller : ['$scope', 'egTagTable',
 156             function ( $scope ,  egTagTable) {
 157
 158                 $scope.sf_code_options = function () {
 159                     return egTagTable.getSubfieldCodes($scope.field.tag);
 160                 }
 161             }
 162         ]
 163     }
 164 })
 165
 166 .directive("egMarcEditInd", function () {
 167     return {
 168         transclude: true,
 169         restrict: 'E',
 170         template: '<span><eg-marc-edit-editable '+
 171                       'itype="ind" '+
 172                       'class="marcedit marcind" '+
 173                       'field="field" '+
 174                       'content="ind" '+
 175                       'max="1" '+
 176                       'on-keydown="onKeydown" '+
 177                       'context-item-generator="ind_val_options" '+
 178                       'id="r{{field.record.subfield(\'901\',\'c\')[1]}}f{{field.position}}i{{indNumber}}"'+
 179                       '/></span>',
 180         scope: { ind : '=', field: '=', onKeydown: '=', indNumber: '@' },
 181         replace: true,
 182         controller : ['$scope', 'egTagTable',
 183             function ( $scope ,  egTagTable) {
 184
 185                 $scope.ind_val_options = function () {
 186                     return egTagTable.getIndicatorValues($scope.field.tag, $scope.indNumber);
 187                 }
 188             }
 189         ]
 190     }
 191 })
 192
 193 .directive("egMarcEditTag", function () {
 194     return {
 195         transclude: true,
 196         restrict: 'E',
 197         template: '<span><eg-marc-edit-editable '+
 198                       'itype="tag" '+
 199                       'class="marcedit marctag" '+
 200                       'field="field" '+
 201                       'content="tag" '+
 202                       'max="3" '+
 203                       'on-keydown="onKeydown" '+
 204                       'context-item-generator="tag_options" '+
 205                       'id="r{{field.record.subfield(\'901\',\'c\')[1]}}f{{field.position}}tag"'+
 206                       '/></span>',
 207         scope: { tag : '=', field: '=', onKeydown: '=' },
 208         replace: true,
 209         controller : ['$scope', 'egTagTable',
 210             function ( $scope ,  egTagTable) {
 211
 212                 $scope.tag_options = function () {
 213                     return egTagTable.getFieldTags();
 214                 }
 215             }
 216         ]
 217     }
 218 })
 219
 220 .directive("egMarcEditDatafield", function () {
 221     return {
 222         transclude: true,
 223         restrict: 'E',
 224         template: '<div>'+
 225                     '<span><eg-marc-edit-tag field="field" tag="field.tag" on-keydown="onKeydown"/></span>'+
 226                     '<span><eg-marc-edit-ind field="field" ind="field.ind1" on-keydown="onKeydown" ind-number="1"/></span>'+
 227                     '<span><eg-marc-edit-ind field="field" ind="field.ind2" on-keydown="onKeydown" ind-number="2"/></span>'+
 228                     '<span><eg-marc-edit-subfield ng-repeat="subfield in field.subfields" subfield="subfield" field="field" on-keydown="onKeydown"/></span>'+
 229                   '</div>',
 230         scope: { field: "=", onKeydown: '=' },
 231         replace: true
 232     }
 233 })
 234
 235 .directive("egMarcEditControlfield", function () {
 236     return {
 237         transclude: true,
 238         restrict: 'E',
 239         template: '<div>'+
 240                     '<span><eg-marc-edit-tag field="field" tag="field.tag" on-keydown="onKeydown"/></span>'+
 241                     '<span><eg-marc-edit-editable '+
 242                       'itype="cfld" '+
 243                       'field="field" '+
 244                       'class="marcedit marcdata" '+
 245                       'content="field.data" '+
 246                       'on-keydown="onKeydown" '+
 247                       'id="r{{field.record.subfield(\'901\',\'c\')[1]}}f{{field.position}}data"'+
 248                       '/></span>'+
 249                   '</div>',
 250         scope: { field: "=", onKeydown: '=' }
 251     }
 252 })
 253
 254 .directive("egMarcEditLeader", function () {
 255     return {
 256         transclude: true,
 257         restrict: 'E',
