remove UI when extension is disabled

This commit is contained in:
Tamius Han 2023-07-11 00:48:34 +02:00
parent 638e228ce9
commit 8b1da27af7
4 changed files with 99 additions and 96 deletions

View File

@ -176,7 +176,7 @@ export class SiteSettings {
* Is extension allowed to run in current environment
* @param isTheater
* @param isFullscreen
* @returns
* @returns ExtensionMode
*/
isEnabledForEnvironment(isTheater: boolean, isFullscreen: boolean) {
const env = this._getEnvironment(isTheater, isFullscreen);

View File

@ -66,15 +66,23 @@ class UI {
*/
iframe.onload = function() {
document.addEventListener('mousemove', (event) => {
// set uiIframe for handleMessage
this.uiIframe = iframe;
const fn = (event) => {
// remove self on fucky wuckies
if (!iframe?.contentWindow ) {
document.removeEventListener('mousemove', fn, true);
return;
}
const coords = {
x: event.pageX - iframe.offsetLeft,
y: event.pageY - iframe.offsetTop
x: event.pageX - this.uiIframe.offsetLeft,
y: event.pageY - this.uiIframe.offsetTop
};
// ask the iframe to check whether there's a clickable element
iframe.contentWindow.postMessage(
this.uiIframe.contentWindow.postMessage(
{
action: 'uwui-probe',
coords,
@ -82,16 +90,24 @@ class UI {
},
uiURI
);
}, true);
}
iframe.onload = function() {
document.addEventListener('mousemove', fn, true);
}
rootDiv.appendChild(iframe);
// subscribe to events coming back to us
window.addEventListener('message', (event) => this.handleMessage(event));
// subscribe to events coming back to us. Unsubscribe if iframe vanishes.
const messageHandlerFn = (message) => {
if (!iframe?.contentWindow) {
window.removeEventListener('message', messageHandlerFn);
return;
}
this.handleMessage(message);
}
window.addEventListener('message', messageHandlerFn);
// set uiIframe for handleMessage
this.uiIframe = iframe;
/* set up event bus tunnel from content script to UI necessary if we want to receive
* like current zoom levels & current aspect ratio & stuff. Some of these things are
@ -102,7 +118,11 @@ class UI {
'uw-config-broadcast',
{
function: (config) => {
iframe.contentWindow.postMessage(
// because existence of UI is not guaranteed — UI is not shown when extension is inactive.
// If extension is inactive due to "player element isn't big enough to justify it", however,
// we can still receive eventBus messages.
if (this.element && this.uiIframe) {
this.uiIframe.contentWindow.postMessage(
{
action: 'uw-bus-tunnel',
payload: {action: 'uw-config-broadcast', config}
@ -111,9 +131,22 @@ class UI {
)
}
}
}
);
}
async enable() {
// if root element is not present, we need to init the UI.
if (!this.element) {
await this.init();
}
// otherwise, we don't have to do anything
}
disable() {
if (this.element) {
this.destroy();
}
}
/**
* Handles events received from the iframe.
@ -139,14 +172,21 @@ class UI {
* @param {*} newUiConfig
*/
replace(newUiConfig) {
this.element?.remove();
this.uiConfig = newUiConfig;
if (this.element) {
this.element?.remove();
this.init();
}
}
destroy() {
// this.comms?.destroy();
this.uiIframe?.remove();
this.element?.remove();
this.uiIframe = undefined;
this.element = undefined;
}
}

