1 dump('entering util/network.js\n');
3 if (typeof util == 'undefined') util = {};
4 util.network = function () {
6 JSAN.use('util.error'); this.error = new util.error();
11 util.network.prototype = {
15 'simple_request' : function(id,params,f,o_params) {
16 return this.request(api[id].app,api[id].method,params,f,o_params);
19 'request' : function (app,name,params,f,o_params) {
20 var request = this._request(app,name,params,f,o_params);
22 return request.getResultObject();
28 '_request' : function (app,name,params,f,o_params) {
31 var sparams = js2JSON(params);
32 obj.error.sdump('D_SES','request '+app+' '+name+' '+obj.error.pretty_print(sparams.slice(1,sparams.length-1))+
33 '\no_params = ' + o_params +
34 '\nResult #' + (++obj.link_id) + ( f ? ' asynced' : ' synced' ) );
35 var request = new RemoteRequest( app, name );
36 for(var index in params) {
37 request.addParam(params[index]);
41 request.setCompleteCallback(
44 var json_string = js2JSON(req.getResultObject());
45 obj.error.sdump('D_SES_RESULT','asynced result #'
46 + obj.link_id + '\n\n'
47 + (json_string.length > 80 ? obj.error.pretty_print(json_string) : json_string) );
48 req = obj.rerequest_on_session_timeout(app,name,params,req,o_params);
49 req = obj.rerequest_on_perm_failure(app,name,params,req,o_params);
51 req = obj.rerequest_on_override(app,name,params,req,o_params);
53 req = obj.check_for_offline(app,name,params,req,o_params);
58 E.textcode = 'Server/Method Error';
60 f( { 'getResultObject' : function() { return E; } } );
68 var result = request.getResultObject();
69 var json_string = js2JSON(result);
70 this.error.sdump('D_SES_RESULT','synced result #' + obj.link_id + '\n\n' + ( json_string.length > 80 ? obj.error.pretty_print(json_string) : json_string ) );
71 request = obj.rerequest_on_session_timeout(app,name,params,request,o_params);
72 request = obj.rerequest_on_perm_failure(app,name,params,request,o_params);
74 request = obj.rerequest_on_override(app,name,params,request,o_params);
76 request = obj.check_for_offline(app,name,params,request,o_params);
81 if (instanceOf(E,perm_ex)) {
82 alert('in util.network, _request : permission exception: ' + js2JSON(E));
88 'check_for_offline' : function (app,name,params,req,o_params) {
90 var result = req.getResultObject();
91 if (result != null) return req;
93 JSAN.use('OpenILS.data'); var data = new OpenILS.data(); data.init({'via':'stash'});
102 if (data.proceed_offline) {
107 r = obj.error.yns_alert('Network failure. Please check your Internet connection to ' + data.server_unadorned + ' and choose Retry Network. If you need to enter Offline Mode, choose Proceed Offline in this and subsequent dialogs. If you believe this error is due to a bug in Evergreen and not network problems, please contact your helpdesk or friendly Evergreen admins, and give them this message "' + name + '".','Network Failure','Retry Network','Proceed Offline',null,'Check here to confirm this message');
109 data.proceed_offline = true; data.stash('proceed_offline');
110 dump('Remembering proceed_offline for 200000 ms.\n');
113 data.proceed_offline = false; data.stash('proceed_offline');
114 dump('Setting proceed_offline back to false.\n');
120 dump( r == 0 ? 'Retry Network\n' : 'Proceed Offline\n' );
124 req = obj._request(app,name,params,null,o_params);
125 if (req.getResultObject() == null) proceed = true;
129 return { 'getResultObject' : function() { return { 'ilsevent' : -1, 'textcode' : 'Network/Server Problem' }; } };
135 'rerequest_on_session_timeout' : function(app,name,params,req,o_params) {
138 var robj = req.getResultObject();
139 if (robj != null && robj.ilsevent && robj.ilsevent == 1001) {
140 netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect UniversalBrowserWrite');
143 + '?login_type=staff'
144 + '&desc_brief=' + window.escape('Your session has expired')
