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1020 lines
32 KiB
1020 lines
32 KiB
this.workbox = this.workbox || {}; |
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this.workbox.routing = (function (exports, assert_mjs, logger_mjs, cacheNames_mjs, WorkboxError_mjs, getFriendlyURL_mjs) { |
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'use strict'; |
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|
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try { |
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self['workbox:routing:4.3.1'] && _(); |
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} catch (e) {} // eslint-disable-line |
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|
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/* |
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Copyright 2018 Google LLC |
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|
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Use of this source code is governed by an MIT-style |
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license that can be found in the LICENSE file or at |
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https://opensource.org/licenses/MIT. |
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*/ |
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/** |
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* The default HTTP method, 'GET', used when there's no specific method |
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* configured for a route. |
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* |
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* @type {string} |
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* |
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* @private |
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*/ |
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|
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const defaultMethod = 'GET'; |
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/** |
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* The list of valid HTTP methods associated with requests that could be routed. |
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* |
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* @type {Array<string>} |
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* |
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* @private |
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*/ |
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|
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const validMethods = ['DELETE', 'GET', 'HEAD', 'PATCH', 'POST', 'PUT']; |
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|
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/* |
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Copyright 2018 Google LLC |
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|
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Use of this source code is governed by an MIT-style |
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license that can be found in the LICENSE file or at |
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https://opensource.org/licenses/MIT. |
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*/ |
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/** |
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* @param {function()|Object} handler Either a function, or an object with a |
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* 'handle' method. |
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* @return {Object} An object with a handle method. |
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* |
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* @private |
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*/ |
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|
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const normalizeHandler = handler => { |
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if (handler && typeof handler === 'object') { |
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{ |
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assert_mjs.assert.hasMethod(handler, 'handle', { |
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moduleName: 'workbox-routing', |
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className: 'Route', |
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funcName: 'constructor', |
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paramName: 'handler' |
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}); |
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} |
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|
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return handler; |
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} else { |
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{ |
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assert_mjs.assert.isType(handler, 'function', { |
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moduleName: 'workbox-routing', |
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className: 'Route', |
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funcName: 'constructor', |
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paramName: 'handler' |
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}); |
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} |
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|
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return { |
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handle: handler |
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}; |
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} |
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}; |
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|
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/* |
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Copyright 2018 Google LLC |
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|
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Use of this source code is governed by an MIT-style |
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license that can be found in the LICENSE file or at |
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https://opensource.org/licenses/MIT. |
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*/ |
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/** |
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* A `Route` consists of a pair of callback functions, "match" and "handler". |
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* The "match" callback determine if a route should be used to "handle" a |
