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author | John Molakvoæ <skjnldsv@protonmail.com> | 2023-04-04 11:43:21 +0200 |
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committer | John Molakvoæ <skjnldsv@protonmail.com> | 2023-04-06 15:31:35 +0200 |
commit | 904348b8c75aef856984e7c24a9b666ad8d257fd (patch) | |
tree | 9805c9c2eca551cd70f6ea48bdccd4600a7eeb82 /dist/preview-service-worker.js | |
parent | bdbe4773370aa9f29e4514fb9be73a9f2a033244 (diff) | |
download | nextcloud-server-904348b8c75aef856984e7c24a9b666ad8d257fd.tar.gz nextcloud-server-904348b8c75aef856984e7c24a9b666ad8d257fd.zip |
chore(npm): build assets
Signed-off-by: John Molakvoæ <skjnldsv@protonmail.com>
Diffstat (limited to 'dist/preview-service-worker.js')
-rw-r--r-- | dist/preview-service-worker.js | 3120 |
1 files changed, 1 insertions, 3119 deletions
diff --git a/dist/preview-service-worker.js b/dist/preview-service-worker.js index 68fb455a419..29c327aa681 100644 --- a/dist/preview-service-worker.js +++ b/dist/preview-service-worker.js @@ -1,3119 +1 @@ -// @ts-ignore -try { - self['workbox:core:6.5.3'] && _(); -} catch (e) {} - -/* - 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. -*/ -const logger = (() => { - // Don't overwrite this value if it's already set. - // See https://github.com/GoogleChrome/workbox/pull/2284#issuecomment-560470923 - if (!('__WB_DISABLE_DEV_LOGS' in self)) { - self.__WB_DISABLE_DEV_LOGS = false; - } - let inGroup = false; - const methodToColorMap = { - debug: `#7f8c8d`, - log: `#2ecc71`, - warn: `#f39c12`, - error: `#c0392b`, - groupCollapsed: `#3498db`, - groupEnd: null // No colored prefix on groupEnd - }; - - const print = function (method, args) { - if (self.__WB_DISABLE_DEV_LOGS) { - return; - } - if (method === 'groupCollapsed') { - // Safari doesn't print all console.groupCollapsed() arguments: - // https://bugs.webkit.org/show_bug.cgi?id=182754 - if (/^((?!chrome|android).)*safari/i.test(navigator.userAgent)) { - console[method](...args); - return; - } - } - const styles = [`background: ${methodToColorMap[method]}`, `border-radius: 0.5em`, `color: white`, `font-weight: bold`, `padding: 2px 0.5em`]; - // When in a group, the workbox prefix is not displayed. - const logPrefix = inGroup ? [] : ['%cworkbox', styles.join(';')]; - console[method](...logPrefix, ...args); - if (method === 'groupCollapsed') { - inGroup = true; - } - if (method === 'groupEnd') { - inGroup = false; - } - }; - // eslint-disable-next-line @typescript-eslint/ban-types - const api = {}; - const loggerMethods = Object.keys(methodToColorMap); - for (const key of loggerMethods) { - const method = key; - api[method] = (...args) => { - print(method, args); - }; - } - return api; -})(); - -/* - 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. -*/ -const messages$1 = { - 'invalid-value': ({ - paramName, - validValueDescription, - value - }) => { - if (!paramName || !validValueDescription) { - throw new Error(`Unexpected input to 'invalid-value' error.`); - } - return `The '${paramName}' parameter was given a value with an ` + `unexpected value. ${validValueDescription} Received a value of ` + `${JSON.stringify(value)}.`; - }, - 'not-an-array': ({ - moduleName, - className, - funcName, - paramName - }) => { - if (!moduleName || !className || !funcName || !paramName) { - throw new Error(`Unexpected input to 'not-an-array' error.`); - } - return `The parameter '${paramName}' passed into ` + `'${moduleName}.${className}.${funcName}()' must be an array.`; - }, - 'incorrect-type': ({ - expectedType, - paramName, - moduleName, - className, - funcName - }) => { - if (!expectedType || !paramName || !moduleName || !funcName) { - throw new Error(`Unexpected input to 'incorrect-type' error.`); - } - const classNameStr = className ? `${className}.` : ''; - return `The parameter '${paramName}' passed into ` + `'${moduleName}.${classNameStr}` + `${funcName}()' must be of type ${expectedType}.`; - }, - 'incorrect-class': ({ - expectedClassName, - paramName, - moduleName, - className, - funcName, - isReturnValueProblem - }) => { - if (!expectedClassName || !moduleName || !funcName) { - throw new Error(`Unexpected input to 'incorrect-class' error.`); - } - const classNameStr = className ? `${className}.` : ''; - if (isReturnValueProblem) { - return `The return value from ` + `'${moduleName}.${classNameStr}${funcName}()' ` + `must be an instance of class ${expectedClassName}.`; - } - return `The parameter '${paramName}' passed into ` + `'${moduleName}.${classNameStr}${funcName}()' ` + `must be an instance of class ${expectedClassName}.`; - }, - 'missing-a-method': ({ - expectedMethod, - paramName, - moduleName, - className, - funcName - }) => { - if (!expectedMethod || !paramName || !moduleName || !className || !funcName) { - throw new Error(`Unexpected input to 'missing-a-method' error.`); - } - return `${moduleName}.${className}.${funcName}() expected the ` + `'${paramName}' parameter to expose a '${expectedMethod}' method.`; - }, - 'add-to-cache-list-unexpected-type': ({ - entry - }) => { - return `An unexpected entry was passed to ` + `'workbox-precaching.PrecacheController.addToCacheList()' The entry ` + `'${JSON.stringify(entry)}' isn't supported. You must supply an array of ` + `strings with one or more characters, objects with a url property or ` + `Request objects.`; - }, - 'add-to-cache-list-conflicting-entries': ({ - firstEntry, - secondEntry - }) => { - if (!firstEntry || !secondEntry) { - throw new Error(`Unexpected input to ` + `'add-to-cache-list-duplicate-entries' error.`); - } - return `Two of the entries passed to ` + `'workbox-precaching.PrecacheController.addToCacheList()' had the URL ` + `${firstEntry} but different revision details. Workbox is ` + `unable to cache and version the asset correctly. Please remove one ` + `of the entries.`; - }, - 'plugin-error-request-will-fetch': ({ - thrownErrorMessage - }) => { - if (!thrownErrorMessage) { - throw new Error(`Unexpected input to ` + `'plugin-error-request-will-fetch', error.`); - } - return `An error was thrown by a plugins 'requestWillFetch()' method. ` + `The thrown error message was: '${thrownErrorMessage}'.`; - }, - 'invalid-cache-name': ({ - cacheNameId, - value - }) => { - if (!cacheNameId) { - throw new Error(`Expected a 'cacheNameId' for error 'invalid-cache-name'`); - } - return `You must provide a name containing at least one character for ` + `setCacheDetails({${cacheNameId}: '...'}). Received a value of ` + `'${JSON.stringify(value)}'`; - }, - 'unregister-route-but-not-found-with-method': ({ - method - }) => { - if (!method) { - throw new Error(`Unexpected input to ` + `'unregister-route-but-not-found-with-method' error.`); - } - return `The route you're trying to unregister was not previously ` + `registered for the method type '${method}'.`; - }, - 'unregister-route-route-not-registered': () => { - return `The route you're trying to unregister was not previously ` + `registered.`; - }, - 'queue-replay-failed': ({ - name - }) => { - return `Replaying the background sync queue '${name}' failed.`; - }, - 'duplicate-queue-name': ({ - name - }) => { - return `The Queue name '${name}' is already being used. ` + `All instances of backgroundSync.Queue must be given unique names.`; - }, - 'expired-test-without-max-age': ({ - methodName, - paramName - }) => { - return `The '${methodName}()' method can only be used when the ` + `'${paramName}' is used in the constructor.`; - }, - 'unsupported-route-type': ({ - moduleName, - className, - funcName, - paramName - }) => { - return `The supplied '${paramName}' parameter was an unsupported type. ` + `Please check the docs for ${moduleName}.${className}.${funcName} for ` + `valid input types.`; - }, - 'not-array-of-class': ({ - value, - expectedClass, - moduleName, - className, - funcName, - paramName - }) => { - return `The supplied '${paramName}' parameter must be an array of ` + `'${expectedClass}' objects. Received '${JSON.stringify(value)},'. ` + `Please check the call to ${moduleName}.${className}.${funcName}() ` + `to fix the issue.`; - }, - 'max-entries-or-age-required': ({ - moduleName, - className, - funcName - }) => { - return `You must define either config.maxEntries or config.maxAgeSeconds` + `in ${moduleName}.${className}.${funcName}`; - }, - 'statuses-or-headers-required': ({ - moduleName, - className, - funcName - }) => { - return `You must define either config.statuses or config.headers` + `in ${moduleName}.${className}.${funcName}`; - }, - 'invalid-string': ({ - moduleName, - funcName, - paramName - }) => { - if (!paramName || !moduleName || !funcName) { - throw new Error(`Unexpected input to 'invalid-string' error.`); - } - return `When using strings, the '${paramName}' parameter must start with ` + `'http' (for cross-origin matches) or '/' (for same-origin matches). ` + `Please see the docs for ${moduleName}.${funcName}() for ` + `more info.`; - }, - 'channel-name-required': () => { - return `You must provide a channelName to construct a ` + `BroadcastCacheUpdate instance.`; - }, - 'invalid-responses-are-same-args': () => { - return `The arguments passed into responsesAreSame() appear to be ` + `invalid. Please ensure valid Responses are used.`; - }, - 'expire-custom-caches-only': () => { - return `You must provide a 'cacheName' property when using the ` + `expiration plugin with a runtime caching strategy.`; - }, - 'unit-must-be-bytes': ({ - normalizedRangeHeader - }) => { - if (!normalizedRangeHeader) { - throw new Error(`Unexpected input to 'unit-must-be-bytes' error.`); - } - return `The 'unit' portion of the Range header must be set to 'bytes'. ` + `The Range header provided was "${normalizedRangeHeader}"`; - }, - 'single-range-only': ({ - normalizedRangeHeader - }) => { - if (!normalizedRangeHeader) { - throw new Error(`Unexpected input to 'single-range-only' error.`); - } - return `Multiple ranges are not supported. Please use a single start ` + `value, and optional end value. The Range header provided was ` + `"${normalizedRangeHeader}"`; - }, - 'invalid-range-values': ({ - normalizedRangeHeader - }) => { - if (!normalizedRangeHeader) { - throw new Error(`Unexpected input to 'invalid-range-values' error.`); - } - return `The Range header is missing both start and end values. At least ` + `one of those values is needed. The Range header provided was ` + `"${normalizedRangeHeader}"`; - }, - 'no-range-header': () => { - return `No Range header was found in the Request provided.`; - }, - 'range-not-satisfiable': ({ - size, - start, - end - }) => { - return `The start (${start}) and end (${end}) values in the Range are ` + `not satisfiable by the cached response, which is ${size} bytes.`; - }, - 'attempt-to-cache-non-get-request': ({ - url, - method - }) => { - return `Unable to cache '${url}' because it is a '${method}' request and ` + `only 'GET' requests can be cached.`; - }, - 'cache-put-with-no-response': ({ - url - }) => { - return `There was an attempt to cache '${url}' but the response was not ` + `defined.`; - }, - 'no-response': ({ - url, - error - }) => { - let message = `The strategy could not generate a response for '${url}'.`; - if (error) { - message += ` The underlying error is ${error}.`; - } - return message; - }, - 'bad-precaching-response': ({ - url, - status - }) => { - return `The precaching request for '${url}' failed` + (status ? ` with an HTTP status of ${status}.` : `.`); - }, - 'non-precached-url': ({ - url - }) => { - return `createHandlerBoundToURL('${url}') was called, but that URL is ` + `not precached. Please pass in a URL that is precached instead.`; - }, - 'add-to-cache-list-conflicting-integrities': ({ - url - }) => { - return `Two of the entries passed to ` + `'workbox-precaching.PrecacheController.addToCacheList()' had the URL ` + `${url} with different integrity values. Please remove one of them.`; - }, - 'missing-precache-entry': ({ - cacheName, - url - }) => { - return `Unable to find a precached response in ${cacheName} for ${url}.