145 + '&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 inform your friendly Evergreen developers of this debug information: ' + name),
146 'simple_auth' + (new Date()).toString(),
147 'chrome,resizable,modal,width=700,height=500'
149 JSAN.use('OpenILS.data');
150 var data = new OpenILS.data(); data.init({'via':'stash'});
151 if (data.temporary_session != '') {
152 data.session.key = data.temporary_session.key;
153 data.session.authtime = data.temporary_session.authtime;
154 data.stash('session');
155 params[0] = data.session.key;
156 req = obj._request(app,name,params,null,o_params);
160 this.error.sdump('D_ERROR',E);
165 'rerequest_on_perm_failure' : function(app,name,params,req,o_params) {
168 var robj = req.getResultObject();
169 if (robj != null && robj.ilsevent && robj.ilsevent == 5000) {
170 netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect UniversalBrowserWrite');
174 + '&desc_brief=' + window.escape('Permission Denied: ' + robj.ilsperm)
175 + '&desc_full=' + window.escape('Another staff member with the above permission may authorize this specific action. Please notify your library administrator if you need this permission. If you feel you have received this exception in error, inform your friendly Evergreen developers of the above permission and this debug information: ' + name),
176 'simple_auth' + (new Date()).toString(),
177 'chrome,resizable,modal,width=700,height=500'
179 JSAN.use('OpenILS.data');
180 var data = new OpenILS.data(); data.init({'via':'stash'});
181 if (data.temporary_session != '') {
182 params[0] = data.temporary_session.key;
183 req = obj._request(app,name,params,null,o_params);
187 this.error.sdump('D_ERROR',E);
192 'rerequest_on_override' : function (app,name,params,req,o_params) {
195 if (!o_params.text) o_params.text = {};
196 function override(r) {
198 netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect UniversalBrowserWrite');
199 var xml = '<vbox xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">' +
200 '<groupbox><caption label="Exceptions"/>' +
201 '<grid><columns><column/><column/></columns><rows>';
202 for (var i = 0; i < r.length; i++) {
204 '<description style="color: red" tooltiptext="' + r[i].ilsevent + '">' + r[i].textcode + '</description>' +
205 '<description>' + (o_params.text[r[i].ilsevent] ? o_params.text[r[i].ilsevent](r[i]) : '') + '</description>' +
206 '</row><row>' + '<description>' + r[i].desc + '</description>' + '</row>';
208 xml += '</rows></grid></groupbox><groupbox><caption label="Override"/><hbox>' +
209 '<description>Force this action?</description>' +
210 '<button accesskey="N" label="No" name="fancy_cancel"/>' +
211 '<button id="override" accesskey="Y" label="Yes" name="fancy_submit" value="override"/></hbox></groupbox></vbox>';
213 urls.XUL_FANCY_PROMPT
214 + '?xml=' + window.escape(xml)
215 + '&title=' + window.escape(o_params.title),
216 'fancy_prompt', 'chrome,resizable,modal,width=700,height=500'
218 JSAN.use('OpenILS.data');
219 var data = new OpenILS.data(); data.init({'via':'stash'});
220 if (data.fancy_prompt_data != '') {
221 req = obj._request(app,name + '.override',params);
225 alert('in util.network, rerequest_on_override, override:' + E);
229 var result = req.getResultObject();
230 if (!result) return req;
232 if ( (typeof result.ilsevent != 'undefined') && (o_params.overridable_events.indexOf(result.ilsevent) != -1) ) {
233 req = override([result]);
235 var found_good = false; var found_bad = false;
236 for (var i = 0; i < result.length; i++) {
237 if ( (result[i].ilsevent != 'undefined') && (o_params.overridable_events.indexOf(result[i].ilsevent) != -1) ) {
243 if (found_good && (!found_bad)) req = override(result);
256 function sample_callback(request) {
257 var result = request.getResultObject();
261 dump('exiting util/network.js\n');