add script and template to make manifests for extensions

usage: node make-manifest.js <my-extensions-folder>

make-manifest.js

@@ -0,0 +1,73 @@
+/**
+ * Script to create manifest for an extension, based on the files in the extension folder.
+ * The manifest.json file will be put inside the extension folder, replacing any existing
+ * manifest file there.
+ * 
+ * It's used by eg roomos.cisco.com to install extensions easily.
+ * 
+ * Usage:
+ * node make_manifest <extension_folder>
+ * 
+ */
+const { readFileSync, readdirSync, fstat, writeFileSync } = require('fs');
+const { join, basename } = require('path');
+
+const template = require('./manifest-template.json');
+
+function endsWith(ext, file) {
+  if (Array.isArray(ext)) {
+    return ext.some(e => file.toLowerCase().endsWith(e.toLowerCase()));
+  }
+  return file.toLowerCase().endsWith(ext.toLowerCase());
+}
+
+
+function findFiles(dir, extension) {
+  return readdirSync(dir, { withFileTypes: true })
+    .filter(item => item.isFile() && endsWith(extension, item.name))
+    .map(item => item.name);
+}
+
+
+function go(dir) {
+  // console.log('make manifest', dir);
+  const macros = findFiles(dir, '.js');
+  const macroList = macros.map(file => {
+    const id = basename(file, '.js');
+    return {
+      payload: file,
+      id,
+      type: 'url'
+    }
+  });
+
+  const roomcontrol = findFiles(dir, '.xml');
+  const roomcontrolList = roomcontrol.map(file => {
+    const id = basename(file, '.xml');
+    return {
+      payload: file,
+      id,
+      type: 'url'
+    }
+  });
+
+  template.profile.macro.items = macroList;
+  template.profile.roomcontrol.items = roomcontrolList;
+  template.profile.userParams = [];
+
+  const file = join(dir, 'manifest.json');
+  writeFileSync(file, JSON.stringify(template, null, 2));
+  console.log('wrote', file);
+}
+
+function main() {
+  const dir = process.argv[2];
+  if (!dir) {
+   console.log(`\nUsage: node ${process.argv[1]} <extension_dir>\n`);
+   process.exit(1);
+  }
+
+  go(dir);
+}
+
+main();

manifest-template.json

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+{
+  "version": "1",
+  "profile": {
+    "macro": {
+      "items": [
+        {
+          "payload": "mymacro.js",
+          "id": "mymacro",
+          "type": "url"
+        }
+      ]
+    },
+    "roomcontrol": {
+      "items": [
+        {
+          "payload": "mypanel.xml",
+          "id": "mypanel",
+          "type": "url"
+        }
+      ]
+    },
+    "userParams": [
+      {
+        "id": "myVariable",
+        "name": "My Variable",
+        "info": "The value the user chooses will be replaced inside the js that has id equal to domain",
+        "type": "string",
+        "default": "foobar",
+        "domain": "mymacro",
+        "required": true
+      }
+    ]
+  }
+}