Reformatting code. Replaced alerts. Removed download method.

This commit is contained in:
Vincenzo Cestone 2022-04-27 19:38:36 +02:00
parent 1321181ad7
commit c2421ec5ab
1 changed files with 243 additions and 337 deletions

View File

@ -1,3 +1,12 @@
/**
* D4Science boot component that handles keykloak authz
* <d4s-boot-2
* /@url: keycloak url, for example: https://accounts.d4science.org/auth]
* /@realm: is the realm [defaults to: d4science]
* /@gateway: is the client id, for example: "pre.d4science.org"
* /@context: is the audience, for example: "%2Fpred4s%2Fpreprod%2FpreVRE"
* /@redirect-url: where to go on logout
*/
window.customElements.define('d4s-boot-2', class extends HTMLElement {
#keycloak = null
@ -16,55 +25,49 @@ window.customElements.define('d4s-boot-2', class extends HTMLElement {
super()
}
unlock(){
unlock() {
this.#locked = false
}
fire(etype){
fire(etype) {
const evt = new CustomEvent(etype, { detail : ''})
document.dispatchEvent(evt)
}
connectedCallback(){
connectedCallback() {
this.startStateChecker()
this.loadKeycloak().then(()=>{
this.loadKeycloak().then(() => {
console.log("Keycloak loaded")
return this.initKeycloak()
}).then((authenticated)=>{
if(!authenticated) throw "Failed to authenticate";
}).then((authenticated) => {
if (!authenticated) {
throw "Failed to authenticate"
}
console.log("Keycloak initialized and user authenticated")
//if an audience is provided then perform also authorization
if(this.#audience){
return this.loadKeycloakAuthorization().then(
()=>{
if (this.#audience) {
return this.loadKeycloakAuthorization().then(() => {
this.#authorization = new KeycloakAuthorization(this.#keycloak)
console.log("Keycloak authorization loaded and initialized", this.#authorization)
}
)
}else{
})
} else {
return Promise.resolve()
}
}).then(()=>{
}).then(() => {
this.#authenticated = true
this.unlock()
this.fire("authenticated")
}).catch(err=>{
console.error("Unable to initialize Keycloak",err)
}).catch(err => {
console.error("Unable to initialize Keycloak", err)
})
}
loadKeycloak(){
return new Promise((resolve, reject)=>{
loadKeycloak() {
return new Promise((resolve, reject) => {
if (typeof Keycloak === 'undefined') {
const script = document.createElement('script')
script.src = this.#url + '/js/keycloak.js'
@ -77,7 +80,7 @@ window.customElements.define('d4s-boot-2', class extends HTMLElement {
})
}
initKeycloak(){
initKeycloak() {
this.#keycloak = new Keycloak({
url: this.#url,
realm: this.#realm,
@ -87,8 +90,8 @@ window.customElements.define('d4s-boot-2', class extends HTMLElement {
return this.#keycloak.init({onLoad: 'login-required', checkLoginIframe: false })
}
loadKeycloakAuthorization(){
return new Promise((resolve, reject)=>{
loadKeycloakAuthorization() {
return new Promise((resolve, reject) => {
if (typeof KeycloakAuthorization === 'undefined') {
const authz = document.createElement('script')
authz.src = this.#url + '/js/keycloak-authz.js'
@ -101,24 +104,24 @@ window.customElements.define('d4s-boot-2', class extends HTMLElement {
})
}
startStateChecker(){
this.#interval = window.setInterval(()=>{
if(this.#locked){
startStateChecker() {
this.#interval = window.setInterval(() => {
if (this.#locked) {
console.log("Still locked. Currently has " + this.#queue.length + " pending requests.")
}else if (!this.authenticated){
} else if (!this.authenticated) {
window.alert("Not authorized!")
}else{
if(this.#queue.length > 0){
this.#keycloak.updateToken(30).then(()=>{
if(this.#audience){
} else {
if (this.#queue.length > 0) {
this.#keycloak.updateToken(30).then(() => {
if (this.#audience) {
console.log("Checking entitlement for audience", this.#audience)
const audience = encodeURIComponent(this.#audience)
return this.#authorization.entitlement(audience)
