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                         $('body').trigger('click');
  69                         $($scope.context_menu_element).css({ display: 'block', top: event.pageY, left: event.pageX });
  70                         $('body').on('click.context_menu',function() {
  71                             $($scope.context_menu_element).css('display','none');
  72                             $('body').off('click.context_menu');
  73                         });
  74                         return false;
  75                     }
  76
  77                     if (angular.isArray($scope.item_container)) { // we have a list of values or transforms
  78                         console.log('Showing context menu...');
  79                         $('body').trigger('click');
  80
  81                         var tmpl =
  82                             '<ul class="dropdown-menu" role="menu">'+
  83                                 '<eg-context-menu-item ng-repeat="item in item_container" item="item" content="content"/>'+
  84                             '</ul>';
  85
  86                         var tnode = angular.element(tmpl);
  87                         $document.find('body').append(tnode);
  88
  89                         $(tnode).css({
  90                             display: 'block',
  91                             top: event.pageY,
  92                             left: event.pageX
  93                         });
  94
  95                         $scope.context_menu_element = tnode;
  96
  97                         $timeout(function() {
  98                             var e = $compile(tnode)($scope);
  99                         }, 0);
 100
 101
 102                         $('body').on('click.context_menu',function() {
 103                             $(tnode).css('display','none');
 104                             $('body').off('click.context_menu');
 105                         });
 106
 107                         return false;
 108                     }
 109
 110                     return true;
 111                 }
 112
 113             }
 114         ],
 115         link: function (scope, element, attrs) {
 116
 117             if (scope.onKeydown) element.bind('keydown', {scope : scope}, scope.onKeydown);
 118
 119             element.bind('change', function (e) { element.size = scope.max || parseInt(scope.content.length * 1.1) });
 120
 121             if (scope.item_container && scope.item_container.length)
 122                 element.bind('contextmenu', scope.showContext);
 123         }
 124     }
 125 }])
 126
 127 .directive("egMarcEditFixedField", function () {
 128     return {
 129         transclude: true,
 130         restrict: 'E',
 131         template: '<div class="cols-md-2 text-right">'+
 132                     '<label name="{{fixedField}}" for="{{fixedField}}_ff_input">{{fixedField}}</label>'+
 133                     '<input type="text" size="4" id="{{fixedField}}_ff_input"/>'+
 134                   '</div>,
 135         scope: { record: "=", fixedField: "@" },
 136         replace: true,
 137         controller : ['$scope', '$element', 'egTagTable',
 138             function ( $scope ,  $element ,  egTagTable) {
 139                 $($element).children().css({ display : 'none' });
 140                 $scope.rtype = $scope.record.recordType();
 141                 $scope.me = null;
 142
 143                 egTagTable.fetchFFPosTable( $scope.rtype ).then(function (ff_list) {
 144                     ff_list.forEach( function (ff) {
 145                         if (!$scope.me && ff.tag != '006') { // we're going to ignore 006 for now...
