Open-ILS/web/js/ui/default/staff/cat/printlabels/app.js

   1 /**
   2  * Vol/Copy Editor
   3  */
   4
   5 angular.module('egPrintLabels',
   6     ['ngRoute', 'ui.bootstrap', 'egCoreMod', 'egUiMod', 'egGridMod'])
   7
   8 .config(function ($routeProvider, $locationProvider, $compileProvider) {
   9     $locationProvider.html5Mode(true);
  10     $compileProvider.aHrefSanitizationWhitelist(/^\s*(https?|mailto|blob):/); // grid export
  11
  12     var resolver = {
  13         delay: ['egStartup', function (egStartup) { return egStartup.go(); }]
  14     };
  15
  16     $routeProvider.when('/cat/printlabels/:dataKey', {
  17         templateUrl: './cat/printlabels/t_view',
  18         controller: 'LabelCtrl',
  19         resolve: resolver
  20     });
  21
  22 })
  23
  24 .factory('itemSvc',
  25        ['egCore',
  26 function (egCore) {
  27
  28     var service = {
  29         copies: [], // copy barcode search results
  30         index: 0 // search grid index
  31     };
  32
  33     service.flesh = {
  34         flesh: 3,
  35         flesh_fields: {
  36             acp: ['call_number', 'location', 'status', 'location', 'floating', 'circ_modifier', 'age_protect'],
  37             acn: ['record', 'prefix', 'suffix'],
  38             bre: ['simple_record', 'creator', 'editor']
  39         },
  40         select: {
  41             // avoid fleshing MARC on the bre
  42             // note: don't add simple_record.. not sure why
  43             bre: ['id', 'tcn_value', 'creator', 'editor'],
  44         }
  45     }
  46
  47     // resolved with the last received copy
  48     service.fetch = function (barcode, id, noListDupes) {
  49         var promise;
  50
  51         if (barcode) {
  52             promise = egCore.pcrud.search('acp',
  53                 { barcode: barcode, deleted: 'f' }, service.flesh);
  54         } else {
  55             promise = egCore.pcrud.retrieve('acp', id, service.flesh);
  56         }
  57
  58         var lastRes;
  59         return promise.then(
  60             function () { return lastRes },
  61             null, // error
  62
  63             // notify reads the stream of copies, one at a time.
  64             function (copy) {
  65
  66                 var flatCopy;
  67                 if (noListDupes) {
  68                     // use the existing copy if possible
  69                     flatCopy = service.copies.filter(
  70                         function (c) { return c.id == copy.id() })[0];
  71                 }
  72
  73                 if (!flatCopy) {
  74                     flatCopy = egCore.idl.toHash(copy, true);
  75                     flatCopy.index = service.index++;
  76                     service.copies.unshift(flatCopy);
  77                 }
  78
  79                 return lastRes = {
  80                     copy: copy,
  81                     index: flatCopy.index
  82                 }
  83             }
  84         );
  85     }
  86
  87     return service;
  88 }])
  89
  90 /**
  91  * Label controller!
  92  */
  93 .controller('LabelCtrl',
  94        ['$scope', '$q', '$window', '$routeParams', '$location', '$timeout', 'egCore', 'egNet', 'ngToast', 'itemSvc', 'labelOutputRowsFilter',
  95 function ($scope, $q, $window, $routeParams, $location, $timeout, egCore, egNet, ngToast, itemSvc, labelOutputRowsFilter) {
  96
  97     var dataKey = $routeParams.dataKey;
  98     console.debug('dataKey: ' + dataKey);
  99
 100     $scope.print = {
 101         template_name: 'item_label',
 102         template_output: '',
 103         template_context: 'default'
 104     };
 105
 106     var toolbox_settings = {
 107         feed_option: {
 108             options: [
 109                 { label: "Continuous", value: "continuous" },
 110                 { label: "Sheet", value: "sheet" },
 111             ],
 112             selected: "continuous"
 113         },
 114         label_set: {
 115             margin_between: 0,
 116             size: 1
 117         },
 118         mode: {
 119             options: [
 120                 { label: "Label 1 Only", value: "spine-only" },
 121                 { label: "Labels 1 & 2", value: "spine-pocket" }
 122             ],
 123             selected: "spine-pocket"
 124         },
 125         page: {
 126             column_class: ["spine"],
 127             dimensions: {
 128                 columns: 2,
 129                 rows: 1
 130             },
 131             label: {
 132                 gap: {
 133                     size: 0
 134                 },
 135                 set: {
 136                     size: 2
 137                 }
 138             },
 139             margins: {
 140                 top: { size: 0, label: "Top" },
 141                 left: { size: 0, label: "Left" },
 142             },
 143             space_between_labels: {
 144                 horizontal: { size: 0, label: "Horizontal" },
 145                 vertical: { size: 0, label: "Vertical" }
 146             },
 147             start_position: {
 148                 column: 1,
 149                 row: 1
 150             }
 151         }
 152     };
 153
 154     if (dataKey && dataKey.length > 0) {
 155
 156         egNet.request(
 157             'open-ils.actor',
 158             'open-ils.actor.anon_cache.get_value',
 159             dataKey, 'print-labels-these-copies'
 160         ).then(function (data) {
 161
 162             if (data) {
 163
 164                 $scope.preview_scope = {
 165                     'copies': []
 166                     , 'settings': {}
 167                     , 'toolbox_settings': toolbox_settings
 168                     , 'get_cn_for': function (copy) {
 169                         var key = $scope.rendered_cn_key_by_copy_id[copy.id];
 170                         if (key) {
 171                             var manual_cn = $scope.rendered_call_number_set[key];
 172                             if (manual_cn && manual_cn.value) {
 173                                 return manual_cn.value;
 174                             } else {
 175                                 return '..';
 176                             }
 177                         } else {
 178                             return '...';