 258         template: '<div>'+
 259                     '<span><eg-marc-edit-editable '+
 260                       'class="marcedit marctag" '+
 261                       'content="tag" '+
 262                       'on-keydown="onKeydown" '+
 263                       'id="leadertag" '+
 264                       'disabled="disabled"'+
 265                       '/></span>'+
 266                     '<span><eg-marc-edit-editable '+
 267                       'class="marcedit marcdata" '+
 268                       'itype="ldr" '+
 269                       'max="{{record.leader.length}}" '+
 270                       'content="record.leader" '+
 271                       'id="r{{record.subfield(\'901\',\'c\')[1]}}leaderdata" '+
 272                       'on-keydown="onKeydown"'+
 273                       '/></span>'+
 274                   '</div>',
 275         controller : ['$scope',
 276             function ( $scope ) {
 277                 $scope.tag = 'LDR';
 278             }
 279         ],
 280         scope: { record: "=", onKeydown: '=' }
 281     }
 282 })
 283
 284 /// TODO: fixed field editor and such
 285 .directive("egMarcEditRecord", function () {
 286     return {
 287         templateUrl : './cat/share/t_marcedit',
 288         restrict: 'E',
 289         replace: true,
 290         scope: {
 291             dirtyFlag : '=',
 292             recordId : '=',
 293             recordType : '@',
 294             maxUndo : '@'
 295         },
 296         link: function (scope, element, attrs) {
 297
 298             element.bind('click', function(e) {;
 299                 scope.current_event_target = $(e.target).attr('id');
 300                 if (scope.current_event_target) {
 301                     console.log('Recording click event on ' + scope.current_event_target);
 302                     scope.current_event_target_cursor_pos =
 303                         e.target.selectionDirection=='backward' ?
 304                             e.target.selectionStart :
 305                             e.target.selectionEnd;
 306                 }
 307             });
 308
 309         },
 310         controller : ['$timeout','$scope','egCore', 'egTagTable',
 311             function ( $timeout , $scope , egCore ,  egTagTable ) {
 312
 313                 $scope.bib_source = null;
 314                 $scope.record_type = $scope.recordType || 'bre';
 315                 $scope.max_undo = $scope.maxUndo || 100;
 316                 $scope.record_undo_stack = [];
 317                 $scope.record_redo_stack = [];
 318                 $scope.in_undo = false;
 319                 $scope.in_redo = false;
 320                 $scope.record = new MARC21.Record();
 321                 $scope.save_stack_depth = 0;
 322                 $scope.controlfields = [];
 323                 $scope.datafields = [];
 324
 325                 egTagTable.loadTagTable();
 326
 327                 $scope.onKeydown = function (event) {
 328                     var event_return = true;
 329
 330                     console.log(
 331                         'keydown: which='+event.which+
 332                         ', ctrlKey='+event.ctrlKey+
 333                         ', shiftKey='+event.shiftKey+
 334                         ', altKey='+event.altKey+
 335                         ', metaKey='+event.altKey
 336                     );
 337
 338                     if (event.which == 89 && event.ctrlKey) { // ctrl+y, redo
 339                         event_return = $scope.processRedo();
 340                     } else if (event.which == 90 && event.ctrlKey) { // ctrl+z, undo
 341                         event_return = $scope.processUndo();
 342                     } else if ((event.which == 68 || event.which == 73) && event.ctrlKey) { // ctrl+d or ctrl+i, insert subfield
 343
 344                         var element = $(event.target);
 345                         var new_sf, index_sf, move_data;
 346
 347                         if (element.hasClass('marcsfvalue')) {
 348                             index_sf = event.data.scope.subfield[2];
 349                             new_sf = index_sf + 1;
 350
 351                             var start = event.target.selectionStart;
 352                             var end = event.target.selectionEnd - event.target.selectionStart ?