 146                             if (ff.fixed_field == $scope.fixedField && ff.rec_type == $scope.rtype) {
 147                                 $($element).children().css({ display : 'block' });
 148                                 $scope.me = ff;
 149                             }
 150                         }
 151                     });
 152                 }).then(function () {
 153                     if ($scope.me) {
 154                         var input = $('#' + $scope.fixedField + '_ff_input');
 155                         input.attr('maxlength', $scope.me.length)
 156                         input.val($scope.record.getFixedField($scope.me.fixed_field);
 157                         input.on('keypress', function(e) {
 158                             $scope.record.setFixedField($scope.me.fixed_field, input.val());
 159                         });
 160                     }
 161                 });
 162
 163             }
 164         ]
 165     }
 166 })
 167
 168 .directive("egMarcEditSubfield", function () {
 169     return {
 170         transclude: true,
 171         restrict: 'E',
 172         template: '<span>'+
 173                     '<span><label class="marcedit marcsfcodedelimiter"'+
 174                         'for="r{{field.record.subfield(\'901\',\'c\')[1]}}f{{field.position}}s{{subfield[2]}}code" '+
 175                         '>‡</label><eg-marc-edit-editable '+
 176                         'itype="sfc" '+
 177                         'class="marcedit marcsf marcsfcode" '+
 178                         'field="field" '+
 179                         'subfield="subfield" '+
 180                         'content="subfield[0]" '+
 181                         'max="1" '+
 182                         'on-keydown="onKeydown" '+
 183                         'context-item-generator="sf_code_options" '+
 184                         'id="r{{field.record.subfield(\'901\',\'c\')[1]}}f{{field.position}}s{{subfield[2]}}code" '+
 185                     '/></span>'+
 186                     '<span><eg-marc-edit-editable '+
 187                         'itype="sfv" '+
 188                         'class="marcedit marcsf marcsfvalue" '+
 189                         'field="field" '+
 190                         'subfield="subfield" '+
 191                         'content="subfield[1]" '+
 192                         'on-keydown="onKeydown" '+
 193                         'id="r{{field.record.subfield(\'901\',\'c\')[1]}}f{{field.position}}s{{subfield[2]}}value" '+
 194                     '/></span>'+
 195                   '</span>',
 196         scope: { field: "=", subfield: "=", onKeydown: '=' },
 197         replace: true,
 198         controller : ['$scope', 'egTagTable',
 199             function ( $scope ,  egTagTable) {
 200
 201                 $scope.sf_code_options = function () {
 202                     return egTagTable.getSubfieldCodes($scope.field.tag);
 203                 }
 204             }
 205         ]
 206     }
 207 })
 208
 209 .directive("egMarcEditInd", function () {
 210     return {
 211         transclude: true,
 212         restrict: 'E',
 213         template: '<span><eg-marc-edit-editable '+
 214                       'itype="ind" '+
 215                       'class="marcedit marcind" '+
 216                       'field="field" '+
 217                       'content="ind" '+
 218                       'max="1" '+
 219                       'on-keydown="onKeydown" '+
 220                       'context-item-generator="ind_val_options" '+
 221                       'id="r{{field.record.subfield(\'901\',\'c\')[1]}}f{{field.position}}i{{indNumber}}"'+
 222                       '/></span>',
 223         scope: { ind : '=', field: '=', onKeydown: '=', indNumber: '@' },
 224         replace: true,
 225         controller : ['$scope', 'egTagTable',
 226             function ( $scope ,  egTagTable) {
 227
 228                 $scope.ind_val_options = function () {
 229                     return egTagTable.getIndicatorValues($scope.field.tag, $scope.indNumber);
 230                 }
 231             }
 232         ]
 233     }
 234 })
 235
 236 .directive("egMarcEditTag", function () {
 237     return {
 238         transclude: true,
 239         restrict: 'E',
 240         template: '<span><eg-marc-edit-editable '+
 241                       'itype="tag" '+
 242                       'class="marcedit marctag" '+
 243                       'field="field" '+
