Open-ILS/xul/staff_client/server/cat/z3950.js

   1 dump('entering cat.z3950.js\n');
   2
   3 if (typeof cat == 'undefined') cat = {};
   4 cat.z3950 = function (params) {
   5         try {
   6                 netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
   7                 JSAN.use('util.error'); this.error = new util.error();
   8                 JSAN.use('util.network'); this.network = new util.network();
   9         } catch(E) {
  10                 dump('cat.z3950: ' + E + '\n');
  11         }
  12 }
  13
  14 cat.z3950.prototype = {
  15
  16         'creds_version' : 1,
  17
  18         'init' : function( params ) {
  19
  20                 try {
  21                         netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
  22                         JSAN.use('util.widgets');
  23
  24                         var obj = this;
  25
  26                         obj.load_creds();
  27
  28                         JSAN.use('circ.util');
  29                         var columns = circ.util.columns(
  30                                 {
  31                                         'tcn' : { 'hidden' : false },
  32                                         'isbn' : { 'hidden' : false },
  33                                         'title' : { 'hidden' : false, 'flex' : '1' },
  34                                         'author' : { 'hidden' : false },
  35                                         'edition' : { 'hidden' : false },
  36                                         'pubdate' : { 'hidden' : false },
  37                                         'publisher' : { 'hidden' : false },
  38                                 }
  39                         );
  40
  41                         JSAN.use('util.list'); obj.list = new util.list('results');
  42                         obj.list.init(
  43                                 {
  44                                         'columns' : columns,
  45                                         'map_row_to_column' : circ.util.std_map_row_to_column(),
  46                                         'on_select' : function(ev) {
  47                                                 try {
  48                                                         JSAN.use('util.functional');
  49                                                         var sel = obj.list.retrieve_selection();
  50                                                         var list = util.functional.map_list(
  51                                                                 sel,
  52                                                                 function(o) { return o.getAttribute('retrieve_id'); }
  53                                                         );
  54                                                         obj.error.sdump('D_TRACE','cat/z3950: selection list = ' + js2JSON(list) );
  55                                                         obj.controller.view.marc_import.disabled = false;
  56                                                         obj.controller.view.marc_import.setAttribute('retrieve_id',list[0]);
  57                                                         obj.controller.view.marc_view.disabled = false;
  58                                                         obj.controller.view.marc_view.setAttribute('retrieve_id',list[0]);
  59                                                 } catch(E) {
  60                                                         obj.error.standard_unexpected_error_alert('Failure during list construction.',E);
  61                                                 }
  62                                         },
  63                                 }
  64                         );
  65
  66                         JSAN.use('util.controller'); obj.controller = new util.controller();
  67                         obj.controller.init(
  68                                 {
  69                                         control_map : {
  70                                                 'cmd_broken' : [
  71                                                         ['command'],
  72                                                         function() { alert('Not Yet Implemented'); }
  73                                                 ],
  74                                                 'result_message' : [['render'],function(e){return function(){};}],
  75                                                 'clear' : [
  76                                                         ['command'],
  77                                                         function() {
  78                                                                 obj.clear();
  79                                                         }
  80                                                 ],
  81                                                 'save_creds' : [
  82                                                         ['command'],
  83                                                         function() {
  84                                                                 obj.save_creds();
  85                                                         }
  86                                                 ],
  87                                                 'marc_view' : [
  88                                                         ['command'],
  89                                                         function(ev) {
  90                                                                 try {
  91                                                                 var n = obj.controller.view.marc_view;
  92                                                                 if (n.getAttribute('toggle') == '1') {
  93                                                                         document.getElementById('deck').selectedIndex = 0;
  94                                                                         n.setAttribute('toggle','0');
  95                                                                         n.setAttribute('label','MARC View');
  96                                                                 } else {
  97                                                                         document.getElementById('deck').selectedIndex = 1;
  98                                                                         n.setAttribute('toggle','1');
  99                                                                         n.setAttribute('label','Results View');
 100                                                                         netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
 101                                                                         var f = document.getElementById('marc_frame').contentWindow;
 102                                                                         f.xulG = { 'marcxml' : obj.results.records[ n.getAttribute('retrieve_id') ].marcxml };
 103                                                                         f.my_init();
 104                                                                 }