View File

@ -125,7 +125,6 @@ class PlayerData {
// this.notificationService = new PlayerNotificationUi(this.element, this.settings, this.eventBus);
this.ui = new UI('ultrawidifyUi', {parentElement: this.element, eventBus: this.eventBus});
// this.ui.init();
this.dimensions = undefined;
this.overlayNode = undefined;
@ -178,6 +177,7 @@ class PlayerData {
this.element.classList.add(this.playerCssClass);
this.startChangeDetection();
this.videoData.enable({fromPlayer: true});
this.ui.enable();
}
/**
@ -192,6 +192,7 @@ class PlayerData {
this.enabled = false;
this.element.classList.remove(this.playerCssClass);
this.videoData.disable({fromPlayer: true});
this.ui.disable();
}
/**
@ -251,7 +252,6 @@ class PlayerData {
// in every other case, we need to check if the player is still
// big enough to warrant our extension running.
this.handleSizeConstraints(currentPlayerDimensions);
this.handleDimensionChanges(currentPlayerDimensions, this.dimensions);
@ -265,49 +265,26 @@ class PlayerData {
* @param currentPlayerDimensions
*/
private handleSizeConstraints(currentPlayerDimensions: PlayerDimensions) {
// Check if extension is allowed to run in current combination of theater + full screen
const canEnable = this.siteSettings.isEnabledForEnvironment(this.isFullscreen, this.isTheaterMode);
const canEnable = this.siteSettings.isEnabledForEnvironment(this.isFullscreen, this.isTheaterMode) === ExtensionMode.Enabled;
// Enable/disable
if (!this.enabled && canEnable) {
if (canEnable) {
if (!this.enabled) {
// we should really check other constraints first before enabling
this.enable();
} else if (this.enabled && !canEnable) {
this.disable();
this.handleDimensionChanges(currentPlayerDimensions, this.dimensions);
return;
}
} else {
// if canEnable comes out negative, there's no amount of constraints that will
// cause PlayerData to be enabled.
if (this.enabled) {
this.handleDimensionChanges(currentPlayerDimensions, this.dimensions);
this.disable();
}
return;
}
// Check if autodetection is allowed to run in current combination of theater + full screen
// if (this.siteSettings.isAardEnabledForEnvironment(this.isFullscreen, this.isTheaterMode)) {
// this.eventBus.send('disable-aard');
// }
// never disable ultrawidify in full screen
// if (this.isFullscreen) {
// this.enable();
// return;
// }
// if 'disable on small players' option is not enabled, the extension will run in any case
// if (!restrictions?.disableOnSmallPlayers) {
// this.enable();
// return;
// }
// If we only allow ultrawidify in full screen, we disable it when not in full screen
// if (restrictions.onlyAllowInFullscreen && !currentPlayerDimensions.fullscreen) {
// this.disable();
// return;
// }
// if current width or height are smaller than the minimum, the extension will not run
// if (restrictions.minAllowedHeight > currentPlayerDimensions?.height || restrictions.minAllowedWidth > currentPlayerDimensions?.width) {
// this.disable();
// return;
// }
// in this case, the player is big enough to warrant enabling Ultrawidify
this.enable();
}
@ -343,10 +320,11 @@ class PlayerData {
}
try {
if (BrowserDetect.firefox) {
this.observer = new ResizeObserver(
_.debounce( // don't do this too much:
() => this.onPlayerDimensionsChanged,
(m,o) => {
this.onPlayerDimensionsChanged(m,o)
},
250, // do it once per this many ms
{
leading: true, // do it when we call this fallback first
@ -354,20 +332,6 @@ class PlayerData {
}
)
);
} else {
// Chrome for some reason insists that this.onPlayerDimensionsChanged is not a function
// when it's not wrapped into an anonymous function
this.observer = new ResizeObserver(
_.debounce( // don't do this too much:
(m,o) => this.onPlayerDimensionsChanged(m,o),
250, // do it once per this many ms
{
leading: true, // do it when we call this fallback first
trailing: true // do it after the timeout if we call this callback few more times
}
)
);
}
const observerConf = {
attributes: true,

View File

@ -178,7 +178,6 @@ class VideoData {
console.error('Failed to inject base css!', e);
}
}
unsetBaseClass() {
this.mutationObserver.disconnect();
this.mutationObserver = undefined;