 179                         }
 180                     }
 181                     , 'get_bib_for': function (copy) {
 182                         return $scope.record_details[copy['call_number.record.id']];
 183                     }
 184                     , 'get_cn_prefix': function (copy) {
 185                         return copy['call_number.prefix.label'];
 186                     }
 187                     , 'get_cn_suffix': function (copy) {
 188                         return copy['call_number.suffix.label'];
 189                     }
 190                     , 'get_location_prefix': function (copy) {
 191                         return copy['location.label_prefix'];
 192                     }
 193                     , 'get_location_suffix': function (copy) {
 194                         return copy['location.label_suffix'];
 195                     }
 196                     , 'get_cn_and_location_prefix': function (copy, separator) {
 197                         var acpl_prefix = copy['location.label_prefix'] || '';
 198                         var cn_prefix = copy['call_number.prefix.label'] || '';
 199                         var prefix = acpl_prefix + ' ' + cn_prefix;
 200                         prefix = prefix.trim();
 201                         if (separator && prefix != '') { prefix += separator; }
 202                         return prefix;
 203                     }
 204                     , 'get_cn_and_location_suffix': function (copy, separator) {
 205                         var acpl_suffix = copy['location.label_suffix'] || '';
 206                         var cn_suffix = copy['call_number.suffix.label'] || '';
 207                         var suffix = cn_suffix + ' ' + acpl_suffix;
 208                         suffix = suffix.trim();
 209                         if (separator && suffix != '') { suffix = separator + suffix; }
 210                         return suffix;
 211                     }
 212                     , 'valid_print_label_start_column': function () {
 213                         return !angular.isNumber(toolbox_settings.page.dimensions.columns) || !angular.isNumber(toolbox_settings.page.start_position.column) ? false : (toolbox_settings.page.start_position.column <= toolbox_settings.page.dimensions.columns);
 214                     }
 215                     , 'valid_print_label_start_row': function () {
 216                         return !angular.isNumber(toolbox_settings.page.dimensions.rows) || !angular.isNumber(toolbox_settings.page.start_position.row) ? false : (toolbox_settings.page.start_position.row <= toolbox_settings.page.dimensions.rows);
 217                     }
 218                 };
 219                 $scope.record_details = {};
 220                 $scope.org_unit_settings = {};
 221
 222                 var promises = [];
 223                 $scope.org_unit_setting_list = [
 224                      'webstaff.cat.label.font.family'
 225                     , 'webstaff.cat.label.font.size'
 226                     , 'webstaff.cat.label.font.weight'
 227                     , 'webstaff.cat.label.inline_css'
 228                     , 'webstaff.cat.label.left_label.height'
 229                     , 'webstaff.cat.label.left_label.left_margin'
 230                     , 'webstaff.cat.label.left_label.width'
 231                     , 'webstaff.cat.label.right_label.height'
 232                     , 'webstaff.cat.label.right_label.left_margin'
 233                     , 'webstaff.cat.label.right_label.width'
 234                     , 'webstaff.cat.label.call_number_wrap_filter_height'
 235                     , 'webstaff.cat.label.call_number_wrap_filter_width'
 236                 ];
 237
 238                 promises.push(
 239                     egCore.pcrud.search('coust', { name: $scope.org_unit_setting_list }).then(
 240                          null
 241                         , null
 242                         , function (yaous) {
 243                             $scope.org_unit_settings[yaous.name()] = egCore.idl.toHash(yaous, true);
 244                         }
 245                     )
 246                 );
 247
 248                 promises.push(
 249                     egCore.org.settings($scope.org_unit_setting_list).then(function (res) {
 250                         $scope.preview_scope.settings = res;
 251                         egCore.hatch.getItem('cat.printlabels.last_settings').then(function (last_settings) {
 252                             if (last_settings) {
 253                                 for (s in last_settings) {
 254                                     $scope.preview_scope.settings[s] = last_settings[s];
 255                                 }
 256                             }
 257                         });
 258                     })
 259                 );
 260
 261                 angular.forEach(data.copies, function (copy) {
 262                     promises.push(
 263                         itemSvc.fetch(null, copy).then(function (res) {
 264                             var flat_copy = egCore.idl.toHash(res.copy, true);
 265                             $scope.preview_scope.copies.push(flat_copy);
 266                             $scope.record_details[flat_copy['call_number.record.id']] = 1;
 267                         })
 268                     )
 269                 });
 270
 271                 $q.all(promises).then(function () {
 272
 273                     var promises2 = [];
 274                     angular.forEach($scope.record_details, function (el, k, obj) {
 275                         promises2.push(
 276                             egNet.request(
 277                                 'open-ils.search',
 278                                 'open-ils.search.biblio.record.mods_slim.retrieve.authoritative',
 279                                 k
 280                             ).then(function (data) {
 281                                 obj[k] = egCore.idl.toHash(data, true);
 282                             })
 283                         );
 284                     });
 285
 286                     $q.all(promises2).then(function () {
 287                         // today, staff, current_location, etc.