 244                       'content="tag" '+
 245                       'max="3" '+
 246                       'on-keydown="onKeydown" '+
 247                       'context-item-generator="tag_options" '+
 248                       'id="r{{field.record.subfield(\'901\',\'c\')[1]}}f{{field.position}}tag"'+
 249                       '/></span>',
 250         scope: { tag : '=', field: '=', onKeydown: '=' },
 251         replace: true,
 252         controller : ['$scope', 'egTagTable',
 253             function ( $scope ,  egTagTable) {
 254
 255                 $scope.tag_options = function () {
 256                     return egTagTable.getFieldTags();
 257                 }
 258             }
 259         ]
 260     }
 261 })
 262
 263 .directive("egMarcEditDatafield", function () {
 264     return {
 265         transclude: true,
 266         restrict: 'E',
 267         template: '<div>'+
 268                     '<span><eg-marc-edit-tag field="field" tag="field.tag" on-keydown="onKeydown"/></span>'+
 269                     '<span><eg-marc-edit-ind field="field" ind="field.ind1" on-keydown="onKeydown" ind-number="1"/></span>'+
 270                     '<span><eg-marc-edit-ind field="field" ind="field.ind2" on-keydown="onKeydown" ind-number="2"/></span>'+
 271                     '<span><eg-marc-edit-subfield ng-repeat="subfield in field.subfields" subfield="subfield" field="field" on-keydown="onKeydown"/></span>'+
 272                   '</div>',
 273         scope: { field: "=", onKeydown: '=' },
 274         replace: true
 275     }
 276 })
 277
 278 .directive("egMarcEditControlfield", function () {
 279     return {
 280         transclude: true,
 281         restrict: 'E',
 282         template: '<div>'+
 283                     '<span><eg-marc-edit-tag field="field" tag="field.tag" on-keydown="onKeydown"/></span>'+
 284                     '<span><eg-marc-edit-editable '+
 285                       'itype="cfld" '+
 286                       'field="field" '+
 287                       'class="marcedit marcdata" '+
 288                       'content="field.data" '+
 289                       'on-keydown="onKeydown" '+
 290                       'id="r{{field.record.subfield(\'901\',\'c\')[1]}}f{{field.position}}data"'+
 291                       '/></span>'+
 292                   '</div>',
 293         scope: { field: "=", onKeydown: '=' }
 294     }
 295 })
 296
 297 .directive("egMarcEditLeader", function () {
 298     return {
 299         transclude: true,
 300         restrict: 'E',
 301         template: '<div>'+
 302                     '<span><eg-marc-edit-editable '+
 303                       'class="marcedit marctag" '+
 304                       'content="tag" '+
 305                       'on-keydown="onKeydown" '+
 306                       'id="leadertag" '+
 307                       'disabled="disabled"'+
 308                       '/></span>'+
 309                     '<span><eg-marc-edit-editable '+
 310                       'class="marcedit marcdata" '+
 311                       'itype="ldr" '+
 312                       'max="{{record.leader.length}}" '+
 313                       'content="record.leader" '+
 314                       'id="r{{record.subfield(\'901\',\'c\')[1]}}leaderdata" '+
 315                       'on-keydown="onKeydown"'+
 316                       '/></span>'+
 317                   '</div>',
 318         controller : ['$scope',
 319             function ( $scope ) {
 320                 $scope.tag = 'LDR';
 321             }
 322         ],
 323         scope: { record: "=", onKeydown: '=' }
 324     }
 325 })
 326
 327 /// TODO: fixed field editor and such
 328 .directive("egMarcEditRecord", function () {
 329     return {
 330         templateUrl : './cat/share/t_marcedit',
 331         restrict: 'E',
 332         replace: true,
 333         scope: {
 334             dirtyFlag : '=',
 335             recordId : '=',
 336             recordType : '@',
 337             maxUndo : '@'
 338         },
 339         link: function (scope, element, attrs) {
 340
 341             element.bind('click', function(e) {;
 342                 scope.current_event_target = $(e.target).attr('id');
 343                 if (scope.current_event_target) {
 344                     console.log('Recording click event on ' + scope.current_event_target);
 345                     scope.current_event_target_cursor_pos =
 346                         e.target.selectionDirection=='backward' ?
