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/*
* SonarQube
* Copyright (C) 2009-2016 SonarSource SA
* mailto:contact AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
import $ from 'jquery';
import _ from 'underscore';
import Backbone from 'backbone';
import Marionette from 'backbone.marionette';
import escapeHtml from 'escape-html';
import { translate } from '../../helpers/l10n';
import { getCSRFTokenName, getCSRFTokenValue } from '../../helpers/request';
const defaults = {
queue: {},
timeout: 300,
fadeTimeout: 100
};
const Process = Backbone.Model.extend({
defaults: {
state: 'ok'
},
timeout () {
this.set({
state: 'timeout',
message: 'Still Working...'
});
},
finish (options) {
options = _.defaults(options || {}, { force: false });
if (this.get('state') !== 'failed' || !!options.force) {
this.trigger('destroy', this, this.collection, options);
}
},
fail (message) {
const that = this;
let msg = message || translate('process.fail');
if (msg === 'process.fail') {
// no translation
msg = 'An error happened, some parts of the page might not render correctly. ' +
'Please contact the administrator if you keep on experiencing this error.';
}
clearInterval(this.get('timer'));
this.set({
state: 'failed',
message: msg
});
this.set('state', 'failed');
setTimeout(function () {
that.finish({ force: true });
}, 5000);
}
});
const Processes = Backbone.Collection.extend({
model: Process
});
const ProcessesView = Marionette.ItemView.extend({
tagName: 'ul',
className: 'processes-container',
collectionEvents: {
'all': 'render'
},
render () {
const failed = this.collection.findWhere({ state: 'failed' });
const timeout = this.collection.findWhere({ state: 'timeout' });
let el;
this.$el.empty();
if (failed != null) {
el = $('<li></li>')
.html(failed.get('message'))
.addClass('process-spinner process-spinner-failed shown');
const close = $('<button></button>').html('<i class="icon-close"></i>').addClass('process-spinner-close');
close.appendTo(el);
close.on('click', function () {
failed.finish({ force: true });
});
el.appendTo(this.$el);
} else if (timeout != null) {
el = $('<li></li>')
.html(timeout.get('message'))
.addClass('process-spinner shown');
el.appendTo(this.$el);
}
return this;
}
});
const processes = new Processes();
const processesView = new ProcessesView({
collection: processes
});
/**
* Add background process
* @returns {number}
*/
function addBackgroundProcess () {
const uid = _.uniqueId('process');
const process = new Process({
id: uid,
timer: setTimeout(function () {
process.timeout();
}, defaults.timeout)
});
processes.add(process);
return uid;
}
/**
* Finish background process
* @param {number} uid
*/
function finishBackgroundProcess (uid) {
const process = processes.get(uid);
if (process != null) {
process.finish();
}
}
/**
* Fail background process
* @param {number} uid
* @param {string} message
*/
function failBackgroundProcess (uid, message) {
const process = processes.get(uid);
if (process != null) {
process.fail(message);
}
}
/**
* Handle ajax error
* @param jqXHR
*/
function handleAjaxError (jqXHR) {
if (jqXHR != null && jqXHR.processId != null) {
let message = null;
if (jqXHR.responseJSON != null && jqXHR.responseJSON.errors != null) {
message = _.pluck(jqXHR.responseJSON.errors, 'msg').join('. ');
}
failBackgroundProcess(jqXHR.processId, message ? escapeHtml(message) : null);
}
}
$.ajaxSetup({
beforeSend (jqXHR) {
jqXHR.setRequestHeader(getCSRFTokenName(), getCSRFTokenValue());
jqXHR.processId = addBackgroundProcess();
},
complete (jqXHR) {
if (jqXHR.processId != null) {
finishBackgroundProcess(jqXHR.processId);
}
},
statusCode: {
400: handleAjaxError,
403: handleAjaxError,
500: handleAjaxError,
502: handleAjaxError,
503: handleAjaxError,
504: handleAjaxError
}
});
const startAjaxMonitoring = () => {
processesView.render().$el.insertBefore('#footer');
};
export default startAjaxMonitoring;
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