 353                                     event.target.selectionEnd :
 354                                     event.target.value.length;
 355
 356                             move_data = event.target.value.substring(start,end);
 357
 358                         } else if (element.hasClass('marcsfcode')) {
 359                             index_sf = event.data.scope.subfield[2];
 360                             new_sf = index_sf + 1;
 361                         } else if (element.hasClass('marctag') || element.hasClass('marcind')) {
 362                             index_sf = 0;
 363                             new_sf = index_sf;
 364                         }
 365
 366                         $scope.current_event_target = 'r' + $scope.recordId +
 367                                                       'f' + event.data.scope.field.position +
 368                                                       's' + new_sf + 'code';
 369
 370                         event.data.scope.field.subfields.forEach(function(sf) {
 371                             if (sf[2] >= new_sf) sf[2]++;
 372                             if (sf[2] == index_sf) sf[1] = event.target.value.substring(0,start) + event.target.value.substring(end);
 373                         });
 374                         event.data.scope.field.subfields.splice(
 375                             new_sf,
 376                             0,
 377                             [' ', move_data, new_sf ]
 378                         );
 379
 380                         $scope.current_event_target_cursor_pos = 0;
 381                         $scope.current_event_target_cursor_pos_end = 1;
 382
 383                         $timeout(function(){$scope.$digest()}).then(setCaret);
 384
 385                         event_return = false;
 386
 387                     } else if (event.which == 117 && event.shiftKey) { // shift + F6, insert 006
 388                         event.data.scope.field.record.insertOrderedFields(
 389                             new MARC21.Field({
 390                                 tag : '006',
 391                                 data : '                                        '
 392                             })
 393                         );
 394
 395                         $scope.force_render = true;
 396                         $timeout(function(){$scope.$digest()}).then(setCaret);
 397
 398                         event_return = false;
 399
 400                     } else if (event.which == 118 && event.shiftKey) { // shift + F7, insert 007
 401                         event.data.scope.field.record.insertOrderedFields(
 402                             new MARC21.Field({
 403                                 tag : '007',
 404                                 data : '                                        '
 405                             })
 406                         );
 407
 408                         $scope.force_render = true;
 409                         $timeout(function(){$scope.$digest()}).then(setCaret);
 410
 411                         event_return = false;
 412
 413                     } else if (event.which == 119 && event.shiftKey) { // shift + F8, insert/replace 008
 414                         var new_008_data = event.data.scope.field.record.generate008();
 415
 416
 417                         var old_008s = event.data.scope.field.record.field('008',true);
 418                         old_008s.forEach(function(o) {
 419                             var domnode = $('#r'+o.record.subfield('901','c')[1] + 'f' + o.position);
 420                             domnode.scope().$destroy();
 421                             domnode.remove();
 422                             event.data.scope.field.record.deleteFields(o);
 423                         });
 424
 425                         event.data.scope.field.record.insertOrderedFields(
 426                             new MARC21.Field({
 427                                 tag : '008',
 428                                 data : new_008_data
 429                             })
 430                         );
 431
 432                         $scope.force_render = true;
 433                         $timeout(function(){$scope.$digest()}).then(setCaret);
 434
 435                         event_return = false;
 436
 437                     } else if (event.which == 13 && event.ctrlKey) { // ctrl+enter, insert datafield
 438
 439                         var element = $(event.target);
 440
 441                         var index_field = event.data.scope.field.position;
 442                         var new_field = index_field + 1;
 443
 444                         event.data.scope.field.record.insertFieldsAfter(
 445                             event.data.scope.field,
 446                             new MARC21.Field({
 447                                 tag : '999',
 448                                 subfields : [[' ','',0]]
 449                             })
 450                         );
 451
 452                         $scope.current_event_target = 'r' + $scope.recordId +
 453                                                       'f' + new_field + 'tag';
 454
 455                         $scope.current_event_target_cursor_pos = 0;
 456                         $scope.current_event_target_cursor_pos_end = 3;
 457                         $scope.force_render = true;
 458
 459                         $timeout(function(){$scope.$digest()}).then(setCaret);
 460
 461                         event_return = false;
 462
 463                     } else if (event.which == 46 && event.ctrlKey) { // ctrl+del, remove field
 464
 465                         var del_field = event.data.scope.field.position;
 466
 467                         var domnode = $('#r'+event.data.scope.field.record.subfield('901','c')[1] + 'f' + del_field);
 468
 469                         event.data.scope.field.record.deleteFields(
 470                             event.data.scope.field
 471                         );
 472
 473                         domnode.scope().$destroy();
 474                         domnode.remove();
 475
 476                         $scope.current_event_target = 'r' + $scope.recordId +
 477                                                       'f' + del_field + 'tag';
 478
 479                         $scope.current_event_target_cursor_pos = 0;
 480                         $scope.current_event_target_cursor_pos_end = 0
 481                         $scope.force_render = true;
 482
 483                         $timeout(function(){$scope.$digest()}).then(setCaret);
 484
 485                         event_return = false;
 486
 487                     } else if (event.which == 46 && event.shiftKey && $(event.target).hasClass('marcsf')) { // shift+del, remove subfield
 488
 489                         var sf = event.data.scope.subfield[2] - 1;
 490                         if (sf == -1) sf = 0;
 491
 492                         event.data.scope.field.deleteExactSubfields(
 493                             event.data.scope.subfield
 494                         );
 495
