Open-ILS/xul/staff_client/chrome/content/util/network.js

   1 dump('entering util/network.js\n');
   2 // vim:noet:sw=4:ts=4:
   3
   4 var offlineStrings;
   5
   6 if (typeof util == 'undefined') util = {};
   7 util.network = function () {
   8
   9     try {
  10
  11         JSAN.use('util.error'); this.error = new util.error();
  12         JSAN.use('util.sound'); this.sound = new util.sound();
  13
  14         offlineStrings = document.getElementById('offlineStrings');
  15
  16     } catch(E) {
  17         alert('error in util.network constructor: ' + E);
  18         throw(E);
  19     }
  20
  21     return this;
  22 };
  23
  24 util.network.prototype = {
  25
  26     'link_id' : 0,
  27
  28     'network_timeout' : 55, /* seconds */
  29
  30     'NETWORK_FAILURE' : null,
  31
  32     'simple_request' : function(method_id,params,f,override_params) {
  33         //var obj = this;
  34         //var sparams = js2JSON(params);
  35         //obj.error.sdump('D_SES','simple_request '+ method_id +' '+obj.error.pretty_print(sparams.slice(1,sparams.length-1))+
  36         //    '\noverride_params = ' + override_params + '\n');
  37         if (typeof api[method_id] == 'undefined') {
  38             throw( offlineStrings.getFormattedString('network.method_not_found.error', [method_id]) );
  39         }
  40         var secure = true; if (typeof api[method_id].secure != 'undefined') secure = api[method_id].secure;
  41         return this.request(api[method_id].app,api[method_id].method,params,f,override_params,{ 'secure' : secure, 'method_id' : method_id });
  42     },
  43
  44     'get_result' : function (req) {
  45         var obj = this;
  46         var result;
  47         var fake_ilsevent_for_network_errors = { 'ilsevent' : -1, 'textcode' : offlineStrings.getString('network.server_or_method.error') };
  48         try {
  49             if (req.cancelled) {
  50                 result = fake_ilsevent_for_network_errors;
  51             } else {
  52                 result = req.getResultObject();
  53                 if(result && req._reported_events) {
  54                     if(typeof result.ilsevent != 'undefined') {
  55                         result._reported_events = req._reported_events;
  56                     } else {
  57                         result[0]._reported_events = req._reported_events;
  58                     }
  59                 }
  60             }
  61         } catch(E) {
  62             try {
  63                 if (instanceOf(E, NetworkFailure)) {
  64                     obj.NETWORK_FAILURE = E;
  65                 } else {
  66                     try { obj.NETWORK_FAILURE = js2JSON(E); } catch(F) { dump(F + '\n'); obj.NETWORK_FAILURE = E; };
  67                 }
  68             } catch(I) {
  69                 obj.NETWORK_FAILURE = offlineStrings.getString('network.unknown_status');
  70             }
  71             result = fake_ilsevent_for_network_errors;
  72         }
  73         return result;
  74     },
  75
  76     'request' : function (app,name,params,f,override_params,_params) {
  77
  78         var obj = this;
  79
  80         //var sparams = js2JSON(params);
  81         //obj.error.sdump('D_SES','request '+ app + ' ' + name +' '+obj.error.pretty_print(sparams.slice(1,sparams.length-1))+
  82         //    '\noverride_params = ' + override_params + '\n_params = ' + _params + '\n');
  83
  84         try {
  85
  86             if (typeof _params == 'undefined') {
  87                 // If we're not using simple_request to get here, let's assume secure by default
  88                 _params = { 'secure' : true };
  89             }
  90
  91             var request =  this._request(app,name,params,f,override_params,_params);
  92             if (request) {
  93                 return this.get_result(request);
  94             } else {
  95                 return null;
  96             }
  97
  98         } catch(E) {
  99             alert('1: ' + E);
 100         }
 101     },
 102
 103     '_request' : function (app,name,params,f,override_params,_params) {
 104         var obj = this;
 105         try {
 106             var sparams = js2JSON(params);
 107             obj.error.sdump('D_SES','_request '+app+' '+name+' '+obj.error.pretty_print(sparams.slice(1,sparams.length-1))+
 108                 '\noverride_params = ' + override_params + '\n_params = ' + _params +
 109                 '\nResult #' + (++obj.link_id) + ( f ? ' asynced' : ' synced' ) +
 110                 '\nlocation.href = ' + location.href );
 111
 112             if (document.getElementById('network_progress')) {