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* request by returning a non-falsy value if it can. The "handler" callback |
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* is called when there is a match and should return a Promise that resolves |
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* to a `Response`. |
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* |
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* @memberof workbox.routing |
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*/ |
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|
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class Route { |
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/** |
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* Constructor for Route class. |
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* |
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* @param {workbox.routing.Route~matchCallback} match |
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* A callback function that determines whether the route matches a given |
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* `fetch` event by returning a non-falsy value. |
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* @param {workbox.routing.Route~handlerCallback} handler A callback |
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* function that returns a Promise resolving to a Response. |
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* @param {string} [method='GET'] The HTTP method to match the Route |
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* against. |
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*/ |
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constructor(match, handler, method) { |
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{ |
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assert_mjs.assert.isType(match, 'function', { |
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moduleName: 'workbox-routing', |
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className: 'Route', |
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funcName: 'constructor', |
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paramName: 'match' |
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}); |
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|
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if (method) { |
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assert_mjs.assert.isOneOf(method, validMethods, { |
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paramName: 'method' |
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}); |
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} |
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} // These values are referenced directly by Router so cannot be |
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// altered by minifification. |
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this.handler = normalizeHandler(handler); |
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this.match = match; |
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this.method = method || defaultMethod; |
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} |
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|
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} |
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|
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/* |
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Copyright 2018 Google LLC |
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|
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Use of this source code is governed by an MIT-style |
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license that can be found in the LICENSE file or at |
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https://opensource.org/licenses/MIT. |
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*/ |
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/** |
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* NavigationRoute makes it easy to create a [Route]{@link |
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* workbox.routing.Route} that matches for browser |
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* [navigation requests]{@link https://developers.google.com/web/fundamentals/primers/service-workers/high-performance-loading#first_what_are_navigation_requests}. |
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* |
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* It will only match incoming Requests whose |
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* [`mode`]{@link https://fetch.spec.whatwg.org/#concept-request-mode} |
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* is set to `navigate`. |
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* |
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* You can optionally only apply this route to a subset of navigation requests |
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* by using one or both of the `blacklist` and `whitelist` parameters. |
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* |
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* @memberof workbox.routing |
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* @extends workbox.routing.Route |
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*/ |
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|
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class NavigationRoute extends Route { |
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/** |
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* If both `blacklist` and `whiltelist` are provided, the `blacklist` will |
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* take precedence and the request will not match this route. |
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* |
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* The regular expressions in `whitelist` and `blacklist` |
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* are matched against the concatenated |
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* [`pathname`]{@link https://developer.mozilla.org/en-US/docs/Web/API/HTMLHyperlinkElementUtils/pathname} |
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* and [`search`]{@link https://developer.mozilla.org/en-US/docs/Web/API/HTMLHyperlinkElementUtils/search} |
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* portions of the requested URL. |
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* |
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* @param {workbox.routing.Route~handlerCallback} handler A callback |
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* function that returns a Promise resulting in a Response. |
