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Create AppCache based on parameters from sw-precache
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// pair with https://github.com/gr2m/appcache-nanny | |
// read more http://mmariani.github.io/appcachefacts/ | |
// https://iandevlin.com/blog/2015/06/html5/getting-appcaches-fallback-to-work-crossbrowser/ | |
const SW_PRECACHE_CONFIG = './sw-precache-config' | |
const OUT_FILE = '../build/manifest.appcache' | |
const glob = require('globby') | |
const { staticFileGlobs, stripPrefix, navigateFallback } = require(SW_PRECACHE_CONFIG) | |
const fs = require('fs') | |
const path = require('path') | |
glob(staticFileGlobs).then(files => { | |
// filter out directories | |
files = files.filter(file => fs.statSync(file).isFile()) | |
// strip out prefix | |
files = files.map(file => file.replace(stripPrefix, '')) | |
const index = files.indexOf(navigateFallback); | |
if (index > -1) { | |
files.splice(index, 1); | |
} | |
// add the header and join to string | |
const out = [ | |
'CACHE MANIFEST', | |
`# version ${ new Date().getTime() }`, | |
'', | |
'CACHE:', | |
...files, | |
'', | |
'NETWORK:', | |
'*', | |
'http://*', | |
'https://*', | |
'', | |
'FALLBACK:', | |
`/ ${navigateFallback}` | |
].join('\n') | |
// write the file | |
fs.writeFileSync(path.join(__dirname, OUT_FILE), out) | |
// we're done! | |
console.log(`Wrote ${OUT_FILE} with ${files.length} resources.`) | |
}) | |
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