33 lines
991 B
JavaScript
33 lines
991 B
JavaScript
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const path = require('path')
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const spawn = require('cross-spawn')
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module.exports = (options = {}, context) => ({
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extendPageData ($page) {
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const { transformer, dateOptions } = options
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const timestamp = getGitLastUpdatedTimeStamp($page._filePath)
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const $lang = $page._computed.$lang
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if (timestamp) {
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const lastUpdated = typeof transformer === 'function'
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? transformer(timestamp, $lang)
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: defaultTransformer(timestamp, $lang, dateOptions)
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$page.lastUpdated = lastUpdated
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}
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}
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})
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function defaultTransformer (timestamp, lang, dateOptions) {
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return new Date(timestamp).toLocaleString(lang, dateOptions)
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}
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function getGitLastUpdatedTimeStamp (filePath) {
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let lastUpdated
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try {
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lastUpdated = parseInt(spawn.sync(
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'git',
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['log', '-1', '--format=%at', path.basename(filePath)],
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{ cwd: path.dirname(filePath) }
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).stdout.toString('utf-8')) * 1000
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} catch (e) { /* do not handle for now */ }
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return lastUpdated
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}
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