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* @param {Object} options |
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* @param {Array<RegExp>} [options.blacklist] If any of these patterns match, |
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* the route will not handle the request (even if a whitelist RegExp matches). |
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* @param {Array<RegExp>} [options.whitelist=[/./]] If any of these patterns |
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* match the URL's pathname and search parameter, the route will handle the |
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* request (assuming the blacklist doesn't match). |
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*/ |
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constructor(handler, { |
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whitelist = [/./], |
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blacklist = [] |
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} = {}) { |
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{ |
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assert_mjs.assert.isArrayOfClass(whitelist, RegExp, { |
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moduleName: 'workbox-routing', |
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className: 'NavigationRoute', |
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funcName: 'constructor', |
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paramName: 'options.whitelist' |
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}); |
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assert_mjs.assert.isArrayOfClass(blacklist, RegExp, { |
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moduleName: 'workbox-routing', |
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className: 'NavigationRoute', |
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funcName: 'constructor', |
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paramName: 'options.blacklist' |
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}); |
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} |
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super(options => this._match(options), handler); |
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this._whitelist = whitelist; |
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this._blacklist = blacklist; |
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} |
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/** |
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* Routes match handler. |
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* |
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* @param {Object} options |
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* @param {URL} options.url |
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* @param {Request} options.request |
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* @return {boolean} |
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* |
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* @private |
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*/ |
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_match({ |
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url, |
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request |
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}) { |
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if (request.mode !== 'navigate') { |
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return false; |
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} |
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|
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const pathnameAndSearch = url.pathname + url.search; |
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|
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for (const regExp of this._blacklist) { |
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if (regExp.test(pathnameAndSearch)) { |
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{ |
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logger_mjs.logger.log(`The navigation route is not being used, since the ` + `URL matches this blacklist pattern: ${regExp}`); |
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} |
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return false; |
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} |
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} |
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if (this._whitelist.some(regExp => regExp.test(pathnameAndSearch))) { |
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{ |
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logger_mjs.logger.debug(`The navigation route is being used.`); |
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} |
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return true; |
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} |
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{ |
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logger_mjs.logger.log(`The navigation route is not being used, since the URL ` + `being navigated to doesn't match the whitelist.`); |
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} |
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return false; |
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} |
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} |
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|
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/* |
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Copyright 2018 Google LLC |
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|
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Use of this source code is governed by an MIT-style |
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license that can be found in the LICENSE file or at |
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https://opensource.org/licenses/MIT. |
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*/ |
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/** |
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* RegExpRoute makes it easy to create a regular expression based |
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* [Route]{@link workbox.routing.Route}. |
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* |
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* For same-origin requests the RegExp only needs to match part of the URL. For |
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* requests against third-party servers, you must define a RegExp that matches |
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* the start of the URL. |
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* |