`; - }, - 'cross-origin-copy-response': ({ - origin - }) => { - return `workbox-core.copyResponse() can only be used with same-origin ` + `responses. It was passed a response with origin ${origin}.`; - }, - 'opaque-streams-source': ({ - type - }) => { - const message = `One of the workbox-streams sources resulted in an ` + `'${type}' response.`; - if (type === 'opaqueredirect') { - return `${message} Please do not use a navigation request that results ` + `in a redirect as a source.`; - } - return `${message} Please ensure your sources are CORS-enabled.`; - } -}; - -/* - 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. -*/ -const generatorFunction = (code, details = {}) => { - const message = messages$1[code]; - if (!message) { - throw new Error(`Unable to find message for code '${code}'.`); - } - return message(details); -}; -const messageGenerator = generatorFunction; - -/* - 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. -*/ -/** - * Workbox errors should be thrown with this class. - * This allows use to ensure the type easily in tests, - * helps developers identify errors from workbox - * easily and allows use to optimise error - * messages correctly. - * - * @private - */ -class WorkboxError extends Error { - /** - * - * @param {string} errorCode The error code that - * identifies this particular error. - * @param {Object=} details Any relevant arguments - * that will help developers identify issues should - * be added as a key on the context object. - */ - constructor(errorCode, details) { - const message = messageGenerator(errorCode, details); - super(message); - this.name = errorCode; - this.details = details; - } -} - -/* - 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. -*/ -/* - * This method throws if the supplied value is not an array. - * The destructed values are required to produce a meaningful error for users. - * The destructed and restructured object is so it's clear what is - * needed. - */ -const isArray = (value, details) => { - if (!Array.isArray(value)) { - throw new WorkboxError('not-an-array', details); - } -}; -const hasMethod = (object, expectedMethod, details) => { - const type = typeof object[expectedMethod]; - if (type !== 'function') { - details['expectedMethod'] = expectedMethod; - throw new WorkboxError('missing-a-method', details); - } -}; -const isType = (object, expectedType, details) => { - if (typeof object !== expectedType) { - details['expectedType'] = expectedType; - throw new WorkboxError('incorrect-type', details); - } -}; -const isInstance = (object, -// Need the general type to do the check later. -// eslint-disable-next-line @typescript-eslint/ban-types -expectedClass, details) => { - if (!(object instanceof expectedClass)) { - details['expectedClassName'] = expectedClass.name; - throw new WorkboxError('incorrect-class', details); - } -}; -const isOneOf = (value, validValues, details) => { - if (!validValues.includes(value)) { - details['validValueDescription'] = `Valid values are ${JSON.stringify(validValues)}.`; - throw new WorkboxError('invalid-value', details); - } -}; -const isArrayOfClass = (value, -// Need general type to do check later. -expectedClass, -// eslint-disable-line -details) => { - const error = new WorkboxError('not-array-of-class', details); - if (!Array.isArray(value)) { - throw error; - } - for (const item of value) { - if (!(item instanceof expectedClass)) { - throw error; - } - } -}; -const finalAssertExports = { - hasMethod, - isArray, - isInstance, - isOneOf, - isType, - isArrayOfClass -}; - -// @ts-ignore -try { - self['workbox:routing:6.5.3'] && _(); -} catch (e) {} - -/* - 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. -*/ -/** - * The default HTTP method, 'GET', used when there's no specific method - * configured for a route. - * - * @type {string} - * - * @private - */ -const defaultMethod = 'GET'; -/** - * The list of valid HTTP methods associated with requests that could be routed. - * - * @type {Array<string>} - * - * @private - */ -const validMethods = ['DELETE', 'GET', 'HEAD', 'PATCH', 'POST', 'PUT']; - -/* - 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. -*/ -/** - * @param {function()|Object} handler Either a function, or an object with a - * 'handle' method. - * @return {Object} An object with a handle method. - * - * @private - */ -const normalizeHandler = handler => { - if (handler && typeof handler === 'object') { - { - finalAssertExports.hasMethod(handler, 'handle', { - moduleName: 'workbox-routing', - className: 'Route', - funcName: 'constructor', - paramName: 'handler' - }); - } - return handler; - } else { - { - finalAssertExports.isType(handler, 'function', { - moduleName: 'workbox-routing', - className: 'Route', - funcName: 'constructor', - paramName: 'handler' - }); - } - return { - handle: 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. -*/ -/** - * A `Route` consists of a pair of callback functions, "match" and "handler". - * The "match" callback determine if a route should be used to "handle" a - * request by returning a non-falsy value if it can. The "handler" callback - * is called when there is a match and should return a Promise that resolves - * to a `Response`. - * - * @memberof workbox-routing - */ -class Route { - /** - * Constructor for Route class. - * - * @param {workbox-routing~matchCallback} match - * A callback function that determines whether the route matches a given - * `fetch` event by returning a non-falsy value. - * @param {workbox-routing~handlerCallback} handler A callback - * function that returns a Promise resolving to a Response. - * @param {string} [method='GET'] The HTTP method to match the Route - * against. - */ - constructor(match, handler, method = defaultMethod) { - { - finalAssertExports.isType(match, 'function', { - moduleName: 'workbox-routing', - className: 'Route', - funcName: 'constructor', - paramName: 'match' - }); - if (method) { - finalAssertExports.isOneOf(method, validMethods, { - paramName: 'method' - }); - } - } - // These values are referenced directly by Router so cannot be - // altered by minificaton. - this.handler = normalizeHandler(handler); - this.match = match; - this.method = method; - } - /** - * - * @param {workbox-routing-handlerCallback} handler A callback - * function that returns a Promise resolving to a Response - */ - setCatchHandler(handler) { - this.catchHandler = normalizeHandler(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. -*/ -/** - * RegExpRoute makes it easy to create a regular expression based - * {@link workbox-routing.Route}. - * - * For same-origin requests the RegExp only needs to match part of the URL. For - * requests against third-party servers, you must define a RegExp that matches - * the start of the URL. - * - * @memberof workbox-routing - * @extends workbox-routing.Route - */ -class RegExpRoute extends Route { - /** - * If the regular expression contains - * [capture groups]{@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/RegExp#grouping-back-references}, - * the captured values will be passed to the - * {@link workbox-routing~handlerCallback} `params` - * argument. - * - * @param {RegExp} regExp The regular expression to match against URLs. - * @param {workbox-routing~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. - */ - constructor(regExp, handler, method) { - { - finalAssertExports.isInstance(regExp, RegExp, { - moduleName: 'workbox-routing', - className: 'RegExpRoute', - funcName: 'constructor', - paramName: 'pattern' - }); - } - const match = ({ - url - }) => { - const result = regExp.exec(url.href); - // Return immediately if there's no match. - if (!result) { - return; - } - // Require that the match start at the first character in the URL string - // if it's a cross-origin request. - // See https://github.com/GoogleChrome/workbox/issues/281 for the context - // behind this behavior. - if (url.origin !== location.origin && result.index !== 0) { - { - logger.debug(`The regular expression '${regExp.toString()}' only partially matched ` + `against the cross-origin URL '${url.toString()}'. RegExpRoute's will only ` + `handle cross-origin requests if they match the entire URL.`); - } - return; - } - // If the route matches, but there aren't any capture groups defined, then - // this will return [], which is truthy and therefore sufficient to - // indicate a match. - // If there are capture groups, then it will return their values. - return result.slice(1); - }; - super(match, handler, method); - } -} - -/* - Copyright 2018 Google LLC - - Use of this source code is governed by an MIT-style - license that can be found in the LICENSE file or at - https://opensource.org/licenses/MIT. -*/ -const getFriendlyURL = url => { - const urlObj = new URL(String(url), location.href); - // See https://github.com/GoogleChrome/workbox/issues/2323 - // We want to include everything, except for the origin if it's same-origin. - return urlObj.href.replace(new RegExp(`^${location.origin}`), ''); -}; - -/* - 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. -*/ -/** - * The Router can be used to process a `FetchEvent` using one or more - * {@link workbox-routing.Route}, responding with a `Response` if - * a matching route exists. - * - * If no route matches a given a request, the Router will use a "default" - * handler if one is defined. - * - * Should the matching Route throw an error, the Router will use a "catch" - * handler if one is defined to gracefully deal with issues and respond with a - * Request. - * - * If a request matches multiple routes, the **earliest** registered route will - * be used to respond to the request. - * - * @memberof workbox-routing - */ -class Router { - /** - * Initializes a new Router. - */ - constructor() { - this._routes = new Map(); - this._defaultHandlerMap = new Map(); - } - /** - * @return {Map<string, Array<workbox-routing.Route>>} routes A `Map` of HTTP - * method name ('GET', etc.) to an array of all the corresponding `Route` - * instances that are registered. - */ - get routes() { - return this._routes; - } - /** - * Adds a fetch event listener to respond to events when a route matches - * the event's request. - */ - addFetchListener() { - // See https://github.com/Microsoft/TypeScript/issues/28357#issuecomment-436484705 - self.addEventListener('fetch', event => { - const { - request - } = event; - const responsePromise = this.handleRequest({ - request, - event - }); - if (responsePromise) { - event.respondWith(responsePromise); - } - }); - } - /** - * Adds a message event listener for URLs to cache from the window. - * This is useful to cache resources loaded on the page prior to when the - * service worker started controlling it. - * - * The format of the message data sent from the window should be as follows. - * Where the `urlsToCache` array may consist of URL strings or an array of - * URL string + `requestInit` object (the same as you'd pass to `fetch()`). - * - * ``` - * { - * type: 'CACHE_URLS', - * payload: { - * urlsToCache: [ - * './script1.js', - * './script2.js', - * ['./script3.js', {mode: 'no-cors'}], - * ], - * }, - * } - * ``` - */ - addCacheListener() { - // See https://github.com/Microsoft/TypeScript/issues/28357#issuecomment-436484705 - self.addEventListener('message', event => { - // event.data is type 'any' - // eslint-disable-next-line @typescript-eslint/no-unsafe-member-access - if (event.data && event.data.type === 'CACHE_URLS') { - // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment - const { - payload - } = event.data; - { - logger.debug(`Caching URLs from the window`, payload.urlsToCache); - } - const requestPromises = Promise.all(payload.urlsToCache.map(entry => { - if (typeof entry === 'string') { - entry = [entry]; - } - const request = new Request(...entry); - return this.handleRequest({ - request, - event - }); - // TODO(philipwalton): TypeScript errors without this typecast for - // some reason (probably a bug). The real type here should work but - // doesn't: `Array<Promise<Response> | undefined>`. - })); // TypeScript - event.waitUntil(requestPromises); - // If a MessageChannel was used, reply to the message on success. - if (event.ports && event.ports[0]) { - void requestPromises.then(() => event.ports[0].postMessage(true)); - } - } - }); - } - /** - * Apply the routing rules to a FetchEvent object to get a Response from an - * appropriate Route's handler. - * - * @param {Object} options - * @param {Request} options.request The request to handle. - * @param {ExtendableEvent} options.event The event that triggered the - * request. - * @return {Promise<Response>|undefined} A promise is returned if a - * registered route can handle the request. If there is no matching - * route and there's no `defaultHandler`, `undefined` is returned. - */ - handleRequest({ - request, - event - }) { - { - finalAssertExports.isInstance(request, Request, { - moduleName: 'workbox-routing', - className: 'Router', - funcName: 'handleRequest', - paramName: 'options.request' - }); - } - const url = new URL(request.url, location.href); - if (!url.protocol.startsWith('http')) { - { - logger.debug(`Workbox Router only supports URLs that start with 'http'.