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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
use crate::dom::bindings::codegen::Bindings::ServiceWorkerBinding::ServiceWorkerState;
use crate::dom::bindings::codegen::Bindings::ServiceWorkerRegistrationBinding::{
ServiceWorkerRegistrationMethods, Wrap,
};
use crate::dom::bindings::reflector::reflect_dom_object;
use crate::dom::bindings::root::{Dom, DomRoot};
use crate::dom::bindings::str::USVString;
use crate::dom::eventtarget::EventTarget;
use crate::dom::globalscope::GlobalScope;
use crate::dom::serviceworker::ServiceWorker;
use crate::dom::workerglobalscope::prepare_workerscope_init;
use dom_struct::dom_struct;
use script_traits::{ScopeThings, WorkerScriptLoadOrigin};
use servo_url::ServoUrl;
use std::cell::Cell;
#[dom_struct]
pub struct ServiceWorkerRegistration {
eventtarget: EventTarget,
active: Option<Dom<ServiceWorker>>,
installing: Option<Dom<ServiceWorker>>,
waiting: Option<Dom<ServiceWorker>>,
scope: ServoUrl,
uninstalling: Cell<bool>,
}
impl ServiceWorkerRegistration {
fn new_inherited(active_sw: &ServiceWorker, scope: ServoUrl) -> ServiceWorkerRegistration {
ServiceWorkerRegistration {
eventtarget: EventTarget::new_inherited(),
active: Some(Dom::from_ref(active_sw)),
installing: None,
waiting: None,
scope: scope,
uninstalling: Cell::new(false),
}
}
#[allow(unrooted_must_root)]
pub fn new(
global: &GlobalScope,
script_url: &ServoUrl,
scope: ServoUrl,
) -> DomRoot<ServiceWorkerRegistration> {
let active_worker =
ServiceWorker::install_serviceworker(global, script_url.clone(), scope.clone(), true);
active_worker.set_transition_state(ServiceWorkerState::Installed);
reflect_dom_object(
Box::new(ServiceWorkerRegistration::new_inherited(
&*active_worker,
scope,
)),
global,
Wrap,
)
}
pub fn get_installed(&self) -> &ServiceWorker {
self.active.as_ref().unwrap()
}
pub fn get_uninstalling(&self) -> bool {
self.uninstalling.get()
}
pub fn set_uninstalling(&self, flag: bool) {
self.uninstalling.set(flag)
}
pub fn create_scope_things(global: &GlobalScope, script_url: ServoUrl) -> ScopeThings {
let worker_load_origin = WorkerScriptLoadOrigin {
referrer_url: None,
referrer_policy: None,
pipeline_id: Some(global.pipeline_id()),
};
let worker_id = global.get_next_worker_id();
let devtools_chan = global.devtools_chan().cloned();
let init = prepare_workerscope_init(&global, None);
ScopeThings {
script_url: script_url,
init: init,
worker_load_origin: worker_load_origin,
devtools_chan: devtools_chan,
worker_id: worker_id,
}
}
// https://w3c.github.io/ServiceWorker/#get-newest-worker-algorithm
pub fn get_newest_worker(&self) -> Option<DomRoot<ServiceWorker>> {
if self.installing.as_ref().is_some() {
self.installing.as_ref().map(|sw| DomRoot::from_ref(&**sw))
} else if self.waiting.as_ref().is_some() {
self.waiting.as_ref().map(|sw| DomRoot::from_ref(&**sw))
} else {
self.active.as_ref().map(|sw| DomRoot::from_ref(&**sw))
}
}
}
pub fn longest_prefix_match(stored_scope: &ServoUrl, potential_match: &ServoUrl) -> bool {
if stored_scope.origin() != potential_match.origin() {
return false;
}
let scope_chars = stored_scope.path().chars();
let matching_chars = potential_match.path().chars();
if scope_chars.count() > matching_chars.count() {
return false;
}
stored_scope
.path()
.chars()
.zip(potential_match.path().chars())
.all(|(scope, matched)| scope == matched)
}
impl ServiceWorkerRegistrationMethods for ServiceWorkerRegistration {
// https://w3c.github.io/ServiceWorker/#service-worker-registration-installing-attribute
fn GetInstalling(&self) -> Option<DomRoot<ServiceWorker>> {
self.installing.as_ref().map(|sw| DomRoot::from_ref(&**sw))
}
// https://w3c.github.io/ServiceWorker/#service-worker-registration-active-attribute
fn GetActive(&self) -> Option<DomRoot<ServiceWorker>> {
self.active.as_ref().map(|sw| DomRoot::from_ref(&**sw))
}
// https://w3c.github.io/ServiceWorker/#service-worker-registration-waiting-attribute
fn GetWaiting(&self) -> Option<DomRoot<ServiceWorker>> {
self.waiting.as_ref().map(|sw| DomRoot::from_ref(&**sw))
}
// https://w3c.github.io/ServiceWorker/#service-worker-registration-scope-attribute
fn Scope(&self) -> USVString {
USVString(self.scope.as_str().to_owned())
}
}
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