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* [See the module docs for info.]{@link https://developers.google.com/web/tools/workbox/modules/workbox-routing} |
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* |
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* @memberof workbox.routing |
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* @extends workbox.routing.Route |
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*/ |
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|
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class RegExpRoute extends Route { |
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/** |
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* If the regulard expression contains |
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* [capture groups]{@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/RegExp#grouping-back-references}, |
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* th ecaptured values will be passed to the |
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* [handler's]{@link workbox.routing.Route~handlerCallback} `params` |
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* argument. |
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* |
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* @param {RegExp} regExp The regular expression to match against URLs. |
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* @param {workbox.routing.Route~handlerCallback} handler A callback |
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* function that returns a Promise resulting in a Response. |
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* @param {string} [method='GET'] The HTTP method to match the Route |
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* against. |
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*/ |
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constructor(regExp, handler, method) { |
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{ |
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assert_mjs.assert.isInstance(regExp, RegExp, { |
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moduleName: 'workbox-routing', |
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className: 'RegExpRoute', |
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funcName: 'constructor', |
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paramName: 'pattern' |
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}); |
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} |
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|
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const match = ({ |
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url |
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}) => { |
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const result = regExp.exec(url.href); // Return null immediately if there's no match. |
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|
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if (!result) { |
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return null; |
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} // Require that the match start at the first character in the URL string |
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// if it's a cross-origin request. |
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// See https://github.com/GoogleChrome/workbox/issues/281 for the context |
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// behind this behavior. |
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|
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if (url.origin !== location.origin && result.index !== 0) { |
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{ |
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logger_mjs.logger.debug(`The regular expression '${regExp}' only partially matched ` + `against the cross-origin URL '${url}'. RegExpRoute's will only ` + `handle cross-origin requests if they match the entire URL.`); |
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} |
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|
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return null; |
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} // If the route matches, but there aren't any capture groups defined, then |
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// this will return [], which is truthy and therefore sufficient to |
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// indicate a match. |
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// If there are capture groups, then it will return their values. |
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|
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return result.slice(1); |
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}; |
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|
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super(match, handler, method); |
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} |
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|
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} |
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|
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/* |
|
Copyright 2018 Google LLC |
|
|
|
Use of this source code is governed by an MIT-style |
|
license that can be found in the LICENSE file or at |
|
https://opensource.org/licenses/MIT. |
|
*/ |
|
/** |
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* The Router can be used to process a FetchEvent through one or more |
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* [Routes]{@link workbox.routing.Route} responding with a Request if |
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* a matching route exists. |
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* |
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* If no route matches a given a request, the Router will use a "default" |
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* handler if one is defined. |
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* |
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* Should the matching Route throw an error, the Router will use a "catch" |
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* handler if one is defined to gracefully deal with issues and respond with a |
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* Request. |
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* |
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* If a request matches multiple routes, the **earliest** registered route will |
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* be used to respond to the request. |
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* |