`); - } - return; - } - const sameOrigin = url.origin === location.origin; - const { - params, - route - } = this.findMatchingRoute({ - event, - request, - sameOrigin, - url - }); - let handler = route && route.handler; - const debugMessages = []; - { - if (handler) { - debugMessages.push([`Found a route to handle this request:`, route]); - if (params) { - 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. - const method = request.method; - if (!handler && this._defaultHandlerMap.has(method)) { - { - debugMessages.push(`Failed to find a matching route. Falling ` + `back to the default handler for ${method}.`); - } - handler = this._defaultHandlerMap.get(method); - } - 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.debug(`No route found for: ${getFriendlyURL(url)}`); - } - return; - } - { - // We have a handler, meaning Workbox is going to handle the route. - // print the routing details to the console. - logger.groupCollapsed(`Router is responding to: ${getFriendlyURL(url)}`); - debugMessages.forEach(msg => { - if (Array.isArray(msg)) { - logger.log(...msg); - } else { - logger.log(msg); - } - }); - 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); - } - // Get route's catch handler, if it exists - const catchHandler = route && route.catchHandler; - if (responsePromise instanceof Promise && (this._catchHandler || catchHandler)) { - responsePromise = responsePromise.catch(async err => { - // If there's a route catch handler, process that first - if (catchHandler) { - { - // Still include URL here as it will be async from the console group - // and may not make sense without the URL - logger.groupCollapsed(`Error thrown when responding to: ` + ` ${getFriendlyURL(url)}. Falling back to route's Catch Handler.`); - logger.error(`Error thrown by:`, route); - logger.error(err); - logger.groupEnd(); - } - try { - return await catchHandler.handle({ - url, - request, - event, - params - }); - } catch (catchErr) { - if (catchErr instanceof Error) { - err = catchErr; - } - } - } - if (this._catchHandler) { - { - // Still include URL here as it will be async from the console group - // and may not make sense without the URL - logger.groupCollapsed(`Error thrown when responding to: ` + ` ${getFriendlyURL(url)}. Falling back to global Catch Handler.`); - logger.error(`Error thrown by:`, route); - logger.error(err); - logger.groupEnd(); - } - return this._catchHandler.handle({ - url, - request, - event - }); - } - throw 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 {boolean} options.sameOrigin The result of comparing `url.origin` - * against the current origin. - * @param {Request} options.request The request to match. - * @param {Event} options.event The corresponding event. - * @return {Object} An object with `route` and `params` properties. - * They are populated if a matching route was found or `undefined` - * otherwise. - */ - findMatchingRoute({ - url, - sameOrigin, - request, - event - }) { - const routes = this._routes.get(request.method) || []; - for (const route of routes) { - let params; - // route.match returns type any, not possible to change right now. - // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment - const matchResult = route.match({ - url, - sameOrigin, - request, - event - }); - if (matchResult) { - { - // Warn developers that using an async matchCallback is almost always - // not the right thing to do. - if (matchResult instanceof Promise) { - logger.warn(`While routing ${getFriendlyURL(url)}, an async ` + `matchCallback function was used. Please convert the ` + `following route to use a synchronous matchCallback function:`, route); - } - } - // See https://github.com/GoogleChrome/workbox/issues/2079 - // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment - params = matchResult; - if (Array.isArray(params) && params.length === 0) { - // Instead of passing an empty array in as params, use undefined. - params = undefined; - } else if (matchResult.constructor === Object && - // eslint-disable-line - Object.keys(matchResult).length === 0) { - // Instead of passing an empty object in as params, use undefined. - params = undefined; - } else if (typeof matchResult === 'boolean') { - // For the boolean value true (rather than just something truth-y), - // don't set params. - // See https://github.com/GoogleChrome/workbox/pull/2134#issuecomment-513924353 - params = undefined; - } - // 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. - * - * Each HTTP method ('GET', 'POST', etc.) gets its own default handler. - * - * Without a default handler, unmatched requests will go against the - * network as if there were no service worker present. - * - * @param {workbox-routing~handlerCallback} handler A callback - * function that returns a Promise resulting in a Response. - * @param {string} [method='GET'] The HTTP method to associate with this - * default handler. Each method has its own default. - */ - setDefaultHandler(handler, method = defaultMethod) { - this._defaultHandlerMap.set(method, 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~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) { - { - finalAssertExports.isType(route, 'object', { - moduleName: 'workbox-routing', - className: 'Router', - funcName: 'registerRoute', - paramName: 'route' - }); - finalAssertExports.hasMethod(route, 'match', { - moduleName: 'workbox-routing', - className: 'Router', - funcName: 'registerRoute', - paramName: 'route' - }); - finalAssertExports.isType(route.handler, 'object', { - moduleName: 'workbox-routing', - className: 'Router', - funcName: 'registerRoute', - paramName: 'route' - }); - finalAssertExports.hasMethod(route.handler, 'handle', { - moduleName: 'workbox-routing', - className: 'Router', - funcName: 'registerRoute', - paramName: 'route.handler' - }); - finalAssertExports.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('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('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. -*/ -/** - * 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 {@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~handlerCallback} [handler] A callback - * function that returns a Promise resulting in a Response. This parameter - * is required if `capture` is not a `Route` object. - * @param {string} [method='GET'] The HTTP method to match the Route - * against. - * @return {workbox-routing.Route} The generated `Route`. - * - * @memberof workbox-routing - */ -function registerRoute(capture, handler, method) { - let route; - if (typeof capture === 'string') { - const captureUrl = new URL(capture, location.href); - { - if (!(capture.startsWith('/') || capture.startsWith('http'))) { - throw new 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 (new RegExp(`${wildcards}`).exec(valueToCheck)) { - 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.debug(`${capture} only partially matches the cross-origin URL ` + `${url.toString()}. This route will only handle cross-origin requests ` + `if they match the entire URL.`); - } - } - return url.href === captureUrl.href; - }; - // If `capture` is a string then `handler` and `method` must be present. - route = new Route(matchCallback, handler, method); - } else if (capture instanceof RegExp) { - // If `capture` is a `RegExp` then `handler` and `method` must be present. - route = new RegExpRoute(capture, handler, method); - } else if (typeof capture === 'function') { - // If `capture` is a function then `handler` and `method` must be present. - route = new Route(capture, handler, method); - } else if (capture instanceof Route) { - route = capture; - } else { - throw new WorkboxError('unsupported-route-type', { - moduleName: 'workbox-routing', - funcName: 'registerRoute', - paramName: 'capture' - }); - } - const defaultRouter = getOrCreateDefaultRouter(); - defaultRouter.registerRoute(route); - return route; -} - -/* - 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. -*/ -const _cacheNameDetails = { - googleAnalytics: 'googleAnalytics', - precache: 'precache-v2', - prefix: 'workbox', - runtime: 'runtime', - suffix: typeof registration !== 'undefined' ? registration.scope : '' -}; -const _createCacheName = cacheName => { - return [_cacheNameDetails.prefix, cacheName, _cacheNameDetails.suffix].filter(value => value && value.length > 0).join('-'); -}; -const eachCacheNameDetail = fn => { - for (const key of Object.keys(_cacheNameDetails)) { - fn(key); - } -}; -const cacheNames = { - updateDetails: details => { - eachCacheNameDetail(key => { - if (typeof details[key] === 'string') { - _cacheNameDetails[key] = details[key]; - } - }); - }, - getGoogleAnalyticsName: userCacheName => { - return userCacheName || _createCacheName(_cacheNameDetails.googleAnalytics); - }, - getPrecacheName: userCacheName => { - return userCacheName || _createCacheName(_cacheNameDetails.precache); - }, - getPrefix: () => { - return _cacheNameDetails.prefix; - }, - getRuntimeName: userCacheName => { - return userCacheName || _createCacheName(_cacheNameDetails.runtime); - }, - getSuffix: () => { - return _cacheNameDetails.suffix; - } -}; - -/* - 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. -*/ -/** - * A helper function that prevents a promise from being flagged as unused. - * - * @private - **/ -function dontWaitFor(promise) { - // Effective no-op. - void promise.then(() => {}); -} - -/* - 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. -*/ -// Callbacks to be executed whenever there's a quota error. -// Can't change Function type right now. -// eslint-disable-next-line @typescript-eslint/ban-types -const quotaErrorCallbacks = new Set(); - -/* - 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. -*/ -/** - * Adds a function to the set of quotaErrorCallbacks that will be executed if - * there's a quota error. - * - * @param {Function} callback - * @memberof workbox-core - */ -// Can't change Function type -// eslint-disable-next-line @typescript-eslint/ban-types -function registerQuotaErrorCallback(callback) { - { - finalAssertExports.isType(callback, 'function', { - moduleName: 'workbox-core', - funcName: 'register', - paramName: 'callback' - }); - } - quotaErrorCallbacks.add(callback); - { - logger.log('Registered a callback to respond to quota errors.', callback); - } -} - -function _extends() { - _extends = Object.assign ? Object.assign.bind() : function (target) { - for (var i = 1; i < arguments.length; i++) { - var source = arguments[i]; - for (var key in source) { - if (Object.prototype.hasOwnProperty.call(source, key)) { - target[key] = source[key]; - } - } - } - return target; - }; - return _extends.apply(this, arguments); -} - -const instanceOfAny = (object, constructors) => constructors.some(c => object instanceof c); -let idbProxyableTypes; -let cursorAdvanceMethods; -// This is a function to prevent it throwing up in node environments. -function getIdbProxyableTypes() { - return