 113                 if (g && g.menu && g.menu.network_meter && typeof g.menu.network_meter.inc == 'function') g.menu.network_meter.inc(app,name);
 114             } else if (typeof xulG != 'undefined') {
 115                 if (xulG && xulG.network_meter && typeof xulG.network_meter.inc == 'function') xulG.network_meter.inc(app,name);
 116             }
 117
 118             var request = new RemoteRequest( app, name );
 119             if (_params && _params.secure) {
 120                 request.setSecure(true);
 121             } else {
 122                 request.setSecure(false);
 123             }
 124             for(var index in params) {
 125                 request.addParam(params[index]);
 126             }
 127
 128             var start_timer = (new Date).getTime();
 129             if (f)  {
 130                 request.setCompleteCallback(
 131                     function(req) {
 132                         try {
 133                             var duration = ( (new Date).getTime() - start_timer )/1000;
 134                             if ( obj.get_result(req) == null && duration > obj.network_timeout ) req.cancelled = true;
 135
 136                             if (document.getElementById('network_progress')) {
 137                                 if (g && g.menu && g.menu.network_meter && typeof g.menu.network_meter.dec == 'function') g.menu.network_meter.dec(app,name);
 138                             } else if (typeof xulG != 'undefined') {
 139                                 if (xulG && xulG.network_meter && typeof xulG.network_meter.dec == 'function') xulG.network_meter.dec(app,name);
 140                             }
 141
 142                             var json_string = js2JSON(obj.get_result(req));
 143                             obj.error.sdump('D_SES_RESULT','asynced result #'
 144                                 + obj.link_id + '\n\n'
 145                                 + (json_string.length > 80 ? obj.error.pretty_print(json_string) : json_string)
 146                                 + '\n\nOriginal Request:\n\n'
 147                                 + 'request '+app+' '+name+' '+ sparams.slice(1,sparams.length-1));
 148                             obj.play_sounds( request );
 149                             req = obj.rerequest_on_session_timeout(app,name,params,req,override_params,_params);
 150                             req = obj.rerequest_on_perm_failure(app,name,params,req,override_params,_params);
 151                             if (override_params) {
 152                                 req = obj.rerequest_on_override(app,name,params,req,override_params,_params);
 153                             }
 154                             req = obj.check_for_offline(app,name,params,req,override_params,_params);
 155                             f(req);
 156                             obj.NETWORK_FAILURE = null;
 157                         } catch(E) {
 158                             try {
 159                                 E.ilsevent = -2;
 160                                 E.textcode = offlineStrings.getString('network.server_or_method.error');
 161                             } catch(F) {}
 162                             f( { 'getResultObject' : function() { return E; } } );
 163                         }
 164                     }
 165                 );
 166                 try {
 167                     request.send(false);
 168                 } catch(E) {
 169                     throw(E);
 170                 }
 171                 return null;
 172             } else {
 173                 try {
 174                     request.send(true);
 175                     var duration = ( (new Date).getTime() - start_timer )/1000;
 176                     if ( obj.get_result(request) == null && duration > obj.network_timeout ) request.cancelled = true;
 177
 178                     if (document.getElementById('network_progress')) {
 179                         if (g && g.menu && g.menu.network_meter && typeof g.menu.network_meter.dec == 'function') g.menu.network_meter.dec(app,name);
 180                     } else if (typeof xulG != 'undefined') {
 181                         if (xulG && xulG.network_meter && typeof xulG.network_meter.dec == 'function') xulG.network_meter.dec(app,name);
 182                     }
 183
 184                 } catch(E) {
 185                     throw(E);
 186                 }
 187                 var result = obj.get_result(request);
 188                 var json_string = js2JSON(result);
 189                 this.error.sdump('D_SES_RESULT','synced result #'
 190                     + obj.link_id + '\n\n' + ( json_string.length > 80 ? obj.error.pretty_print(json_string) : json_string )
