blog/themes/typing/scripts/sitemap/generator.js

60 lines
1.4 KiB
JavaScript

'use strict'
const nanomatch = require('nanomatch')
const template = require('./template')
module.exports = function (locals) {
const config = this.config
const skipRenderList = [
'*.js',
'*.css'
]
if (Array.isArray(config.skip_render)) {
skipRenderList = skipRenderList.concat(config.skip_render)
} else if (config.skip_render != null) {
skipRenderList.push(config.skip_render)
}
const posts = [].concat(locals.posts.toArray(), locals.pages.toArray())
.filter((post) => {
return post.sitemap !== false && !isMatch(post.source, skipRenderList)
})
.sort((a, b) => {
return b.updated - a.updated
})
// configuration dictionary
const xmlConfig = {
config: config,
posts: posts,
// add the sNow variable for creation of the home page and potential tags/cats
sNow: new Date().toISOString()
}
// add tags array available in the template
if (config.sitemap.tags !== false) {
xmlConfig.tags = locals.tags.toArray()
}
// add categories available in the template
if (config.sitemap.categories !== false) {
xmlConfig.categories = locals.categories.toArray()
}
const xml = template(config).render(xmlConfig)
return {
path: config.sitemap.path,
data: xml
}
}
function isMatch (path, patterns) {
if (patterns && patterns.length) {
if (nanomatch.some(path, patterns, { matchBase: true })) return true
}
return false
}