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','$window','$q','egCore','egHolds','egCirc',
 151         'egGridDataProvider','egHoldGridActions','$timeout','holdingsSvc',
 152 function($scope , $routeParams , $location , $window , $q , egCore , egHolds , egCirc,
 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.stop_unload = false;
 175     $scope.$watch('stop_unload',
 176         function(newVal, oldVal) {
 177             if (newVal && newVal != oldVal && $scope.opac_iframe) {
 178                 $($scope.opac_iframe.dom.contentWindow).on('beforeunload', function(){
 179                     return 'There is unsaved data in this record.'
 180                 });
 181             } else {
 182                 if ($scope.opac_iframe)
 183                     $($scope.opac_iframe.dom.contentWindow).off('beforeunload');
 184             }
 185         }
 186     );
 187
 188     // Set the "last bib" cookie, if we have that
 189     if ($scope.record_id)
 190         egCore.hatch.setLocalItem("eg.cat.last_record_retrieved", $scope.record_id);
 191
 192     // also set it when the iframe changes to a new record
 193     $scope.handle_page = function(url) {
 194
 195         if (!url || url == 'about:blank') {
 196             // nothing loaded.  If we already have a record ID, leave it.
 197             return;
 198         }
 199
 200         var match = url.match(/\/+opac\/+record\/+(\d+)/);
 201         if (match) {
 202             $scope.record_id = match[1];
 203             egCore.hatch.setLocalItem("eg.cat.last_record_retrieved", $scope.record_id);
 204             $scope.holdings_record_id_changed($scope.record_id);
 205             init_parts_url();
 206         } else {
 207             delete $scope.record_id;
 208             $scope.from_route = false;
 209         }
 210
 211         // child scope is executing this function, so our digest doesn't fire ... thus,
 212         $scope.$apply();
 213
 214         if (!$scope.in_opac_call) {
 215             if ($scope.record_id) {
 216                 $scope.default_tab = egCore.hatch.getLocalItem( 'eg.cat.default_record_tab' );
 217                 tab = $routeParams.record_tab || $scope.default_tab || 'catalog';
 218             } else {
 219                 tab = $routeParams.record_tab || 'catalog';
 220             }
 221             $scope.set_record_tab(tab);
 222         } else {
 223             $scope.in_opac_call = false;
 224         }
 225     }
 226
 227     // xulG catalog handlers
 228     $scope.handlers = { }
 229
 230     // ------------------------------------------------------------------
 231     // Holdings
 232
 233     $scope.holdingsGridControls = {};
 234     $scope.holdingsGridDataProvider = egGridDataProvider.instance({
 235         get : function(offset, count) {
 236             return this.arrayNotifier(holdingsSvc.copies, offset, count);
 237         }
 238     });
 239
 240     // refresh the list of holdings when the record_id is changed.
 241     $scope.holdings_record_id_changed = function(id) {
 242         if ($scope.record_id != id) $scope.record_id = id;
 243         console.log('record id changed to ' + id + ', loading new holdings');
 244         holdingsSvc.fetch({
 245             rid : $scope.record_id,
 246             org : $scope.holdings_ou,
 247             copy: $scope.holdings_show_copies,
 248             vol : $scope.holdings_show_vols,
 249             empty: $scope.holdings_show_empty
 250         }).then(function() {
 251             $scope.holdingsGridDataProvider.refresh();
 252         });
 253     }
 254
 255     // refresh the list of holdings when the filter lib is changed.
