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

   1 /**
   2  * TPAC Frame App
   3  *
   4  * currently, this app doesn't use routes for each sub-ui, because
   5  * reloading the catalog each time is sloooow.  better so far to
   6  * swap out divs w/ ng-if / ng-show / ng-hide as needed.
   7  *
   8  */
   9
  10 angular.module('egCatalogApp', ['ui.bootstrap','ngRoute','egCoreMod','egGridMod', 'egMarcMod'])
  11
  12 .config(function($routeProvider, $locationProvider, $compileProvider) {
  13     $locationProvider.html5Mode(true);
  14     $compileProvider.aHrefSanitizationWhitelist(/^\s*(https?|blob):/); // grid export
  15
  16     var resolver = {delay :
  17         ['egStartup', function(egStartup) {return egStartup.go()}]}
  18
  19     $routeProvider.when('/cat/catalog/index', {
  20         templateUrl: './cat/catalog/t_catalog',
  21         controller: 'CatalogCtrl',
  22         resolve : resolver
  23     });
  24
  25     $routeProvider.when('/cat/catalog/retrieve_by_id', {
  26         templateUrl: './cat/catalog/t_retrieve_by_id',
  27         controller: 'CatalogRecordRetrieve',
  28         resolve : resolver
  29     });
  30
  31     $routeProvider.when('/cat/catalog/retrieve_by_tcn', {
  32         templateUrl: './cat/catalog/t_retrieve_by_tcn',
  33         controller: 'CatalogRecordRetrieve',
  34         resolve : resolver
  35     });
  36
  37     // create some catalog page-specific mappings
  38     $routeProvider.when('/cat/catalog/record/:record_id', {
  39         templateUrl: './cat/catalog/t_catalog',
  40         controller: 'CatalogCtrl',
  41         resolve : resolver
  42     });
  43
  44     // create some catalog page-specific mappings
  45     $routeProvider.when('/cat/catalog/record/:record_id/:record_tab', {
  46         templateUrl: './cat/catalog/t_catalog',
  47         controller: 'CatalogCtrl',
  48         resolve : resolver
  49     });
  50
  51     $routeProvider.when('/cat/catalog/batchEdit', {
  52         templateUrl: './cat/catalog/t_batchedit',
  53         controller: 'BatchEditCtrl',
  54         resolve : resolver
  55     });
  56
  57     $routeProvider.when('/cat/catalog/batchEdit/:container_type/:container_id', {
  58         templateUrl: './cat/catalog/t_batchedit',
  59         controller: 'BatchEditCtrl',
  60         resolve : resolver
  61     });
  62
  63     $routeProvider.when('/cat/catalog/vandelay', {
  64         templateUrl: './cat/catalog/t_vandelay',
  65         controller: 'VandelayCtrl',
  66         resolve : resolver
  67     });
  68
  69     $routeProvider.when('/cat/catalog/verifyURLs', {
  70         templateUrl: './cat/catalog/t_verifyurls',
  71         controller: 'URLVerifyCtrl',
  72         resolve : resolver
  73     });
  74
  75     $routeProvider.when('/cat/catalog/manageAuthorities', {
  76         templateUrl: './cat/catalog/t_manageauthorities',
  77         controller: 'ManageAuthoritiesCtrl',
  78         resolve : resolver
  79     });
  80
  81     $routeProvider.otherwise({redirectTo : '/cat/catalog/index'});
  82 })
  83
  84
  85 /**
  86  * */
  87 .controller('CatalogRecordRetrieve',
  88        ['$scope','$routeParams','$location','$q','egCore',
  89 function($scope , $routeParams , $location , $q , egCore ) {
  90
  91     $scope.focusMe = true;
  92
  93     // jump to the patron checkout UI
  94     function loadRecord(record_id) {
  95         $location
  96         .path('/cat/catalog/record/' + record_id);
  97     }
  98
  99     $scope.submitId = function(args) {
 100         $scope.recordNotFound = null;
 101         if (!args.record_id) return;
 102
 103         // blur so next time it's set to true it will re-apply select()
 104         $scope.selectMe = false;
 105
 106         return loadRecord(args.record_id);
 107     }
 108
