discourse/app/assets/javascripts/admin/models/version_check.js

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/**
Our data model for determining whether there's a new version of Discourse
@class VersionCheck
@extends Discourse.Model
@namespace Discourse
@module Discourse
**/
Discourse.VersionCheck = Discourse.Model.extend({
noCheckPerformed: function() {
return this.get('updated_at') === null;
}.property('updated_at'),
dataIsOld: function() {
return moment().diff(moment(this.get('updated_at')), 'hours') >= 48;
}.property('updated_at'),
staleData: function() {
return ( this.get('dataIsOld') ||
(this.get('installed_version') !== this.get('latest_version') && this.get('missing_versions_count') === 0) ||
(this.get('installed_version') === this.get('latest_version') && this.get('missing_versions_count') !== 0) );
}.property('dataIsOld', 'missing_versions_count', 'installed_version', 'latest_version'),
upToDate: function() {
return this.get('missing_versions_count') === 0 || this.get('missing_versions_count') === null;
}.property('missing_versions_count'),
behindByOneVersion: function() {
return this.get('missing_versions_count') === 1;
}.property('missing_versions_count'),
gitLink: function() {
return "https://github.com/discourse/discourse/tree/" + this.get('installed_sha');
}.property('installed_sha'),
shortSha: function() {
return this.get('installed_sha').substr(0,10);
}.property('installed_sha')
});
Discourse.VersionCheck.reopenClass({
find: function() {
return Discourse.ajax('/admin/version_check').then(function(json) {
return Discourse.VersionCheck.create(json);
});
}
});