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* Part of Pleiar.no - a collection of tools for nurses
*
* Copyright (C) Fagforbundet 2020
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
// @flow
import type { appInstallModes } from './mobile-appinstall';
import auth from './auth';
import device from './helper.device';
import PleiarSearcher from './searcher';
import MedSearcher from './med-synonym-searcher';
import featureDetection from './helper.feature-detection';
import { appInstall } from './mobile-appinstall';
import { quizDataManager } from "./quiz-manager";
export type SourceInfoType = {|
type: "script" | "link",
src: string,
rel?: string
|};
export type SearcherState = "lastet" | "ikke lastet";
export type FeatureStatus = "ikke tilgjengelig" | "tilgjengelig, i bruk" | "tilgjengelig, ikke i bruk" | "tilgjengelig";
export type AppInstallSystemInfo = {|
mode: appInstallModes,
canInstall: boolean,
|};
export type SystemInfoDimensions = {|
w: number,
h: number
|};
export type SystemInfoDevice = {|
isAppMode: boolean,
isTouchScreen: boolean,
|};
export type SystemInfoType = {|
featuresDetected: Array<string>,
sources: Array<SourceInfoType>,
auth: boolean,
platform: string,
UA: string,
bodyClass: string | null,
appInstall: AppInstallSystemInfo,
dimensions: SystemInfoDimensions,
quizDataManagerStatus: SearcherState,
medSearcherStatus: SearcherState,
pleiarSearcherStatus: SearcherState,
serviceWorkerStatus: FeatureStatus,
device: SystemInfoDevice,
appVersion: string,
dataVersion: string,
|};
// Let flow know about our GIT_REVISION globals (from webpack)
declare var GIT_REVISION:string;
declare var GIT_REVISION_FULL:string;
declare var GIT_REVISION_DATA:string;
/**
* A collection of helper functions that can be used to identify the device
* or mode that we're running in
*/
const SysInfo = {
/**
* Retrieves all of the system information in a SystemInfoType object.
* This is all of the information that is NOT dependant on CSS.
*/
getSystemInfo (): SystemInfoType
{
// The user agent
const UA = navigator.userAgent;
// Load state for MedSearcher
const medSearcherStatus: SearcherState = SysInfo.getSearcherState(MedSearcher);
// Load state for quizDataManager
const quizDataManagerStatus: SearcherState = SysInfo.getSearcherState(quizDataManager);
// Load state for PleiarSearcher
const pleiarSearcherStatus: SearcherState = SysInfo.getSearcherState(PleiarSearcher);
// List of features
const featuresDetected = SysInfo.featureDetection();
// State of the service worker
let serviceWorkerStatus: FeatureStatus = "ikke tilgjengelig";
if(navigator.serviceWorker && navigator.serviceWorker.controller !== null)
{
serviceWorkerStatus = "tilgjengelig, i bruk";
}
else if(navigator.serviceWorker)
{
serviceWorkerStatus = "tilgjengelig, ikke i bruk";
}
// An array of sources we have loaded
const sources: Array<SourceInfoType> = [];
try
{
// Script sources
const scripts = document.getElementsByTagName('script');
for(let sourceI: number = 0; sourceI < scripts.length; sourceI++)
{
const source = scripts[sourceI];
const src = source.getAttribute('src');
Eif(src !== undefined && src !== null)
{
sources.push({
type: "script",
src
});
}
}
// Link (preload or stylesheet) sources
const links = document.getElementsByTagName('link');
for(let linkI: number = 0; linkI < links.length; linkI++)
{
const source = links[linkI];
const href = source.getAttribute('href');
const rel = source.getAttribute('rel');
Eif(href !== undefined && href !== null && (rel === "stylesheet" || rel === "prefetch" || rel === "preload"))
{
sources.push({
type: "link",
src: href,
rel,
});
}
}
}
catch(e)
{
console && console.log && console.log('(klarte ikke hente kildeliste: '+e+')');
}
// Screen dimensions
const dimensions: SystemInfoDimensions = {
w: Math.max( (document.documentElement ? document.documentElement.clientWidth : window.innerWidth) || 0),
h: Math.max( (document.documentElement ? document.documentElement.clientHeight : window.innerHeight ) || 0),
};
// The plattform as specified by the navigator
let platform: string = navigator.platform;
// Android identifies as "Linux" only, add Android to it
if (navigator.userAgent.indexOf('Android') !== -1)
{
platform = platform.replace(/^Linux/,'Android (Linux)');
}
// The "class" tag of the body, if any.
let bodyClass: string | null = null;
Eif(document.body !== null)
{
const BC = document.body.getAttribute('class');
Eif(BC !== undefined)
{
bodyClass = BC;
}
}
// The information object
return {
UA,
sources,
dimensions,
bodyClass,
auth: auth.isAuthenticated(),
platform,
quizDataManagerStatus,
medSearcherStatus,
pleiarSearcherStatus,
serviceWorkerStatus,
appVersion: GIT_REVISION_FULL,
dataVersion: GIT_REVISION_DATA,
featuresDetected,
device: {
isAppMode: device.isAppMode(),
isTouchScreen: device.isTouchScreen(),
},
appInstall: {
mode: appInstall.mode(),
canInstall: appInstall.canInstall()
},
};
},
/**
* Detects various browser features and returns human-readable innformation
* about which was found
*/
featureDetection (): Array<string>
{
const featuresDetected: Array<string> = [];
if(featureDetection.aSupportsRel('noopener'))
{
featuresDetected.push('a-rel-noopener');
}
if (window.navigator.storage && window.navigator.storage.persist && typeof(window.navigator.storage.persist) === 'function')
{
featuresDetected.push('storage.persist');
}
// $FlowIssue[prop-missing]: These are nonstandard or in-development, so flow doesn't know about them
if(navigator.connection || navigator.mozConnection || navigator.webkitConnection)
{
featuresDetected.push('navigator.connection');
}
if(window.applicationCache && window.applicationCache.UNCACHED === window.applicationCache.status)
{
featuresDetected.push('appCache(unused)');
}
else if(window.applicationCache)
{
featuresDetected.push('appCache(inUse)');
}
return featuresDetected;
},
/**
* Method that retrieves the load state of any object that inherits from {@link asyncLoaderRole}
*/
getSearcherState(searcher: typeof MedSearcher | typeof PleiarSearcher | typeof quizDataManager): "lastet" | "ikke lastet"
{
if(searcher.hasInitialized())
{
return "lastet";
}
else
{
return "ikke lastet";
}
}
};
export default SysInfo;
|