 109     $scope.submitTCN = function(args) {
 110         $scope.recordNotFound = null;
 111         $scope.moreRecordsFound = null;
 112         if (!args.record_tcn) return;
 113
 114         // blur so next time it's set to true it will re-apply select()
 115         $scope.selectMe = false;
 116
 117         // lookup TCN
 118         egCore.net.request(
 119             'open-ils.search',
 120             'open-ils.search.biblio.tcn',
 121             args.record_tcn)
 122
 123         .then(function(resp) { // get_barcodes
 124
 125             if (evt = egCore.evt.parse(resp)) {
 126                 alert(evt); // FIXME
 127                 return;
 128             }
 129
 130             if (!resp.count) {
 131                 $scope.recordNotFound = args.record_tcn;
 132                 $scope.selectMe = true;
 133                 return;
 134             }
 135
 136             if (resp.count > 1) {
 137                 $scope.moreRecordsFound = args.record_tcn;
 138                 $scope.selectMe = true;
 139                 return;
 140             }
 141
 142             var record_id = resp.ids[0];
 143             return loadRecord(record_id);
 144         });
 145     }
 146
 147 }])
 148
 149 .controller('CatalogCtrl',
 150        ['$scope','$routeParams','$location','$q','egCore','egHolds',
 151         'egGridDataProvider','egHoldGridActions','$timeout','holdingsSvc',
 152 function($scope , $routeParams , $location , $q , egCore , egHolds,
 153          egGridDataProvider , egHoldGridActions , $timeout , holdingsSvc) {
 154
 155     // set record ID on page load if available...
 156     $scope.record_id = $routeParams.record_id;
 157
 158     if ($routeParams.record_id) $scope.from_route = true;
 159     else $scope.from_route = false;
 160
 161     // will hold a ref to the opac iframe
 162     $scope.opac_iframe = null;
 163     $scope.parts_iframe = null;
 164
 165     $scope.in_opac_call = false;
 166     $scope.opac_call = function (opac_frame_function, force_opac_tab) {
 167         if ($scope.opac_iframe) {
 168             if (force_opac_tab) $scope.record_tab = 'catalog';
 169             $scope.in_opac_call = true;
 170             $scope.opac_iframe.dom.contentWindow[opac_frame_function]();
 171         }
 172     }
 173
 174     $scope.holdings_ou = null;
 175     $scope.$watch('holdings_show_copies',
 176         function(newVal, oldVal) {
 177             if (newVal != oldVal) {
 178                 egCore.hatch.setItem('cat.holdings.show_copies', newVal);
 179                 holdingsSvc.fetch({
 180                     rid : $scope.record_id,
 181                     org : $scope.holdings_ou,
 182                     copy: newVal,
 183                     vol : $scope.holdings_show_vols,
 184                     empty: $scope.holdings_show_empty
 185                 }).then(function() {
 186                     $scope.holdingsGridDataProvider.refresh();
 187                 });
 188             }
 189         }
 190     );
 191
 192     $scope.$watch('holdings_show_vols',
 193         function(newVal, oldVal) {
 194             if (newVal != oldVal) {
 195                 egCore.hatch.setItem('cat.holdings.show_vols', newVal);
 196                 holdingsSvc.fetch({
 197                     rid : $scope.record_id,
 198                     org : $scope.holdings_ou,
 199                     copy: $scope.holdings_show_copies,
 200                     vol : newVal,
 201                     empty: $scope.holdings_show_empty
 202                 }).then(function() {
 203                     $scope.holdingsGridDataProvider.refresh();
 204                 });
 205             }
 206         }
 207     );
 208
 209     $scope.$watch('holdings_show_empty',
 210         function(newVal, oldVal) {
 211             if (newVal != oldVal) {
