mirror of https://gitlab.com/octtspacc/sitoctt
277 lines
8.7 KiB
JavaScript
Executable File
277 lines
8.7 KiB
JavaScript
Executable File
#!/usr/bin/env -S node --experimental-fetch
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const fs = require('fs');
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const JSDOM = require('jsdom').JSDOM;
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const ConfigParser = require('./Lib/config-ini-parser').ConfigIniParser;
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const BlogURL = 'https://listed.to/@u8'; // Full base URL of the Listed blog (any server)
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const SiteName = 'sitoctt';
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//const DefaultMode = 'Include' // 'Include' or 'Exclude' | Not implemented
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const PostsFileDate = true; // Append dates (YYYY-MM-DD) to posts file names
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let Replacements = { // Format: { ReplaceWithString: [ToFindString] }
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"<h2>[:HNotesRefsHTML:]</h2>": "<h2>🏷️ Note e Riferimenti</h2>",
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'<div class="footnotes">': ['<div class="footnotes"><hr>', '<div class="footnotes">\n<hr>'],
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'"><a class="footnote-ref" href="#fn': '"><a href="#fn',
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" href=\"[staticoso:CustomPath:Assets]/": " href=\"https://sitoctt-assets.octt.eu.org/",
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" src=\"[staticoso:CustomPath:Assets]/": " src=\"https://sitoctt-assets.octt.eu.org/",
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// TODO: Fix anchor rels
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};
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const TestURL = 'https://listed.to/p/hDaMhJ2ts7';
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const MetadataBlockSelect = '.MetadataBlock, .MetadataBlock + :Where(Div, Pre, Code)';
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const ReplacementsBlockSelect = '.ReplacementsBlock, .ReplacementsBlock + :Where(Div, Pre, Code)';
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const ExtractCodeBlockSelect = '.ExtractCodeBlock, .ExtractCodeBlock + :Where(Div, Pre, Code)';
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const DeleteElementBlockSelect = '.DeleteElementBlock';
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const TryReadFileSync = Path => {
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if (fs.existsSync(Path)) {
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return fs.readFileSync(Path, 'utf8');
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};
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};
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const TryMkdirSync = Path => {
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if (!fs.existsSync(Path)) {
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return fs.mkdirSync(Path, {recursive: true});
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};
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};
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const GetPath = URL => {
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if (URL.startsWith('http://') || URL.startsWith('https://')) {
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URL = URL.split('/').slice(3).join('/');
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};
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return URL;
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};
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const GetFragHTML = Frag => {
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let Dom = new JSDOM('<body></body>');
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Dom.window.document.body.appendChild(Frag);
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return Dom.window.document.body.innerHTML.trim();
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};
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const CSSFirstTokenSelector = Select => {
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return Select.trim().replaceAll('.', '').replaceAll(',', '').split(' ')[0];
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};
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const CheckDownsync = Body => {
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if (Body) {
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const Lines = Body.trim().toLowerCase().split('\n');
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for (let i=0; i<Lines.length; i++) {
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const Line = Lines[i].trim()
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const CheckLine = Line.replaceAll(' ', ' ').replaceAll(':', ' : ').replaceAll('=', ' = ');
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if (CheckLine.startsWith('// ')) {
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const Tokens = CheckLine.split(' ').filter(i => {return i != ''});
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if (Tokens[1] == '%' && Tokens[2] == 'downsync' && [':', '='].includes(Tokens[3])) {
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if (['false', 'disabled', 'off', 'no', '0'].includes(Tokens[4])) {
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return false;
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} else if (Tokens[4].startsWith('/')) {
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return Line.substring(Line.indexOf('/', 2));
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};
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};
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};
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};
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};
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return true;
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};
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const GetLinkElem = Dom => {
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let Elem;
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Elem = Dom.querySelector(`.Mirror-${SiteName}`);
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if (!Elem) {
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Elem = Dom.querySelector(`.Mirror-${SiteName}-Include`);
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};
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return Elem;
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};