 496                         if (!event.data.scope.field.subfields[sf]) {
 497                             $scope.current_event_target = 'r' + $scope.recordId +
 498                                                           'f' + event.data.scope.field.position +
 499                                                           'tag';
 500                         } else {
 501                             $scope.current_event_target = 'r' + $scope.recordId +
 502                                                           'f' + event.data.scope.field.position +
 503                                                           's' + sf + 'value';
 504                         }
 505
 506                         $scope.current_event_target_cursor_pos = 0;
 507                         $scope.current_event_target_cursor_pos_end = 0;
 508                         $scope.force_render = true;
 509
 510                         $timeout(function(){$scope.$digest()}).then(setCaret);
 511
 512                         event_return = false;
 513
 514                     } else if (event.keyCode == 38) {
 515                         if (event.ctrlKey) { // copy the field up
 516                             var index_field = event.data.scope.field.position;
 517
 518                             var field_obj;
 519                             if (event.data.scope.field.isControlfield()) {
 520                                 field_obj = new MARC21.Field({
 521                                     tag : event.data.scope.field.tag,
 522                                     data : event.data.scope.field.data
 523                                 });
 524                             } else {
 525                                 var sf_clone = [];
 526                                 for (var i in event.data.scope.field.subfields) {
 527                                     sf_clone.push(event.data.scope.field.subfields[i].slice());
 528                                 }
 529                                 field_obj = new MARC21.Field({
 530                                     tag : event.data.scope.field.tag,
 531                                     ind1 : event.data.scope.field.ind1,
 532                                     ind2 : event.data.scope.field.ind2,
 533                                     subfields : sf_clone
 534                                 });
 535                             }
 536
 537
 538                             event.data.scope.field.record.insertFieldsBefore(
 539                                 event.data.scope.field,
 540                                 field_obj
 541                             );
 542
 543                             $scope.current_event_target = 'r' + $scope.recordId +
 544                                                           'f' + index_field + 'tag';
 545
 546                             $scope.current_event_target_cursor_pos = 0;
 547                             $scope.current_event_target_cursor_pos_end = 3;
 548                             $scope.force_render = true;
 549
 550                             $timeout(function(){$scope.$digest()}).then(setCaret);
 551
 552                         } else { // jump to prev field
 553                             if (event.data.scope.field.position > 0) {
 554                                 $timeout(function(){
 555                                     $scope.current_event_target_cursor_pos = 0;
 556                                     $scope.current_event_target_cursor_pos_end = 0;
 557                                     $scope.current_event_target = 'r' + $scope.recordId +
 558                                                                   'f' + (event.data.scope.field.position - 1) +
 559                                                                   'tag';
 560                                 }).then(setCaret);
 561                             }
 562                         }
 563
 564                         event_return = false;
 565
 566                     } else if (event.keyCode == 40) { // down arrow...
 567                         if (event.ctrlKey) { // copy the field down
 568
 569                             var index_field = event.data.scope.field.position;
 570                             var new_field = index_field + 1;
 571
 572                             var field_obj;
 573                             if (event.data.scope.field.isControlfield()) {
 574                                 field_obj = new MARC21.Field({
 575                                     tag : event.data.scope.field.tag,
 576                                     data : event.data.scope.field.data
 577                                 });
 578                             } else {
 579                                 var sf_clone = [];
 580                                 for (var i in event.data.scope.field.subfields) {
 581                                     sf_clone.push(event.data.scope.field.subfields[i].slice());
 582                                 }
 583                                 field_obj = new MARC21.Field({
 584                                     tag : event.data.scope.field.tag,
 585                                     ind1 : event.data.scope.field.ind1,
 586                                     ind2 : event.data.scope.field.ind2,
 587                                     subfields : sf_clone
 588                                 });
 589                             }
 590
 591                             event.data.scope.field.record.insertFieldsAfter(
 592                                 event.data.scope.field,
 593                                 field_obj
 594                             );
 595
 596                             $scope.current_event_target = 'r' + $scope.recordId +
 597                                                           'f' + new_field + 'tag';
 598
 599                             $scope.current_event_target_cursor_pos = 0;
 600                             $scope.current_event_target_cursor_pos_end = 3;
 601                             $scope.force_render = true;
 602
 603                             $timeout(function(){$scope.$digest()}).then(setCaret);
 604
 605                         } else { // jump to next field
 606                             if (event.data.scope.field.record.fields[event.data.scope.field.position + 1]) {
 607                                 $timeout(function(){
 608                                     $scope.current_event_target_cursor_pos = 0;
 609                                     $scope.current_event_target_cursor_pos_end = 0;
 610                                     $scope.current_event_target = 'r' + $scope.recordId +
 611                                                                   'f' + (event.data.scope.field.position + 1) +
 612                                                                   'tag';
 613                                 }).then(setCaret);
 614                             }
 615                         }
 616
 617                         event_return = false;
 618
 619                     } else { // Assumes only marc editor elements have IDs that can trigger this event handler.