 288                         egCore.print.fleshPrintScope($scope.preview_scope);
 289                         $scope.template_changed(); // load the default
 290                         $scope.rebuild_cn_set();
 291                         if ($scope.preview_scope.toolbox_settings && $scope.template_name && $scope.print.template_content) {
 292                             var re = /eg\_plt/i;
 293                             if (re.test($scope.print.template_content)) {\r
 294                                 $scope.applyTemplate($scope.template_name);\r
 295                                 $scope.redraw_label_table();\r
 296                             }
 297                         }
 298                     });
 299
 300                 });
 301             } else {
 302                 ngToast.danger(egCore.strings.KEY_EXPIRED);
 303             }
 304
 305         });
 306
 307     }
 308
 309     $scope.fetchTemplates = function (set_default) {
 310         return egCore.hatch.getItem('cat.printlabels.templates').then(function (t) {
 311             if (t) {
 312                 $scope.templates = t;
 313                 $scope.template_name_list = Object.keys(t);
 314                 if (set_default) {
 315                     egCore.hatch.getItem('cat.printlabels.default_template').then(function (d) {
 316                         if ($scope.template_name_list.indexOf(d, 0) > -1) {
 317                             $scope.template_name = d;
 318                         }
 319                     });
 320                 }
 321             }
 322         });
 323     }
 324     $scope.fetchTemplates(true);
 325
 326     $scope.applyTemplate = function (n) {
 327         $scope.print.cn_template_content = $scope.templates[n].cn_content;
 328         $scope.print.template_content = $scope.templates[n].content;
 329         $scope.print.template_context = $scope.templates[n].context;
 330         for (var s in $scope.templates[n].settings) {
 331             $scope.preview_scope.settings[s] = $scope.templates[n].settings[s];
 332         }
 333         if ($scope.templates[n].toolbox_settings) {
 334             $scope.preview_scope.toolbox_settings = $scope.templates[n].toolbox_settings;
 335             $scope.create_print_label_table();
 336         }
 337         egCore.hatch.setItem('cat.printlabels.default_template', n);
 338         $scope.save_locally();
 339     }
 340
 341     $scope.deleteTemplate = function (n) {
 342         if (n) {
 343             delete $scope.templates[n]
 344             $scope.template_name_list = Object.keys($scope.templates);
 345             $scope.template_name = '';
 346             egCore.hatch.setItem('cat.printlabels.templates', $scope.templates);
 347             $scope.fetchTemplates();
 348             ngToast.create(egCore.strings.PRINT_LABEL_TEMPLATE_SUCCESS_DELETE);
 349             egCore.hatch.getItem('cat.printlabels.default_template').then(function (d) {
 350                 if (d && d == n) {
 351                     egCore.hatch.removeItem('cat.printlabels.default_template');
 352                 }
 353             });
 354         }
 355     }
 356
 357     $scope.saveTemplate = function (n) {
 358         if (n) {
 359
 360             $scope.templates[n] = {
 361                 content: $scope.print.template_content
 362                 , context: $scope.print.template_context
 363                 , cn_content: $scope.print.cn_template_content
 364                 , settings: $scope.preview_scope.settings
 365                 , toolbox_settings: $scope.preview_scope.toolbox_settings
 366             };
 367             $scope.template_name_list = Object.keys($scope.templates);
 368
 369             egCore.hatch.setItem('cat.printlabels.templates', $scope.templates);
 370             $scope.fetchTemplates();
 371
 372             $scope.dirty = false;
 373         } else {
 374             // save all templates, as we might do after an import
 375             egCore.hatch.setItem('cat.printlabels.templates', $scope.templates);
 376             $scope.fetchTemplates();
 377         }
 378         ngToast.create(egCore.strings.PRINT_LABEL_TEMPLATE_SUCCESS_SAVE);
 379     }
 380
 381     $scope.templates = {};
 382     $scope.imported_templates = { data: '' };
 383     $scope.template_name = '';
 384     $scope.template_name_list = [];
 385
 386     $scope.print_labels = function () {
 387         return egCore.print.print({
 388             context: $scope.print.template_context,
 389             template: $scope.print.template_name,
 390             scope: $scope.preview_scope,
 391         });
 392     }
 393
 394     $scope.template_changed = function () {
 395         $scope.print.load_failed = false;
 396         egCore.print.getPrintTemplate('item_label')
 397         .then(
 398             function (html) {
 399                 $scope.print.template_content = html;
 400             },
 401             function () {
 402                 $scope.print.template_content = '';