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const ParseMeta = Raw => {
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let Mid = {'Meta': '', 'Macros': ''};
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let Data = {'Meta': {}, 'Macros': {}};
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const Lines = Raw.trim().split('\n');
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for (let i=0; i<Lines.length; i++) {
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let Type;
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const Line = Lines[i].trim();
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if (Line.startsWith('%')) {
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Type = 'Meta';
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} else if (Line.startsWith('$')) {
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Type = 'Macros';
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} else {
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continue;
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};
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Mid[Type] += Line.substring(1).trim() + '\n';
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};
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const Types = Object.keys(Mid);
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for (let i=0; i<Types.length; i++) {
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const Type = Types[i];
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Parser = new ConfigParser();
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Parser.parse(Mid[Type]);
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const Items = Parser.items();
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for (let i=0; i<Items.length; i++) {
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const Item = Items[i];
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Data[Type][Item[0]] = Item[1];
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};
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};
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return Data;
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};
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const MakeMetaStr = Post => {
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let Str = '';
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const Types = ['Meta', 'Macros'];
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for (let i=0; i<Types.length; i++) {
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let Mark;
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const Type = Types[i];
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if (Type == 'Meta') {
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Mark = '%';
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} else if (Type == 'Macros') {
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Mark = '$';
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};
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const Keys = Object.keys(Post[Type]);
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for (let i=0; i<Keys.length; i++) {
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const Key = Keys[i];
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Str += `// ${Mark} ${Key} = ${Post[Type][Key]}\n`
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};
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};
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return Str;
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};
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const HandlePost = (PostSrc, Output) => {
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let ContentDom, LinkPath;
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let Post = {'Meta': {}, 'Macros': {}};
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Post.Meta.Title = PostSrc.title;
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Post.Meta.CreatedOn = PostSrc.created_at.split('T')[0];
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Post.Content = PostSrc.rendered_text;
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console.log(`[I] => [${Post.Meta.CreatedOn}] ${Post.Meta.Title}`);
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ContentDom = JSDOM.fragment(Post.Content);
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// Handle .MetadataBlock elements
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let MetadataBlocks = ContentDom.querySelectorAll(MetadataBlockSelect);
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for (let i=0; i<MetadataBlocks.length; i++) {
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const Elem = MetadataBlocks[i];
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if (Elem.textContent) {
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const Meta = ParseMeta(Elem.textContent);
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Post.Meta = Object.assign(Post.Meta, Meta.Meta);
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Post.Macros = Object.assign(Post.Macros, Meta.Macros);
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};
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MetadataBlocks[i].outerHTML = '';
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};
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// NOTE: Maybe would be better to first do string replacements?
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let LinkElem = GetLinkElem(ContentDom);
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if (LinkElem) {
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LinkPath = GetPath(JSDOM.fragment(LinkElem.outerHTML).querySelector('[href]').href);
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LinkElem.outerHTML = '';
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} else {
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let Check = Post.Meta.Downsync;
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if (typeof(Check) == 'string' && Check.startsWith('/')) {
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LinkPath = Check.substring(1);
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} else {
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console.log(`[I] : No Downsync flag set with URL in source body; Skipping!`);
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return;
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};
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};
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// Handle .ReplacementsBlock elements: Add replacements to do to the default ones or override them.