idbProxyableTypes || (idbProxyableTypes = [IDBDatabase, IDBObjectStore, IDBIndex, IDBCursor, IDBTransaction]); -} -// This is a function to prevent it throwing up in node environments. -function getCursorAdvanceMethods() { - return cursorAdvanceMethods || (cursorAdvanceMethods = [IDBCursor.prototype.advance, IDBCursor.prototype.continue, IDBCursor.prototype.continuePrimaryKey]); -} -const cursorRequestMap = new WeakMap(); -const transactionDoneMap = new WeakMap(); -const transactionStoreNamesMap = new WeakMap(); -const transformCache = new WeakMap(); -const reverseTransformCache = new WeakMap(); -function promisifyRequest(request) { - const promise = new Promise((resolve, reject) => { - const unlisten = () => { - request.removeEventListener('success', success); - request.removeEventListener('error', error); - }; - const success = () => { - resolve(wrap(request.result)); - unlisten(); - }; - const error = () => { - reject(request.error); - unlisten(); - }; - request.addEventListener('success', success); - request.addEventListener('error', error); - }); - promise.then(value => { - // Since cursoring reuses the IDBRequest (*sigh*), we cache it for later retrieval - // (see wrapFunction). - if (value instanceof IDBCursor) { - cursorRequestMap.set(value, request); - } - // Catching to avoid "Uncaught Promise exceptions" - }).catch(() => {}); - // This mapping exists in reverseTransformCache but doesn't doesn't exist in transformCache. This - // is because we create many promises from a single IDBRequest. - reverseTransformCache.set(promise, request); - return promise; -} -function cacheDonePromiseForTransaction(tx) { - // Early bail if we've already created a done promise for this transaction. - if (transactionDoneMap.has(tx)) return; - const done = new Promise((resolve, reject) => { - const unlisten = () => { - tx.removeEventListener('complete', complete); - tx.removeEventListener('error', error); - tx.removeEventListener('abort', error); - }; - const complete = () => { - resolve(); - unlisten(); - }; - const error = () => { - reject(tx.error || new DOMException('AbortError', 'AbortError')); - unlisten(); - }; - tx.addEventListener('complete', complete); - tx.addEventListener('error', error); - tx.addEventListener('abort', error); - }); - // Cache it for later retrieval. - transactionDoneMap.set(tx, done); -} -let idbProxyTraps = { - get(target, prop, receiver) { - if (target instanceof IDBTransaction) { - // Special handling for transaction.done. - if (prop === 'done') return transactionDoneMap.get(target); - // Polyfill for objectStoreNames because of Edge. - if (prop === 'objectStoreNames') { - return target.objectStoreNames || transactionStoreNamesMap.get(target); - } - // Make tx.store return the only store in the transaction, or undefined if there are many. - if (prop === 'store') { - return receiver.objectStoreNames[1] ? undefined : receiver.objectStore(receiver.objectStoreNames[0]); - } - } - // Else transform whatever we get back. - return wrap(target[prop]); - }, - set(target, prop, value) { - target[prop] = value; - return true; - }, - has(target, prop) { - if (target instanceof IDBTransaction && (prop === 'done' || prop === 'store')) { - return true; - } - return prop in target; - } -}; -function replaceTraps(callback) { - idbProxyTraps = callback(idbProxyTraps); -} -function wrapFunction(func) { - // Due to expected object equality (which is enforced by the caching in `wrap`), we - // only create one new func per func. - // Edge doesn't support objectStoreNames (booo), so we polyfill it here. - if (func === IDBDatabase.prototype.transaction && !('objectStoreNames' in IDBTransaction.prototype)) { - return function (storeNames, ...args) { - const tx = func.call(unwrap(this), storeNames, ...args); - transactionStoreNamesMap.set(tx, storeNames.sort ? storeNames.sort() : [storeNames]); - return wrap(tx); - }; - } - // Cursor methods are special, as the behaviour is a little more different to standard IDB. In - // IDB, you advance the cursor and wait for a new 'success' on the IDBRequest that gave you the - // cursor. It's kinda like a promise that can resolve with many values. That doesn't make sense - // with real promises, so each advance methods returns a new promise for the cursor object, or - // undefined if the end of the cursor has been reached. - if (getCursorAdvanceMethods().includes(func)) { - return function (...args) { - // Calling the original function with the proxy as 'this' causes ILLEGAL INVOCATION, so we use - // the original object. - func.apply(unwrap(this), args); - return wrap(cursorRequestMap.get(this)); - }; - } - return function (...args) { - // Calling the original function with the proxy as 'this' causes ILLEGAL INVOCATION, so we use - // the original object. - return wrap(func.apply(unwrap(this), args)); - }; -} -function transformCachableValue(value) { - if (typeof value === 'function') return wrapFunction(value); - // This doesn't return, it just creates a 'done' promise for the transaction, - // which is later returned for transaction.done (see idbObjectHandler). - if (value instanceof IDBTransaction) cacheDonePromiseForTransaction(value); - if (instanceOfAny(value, getIdbProxyableTypes())) return new Proxy(value, idbProxyTraps); - // Return the same value back if we're not going to transform it. - return value; -} -function wrap(value) { - // We sometimes generate multiple promises from a single IDBRequest (eg when cursoring), because - // IDB is weird and a single IDBRequest can yield many responses, so these can't be cached. - if (value instanceof IDBRequest) return promisifyRequest(value); - // If we've already transformed this value before, reuse the transformed value. - // This is faster, but it also provides object equality. - if (transformCache.has(value)) return transformCache.get(value); - const newValue = transformCachableValue(value); - // Not all types are transformed. - // These may be primitive types, so they can't be WeakMap keys. - if (newValue !== value) { - transformCache.set(value, newValue); - reverseTransformCache.set(newValue, value); - } - return newValue; -} -const unwrap = value => reverseTransformCache.get(value); - -/** - * Open a database. - * - * @param name Name of the database. - * @param version Schema version. - * @param callbacks Additional callbacks. - */ -function openDB(name, version, { - blocked, - upgrade, - blocking, - terminated -} = {}) { - const request = indexedDB.open(name, version); - const openPromise = wrap(request); - if (upgrade) { - request.addEventListener('upgradeneeded', event => { - upgrade(wrap(request.result), event.oldVersion, event.newVersion, wrap(request.transaction), event); - }); - } - if (blocked) { - request.addEventListener('blocked', event => blocked( - // Casting due to https://github.com/microsoft/TypeScript-DOM-lib-generator/pull/1405 - event.oldVersion, event.newVersion, event)); - } - openPromise.then(db => { - if (terminated) db.addEventListener('close', () => terminated()); - if (blocking) { - db.addEventListener('versionchange', event => blocking(event.oldVersion, event.newVersion, event)); - } - }).catch(() => {}); - return openPromise; -} -/** - * Delete a database. - * - * @param name Name of the database. - */ -function deleteDB(name, { - blocked -} = {}) { - const request = indexedDB.deleteDatabase(name); - if (blocked) { - request.addEventListener('blocked', event => blocked( - // Casting due to https://github.com/microsoft/TypeScript-DOM-lib-generator/pull/1405 - event.oldVersion, event)); - } - return wrap(request).then(() => undefined); -} -const readMethods = ['get', 'getKey', 'getAll', 'getAllKeys', 'count']; -const writeMethods = ['put', 'add', 'delete', 'clear']; -const cachedMethods = new Map(); -function getMethod(target, prop) { - if (!(target instanceof IDBDatabase && !(prop in target) && typeof prop === 'string')) { - return; - } - if (cachedMethods.get(prop)) return cachedMethods.get(prop); - const targetFuncName = prop.replace(/FromIndex$/, ''); - const useIndex = prop !== targetFuncName; - const isWrite = writeMethods.includes(targetFuncName); - if ( - // Bail if the target doesn't exist on the target. Eg, getAll isn't in Edge. - !(targetFuncName in (useIndex ? IDBIndex : IDBObjectStore).prototype) || !(isWrite || readMethods.includes(targetFuncName))) { - return; - } - const method = async function (storeName, ...args) { - // isWrite ? 'readwrite' : undefined gzipps better, but fails in Edge :( - const tx = this.transaction(storeName, isWrite ? 'readwrite' : 'readonly'); - let target = tx.store; - if (useIndex) target = target.index(args.shift()); - // Must reject if op rejects. - // If it's a write operation, must reject if tx.done rejects. - // Must reject with op rejection first. - // Must resolve with op value. - // Must handle both promises (no unhandled rejections) - return (await Promise.all([target[targetFuncName](...args), isWrite && tx.done]))[0]; - }; - cachedMethods.set(prop, method); - return method; -} -replaceTraps(oldTraps => _extends({}, oldTraps, { - get: (target, prop, receiver) => getMethod(target, prop) || oldTraps.get(target, prop, receiver), - has: (target, prop) => !!getMethod(target, prop) || oldTraps.has(target, prop) -})); - -// @ts-ignore -try { - self['workbox:expiration:6.5.3'] && _(); -} catch (e) {} - -/* - 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. -*/ -const DB_NAME = 'workbox-expiration'; -const CACHE_OBJECT_STORE = 'cache-entries'; -const normalizeURL = unNormalizedUrl => { - const url = new URL(unNormalizedUrl, location.href); - url.hash = ''; - return url.href; -}; -/** - * Returns the timestamp model. - * - * @private - */ -class CacheTimestampsModel { - /** - * - * @param {string} cacheName - * - * @private - */ - constructor(cacheName) { - this._db = null; - this._cacheName = cacheName; - } - /** - * Performs an upgrade of indexedDB. - * - * @param {IDBPDatabase<CacheDbSchema>} db - * - * @private - */ - _upgradeDb(db) { - // TODO(philipwalton): EdgeHTML doesn't support arrays as a keyPath, so we - // have to use the `id` keyPath here and create our own values (a - // concatenation of `url + cacheName`) instead of simply using - // `keyPath: ['url', 'cacheName']`, which is supported in other browsers. - const objStore = db.createObjectStore(CACHE_OBJECT_STORE, { - keyPath: 'id' - }); - // TODO(philipwalton): once we don't have to support EdgeHTML, we can - // create a single index with the keyPath `['cacheName', 'timestamp']` - // instead of doing both these indexes. - objStore.createIndex('cacheName', 'cacheName', { - unique: false - }); - objStore.createIndex('timestamp', 'timestamp', { - unique: false - }); - } - /** - * Performs an upgrade of indexedDB and deletes deprecated DBs. - * - * @param {IDBPDatabase<CacheDbSchema>} db - * - * @private - */ - _upgradeDbAndDeleteOldDbs(db) { - this._upgradeDb(db); - if (this._cacheName) { - void deleteDB(this._cacheName); - } - } - /** - * @param {string} url - * @param {number} timestamp - * - * @private - */ - async setTimestamp(url, timestamp) { - url = normalizeURL(url); - const entry = { - url, - timestamp, - cacheName: this._cacheName, - // Creating an ID from the URL and cache name won't be necessary once - // Edge switches to Chromium and all browsers we support work with - // array keyPaths. - id: this._getId(url) - }; - const db = await this.getDb(); - const tx = db.transaction(CACHE_OBJECT_STORE, 'readwrite', { - durability: 'relaxed' - }); - await tx.store.put(entry); - await tx.done; - } - /** - * Returns the timestamp stored for a given URL. - * - * @param {string} url - * @return {number | undefined} - * - * @private - */ - async getTimestamp(url) { - const db = await this.getDb(); - const entry = await db.get(CACHE_OBJECT_STORE, this._getId(url)); - return entry === null || entry === void 0 ? void 0 : entry.timestamp; - } - /** - * Iterates through all the entries in the object store (from newest to - * oldest) and removes entries once either `maxCount` is