 403                 $scope.print.load_failed = true;
 404             }
 405         );
 406         egCore.print.getPrintTemplateContext('item_label')
 407         .then(function (template_context) {
 408             $scope.print.template_context = template_context;
 409         });
 410         egCore.print.getPrintTemplate('item_label_cn')
 411         .then(
 412             function (html) {
 413                 $scope.print.cn_template_content = html;
 414             },
 415             function () {
 416                 $scope.print.cn_template_content = '';
 417                 $scope.print.load_failed = true;
 418             }
 419         );
 420         egCore.hatch.getItem('cat.printlabels.last_settings').then(function (s) {
 421             if (s) {
 422                 $scope.preview_scope.settings = s;
 423             }
 424         });
 425     }
 426
 427     $scope.reset_to_default = function () {
 428         egCore.print.removePrintTemplate(
 429             'item_label'
 430         );
 431         egCore.print.removePrintTemplateContext(
 432             'item_label'
 433         );
 434         egCore.print.removePrintTemplate(
 435             'item_label_cn'
 436         );
 437         egCore.hatch.removeItem('cat.printlabels.last_settings');
 438         for (s in $scope.preview_scope.settings) {
 439             $scope.preview_scope.settings[s] = undefined;
 440         }
 441         $scope.preview_scope.settings = {};
 442         egCore.org.settings($scope.org_unit_setting_list).then(function (res) {
 443             $scope.preview_scope.settings = res;
 444         });
 445
 446         $scope.template_changed();
 447     }
 448
 449     $scope.save_locally = function () {
 450         egCore.print.storePrintTemplate(
 451             'item_label',
 452             $scope.print.template_content
 453         );
 454         egCore.print.storePrintTemplateContext(
 455             'item_label',
 456             $scope.print.template_context
 457         );
 458         egCore.print.storePrintTemplate(
 459             'item_label_cn',
 460             $scope.print.cn_template_content
 461         );
 462         egCore.hatch.setItem('cat.printlabels.last_settings', $scope.preview_scope.settings);
 463     }
 464
 465     $scope.imported_print_templates = { data: '' };
 466     $scope.$watch('imported_templates.data', function (newVal, oldVal) {
 467         if (newVal && newVal != oldVal) {
 468             try {
 469                 var data = JSON.parse(newVal);
 470                 angular.forEach(data, function (el, k) {
 471                     $scope.templates[k] = {
 472                         content: el.content
 473                         , context: el.context
 474                         , cn_content: el.cn_content
 475                         , settings: el.settings
 476                         , toolbox_settings: el.toolbox_settings
 477                     };
 478                 });
 479                 $scope.saveTemplate();
 480                 $scope.template_changed(); // refresh
 481                 ngToast.create(egCore.strings.PRINT_TEMPLATES_SUCCESS_IMPORT);
 482             } catch (E) {
 483                 ngToast.warning(egCore.strings.PRINT_TEMPLATES_FAIL_IMPORT);
 484             }
 485         }
 486     });
 487
 488     $scope.rendered_call_number_set = {};
 489     $scope.rendered_cn_key_by_copy_id = {};
 490     $scope.rebuild_cn_set = function () {
 491         $timeout(function () {
 492             $scope.rendered_call_number_set = {};
 493             $scope.rendered_cn_key_by_copy_id = {};
 494             for (var i = 0; i < $scope.preview_scope.copies.length; i++) {
 495                 var copy = $scope.preview_scope.copies[i];
 496                 var rendered_cn = document.getElementById('cn_for_copy_' + copy.id);
 497                 if (rendered_cn && rendered_cn.textContent) {
 498                     var key = rendered_cn.textContent;
 499                     if (typeof $scope.rendered_call_number_set[key] == 'undefined') {
 500                         $scope.rendered_call_number_set[key] = {
 501                             value: key
 502                         };
 503                     }
 504                     $scope.rendered_cn_key_by_copy_id[copy.id] = key;
 505                 }
 506             }
 507             $scope.preview_scope.tickle = Date() + ' ' + Math.random();
 508         });
 509     }
 510
 511     $scope.create_print_label_table = function () {
 512         if ($scope.print_label_form.$valid && $scope.print.template_content && $scope.preview_scope) {
 513             $scope.preview_scope.label_output_copies = labelOutputRowsFilter($scope.preview_scope.copies, $scope.preview_scope.toolbox_settings);
 514             var html = $scope.print.template_content;
 515             var d = new Date(); //Added to table ID with 'eg_plt_' to cause $complie on $scope.print.template_content to fire due to template content change.