 191                     + '\n\nOriginal Request:\n\n'
 192                     + 'request '+app+' '+name+' '+ sparams.slice(1,sparams.length-1));
 193                 obj.play_sounds( request );
 194                 request = obj.rerequest_on_session_timeout(app,name,params,request,override_params,_params);
 195                 request = obj.rerequest_on_perm_failure(app,name,params,request,override_params,_params);
 196                 if (override_params) {
 197                     request = obj.rerequest_on_override(app,name,params,request,override_params,_params);
 198                 }
 199                 request = obj.check_for_offline(app,name,params,request,override_params,_params);
 200                 obj.NETWORK_FAILURE = null;
 201                 return request;
 202             }
 203
 204         } catch(E) {
 205             alert('2: ' + E);
 206             if (instanceOf(E,perm_ex)) {
 207                 alert('in util.network, _request : permission exception: ' + js2JSON(E));
 208             }
 209             throw(E);
 210         }
 211     },
 212
 213     'check_for_offline' : function (app,name,params,req,override_params,_params) {
 214         try {
 215             var obj = this;
 216             var result = obj.get_result(req);
 217             if (result == null) return req;
 218             if (typeof result.ilsevent == 'undefined') return req;
 219             if (result.ilsevent != -1) return req;
 220
 221             JSAN.use('OpenILS.data'); var data = new OpenILS.data(); data.init({'via':'stash'});
 222             var proceed = true;
 223
 224             while(proceed) {
 225
 226                 proceed = false;
 227
 228                 var r;
 229
 230                 if (data.proceed_offline) {
 231
 232                     r = 1;
 233
 234                 } else {
 235
 236                     var network_failure_string;
 237                     var network_failure_status_string;
 238                     var msg;
 239
 240                     try { network_failure_string = String( obj.NETWORK_FAILURE ); } catch(E) { network_failure_string = E; }
 241                     try { network_failure_status_string = typeof obj.NETWORK_FAILURE == 'object' && typeof obj.NETWORK_FAILURE != 'null' && typeof obj.NETWORK_FAILURE.status == 'function' ? obj.NETWORK_FAILURE.status() : ''; } catch(E) { network_failure_status_string = ''; obj.error.sdump('D_ERROR', 'setting network_failure_status_string: ' + E); }
 242
 243                     try { msg = offlineStrings.getFormattedString('network.server.failure.exception', [data.server_unadorned]) + '\n' +
 244                                 offlineStrings.getFormattedString('network.server.method', [name]) + '\n' +
 245                                 offlineStrings.getFormattedString('network.server.params', [js2JSON(params)]) + '\n' +
 246                                 offlineStrings.getString('network.server.thrown_label') + '\n' + network_failure_string + '\n' +
 247                                 offlineStrings.getString('network.server.status_label') + '\n' + network_failure_status_string;
 248                     } catch(E) { msg = E; }
 249
 250                     try { obj.error.sdump('D_SES_ERROR',msg); } catch(E) { alert('3: ' + E); }
 251
 252                     r = obj.error.yns_alert(
 253                         msg,
 254                         offlineStrings.getString('network.network_failure'),
 255                         offlineStrings.getString('network.retry_network'),
 256                         offlineStrings.getString('network.ignore_errors'),
 257                         null,
 258                         offlineStrings.getString('common.confirm')
 259                     );
 260                     if (r == 1) {
 261                         data.proceed_offline = true; data.stash('proceed_offline');
 262                         dump('Remembering proceed_offline for 200000 ms.\n');
 263                         setTimeout(
 264                             function() {
 265                                 data.proceed_offline = false; data.stash('proceed_offline');
 266                                 dump('Setting proceed_offline back to false.\n');
 267                             }, 200000
 268                         );
 269                     }
 270                 }
 271
 272                 dump( r == 0 ? 'Retry Network\n' : 'Ignore Errors\n' );
 273
 274                 switch(r) {
 275                     case 0:
 276                         req = obj._request(app,name,params,null,override_params,_params);
 277                         if (obj.get_result(req)) proceed = true; /* daily WTF, why am I even doing this? :) */