 347                             e.target.selectionStart :
 348                             e.target.selectionEnd;
 349                 }
 350             });
 351
 352         },
 353         controller : ['$timeout','$scope','egCore', 'egTagTable',
 354             function ( $timeout , $scope , egCore ,  egTagTable ) {
 355
 356                 $scope.bib_source = null;
 357                 $scope.record_type = $scope.recordType || 'bre';
 358                 $scope.max_undo = $scope.maxUndo || 100;
 359                 $scope.record_undo_stack = [];
 360                 $scope.record_redo_stack = [];
 361                 $scope.in_undo = false;
 362                 $scope.in_redo = false;
 363                 $scope.record = new MARC21.Record();
 364                 $scope.save_stack_depth = 0;
 365                 $scope.controlfields = [];
 366                 $scope.datafields = [];
 367
 368                 egTagTable.loadTagTable();
 369
 370                 $scope.onKeydown = function (event) {
 371                     var event_return = true;
 372
 373                     console.log(
 374                         'keydown: which='+event.which+
 375                         ', ctrlKey='+event.ctrlKey+
 376                         ', shiftKey='+event.shiftKey+
 377                         ', altKey='+event.altKey+
 378                         ', metaKey='+event.altKey
 379                     );
 380
 381                     if (event.which == 89 && event.ctrlKey) { // ctrl+y, redo
 382                         event_return = $scope.processRedo();
 383                     } else if (event.which == 90 && event.ctrlKey) { // ctrl+z, undo
 384                         event_return = $scope.processUndo();
 385                     } else if ((event.which == 68 || event.which == 73) && event.ctrlKey) { // ctrl+d or ctrl+i, insert subfield
 386
 387                         var element = $(event.target);
 388                         var new_sf, index_sf, move_data;
 389
 390                         if (element.hasClass('marcsfvalue')) {
 391                             index_sf = event.data.scope.subfield[2];
 392                             new_sf = index_sf + 1;
 393
 394                             var start = event.target.selectionStart;
 395                             var end = event.target.selectionEnd - event.target.selectionStart ?
 396                                     event.target.selectionEnd :
 397                                     event.target.value.length;
 398
 399                             move_data = event.target.value.substring(start,end);
 400
 401                         } else if (element.hasClass('marcsfcode')) {
 402                             index_sf = event.data.scope.subfield[2];
 403                             new_sf = index_sf + 1;
 404                         } else if (element.hasClass('marctag') || element.hasClass('marcind')) {
 405                             index_sf = 0;
 406                             new_sf = index_sf;
 407                         }
 408
 409                         $scope.current_event_target = 'r' + $scope.recordId +
 410                                                       'f' + event.data.scope.field.position +
 411                                                       's' + new_sf + 'code';
 412
 413                         event.data.scope.field.subfields.forEach(function(sf) {
 414                             if (sf[2] >= new_sf) sf[2]++;
 415                             if (sf[2] == index_sf) sf[1] = event.target.value.substring(0,start) + event.target.value.substring(end);
 416                         });
 417                         event.data.scope.field.subfields.splice(
 418                             new_sf,
 419                             0,
 420                             [' ', move_data, new_sf ]
 421                         );
 422
 423                         $scope.current_event_target_cursor_pos = 0;
 424                         $scope.current_event_target_cursor_pos_end = 1;
 425
 426                         $timeout(function(){$scope.$digest()}).then(setCaret);
 427
 428                         event_return = false;
 429
 430                     } else if (event.which == 117 && event.shiftKey) { // shift + F6, insert 006
 431                         event.data.scope.field.record.insertOrderedFields(
 432                             new MARC21.Field({
 433                                 tag : '006',
 434                                 data : '                                        '
 435                             })
 436                         );
 437
 438                         $scope.force_render = true;
 439                         $timeout(function(){$scope.$digest()}).then(setCaret);
 440
 441                         event_return = false;
 442
 443                     } else if (event.which == 118 && event.shiftKey) { // shift + F7, insert 007
 444                         event.data.scope.field.record.insertOrderedFields(
 445                             new MARC21.Field({
 446                                 tag : '007',
 447                                 data : '                                        '
 448                             })
 449                         );
 450
 451                         $scope.force_render = true;
 452                         $timeout(function(){$scope.$digest()}).then(setCaret);
 453
 454                         event_return = false;
 455
 456                     } else if (event.which == 119 && event.shiftKey) { // shift + F8, insert/replace 008
 457                         var new_008_data = event.data.scope.field.record.generate008();