} else {
return Promise.resolve(this.#keycloak.token)
}
}).then(
token => {
}).then(token => {
console.log("Authorized")
//transform all queued requests to fetches
console.log("All pending requests to promises")
@ -130,8 +133,8 @@ window.customElements.define('d4s-boot-2', class extends HTMLElement {
this.#queue = []
console.log("Resolving all fetches")
return Promise.all(promises)
}
).catch(err => alert("Unable to make calls: " + err))
}).catch(err => console.error("Unable to make calls: " + err))
}
}
}, 300)
@ -166,10 +169,10 @@ window.customElements.define('d4s-boot-2', class extends HTMLElement {
})
}
secureFetch(url, request){
const p = new Promise((resolve, reject)=>{
secureFetch(url, request) {
const p = new Promise((resolve, reject) => {
let req = request ? request : {}
if("headers" in req){
if ("headers" in req) {
req.headers["Authorization"] = null
} else {
req.headers = { "Authorization" : null}
@ -180,21 +183,6 @@ window.customElements.define('d4s-boot-2', class extends HTMLElement {
return p
}
download(url, name) {
this.secureFetch(url).then(reply=>{
if(reply.status !== 200) throw "Unable to download";
return reply.blob()
}).then(blob=>{
const objectURL = URL.createObjectURL(blob)
var tmplnk = document.createElement("a")
tmplnk.download = name
tmplnk.href = objectURL
document.body.appendChild(tmplnk)
tmplnk.click()
document.body.removeChild(tmplnk)
}).catch(err=>alert(err))
}
logout() {
if (this.#keycloak) {
if (!this.#redirectUrl) {
@ -283,85 +271,3 @@ window.customElements.define('d4s-boot-2', class extends HTMLElement {
}
})
/*connectedCallback() {
if (typeof Keycloak === 'undefined') {
const script = document.createElement('script')
script.src = this.#url + '/js/keycloak.js'
script.type = 'text/javascript'
script.addEventListener('load', () => {
this.initKeycloak()
})
document.head.appendChild(script)
} else {
this.initKeycloak()
}
}*/
/*initKeycloak() {
this.#keycloak = new Keycloak({
url: this.#url,
realm: this.#realm,
clientId: this.#clientId
})
const keycloak = this.#keycloak
const url = this.#url
keycloak.init({
onLoad: 'login-required'
, checkLoginIframe: false
}).then((authenticated) => {
console.log(authenticated ? 'Authenticated in ' + this.#realm : 'Not authenticated')
if (typeof KeycloakAuthorization === 'undefined') {
const authz = document.createElement('script')
authz.src = url + '/js/keycloak-authz.js'
authz.type = 'text/javascript'
authz.addEventListener('load', () => {
this.#authorization = new KeycloakAuthorization(keycloak)
})
document.head.appendChild(authz)
} else {
this.#authorization = new KeycloakAuthorization(keycloak)
}
//console.log("expires: " + this.expirationDate(keycloak.tokenParsed.exp))
}).catch(function(err) {
console.error("Failed to initialize d4science boot component")
})
}*/
/*service(endpoint, method, params, onSuccess, onForbidden) {
if (this.#authorization == null) {
if (this.#attempts-- > 0) {
setTimeout(() => this.service(endpoint, method, params, onSuccess, onForbidden), this.#timer)
return
} else {
console.error("Impossible to initialize D4Science authorization component")
throw "Fatal error"
}
}
this.#keycloak.updateToken(30).then(() => {
const audience = encodeURIComponent(this.#audience)
this.#authorization.entitlement(audience).then(function (rpt) {
var req = new XMLHttpRequest()
req.open(method, endpoint, true)
req.setRequestHeader('Accept', 'application/json')
req.setRequestHeader('Authorization', 'Bearer ' + rpt)
req.onreadystatechange = function () {
if (req.readyState == 4) {
if (req.status == 200) {
onSuccess(req.response)
} else if (req.status == 403) {
onForbidden(req.statusText)
}
}
}
req.send(params)
})
}).catch(function() {
onForbidden('Failed to refresh token')
})
}*/