 212                 egCore.hatch.setItem('cat.holdings.show_empty', newVal);
 213                 holdingsSvc.fetch({
 214                     rid : $scope.record_id,
 215                     org : $scope.holdings_ou,
 216                     copy: $scope.holdings_show_copies,
 217                     vol : $scope.holdings_show_vols,
 218                     empty: newVal
 219                 }).then(function() {
 220                     $scope.holdingsGridDataProvider.refresh();
 221                 });
 222             }
 223         }
 224     );
 225
 226     egCore.hatch.getItem('cat.holdings.show_copies').then(function(x){
 227         if (x === null) x = true;
 228         $scope.holdings_show_copies = x;
 229     });
 230
 231     egCore.hatch.getItem('cat.holdings.show_vols').then(function(x){
 232         if (x === null) x = true;
 233         $scope.holdings_show_vols = x;
 234     });
 235
 236     egCore.hatch.getItem('cat.holdings.show_emtpy').then(function(x){
 237         if (x === null) x = false;
 238         $scope.holdings_show_empty = x;
 239     });
 240
 241     $scope.holdings_checkbox_handler = function (item) { $scope[item.checkbox] = item.checked; }
 242
 243     $scope.stop_unload = false;
 244     $scope.$watch('stop_unload',
 245         function(newVal, oldVal) {
 246             if (newVal && newVal != oldVal && $scope.opac_iframe) {
 247                 $($scope.opac_iframe.dom.contentWindow).on('beforeunload', function(){
 248                     return 'There is unsaved data in this record.'
 249                 });
 250             } else {
 251                 if ($scope.opac_iframe)
 252                     $($scope.opac_iframe.dom.contentWindow).off('beforeunload');
 253             }
 254         }
 255     );
 256
 257     // Set the "last bib" cookie, if we have that
 258     if ($scope.record_id)
 259         egCore.hatch.setLocalItem("eg.cat.last_record_retrieved", $scope.record_id);
 260
 261     // also set it when the iframe changes to a new record
 262     $scope.handle_page = function(url) {
 263
 264         if (!url || url == 'about:blank') {
 265             // nothing loaded.  If we already have a record ID, leave it.
 266             return;
 267         }
 268
 269         var match = url.match(/\/+opac\/+record\/+(\d+)/);
 270         if (match) {
 271             $scope.record_id = match[1];
 272             egCore.hatch.setLocalItem("eg.cat.last_record_retrieved", $scope.record_id);
 273             init_parts_url();
 274         } else {
 275             delete $scope.record_id;
 276             $scope.from_route = false;
 277         }
 278
 279         // child scope is executing this function, so our digest doesn't fire ... thus,
 280         $scope.$apply();
 281
 282         if (!$scope.in_opac_call) {
 283             if ($scope.record_id) {
 284                 $scope.default_tab = egCore.hatch.getLocalItem( 'eg.cat.default_record_tab' );
 285                 tab = $routeParams.record_tab || $scope.default_tab || 'catalog';
 286             } else {
 287                 tab = $routeParams.record_tab || 'catalog';
 288             }
 289             $scope.set_record_tab(tab);
 290         } else {
 291             $scope.in_opac_call = false;
 292         }
 293     }
 294
 295     // xulG catalog handlers
 296     $scope.handlers = { }
 297
 298     // ------------------------------------------------------------------
 299     // Holdings
 300
 301     $scope.holdingsGridControls = {};
 302     $scope.holdingsGridDataProvider = egGridDataProvider.instance({
 303         get : function(offset, count) {
 304             return this.arrayNotifier(holdingsSvc.copies, offset, count);
 305         }
 306     });
 307
 308     // refresh the list of holdings when the filter lib is changed.