 516             var table = "<table id=\"eg_plt_" + d.getTime().toString() + "_{{$index}}\" eg-print-label-table style=\"border-collapse: collapse; border: 0 solid transparent; border-spacing: 0; margin: {{$index === 0 ?toolbox_settings.page.margins.top.size : 0}} 0 0 0;\" class=\"custom-label-table{{$index % toolbox_settings.page.dimensions.rows === 0 && $index > 0 && toolbox_settings.feed_option.selected === 'sheet' ? ' page-break' : ''}}\" ng-init=\"parentIndex = $index\" ng-repeat=\"row in label_output_copies\">\n";
 517             table += "<tr>\n";
 518             table += "<td style=\"border: 0 solid transparent; padding: {{parentIndex % toolbox_settings.page.dimensions.rows === 0 && toolbox_settings.feed_option.selected === 'sheet' && parentIndex > 0 ? toolbox_settings.page.space_between_labels.vertical.size : parentIndex > 0 ? toolbox_settings.page.space_between_labels.vertical.size : 0}} 0 0 {{$index === 0 ? toolbox_settings.page.margins.left.size : col.styl ? col.styl : toolbox_settings.page.space_between_labels.horizontal.size}};\" ng-repeat=\"col in row.columns\">\n";
 519             table += "<pre class=\"{{col.cls}}\" style=\"border: none; margin-bottom: 0; margin-top: 0; overflow: hidden;\" ng-if=\"col.cls === 'spine'\">\n";
 520             table += "{{col.c ? get_cn_for(col.c) : ''}}";
 521             table += "</pre>\n";
 522             table += "<pre class=\"{{col.cls}}{{parentIndex % toolbox_settings.page.dimensions.rows === 0 && parentIndex > 0 && toolbox_settings.feed_option.selected === 'sheet' ? ' page-break' : ''}}\" style=\"border: none;  margin-bottom: 0; margin-top: 0; overflow: hidden;\" ng-if=\"col.cls === 'pocket'\">\n";
 523             table += "{{col.c ? col.c.barcode : ''}}\n";
 524             table += "{{col.c ? col.c['call_number.label'] : ''}}\n";
 525             table += "{{col.c ? get_bib_for(col.c).author : ''}}\n";
 526             table += "{{col.c ? (get_bib_for(col.c).title | wrap:28:'once':'  ') : ''}}\n";
 527             table += "</pre>\n";
 528             table += "</td>\n"
 529             table += "</tr>\n";
 530             table += "</table>";
 531             var comments = html.match(/\<\!\-\-(?:(?!\-\-\>)(?:.|\s))*\-\-\>\s*/g);
 532             html = html.replace(/\<\!\-\-(?:(?!\-\-\>)(?:.|\s))*\-\-\>\s*/g, "");
 533             var style = html.match(/\<style[^\>]*\>(?:(?!\<\/style\>)(?:.|\s))*\<\/style\>\s*/gi);
 534             var output = (style ? style.join("\n") : "") + (comments ? comments.join("\n") : "") + table;
 535             output = output.replace(/\n+/, "\n");
 536             $scope.print.template_content = output;
 537             $scope.save_locally();
 538         }
 539     }
 540
 541     $scope.redraw_label_table = function () {
 542         var d = new Date(); //Added to table ID with 'eg_plt_' to cause $complie on $scope.print.template_content to fire due to template content change.