 620                         $scope.current_event_target = $(event.target).attr('id');
 621                         if ($scope.current_event_target) {
 622                             $scope.current_event_target_cursor_pos =
 623                                 event.target.selectionDirection=='backward' ?
 624                                     event.target.selectionStart :
 625                                     event.target.selectionEnd;
 626                         }
 627                     }
 628
 629                     return event_return;
 630                 };
 631
 632                 function setCaret() {
 633                     if ($scope.current_event_target) {
 634                         console.log("Putting caret in " + $scope.current_event_target);
 635                         if (!$scope.current_event_target_cursor_pos_end)
 636                             $scope.current_event_target_cursor_pos_end = $scope.current_event_target_cursor_pos
 637
 638                         var element = $('#'+$scope.current_event_target).get(0);
 639                         if (element) {
 640                             element.focus();
 641                             if (element.setSelectionRange) {
 642                                 element.setSelectionRange(
 643                                     $scope.current_event_target_cursor_pos,
 644                                     $scope.current_event_target_cursor_pos_end
 645                                 );
 646                             }
 647                             $scope.current_event_cursor_pos_end = null;
 648                             $scope.current_event_target = null;
 649                         }
 650                     }
 651                 }
 652
 653                 function loadRecord() {
 654                     return egCore.pcrud.retrieve(
 655                         $scope.record_type, $scope.recordId
 656                     ).then(function(rec) {
 657                         $scope.in_redo = true;
 658                         $scope[$scope.record_type] = rec;
 659                         $scope.record = new MARC21.Record({ marcxml : $scope[$scope.record_type].marc() });
 660                         $scope.calculated_record_type = $scope.record.recordType();
 661                         $scope.controlfields = $scope.record.fields.filter(function(f){ return f.isControlfield() });
 662                         $scope.datafields = $scope.record.fields.filter(function(f){ return !f.isControlfield() });
 663                         $scope.save_stack_depth = $scope.record_undo_stack.length;
 664
 665                         if ($scope.record_type == 'bre') {
 666                             $scope.bib_source = $scope[$scope.record_type].source();
 667                         }
 668
 669                     }).then(setCaret);
 670                 }
 671
 672                 $scope.$watch('record.toBreaker()', function (newVal, oldVal) {
 673                     if (!$scope.in_undo && !$scope.in_redo && oldVal != newVal) {
 674                         $scope.record_undo_stack.push({
 675                             breaker: oldVal,
 676                             target: $scope.current_event_target,
 677                             pos: $scope.current_event_target_cursor_pos
 678                         });
 679
 680                         if ($scope.force_render) {
 681                             $scope.controlfields = $scope.record.fields.filter(function(f){ return f.isControlfield() });
 682                             $scope.datafields = $scope.record.fields.filter(function(f){ return !f.isControlfield() });
 683                             $scope.force_render = false;
 684                         }
 685
 686                     }
 687
 688                     if ($scope.record_undo_stack.length != $scope.save_stack_depth) {
 689                         console.log('should get a listener... does not');
 690                         $scope.dirtyFlag = true;
 691                     } else {
 692                         $scope.dirtyFlag = false;
 693                     }
 694
 695                     if ($scope.record_undo_stack.length > $scope.max_undo)
 696                         $scope.record_undo_stack.shift();
 697
 698                     console.log('undo stack is ' + $scope.record_undo_stack.length + ' deep');
 699                     $scope.in_redo = false;
 700                     $scope.in_undo = false;
 701                 });
 702
 703                 $scope.processUndo = function () {
 704                     if ($scope.record_undo_stack.length) {
 705                         $scope.in_undo = true;
 706
 707                         var undo_item = $scope.record_undo_stack.pop();
 708                         $scope.record_redo_stack.push(undo_item);
 709
 710                         $scope.record = new MARC21.Record({ marcbreaker : undo_item.breaker });
 711                         $scope.controlfields = $scope.record.fields.filter(function(f){ return f.isControlfield() });
 712                         $scope.datafields = $scope.record.fields.filter(function(f){ return !f.isControlfield() });