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* @memberof workbox.routing |
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*/ |
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|
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class Router { |
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/** |
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* Initializes a new Router. |
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*/ |
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constructor() { |
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this._routes = new Map(); |
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} |
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/** |
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* @return {Map<string, Array<workbox.routing.Route>>} routes A `Map` of HTTP |
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* method name ('GET', etc.) to an array of all the corresponding `Route` |
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* instances that are registered. |
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*/ |
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|
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|
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get routes() { |
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return this._routes; |
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} |
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/** |
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* Adds a fetch event listener to respond to events when a route matches |
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* the event's request. |
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*/ |
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|
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addFetchListener() { |
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self.addEventListener('fetch', event => { |
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const { |
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request |
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} = event; |
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const responsePromise = this.handleRequest({ |
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request, |
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event |
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}); |
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|
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if (responsePromise) { |
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event.respondWith(responsePromise); |
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} |
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}); |
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} |
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/** |
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* Adds a message event listener for URLs to cache from the window. |
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* This is useful to cache resources loaded on the page prior to when the |
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* service worker started controlling it. |
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* |
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* The format of the message data sent from the window should be as follows. |
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* Where the `urlsToCache` array may consist of URL strings or an array of |
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* URL string + `requestInit` object (the same as you'd pass to `fetch()`). |
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* |
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* ``` |
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* { |
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* type: 'CACHE_URLS', |
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* payload: { |
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* urlsToCache: [ |
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* './script1.js', |
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* './script2.js', |
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* ['./script3.js', {mode: 'no-cors'}], |
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* ], |
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* }, |
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* } |
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* ``` |
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*/ |
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|
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addCacheListener() { |
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self.addEventListener('message', async event => { |
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if (event.data && event.data.type === 'CACHE_URLS') { |
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const { |
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payload |
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} = event.data; |
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|
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{ |
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logger_mjs.logger.debug(`Caching URLs from the window`, payload.urlsToCache); |
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} |
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|
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const requestPromises = Promise.all(payload.urlsToCache.map(entry => { |
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if (typeof entry === 'string') { |
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entry = [entry]; |
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} |
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|
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const request = new Request(...entry); |
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return this.handleRequest({ |
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request |
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}); |
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})); |
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event.waitUntil(requestPromises); // If a MessageChannel was used, reply to the message on success. |
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|
|
if (event.ports && event.ports[0]) { |
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await requestPromises; |
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event.ports[0].postMessage(true); |
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} |