 105                                                                 } catch(E) {
 106                                                                         alert(E);
 107                                                                 }
 108                                                         },
 109                                                 ],
 110                                                 'marc_import' : [
 111                                                         ['command'],
 112                                                         function() {
 113                                                                 obj.spawn_marc_editor(
 114                                                                         obj.results.records[
 115                                                                                 obj.controller.view.marc_import.getAttribute('retrieve_id')
 116                                                                         ].marcxml
 117                                                                 );
 118                                                         },
 119                                                 ],
 120                                                 'search' : [
 121                                                         ['command'],
 122                                                         function() {
 123                                                                 obj.initial_search();
 124                                                         },
 125                                                 ],
 126                                                 'page_next' : [
 127                                                         ['command'],
 128                                                         function() {
 129                                                                 obj.page_next();
 130                                                         },
 131                                                 ],
 132                                                 'raw_search' : [
 133                                                         ['command'],
 134                                                         function() {
 135                                                                 var raw = window.prompt('Enter raw z39.50 search string: ','','Raw Z39.50 Search');
 136                                                                 if (raw) obj.initial_raw_search(raw);
 137                                                         },
 138                                                 ],
 139                                                 'menu_placeholder' : [
 140                                                         ['render'],
 141                                                         function(e) {
 142                                                                 return function() {
 143                                                                         try {
 144
 145                                                                                 function handle_switch(node) {
 146                                                                                         var service = obj.controller.view.service_menu.value;
 147                                                                                         var nl = document.getElementsByAttribute('mytype','search_class');
 148                                                                                         for (var i = 0; i < nl.length; i++) { nl[i].disabled = true; }
 149                                                                                         for (var i in obj.services[service].attrs) {
 150                                                                                                 var x = document.getElementById(i + '_input');
 151                                                                                                 if (x) {
 152                                                                                                         x.disabled = false;
 153                                                                                                 } else {
 154                                                                                                         var rows = document.getElementById('query_inputs');
 155                                                                                                         var row = document.createElement('row'); rows.appendChild(row);
 156                                                                                                         var label = document.createElement('label');
 157                                                                                                         label.setAttribute('control',i+'_input');
 158                                                                                                         label.setAttribute('search_class',i);
 159                                                                                                         if (entities['staff.z39_50.search_class.'+i]) {
 160                                                                                                                 label.setAttribute('value',entities['staff.z39_50.search_class.'+i]);
 161                                                                                                         } else {
 162                                                                                                                 label.setAttribute('value',i);
 163                                                                                                         }
 164                                                                                                         row.appendChild(label);
 165                                                                                                         label.addEventListener('click',function(ev){
 166                                                                                                                         var a = ev.target.getAttribute('search_class');
 167                                                                                                                         if (a) obj.default_attr = a;
 168                                                                                                                 },false
 169                                                                                                         );
 170                                                                                                         var tb = document.createElement('textbox');
 171                                                                                                         tb.setAttribute('id',i+'_input');
 172                                                                                                         tb.setAttribute('mytype','search_class');
 173                                                                                                         tb.setAttribute('search_class',i);