 278                         return req;
 279                     break;
 280
 281                     case 1:
 282                         return req;
 283                     break;
 284                 }
 285             }
 286         } catch(E) {
 287             alert('4: ' + E);
 288             throw(E);
 289         }
 290     },
 291
 292     'reset_titlebars' : function(data) {
 293         var obj = this;
 294         data.stash_retrieve();
 295         try {
 296             JSAN.use('util.window'); var win =  new util.window();
 297             var windowManager = Components.classes["@mozilla.org/appshell/window-mediator;1"].getService();
 298             var windowManagerInterface = windowManager.QueryInterface(Components.interfaces.nsIWindowMediator);
 299             var enumerator = windowManagerInterface.getEnumerator('eg_menu');
 300
 301             var w; // set title on all appshell windows
 302             while ( w = enumerator.getNext() ) {
 303                 w.document.title =
 304                     w.egwinid
 305                     + ': ' + data.list.au[0].usrname()
 306                     + '@' + data.ws_name
 307                     + '.' + data.server_unadorned;
 308             }
 309         } catch(E) {
 310             obj.error.standard_unexpected_error_alert(offlineStrings.getString('network.window_title.error'),E);
 311         }
 312     },
 313
 314     'set_user_status' : function() {
 315         data.stash_retrieve();
 316         try {
 317             var windowManager = Components.classes["@mozilla.org/appshell/window-mediator;1"].getService();
 318             var windowManagerInterface = windowManager.QueryInterface(Components.interfaces.nsIWindowMediator);
 319             var permlist = windowManagerInterface.getMostRecentWindow('eg_main').get_menu_perms(null);
 320             var offlinestrings;
 321             var enumerator = windowManagerInterface.getEnumerator('eg_menu');
 322
 323             var w;
 324             var x;
 325             while ( w = enumerator.getNext() ) {
 326                 x = w.document.getElementById('oc_menuitem');
 327
 328                 if(!offlinestrings) offlinestrings = w.document.getElementById('offlineStrings');
 329                 if(permlist) w.g.menu.set_menu_access(permlist);
 330                 if(data.list.au.length > 1) {
 331                     addCSSClass(w.document.getElementById('main_tabbox'),'operator_change');
 332                     x.setAttribute('label', offlineStrings.getFormattedString('menu.cmd_chg_session.operator.label', [data.list.au[1].usrname()]) );
 333                 }
 334                 else {
 335                     removeCSSClass(w.document.getElementById('main_tabbox'),'operator_change');
 336                     x.setAttribute('label', x.getAttribute('label_orig'));
 337                 }
 338             }
 339         } catch(E) {
 340             obj.error.standard_unexpected_error_alert(offlineStrings.getString('network.window_title.error'),E);
 341         }
 342     },
 343
 344     'get_new_session' : function(name,xulG,text) {
 345         var obj = this;
 346         try {
 347
 348         var url = urls.XUL_AUTH_SIMPLE;
 349         if (typeof xulG != 'undefined' && typeof xulG.url_prefix == 'function') url = xulG.url_prefix( url );
 350         JSAN.use('util.window'); var win = new util.window();
 351         JSAN.use('OpenILS.data');
 352         var data = new OpenILS.data(); data.init({'via':'stash'});
 353         var my_xulG = win.open(
 354             url,
 355             offlineStrings.getString('network.new_session.authorize'),
 356             'chrome,resizable,modal,width=700,height=500',
 357             {
 358                 'login_type' : text ? (data.session.login_type ? data.session.login_type : 'staff') : 'ochange',
 359                 'desc_brief' : text ? offlineStrings.getString('network.new_session.expired') : offlineStrings.getString('network.new_session.operator_change'),
 360                 'desc_full' : text ? offlineStrings.getString('network.new_session.expired.prompt') : offlineStrings.getString('network.new_session.operator_change.prompt')
 361                 //'simple_auth' : (new Date()).toString(),
 362             }
 363         );
 364         data.stash_retrieve();
 365         if (typeof data.temporary_session != 'undefined' && data.temporary_session != '') {
 366             data.session.key = data.temporary_session.key;
 367             data.session.authtime = data.temporary_session.authtime;
 368             data.session.is_perm = data.temporary_session.is_perm; // For operator change, otherwise ignorable.