reached or the - * entry's timestamp is less than `minTimestamp`. - * - * @param {number} minTimestamp - * @param {number} maxCount - * @return {Array<string>} - * - * @private - */ - async expireEntries(minTimestamp, maxCount) { - const db = await this.getDb(); - let cursor = await db.transaction(CACHE_OBJECT_STORE).store.index('timestamp').openCursor(null, 'prev'); - const entriesToDelete = []; - let entriesNotDeletedCount = 0; - while (cursor) { - const result = cursor.value; - // TODO(philipwalton): once we can use a multi-key index, we - // won't have to check `cacheName` here. - if (result.cacheName === this._cacheName) { - // Delete an entry if it's older than the max age or - // if we already have the max number allowed. - if (minTimestamp && result.timestamp < minTimestamp || maxCount && entriesNotDeletedCount >= maxCount) { - // TODO(philipwalton): we should be able to delete the - // entry right here, but doing so causes an iteration - // bug in Safari stable (fixed in TP). Instead we can - // store the keys of the entries to delete, and then - // delete the separate transactions. - // https://github.com/GoogleChrome/workbox/issues/1978 - // cursor.delete(); - // We only need to return the URL, not the whole entry. - entriesToDelete.push(cursor.value); - } else { - entriesNotDeletedCount++; - } - } - cursor = await cursor.continue(); - } - // TODO(philipwalton): once the Safari bug in the following issue is fixed, - // we should be able to remove this loop and do the entry deletion in the - // cursor loop above: - // https://github.com/GoogleChrome/workbox/issues/1978 - const urlsDeleted = []; - for (const entry of entriesToDelete) { - await db.delete(CACHE_OBJECT_STORE, entry.id); - urlsDeleted.push(entry.url); - } - return urlsDeleted; - } - /** - * Takes a URL and returns an ID that will be unique in the object store. - * - * @param {string} url - * @return {string} - * - * @private - */ - _getId(url) { - // Creating an ID from the URL and cache name won't be necessary once - // Edge switches to Chromium and all browsers we support work with - // array keyPaths. - return this._cacheName + '|' + normalizeURL(url); - } - /** - * Returns an open connection to the database. - * - * @private - */ - async getDb() { - if (!this._db) { - this._db = await openDB(DB_NAME, 1, { - upgrade: this._upgradeDbAndDeleteOldDbs.bind(this) - }); - } - return this._db; - } -} - -/* - 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. -*/ -/** - * The `CacheExpiration` class allows you define an expiration and / or - * limit on the number of responses stored in a - * [`Cache`](https://developer.mozilla.org/en-US/docs/Web/API/Cache). - * - * @memberof workbox-expiration - */ -class CacheExpiration { - /** - * To construct a new CacheExpiration instance you must provide at least - * one of the `config` properties. - * - * @param {string} cacheName Name of the cache to apply restrictions to. - * @param {Object} config - * @param {number} [config.maxEntries] The maximum number of entries to cache. - * Entries used the least will be removed as the maximum is reached. - * @param {number} [config.maxAgeSeconds] The maximum age of an entry before - * it's treated as stale and removed. - * @param {Object} [config.matchOptions] The [`CacheQueryOptions`](https://developer.mozilla.org/en-US/docs/Web/API/Cache/delete#Parameters) - * that will be used when calling `delete()` on the cache. - */ - constructor(cacheName, config = {}) { - this._isRunning = false; - this._rerunRequested = false; - { - finalAssertExports.isType(cacheName, 'string', { - moduleName: 'workbox-expiration', - className: 'CacheExpiration', - funcName: 'constructor', - paramName: 'cacheName' - }); - if (!(config.maxEntries || config.maxAgeSeconds)) { - throw new WorkboxError('max-entries-or-age-required', { - moduleName: 'workbox-expiration', - className: 'CacheExpiration', - funcName: 'constructor' - }); - } - if (config.maxEntries) { - finalAssertExports.isType(config.maxEntries, 'number', { - moduleName: 'workbox-expiration', - className: 'CacheExpiration', - funcName: 'constructor', - paramName: 'config.maxEntries' - }); - } - if (config.maxAgeSeconds) { - finalAssertExports.isType(config.maxAgeSeconds, 'number', { - moduleName: 'workbox-expiration', - className: 'CacheExpiration', - funcName: 'constructor', - paramName: 'config.maxAgeSeconds' - }); - } - } - this._maxEntries = config.maxEntries; - this._maxAgeSeconds = config.maxAgeSeconds; - this._matchOptions = config.matchOptions; - this._cacheName = cacheName; - this._timestampModel = new CacheTimestampsModel(cacheName); - } - /** - * Expires entries for the given cache and given criteria. - */ - async expireEntries() { - if (this._isRunning) { - this._rerunRequested = true; - return; - } - this._isRunning = true; - const minTimestamp = this._maxAgeSeconds ? Date.now() - this._maxAgeSeconds * 1000 : 0; - const urlsExpired = await this._timestampModel.expireEntries(minTimestamp, this._maxEntries); - // Delete URLs from the cache - const cache = await self.caches.open(this._cacheName); - for (const url of urlsExpired) { - await cache.delete(url, this._matchOptions); - } - { - if (urlsExpired.length > 0) { - logger.groupCollapsed(`Expired ${urlsExpired.length} ` + `${urlsExpired.length === 1 ? 'entry' : 'entries'} and removed ` + `${urlsExpired.length === 1 ? 'it' : 'them'} from the ` + `'${this._cacheName}' cache.`); - logger.log(`Expired the following ${urlsExpired.length === 1 ? 'URL' : 'URLs'}:`); - urlsExpired.forEach(url => logger.log(` ${url}`)); - logger.groupEnd(); - } else { - logger.debug(`Cache expiration ran and found no entries to remove.`); - } - } - this._isRunning = false; - if (this._rerunRequested) { - this._rerunRequested = false; - dontWaitFor(this.expireEntries()); - } - } - /** - * Update the timestamp for the given URL. This ensures the when - * removing entries based on maximum entries, most recently used - * is accurate or when expiring, the timestamp is up-to-date. - * - * @param {string} url - */ - async updateTimestamp(url) { - { - finalAssertExports.isType(url, 'string', { - moduleName: 'workbox-expiration', - className: 'CacheExpiration', - funcName: 'updateTimestamp', - paramName: 'url' - }); - } - await this._timestampModel.setTimestamp(url, Date.now()); - } - /** - * Can be used to check if a URL has expired or not before it's used. - * - * This requires a look up from IndexedDB, so can be slow. - * - * Note: This method will not remove the cached entry, call - * `expireEntries()` to remove indexedDB and Cache entries. - * - * @param {string} url - * @return {boolean} - */ - async isURLExpired(url) { - if (!this._maxAgeSeconds) { - { - throw new WorkboxError(`expired-test-without-max-age`, { - methodName: 'isURLExpired', - paramName: 'maxAgeSeconds' - }); - } - } else { - const timestamp = await this._timestampModel.getTimestamp(url); - const expireOlderThan = Date.now() - this._maxAgeSeconds * 1000; - return timestamp !== undefined ? timestamp < expireOlderThan : true; - } - } - /** - * Removes the IndexedDB object store used to keep track of cache expiration - * metadata. - */ - async delete() { - // Make sure we don't attempt another rerun if we're called in the middle of - // a cache expiration. - this._rerunRequested = false; - await this._timestampModel.expireEntries(Infinity); // Expires all. - } -} - -/* - 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. -*/ -/** - * This plugin can be used in a `workbox-strategy` to regularly enforce a - * limit on the age and / or the number of cached requests. - * - * It can only be used with `workbox-strategy` instances that have a - * [custom `cacheName` property set](/web/tools/workbox/guides/configure-workbox#custom_cache_names_in_strategies). - * In other words, it can't be used to expire entries in strategy that uses the - * default runtime cache name. - * - * Whenever a cached response is used or updated, this plugin will look - * at the associated cache and remove any old or extra responses. - * - * When using `maxAgeSeconds`, responses may be used *once* after expiring - * because the expiration clean up will not have occurred until *after* the - * cached response has been used. If the response has a "Date" header, then - * a light weight expiration check is performed and the response will not be - * used immediately. - * - * When using `maxEntries`, the entry least-recently requested will be removed - * from the cache first. - * - * @memberof workbox-expiration - */ -class ExpirationPlugin { - /** - * @param {ExpirationPluginOptions} config - * @param {number} [config.maxEntries] The maximum number of entries to cache. - * Entries used the least will be removed as the maximum is reached. - * @param {number} [config.maxAgeSeconds] The maximum age of an entry before - * it's treated as stale and removed. - * @param {Object} [config.matchOptions] The [`CacheQueryOptions`](https://developer.mozilla.org/en-US/docs/Web/API/Cache/delete#Parameters) - * that will be used when calling `delete()` on the cache. - * @param {boolean} [config.purgeOnQuotaError] Whether to opt this cache in to - * automatic deletion if the available storage quota has been exceeded. - */ - constructor(config = {}) { - /** - * A "lifecycle" callback that will be triggered automatically by the - * `workbox-strategies` handlers when a `Response` is about to be returned - * from a [Cache](https://developer.mozilla.org/en-US/docs/Web/API/Cache) to - * the handler. It allows the `Response` to be inspected for freshness and - * prevents it from being used if the `Response`'s `Date` header value is - * older than the configured `maxAgeSeconds`. - * - * @param {Object} options - * @param {string} options.cacheName Name of the cache the response is in. - * @param {Response} options.cachedResponse The `Response` object that's been - * read from a cache and whose freshness should be checked. - * @return {Response} Either the `cachedResponse`, if it's - * fresh, or `null` if the `Response` is older than `maxAgeSeconds`. - * - * @private - */ - this.cachedResponseWillBeUsed = async ({ - event, - request, - cacheName, - cachedResponse - }) => { - if (!cachedResponse) { - return null; - } - const isFresh = this._isResponseDateFresh(cachedResponse); - // Expire entries to ensure that even if the expiration date has - // expired, it'll only be used once. - const cacheExpiration = this._getCacheExpiration(cacheName); - dontWaitFor(cacheExpiration.expireEntries()); - // Update the metadata for the request URL to the current timestamp, - // but don't `await` it as we don't want to block the response. - const updateTimestampDone = cacheExpiration.updateTimestamp(request.url); - if (event) { - try { - event.waitUntil(updateTimestampDone); - } catch (error) { - { - // The event may not be a fetch event; only log the URL if it is. - if ('request' in event) { - logger.warn(`Unable to ensure service worker stays alive when ` + `updating cache entry for ` + `'${getFriendlyURL(event.request.url)}'.`); - } - } - } - } - return isFresh ? cachedResponse : null; - }; - /** - * A "lifecycle" callback that will be triggered automatically by the - * `workbox-strategies` handlers when an entry is added to a cache. - * - * @param {Object} options - * @param {string} options.cacheName Name of the cache that was updated. - * @param {string} options.request The Request for the cached entry. - * - * @private - */ - this.cacheDidUpdate = async ({ - cacheName, - request - }) => { - { - finalAssertExports.isType(cacheName, 'string', { - moduleName: 'workbox-expiration', - className: 'Plugin', - funcName: 'cacheDidUpdate', - paramName: 'cacheName' - }); - finalAssertExports.isInstance(request, Request, { - moduleName: 'workbox-expiration', - className: 'Plugin', - funcName: 'cacheDidUpdate', - paramName: 'request' - }); - } - const cacheExpiration = this._getCacheExpiration(cacheName); - await cacheExpiration.updateTimestamp(request.url); - await cacheExpiration.expireEntries(); - }; - { - if (!