 458
 459
 460                         var old_008s = event.data.scope.field.record.field('008',true);
 461                         old_008s.forEach(function(o) {
 462                             var domnode = $('#r'+o.record.subfield('901','c')[1] + 'f' + o.position);
 463                             domnode.scope().$destroy();
 464                             domnode.remove();
 465                             event.data.scope.field.record.deleteFields(o);
 466                         });
 467
 468                         event.data.scope.field.record.insertOrderedFields(
 469                             new MARC21.Field({
 470                                 tag : '008',
 471                                 data : new_008_data
 472                             })
 473                         );
 474
 475                         $scope.force_render = true;
 476                         $timeout(function(){$scope.$digest()}).then(setCaret);
 477
 478                         event_return = false;
 479
 480                     } else if (event.which == 13 && event.ctrlKey) { // ctrl+enter, insert datafield
 481
 482                         var element = $(event.target);
 483
 484                         var index_field = event.data.scope.field.position;
 485                         var new_field = index_field + 1;
 486
 487                         event.data.scope.field.record.insertFieldsAfter(
 488                             event.data.scope.field,
 489                             new MARC21.Field({
 490                                 tag : '999',
 491                                 subfields : [[' ','',0]]
 492                             })
 493                         );
 494
 495                         $scope.current_event_target = 'r' + $scope.recordId +
 496                                                       'f' + new_field + 'tag';
 497
 498                         $scope.current_event_target_cursor_pos = 0;
 499                         $scope.current_event_target_cursor_pos_end = 3;
 500                         $scope.force_render = true;
 501
 502                         $timeout(function(){$scope.$digest()}).then(setCaret);
 503
 504                         event_return = false;
 505
 506                     } else if (event.which == 46 && event.ctrlKey) { // ctrl+del, remove field
 507
 508                         var del_field = event.data.scope.field.position;
 509
 510                         var domnode = $('#r'+event.data.scope.field.record.subfield('901','c')[1] + 'f' + del_field);
 511
 512                         event.data.scope.field.record.deleteFields(
 513                             event.data.scope.field
 514                         );
 515
 516                         domnode.scope().$destroy();
 517                         domnode.remove();
 518
 519                         $scope.current_event_target = 'r' + $scope.recordId +
 520                                                       'f' + del_field + 'tag';
 521
 522                         $scope.current_event_target_cursor_pos = 0;
 523                         $scope.current_event_target_cursor_pos_end = 0
 524                         $scope.force_render = true;
 525
 526                         $timeout(function(){$scope.$digest()}).then(setCaret);
 527
 528                         event_return = false;
 529
 530                     } else if (event.which == 46 && event.shiftKey && $(event.target).hasClass('marcsf')) { // shift+del, remove subfield
 531
 532                         var sf = event.data.scope.subfield[2] - 1;
 533                         if (sf == -1) sf = 0;
 534
 535                         event.data.scope.field.deleteExactSubfields(
 536                             event.data.scope.subfield
 537                         );
 538
 539                         if (!event.data.scope.field.subfields[sf]) {
 540                             $scope.current_event_target = 'r' + $scope.recordId +
 541                                                           'f' + event.data.scope.field.position +
 542                                                           'tag';
 543                         } else {
 544                             $scope.current_event_target = 'r' + $scope.recordId +
 545                                                           'f' + event.data.scope.field.position +
 546                                                           's' + sf + 'value';
 547                         }
 548
 549                         $scope.current_event_target_cursor_pos = 0;
 550                         $scope.current_event_target_cursor_pos_end = 0;
 551                         $scope.force_render = true;
 552
 553                         $timeout(function(){$scope.$digest()}).then(setCaret);
 554
 555                         event_return = false;
 556
 557                     } else if (event.keyCode == 38) {
 558                         if (event.ctrlKey) { // copy the field up
 559                             var index_field = event.data.scope.field.position;
 560
 561                             var field_obj;
 562                             if (event.data.scope.field.isControlfield()) {
 563                                 field_obj = new MARC21.Field({
 564                                     tag : event.data.scope.field.tag,
 565                                     data : event.data.scope.field.data
 566                                 });
 567                             } else {
 568                                 var sf_clone = [];
 569                                 for (var i in event.data.scope.field.subfields) {