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} |
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}); |
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} |
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/** |
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* Apply the routing rules to a FetchEvent object to get a Response from an |
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* appropriate Route's handler. |
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* |
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* @param {Object} options |
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* @param {Request} options.request The request to handle (this is usually |
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* from a fetch event, but it does not have to be). |
|
* @param {FetchEvent} [options.event] The event that triggered the request, |
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* if applicable. |
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* @return {Promise<Response>|undefined} A promise is returned if a |
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* registered route can handle the request. If there is no matching |
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* route and there's no `defaultHandler`, `undefined` is returned. |
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*/ |
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|
|
|
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handleRequest({ |
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request, |
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event |
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}) { |
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{ |
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assert_mjs.assert.isInstance(request, Request, { |
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moduleName: 'workbox-routing', |
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className: 'Router', |
|
funcName: 'handleRequest', |
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paramName: 'options.request' |
|
}); |
|
} |
|
|
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const url = new URL(request.url, location); |
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|
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if (!url.protocol.startsWith('http')) { |
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{ |
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logger_mjs.logger.debug(`Workbox Router only supports URLs that start with 'http'.`); |
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} |
|
|
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return; |
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} |
|
|
|
let { |
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params, |
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route |
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} = this.findMatchingRoute({ |
|
url, |
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request, |
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event |
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}); |
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let handler = route && route.handler; |
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let debugMessages = []; |
|
|
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{ |
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if (handler) { |
|
debugMessages.push([`Found a route to handle this request:`, route]); |
|
|
|
if (params) { |
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debugMessages.push([`Passing the following params to the route's handler:`, params]); |
|
} |
|
} |
|
} // If we don't have a handler because there was no matching route, then |
|
// fall back to defaultHandler if that's defined. |
|
|
|
|
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if (!handler && this._defaultHandler) { |
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{ |
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debugMessages.push(`Failed to find a matching route. Falling ` + `back to the default handler.`); // This is used for debugging in logs in the case of an error. |
|
|
|
route = '[Default Handler]'; |
|
} |
|
|
|
handler = this._defaultHandler; |
|
} |
|
|
|
if (!handler) { |
|
{ |
|
// No handler so Workbox will do nothing. If logs is set of debug |
|
// i.e. verbose, we should print out this information. |
|
logger_mjs.logger.debug(`No route found for: ${getFriendlyURL_mjs.getFriendlyURL(url)}`); |
|
} |
|
|
|
return; |
|
} |
|
|
|
{ |
|
// We have a handler, meaning Workbox is going to handle the route. |
|
// print the routing details to the console. |
|
logger_mjs.logger.groupCollapsed(`Router is responding to: ${getFriendlyURL_mjs.getFriendlyURL(url)}`); |
|
debugMessages.forEach(msg => { |
|
if (Array.isArray(msg)) { |
|
logger_mjs.logger.log(...msg); |
|
} else { |
|
logger_mjs.logger.log(msg); |
|
} |
|
}); // The Request and Response objects contains a great deal of information, |
|
// hide it under a group in case developers want to see it. |
|
|
|
logger_mjs.logger.groupCollapsed(`View request details here.`); |
|
logger_mjs.logger.log(request); |
|
logger_mjs.logger.groupEnd(); |
|
logger_mjs.logger.groupEnd(); |
|
} // Wrap in try and catch in case the handle method throws a synchronous |
|
// error. It should still callback to the catch handler. |
|
|
|
|
|
let responsePromise; |
|
|
|
try { |
|
responsePromise = handler.handle({ |
|
url, |
|
request, |
|
event, |
|
params |
|
}); |
|
} catch (err) { |
|
responsePromise = Promise.reject(err); |
|
} |
|
|
|
if (responsePromise && this._catchHandler) { |
|
responsePromise = responsePromise.catch(err => { |
|
{ |
|
// Still include URL here as it will be async from the console group |
|
// and may not make sense without the URL |
|
logger_mjs.logger.groupCollapsed(`Error thrown when responding to: ` + ` ${getFriendlyURL_mjs.getFriendlyURL(url)}. Falling back to Catch Handler.`); |
|
logger_mjs.logger.error(`Error thrown by:`, route); |
|
logger_mjs.logger.error(err); |
|
logger_mjs.logger.groupEnd(); |
|
} |
|
|
|
return this._catchHandler.handle({ |
|
url, |
|
event, |
|
err |
|
}); |
|
}); |
|
} |
|
|
|
return responsePromise; |
|
} |
|
/** |
|
* Checks a request and URL (and optionally an event) against the list of |
|
* registered routes, and if there's a match, returns the corresponding |
|
* route along with any params generated by the match. |
|
* |
|
* @param {Object} options |
|
* @param {URL} options.url |
|
* @param {Request} options.request The request to match. |
|
* @param {FetchEvent} [options.event] The corresponding event (unless N/A). |
|
* @return {Object} An object with `route` and `params` properties. |
|