 309     $scope.holdings_ou = egCore.org.get(egCore.auth.user().ws_ou());
 310     $scope.holdings_ou_changed = function(org) {
 311         $scope.holdings_ou = org;
 312         holdingsSvc.fetch({
 313             rid : $scope.record_id,
 314             org : $scope.holdings_ou,
 315             copy: $scope.holdings_show_copies,
 316             vol : $scope.holdings_show_vols,
 317             empty: $scope.holdings_show_empty
 318         }).then(function() {
 319             $scope.holdingsGridDataProvider.refresh();
 320         });
 321     }
 322
 323
 324     // ------------------------------------------------------------------
 325     // Holds
 326     var provider = egGridDataProvider.instance({});
 327     $scope.hold_grid_data_provider = provider;
 328     $scope.grid_actions = egHoldGridActions;
 329     $scope.grid_actions.refresh = function () { provider.refresh() };
 330     $scope.hold_grid_controls = {};
 331
 332     var hold_ids = []; // current list of holds
 333     function fetchHolds(offset, count) {
 334         var ids = hold_ids.slice(offset, offset + count);
 335         return egHolds.fetch_holds(ids).then(null, null,
 336             function(hold_data) {
 337                 return hold_data;
 338             }
 339         );
 340     }
 341
 342     provider.get = function(offset, count) {
 343         if ($scope.record_tab != 'holds') return $q.when();
 344         var deferred = $q.defer();
 345         hold_ids = []; // no caching ATM
 346
 347         // fetch the IDs
 348         egCore.net.request(
 349             'open-ils.circ',
 350             'open-ils.circ.holds.retrieve_all_from_title',
 351             egCore.auth.token(), $scope.record_id,
 352             {pickup_lib : egCore.org.descendants($scope.pickup_ou.id(), true)}
 353         ).then(
 354             function(hold_data) {
 355                 angular.forEach(hold_data, function(list, type) {
 356                     hold_ids = hold_ids.concat(list);
 357                 });
 358                 fetchHolds(offset, count).then(
 359                     deferred.resolve, null, deferred.notify);
 360             }
 361         );
 362
 363         return deferred.promise;
 364     }
 365
 366     $scope.detail_view = function(action, user_data, items) {
 367         if (h = items[0]) {
 368             $scope.detail_hold_id = h.hold.id();
 369         }
 370     }
 371
 372     $scope.list_view = function(items) {
 373          $scope.detail_hold_id = null;
 374     }
 375
 376     // refresh the list of record holds when the pickup lib is changed.
 377     $scope.pickup_ou = egCore.org.get(egCore.auth.user().ws_ou());
 378     $scope.pickup_ou_changed = function(org) {
 379         $scope.pickup_ou = org;
 380         provider.refresh();
 381     }
 382
 383     $scope.print_holds = function() {
 384         var holds = [];
 385         angular.forEach($scope.hold_grid_controls.allItems(), function(item) {
 386             holds.push({
 387                 hold : egCore.idl.toHash(item.hold),
 388                 patron_last : item.patron_last,
 389                 patron_alias : item.patron_alias,
 390                 patron_barcode : item.patron_barcode,
 391                 copy : egCore.idl.toHash(item.copy),
 392                 volume : egCore.idl.toHash(item.volume),
 393                 title : item.mvr.title(),
 394                 author : item.mvr.author()
 395             });
 396         });
 397
 398         egCore.print.print({
 399             context : 'receipt',
 400             template : 'holds_for_bib',
 401             scope : {holds : holds}
 402         });
 403     }
 404
 405     $scope.mark_hold_transfer_dest = function() {
 406         egCore.hatch.setLocalItem(
 407             'eg.circ.hold.title_transfer_target', $scope.record_id);
 408     }
 409
 410     // UI presents this option as "all holds"
 411     $scope.transfer_holds_to_marked = function() {
 412         var hold_ids = $scope.hold_grid_controls.allItems().map(
 413             function(hold_data) {return hold_data.hold.id()});
 414         egHolds.transfer_to_marked_title(hold_ids);
 415     }
 416
 417     // ------------------------------------------------------------------
 418     // Initialize the selected tab
 419
 420     function init_cat_url() {
 421         // Set the initial catalog URL.  This only happens once.