(config.maxEntries || config.maxAgeSeconds)) { - throw new WorkboxError('max-entries-or-age-required', { - moduleName: 'workbox-expiration', - className: 'Plugin', - funcName: 'constructor' - }); - } - if (config.maxEntries) { - finalAssertExports.isType(config.maxEntries, 'number', { - moduleName: 'workbox-expiration', - className: 'Plugin', - funcName: 'constructor', - paramName: 'config.maxEntries' - }); - } - if (config.maxAgeSeconds) { - finalAssertExports.isType(config.maxAgeSeconds, 'number', { - moduleName: 'workbox-expiration', - className: 'Plugin', - funcName: 'constructor', - paramName: 'config.maxAgeSeconds' - }); - } - } - this._config = config; - this._maxAgeSeconds = config.maxAgeSeconds; - this._cacheExpirations = new Map(); - if (config.purgeOnQuotaError) { - registerQuotaErrorCallback(() => this.deleteCacheAndMetadata()); - } - } - /** - * A simple helper method to return a CacheExpiration instance for a given - * cache name. - * - * @param {string} cacheName - * @return {CacheExpiration} - * - * @private - */ - _getCacheExpiration(cacheName) { - if (cacheName === cacheNames.getRuntimeName()) { - throw new WorkboxError('expire-custom-caches-only'); - } - let cacheExpiration = this._cacheExpirations.get(cacheName); - if (!cacheExpiration) { - cacheExpiration = new CacheExpiration(cacheName, this._config); - this._cacheExpirations.set(cacheName, cacheExpiration); - } - return cacheExpiration; - } - /** - * @param {Response} cachedResponse - * @return {boolean} - * - * @private - */ - _isResponseDateFresh(cachedResponse) { - if (!this._maxAgeSeconds) { - // We aren't expiring by age, so return true, it's fresh - return true; - } - // Check if the 'date' header will suffice a quick expiration check. - // See https://github.com/GoogleChromeLabs/sw-toolbox/issues/164 for - // discussion. - const dateHeaderTimestamp = this._getDateHeaderTimestamp(cachedResponse); - if (dateHeaderTimestamp === null) { - // Unable to parse date, so assume it's fresh. - return true; - } - // If we have a valid headerTime, then our response is fresh iff the - // headerTime plus maxAgeSeconds is greater than the current time. - const now = Date.now(); - return dateHeaderTimestamp >= now - this._maxAgeSeconds * 1000; - } - /** - * This method will extract the data header and parse it into a useful - * value. - * - * @param {Response} cachedResponse - * @return {number|null} - * - * @private - */ - _getDateHeaderTimestamp(cachedResponse) { - if (!cachedResponse.headers.has('date')) { - return null; - } - const dateHeader = cachedResponse.headers.get('date'); - const parsedDate = new Date(dateHeader); - const headerTime = parsedDate.getTime(); - // If the Date header was invalid for some reason, parsedDate.getTime() - // will return NaN. - if (isNaN(headerTime)) { - return null; - } - return headerTime; - } - /** - * This is a helper method that performs two operations: - * - * - Deletes *all* the underlying Cache instances associated with this plugin - * instance, by calling caches.delete() on your behalf. - * - Deletes the metadata from IndexedDB used to keep track of expiration - * details for each Cache instance. - * - * When using cache expiration, calling this method is preferable to calling - * `caches.delete()` directly, since this will ensure that the IndexedDB - * metadata is also cleanly removed and open IndexedDB instances are deleted. - * - * Note that if you're *not* using cache expiration for a given cache, calling - * `caches.delete()` and passing in the cache's name should be sufficient. - * There is no Workbox-specific method needed for cleanup in that case. - */ - async deleteCacheAndMetadata() { - // Do this one at a time instead of all at once via `Promise.all()` to - // reduce the chance of inconsistency if a promise rejects. - for (const [cacheName, cacheExpiration] of this._cacheExpirations) { - await self.caches.delete(cacheName); - await cacheExpiration.delete(); - } - // Reset this._cacheExpirations to its initial state. - this._cacheExpirations = new Map(); - } -} - -/* - Copyright 2020 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. -*/ -function stripParams(fullURL, ignoreParams) { - const strippedURL = new URL(fullURL); - for (const param of ignoreParams) { - strippedURL.searchParams.delete(param); - } - return strippedURL.href; -} -/** - * Matches an item in the cache, ignoring specific URL params. This is similar - * to the `ignoreSearch` option, but it allows you to ignore just specific - * params (while continuing to match on the others). - * - * @private - * @param {Cache} cache - * @param {Request} request - * @param {Object} matchOptions - * @param {Array<string>} ignoreParams - * @return {Promise<Response|undefined>} - */ -async function cacheMatchIgnoreParams(cache, request, ignoreParams, matchOptions) { - const strippedRequestURL = stripParams(request.url, ignoreParams); - // If the request doesn't include any ignored params, match as normal. - if (request.url === strippedRequestURL) { - return cache.match(request, matchOptions); - } - // Otherwise, match by comparing keys - const keysOptions = Object.assign(Object.assign({}, matchOptions), { - ignoreSearch: true - }); - const cacheKeys = await cache.keys(request, keysOptions); - for (const cacheKey of cacheKeys) { - const strippedCacheKeyURL = stripParams(cacheKey.url, ignoreParams); - if (strippedRequestURL === strippedCacheKeyURL) { - return cache.match(cacheKey, matchOptions); - } - } - return; -} - -/* - 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. -*/ -/** - * The Deferred class composes Promises in a way that allows for them to be - * resolved or rejected from outside the constructor. In most cases promises - * should be used directly, but Deferreds can be necessary when the logic to - * resolve a promise must be separate. - * - * @private - */ -class Deferred { - /** - * Creates a promise and exposes its resolve and reject functions as methods. - */ - constructor() { - this.promise = new Promise((resolve, reject) => { - this.resolve = resolve; - this.reject = reject; - }); - } -} - -/* - 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. -*/ -/** - * Runs all of the callback functions, one at a time sequentially, in the order - * in which they were registered. - * - * @memberof workbox-core - * @private - */ -async function executeQuotaErrorCallbacks() { - { - logger.log(`About to run ${quotaErrorCallbacks.size} ` + `callbacks to clean up caches.`); - } - for (const callback of quotaErrorCallbacks) { - await callback(); - { - logger.log(callback, 'is complete.'); - } - } - { - logger.log('Finished running callbacks.'); - } -} - -/* - 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. -*/ -/** - * Returns a promise that resolves and the passed number of milliseconds. - * This utility is an async/await-friendly version of `setTimeout`. - * - * @param {number} ms - * @return {Promise} - * @private - */ -function timeout(ms) { - return new Promise(resolve => setTimeout(resolve, ms)); -} - -// @ts-ignore -try { - self['workbox:strategies:6.5.3'] && _(); -} catch (e) {} - -/* - Copyright 2020 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. -*/ -function toRequest(input) { - return typeof input === 'string' ? new Request(input) : input; -} -/** - * A class created every time a Strategy instance instance calls - * {@link workbox-strategies.Strategy~handle} or - * {@link workbox-strategies.Strategy~handleAll} that wraps all fetch and - * cache actions around plugin callbacks and keeps track of when the strategy - * is "done" (i.e. all added `event.waitUntil()` promises have resolved). - * - * @memberof workbox-strategies - */ -class StrategyHandler { - /** - * Creates a new instance associated with the passed strategy and event - * that's handling the request. - * - * The constructor also initializes the state that will be passed to each of - * the plugins handling this request. - * - * @param {workbox-strategies.Strategy} strategy - * @param {Object} options - * @param {Request|string} options.request A request to run this strategy for. - * @param {ExtendableEvent} options.event The event associated with the - * request. - * @param {URL} [options.url] - * @param {*} [options.params] The return value from the - * {@link workbox-routing~matchCallback} (if applicable). - */ - constructor(strategy, options) { - this._cacheKeys = {}; - /** - * The request the strategy is performing (passed to the strategy's - * `handle()` or `handleAll()` method). - * @name request - * @instance - * @type {Request} - * @memberof workbox-strategies.StrategyHandler - */ - /** - * The event associated with this request. - * @name event - * @instance - * @type {ExtendableEvent} - * @memberof workbox-strategies.StrategyHandler - */ - /** - * A `URL` instance of `request.url` (if passed to the strategy's - * `handle()` or `handleAll()` method). - * Note: the `url` param will be present if the strategy was invoked - * from a workbox `Route` object. - * @name url - * @instance - * @type {URL|undefined} - * @memberof workbox-strategies.StrategyHandler - */ - /** - * A `param` value (if passed to the strategy's - * `handle()` or `handleAll()` method). - * Note: the `param` param will be present if the strategy was invoked - * from a workbox `Route` object and the - * {@link workbox-routing~matchCallback} returned - * a truthy value (it will be that value). - * @name params - * @instance - * @type {*|undefined} - * @memberof workbox-strategies.StrategyHandler - */ - { - finalAssertExports.isInstance(options.event, ExtendableEvent, { - moduleName: 'workbox-strategies', - className: 'StrategyHandler', - funcName: 'constructor', - paramName: 'options.event' - }); - } - Object.assign(this, options); - this.event = options.event; - this._strategy = strategy; - this._handlerDeferred = new Deferred(); - this._extendLifetimePromises = []; - // Copy the plugins list (since it's mutable on the strategy), - // so any mutations don't affect this handler instance. - this._plugins = [...strategy.plugins]; - this._pluginStateMap = new Map(); - for (const plugin of this._plugins) { - this._pluginStateMap.set(plugin, {}); - } - this.event.waitUntil(this._handlerDeferred.promise); - } - /** - * Fetches a given request (and invokes any applicable plugin callback - * methods) using the `fetchOptions` (for non-navigation requests) and - * `plugins` defined on the `Strategy` object. - * - * The following plugin lifecycle methods are invoked when using this method: - * - `requestWillFetch()` - * - `fetchDidSucceed()` - * - `fetchDidFail()` - * - * @param {Request|string} input The URL or request to fetch. - * @return {Promise<Response>} - */ - async fetch(input) { - const { - event - } = this; - let request = toRequest(input); - if (request.mode === 'navigate' && event instanceof FetchEvent && event.preloadResponse) { - const possiblePreloadResponse = await event.preloadResponse; - if (possiblePreloadResponse) { - { - logger.log(`Using a preloaded navigation response for ` + `'${getFriendlyURL(request.url)}'`); - } - return possiblePreloadResponse; - } - } - // If there is a fetchDidFail plugin, we need to save a clone of the - // original request before it's either modified by a requestWillFetch - // plugin or before the original request's body is consumed via fetch(). - const originalRequest = this.hasCallback('fetchDidFail') ? request.clone() : null; - try { - for (const cb of this.iterateCallbacks('requestWillFetch')) { - request = await cb({ - request: request.clone(), - event - }); - } - } catch (err) { - if (err instanceof Error) { - throw new WorkboxError('plugin-error-request-will-fetch', { - thrownErrorMessage: err.message - }); - } - } - // The request can be altered by plugins with `requestWillFetch` making - // the original request (most likely from a `fetch` event) different - // from the Request we make. Pass both to `fetchDidFail` to aid debugging. - const pluginFilteredRequest = request.clone(); - try { - let fetchResponse; - // See https://github.com/GoogleChrome/workbox/issues/1796 - fetchResponse = await fetch(request, request.mode === 'navigate' ? undefined : this._strategy.fetchOptions); - if ("development" !