 543         var table = "<table id=\"eg_plt_" + d.getTime().toString() + "\"\></table>\n";
 544         $scope.print.template_content += table;
 545         $scope.create_print_label_table();
 546     }
 547
 548     $scope.$watch('preview_scope.toolbox_settings.page.dimensions.columns',
 549         function (newVal, oldVal) {
 550             if (newVal && newVal != oldVal && $scope.preview_scope) {
 551                 $scope.redraw_label_table();
 552             }
 553         }
 554     );
 555
 556     $scope.$watch('print.cn_template_content', function (newVal, oldVal) {
 557         if (newVal && newVal != oldVal) {
 558             $scope.rebuild_cn_set();
 559         }
 560     });
 561
 562     $scope.$watch("preview_scope.settings['webstaff.cat.label.call_number_wrap_filter_height']", function (newVal, oldVal) {
 563         if (newVal && newVal != oldVal) {
 564             $scope.rebuild_cn_set();
 565         }
 566     });
 567
 568     $scope.$watch("preview_scope.settings['webstaff.cat.label.call_number_wrap_filter_width']", function (newVal, oldVal) {
 569         if (newVal && newVal != oldVal) {
 570             $scope.rebuild_cn_set();
 571         }
 572     });
 573
 574     $scope.$watchGroup(['preview_scope.toolbox_settings.page.margins.top.size', 'preview_scope.toolbox_settings.page.margins.left.size', 'preview_scope.toolbox_settings.page.dimensions.rows', 'preview_scope.toolbox_settings.page.space_between_labels.horizontal.size', 'preview_scope.toolbox_settings.page.space_between_labels.vertical.size', 'preview_scope.toolbox_settings.page.start_position.row', 'preview_scope.toolbox_settings.page.start_position.column', 'preview_scope.toolbox_settings.page.label.gap.size'], function (newVal, oldVal) {
 575         if (newVal && newVal != oldVal && $scope.preview_scope.label_output_copies) {
 576             $scope.redraw_label_table();
 577         }
 578     });
 579
 580     $scope.$watch("preview_scope.toolbox_settings.mode.selected", function (newVal, oldVal) {
 581         if (newVal && newVal != oldVal) {
 582             var ts_p = $scope.preview_scope.toolbox_settings.page;
 583             if (ts_p.label.set.size === 1) {
 584                 if (newVal === "spine-pocket") {
 585                     ts_p.column_class = ["spine", "pocket"];
 586                     ts_p.label.set.size = 2;
 587                 } else {
 588                     ts_p.column_class = ["spine"];
 589                 }
 590             } else {
 591                 if (newVal === "spine-only") {
 592                     for (var i = 0; i < ts_p.label.set.size; i++) {
 593                         ts_p.column_class[i] = "spine";
 594                     }
 595                 } else {
 596                     ts_p.label.set.size === 2 ? ts_p.column_class = ["spine", "pocket"] : false;
 597                 }
 598             }
 599             $scope.redraw_label_table();
 600         }
 601     });
 602
 603     $scope.$watch("preview_scope.toolbox_settings.page.label.set.size", function (newVal, oldVal) {
 604         if (newVal && newVal != oldVal) {
 605             var ts_p = $scope.preview_scope.toolbox_settings.page;
 606             if (angular.isNumber(newVal)) {
 607                 while (ts_p.column_class.length > ts_p.label.set.size) {
 608                     ts_p.column_class.splice((ts_p.column_class.length - 1), 1);
 609                 }
 610                 while (ts_p.column_class.length < ts_p.label.set.size) {
 611                     ts_p.column_class.push("spine");
 612                 }
 613             }
 614             $scope.redraw_label_table();
 615         }
 616     });
 617
 618     $scope.current_tab = 'call_numbers';
 619     $scope.set_tab = function (tab) {
 620         $scope.current_tab = tab;
 621     }
 622
 623 }])
 624
 625 .directive("egPrintLabelColumnBounds", function () {
 626     return {
 627         link: function (scope, element, attr, ctrl) {
 628             function withinBounds(v) {
 629                 scope.$watch("preview_scope.toolbox_settings.page.dimensions.columns", function (newVal, oldVal) {
 630                     ctrl.$setValidity("egWithinPrintColumnBounds", scope.preview_scope.valid_print_label_start_column())
 631                 });
 632                 return v;
 633             }
 634             ctrl.$parsers.push(withinBounds);
 635             ctrl.$formatters.push(withinBounds);
 636         },
 637         require: "ngModel"
 638     }
 639 })
 640
 641 .directive("egPrintLabelRowBounds", function () {
 642     return {
 643         link: function (scope, element, attr, ctrl) {
 644             function withinBounds(v) {
 645                 scope.$watch("preview_scope.toolbox_settings.page.dimensions.rows", function (newVal, oldVal) {
 646                     ctrl.$setValidity("egWithinPrintRowBounds", scope.preview_scope.valid_print_label_start_row());
 647                 });
 648                 return v;
 649             }
 650             ctrl.$parsers.push(withinBounds);
 651             ctrl.$formatters.push(withinBounds);
 652         },
 653         require: "ngModel"
 654     }
 655 })
 656
 657 .directive("egPrintLabelValidCss", function () {
 658     return {
 659         require: "ngModel",
 660         link: function (scope, element, attr, ctrl) {
 661             function floatValidation(v) {
 662                 ctrl.$setValidity("isFloat", v.toString().match(/^\-*(?:^0$|(?:\d+)(?:\.\d{1,})*([a-z]{2}))$/) ? true : false);
 663                 return v;
 664             }
 665             ctrl.$parsers.push(floatValidation);
 666         }
 667     }
 668 })
 669
 670 .directive("egPrintLabelValidInt", function () {
 671     return {
 672         require: "ngModel",
 673         link: function (scope, element, attr, ctrl) {
 674             function intValidation(v) {
 675                 ctrl.$setValidity("isInteger", v.toString().match(/^\d+$/));
 676                 return v;
 677             }
 678             ctrl.$parsers.push(intValidation);
 679         }
 680     }
 681 })
 682
 683 .directive('egPrintTemplateOutput', ['$compile', function ($compile) {
 684     return function (scope, element, attrs) {
 685         scope.$watch(
 686             function (scope) {
 687                 return scope.$eval(attrs.content);
 688             },
 689             function (value) {
 690                 // create an isolate scope and copy the print context
 691                 // data into the new scope.
