another feature, another rabbit hole

zefie_wtvp_minisrv/packer.js

@@ -0,0 +1,52 @@
+const { WTVShared } = require("./WTVShared.js");
+var wtvshared = new WTVShared(null, true);
+const fs = require('fs');
+
+function showUsage() {
+    console.log(" * Usage:", process.argv[0], process.argv[1], "<file to CompB64>");
+    process.exit(1);
+}
+
+if (process.argv) {
+    if (process.argv[2]) {
+        var reverse = false;
+        var file = process.argv[2];
+        if (file == "-d") {
+            file = process.argv[3];
+            reverse = true;
+        }
+        if (fs.existsSync(file)) {
+            console.log(` * Processing ${file} ...`)
+            if (reverse) {
+                var outfile = file.replace(/\.cb64\.txt/,'') + ".dec.txt";
+                var encodedData = fs.readFileSync(file);
+                var rawdata = wtvshared.unpackCompressedB64(encodedData);
+                try {
+                    fs.writeFileSync(outfile, rawdata);
+                    console.log(` * Successfully decoded into ${outfile}`)
+                } catch (e) {
+                    console.error("Error processing file:", e)
+                    process.exit(1);
+                }
+            } else {
+                var outfile = file + ".cb64.txt";
+                var rawdata = fs.readFileSync(file);
+                var encodedData = wtvshared.packCompressedB64(rawdata);
+                try {
+                    fs.writeFileSync(outfile, encodedData);
+                    console.log(` * Successfully encoded into ${outfile}`)
+                } catch (e) {
+                    console.error("Error processing file:", e)
+                    process.exit(1);
+                }
+            }
+        } else {
+            console.error(` * Could not find file ${file}`)
+            showUsage();
+        }
+    } else {
+        showUsage();
+    }
+} else {
+    showUsage();
+}