 174                                                                                                         row.appendChild(tb);
 175                                                                                                         tb.addEventListener('keypress',obj.handle_enter,false);
 176                                                                                                 }
 177                                                                                         }
 178                                                                                         if (obj.creds.services[ service ]) {
 179                                                                                                 document.getElementById('username').setAttribute('value',
 180                                                                                                         obj.creds.services[service].username
 181                                                                                                 );
 182                                                                                                 document.getElementById('password').setAttribute('value',
 183                                                                                                         obj.creds.services[service].password
 184                                                                                                 );
 185                                                                                                 obj.focus(service);
 186                                                                                         } else {
 187                                                                                                 document.getElementById('username').focus();
 188                                                                                         }
 189                                                                                 }
 190
 191                                                                                 var robj = obj.network.simple_request(
 192                                                                                         'RETRIEVE_Z3950_SERVICES',
 193                                                                                         [ ses() ]
 194                                                                                 );
 195                                                                                 if (typeof robj.ilsevent != 'undefined') throw(robj);
 196                                                                                 obj.services = robj;
 197                                                                                 var list = [];
 198                                                                                 for (var i in robj) {
 199                                                                                         list.push(
 200                                                                                                 [
 201                                                                                                         i + ' : ' + robj[i].db + '@' + robj[i].host + ':' + robj[i].port,
 202                                                                                                         i
 203                                                                                                 ]
 204                                                                                         );
 205                                                                                 }
 206                                                                                 util.widgets.remove_children(e);
 207                                                                                 var ml = util.widgets.make_menulist( list );
 208                                                                                 ml.setAttribute('flex','1');
 209                                                                                 e.appendChild(ml);
 210                                                                                 ml.addEventListener(
 211                                                                                         'command',
 212                                                                                         function(ev) { handle_switch(ev.target); },
 213                                                                                         false
 214                                                                                 );
 215                                                                                 obj.controller.view.service_menu = ml;
 216                                                                                 setTimeout(
 217                                                                                         function() {
 218                                                                                                 if (obj.creds.default_service) ml.value = obj.creds.default_service;
 219                                                                                                 handle_switch(ml);
 220                                                                                         },0
 221                                                                                 );
 222                                                                         } catch(E) {
 223                                                                                 alert(E);
 224                                                                                 obj.error.standard_unexpected_error_alert('Z39.50 services not likely retrieved.',E);
 225                                                                         }
 226                                                                 }
 227                                                         }
 228                                                 ],
 229                                         }
 230                                 }
 231                         );
 232
 233                         obj.controller.render();
 234
 235                         obj.controller.view.username = document.getElementById('username');
 236                         obj.controller.view.password = document.getElementById('password');
 237
 238                 } catch(E) {
 239                         this.error.sdump('D_ERROR','cat.z3950.init: ' + E + '\n');
 240                 }
 241         },
 242
 243         'focus' : function(service) {
 244                 var obj = this;
 245                 var x = obj.creds.services[service].default_attr;
 246                 if (x) {
 247                         document.getElementById(x+'_input').focus();
 248                 } else {
 249                         var y;
 250                         for (var i in obj.services[service].attr) { y = i; }
 251                         document.getElementById(y+'_input').focus();
 252                 }
 253         },
 254
