70 lines
3.0 KiB
JavaScript
70 lines
3.0 KiB
JavaScript
"use strict";
|
|
/*
|
|
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.
|
|
*/
|
|
Object.defineProperty(exports, "__esModule", { value: true });
|
|
exports.transformManifest = void 0;
|
|
const additional_manifest_entries_transform_1 = require("./additional-manifest-entries-transform");
|
|
const errors_1 = require("./errors");
|
|
const maximum_size_transform_1 = require("./maximum-size-transform");
|
|
const modify_url_prefix_transform_1 = require("./modify-url-prefix-transform");
|
|
const no_revision_for_urls_matching_transform_1 = require("./no-revision-for-urls-matching-transform");
|
|
async function transformManifest({ additionalManifestEntries, dontCacheBustURLsMatching, fileDetails, manifestTransforms, maximumFileSizeToCacheInBytes, modifyURLPrefix, transformParam, }) {
|
|
const allWarnings = [];
|
|
// Take the array of fileDetail objects and convert it into an array of
|
|
// {url, revision, size} objects, with \ replaced with /.
|
|
const normalizedManifest = fileDetails.map((fileDetails) => {
|
|
return {
|
|
url: fileDetails.file.replace(/\\/g, '/'),
|
|
revision: fileDetails.hash,
|
|
size: fileDetails.size,
|
|
};
|
|
});
|
|
const transformsToApply = [];
|
|
if (maximumFileSizeToCacheInBytes) {
|
|
transformsToApply.push((0, maximum_size_transform_1.maximumSizeTransform)(maximumFileSizeToCacheInBytes));
|
|
}
|
|
if (modifyURLPrefix) {
|
|
transformsToApply.push((0, modify_url_prefix_transform_1.modifyURLPrefixTransform)(modifyURLPrefix));
|
|
}
|
|
if (dontCacheBustURLsMatching) {
|
|
transformsToApply.push((0, no_revision_for_urls_matching_transform_1.noRevisionForURLsMatchingTransform)(dontCacheBustURLsMatching));
|
|
}
|
|
// Run any manifestTransforms functions second-to-last.
|
|
if (manifestTransforms) {
|
|
transformsToApply.push(...manifestTransforms);
|
|
}
|
|
// Run additionalManifestEntriesTransform last.
|
|
if (additionalManifestEntries) {
|
|
transformsToApply.push((0, additional_manifest_entries_transform_1.additionalManifestEntriesTransform)(additionalManifestEntries));
|
|
}
|
|
let transformedManifest = normalizedManifest;
|
|
for (const transform of transformsToApply) {
|
|
const result = await transform(transformedManifest, transformParam);
|
|
if (!('manifest' in result)) {
|
|
throw new Error(errors_1.errors['bad-manifest-transforms-return-value']);
|
|
}
|
|
transformedManifest = result.manifest;
|
|
allWarnings.push(...(result.warnings || []));
|
|
}
|
|
// Generate some metadata about the manifest before we clear out the size
|
|
// properties from each entry.
|
|
const count = transformedManifest.length;
|
|
let size = 0;
|
|
for (const manifestEntry of transformedManifest) {
|
|
size += manifestEntry.size || 0;
|
|
delete manifestEntry.size;
|
|
}
|
|
return {
|
|
count,
|
|
size,
|
|
manifestEntries: transformedManifest,
|
|
warnings: allWarnings,
|
|
};
|
|
}
|
|
exports.transformManifest = transformManifest;
|