 422         // The URL is otherwise generated through user navigation.
 423         if ($scope.catalog_url) return;
 424
 425         var url = $location.absUrl().replace(/\/staff.*/, '/opac/advanced');
 426
 427         // A record ID in the path indicates a request for the record-
 428         // specific page.
 429         if ($routeParams.record_id) {
 430             url = url.replace(/advanced/, '/record/' + $scope.record_id);
 431         }
 432
 433         $scope.catalog_url = url;
 434     }
 435
 436     function init_parts_url() {
 437         $scope.parts_url = $location
 438             .absUrl()
 439             .replace(
 440                 /\/staff.*/,
 441                 '/conify/global/biblio/monograph_part?r='+$scope.record_id
 442             );
 443     }
 444
 445     $scope.set_record_tab = function(tab) {
 446         $scope.record_tab = tab;
 447
 448         switch(tab) {
 449
 450             case 'monoparts':
 451                 init_parts_url();
 452                 break;
 453
 454             case 'catalog':
 455                 init_cat_url();
 456                 break;
 457
 458             case 'holds':
 459                 $scope.detail_hold_record_id = $scope.record_id;
 460                 // refresh the holds grid
 461                 provider.refresh();
 462                 break;
 463         }
 464     }
 465
 466     $scope.set_default_record_tab = function() {
 467         egCore.hatch.setLocalItem(
 468             'eg.cat.default_record_tab', $scope.record_tab);
 469         $timeout(function(){$scope.default_tab = $scope.record_tab});
 470     }
 471
 472     var tab;
 473     if ($scope.record_id) {
 474         $scope.default_tab = egCore.hatch.getLocalItem( 'eg.cat.default_record_tab' );
 475         tab = $routeParams.record_tab || $scope.default_tab || 'catalog';
 476
 477
 478         $timeout(function(){
 479             holdingsSvc.fetch({
 480                 rid : $scope.record_id,
 481                 org : $scope.holdings_ou,
 482                 copy: $scope.holdings_show_copies,
 483                 vol : $scope.holdings_show_vols,
 484                 empty: $scope.holdings_show_empty
 485             }).then(function() {
 486                 $scope.holdingsGridDataProvider.refresh();
 487             });
 488         });
 489
 490     } else {
 491         tab = $routeParams.record_tab || 'catalog';
 492     }
 493     $scope.set_record_tab(tab);
 494
 495 }])
 496
 497 .controller('URLVerifyCtrl',
 498        ['$scope','$location',
 499 function($scope , $location) {
 500     $scope.verifyurls_url = $location.absUrl().replace(/\/staff.*/, '/url_verify/sessions');
 501 }])
 502
 503 .controller('VandelayCtrl',
 504        ['$scope','$location',
 505 function($scope , $location) {
 506     $scope.vandelay_url = $location.absUrl().replace(/\/staff.*/, '/vandelay/vandelay');
 507 }])
 508
 509 .controller('ManageAuthoritiesCtrl',
 510        ['$scope','$location',
 511 function($scope , $location) {
 512     $scope.manageauthorities_url = $location.absUrl().replace(/\/staff.*/, '/cat/authority/list');
 513 }])
 514
 515 .controller('BatchEditCtrl',
 516        ['$scope','$location','$routeParams',
 517 function($scope , $location , $routeParams) {
 518     $scope.batchedit_url = $location.absUrl().replace(/\/eg.*/, '/opac/extras/merge_template');
 519     if ($routeParams.container_type) {
 520         switch ($routeParams.container_type) {
 521             case 'bucket':
 522                 $scope.batchedit_url += '?recordSource=b&containerid=' + $routeParams.container_id;
 523                 break;
 524             case 'record':
 525                 $scope.batchedit_url += '?recordSource=r&recid=' + $routeParams.container_id;
 526                 break;
 527         };
 528     }
 529 }])
 530
 531
 532 .filter('boolText', function(){
 533     return function (v) {
 534         return v == 't';
 535     }
 536 })
 537
 538 .factory('holdingsSvc',
 539        ['egCore','$q',
 540 function(egCore , $q) {
 541
 542     var service = {
 543         copies : [], // record search results
 544         index : 0, // search grid index
 545         org : null,
 546         rid : null
 547     };
 548
 549     service.flesh = {
 550         flesh : 2,
 551         flesh_fields : {
 552             acp : ['status','location'],
 553             acn : ['prefix','suffix','copies']
 554         }
 555     }
 556
 557     // resolved with the last received copy
 558     service.fetch = function(opts) {
 559
 560         var rid = opts.rid;