 255         'clear' : function() {
 256                 var obj = this;
 257                 var nl = document.getElementsByAttribute('mytype','search_class');
 258                 for (var i = 0; i < nl.length; i++) { nl[i].value = ''; nl[i].setAttribute('value',''); }
 259                 obj.focus(obj.controller.view.service_menu.value);
 260         },
 261
 262         'search_params' : {},
 263
 264         'initial_search' : function() {
 265                 try {
 266                         var obj = this;
 267                         JSAN.use('util.widgets');
 268                         util.widgets.remove_children( obj.controller.view.result_message );
 269                         var x = document.createElement('description'); obj.controller.view.result_message.appendChild(x);
 270                         x.appendChild( document.createTextNode( 'Searching...' ));
 271                         obj.search_params = {}; obj.list.clear();
 272                         obj.controller.view.page_next.disabled = true;
 273
 274                         obj.search_params.service = obj.controller.view.service_menu.value;
 275                         obj.search_params.username = obj.controller.view.username.value;
 276                         obj.search_params.password = obj.controller.view.password.value;
 277                         obj.search_params.limit = 10;
 278                         obj.search_params.offset = 0;
 279
 280                         obj.search_params.search = {};
 281                         var nl = document.getElementsByAttribute('mytype','search_class');
 282                         var count = 0;
 283                         for (var i = 0; i < nl.length; i++) {
 284                                 if (nl[i].disabled) continue;
 285                                 if (nl[i].value == '') continue;
 286                                 count++;
 287                                 obj.search_params.search[ nl[i].getAttribute('search_class') ] = nl[i].value;
 288                         }
 289                         if (count>0) {
 290                                 obj.search();
 291                         } else {
 292                                 util.widgets.remove_children( obj.controller.view.result_message );
 293                         }
 294                 } catch(E) {
 295                         this.error.standard_unexpected_error_alert('Failure during initial search.',E);
 296                 }
 297         },
 298
 299         'initial_raw_search' : function(raw) {
 300                 try {
 301                         var obj = this;
 302                         JSAN.use('util.widgets');
 303                         util.widgets.remove_children( obj.controller.view.result_message );
 304                         var x = document.createElement('description'); obj.controller.view.result_message.appendChild(x);
 305                         x.appendChild( document.createTextNode( 'Searching...' ) );
 306                         obj.search_params = {}; obj.result_count = 0; obj.list.clear();
 307                         obj.controller.view.page_next.disabled = true;
 308
 309                         obj.search_params.service = obj.controller.view.service_menu.value;
 310                         obj.search_params.username = obj.controller.view.username.value;
 311                         obj.search_params.password = obj.controller.view.password.value;
 312                         obj.search_params.limit = 10;
 313                         obj.search_params.offset = 0;
 314
 315                         obj.search_params.query = raw;
 316
 317                         obj.search();
 318                 } catch(E) {
 319                         this.error.standard_unexpected_error_alert('Failure during initial raw search.',E);
 320                 }
 321         },
 322
 323         'page_next' : function() {
 324                 try {
 325                         var obj = this;
 326                         JSAN.use('util.widgets');
 327                         util.widgets.remove_children( obj.controller.view.result_message );
 328                         var x = document.createElement('description'); obj.controller.view.result_message.appendChild(x);
 329                         x.appendChild( document.createTextNode( 'Retrieving more results...' ));
 330                         obj.search_params.offset += obj.search_params.limit;
 331                         obj.search();
 332                 } catch(E) {
 333                         this.error.standard_unexpected_error_alert('Failure during subsequent search.',E);
 334                 }
 335         },
 336
 337         'search' : function() {
 338                 try {
 339                         var obj = this;
 340                         var method;
 341                         if (typeof obj.search_params.query == 'undefined') {
 342                                 method = 'FM_BLOB_RETRIEVE_VIA_Z3950_SEARCH';
 343                         } else {
 344                                 method = 'FM_BLOB_RETRIEVE_VIA_Z3950_RAW_SEARCH';
 345                         }
 346                         obj.network.simple_request(
 347                                 method,
 348                                 [ ses(), obj.search_params ],
 349                                 function(req) {
 350                                         obj.handle_results(req.getResultObject())
 351                                 }
 352                         );
 353                 } catch(E) {
 354                         this.error.standard_unexpected_error_alert('Failure during actual search.',E);
 355                 }
 356         },
 357
 358         'handle_results' : function(results) {
 359                 var obj = this;
 360                 try {
 361                         JSAN.use('util.widgets');
 362                         util.widgets.remove_children( obj.controller.view.result_message ); var x;
 363                         if (results == null) {
 364                                 x = document.createElement('description'); obj.controller.view.result_message.appendChild(x);
 365                                 x.appendChild( document.createTextNode( 'Server Error: request returned null' ));
 366                                 return;
 367                         }
 368                         if (typeof results.ilsevent != 'undefined') {
 369                                 x = document.createElement('description'); obj.controller.view.result_message.appendChild(x);
 370                                 x.appendChild( document.createTextNode( 'Server Error: ' + results.textcode + ' : ' + results.desc ));
 371                                 return;
 372                         }
 373                         if (results.query) {
 374                                 x = document.createElement('description'); obj.controller.view.result_message.appendChild(x);
 375                                 x.appendChild( document.createTextNode( 'Raw query: ' + results.query ));
 376                         }
 377                         if (results.count) {