 256     $scope.holdings_ou = egCore.org.get(egCore.auth.user().ws_ou());
 257     $scope.holdings_ou_changed = function(org) {
 258         $scope.holdings_ou = org;
 259         holdingsSvc.fetch({
 260             rid : $scope.record_id,
 261             org : $scope.holdings_ou,
 262             copy: $scope.holdings_show_copies,
 263             vol : $scope.holdings_show_vols,
 264             empty: $scope.holdings_show_empty
 265         }).then(function() {
 266             $scope.holdingsGridDataProvider.refresh();
 267         });
 268     }
 269
 270     $scope.holdings_cb_changed = function(cb,newVal,norefresh) {
 271         $scope[cb] = newVal;
 272         egCore.hatch.setItem('cat.' + cb, newVal);
 273         if (!norefresh) holdingsSvc.fetch({
 274             rid : $scope.record_id,
 275             org : $scope.holdings_ou,
 276             copy: $scope.holdings_show_copies,
 277             vol : $scope.holdings_show_vols,
 278             empty: $scope.holdings_show_empty
 279         }).then(function() {
 280             $scope.holdingsGridDataProvider.refresh();
 281         });
 282     }
 283
 284     egCore.hatch.getItem('cat.holdings_show_vols').then(function(x){
 285         if (typeof x ==  'undefined') x = true;
 286         $scope.holdings_cb_changed('holdings_show_vols',x,true);
 287         $('#holdings_show_vols').prop('checked', x);
 288     }).then(function(){
 289         egCore.hatch.getItem('cat.holdings_show_copies').then(function(x){
 290             if (typeof x ==  'undefined') x = true;
 291             $scope.holdings_cb_changed('holdings_show_copies',x,true);
 292             $('#holdings_show_copies').prop('checked', x);
 293         }).then(function(){
 294             egCore.hatch.getItem('cat.holdings_show_empty').then(function(x){
 295                 if (typeof x ==  'undefined') x = true;
 296                 $scope.holdings_cb_changed('holdings_show_empty',x);
 297                 $('#holdings_show_empty').prop('checked', x);
 298             })
 299         })
 300     });
 301
 302     $scope.holdings_checkbox_handler = function (item) {
 303         $scope.holdings_cb_changed(item.checkbox,item.checked);
 304     }
 305
 306     function gatherSelectedHoldingsIds () {
 307         var cp_id_list = [];
 308         angular.forEach(
 309             $scope.holdingsGridControls.selectedItems(),
 310             function (item) { cp_id_list = cp_id_list.concat(item.id_list) }
 311         );
 312         return cp_id_list;
 313     }
 314
 315     spawnHoldingsEdit = function (hide_vols,hide_copies){
 316         egCore.net.request(
 317             'open-ils.actor',
 318             'open-ils.actor.anon_cache.set_value',
 319             null, 'edit-these-copies', {
 320                 record_id: $scope.record_id,
 321                 copies: gatherSelectedHoldingsIds(),
 322                 hide_vols : hide_vols,
 323                 hide_copies : hide_copies
 324             }
 325         ).then(function(key) {
 326             if (key) {
 327                 var url = egCore.env.basePath + 'cat/volcopy/' + key;
 328                 $timeout(function() { $window.open(url, '_blank') });
 329             } else {
 330                 alert('Could not create anonymous cache key!');
 331             }
 332         });
 333     }
 334     $scope.selectedHoldingsVolCopyEdit = function () { spawnHoldingsEdit(false,false) }
 335     $scope.selectedHoldingsVolEdit = function () { spawnHoldingsEdit(false,true) }
 336     $scope.selectedHoldingsCopyEdit = function () { spawnHoldingsEdit(true,false) }
 337
 338     $scope.selectedHoldingsItemStatus = function (){
 339         var url = egCore.env.basePath + 'cat/item/search/' + gatherSelectedHoldingsIds().join(',')
 340         $timeout(function() { $window.open(url, '_blank') });
 341     }
 342
 343     $scope.selectedHoldingsItemStatusDetail = function (){
 344         angular.forEach(
 345             gatherSelectedHoldingsIds(),
 346             function (cid) {
 347                 var url = egCore.env.basePath +
 348                           'cat/item/' + cid;
 349                 $timeout(function() { $window.open(url, '_blank') });
 350             }
 351         );
 352     }
 353
 354     $scope.selectedHoldingsItemStatusTgrEvt = function (){
 355         angular.forEach(
 356             gatherSelectedHoldingsIds(),
 357             function (cid) {
 358                 var url = egCore.env.basePath +
 359                           'cat/item/' + cid + '/triggered_events';
 360                 $timeout(function() { $window.open(url, '_blank') });
 361             }
 362         );
 363     }
 364
 365     $scope.selectedHoldingsItemStatusHolds = function (){
 366         angular.forEach(
 367             gatherSelectedHoldingsIds(),
 368             function (cid) {
 369                 var url = egCore.env.basePath +
 370                           'cat/item/' + cid + '/holds';
 371                 $timeout(function() { $window.open(url, '_blank') });