 561         var org = opts.org;
 562         var copy = opts.copy;
 563         var vol = opts.vol;
 564         var empty = opts.empty;
 565
 566         if (!rid) return $q.when();
 567         if (!org) return $q.when();
 568
 569         service.rid = rid;
 570         service.org = org;
 571         service.copies = [];
 572         service.index = 0;
 573
 574         var org_list = egCore.org.descendants(org.id(), true);
 575
 576         return egCore.pcrud.search(
 577             'acn',
 578             {record : rid, owning_lib : org_list, deleted : 'f'},
 579             service.flesh
 580         ).then(
 581             function() { // finished
 582                 service.copies = service.copies.sort(
 583                     function (a, b) {
 584                         function compare_array (x, y, i) {
 585                             if (x[i] && y[i]) { // both have values
 586                                 if (x[i] == y[i]) { // need to look deeper
 587                                     return compare_array(x, y, ++i);
 588                                 }
 589
 590                                 if (x[i] < y[i]) { // x is first
 591                                     return -1;
 592                                 } else if (x[i] > y[i]) { // y is first
 593                                     return 1;
 594                                 }
 595
 596                             } else { // no orgs to compare ...
 597                                 if (x[i]) return -1;
 598                                 if (y[i]) return 1;
 599                             }
 600                             return 0;
 601                         }
 602
 603                         var owner_order = compare_array(a.owner_list, b.owner_list, 0);
 604                         if (!owner_order) {
 605                             // now compare on CN label
 606                             if (a.call_number.label < b.call_number.label) return -1;
 607                             if (a.call_number.label > b.call_number.label) return 1;
 608
 609                             // try copy number
 610                             if (a.copy_number < b.copy_number) return -1;
 611                             if (a.copy_number > b.copy_number) return 1;
 612
 613                             // finally, barcode
 614                             if (a.barcode < b.barcode) return -1;
 615                             if (a.barcode > b.barcode) return 1;
 616                         }
 617                         return owner_order;
 618                     }
 619                 );
 620
 621                 // create a label using just the unique part of the owner list
 622                 var index = 0;
 623                 var prev_owner_list;
 624                 angular.forEach(service.copies, function (cp) {
 625                     if (!prev_owner_list) {
 626                         cp.owner_label = cp.owner_list.join(' ... ');
 627                     } else {
 628                         var current_owner_list = cp.owner_list.slice();
 629                         while (current_owner_list[1] && prev_owner_list[1] && current_owner_list[0] == prev_owner_list[0]) {
 630                             current_owner_list.shift();
 631                             prev_owner_list.shift();
 632                         }
 633                         cp.owner_label = current_owner_list.join(' ... ');
 634                     }
 635
 636                     cp.index = index++;
 637                     prev_owner_list = cp.owner_list.slice();
 638                 });
 639
 640                 var new_list = service.copies;
 641                 if (!copy || !vol) { // collapse copy rows, supply a count instead
 642
 643                     index = 0;
 644                     var cp_list = [];
 645                     var prev_key;
 646                     var current_blob = {};
 647                     angular.forEach(new_list, function (cp) {
 648                         if (!prev_key) {
 649                             prev_key = cp.owner_list.join('') + cp.call_number.label;
 650                             if (cp.barcode) current_blob.copy_count = 1;
 651                             current_blob.index = ++index;
 652                             current_blob.call_number = cp.call_number;
 653                             current_blob.owner_list = cp.owner_list;
 654                             current_blob.owner_label = cp.owner_label;
 655                         } else {
 656                             var current_key = cp.owner_list.join('') + cp.call_number.label;
