[ADD] add basic infrastructure to buid owl-runtime without compiler

tools/compile_xml.js

@@ -0,0 +1,113 @@
+const fs = require("fs");
+const path = require("path");
+const jsdom = require("jsdom");
+
+// -----------------------------------------------------------------------------
+// add global DOM stuff for compiler
+// -----------------------------------------------------------------------------
+var document = new jsdom.JSDOM("", {});
+var window = document.window;
+global.document = window.document;
+global.window = window;
+global.DOMParser = window.DOMParser;
+global.Element = window.Element;
+global.Node = window.Node;
+// this needs to be below the jsdom stuff
+const { compile } = require("../dist/compiler.js");
+
+// -----------------------------------------------------------------------------
+// helpers
+// -----------------------------------------------------------------------------
+async function getXmlFiles(dir) {
+  let xmls = [];
+  const files = await fs.promises.readdir(dir);
+  const filesStats = await Promise.all(files.map((file) => fs.promises.stat(path.join(dir, file))));
+  for (let i in files) {
+    const name = path.join(dir, files[i]);
+    if (filesStats[i].isDirectory()) {
+      xmls = xmls.concat(await getXmlFiles(name));
+    } else {
+      if (name.endsWith(".xml")) {
+        xmls.push(name);
+      }
+    }
+  }
+  return xmls;
+}
+
+function writeToFile(filepath, data) {
+  if (!fs.existsSync(path.dirname(filepath))) {
+    fs.mkdirSync(path.dirname(filepath), { recursive: true });
+  }
+  fs.writeFile(filepath, data, (err) => {
+    if (err) {
+      process.stdout.write(`Error while writing file ${filepath}: ${err}`);
+      return;
+    }
+  });
+}
+
+// adapted from https://medium.com/@mhagemann/the-ultimate-way-to-slugify-a-url-string-in-javascript-b8e4a0d849e1
+const a = "·_,:;";
+const p = new RegExp(a.split("").join("|"), "g");
+
+function slugify(str) {
+  return str
+    .replace(/\//g, "") // remove /
+    .replace(/\./g, "_") // Replace . with _
+    .replace(p, (c) => '_') // Replace special characters
+    .replace(/&/g, "_and_") // Replace & with ‘and’
+    .replace(/[^\w\-]+/g, "") // Remove all non-word characters
+}
+
+// -----------------------------------------------------------------------------
+// main
+// -----------------------------------------------------------------------------
+
+async function compileTemplates(files) {
+  process.stdout.write(`Processing ${files.length} files`);
+  let xmlStrings = await Promise.all(files.map((file) => fs.promises.readFile(file, "utf8")));
+
+  const templates = [];
+  const errors = [];
+
+  for (let i = 0; i < files.length; i++) {
+    const fileName = files[i];
+    const fileContent = xmlStrings[i];
+    process.stdout.write(`.`);
+    const parser = new DOMParser();
+    const doc = parser.parseFromString(fileContent, "text/xml");
+    for (const template of doc.querySelectorAll("[t-name]")) {
+      const name = template.getAttribute("t-name");
+      if (template.hasAttribute("owl")) {
+        template.removeAttribute("owl")
+      }
+      const fnName = slugify(name);
+      try {
+        const fn = compile(template).toString().replace('anonymous', fnName);
+        templates.push(`owl.App.registerTemplate("${name}", ${fn});\n`);
+      } catch (e) {
+        errors.push({ name, fileName, e });
+      }
+    }
+  }
+  process.stdout.write(`\n`);
+
+  for (let { name, fileName, e } of errors) {
+    console.warn(`Error while compiling '${name}' (in file ${fileName})`);
+    console.error(e);
+  }
+  console.log(`${templates.length} templates compiled`);
+
+  return templates.join("\n");
+}
+
+const templatesPath = process.argv[2];
+if (templatesPath && templatesPath.length) {
+  getXmlFiles(templatesPath).then(async (files) => {
+    const result = await compileTemplates(files);
+    writeToFile("templates.js", result);
+  });
+} else {
+  console.log("Please provide a path");
+}