 692                 // TODO: see also print security concerns in egHatch
 693                 var result = element.html(value);
 694                 var context = scope.$eval(attrs.context);
 695                 var print_scope = scope.$new(true);
 696                 angular.forEach(context, function (val, key) {
 697                     print_scope[key] = val;
 698                 })
 699                 $compile(element.contents())(print_scope);
 700             }
 701         );
 702     };
 703 }])
 704
 705 .filter('cn_wrap', function () {
 706     return function (input, w, h, wrap_type) {
 707         var names;
 708         var prefix = input[0];
 709         var callnum = input[1];
 710         var suffix = input[2];
 711
 712         if (!w) { w = 8; }
 713         if (!h) { h = 9; }
 714
 715         /* handle spine labels differently if using LC */
 716         if (wrap_type == 'lc' || wrap_type == 3) {
 717             /* Establish a pattern where every return value should be isolated on its own line
 718                on the spine label: subclass letters, subclass numbers, cutter numbers, trailing stuff (date) */
 719             var patt1 = /^([A-Z]{1,3})\s*(\d+(?:\.\d+)?)\s*(\.[A-Z]\d*)\s*([A-Z]\d*)?\s*(\d\d\d\d(?:-\d\d\d\d)?)?\s*(.*)$/i;
 720             var result = callnum.match(patt1);
 721             if (result) {
 722                 callnum = result.slice(1).join('\t');
 723             } else {
 724                 callnum = callnum.split(/\s+/).join('\t');
 725             }
 726
 727             /* If result is null, leave callnum alone. Can't parse this malformed call num */
 728         } else {
 729             callnum = callnum.split(/\s+/).join('\t');
 730         }
 731
 732         if (prefix) {
 733             callnum = prefix + '\t' + callnum;
 734         }
 735         if (suffix) {
 736             callnum += '\t' + suffix;
 737         }
 738
 739         /* At this point, the call number pieces are separated by tab characters.  This allows
 740         *  some space-containing constructs like "v. 1" to appear on one line
 741         */
 742         callnum = callnum.replace(/\t\t/g, '\t');  /* Squeeze out empties */
 743         names = callnum.split('\t');
 744         var j = 0; var tb = [];
 745         while (j < h) {
 746
 747             /* spine */
 748             if (j < w) {
 749
 750                 var name = names.shift();
 751                 if (name) {
 752                     name = String(name);
 753
 754                     /* if the name is greater than the label width... */
 755                     if (name.length > w) {
 756                         /* then try to split it on periods */
 757                         var sname = name.split(/\./);
 758                         if (sname.length > 1) {
 759                             /* if we can, then put the periods back in on each splitted element */
 760                             if (name.match(/^\./)) sname[0] = '.' + sname[0];
 761                             for (var k = 1; k < sname.length; k++) sname[k] = '.' + sname[k];
 762                             /* and put all but the first one back into the names array */
 763                             names = sname.slice(1).concat(names);
 764                             /* if the name fragment is still greater than the label width... */
 765                             if (sname[0].length > w) {
 766                                 /* then just truncate and throw the rest back into the names array */
 767                                 tb[j] = sname[0].substr(0, w);
 768                                 names = [sname[0].substr(w)].concat(names);
 769                             } else {
 770                                 /* otherwise we're set */
 771                                 tb[j] = sname[0];
 772                             }
 773                         } else {
 774                             /* if we can't split on periods, then just truncate and throw the rest back into the names array */
 775                             tb[j] = name.substr(0, w);
 776                             names = [name.substr(w)].concat(names);
 777                         }
 778                     } else {
 779                         /* otherwise we're set */
 780                         tb[j] = name;
 781                     }
 782                 }
 783             }
 784             j++;
 785         }
 786         return tb.join('\n');
 787     }
 788 })
 789
 790 .filter("columnRowRange", function () {
 791     return function (i) {
 792         var res = [];
 793         for (var j = 0; j < i; j++) {
 794             res.push(j);
 795         }
 796         return res;
 797     }
 798 })
 799
 800 //Accepts $scope.preview_scope.copies and $scope.preview_scope.toolbox_settings as its parameters.
