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

   1 dump('entering util/network.js\n');
   2
   3 if (typeof util == 'undefined') util = {};
   4 util.network = function () {
   5
   6         JSAN.use('util.error'); this.error = new util.error();
   7         // Place a test here for network connectivity
   8         // this.offline = true;
   9
  10         return this;
  11 };
  12
  13 util.network.prototype = {
  14
  15         // Flag for whether the staff client should act as if it were offline or not
  16         'offline' : false,
  17
  18         'link_id' : 0,
  19
  20         'simple_request' : function(id,params,f) {
  21                 return this.request(api[id].app,api[id].method,params,f);
  22         },
  23
  24         'request' : function (app,name,params,f) {
  25                 var request =  this.bare_request(app,name,params,f);
  26                 if (request) {
  27                         return request.getResultObject();
  28                 } else {
  29                         return null;
  30                 }
  31         },
  32
  33         'bare_request' : function (app,name,params,f) {
  34                 var obj = this;
  35                 try {
  36                         var sparams = js2JSON(params);
  37                         obj.error.sdump('D_SES','request '+app+' '+name+' '+sparams.slice(1,sparams.length-1)+
  38                                 '\nResult #' + (++obj.link_id) + ( f ? ' asynced' : ' synced' ) );
  39                         var request = new RemoteRequest( app, name );
  40                         for(var index in params) {
  41                                 request.addParam(params[index]);
  42                         }
  43
  44                         if (f)  {
  45                                 request.setCompleteCallback(
  46                                         function(req) {
  47                                                 try {
  48                                                         obj.error.sdump('D_SES_RESULT','asynced result #'
  49                                                                 + obj.link_id + '\n\n'
  50                                                                 + js2JSON(req.getResultObject()));
  51                                                         req = obj.rerequest_on_session_timeout(app,name,params,req);
  52                                                         f(req);
  53                                                 } catch(E) {
  54                                                         alert(E);
  55                                                 }
  56                                         }
  57                                 );
  58                                 request.send(false);
  59                                 return null;
  60                         } else {
  61                                 request.send(true);
  62                                 request = obj.rerequest_on_session_timeout(app,name,params,request);
  63                                 var result = request.getResultObject();
  64                                 this.error.sdump('D_SES_RESULT','synced result #' + obj.link_id + '\n\n' + js2JSON(result));
  65                                 return request;
  66                         }
  67
  68                 } catch(E) {
  69                         if (instanceOf(E,perm_ex)) {
  70                                 alert('permission exception: ' + js2JSON(E));
  71                         }
  72                         throw(E);
  73                 }
  74         },
  75
  76         'rerequest_on_session_timeout' : function(app,name,params,req) {
  77                 try {
  78                         var obj = this;
  79                         var robj = req.getResultObject();
  80                         if (robj.ilsevent && robj.ilsevent == 1001) {
  81                                 netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect UniversalBrowserWrite');
  82                                 window.open(
  83                                         urls.XUL_AUTH_SIMPLE
  84                                         + '?login_type=staff'
  85                                         + '&desc_brief=' + window.escape('Your session has expired')
  86                                         + '&desc_full=' + window.escape('Please re-login.  If after you have re-authenticated, you still see session expired dialogs like this one, please note where they are occuring and notify your friendly Evergreen developers.'),
  87                                         'simple_auth',
  88                                         'chrome,resizable,modal,width=300,height=300'
  89                                 );
  90                                 JSAN.use('OpenILS.data');
  91                                 var data = new OpenILS.data(); data.init({'via':'stash'});
  92                                 if (data.temporary_session != '') {
  93                                         data.session = data.temporary_session; data.stash('session');
  94                                         params[0] = data.session;
  95                                         req = obj.bare_request(app,name,params);
  96                                 }
  97                         }
  98                 } catch(E) {
  99                         this.error.sdump('D_ERROR',E);
 100                 }
 101                 return req;
 102         }
 103 }
 104
 105 /*
 106 function sample_callback(request) {
 107         var result = request.getResultObject();
 108 }
 109 */
 110
 111 dump('exiting util/network.js\n');