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changes to plugin api; registerPlugin only accepts plugin instance, instance exposes .id

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This commit is contained in:
Hakim El Hattab
2020-04-08 13:05:28 +02:00
parent 2e8619d300
commit 9522357349
9 changed files with 85 additions and 65 deletions
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27
js/controllers/plugins.js
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@ -5,7 +5,9 @@ import { loadScript } from '../utils/loader.js'
*/
export default class Plugins {
constructor() {
constructor( reveal ) {
this.Reveal = reveal;
// Flags our current state (idle -> loading -> loaded)
this.state = 'idle';
@ -58,8 +60,8 @@ export default class Plugins {
// Load synchronous scripts
scripts.forEach( s => {
if( s.id ) {
this.registerPlugin( s.id, s.plugin );
if( s.plugin ) {
this.registerPlugin( s.plugin );
scriptLoadedCallback( s );
}
else {
@ -104,7 +106,7 @@ export default class Plugins {
// If the plugin has an 'init' method, invoke it
if( typeof plugin.init === 'function' ) {
let callback = plugin.init();
let callback = plugin.init( this.Reveal );
// If the plugin returned a Promise, wait for it
if( callback && typeof callback.then === 'function' ) {
@ -135,9 +137,9 @@ export default class Plugins {
if( this.asyncDependencies.length ) {
this.asyncDependencies.forEach( s => {
if( s.id ) {
this.registerPlugin( s.id, s.plugin );
if( typeof s.plugin.init === 'function' ) s.plugin.init();
if( s.plugin ) {
this.registerPlugin( s.plugin );
if( typeof s.plugin.init === 'function' ) s.plugin.init( this.Reveal );
if( typeof s.callback === 'function' ) s.callback();
}
else {
@ -157,15 +159,20 @@ export default class Plugins {
* before considering itself ready, as long as the plugin
* is registered before calling `Reveal.initialize()`.
*/
registerPlugin( id, plugin ) {
registerPlugin( plugin ) {
if( this.registeredPlugins[id] === undefined ) {
let id = plugin.id;
if( typeof id !== 'string' ) {
console.warn( 'reveal.js: plugin.id is not a string' );
}
else if( this.registeredPlugins[id] === undefined ) {
this.registeredPlugins[id] = plugin;
// If a plugin is registered after reveal.js is loaded,
// initialize it right away
if( this.state === 'loaded' && typeof plugin.init === 'function' ) {
plugin.init();
plugin.init( this.Reveal );
}
}
else {