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let ReplBlocks = ContentDom.querySelectorAll(ReplacementsBlockSelect);
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for (let i=0; i<ReplBlocks.length; i++) {
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const Elem = ReplBlocks[i];
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let Text = Elem.textContent.trim();
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if (Text) {
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if (!(Text.startsWith('{') && Text.endsWith('}'))) {
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Text = `{${Text}}`;
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};
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try {
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Replacements = Object.assign(Replacements, JSON.parse(Text));
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} catch(e) {
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console.log(`[W] : Problem parsing JSON in a ReplacementsBlock; Ignoring!`);
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};
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};
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ReplBlocks[i].outerHTML = '';
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};
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Post.Content = GetFragHTML(ContentDom);
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const PathFile = LinkPath.split('/').slice(-1)[0];
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const PathDir = LinkPath.split('/').slice(0, (LinkPath.split('/').length - 1)).join('/');
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const DatePrefix = PostsFileDate ? Post.Meta.CreatedOn + '-' : '';
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const FinalFilePath = `${PathDir}/${DatePrefix}${PathFile.substring(0, (PathFile.length - 4))}md`;
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if (!CheckDownsync(TryReadFileSync(FinalFilePath))) {
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console.log(`[I] : Downsync disabled in destination body; Skipping!`);
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return;
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};
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// Do string replacements
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// TODO: Replacements written in post body?
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const ReplacementsKeys = Object.keys(Replacements);
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for (let i=0; i<ReplacementsKeys.length; i++) {
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const To = ReplacementsKeys[i];
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let FromItems = Replacements[To];
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if (typeof(FromItems) != 'object') {
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FromItems = [FromItems];
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};
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for (let i=0; i<FromItems.length; i++) {
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Post.Content = Post.Content.replaceAll(FromItems[i], To);
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};
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};
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ContentDom = JSDOM.fragment(Post.Content);
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// Handle .DeleteElementBlock elements: Elements that must be visible on Listed but deleted here.
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let DelElemBlocks = ContentDom.querySelectorAll(DeleteElementBlockSelect);
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for (let i=0; i<DelElemBlocks.length; i++) {
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const Elem = DelElemBlocks[i];
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if (!Elem.textContent) {
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DelElemBlocks[i].nextElementSibling.outerHTML = '';
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};
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DelElemBlocks[i].outerHTML = '';
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};
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// Handle .ExtractCodeBlock elements: Allow for text to be treated as plain on Listed, and then extracted here.
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let ExtCodeBlocks = ContentDom.querySelectorAll(ExtractCodeBlockSelect);
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for (let i=0; i<ExtCodeBlocks.length; i++) {
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const Elem = ExtCodeBlocks[i];
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const Find = CSSFirstTokenSelector(ExtractCodeBlockSelect);
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if (Array.from(Elem.classList).includes(Find)) {
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ExtCodeBlocks[i].outerHTML = ''; // Remove the ExtractCodeBlock upper-marker
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} else {
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ExtCodeBlocks[i].outerHTML = Elem.textContent; // Extract the marker's text as raw HTML
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};
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};
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Post.Content = GetFragHTML(ContentDom);
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if (Output == 'file') {
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TryMkdirSync(PathDir);
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fs.writeFileSync(FinalFilePath, `\
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${MakeMetaStr(Post)}
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<h1>${Post.Meta.HTMLTitle ? Post.Meta.HTMLTitle : Post.Meta.Title}</h1>
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${Post.Content}
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`);
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} else if (Output == 'stdout') {
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console.log(Post.Content);
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};
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};
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const Main = _ => {
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console.log('[I] Downloading...');
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fetch(`${BlogURL}/all`).then(Response => Response.text()).then(Data => {
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console.log('[I] Parsing...');
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const Elem = JSDOM.fragment(Data).querySelector('script[data-component-name="AuthorAll"]');
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const Posts = JSON.parse(Elem.childNodes[0].data).posts;
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for (let i=0; i<Posts.length; i++) {
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HandlePost(Posts[i], 'file');
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};
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});
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};
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const Test = _ => {
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console.log('[I] Testing...');
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fetch(TestURL).then(Response => Response.text()).then(Data => {
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const Elem = JSDOM.fragment(Data).querySelector('script[data-component-name="PostShow"]');
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const Post = JSON.parse(Elem.childNodes[0].data).post;
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HandlePost(Post, 'stdout');
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});
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};
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Main();
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//Test();
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