mirror of https://github.com/jkjoy/sunpeiwen.git
70 lines
3.1 KiB
JavaScript
70 lines
3.1 KiB
JavaScript
"use strict";
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/*
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Copyright 2018 Google LLC
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Use of this source code is governed by an MIT-style
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license that can be found in the LICENSE file or at
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https://opensource.org/licenses/MIT.
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*/
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.transformManifest = void 0;
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const additional_manifest_entries_transform_1 = require("./additional-manifest-entries-transform");
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const errors_1 = require("./errors");
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const maximum_size_transform_1 = require("./maximum-size-transform");
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const modify_url_prefix_transform_1 = require("./modify-url-prefix-transform");
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const no_revision_for_urls_matching_transform_1 = require("./no-revision-for-urls-matching-transform");
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async function transformManifest({ additionalManifestEntries, dontCacheBustURLsMatching, fileDetails, manifestTransforms, maximumFileSizeToCacheInBytes, modifyURLPrefix, transformParam, }) {
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const allWarnings = [];
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// Take the array of fileDetail objects and convert it into an array of
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// {url, revision, size} objects, with \ replaced with /.
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const normalizedManifest = fileDetails.map((fileDetails) => {
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return {
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url: fileDetails.file.replace(/\\/g, '/'),
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revision: fileDetails.hash,
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size: fileDetails.size,
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};
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});
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const transformsToApply = [];
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if (maximumFileSizeToCacheInBytes) {
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transformsToApply.push((0, maximum_size_transform_1.maximumSizeTransform)(maximumFileSizeToCacheInBytes));
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}
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if (modifyURLPrefix) {
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transformsToApply.push((0, modify_url_prefix_transform_1.modifyURLPrefixTransform)(modifyURLPrefix));
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}
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if (dontCacheBustURLsMatching) {
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transformsToApply.push((0, no_revision_for_urls_matching_transform_1.noRevisionForURLsMatchingTransform)(dontCacheBustURLsMatching));
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}
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// Run any manifestTransforms functions second-to-last.
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if (manifestTransforms) {
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transformsToApply.push(...manifestTransforms);
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}
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// Run additionalManifestEntriesTransform last.
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if (additionalManifestEntries) {
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transformsToApply.push((0, additional_manifest_entries_transform_1.additionalManifestEntriesTransform)(additionalManifestEntries));
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}
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let transformedManifest = normalizedManifest;
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for (const transform of transformsToApply) {
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const result = await transform(transformedManifest, transformParam);
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if (!('manifest' in result)) {
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throw new Error(errors_1.errors['bad-manifest-transforms-return-value']);
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}
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transformedManifest = result.manifest;
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allWarnings.push(...(result.warnings || []));
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}
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// Generate some metadata about the manifest before we clear out the size
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// properties from each entry.
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const count = transformedManifest.length;
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let size = 0;
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for (const manifestEntry of transformedManifest) {
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size += manifestEntry.size || 0;
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delete manifestEntry.size;
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}
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return {
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count,
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size,
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manifestEntries: transformedManifest,
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warnings: allWarnings,
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};
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}
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exports.transformManifest = transformManifest;
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