 372             }
 373         );
 374     }
 375
 376     $scope.selectedHoldingsDamaged = function () {
 377         egCirc.mark_damaged(gatherSelectedHoldingsIds()).then(function() {
 378             holdingsSvc.fetch({
 379                 rid : $scope.record_id,
 380                 org : $scope.holdings_ou,
 381                 copy: $scope.holdings_show_copies,
 382                 vol : $scope.holdings_show_vols,
 383                 empty: $scope.holdings_show_empty
 384             }).then(function() {
 385                 $scope.holdingsGridDataProvider.refresh();
 386             });
 387         });
 388     }
 389
 390     $scope.selectedHoldingsMissing = function () {
 391         egCirc.mark_missing(gatherSelectedHoldingsIds()).then(function() {
 392             holdingsSvc.fetch({
 393                 rid : $scope.record_id,
 394                 org : $scope.holdings_ou,
 395                 copy: $scope.holdings_show_copies,
 396                 vol : $scope.holdings_show_vols,
 397                 empty: $scope.holdings_show_empty
 398             }).then(function() {
 399                 $scope.holdingsGridDataProvider.refresh();
 400             });
 401         });
 402     }
 403
 404
 405     // ------------------------------------------------------------------
 406     // Holds
 407     var provider = egGridDataProvider.instance({});
 408     $scope.hold_grid_data_provider = provider;
 409     $scope.grid_actions = egHoldGridActions;
 410     $scope.grid_actions.refresh = function () { provider.refresh() };
 411     $scope.hold_grid_controls = {};
 412
 413     var hold_ids = []; // current list of holds
 414     function fetchHolds(offset, count) {
 415         var ids = hold_ids.slice(offset, offset + count);
 416         return egHolds.fetch_holds(ids).then(null, null,
 417             function(hold_data) {
 418                 return hold_data;
 419             }
 420         );
 421     }
 422
 423     provider.get = function(offset, count) {
 424         if ($scope.record_tab != 'holds') return $q.when();
 425         var deferred = $q.defer();
 426         hold_ids = []; // no caching ATM
 427
 428         // fetch the IDs
 429         egCore.net.request(
 430             'open-ils.circ',
 431             'open-ils.circ.holds.retrieve_all_from_title',
 432             egCore.auth.token(), $scope.record_id,
 433             {pickup_lib : egCore.org.descendants($scope.pickup_ou.id(), true)}
 434         ).then(
 435             function(hold_data) {
 436                 angular.forEach(hold_data, function(list, type) {
 437                     hold_ids = hold_ids.concat(list);
 438                 });
 439                 fetchHolds(offset, count).then(
 440                     deferred.resolve, null, deferred.notify);
 441             }
 442         );
 443
 444         return deferred.promise;
 445     }
 446
 447     $scope.detail_view = function(action, user_data, items) {
 448         if (h = items[0]) {
 449             $scope.detail_hold_id = h.hold.id();
 450         }
 451     }
 452
 453     $scope.list_view = function(items) {
 454          $scope.detail_hold_id = null;
 455     }
 456
 457     // refresh the list of record holds when the pickup lib is changed.
 458     $scope.pickup_ou = egCore.org.get(egCore.auth.user().ws_ou());
 459     $scope.pickup_ou_changed = function(org) {
 460         $scope.pickup_ou = org;
 461         provider.refresh();
 462     }
 463
 464     $scope.print_holds = function() {
 465         var holds = [];
 466         angular.forEach($scope.hold_grid_controls.allItems(), function(item) {
 467             holds.push({
 468                 hold : egCore.idl.toHash(item.hold),
 469                 patron_last : item.patron_last,
 470                 patron_alias : item.patron_alias,
 471                 patron_barcode : item.patron_barcode,
 472                 copy : egCore.idl.toHash(item.copy),
 473                 volume : egCore.idl.toHash(item.volume),
 474                 title : item.mvr.title(),
 475                 author : item.mvr.author()
 476             });
 477         });
 478
 479         egCore.print.print({
 480             context : 'receipt',
 481             template : 'holds_for_bib',
 482             scope : {holds : holds}
 483         });
 484     }
 485
 486     $scope.mark_hold_transfer_dest = function() {
 487         egCore.hatch.setLocalItem(
 488             'eg.circ.hold.title_transfer_target', $scope.record_id);
 489     }
 490
 491     // UI presents this option as "all holds"
 492     $scope.transfer_holds_to_marked = function() {
 493         var hold_ids = $scope.hold_grid_controls.allItems().map(
 494             function(hold_data) {return hold_data.hold.id()});
 495         egHolds.transfer_to_marked_title(hold_ids);
 496     }
 497
 498     // ------------------------------------------------------------------
 499     // Initialize the selected tab
 500
 501     function init_cat_url() {
 502         // Set the initial catalog URL.  This only happens once.