* They are populated if a matching route was found or `undefined` |
|
* otherwise. |
|
*/ |
|
|
|
|
|
findMatchingRoute({ |
|
url, |
|
request, |
|
event |
|
}) { |
|
{ |
|
assert_mjs.assert.isInstance(url, URL, { |
|
moduleName: 'workbox-routing', |
|
className: 'Router', |
|
funcName: 'findMatchingRoute', |
|
paramName: 'options.url' |
|
}); |
|
assert_mjs.assert.isInstance(request, Request, { |
|
moduleName: 'workbox-routing', |
|
className: 'Router', |
|
funcName: 'findMatchingRoute', |
|
paramName: 'options.request' |
|
}); |
|
} |
|
|
|
const routes = this._routes.get(request.method) || []; |
|
|
|
for (const route of routes) { |
|
let params; |
|
let matchResult = route.match({ |
|
url, |
|
request, |
|
event |
|
}); |
|
|
|
if (matchResult) { |
|
if (Array.isArray(matchResult) && matchResult.length > 0) { |
|
// Instead of passing an empty array in as params, use undefined. |
|
params = matchResult; |
|
} else if (matchResult.constructor === Object && Object.keys(matchResult).length > 0) { |
|
// Instead of passing an empty object in as params, use undefined. |
|
params = matchResult; |
|
} // Return early if have a match. |
|
|
|
|
|
return { |
|
route, |
|
params |
|
}; |
|
} |
|
} // If no match was found above, return and empty object. |
|
|
|
|
|
return {}; |
|
} |
|
/** |
|
* Define a default `handler` that's called when no routes explicitly |
|
* match the incoming request. |
|
* |
|
* Without a default handler, unmatched requests will go against the |
|
* network as if there were no service worker present. |
|
* |
|
* @param {workbox.routing.Route~handlerCallback} handler A callback |
|
* function that returns a Promise resulting in a Response. |
|
*/ |
|
|
|
|
|
setDefaultHandler(handler) { |
|
this._defaultHandler = normalizeHandler(handler); |
|
} |
|
/** |
|
* If a Route throws an error while handling a request, this `handler` |
|
* will be called and given a chance to provide a response. |
|
* |
|
* @param {workbox.routing.Route~handlerCallback} handler A callback |
|
* function that returns a Promise resulting in a Response. |
|
*/ |
|
|
|
|
|
setCatchHandler(handler) { |
|
this._catchHandler = normalizeHandler(handler); |
|
} |
|
/** |
|
* Registers a route with the router. |
|
* |
|
* @param {workbox.routing.Route} route The route to register. |
|
*/ |
|
|
|
|
|
registerRoute(route) { |
|
{ |
|
assert_mjs.assert.isType(route, 'object', { |
|
moduleName: 'workbox-routing', |
|
className: 'Router', |
|
funcName: 'registerRoute', |
|
paramName: 'route' |
|
}); |
|
assert_mjs.assert.hasMethod(route, 'match', { |
|
moduleName: 'workbox-routing', |
|
className: 'Router', |
|
funcName: 'registerRoute', |
|
paramName: 'route' |
|
}); |
|
assert_mjs.assert.isType(route.handler, 'object', { |
|
moduleName: 'workbox-routing', |
|
className: 'Router', |
|
funcName: 'registerRoute', |
|
paramName: 'route' |
|
}); |
|
assert_mjs.assert.hasMethod(route.handler, 'handle', { |
|
moduleName: 'workbox-routing', |
|
className: 'Router', |
|
funcName: 'registerRoute', |
|
paramName: 'route.handler' |
|
}); |
|
assert_mjs.assert.isType(route.method, 'string', { |
|
moduleName: 'workbox-routing', |
|
className: 'Router', |
|
funcName: 'registerRoute', |
|
paramName: 'route.method' |
|
}); |
|
} |
|
|
|
if (!this._routes.has(route.method)) { |
|
this._routes.set(route.method, []); |
|
} // Give precedence to all of the earlier routes by adding this additional |
|
// route to the end of the array. |
|
|
|
|
|
this._routes.get(route.method).push(route); |
|
} |
|
/** |
|
* Unregisters a route with the router. |
|
* |
|
* @param {workbox.routing.Route} route The route to unregister. |
|
*/ |
|
|
|
|
|
unregisterRoute(route) { |
|
if (!this._routes.has(route.method)) { |
|
throw new WorkboxError_mjs.WorkboxError('unregister-route-but-not-found-with-method', { |
|
method: route.method |
|
}); |
|
} |
|
|
|
const routeIndex = this._routes.get(route.method).indexOf(route); |
|
|
|
if (routeIndex > -1) { |
|
this._routes.get(route.method).splice(routeIndex, 1); |
|
} else { |
|
throw new WorkboxError_mjs.WorkboxError('unregister-route-route-not-registered'); |
|
} |
|
} |
|
|
|
} |
|
|
|
/* |
|
Copyright 2019 Google LLC |
|
|
|
Use of this source code is governed by an MIT-style |
|
license that can be found in the LICENSE file or at |
|
https://opensource.org/licenses/MIT. |
|
*/ |
|
let defaultRouter; |
|
/** |
|
* Creates a new, singleton Router instance if one does not exist. If one |
|
* does already exist, that instance is returned. |
|
* |
|
* @private |
|
* @return {Router} |
|
*/ |
|
|
|
const getOrCreateDefaultRouter = () => { |
|
if (!defaultRouter) { |
|
defaultRouter = new Router(); // The helpers that use the default Router assume these listeners exist. |
|
|
|
defaultRouter.addFetchListener(); |
|
defaultRouter.addCacheListener(); |
|
} |
|
|
|
return defaultRouter; |
|
}; |
|
|
|
/* |
|
Copyright 2019 Google LLC |
|
|
|
Use of this source code is governed by an MIT-style |
|
license that can be found in the LICENSE file or at |
|
https://opensource.org/licenses/MIT. |
|
*/ |
|
/** |
|
* Registers a route that will return a precached file for a navigation |
|
* request. This is useful for the |
|
* [application shell pattern]{@link https://developers.google.com/web/fundamentals/architecture/app-shell}. |
|
* |
|
* When determining the URL of the precached HTML document, you will likely need |
|
* to call `workbox.precaching.getCacheKeyForURL(originalUrl)`, to account for |
|
* the fact that Workbox's precaching naming conventions often results in URL |
|
* cache keys that contain extra revisioning info. |
|
* |
|
* This method will generate a |
|
* [NavigationRoute]{@link workbox.routing.NavigationRoute} |
|
* and call |
|
* [Router.registerRoute()]{@link workbox.routing.Router#registerRoute} on a |
|
* singleton Router instance. |
|
* |
|
* @param {string} cachedAssetUrl The cache key to use for the HTML file. |
|
* @param {Object} [options] |
|
* @param {string} [options.cacheName] Cache name to store and retrieve |
|
* requests. Defaults to precache cache name provided by |
|
* [workbox-core.cacheNames]{@link workbox.core.cacheNames}. |
|
* @param {Array<RegExp>} [options.blacklist=[]] If any of these patterns |
|
* match, the route will not handle the request (even if a whitelist entry |
|
* matches). |
|
* @param {Array<RegExp>} [options.whitelist=[/./]] If any of these patterns |
|
* match the URL's pathname and search parameter, the route will handle the |
|
* request (assuming the blacklist doesn't match). |
|
* @return {workbox.routing.NavigationRoute} Returns the generated |
|
* Route. |
|
* |
|
* @alias workbox.routing.registerNavigationRoute |
|
*/ |
|
|
|
const registerNavigationRoute = (cachedAssetUrl, options = {}) => { |
|
{ |
|
assert_mjs.assert.isType(cachedAssetUrl, 'string', { |
|
