200 lines
7.1 KiB
JavaScript
200 lines
7.1 KiB
JavaScript
const SpaccDotWeb = ((args) => { //////////////////////////////////////////////
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let windowObject, documentObject;
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let Lib = {};
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let isBuildingApp = false;
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let __scriptname;
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const platformIsNode = (typeof module === 'object' && typeof module.exports === 'object');
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const platformIsBrowser = (typeof window !== 'undefined' && typeof window.document !== 'undefined');
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const __filename__ = (typeof __filename !== 'undefined' ? __filename : '');
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const JsdomOptions = { /*resources: "usable",*/ runScripts: /*"dangerously"*/"outside-only" };
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if (platformIsNode) {
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Lib.fs = require('fs');
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Lib.crypto = require('crypto');
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Lib.childProcess = require('child_process');
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Lib.jsdom = require('jsdom');
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__scriptname = __filename__.split('/').slice(-1)[0];
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windowObject = new Lib.jsdom.JSDOM('', JsdomOptions).window;
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};
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if (platformIsBrowser) {
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windowObject = window;
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};
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documentObject = windowObject.document;
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const SpaccDotWeb = ((args) => { //////////////////////////////////////////////
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let SpaccDotWeb = {};
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if (platformIsNode) {
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SpaccDotWeb.AppBuildStandalone = (opts) => { // TODO: build result of dom after JS, to make base page usable without JS
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isBuildingApp = true;
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opts ||= {};
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opts.Page ||= 'index.html';
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opts.Modules && !opts.Modules.includes('Main') && (opts.Modules = [...opts.Modules, 'Main']);
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Lib.fs.mkdirSync(`${__dirname}/Build/App-${opts.Page}`, { recursive: true });
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let htmlIndex = Lib.fs.readFileSync(opts.Page, 'utf8');
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windowObject = new Lib.jsdom.JSDOM(htmlIndex, JsdomOptions).window;
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documentObject = windowObject.document;
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DomSetup(opts.Modules);
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Lib.fs.writeFileSync(`${__dirname}/Build/App-${opts.Page}/Full.html`, `<!DOCTYPE html>${documentObject.documentElement.outerHTML}`);
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isBuildingApp = false;
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};
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SpaccDotWeb.LibBuild = () => {
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Lib.fs.mkdirSync(`${__dirname}/Build/Assets.tmp`, { recursive: true });
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let uptodate = true;
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const compiledPath = `${__dirname}/Build/SpaccDotWeb.js`;
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const minifiedPath = `${__dirname}/Build/SpaccDotWeb.min.js`;
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const hashPath = `${__dirname}/Build/SpaccDotWeb.js.hash`;
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const hashOld = (Lib.fs.existsSync(hashPath) && Lib.fs.readFileSync(hashPath, 'utf8'));
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const hashNew = Lib.crypto.createHash('sha256').update(Lib.fs.readFileSync(__filename__, 'utf8')).digest('hex');
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if (!Lib.fs.existsSync(compiledPath) || !Lib.fs.existsSync(minifiedPath) || !(hashOld === hashNew)) {
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uptodate = false;
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Lib.fs.writeFileSync(hashPath, hashNew);
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Lib.fs.writeFileSync(compiledPath, Lib.childProcess.execSync(`cat "${__filename__}" | npx babel -f "${__scriptname}"`));
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Lib.fs.writeFileSync(minifiedPath, Lib.childProcess.execSync(`cat "${compiledPath}" | npx uglifyjs`));
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};
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uptodate && console.log('Library is up-to-date.');
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return { compiledText: Lib.fs.readFileSync(compiledPath, 'utf8'), minified: Lib.fs.readFileSync(minifiedPath, 'utf8') };
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};
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};
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SpaccDotWeb.AppInit = () => {
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try {
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DomSetup();
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return SpaccDotWeb;
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} catch(err) { console.log(err) };
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};
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//SpaccDotWeb.Make = () => {};
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SpaccDotWeb.Create = (tag, attrs) => {
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let elem = documentObject.createElement(tag);
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for (const key in attrs) {
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elem[key] = attrs[key];
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};
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return elem;
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};
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SpaccDotWeb.Select = (query) => {
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let elem = documentObject.querySelector(query);
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elem && (elem.Insert = elem.appendChild);
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return elem;
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};
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SpaccDotWeb.RequireScript = (src) => {
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if (platformIsBrowser) {
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SpaccDotWeb.Select('body').Insert(SpaccDotWeb.Create('script', { src: src }));
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//} else if (platformIsNode) {
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// require(src);
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}
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};
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// TODO: make Meta element optional without breaking things