 503         // The URL is otherwise generated through user navigation.
 504         if ($scope.catalog_url) return;
 505
 506         var url = $location.absUrl().replace(/\/staff.*/, '/opac/advanced');
 507
 508         // A record ID in the path indicates a request for the record-
 509         // specific page.
 510         if ($routeParams.record_id) {
 511             url = url.replace(/advanced/, '/record/' + $scope.record_id);
 512         }
 513
 514         $scope.catalog_url = url;
 515     }
 516
 517     function init_parts_url() {
 518         $scope.parts_url = $location
 519             .absUrl()
 520             .replace(
 521                 /\/staff.*/,
 522                 '/conify/global/biblio/monograph_part?r='+$scope.record_id
 523             );
 524     }
 525
 526     $scope.set_record_tab = function(tab) {
 527         $scope.record_tab = tab;
 528
 529         switch(tab) {
 530
 531             case 'monoparts':
 532                 init_parts_url();
 533                 break;
 534
 535             case 'catalog':
 536                 init_cat_url();
 537                 break;
 538
 539             case 'holds':
 540                 $scope.detail_hold_record_id = $scope.record_id;
 541                 // refresh the holds grid
 542                 provider.refresh();
 543                 break;
 544         }
 545     }
 546
 547     $scope.set_default_record_tab = function() {
 548         egCore.hatch.setLocalItem(
 549             'eg.cat.default_record_tab', $scope.record_tab);
 550         $timeout(function(){$scope.default_tab = $scope.record_tab});
 551     }
 552
 553     var tab;
 554     if ($scope.record_id) {
 555         $scope.default_tab = egCore.hatch.getLocalItem( 'eg.cat.default_record_tab' );
 556         tab = $routeParams.record_tab || $scope.default_tab || 'catalog';
 557
 558     } else {
 559         tab = $routeParams.record_tab || 'catalog';
 560     }
 561     $scope.set_record_tab(tab);
 562
 563 }])
 564
 565 .controller('URLVerifyCtrl',
 566        ['$scope','$location',
 567 function($scope , $location) {
 568     $scope.verifyurls_url = $location.absUrl().replace(/\/staff.*/, '/url_verify/sessions');
 569 }])
 570
 571 .controller('VandelayCtrl',
 572        ['$scope','$location',
 573 function($scope , $location) {
 574     $scope.vandelay_url = $location.absUrl().replace(/\/staff.*/, '/vandelay/vandelay');
 575 }])
 576
 577 .controller('ManageAuthoritiesCtrl',
 578        ['$scope','$location',
 579 function($scope , $location) {
 580     $scope.manageauthorities_url = $location.absUrl().replace(/\/staff.*/, '/cat/authority/list');
 581 }])
 582
 583 .controller('BatchEditCtrl',
 584        ['$scope','$location','$routeParams',
 585 function($scope , $location , $routeParams) {
 586     $scope.batchedit_url = $location.absUrl().replace(/\/eg.*/, '/opac/extras/merge_template');
 587     if ($routeParams.container_type) {
 588         switch ($routeParams.container_type) {
 589             case 'bucket':
 590                 $scope.batchedit_url += '?recordSource=b&containerid=' + $routeParams.container_id;
 591                 break;
 592             case 'record':
 593                 $scope.batchedit_url += '?recordSource=r&recid=' + $routeParams.container_id;
 594                 break;
 595         };
 596     }
 597 }])
 598
 599
 600 .filter('boolText', function(){
 601     return function (v) {
 602         return v == 't';
 603     }
 604 })
 605
 606 .factory('holdingsSvc',
 607        ['egCore','$q',
 608 function(egCore , $q) {
 609
 610     var service = {
 611         ongoing : false,
 612         copies : [], // record search results
 613         index : 0, // search grid index
 614         org : null,
 615         rid : null
 616     };
 617
 618     service.flesh = {
 619         flesh : 2,
 620         flesh_fields : {
 621             acp : ['status','location'],
 622             acn : ['prefix','suffix','copies']
 623         }
 624     }
 625
 626     // resolved with the last received copy
 627     service.fetch = function(opts) {
 628         if (service.ongoing) {
 629             console.log('Skipping fetch, ongoing = true');
 630             return $q.when();
 631         }
 632
 633         var rid = opts.rid;
 634         var org = opts.org;
 635         var copy = opts.copy;
 636         var vol = opts.vol;
 637         var empty = opts.empty;
 638
 639         if (!rid) return $q.when();
 640         if (!org) return $q.when();
 641
 642         service.ongoing = true;
 643
 644         service.rid = rid;
 645         service.org = org;
 646         service.copies = [];
 647         service.index = 0;
 648
 649         var org_list = egCore.org.descendants(org.id(), true);
 650         console.log('Holdings fetch with: rid='+rid+' org='+org_list+' copy='+copy+' vol='+vol+' empty='+empty);
 651
 652         return egCore.pcrud.search(
 653             'acn',
