diff options
Diffstat (limited to 'render.js')
| -rw-r--r-- | render.js | 264 |
1 files changed, 0 insertions, 264 deletions
diff --git a/render.js b/render.js deleted file mode 100644 index 2a46114..0000000 --- a/render.js +++ /dev/null @@ -1,264 +0,0 @@ -'use strict' - -const pug = require('pug') -const marked = require('marked') -const fs = require('fs').promises -const http = require('http') - -const unit = (...args) => null -const log = process.env.VERBOSE ? console.log : unit - -const walk = async (path, filename) => { - log('[walk]', path) - const type = await fs.lstat(path) - if (type.isFile()) return {type: 'file', path: path, name: filename || path, tags:[]} - if (!type.isDirectory()) return null - - const files = await fs.readdir(path) - return { - type: 'folder', - path: path, - name: filename || path, - tags: [], - children: await Promise.all(files.map(file => walk(`${path}/${file}`, file))) - } -} - -const ext_static = ['.css', '.js', '.otf', '.png', '.svg', '.txt', '.png', '.jpg', '.webp', 'client', 'server', '.pdf', '.ttf', '.xml', '.properties'] -const ext_md = ['.md', '.markdown'] -const ext_pug = ['.pug', '.jade'] - -const suffix = file => ext => file.substring(file.length - ext.length) == ext ? ext : null -const suffixl = (...l) => file => l.find(suffix(file)) -const is_static = suffixl(...ext_static) -const is_md = suffixl(...ext_md) -const is_pug = suffixl(...ext_pug) -const is_templated = f => is_md(f) /* || is_rst(f) */ -const is_document = f => is_templated(f) || is_pug(f) - -const prefix = file => ext => file.substring(0, ext.length) == ext ? ext : null -const prefixl = (...l) => file => l.find(prefix(file)) - -const rm_prefix = (...l) => file => file.substring(prefixl(...l)(file).length) -const rm_suffix = (...l) => file => file.substring(0, file.length - suffixl(...l)(file).length) - -const propagate_md_layout = (tree, markdown_template) => { - if (tree.type == 'file' && is_templated(tree.name)) { - tree.template = markdown_template - log('[propagate_md_layout]', tree ? tree.path : null, markdown_template ? markdown_template.path : null) - } else if (tree.type == 'folder') { - const find_md_tpl = tree.children.filter(c => c.type == 'file' && c.name == '_markdown.pug') - const new_md_tpl = find_md_tpl.length > 0 ? find_md_tpl[0] : markdown_template - tree.children.forEach(c => propagate_md_layout(c, new_md_tpl)) - } - return tree -} - -const elagate = tree => { - if (tree.type != 'folder') return tree - - const lh = e => log('[elagate]', e.path) && false - tree.children = tree.children.filter(e => !(e.name[0] == '_') || lh(e)) - tree.children.forEach(elagate) - return tree -} - -const tag_document = tree => { - if (tree.type == 'file' && is_document(tree.name) && tree.name[0] != '@') { - tree.tags.push('document_leaf', 'document') - log('[tag_document]', tree.path, 'document_leaf') - } else if (tree.type == 'folder') { - tree.children.forEach(tag_document) - if(tree.children.some(c => c.tags.includes('document'))) { - tree.tags.push('document_branch', 'document') - log('[tag_document]', tree.path, 'document_branch') - } - } - return tree -} - -const reference_index = indexes => tree => { - if (tree.type != 'folder') return tree; - - const index = tree.children.find(e => indexes.includes(e.name)) - if (index) { - tree.index = index - tree.tags.push('has_index') - log('[reference_index]', tree.path, index.name) - index.tags.push('is_index') - } - tree.children.forEach(reference_index(indexes)) - - return tree; -} - -const propagate_nice_name = prefix => tree => { - const without_prefix = tree.path.substring(prefix.length) - const splitted = without_prefix.split('/').filter(v => v.length > 0) - if (splitted.length > 0) { - tree.nice_path = splitted.slice(0, -1) - tree.nice_name = splitted[splitted.length - 1].split('.')