 369             data.session.login_type = data.temporary_session.login_type; // For timeouts *after* operator change.
 370             data.stash('session');
 371             try {
 372                 var ios = Components.classes["@mozilla.org/network/io-service;1"].getService(Components.interfaces.nsIIOService);
 373                 var cookieUriSSL = ios.newURI("https://" + data.server_unadorned, null, null);
 374                 var cookieSvc = Components.classes["@mozilla.org/cookieService;1"].getService(Components.interfaces.nsICookieService);
 375
 376                 cookieSvc.setCookieString(cookieUriSSL, null, "ses="+data.session.key + "; secure;", null);
 377
 378             } catch(E) {
 379                 alert(offineStrings.getFormattedString('main.session_cookie.error', [E]));
 380             }
 381             if (! data.list.au ) data.list.au = [];
 382             data.list.au[0] = JSON2js( data.temporary_session.usr );
 383             data.stash('list');
 384             obj.reset_titlebars(data);
 385             return true;
 386         } else {
 387             obj.error.sdump('D_TRACE','No new session key after simple_auth in util/network\n');
 388         }
 389         return false;
 390
 391         } catch(E) {
 392             obj.error.standard_unexpected_error_alert('util.network.get_new_session',E);
 393         }
 394     },
 395
 396     'rerequest_on_session_timeout' : function(app,name,params,req,override_params,_params) {
 397         try {
 398             var obj = this;
 399             var robj = obj.get_result(req);
 400             if (robj != null && robj.ilsevent && robj.ilsevent == 1001 /* NO_SESSION */) {
 401
 402                 if (obj.get_new_session(name,undefined,true)) {
 403                     JSAN.use('OpenILS.data'); var data = new OpenILS.data(); data.init({'via':'stash'});
 404                     params[0] = data.session.key;
 405                     req = obj._request(app,name,params,null,override_params,_params);
 406                 }
 407             }
 408         } catch(E) {
 409             this.error.standard_unexpected_error_alert('rerequest_on_session_timeout',E);
 410         }
 411         return req;
 412     },
 413
 414     'rerequest_on_perm_failure' : function(app,name,params,req,override_params,_params) {
 415         try {
 416             var obj = this;
 417             var robj = obj.get_result(req);
 418             if (robj != null && robj.ilsevent && robj.ilsevent == 5000) {
 419                 if (location.href.match(/^chrome/)) {
 420                     //alert('Permission denied.');
 421                 } else {
 422                     JSAN.use('util.window'); var win = new util.window();
 423                     var my_xulG = win.open(
 424                         urls.XUL_AUTH_SIMPLE,
 425                         offlineStrings.getFormattedString('network.permission.authorize'),
 426                         'chrome,resizable,modal,width=700,height=500',
 427                         {
 428                             'login_type' : 'temp',
 429                             'desc_brief' : offlineStrings.getFormattedString('network.permission.description.brief', [robj.ilsperm]),
 430                             'desc_full' : offlineStrings.getFormattedString('network.permission.description.full', [name])
 431                             //'simple_auth' : (new Date()).toString(),
 432                         }
 433                     );
 434                     JSAN.use('OpenILS.data');
 435                     //var data = new OpenILS.data(); data.init({'via':'stash'});
 436                     if (typeof my_xulG.temporary_session != 'undefined' && my_xulG.temporary_session != '') {
 437                         params[0] = my_xulG.temporary_session.key;
 438                         req = obj._request(app,name,params,null,override_params,_params);
 439                     }
 440                 }
 441             }
 442         } catch(E) {
 443             this.error.sdump('D_ERROR',E);
 444         }
 445         return req;
 446     },
 447
 448     'rerequest_on_override' : function (app,name,params,req,override_params,_params) {
 449         var obj = this;
 450         try {
 451             if (!override_params.text) override_params.text = {};
 452             if (!override_params.auto_override_these_events) override_params.auto_override_these_events = [];
 453             if (!override_params.report_override_on_events) override_params.report_override_on_events = [];
 454             function override(r) {
 455                 try {
 456                     // test to see if we can suppress this dialog and auto-override