 654             {record : rid, owning_lib : org_list, deleted : 'f'},
 655             service.flesh
 656         ).then(
 657             function() { // finished
 658                 service.copies = service.copies.sort(
 659                     function (a, b) {
 660                         function compare_array (x, y, i) {
 661                             if (x[i] && y[i]) { // both have values
 662                                 if (x[i] == y[i]) { // need to look deeper
 663                                     return compare_array(x, y, ++i);
 664                                 }
 665
 666                                 if (x[i] < y[i]) { // x is first
 667                                     return -1;
 668                                 } else if (x[i] > y[i]) { // y is first
 669                                     return 1;
 670                                 }
 671
 672                             } else { // no orgs to compare ...
 673                                 if (x[i]) return -1;
 674                                 if (y[i]) return 1;
 675                             }
 676                             return 0;
 677                         }
 678
 679                         var owner_order = compare_array(a.owner_list, b.owner_list, 0);
 680                         if (!owner_order) {
 681                             // now compare on CN label
 682                             if (a.call_number.label < b.call_number.label) return -1;
 683                             if (a.call_number.label > b.call_number.label) return 1;
 684
 685                             // try copy number
 686                             if (a.copy_number < b.copy_number) return -1;
 687                             if (a.copy_number > b.copy_number) return 1;
 688
 689                             // finally, barcode
 690                             if (a.barcode < b.barcode) return -1;
 691                             if (a.barcode > b.barcode) return 1;
 692                         }
 693                         return owner_order;
 694                     }
 695                 );
 696
 697                 // create a label using just the unique part of the owner list
 698                 var index = 0;
 699                 var prev_owner_list;
 700                 angular.forEach(service.copies, function (cp) {
 701                     if (!prev_owner_list) {
 702                         cp.owner_label = cp.owner_list.join(' ... ');
 703                     } else {
 704                         var current_owner_list = cp.owner_list.slice();
 705                         while (current_owner_list[1] && prev_owner_list[1] && current_owner_list[0] == prev_owner_list[0]) {
 706                             current_owner_list.shift();
 707                             prev_owner_list.shift();
 708                         }
 709                         cp.owner_label = current_owner_list.join(' ... ');
 710                     }
 711
 712                     cp.index = index++;
 713                     prev_owner_list = cp.owner_list.slice();
 714                 });
 715
 716                 var new_list = service.copies;
 717                 if (!copy || !vol) { // collapse copy rows, supply a count instead
 718
 719                     index = 0;
 720                     var cp_list = [];
 721                     var prev_key;
 722                     var current_blob = {};
 723                     angular.forEach(new_list, function (cp) {
 724                         if (!prev_key) {
 725                             prev_key = cp.owner_list.join('') + cp.call_number.label;
 726                             if (cp.barcode) current_blob.copy_count = 1;
 727                             current_blob.index = index++;
 728                             current_blob.id_list = cp.id_list;
 729                             current_blob.call_number = cp.call_number;
 730                             current_blob.owner_list = cp.owner_list;
 731                             current_blob.owner_label = cp.owner_label;
 732                         } else {
 733                             var current_key = cp.owner_list.join('') + cp.call_number.label;
 734                             if (prev_key == current_key) { // collapse into current_blob
 735                                 current_blob.copy_count++;
 736                                 current_blob.id_list = current_blob.id_list.concat(cp.id_list);
 737                             } else {
 738                                 current_blob.barcode = current_blob.copy_count;
 739                                 cp_list.push(current_blob);
 740                                 prev_key = current_key;
 741                                 current_blob = {};
 742                                 if (cp.barcode) current_blob.copy_count = 1;
 743                                 current_blob.index = index++;
 744                                 current_blob.id_list = cp.id_list;