 570                                     sf_clone.push(event.data.scope.field.subfields[i].slice());
 571                                 }
 572                                 field_obj = new MARC21.Field({
 573                                     tag : event.data.scope.field.tag,
 574                                     ind1 : event.data.scope.field.ind1,
 575                                     ind2 : event.data.scope.field.ind2,
 576                                     subfields : sf_clone
 577                                 });
 578                             }
 579
 580
 581                             event.data.scope.field.record.insertFieldsBefore(
 582                                 event.data.scope.field,
 583                                 field_obj
 584                             );
 585
 586                             $scope.current_event_target = 'r' + $scope.recordId +
 587                                                           'f' + index_field + 'tag';
 588
 589                             $scope.current_event_target_cursor_pos = 0;
 590                             $scope.current_event_target_cursor_pos_end = 3;
 591                             $scope.force_render = true;
 592
 593                             $timeout(function(){$scope.$digest()}).then(setCaret);
 594
 595                         } else { // jump to prev field
 596                             if (event.data.scope.field.position > 0) {
 597                                 $timeout(function(){
 598                                     $scope.current_event_target_cursor_pos = 0;
 599                                     $scope.current_event_target_cursor_pos_end = 0;
 600                                     $scope.current_event_target = 'r' + $scope.recordId +
 601                                                                   'f' + (event.data.scope.field.position - 1) +
 602                                                                   'tag';
 603                                 }).then(setCaret);
 604                             }
 605                         }
 606
 607                         event_return = false;
 608
 609                     } else if (event.keyCode == 40) { // down arrow...
 610                         if (event.ctrlKey) { // copy the field down
 611
 612                             var index_field = event.data.scope.field.position;
 613                             var new_field = index_field + 1;
 614
 615                             var field_obj;
 616                             if (event.data.scope.field.isControlfield()) {
 617                                 field_obj = new MARC21.Field({
 618                                     tag : event.data.scope.field.tag,
 619                                     data : event.data.scope.field.data
 620                                 });
 621                             } else {
 622                                 var sf_clone = [];
 623                                 for (var i in event.data.scope.field.subfields) {
 624                                     sf_clone.push(event.data.scope.field.subfields[i].slice());
 625                                 }
 626                                 field_obj = new MARC21.Field({
 627                                     tag : event.data.scope.field.tag,
 628                                     ind1 : event.data.scope.field.ind1,
 629                                     ind2 : event.data.scope.field.ind2,
 630                                     subfields : sf_clone
 631                                 });
 632                             }
 633
 634                             event.data.scope.field.record.insertFieldsAfter(
 635                                 event.data.scope.field,
 636                                 field_obj
 637                             );
 638
 639                             $scope.current_event_target = 'r' + $scope.recordId +
 640                                                           'f' + new_field + 'tag';
 641
 642                             $scope.current_event_target_cursor_pos = 0;
 643                             $scope.current_event_target_cursor_pos_end = 3;
 644                             $scope.force_render = true;
 645
 646                             $timeout(function(){$scope.$digest()}).then(setCaret);
 647
 648                         } else { // jump to next field
 649                             if (event.data.scope.field.record.fields[event.data.scope.field.position + 1]) {
 650                                 $timeout(function(){
 651                                     $scope.current_event_target_cursor_pos = 0;
 652                                     $scope.current_event_target_cursor_pos_end = 0;
 653                                     $scope.current_event_target = 'r' + $scope.recordId +
 654                                                                   'f' + (event.data.scope.field.position + 1) +
 655                                                                   'tag';
 656                                 }).then(setCaret);
 657                             }
 658                         }
 659
 660                         event_return = false;
 661
 662                     } else { // Assumes only marc editor elements have IDs that can trigger this event handler.
 663                         $scope.current_event_target = $(event.target).attr('id');
 664                         if ($scope.current_event_target) {
 665                             $scope.current_event_target_cursor_pos =
 666                                 event.target.selectionDirection=='backward' ?