moduleName: 'workbox-routing', |
|
funcName: 'registerNavigationRoute', |
|
paramName: 'cachedAssetUrl' |
|
}); |
|
} |
|
|
|
const cacheName = cacheNames_mjs.cacheNames.getPrecacheName(options.cacheName); |
|
|
|
const handler = async () => { |
|
try { |
|
const response = await caches.match(cachedAssetUrl, { |
|
cacheName |
|
}); |
|
|
|
if (response) { |
|
return response; |
|
} // This shouldn't normally happen, but there are edge cases: |
|
// https://github.com/GoogleChrome/workbox/issues/1441 |
|
|
|
|
|
throw new Error(`The cache ${cacheName} did not have an entry for ` + `${cachedAssetUrl}.`); |
|
} catch (error) { |
|
// If there's either a cache miss, or the caches.match() call threw |
|
// an exception, then attempt to fulfill the navigation request with |
|
// a response from the network rather than leaving the user with a |
|
// failed navigation. |
|
{ |
|
logger_mjs.logger.debug(`Unable to respond to navigation request with ` + `cached response. Falling back to network.`, error); |
|
} // This might still fail if the browser is offline... |
|
|
|
|
|
return fetch(cachedAssetUrl); |
|
} |
|
}; |
|
|
|
const route = new NavigationRoute(handler, { |
|
whitelist: options.whitelist, |
|
blacklist: options.blacklist |
|
}); |
|
const defaultRouter = getOrCreateDefaultRouter(); |
|
defaultRouter.registerRoute(route); |
|
return route; |
|
}; |
|
|
|
/* |
|
Copyright 2019 Google LLC |
|
|
|
Use of this source code is governed by an MIT-style |
|
license that can be found in the LICENSE file or at |
|
https://opensource.org/licenses/MIT. |
|
*/ |
|
/** |
|
* Easily register a RegExp, string, or function with a caching |
|
* strategy to a singleton Router instance. |
|
* |
|
* This method will generate a Route for you if needed and |
|
* call [Router.registerRoute()]{@link |
|
* workbox.routing.Router#registerRoute}. |
|
* |
|
* @param { |
|
* RegExp| |
|
* string| |
|
* workbox.routing.Route~matchCallback| |
|
* workbox.routing.Route |
|
* } capture |
|
* If the capture param is a `Route`, all other arguments will be ignored. |
|
* @param {workbox.routing.Route~handlerCallback} handler A callback |
|
* function that returns a Promise resulting in a Response. |
|
* @param {string} [method='GET'] The HTTP method to match the Route |
|
* against. |
|
* @return {workbox.routing.Route} The generated `Route`(Useful for |
|
* unregistering). |
|
* |
|
* @alias workbox.routing.registerRoute |
|
*/ |
|
|
|
const registerRoute = (capture, handler, method = 'GET') => { |
|
let route; |
|
|
|
if (typeof capture === 'string') { |
|
const captureUrl = new URL(capture, location); |
|
|
|
{ |
|
if (!(capture.startsWith('/') || capture.startsWith('http'))) { |
|
throw new WorkboxError_mjs.WorkboxError('invalid-string', { |
|
moduleName: 'workbox-routing', |
|
funcName: 'registerRoute', |
|
paramName: 'capture' |
|
}); |
|
} // We want to check if Express-style wildcards are in the pathname only. |
|
// TODO: Remove this log message in v4. |
|
|
|
|
|
const valueToCheck = capture.startsWith('http') ? captureUrl.pathname : capture; // See https://github.com/pillarjs/path-to-regexp#parameters |
|
|
|
const wildcards = '[*:?+]'; |
|
|
|
if (valueToCheck.match(new RegExp(`${wildcards}`))) { |
|
logger_mjs.logger.debug(`The '$capture' parameter contains an Express-style wildcard ` + `character (${wildcards}). Strings are now always interpreted as ` + `exact matches; use a RegExp for partial or wildcard matches.`); |
|
} |
|
} |
|
|
|
const matchCallback = ({ |
|
url |
|
}) => { |
|
{ |
|
if (url.pathname === captureUrl.pathname && url.origin !== captureUrl.origin) { |
|
logger_mjs.logger.debug(`${capture} only partially matches the cross-origin URL ` + `${url}. This route will only handle cross-origin requests ` + `if they match the entire URL.`); |
|
} |
|
} |
|
|
|
return url.href === captureUrl.href; |
|
}; |
|
|
|
route = new Route(matchCallback, handler, method); |
|
} else if (capture instanceof RegExp) { |
|
route = new RegExpRoute(capture, handler, method); |
|
} else if (typeof capture === 'function') { |
|
route = new Route(capture, handler, method); |
|
} else if (capture instanceof Route) { |
|
route = capture; |
|
} else { |
|
throw new WorkboxError_mjs.WorkboxError('unsupported-route-type', { |
|
moduleName: 'workbox-routing', |
|
funcName: 'registerRoute', |
|
paramName: 'capture' |
|
}); |
|
} |
|
|
|
const defaultRouter = getOrCreateDefaultRouter(); |
|
defaultRouter.registerRoute(route); |
|
return route; |
|
}; |
|
|
|
/* |
|
Copyright 2019 Google LLC |
|
|
|
Use of this source code is governed by an MIT-style |
|
license that can be found in the LICENSE file or at |
|
https://opensource.org/licenses/MIT. |
|
*/ |
|
/** |
|
* If a Route throws an error while handling a request, this `handler` |
|
* will be called and given a chance to provide a response. |
|
* |
|
* @param {workbox.routing.Route~handlerCallback} handler A callback |
|
* function that returns a Promise resulting in a Response. |
|
* |
|
* @alias workbox.routing.setCatchHandler |
|
*/ |
|
|
|
const setCatchHandler = handler => { |
|
const defaultRouter = getOrCreateDefaultRouter(); |
|
defaultRouter.setCatchHandler(handler); |
|
}; |
|
|
|
/* |
|
Copyright 2019 Google LLC |
|
|
|
Use of this source code is governed by an MIT-style |
|
license that can be found in the LICENSE file or at |
|
https://opensource.org/licenses/MIT. |
|
*/ |
|
/** |
|
* Define a default `handler` that's called when no routes explicitly |
|
* match the incoming request. |
|
* |
|
* Without a default handler, unmatched requests will go against the |
|
* network as if there were no service worker present. |
|
* |
|
* @param {workbox.routing.Route~handlerCallback} handler A callback |
|
* function that returns a Promise resulting in a Response. |
|
* |
|
* @alias workbox.routing.setDefaultHandler |
|
*/ |
|
|
|
const setDefaultHandler = handler => { |
|
const defaultRouter = getOrCreateDefaultRouter(); |
|
defaultRouter.setDefaultHandler(handler); |
|
}; |
|
|
|
/* |
|
Copyright 2018 Google LLC |
|
|
|
Use of this source code is governed by an MIT-style |
|
license that can be found in the LICENSE file or at |
|
https://opensource.org/licenses/MIT. |
|
*/ |
|
|
|
{ |
|
assert_mjs.assert.isSWEnv('workbox-routing'); |
|
} |
|
|
|
exports.NavigationRoute = NavigationRoute; |
|
exports.RegExpRoute = RegExpRoute; |
|
exports.registerNavigationRoute = registerNavigationRoute; |
|
exports.registerRoute = registerRoute; |
|
exports.Route = Route; |
|
exports.Router = Router; |
|
exports.setCatchHandler = setCatchHandler; |
|
exports.setDefaultHandler = setDefaultHandler; |
|
|
|
return exports; |
|
|
|
}({}, workbox.core._private, workbox.core._private, workbox.core._private, workbox.core._private, workbox.core._private)); |
|
//# sourceMappingURL=workbox-routing.dev.js.map
|
|
|