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const AppMetaGet = () => {
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const elem = SpaccDotWeb.Select('script[module="Meta"]');
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if (elem) {
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if (['application/json', 'text/json'].includes(elem.getAttribute('type'))) {
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return JSON.parse(elem.innerHTML);
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} else {
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return eval(elem.innerHTML);
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};
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};
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};
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const DomMakeBase = (Modules) => {
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const meta = AppMetaGet();
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if (meta) {
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const htmlFrags = {
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Title: (meta.Name ? `<title>${meta.Name}</title><meta property="og:title" content="${meta.Name}"/>` : ''),
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Description: (meta.Description ? `<meta name="description" content="${meta.Description}"/><meta property="og:description" content="${meta.Description}"/>` : ''),
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Uri: (meta.Uri ? `<link rel="canonical" href="${meta.Uri}"/><meta property="og:url" content="${meta.Uri}"/>` : '')
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};
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let [scriptsCode, elementsHtml, scriptsHtml] = ['', '', ''];
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if (isBuildingApp) {
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scriptsHtml += `<scr`+`ipt src="http://cdn.jsdelivr.net/npm/core-js-bundle/minified.min.js"></scr`+`ipt>`;
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scriptsHtml += `<scr`+`ipt src="https://cdn.jsdelivr.net/npm/core-js-bundle/minified.min.js"></scr`+`ipt>`;
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scriptsHtml += `<scr`+`ipt>${SpaccDotWeb.LibBuild().minified}</scr`+`ipt>`;
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for (const elem of documentObject.querySelectorAll('script[module]')) {
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//if (elem.module === 'Meta' && !['application/json', 'text/json'].includes(elem.type)) {
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// elem.innerHTML = `(${elem.innerHTML})`;
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//};
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if (elem.getAttribute('module') !== 'SpaccDotWeb' && (!Modules || (Modules && Modules.includes(elem.getAttribute('module'))))) {
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if (elem.getAttribute('src')) {
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scriptsHtml += `<scr`+`ipt src="${elem.getAttribute('src')}"></scr`+`ipt>`;
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// TODO somehow include this in prerendered DOM?
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} else {
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const tmpHash = Lib.crypto.createHash('sha256').update(elem.innerHTML).digest('hex');
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const tmpPath = `${__dirname}/Build/Assets.tmp/${tmpHash}.js`;
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Lib.fs.writeFileSync(tmpPath, elem.innerHTML);
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const scriptCode = Lib.childProcess.execSync(`cat "${tmpPath}" | npx babel -f "${tmpHash}.js" | npx uglifyjs`);
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scriptsCode += scriptCode;
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scriptsHtml += `<scr`+`ipt>${Lib.childProcess.execSync(`cat "${tmpPath}" | npx babel -f "${tmpHash}.js" | npx uglifyjs`)}</scr`+`ipt>`;
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};
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};
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elem.remove();
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};
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// select and include all remaining actual elements, except parent meta-elements
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for (const elem of documentObject.querySelectorAll('* > * > *')) {
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elementsHtml += elem.outerHTML;
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}
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};
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return {
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head: `
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<meta charset="utf-8"/>
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<meta name="viewport" content="width=device-width, initial-scale=1.0"/>
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${htmlFrags.Title}
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${htmlFrags.Description}
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${htmlFrags.Uri}
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`,
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body: `<div id="App"></div>${elementsHtml}${scriptsHtml}`,
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scriptsCode: scriptsCode,
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};
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};
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};
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const DomSetup = (Modules) => {
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const doctypeNew = documentObject.implementation.createHTMLDocument().doctype;
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windowObject.document.doctype
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? documentObject.replaceChild(doctypeNew, documentObject.doctype)
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: documentObject.insertBefore(doctypeNew, documentObject.childNodes[0]);
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const domBase = DomMakeBase(Modules);
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if (domBase) {
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documentObject.write(domBase.head + domBase.body);
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documentObject.head.innerHTML = domBase.head;
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documentObject.body.innerHTML = domBase.body;
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if (isBuildingApp) {
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windowObject.eval(Lib.fs.readFileSync(__filename__, 'utf-8') + domBase.scriptsCode);
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};
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};
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};
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return SpaccDotWeb;
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})(); /////////////////////////////////////////////////////////////////////////
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platformIsBrowser && (window.SpaccDotWeb = SpaccDotWeb);
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platformIsNode && process.argv.length >= 2 && console.log(eval(process.argv.slice(-1)[0]));
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return SpaccDotWeb;
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})(); /////////////////////////////////////////////////////////////////////////
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