 713
 714                         $scope.current_event_target = undo_item.target;
 715                         $scope.current_event_target_cursor_pos = undo_item.pos;
 716                         console.log('Undo targeting ' + $scope.current_event_target + ' position ' + $scope.current_event_target_cursor_pos);
 717
 718                         $timeout(function(){$scope.$digest()}).then(setCaret);
 719                         return false;
 720                     }
 721
 722                     return true;
 723                 };
 724
 725                 $scope.processRedo = function () {
 726                     if ($scope.record_redo_stack.length) {
 727                         $scope.in_redo = true;
 728
 729                         var redo_item = $scope.record_redo_stack.pop();
 730                         $scope.record_undo_stack.push(redo_item);
 731
 732                         $scope.record = new MARC21.Record({ marcbreaker : redo_item.breaker });
 733                         $scope.controlfields = $scope.record.fields.filter(function(f){ return f.isControlfield() });
 734                         $scope.datafields = $scope.record.fields.filter(function(f){ return !f.isControlfield() });
 735
 736                         $scope.current_event_target = redo_item.target;
 737                         $scope.current_event_target_cursor_pos = redo_item.pos;
 738                         console.log('Redo targeting ' + $scope.current_event_target + ' position ' + $scope.current_event_target_cursor_pos);
 739
 740                         $timeout(function(){$scope.$digest()}).then(setCaret);
 741                         return false;
 742                     }
 743
 744                     return true;
 745                 };
 746
 747                 $scope.saveRecord = function () {
 748                     $scope.mangle_005();
 749                     $scope[$scope.record_type].marc($scope.record.toXmlString());
 750                     return egCore.pcrud.update(
 751                         $scope[$scope.record_type]
 752                     ).then(loadRecord);
 753                 };
 754
 755                 $scope.seeBreaker = function () {
 756                     alert($scope.record.toBreaker());
 757                 };
 758
 759                 $scope.$watch('recordId',
 760                     function(newVal, oldVal) {
 761                         if (newVal && newVal !== oldVal) {
 762                             loadRecord();
 763                         }
 764                     }
 765                 );
 766
 767                 if ($scope.recordId)
 768                     loadRecord();
 769
 770                 $scope.mangle_005 = function () {
 771                     var now = new Date();
 772                     var y = now.getUTCFullYear();
 773
 774                     var m = now.getUTCMonth() + 1;
 775                     if (m < 10) m = '0' + m;
 776
 777                     var d = now.getUTCDate();
 778                     if (d < 10) d = '0' + d;
 779
 780                     var H = now.getUTCHours();
 781                     if (H < 10) H = '0' + H;
 782
 783                     var M = now.getUTCMinutes();
 784                     if (M < 10) M = '0' + M;
 785
 786                     var S = now.getUTCSeconds();
 787                     if (S < 10) S = '0' + S;
 788
 789                     var stamp = '' + y + m + d + H + M + S + '.0';
 790                     var f = $scope.record.field('005',true)[0];
 791                     if (f) {
 792                         f.data = stamp;
 793                     } else {
 794                         $scope.record.insertOrderedFields(
 795                             new MARC21.Field({
 796                                 tag : '005',
 797                                 data: stamp
 798                             })
 799                         );
 800                     }
 801
 802                 }
 803
 804             }
 805         ]
 806     }
 807 })
 808
 809 .directive("egMarcEditBibsource", ['$timeout',function ($timeout) {
 810     return {
 811         restrict: 'E',
 812         replace: true,
 813         template: '<span class="nullable">'+
 814                     '<select class="form-control" ng-model="bib_source" ng-options="s.id() as s.source() for s in bib_sources">'+
 815                       '<option value="">Select a Source</option>'+
 816                     '</select>'+
 817                   '</span>',
 818         controller: ['$scope','egCore',
 819             function ($scope , egCore) {
 820
 821                 egCore.pcrud.retrieveAll('cbs', {}, {atomic : true})
 822                     .then(function(list) { $scope.bib_sources = list; });
 823
 824                 $scope.$watch('bib_source',
 825                     function(newVal, oldVal) {
 826                         if (newVal !== oldVal) {
 827                             $scope.bre.source(newVal);
 828                         }
 829                     }
 830                 );
 831
 832             }
 833         ]
 834     }
 835 }])
 836
 837 ;