== 'production') { - logger.debug(`Network request for ` + `'${getFriendlyURL(request.url)}' returned a response with ` + `status '${fetchResponse.status}'.`); - } - for (const callback of this.iterateCallbacks('fetchDidSucceed')) { - fetchResponse = await callback({ - event, - request: pluginFilteredRequest, - response: fetchResponse - }); - } - return fetchResponse; - } catch (error) { - { - logger.log(`Network request for ` + `'${getFriendlyURL(request.url)}' threw an error.`, error); - } - // `originalRequest` will only exist if a `fetchDidFail` callback - // is being used (see above). - if (originalRequest) { - await this.runCallbacks('fetchDidFail', { - error: error, - event, - originalRequest: originalRequest.clone(), - request: pluginFilteredRequest.clone() - }); - } - throw error; - } - } - /** - * Calls `this.fetch()` and (in the background) runs `this.cachePut()` on - * the response generated by `this.fetch()`. - * - * The call to `this.cachePut()` automatically invokes `this.waitUntil()`, - * so you do not have to manually call `waitUntil()` on the event. - * - * @param {Request|string} input The request or URL to fetch and cache. - * @return {Promise<Response>} - */ - async fetchAndCachePut(input) { - const response = await this.fetch(input); - const responseClone = response.clone(); - void this.waitUntil(this.cachePut(input, responseClone)); - return response; - } - /** - * Matches a request from the cache (and invokes any applicable plugin - * callback methods) using the `cacheName`, `matchOptions`, and `plugins` - * defined on the strategy object. - * - * The following plugin lifecycle methods are invoked when using this method: - * - cacheKeyWillByUsed() - * - cachedResponseWillByUsed() - * - * @param {Request|string} key The Request or URL to use as the cache key. - * @return {Promise<Response|undefined>} A matching response, if found. - */ - async cacheMatch(key) { - const request = toRequest(key); - let cachedResponse; - const { - cacheName, - matchOptions - } = this._strategy; - const effectiveRequest = await this.getCacheKey(request, 'read'); - const multiMatchOptions = Object.assign(Object.assign({}, matchOptions), { - cacheName - }); - cachedResponse = await caches.match(effectiveRequest, multiMatchOptions); - { - if (cachedResponse) { - logger.debug(`Found a cached response in '${cacheName}'.`); - } else { - logger.debug(`No cached response found in '${cacheName}'.`); - } - } - for (const callback of this.iterateCallbacks('cachedResponseWillBeUsed')) { - cachedResponse = (await callback({ - cacheName, - matchOptions, - cachedResponse, - request: effectiveRequest, - event: this.event - })) || undefined; - } - return cachedResponse; - } - /** - * Puts a request/response pair in the cache (and invokes any applicable - * plugin callback methods) using the `cacheName` and `plugins` defined on - * the strategy object. - * - * The following plugin lifecycle methods are invoked when using this method: - * - cacheKeyWillByUsed() - * - cacheWillUpdate() - * - cacheDidUpdate() - * - * @param {Request|string} key The request or URL to use as the cache key. - * @param {Response} response The response to cache. - * @return {Promise<boolean>} `false` if a cacheWillUpdate caused the response - * not be cached, and `true` otherwise. - */ - async cachePut(key, response) { - const request = toRequest(key); - // Run in the next task to avoid blocking other cache reads. - // https://github.com/w3c/ServiceWorker/issues/1397 - await timeout(0); - const effectiveRequest = await this.getCacheKey(request, 'write'); - { - if (effectiveRequest.method && effectiveRequest.method !== 'GET') { - throw new WorkboxError('attempt-to-cache-non-get-request', { - url: getFriendlyURL(effectiveRequest.url), - method: effectiveRequest.method - }); - } - // See https://github.com/GoogleChrome/workbox/issues/2818 - const vary = response.headers.get('Vary'); - if (vary) { - logger.debug(`The response for ${getFriendlyURL(effectiveRequest.url)} ` + `has a 'Vary: ${vary}' header. ` + `Consider setting the {ignoreVary: true} option on your strategy ` + `to ensure cache matching and deletion works as expected.`); - } - } - if (!response) { - { - logger.error(`Cannot cache non-existent response for ` + `'${getFriendlyURL(effectiveRequest.url)}'.`); - } - throw new WorkboxError('cache-put-with-no-response', { - url: getFriendlyURL(effectiveRequest.url) - }); - } - const responseToCache = await this._ensureResponseSafeToCache(response); - if (!responseToCache) { - { - logger.debug(`Response '${getFriendlyURL(effectiveRequest.url)}' ` + `will not be cached.`, responseToCache); - } - return false; - } - const { - cacheName, - matchOptions - } = this._strategy; - const cache = await self.caches.open(cacheName); - const hasCacheUpdateCallback = this.hasCallback('cacheDidUpdate'); - const oldResponse = hasCacheUpdateCallback ? await cacheMatchIgnoreParams( - // TODO(philipwalton): the `__WB_REVISION__` param is a precaching - // feature. Consider into ways to only add this behavior if using - // precaching. - cache, effectiveRequest.clone(), ['__WB_REVISION__'], matchOptions) : null; - { - logger.debug(`Updating the '${cacheName}' cache with a new Response ` + `for ${getFriendlyURL(effectiveRequest.url)}.`); - } - try { - await cache.put(effectiveRequest, hasCacheUpdateCallback ? responseToCache.clone() : responseToCache); - } catch (error) { - if (error instanceof Error) { - // See https://developer.mozilla.org/en-US/docs/Web/API/DOMException#exception-QuotaExceededError - if (error.name === 'QuotaExceededError') { - await executeQuotaErrorCallbacks(); - } - throw error; - } - } - for (const callback of this.iterateCallbacks('cacheDidUpdate')) { - await callback({ - cacheName, - oldResponse, - newResponse: responseToCache.clone(), - request: effectiveRequest, - event: this.event - }); - } - return true; - } - /** - * Checks the list of plugins for the `cacheKeyWillBeUsed` callback, and - * executes any of those callbacks found in sequence. The final `Request` - * object returned by the last plugin is treated as the cache key for cache - * reads and/or writes. If no `cacheKeyWillBeUsed` plugin callbacks have - * been registered, the passed request is returned unmodified - * - * @param {Request} request - * @param {string} mode - * @return {Promise<Request>} - */ - async getCacheKey(request, mode) { - const key = `${request.url} | ${mode}`; - if (!this._cacheKeys[key]) { - let effectiveRequest = request; - for (const callback of this.iterateCallbacks('cacheKeyWillBeUsed')) { - effectiveRequest = toRequest(await callback({ - mode, - request: effectiveRequest, - event: this.event, - // params has a type any can't change right now. - params: this.params // eslint-disable-line - })); - } - - this._cacheKeys[key] = effectiveRequest; - } - return this._cacheKeys[key]; - } - /** - * Returns true if the strategy has at least one plugin with the given - * callback. - * - * @param {string} name The name of the callback to check for. - * @return {boolean} - */ - hasCallback(name) { - for (const plugin of this._strategy.plugins) { - if (name in plugin) { - return true; - } - } - return false; - } - /** - * Runs all plugin callbacks matching the given name, in order, passing the - * given param object (merged ith the current plugin state) as the only - * argument. - * - * Note: since this method runs all plugins, it's not suitable for cases - * where the return value of a callback needs to be applied prior to calling - * the next callback. See - * {@link workbox-strategies.StrategyHandler#iterateCallbacks} - * below for how to handle that case. - * - * @param {string} name The name of the callback to run within each plugin. - * @param {Object} param The object to pass as the first (and only) param - * when executing each callback. This object will be merged with the - * current plugin state prior to callback execution. - */ - async runCallbacks(name, param) { - for (const callback of this.iterateCallbacks(name)) { - // TODO(philipwalton): not sure why `any` is needed. It seems like - // this should work with `as WorkboxPluginCallbackParam[C]`. - await callback(param); - } - } - /** - * Accepts a callback and returns an iterable of matching plugin callbacks, - * where each callback is wrapped with the current handler state (i.e. when - * you call each callback, whatever object parameter you pass it will - * be merged with the plugin's current state). - * - * @param {string} name The name fo the callback to run - * @return {Array<Function>} - */ - *iterateCallbacks(name) { - for (const plugin of this._strategy.plugins) { - if (typeof plugin[name] === 'function') { - const state = this._pluginStateMap.get(plugin); - const statefulCallback = param => { - const statefulParam = Object.assign(Object.assign({}, param), { - state - }); - // TODO(philipwalton): not sure why `any` is needed. It seems like - // this should work with `as WorkboxPluginCallbackParam[C]`. - return plugin[name](statefulParam); - }; - yield statefulCallback; - } - } - } - /** - * Adds a promise to the - * [extend lifetime promises]{@link https://w3c.github.io/ServiceWorker/#extendableevent-extend-lifetime-promises} - * of the event event associated with the request being handled (usually a - * `FetchEvent`). - * - * Note: you can await - * {@link workbox-strategies.StrategyHandler~doneWaiting} - * to know when all added promises have settled. - * - * @param {Promise} promise A promise to add to the extend lifetime promises - * of the event that triggered the request. - */ - waitUntil(promise) { - this._extendLifetimePromises.push(promise); - return promise; - } - /** - * Returns a promise that resolves once all promises passed to - * {@link workbox-strategies.StrategyHandler~waitUntil} - * have settled. - * - * Note: any work done after `doneWaiting()` settles should be manually - * passed to an event's `waitUntil()` method (not this handler's - * `waitUntil()` method), otherwise the service worker thread my be killed - * prior to your work completing. - */ - async doneWaiting() { - let promise; - while (promise = this._extendLifetimePromises.shift()) { - await promise; - } - } - /** - * Stops running the strategy and immediately resolves any pending - * `waitUntil()` promises. - */ - destroy() { - this._handlerDeferred.resolve(null); - } - /** - * This method will call cacheWillUpdate on the available plugins (or use - * status === 200) to determine if the Response is safe and valid to cache. - * - * @param {Request} options.request - * @param {Response} options.response - * @return {Promise<Response|undefined>} - * - * @private - */ - async _ensureResponseSafeToCache(response) { - let responseToCache = response; - let pluginsUsed = false; - for (const callback of this.iterateCallbacks('cacheWillUpdate')) { - responseToCache = (await callback({ - request: this.request, - response: responseToCache, - event: this.event - })) || undefined; - pluginsUsed = true; - if (!responseToCache) { - break; - } - } - if (!pluginsUsed) { - if (responseToCache && responseToCache.status !== 200) { - responseToCache = undefined; - } - { - if (responseToCache) { - if (responseToCache.status !== 200) { - if (responseToCache.status === 0) { - logger.warn(`The response for '${this.request.url}' ` + `is an opaque response. The caching strategy that you're ` + `using will not cache opaque responses by default.`); - } else { - logger.debug(`The response for '${this.request.url}' ` + `returned a status code of '${response.status}' and won't ` + `be cached as a result.