 667                                     event.target.selectionStart :
 668                                     event.target.selectionEnd;
 669                         }
 670                     }
 671
 672                     return event_return;
 673                 };
 674
 675                 function setCaret() {
 676                     if ($scope.current_event_target) {
 677                         console.log("Putting caret in " + $scope.current_event_target);
 678                         if (!$scope.current_event_target_cursor_pos_end)
 679                             $scope.current_event_target_cursor_pos_end = $scope.current_event_target_cursor_pos
 680
 681                         var element = $('#'+$scope.current_event_target).get(0);
 682                         if (element) {
 683                             element.focus();
 684                             if (element.setSelectionRange) {
 685                                 element.setSelectionRange(
 686                                     $scope.current_event_target_cursor_pos,
 687                                     $scope.current_event_target_cursor_pos_end
 688                                 );
 689                             }
 690                             $scope.current_event_cursor_pos_end = null;
 691                             $scope.current_event_target = null;
 692                         }
 693                     }
 694                 }
 695
 696                 function loadRecord() {
 697                     return egCore.pcrud.retrieve(
 698                         $scope.record_type, $scope.recordId
 699                     ).then(function(rec) {
 700                         $scope.in_redo = true;
 701                         $scope[$scope.record_type] = rec;
 702                         $scope.record = new MARC21.Record({ marcxml : $scope[$scope.record_type].marc() });
 703                         $scope.calculated_record_type = $scope.record.recordType();
 704                         $scope.controlfields = $scope.record.fields.filter(function(f){ return f.isControlfield() });
 705                         $scope.datafields = $scope.record.fields.filter(function(f){ return !f.isControlfield() });
 706                         $scope.save_stack_depth = $scope.record_undo_stack.length;
 707
 708                         if ($scope.record_type == 'bre') {
 709                             $scope.bib_source = $scope[$scope.record_type].source();
 710                         }
 711
 712                     }).then(function(){
 713                         return egTagTable.fetchFFPosTable($scope.calculated_record_type)
 714                     }).then(setCaret);
 715                 }
 716
 717                 $scope.$watch('record.toBreaker()', function (newVal, oldVal) {
 718                     if (!$scope.in_undo && !$scope.in_redo && oldVal != newVal) {
 719                         $scope.record_undo_stack.push({
 720                             breaker: oldVal,
 721                             target: $scope.current_event_target,
 722                             pos: $scope.current_event_target_cursor_pos
 723                         });
 724
 725                         if ($scope.force_render) {
 726                             $scope.controlfields = $scope.record.fields.filter(function(f){ return f.isControlfield() });
 727                             $scope.datafields = $scope.record.fields.filter(function(f){ return !f.isControlfield() });
 728                             $scope.force_render = false;
 729                         }
 730
 731                     }
 732
 733                     if ($scope.record_undo_stack.length != $scope.save_stack_depth) {
 734                         console.log('should get a listener... does not');
 735                         $scope.dirtyFlag = true;
 736                     } else {
 737                         $scope.dirtyFlag = false;
 738                     }
 739
 740                     if ($scope.record_undo_stack.length > $scope.max_undo)
 741                         $scope.record_undo_stack.shift();
 742
 743                     console.log('undo stack is ' + $scope.record_undo_stack.length + ' deep');
 744                     $scope.in_redo = false;
 745                     $scope.in_undo = false;
 746                 });
 747
 748                 $scope.processUndo = function () {
 749                     if ($scope.record_undo_stack.length) {
 750                         $scope.in_undo = true;
 751
 752                         var undo_item = $scope.record_undo_stack.pop();
 753                         $scope.record_redo_stack.push(undo_item);
 754
 755                         $scope.record = new MARC21.Record({ marcbreaker : undo_item.breaker });
 756                         $scope.controlfields = $scope.record.fields.filter(function(f){ return f.isControlfield() });
 757                         $scope.datafields = $scope.record.fields.filter(function(f){ return !f.isControlfield() });
 758
 759                         $scope.current_event_target = undo_item.target;