 745                                 current_blob.owner_label = cp.owner_label;
 746                                 current_blob.call_number = cp.call_number;
 747                                 current_blob.owner_list = cp.owner_list;
 748                             }
 749                         }
 750                     });
 751
 752                     current_blob.barcode = current_blob.copy_count;
 753                     cp_list.push(current_blob);
 754                     new_list = cp_list;
 755
 756                     if (!vol) { // do the same for vol rows
 757
 758                         index = 0;
 759                         var cn_list = [];
 760                         prev_key = '';
 761                         var current_blob = {};
 762                         angular.forEach(cp_list, function (cp) {
 763                             if (!prev_key) {
 764                                 prev_key = cp.owner_list.join('');
 765                                 current_blob.index = index++;
 766                                 current_blob.id_list = cp.id_list;
 767                                 current_blob.cn_count = 1;
 768                                 current_blob.copy_count = cp.copy_count;
 769                                 current_blob.owner_list = cp.owner_list;
 770                                 current_blob.owner_label = cp.owner_label;
 771                             } else {
 772                                 var current_key = cp.owner_list.join('');
 773                                 if (prev_key == current_key) { // collapse into current_blob
 774                                     current_blob.cn_count++;
 775                                     current_blob.copy_count += cp.copy_count;
 776                                     current_blob.id_list = current_blob.id_list.concat(cp.id_list);
 777                                 } else {
 778                                     current_blob.barcode = current_blob.copy_count;
 779                                     current_blob.call_number = { label : current_blob.cn_count };
 780                                     cn_list.push(current_blob);
 781                                     prev_key = current_key;
 782                                     current_blob = {};
 783                                     current_blob.index = index++;
 784                                     current_blob.id_list = cp.id_list;
 785                                     current_blob.owner_label = cp.owner_label;
 786                                     current_blob.cn_count = 1;
 787                                     current_blob.copy_count = cp.copy_count;
 788                                     current_blob.owner_list = cp.owner_list;
 789                                 }
 790                             }
 791                         });
 792
 793                         current_blob.barcode = current_blob.copy_count;
 794                         current_blob.call_number = { label : current_blob.cn_count };
 795                         cn_list.push(current_blob);
 796                         new_list = cn_list;
 797
 798                     }
 799                 }
 800
 801                 service.copies = new_list;
 802                 service.ongoing = false;
 803             },
 804
 805             null, // error
 806
 807             // notify reads the stream of copies, one at a time.
 808             function(cn) {
 809
 810                 var copies = cn.copies();
 811                 cn.copies([]);
 812
 813                 angular.forEach(copies, function (cp) {
 814                     cp.call_number(cn);
 815                 });
 816
 817                 var flat = egCore.idl.toHash(copies);
 818                 if (flat[0]) {
 819                     var owner = egCore.org.get(flat[0].call_number.owning_lib);
 820
 821                     var owner_name_list = [];
 822                     while (owner.parent_ou()) { // we're going to skip the top of the tree...
 823                         owner_name_list.unshift(owner.name());
 824                         owner = egCore.org.get(owner.parent_ou());
 825                     }
 826
 827                     angular.forEach(flat, function (cp) {
 828                         cp.owner_list = owner_name_list;
 829                         cp.id_list = [cp.id];
 830                     });
 831
 832                     service.copies = service.copies.concat(flat);
 833
 834                     if (empty && flat.length == 0) {
 835                         service.copies.push({
 836                             owner_list : owner_name_list,
 837                             call_number: egCore.idl.toHash(cn)
 838                         });
 839                     }
 840                 }
 841
 842                 return cn;
 843             }
 844         );
 845     }
 846
 847     return service;
 848 }])
 849
 850