 378                                 if (results.records) {
 379                                         x = document.createElement('description'); obj.controller.view.result_message.appendChild(x);
 380                                         x.appendChild(
 381                                                 document.createTextNode( 'Showing ' + (obj.search_params.offset + results.records.length) + ' of ' + results.count)
 382                                         );
 383                                 }
 384                                 if (obj.search_params.offset + obj.search_params.limit <= results.count) {
 385                                         obj.controller.view.page_next.disabled = false;
 386                                 }
 387                         } else {
 388                                         x = document.createElement('description'); obj.controller.view.result_message.appendChild(x);
 389                                         x.appendChild(
 390                                                 document.createTextNode( results.count + ' records found')
 391                                         );
 392                         }
 393                         if (results.records) {
 394                                 obj.results = results;
 395                                 obj.controller.view.marc_import.disabled = true;
 396                                 var x = obj.controller.view.marc_view;
 397                                 if (x.getAttribute('toggle') == '0') x.disabled = true;
 398                                 for (var i = 0; i < obj.results.records.length; i++) {
 399                                         obj.list.append(
 400                                                 {
 401                                                         'retrieve_id' : i,
 402                                                         'row' : {
 403                                                                 'my' : {
 404                                                                         'mvr' : function(a){return a;}(obj.results.records[i].mvr),
 405                                                                 }
 406                                                         }
 407                                                 }
 408                                         );
 409                                 }
 410                         } else {
 411                                 x = document.createElement('description'); obj.controller.view.result_message.appendChild(x);
 412                                 x.appendChild(
 413                                         document.createTextNode( 'Error retrieving results.')
 414                                 );
 415                         }
 416                 } catch(E) {
 417                         this.error.standard_unexpected_error_alert('Failure during search result handling.',E);
 418                 }
 419         },
 420
 421         'replace_tab_with_opac' : function(doc_id) {
 422                 var opac_url = xulG.url_prefix( urls.opac_rdetail ) + '?r=' + doc_id;
 423                 var content_params = {
 424                         'session' : ses(),
 425                         'authtime' : ses('authtime'),
 426                         'opac_url' : opac_url,
 427                 };
 428                 xulG.set_tab(
 429                         xulG.url_prefix(urls.XUL_OPAC_WRAPPER),
 430                         {'tab_name':'Retrieving title...'},
 431                         content_params
 432                 );
 433         },
 434
 435         'spawn_marc_editor' : function(my_marcxml) {
 436                 var obj = this;
 437                 xulG.new_tab(
 438                         xulG.url_prefix(urls.XUL_MARC_EDIT),
 439                         { 'tab_name' : 'MARC Editor' },
 440                         {
 441                                 'record' : { 'marc' : my_marcxml },
 442                                 'save' : {
 443                                         'label' : 'Import Record',
 444                                         'func' : function (new_marcxml) {
 445                                                 try {
 446                                                         var r = obj.network.simple_request('MARC_XML_RECORD_IMPORT', [ ses(), new_marcxml ]);
 447                                                         if (typeof r.ilsevent != 'undefined') {
 448                                                                 switch(r.ilsevent) {
 449                                                                         case 1704 /* TCN_EXISTS */ :
 450                                                                                 var msg = 'A record with with TCN ' + r.payload.tcn + ' already exists.\nFIXME: add record summary here';
 451                                                                                 var title = 'Import Collision';
 452                                                                                 var btn1 = 'Overlay';
 453                                                                                 var btn2 = typeof r.payload.new_tcn == 'undefined' ? null : 'Import with alternate TCN ' + r.payload.new_tcn;
 454                                                                                 var btn3 = 'Cancel Import';
 455                                                                                 var p = obj.error.yns_alert(msg,title,btn1,btn2,btn3,'Check here to confirm this action');
 456                                                                                 obj.error.sdump('D_ERROR','option ' + p + 'chosen');
 457                                                                                 switch(p) {
 458                                                                                         case 0:
 459                                                                                                 var r3 = obj.network.simple_request('MARC_XML_RECORD_UPDATE', [ ses(), r.payload.dup_record, new_marcxml ]);
 460                                                                                                 if (typeof r3.ilsevent != 'undefined') {
 461                                                                                                         throw(r3);
 462                                                                                                 } else {
 463                                                                                                         alert('Record successfully overlayed.');
 464                                                                                                         obj.replace_tab_with_opac(r3.id());
 465                                                                                                 }
 466                                                                                         break;
 467                                                                                         case 1:
 468                                                                                                 var r2 = obj.network.request(
 469                                                                                                         api.MARC_XML_RECORD_IMPORT.app,
 470                                                                                                         api.MARC_XML_RECORD_IMPORT.method + '.override',
 471                                                                                                         [ ses(), new_marcxml ]
 472                                                                                                 );
 473                                                                                                 if (typeof r2.ilsevent != 'undefined') {
 474                                                                                                         throw(r2);
 475                                                                                                 } else {
 476                                                                                                         alert('Record successfully imported with alternate TCN.');
 477                                                                                                         obj.replace_tab_with_opac(r2.id());
 478                                                                                                 }
 479                                                                                         break;
 480                                                                                         case 2:
 481                                                                                         default:
 482                                                                                                 alert('Record import cancelled');
 483                                                                                         break;
 484                                                                                 }
 485                                                                         break;
 486                                                                         default:
 487                                                                                 throw(r);
 488                                                                         break;
 489                                                                 }
 490                                                         } else {
 491                                                                 alert('Record successfully imported.');
 492                                                                 obj.replace_tab_with_opac(r.id());
 493                                                         }
 494                                                 } catch(E) {
 495                                                         obj.error.standard_unexpected_error_alert('Record not likely imported.',E);
 496                                                 }
 497                                         }
 498                                 }
 499                         }
 500                 );
 501         },
 502
 503         'load_creds' : function() {
 504                 var obj = this;
 505                 try {
 506                         obj.creds = { 'version' : g.save_version, 'services' : {} };
 507                         /*
 508                                 {
 509                                         'version' : xx,
 510                                         'default_service' : xx,
 511                                         'services' : {
 512
 513                                                 'xx' : {
 514                                                         'username' : xx,
 515                                                         'password' : xx,
 516                                                         'default_attr' : xx,
 517                                                 },
 518
 519                                                 'xx' : {
 520                                                         'username' : xx,
 521                                                         'password' : xx,
 522                                                         'default_attr' : xx,
 523                                                 },
 524                                         },
 525                                 }
 526                         */
 527                         netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
 528                         JSAN.use('util.file'); var file = new util.file('z3950_store');
 529                         if (file._file.exists()) {
 530                                 var creds = file.get_object(); file.close();
 531                                 if (typeof creds.version != 'undefined') {
 532                                         if (creds.version >= obj.creds_version) {
 533                                                 obj.creds = creds;
 534                                         }
 535                                 }
 536                         }
 537                 } catch(E) {
 538                         obj.error.standard_unexpected_error_dialog('Error retrieving stored z39.50 credentials',E);
 539                 }
 540         },
 541
 542         'save_creds' : function () {
 543                 try {
 544                         var obj = this;
 545                         obj.creds.default_service = obj.controller.view.service_menu.value;
 546                         if (typeof obj.creds.services[ obj.creds.default_service ] == 'undefined') {
 547                                 obj.creds.services[ obj.creds.default_service ] = {}
 548                         }
 549                         obj.creds.services[obj.creds.default_service].username = document.getElementById('username').value;
 550                         obj.creds.services[obj.creds.default_service].password = document.getElementById('password').value;
 551                         if (obj.default_attr) {
 552                                 obj.creds.services[obj.creds.default_service].default_attr = obj.default_attr;
 553                         }
 554                         obj.creds.version = obj.creds_version;
 555                         netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
 556                         JSAN.use('util.file'); var file = new util.file('z3950_store');
 557                         file.set_object(obj.creds);
 558                         file.close();
 559                 } catch(E) {
 560                         obj.error.standard_unexpected_error_alert('Problem storing z39.50 credentials.',E);
 561                 }
 562         },
 563
 564         'handle_enter' : function(ev) {
 565                 var obj = this;
 566                 if (ev.target.tagName != 'textbox') return;
 567                 if (ev.keyCode == 13 /* enter */ || ev.keyCode == 77 /* enter on a mac */) setTimeout( function() { obj.initial_search(); }, 0);
 568         },
 569 }
 570
 571 dump('exiting cat.z3950.js\n');