`); - } - } - } - } - } - return responseToCache; - } -} - -/* - Copyright 2020 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. -*/ -/** - * An abstract base class that all other strategy classes must extend from: - * - * @memberof workbox-strategies - */ -class Strategy { - /** - * Creates a new instance of the strategy and sets all documented option - * properties as public instance properties. - * - * Note: if a custom strategy class extends the base Strategy class and does - * not need more than these properties, it does not need to define its own - * constructor. - * - * @param {Object} [options] - * @param {string} [options.cacheName] Cache name to store and retrieve - * requests. Defaults to the cache names provided by - * {@link workbox-core.cacheNames}. - * @param {Array<Object>} [options.plugins] [Plugins]{@link https://developers.google.com/web/tools/workbox/guides/using-plugins} - * to use in conjunction with this caching strategy. - * @param {Object} [options.fetchOptions] Values passed along to the - * [`init`](https://developer.mozilla.org/en-US/docs/Web/API/WindowOrWorkerGlobalScope/fetch#Parameters) - * of [non-navigation](https://github.com/GoogleChrome/workbox/issues/1796) - * `fetch()` requests made by this strategy. - * @param {Object} [options.matchOptions] The - * [`CacheQueryOptions`]{@link https://w3c.github.io/ServiceWorker/#dictdef-cachequeryoptions} - * for any `cache.match()` or `cache.put()` calls made by this strategy. - */ - constructor(options = {}) { - /** - * Cache name to store and retrieve - * requests. Defaults to the cache names provided by - * {@link workbox-core.cacheNames}. - * - * @type {string} - */ - this.cacheName = cacheNames.getRuntimeName(options.cacheName); - /** - * The list - * [Plugins]{@link https://developers.google.com/web/tools/workbox/guides/using-plugins} - * used by this strategy. - * - * @type {Array<Object>} - */ - this.plugins = options.plugins || []; - /** - * Values passed along to the - * [`init`]{@link https://developer.mozilla.org/en-US/docs/Web/API/WindowOrWorkerGlobalScope/fetch#Parameters} - * of all fetch() requests made by this strategy. - * - * @type {Object} - */ - this.fetchOptions = options.fetchOptions; - /** - * The - * [`CacheQueryOptions`]{@link https://w3c.github.io/ServiceWorker/#dictdef-cachequeryoptions} - * for any `cache.match()` or `cache.put()` calls made by this strategy. - * - * @type {Object} - */ - this.matchOptions = options.matchOptions; - } - /** - * Perform a request strategy and returns a `Promise` that will resolve with - * a `Response`, invoking all relevant plugin callbacks. - * - * When a strategy instance is registered with a Workbox - * {@link workbox-routing.Route}, this method is automatically - * called when the route matches. - * - * Alternatively, this method can be used in a standalone `FetchEvent` - * listener by passing it to `event.respondWith()`. - * - * @param {FetchEvent|Object} options A `FetchEvent` or an object with the - * properties listed below. - * @param {Request|string} options.request A request to run this strategy for. - * @param {ExtendableEvent} options.event The event associated with the - * request. - * @param {URL} [options.url] - * @param {*} [options.params] - */ - handle(options) { - const [responseDone] = this.handleAll(options); - return responseDone; - } - /** - * Similar to {@link workbox-strategies.Strategy~handle}, but - * instead of just returning a `Promise` that resolves to a `Response` it - * it will return an tuple of `[response, done]` promises, where the former - * (`response`) is equivalent to what `handle()` returns, and the latter is a - * Promise that will resolve once any promises that were added to - * `event.waitUntil()` as part of performing the strategy have completed. - * - * You can await the `done` promise to ensure any extra work performed by - * the strategy (usually caching responses) completes successfully. - * - * @param {FetchEvent|Object} options A `FetchEvent` or an object with the - * properties listed below. - * @param {Request|string} options.request A request to run this strategy for. - * @param {ExtendableEvent} options.event The event associated with the - * request. - * @param {URL} [options.url] - * @param {*} [options.params] - * @return {Array<Promise>} A tuple of [response, done] - * promises that can be used to determine when the response resolves as - * well as when the handler has completed all its work. - */ - handleAll(options) { - // Allow for flexible options to be passed. - if (options instanceof FetchEvent) { - options = { - event: options, - request: options.request - }; - } - const event = options.event; - const request = typeof options.request === 'string' ? new Request(options.request) : options.request; - const params = 'params' in options ? options.params : undefined; - const handler = new StrategyHandler(this, { - event, - request, - params - }); - const responseDone = this._getResponse(handler, request, event); - const handlerDone = this._awaitComplete(responseDone, handler, request, event); - // Return an array of promises, suitable for use with Promise.all(). - return [responseDone, handlerDone]; - } - async _getResponse(handler, request, event) { - await handler.runCallbacks('handlerWillStart', { - event, - request - }); - let response = undefined; - try { - response = await this._handle(request, handler); - // The "official" Strategy subclasses all throw this error automatically, - // but in case a third-party Strategy doesn't, ensure that we have a - // consistent failure when there's no response or an error response. - if (!response || response.type === 'error') { - throw new WorkboxError('no-response', { - url: request.url - }); - } - } catch (error) { - if (error instanceof Error) { - for (const callback of handler.iterateCallbacks('handlerDidError')) { - response = await callback({ - error, - event, - request - }); - if (response) { - break; - } - } - } - if (!response) { - throw error; - } else { - logger.log(`While responding to '${getFriendlyURL(request.url)}', ` + `an ${error instanceof Error ? error.toString() : ''} error occurred. Using a fallback response provided by ` + `a handlerDidError plugin.`); - } - } - for (const callback of handler.iterateCallbacks('handlerWillRespond')) { - response = await callback({ - event, - request, - response - }); - } - return response; - } - async _awaitComplete(responseDone, handler, request, event) { - let response; - let error; - try { - response = await responseDone; - } catch (error) { - // Ignore errors, as response errors should be caught via the `response` - // promise above. The `done` promise will only throw for errors in - // promises passed to `handler.waitUntil()`. - } - try { - await handler.runCallbacks('handlerDidRespond', { - event, - request, - response - }); - await handler.doneWaiting(); - } catch (waitUntilError) { - if (waitUntilError instanceof Error) { - error = waitUntilError; - } - } - await handler.runCallbacks('handlerDidComplete', { - event, - request, - response, - error: error - }); - handler.destroy(); - if (error) { - throw error; - } - } -} -/** - * Classes extending the `Strategy` based class should implement this method, - * and leverage the {@link workbox-strategies.StrategyHandler} - * arg to perform all fetching and cache logic, which will ensure all relevant - * cache, cache options, fetch options and plugins are used (per the current - * strategy instance). - * - * @name _handle - * @instance - * @abstract - * @function - * @param {Request} request - * @param {workbox-strategies.StrategyHandler} handler - * @return {Promise<Response>} - * - * @memberof workbox-strategies.Strategy - */ - -/* - 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. -*/ -const messages = { - strategyStart: (strategyName, request) => `Using ${strategyName} to respond to '${getFriendlyURL(request.url)}'`, - printFinalResponse: response => { - if (response) { - logger.groupCollapsed(`View the final response here.`); - logger.log(response || '[No response returned]'); - logger.groupEnd(); - } - } -}; - -/* - 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. -*/ -/** - * An implementation of a [cache-first](https://developer.chrome.com/docs/workbox/caching-strategies-overview/#cache-first-falling-back-to-network) - * request strategy. - * - * A cache first strategy is useful for assets that have been revisioned, - * such as URLs like `/styles/example.a8f5f1.css`, since they - * can be cached for long periods of time. - * - * If the network request fails, and there is no cache match, this will throw - * a `WorkboxError` exception. - * - * @extends workbox-strategies.Strategy - * @memberof workbox-strategies - */ -class CacheFirst extends Strategy { - /** - * @private - * @param {Request|string} request A request to run this strategy for. - * @param {workbox-strategies.StrategyHandler} handler The event that - * triggered the request. - * @return {Promise<Response>} - */ - async _handle(request, handler) { - const logs = []; - { - finalAssertExports.isInstance(request, Request, { - moduleName: 'workbox-strategies', - className: this.constructor.name, - funcName: 'makeRequest', - paramName: 'request' - }); - } - let response = await handler.cacheMatch(request); - let error = undefined; - if (!response) { - { - logs.push(`No response found in the '${this.cacheName}' cache. ` + `Will respond with a network request.`); - } - try { - response = await handler.fetchAndCachePut(request); - } catch (err) { - if (err instanceof Error) { - error = err; - } - } - { - if (response) { - logs.push(`Got response from network.`); - } else { - logs.push(`Unable to get a response from the network.`); - } - } - } else { - { - logs.push(`Found a cached response in the '${this.cacheName}' cache.`); - } - } - { - logger.groupCollapsed(messages.strategyStart(this.constructor.name, request)); - for (const log of logs) { - logger.log(log); - } - messages.printFinalResponse(response); - logger.groupEnd(); - } - if (!response) { - throw new WorkboxError('no-response', { - url: request.url, - error - }); - } - return response; - } -} - -/* - 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. -*/ -/** - * Claim any currently available clients once the service worker - * becomes active. This is normally used in conjunction with `skipWaiting()`. - * - * @memberof workbox-core - */ -function clientsClaim() { - self.addEventListener('activate', () => self.clients.claim()); -} - -self.skipWaiting(); -clientsClaim(); -registerRoute(/^.*\/(apps|core)(\/[a-z-_]+)?\/preview.*/i, new CacheFirst({ - "cacheName": "previews", - plugins: [new ExpirationPlugin({ - maxAgeSeconds: 604800, - maxEntries: 10000 - })] -}), 'GET'); -self.__WB_DISABLE_DEV_LOGS = true; +try{self["workbox:core:6.5.3"]&&_()}catch(t){}const t=(t,...e)=>{let s=t;return e.length>0&&(s+=` :: ${JSON.stringify(e)}`),s};class e extends Error{constructor(e,s){super(t(e,s)),this.name=e,this.details=s}}try{self["workbox:routing:6.5.3"]&&_()}catch(t){}const s=t=>t&&"object"==typeof t?t:{handle:t};class n{constructor(t,e,n="GET"){this.handler=s(e),this.match=t,this.method=n}setCatchHandler(t){this.catchHandler=s(t)}}class r extends n{constructor(t,e,s){super((({url:e})=>{const s=t.exec(e.href);if(s&&(e.origin===location.origin||0===s.index))return s.slice(1)}),e,s)}}class i{constructor(){this.t=new Map,this.i=new Map}get routes(){return this.t}addFetchListener(){self.addEventListener("fetch",(t=>{const{request:e}=t,s=this.handleRequest({request:e,event:t});s&&t.respondWith(s)}))}addCacheListener(){self.addEventListener("message",(t=>{if(t.data&&"CACHE_URLS"===t.data.type){const{payload:e}=t.data,s=Promise.all(e.urlsToCache.map((e=>{"string"==typeof e&&(e=[e]);const s=new Request(...e);return this.handleRequest({request:s,event:t})})));t.waitUntil(s),t.ports&&t.ports[0]&&s.then((()=>t.ports[0].postMessage(!0)))}}))}handleRequest({request:t,event:e}){const s=new URL(t.url,location.href);if(!s.protocol.startsWith("http"))return;const n=s.origin===location.origin,{params:r,route:i}=this.findMatchingRoute({event:e,request:t,sameOrigin:n,url:s});let a=i&&i.handler;const o=t.method;if(!a&&this.i.has(o)&&(a=this.i.get(o)),!a)return;let 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