 457                     var auto_override = false;
 458                     if (override_params.auto_override_these_events.length > 0) {
 459                         auto_override = true;
 460                         for (var i = 0; i < r.length; i++) {
 461                             if (
 462                                 (typeof r[i].ilsevent != 'undefined') &&
 463                                 (
 464                                     (override_params.auto_override_these_events.indexOf( r[i].ilsevent == null ? null : Number(r[i].ilsevent) ) != -1) ||
 465                                     (override_params.auto_override_these_events.indexOf( r[i].textcode ) != -1)
 466                                 )
 467                             ) {
 468                                 // so far so good
 469                             } else {
 470                                 // showstopper
 471                                 auto_override = false;
 472                             }
 473                         }
 474                     }
 475                     if (auto_override) {
 476                         obj.sound.bad();
 477                         req = obj._request(app,name + '.override',params);
 478                         return req;
 479                     }
 480
 481                     var xml = '<vbox xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">' +
 482                         '<groupbox><caption label="' + offlineStrings.getString('network.override.exceptions') + '"/>' +
 483                         '<grid><columns><column/><column flex="1"/></columns><rows>';
 484                     for (var i = 0; i < r.length; i++) {
 485                         var t1 = String(r[i].ilsevent).replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;');
 486                         var t2 = String(r[i].textcode).replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;');
 487                         var t3 = String((override_params.text[r[i].ilsevent] ? override_params.text[r[i].ilsevent](r[i]) : '')).replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;');
 488                         var t4 = String(r[i].desc).replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;');
 489                         xml += '<row>' +
 490                             '<description class="oils_event" tooltiptext="' + t1 + '">' + t2 + '</description>' +
 491                             '<description>' + t3 + '</description>' +
 492                             '</row><row>' + '<description>' + t4 + '</description>' + '</row>';
 493                     }
 494                     xml += '</rows></grid></groupbox><groupbox><caption label="' + offlineStrings.getString('network.override.override') +'"/><hbox>' +
 495                         '<description>' + offlineStrings.getString('network.override.force.prompt') + '</description>' +
 496                         '<button accesskey="' + offlineStrings.getString('common.no.accesskey') + '" label="' + offlineStrings.getString('common.no') + '" name="fancy_cancel"/>' +
 497                         '<button id="override" accesskey="' + offlineStrings.getString('common.yes.accesskey') + '" label="' + offlineStrings.getString('common.yes') + '" name="fancy_submit" value="override"/></hbox></groupbox></vbox>';
 498                     //JSAN.use('OpenILS.data');
 499                     //var data = new OpenILS.data(); data.init({'via':'stash'});
 500                     //data.temp_override_xml = xml; data.stash('temp_override_xml');
 501                     JSAN.use('util.window'); var win = new util.window();
 502                     var fancy_prompt_data = win.open(
 503                         urls.XUL_FANCY_PROMPT,
 504                         'fancy_prompt', 'chrome,resizable,modal,width=700,height=500',
 505                         { 'xml' : xml, 'title' : override_params.title, 'sound' : 'bad', 'sound_object' : obj.sound }
 506                     );
 507                     if (fancy_prompt_data.fancy_status == 'complete') {
 508                         req = obj._request(app,name + '.override',params);
 509                         if (req && override_params.report_override_on_events.length > 0 && typeof result == 'object') {
 510                             var reported_events = [];
 511                             for (var i = 0; i < r.length; i++) {
 512                                 if (typeof r[i].ilsevent != 'undefined') {
 513                                     if (override_params.report_override_on_events.indexOf( r[i].ilsevent == null ? null : Number(r[i].ilsevent) ) != -1) {
