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gatsby-node.js
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gatsby-node.js
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const path = require("path")
const { createFilePath } = require(`gatsby-source-filesystem`)
exports.onCreateNode = ({ node, getNode, actions }) => {
const { createNodeField } = actions
if (node.internal.type === `MarkdownRemark`) {
node.frontmatter.disabled = !!node.frontmatter.disabled
slug = createFilePath({ node, getNode, basePath: `pages` })
edit_url =
'https://github.com/adaltas/node-csv-docs/edit/master/src/md/' +
path.relative(path.resolve('src/md'), node.fileAbsolutePath)
createNodeField({
node,
name: `slug`,
value: slug,
})
createNodeField({
node,
name: `edit_url`,
value: edit_url,
})
createNodeField({
node,
name: `redirects`,
value: node.frontmatter.redirects || [],
})
}
}
exports.createPages = ({ actions, graphql }) => {
const { createPage, createRedirect } = actions
const pageTemplate = path.resolve(`src/templates/page.js`)
return graphql(`
{
allMarkdownRemark(
sort: { order: DESC, fields: [frontmatter___sort] }
limit: 1000
) {
edges {
node {
frontmatter {
disabled
}
fields {
slug
redirects
}
}
}
}
}
`).then(result => {
if (result.errors) {
return Promise.reject(result.errors)
}
result.data.allMarkdownRemark.edges.forEach(({ node }) => {
if (node.frontmatter.disabled) return
createPage({
path: node.fields.slug,
component: pageTemplate,
context: {}, // additional data can be passed via context
})
if (node.fields.redirects) {
node.fields.redirects.map(redirect => {
createRedirect({
fromPath: redirect,
toPath: node.fields.slug,
isPermanent: true,
redirectInBrowser: true,
})
})
}
})
})
}