 801 .filter("labelOutputRows", function () {
 802     return function (copies, settings) {
 803         var cols = [], rows = [];
 804         for (var j = 0; j < (settings.page.start_position.row - 1) ; j++) {
 805             cols = [];
 806             for (var k = 0; k < settings.page.dimensions.columns; k++) {
 807                 cols.push({ c: null, index: k, cls: getPrintLabelOutputClass(k, settings), styl: getPrintLabelStyle(k, settings) });
 808             }
 809             rows.push({ columns: cols });
 810         }
 811         cols = [];
 812         for (var j = 0; j < (settings.page.start_position.column - 1) ; j++) {
 813             cols.push({ c: null, index: j, cls: getPrintLabelOutputClass(j, settings), styl: getPrintLabelStyle(j, settings) });
 814         }
 815         var m = cols.length;
 816         for (var j = 0; j < copies.length; j++) {
 817             for (var n = 0; n < settings.page.label.set.size; n++) {
 818                 if (m < settings.page.dimensions.columns) {
 819                     cols.push({ c: copies[j], index: cols.length, cls: getPrintLabelOutputClass(m, settings), styl: getPrintLabelStyle(m, settings) });
 820                     m += 1;
 821                 }
 822                 if (m === settings.page.dimensions.columns) {
 823                     m = 0;
 824                     rows.push({ columns: cols });
 825                     cols = [];
 826                     n = settings.page.label.set.size;
 827                 }
 828             }
 829         }
 830         cols.length > 0 ? rows.push({ columns: cols }) : false;
 831         if (rows.length > 0) {
 832             while ((rows[(rows.length - 1)].columns.length) < settings.page.dimensions.columns) {
 833                 rows[(rows.length - 1)].columns.push({ c: null, index: rows[(rows.length - 1)].columns.length, cls: getPrintLabelOutputClass(rows[(rows.length - 1)].columns.length, settings), styl: getPrintLabelStyle(rows[(rows.length - 1)].columns.length, settings) });
 834             }
 835         }
 836         return rows;
 837     }
 838 })
 839
 840 .filter('wrap', function () {
 841     return function (input, w, wrap_type, indent) {
 842         var output;
 843
 844         if (!w) return input;
 845         if (!indent) indent = '';
 846
 847         function wrap_on_space(
 848                 text,
 849                 length,
 850                 wrap_just_once,
 851                 if_cant_wrap_then_truncate,
 852                 idx
 853         ) {
 854             if (idx > 10) {
 855                 console.log('possible infinite recursion, aborting');
 856                 return '';
 857             }
 858             if (String(text).length <= length) {
 859                 return text;
 860             } else {
 861                 var truncated_text = String(text).substr(0, length);
 862                 var pivot_pos = truncated_text.lastIndexOf(' ');
 863                 var left_chunk = text.substr(0, pivot_pos).replace(/\s*$/, '');
 864                 var right_chunk = String(text).substr(pivot_pos + 1);
 865
 866                 var wrapped_line;
 867                 if (left_chunk.length == 0) {
 868                     if (if_cant_wrap_then_truncate) {
 869                         wrapped_line = truncated_text;
 870                     } else {
 871                         wrapped_line = text;
 872                     }
 873                 } else {
 874                     wrapped_line =
 875                         left_chunk + '\n'
 876                         + indent + (
 877                             wrap_just_once
 878                             ? right_chunk
 879                             : (
 880                                 right_chunk.length > length
 881                                 ? wrap_on_space(
 882                                     right_chunk,
 883                                     length,
 884                                     false,
 885                                     if_cant_wrap_then_truncate,
 886                                     idx + 1)
 887                                 : right_chunk
 888                             )
 889                         )
 890                     ;
 891                 }
 892                 return wrapped_line;
 893             }
 894         }
 895
 896         switch (wrap_type) {
 897             case 'once':
 898                 output = wrap_on_space(input, w, true, false, 0);
 899                 break;
 900             default:
 901                 output = wrap_on_space(input, w, false, false, 0);
 902                 break;
 903         }
 904
 905         return output;
 906     }
 907 });
 908
 909 function getPrintLabelOutputClass(index, settings) {
 910     return settings.page.column_class[index % settings.page.label.set.size];
 911 }
 912
 913 function getPrintLabelStyle(index, settings) {
 914     return index > 0 && (index % settings.page.label.set.size === 0) ? settings.page.label.gap.size : "";
 915 }