 514                                         reported_events.push(Number(r[i].ilsevent));
 515                                     }
 516                                     if (override_params.report_override_on_events.indexOf( r[i].textcode ) != -1) {
 517                                         reported_events.push(r[i].textcode);
 518                                     }
 519                                 }
 520                             }
 521                             req._reported_events = reported_events;
 522                         }
 523                     }
 524                     return req;
 525                 } catch(E) {
 526                     alert('in util.network, rerequest_on_override, override:' + E);
 527                 }
 528             }
 529
 530             var result = obj.get_result(req);
 531             if (!result) return req;
 532
 533             if (
 534                 (typeof result.ilsevent != 'undefined') &&
 535                 (
 536                     (override_params.overridable_events.indexOf( result.ilsevent == null || result.ilsevent == '' ? null : Number(result.ilsevent) ) != -1) ||
 537                     (override_params.overridable_events.indexOf( result.textcode ) != -1)
 538                 )
 539             ) {
 540                 req = override([result]);
 541             } else {
 542                 var found_good = false; var found_bad = false;
 543                 for (var i = 0; i < result.length; i++) {
 544                     if (
 545                         (typeof result[i].ilsevent != 'undefined') &&
 546                         (
 547                             (override_params.overridable_events.indexOf( result[i].ilsevent == null || result[i].ilsevent == '' ? null : Number(result[i].ilsevent) ) != -1) ||
 548                             (override_params.overridable_events.indexOf( result[i].textcode ) != -1)
 549                         )
 550                     ) {
 551                         found_good = true;
 552                     } else {
 553                         found_bad = true;
 554                     }
 555                 }
 556                 if (found_good && (!found_bad)) req = override(result);
 557             }
 558
 559             return req;
 560         } catch(E) {
 561             throw(E);
 562         }
 563     },
 564
 565     'ping' : function() {
 566         try {
 567             JSAN.use('util.file'); JSAN.use('OpenILS.data'); var data = new OpenILS.data(); data.init({'via':'stash'});
 568             var file = new util.file('ping.bat');
 569             var path = file._file.path;
 570             file.write_content('truncate+exec',
 571                 '#!/bin/sh\n' +
 572                 'ping -n 15 ' + data.server_unadorned + ' > "' + path + '.txt"\n' + /* windows */
 573                 'ping -c 15 ' + data.server_unadorned + ' >> "' + path + '.txt"\n'  /* unix */
 574             );
 575             file.close();
 576             file = new util.file('ping.bat');
 577
 578             var process = Components.classes["@mozilla.org/process/util;1"].createInstance(Components.interfaces.nsIProcess);
 579             process.init(file._file);
 580
 581             var args = [];
 582
 583             dump('process.run = ' + process.run(true, args, args.length) + '\n');
 584
 585             file.close();
 586
 587             var file = new util.file('ping.bat.txt');
 588             var output = file.get_content();
 589             file.close();
 590
 591             return output;
 592         } catch(E) {
 593             alert(E);
 594         }
 595     },
 596
 597     'play_sounds' : function(req) {
 598         var obj = this;
 599         try {
 600             var result = req.getResultObject();
 601             if (result == null) { return; }
 602             if (typeof result.textcode != 'undefined') {
 603                 obj.sound.event( result );
 604             } else {
 605                 if (typeof result.length != 'undefined') {
 606                     for (var i = 0; i < result.length; i++) {
 607                         if (typeof result[i].textcode != 'undefined') {
 608                             obj.sound.event( result[i] );
 609                         }
 610                     }
 611                 }
 612             }
 613         } catch(E) {
 614             dump('Error in network.js, play_sounds() : ' + E + '\n');
 615         }
 616     }
 617 }
 618
 619 /*
 620 function sample_callback(request) {
 621     var result = request.getResultObject();
 622 }
 623 */
 624
 625 dump('exiting util/network.js\n');