 657                             if (prev_key == current_key) { // collapse into current_blob
 658                                 current_blob.copy_count++;
 659                             } else {
 660                                 cp_list.push(current_blob);
 661                                 prev_key = current_key;
 662                                 current_blob = {};
 663                                 if (cp.barcode) current_blob.copy_count = 1;
 664                                 current_blob.index = ++index;
 665                                 current_blob.owner_label = cp.owner_label;
 666                                 current_blob.call_number = cp.call_number;
 667                                 current_blob.owner_list = cp.owner_list;
 668                             }
 669                         }
 670                     });
 671
 672                     cp_list.push(current_blob);
 673                     new_list = cp_list;
 674
 675                     if (!vol) {
 676
 677                         index = 0;
 678                         var cn_list = [];
 679                         prev_key = '';
 680                         var current_blob = {};
 681                         angular.forEach(cp_list, function (cp) {
 682                             if (!prev_key) {
 683                                 prev_key = cp.owner_list.join('');
 684                                 current_blob.index = ++index;
 685                                 current_blob.cn_count = 1;
 686                                 current_blob.copy_count = cp.copy_count;
 687                                 current_blob.owner_list = cp.owner_list;
 688                                 current_blob.owner_label = cp.owner_label;
 689                             } else {
 690                                 var current_key = cp.owner_list.join('');
 691                                 if (prev_key == current_key) { // collapse into current_blob
 692                                     current_blob.cn_count++;
 693                                     current_blob.copy_count += cp.copy_count;
 694                                 } else {
 695                                     cn_list.push(current_blob);
 696                                     prev_key = current_key;
 697                                     current_blob = {};
 698                                     current_blob.index = ++index;
 699                                     current_blob.owner_label = cp.owner_label;
 700                                     current_blob.cn_count = 1;
 701                                     current_blob.copy_count = cp.copy_count;
 702                                     current_blob.owner_list = cp.owner_list;
 703                                 }
 704                             }
 705                         });
 706
 707                         cn_list.push(current_blob);
 708                         new_list = cn_list;
 709
 710                     }
 711                 }
 712
 713                 service.copies = new_list;
 714
 715             },
 716
 717             null, // error
 718
 719             // notify reads the stream of copies, one at a time.
 720             function(cn) {
 721
 722                 var copies = cn.copies();
 723                 cn.copies([]);
 724
 725                 angular.forEach(copies, function (cp) {
 726                     cp.call_number(cn);
 727                 });
 728
 729                 var flat = egCore.idl.toHash(copies);
 730                 var owner = egCore.org.get(flat[0].call_number.owning_lib);
 731
 732                 var owner_name_list = [];
 733                 while (owner.parent_ou()) { // we're going to skip the top of the tree...
 734                     owner_name_list.unshift(owner.name());
 735                     owner = egCore.org.get(owner.parent_ou());
 736                 }
 737
 738                 angular.forEach(flat, function (cp) {
 739                     cp.owner_list = owner_name_list;
 740                 });
 741
 742                 service.copies = service.copies.concat(flat);
 743
 744                 if (empty && flat.length == 0) {
 745                     service.copies.push({
 746                         owner_list : owner_name_list,
 747                         call_number: egCore.idl.toHash(cn)
 748                     });
 749                 }
 750
 751                 return cn;
 752             }
 753         );
 754     }
 755
 756     return service;
 757 }])
 758
 759