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* OOjs Router v0.5.0-pre (41f3eea0c5)
* https://www.mediawiki.org/wiki/OOjs_Router
*
* Copyright 2011-2024 OOjs Team and other contributors.
* Released under the MIT license
* http://oojs.mit-license.org
*
* Date: 2024-04-19T15:19:36Z
*/
( function ( $ ) {
'use strict';
/**
* Provides navigation routing and location information
*
* @class OO.Router
* @extends OO.Registry
*/
OO.Router = function OoRouter() {
const router = this;
// Parent constructor
OO.Router.super.call( this );
this.enabled = true;
this.oldHash = this.getPath();
window.addEventListener( 'popstate', function () {
router.emit( 'popstate' );
} );
window.addEventListener( 'hashchange', function () {
router.emit( 'hashchange' );
} );
this.on( 'hashchange', function () {
// event.originalEvent.newURL is undefined on Android 2.x
let routeEvent;
if ( router.enabled ) {
routeEvent = $.Event( 'route', {
path: router.getPath()
} );
router.emit( 'route', routeEvent );
if ( !routeEvent.isDefaultPrevented() ) {
router.checkRoute();
} else E{
// if route was prevented, ignore the next hash change and revert the
// hash to its old value
router.enabled = false;
router.navigate( router.oldHash );
}
} else E{
router.enabled = true;
}
router.oldHash = router.getPath();
} );
};
/* Inheritance */
OO.inheritClass( OO.Router, OO.Registry );
/* Events */
/**
* @event popstate
*/
/**
* @event hashchange
*/
/**
* @event route
* @param {jQuery.Event} routeEvent
*/
/* Static Methods */
/**
* Determine if current browser supports this router
*
* @return {boolean} The browser is supported
*/
OO.Router.static.isSupported = function () {
return 'onhashchange' in window;
};
/* Methods */
/**
* Check the current route and run appropriate callback if it matches.
*/
OO.Router.prototype.checkRoute = function () {
const hash = this.getPath();
let id, entry, match;
for ( id in this.registry ) {
entry = this.registry[ id ];
match = hash.match( entry.path );
if ( match ) {
entry.callback.apply( this, match.slice( 1 ) );
return;
}
}
};
/**
* Bind a specific callback to a hash-based route, e.g.
*
* @example
* addRoute( 'alert', function () { alert( 'something' ); } );
* addRoute( /hi-(.*)/, function ( name ) { alert( 'Hi ' + name ) } );
*
* Note that after defining all available routes it is up to the caller
* to check the existing route via the checkRoute method.
*
* @param {string|RegExp} path Path to match, string or regular expression
* @param {Function} callback Callback to be run when hash changes to one
* that matches.
*/
OO.Router.prototype.addRoute = function ( path, callback ) {
const entry = {
path: typeof path === 'string' ?
// eslint-disable-next-line security/detect-non-literal-regexp
new RegExp( '^' + path.replace( /[\\^$*+?.()|[\]{}]/g, '\\$&' ) + '$' ) :
path,
callback: callback
};
this.register( entry.path.toString(), entry );
};
/**
* @deprecated Use #addRoute
*/
OO.Router.prototype.route = OO.Router.prototype.addRoute;
/**
* Navigate to a specific route.
*
* @param {string} title of new page
* @param {Object} options
* @param {string} options.path e.g. '/path/' or '/path/#foo'
* @param {boolean} options.useReplaceState Set replaceStateState to use pushState when you want to
* avoid long history queues.
*/
OO.Router.prototype.navigateTo = function ( title, options ) {
if ( options.useReplaceState ) {
history.replaceState( null, title, options.path );
} else {
history.pushState( null, title, options.path );
}
};
/**
* Navigate to a specific ''hash fragment'' route.
*
* @param {string} path String with a route (hash without #).
* @deprecated use navigateTo instead
*/
OO.Router.prototype.navigate = function ( path ) {
// Take advantage of `pushState` when available, to clear the hash and
// not leave `#` in the history. An entry with `#` in the history has
// the side-effect of resetting the scroll position when navigating the
// history.
if ( path === '' ) {
// To clear the hash we need to cut the hash from the URL.
path = window.location.href.replace( /#.*$/, '' );
history.pushState( null, document.title, path );
this.checkRoute();
} else {
window.location.hash = path;
}
};
/**
* Navigate to the previous route. This is a wrapper for window.history.back
*
* @return {jQuery.Promise} Promise which resolves when the back navigation is complete
*/
OO.Router.prototype.back = function () {
const router = this,
deferred = $.Deferred();
this.once( 'popstate', function () {
// eslint-disable-next-line no-use-before-define
clearTimeout( timeoutID );
deferred.resolve();
} );
window.history.back();
// If for some reason (old browser, bug in IE/windows 8.1, etc) popstate doesn't fire,
// resolve manually. Since we don't know for sure which browsers besides IE10/11 have
// this problem, it's better to fall back this way rather than singling out browsers
// and resolving the deferred request for them individually.
// See https://connect.microsoft.com/IE/feedback/details/793618/history-back-popstate-not-working-as-expected-in-webview-control
// Give browser a few ms to update its history.
const timeoutID = setTimeout( function () {
router.off( 'popstate' );
deferred.resolve();
}, 50 );
return deferred.promise();
};
/**
* Get current path (hash).
*
* @return {string} Current path.
*/
OO.Router.prototype.getPath = function () {
return window.location.hash.slice( 1 );
};
/**
* @deprecated Use static method
*/
OO.Router.prototype.isSupported = OO.Router.static.isSupported;
Iif ( typeof module !== 'undefined' && module.exports ) {
module.exports = OO.Router;
}
}( jQuery ) );
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