 760                         $scope.current_event_target_cursor_pos = undo_item.pos;
 761                         console.log('Undo targeting ' + $scope.current_event_target + ' position ' + $scope.current_event_target_cursor_pos);
 762
 763                         $timeout(function(){$scope.$digest()}).then(setCaret);
 764                         return false;
 765                     }
 766
 767                     return true;
 768                 };
 769
 770                 $scope.processRedo = function () {
 771                     if ($scope.record_redo_stack.length) {
 772                         $scope.in_redo = true;
 773
 774                         var redo_item = $scope.record_redo_stack.pop();
 775                         $scope.record_undo_stack.push(redo_item);
 776
 777                         $scope.record = new MARC21.Record({ marcbreaker : redo_item.breaker });
 778                         $scope.controlfields = $scope.record.fields.filter(function(f){ return f.isControlfield() });
 779                         $scope.datafields = $scope.record.fields.filter(function(f){ return !f.isControlfield() });
 780
 781                         $scope.current_event_target = redo_item.target;
 782                         $scope.current_event_target_cursor_pos = redo_item.pos;
 783                         console.log('Redo targeting ' + $scope.current_event_target + ' position ' + $scope.current_event_target_cursor_pos);
 784
 785                         $timeout(function(){$scope.$digest()}).then(setCaret);
 786                         return false;
 787                     }
 788
 789                     return true;
 790                 };
 791
 792                 $scope.saveRecord = function () {
 793                     $scope.mangle_005();
 794                     $scope[$scope.record_type].marc($scope.record.toXmlString());
 795                     return egCore.pcrud.update(
 796                         $scope[$scope.record_type]
 797                     ).then(loadRecord);
 798                 };
 799
 800                 $scope.seeBreaker = function () {
 801                     alert($scope.record.toBreaker());
 802                 };
 803
 804                 $scope.$watch('recordId',
 805                     function(newVal, oldVal) {
 806                         if (newVal && newVal !== oldVal) {
 807                             loadRecord();
 808                         }
 809                     }
 810                 );
 811
 812                 if ($scope.recordId)
 813                     loadRecord();
 814
 815                 $scope.mangle_005 = function () {
 816                     var now = new Date();
 817                     var y = now.getUTCFullYear();
 818
 819                     var m = now.getUTCMonth() + 1;
 820                     if (m < 10) m = '0' + m;
 821
 822                     var d = now.getUTCDate();
 823                     if (d < 10) d = '0' + d;
 824
 825                     var H = now.getUTCHours();
 826                     if (H < 10) H = '0' + H;
 827
 828                     var M = now.getUTCMinutes();
 829                     if (M < 10) M = '0' + M;
 830
 831                     var S = now.getUTCSeconds();
 832                     if (S < 10) S = '0' + S;
 833
 834                     var stamp = '' + y + m + d + H + M + S + '.0';
 835                     var f = $scope.record.field('005',true)[0];
 836                     if (f) {
 837                         f.data = stamp;
 838                     } else {
 839                         $scope.record.insertOrderedFields(
 840                             new MARC21.Field({
 841                                 tag : '005',
 842                                 data: stamp
 843                             })
 844                         );
 845                     }
 846
 847                 }
 848
 849             }
 850         ]
 851     }
 852 })
 853
 854 .directive("egMarcEditBibsource", ['$timeout',function ($timeout) {
 855     return {
 856         restrict: 'E',
 857         replace: true,
 858         template: '<span class="nullable">'+
 859                     '<select class="form-control" ng-model="bib_source" ng-options="s.id() as s.source() for s in bib_sources">'+
 860                       '<option value="">Select a Source</option>'+
 861                     '</select>'+
 862                   '</span>',
 863         controller: ['$scope','egCore',
 864             function ($scope , egCore) {
 865
 866                 egCore.pcrud.retrieveAll('cbs', {}, {atomic : true})
 867                     .then(function(list) { $scope.bib_sources = list; });
 868
 869                 $scope.$watch('bib_source',
 870                     function(newVal, oldVal) {
 871                         if (newVal !== oldVal) {
 872                             $scope.bre.source(newVal);
 873                         }
 874                     }
 875                 );
 876
 877             }
 878         ]
 879     }
 880 }])
 881
 882 ;