[0] - tree.url = tree.type == 'folder' ? without_prefix + '/' : without_prefix - log('[propagate_nice_name]', [...tree.nice_path, tree.nice_name].join('|')) - } - - if (tree.type == 'folder') tree.children.forEach(propagate_nice_name(prefix)) - return tree -} - -const prepare_copy = (old_prefix, new_prefix, exts) => tree => { - if (tree.type == 'file' && is_static(tree.name)) { - tree.generate = { - cmd: 'copy', - src: tree.path, - out: new_prefix + rm_prefix(old_prefix)(tree.path) - } - log('[prepare_copy]',tree.generate.src,'->',tree.generate.out) - } else if (tree.type == 'folder') { - tree.children.forEach(prepare_copy(old_prefix, new_prefix, exts)) - } - return tree -} - -const prepare_pug = (old_prefix, new_prefix) => tree => { - if (tree.type == 'file' && is_pug(tree.name)) { - tree.old_url = tree.url - tree.url = rm_prefix(old_prefix)(rm_suffix(...ext_pug)(tree.path)) + '.html' - tree.generate = { - cmd: 'pug', - src: tree.path, - out: new_prefix + tree.url - } - log('[prepare_pug]',tree.generate.src,'->',tree.generate.out) - } - else if (tree.type == 'folder') { - tree.children.forEach(prepare_pug(old_prefix, new_prefix)) - } - - return tree -} - -const prepare_md = (old_prefix, new_prefix) => tree => { - if (tree.type == 'file' && is_md(tree.name)) { - tree.old_url = tree.url - tree.url = rm_prefix(old_prefix)(rm_suffix(...ext_md)(tree.path)) + '.html' - tree.generate = { - cmd: 'pug', - src: tree.template.path, - markdown: tree.path, - out: new_prefix + tree.url - } - log('[prepare_md]',tree.generate.markdown,'+',tree.generate.src,'->',tree.generate.out) - } - else if (tree.type == 'folder') { - tree.children.forEach(prepare_md(old_prefix, new_prefix)) - } - - return tree -} - -const prepare_folder = (old_prefix, new_prefix) => tree => { - if (tree.type == 'folder') { - tree.generate = { - cmd: 'mkdir', - out: new_prefix + rm_prefix(old_prefix)(tree.path) - } - log('[prepare_folder]',tree.generate.out) - tree.children.forEach(prepare_folder(old_prefix, new_prefix)) - } - - return tree -} - -const do_folder = async tree => { - if (!tree.generate || tree.generate.cmd != 'mkdir') return tree - await fs.mkdir(tree.generate.out, { recursive: true }) - log('[do_folder]',tree.generate.out) - await Promise.all(tree.children.map(do_folder)) - return tree -} - -const do_copy = async tree => { - if (tree.generate && tree.generate.cmd == 'copy') { - await fs.copyFile(tree.generate.src, tree.generate.out) - log('[do_copy]',tree.generate.out) - } else if (tree.type == 'folder') - await Promise.all(tree.children.map(do_copy)) - - return tree -} - -const do_pug = (prt, root) => async tree => { - prt = prt || tree - root = root || tree - if (tree.generate && tree.generate.cmd == 'pug') { - const html = pug.renderFile(tree.generate.src, { - markdown: tree.generate.markdown ? marked(await fs.readFile(tree.generate.markdown, 'utf-8')) : null, - root: root, - prt: prt, - element: tree - }) - await fs.writeFile(tree.generate.out, html) - log('[do_pug]',tree.generate.out) - } else if (tree.type == 'folder') - await Promise.all(tree.children.map(do_pug(tree,root))) - - return tree -} - -const rm_tree = t => { - if (t == null) return - if (t.type == 'file') { - log('[do_clean] file', t.path) - return fs.unlink(t.path) - } - - return Promise - .all(t.children.map(rm_tree)) - .then(_ => { - log('[do_clean] path', t.path) - return fs.rmdir(t.path) - }) -} - -const do_clean = path => tree => - walk(path) - .catch(_ => null) - .then(rm_tree) - .then(_ => tree) - -const listen = async t => - process.env.LISTEN && - http.createServer(async (req,res) => { - const file = fs.readFile(__dirname + '/static/' + decodeURI(req.url)) - .catch(_ => fs.readFile(__dirname + '/static/' + decodeURI(req.url) + '/index.html')) - - try { - const f = await file - res.writeHead(200) - res.end(f) - } catch (e) { - console.error(e) - res.writeHead(404) - res.end("404 not found") - } - }).listen(process.env.LISTEN); - -const conf = { src: './src', dest: './static'} -walk(conf.src) - .then(propagate_md_layout) - .then(elagate) - .then(tag_document) - .then(reference_index(['index.md', 'index.pug'])) - .then(propagate_nice_name(conf.src)) - .then(prepare_copy(conf.src, conf.dest)) - .then(prepare_pug(conf.src, conf.dest)) - .then(prepare_md(conf.src, conf.dest)) - .then(prepare_folder(conf.src, conf.dest)) - //.then(v => {log(v) ; return v}) - .then(do_clean(conf.dest)) - .then(do_folder) - .then(do_copy) - .then(do_pug()) - .then(listen) - .catch(console.error) |