Added gulp script

gulpfile.js

@@ -0,0 +1,116 @@
+const gulp = require("gulp");
+const uglify = require("gulp-uglify");
+const cssnano = require("gulp-cssnano");
+const through = require("through2");
+const path = require("path");
+const fs = require("fs");
+const readline = require("readline");
+
+const destination = "new_http.c";
+
+function dumpFileSize() {
+  return through.obj(function (file, enc, cb) {
+    console.log(
+      `Processing ${file.basename}, original length ${file.stat.size}`
+    );
+    cb(null, file);
+  });
+}
+
+/** This function injects C for a const field in new_http.c */
+function generateCode(field_name, is_script) {
+  return through.obj(function (file, enc, cb) {
+    if (file.isBuffer()) {
+      const contents = file.contents;
+
+      let output = String(contents);
+      output = output.replace(/\"/g, '\\"');
+      console.log(
+        `Processing ${file.basename}, reduced length ${contents.length}`
+      );
+
+      const prefix = is_script ? "<script type='text/javascript'>" : "<style>";
+      const suffix = is_script ? "</script>" : "</style>";
+      output = `const char ${field_name}[]="${prefix}${output}${suffix}";`;
+
+      const target_path = path.join(path.dirname(file.path), destination);
+      //console.log(`Updated ${target_path}`);
+
+      const rl = readline.createInterface({
+        input: fs.createReadStream(target_path),
+        crlfDelay: Infinity,
+      });
+
+      const merged_contents = [];
+      const marker_start = `//region_start ${field_name}`;
+      const marker_end = `//region_end ${field_name}`;
+      let region_state = 0;
+
+      rl.on("line", (line) => {
+        if (line.trim() === marker_start) {
+          region_state = 1;
+          merged_contents.push(marker_start);
+          merged_contents.push(output);
+          merged_contents.push(marker_end);
+        } else {
+          //Skip all existing content lines till region ends
+          if (region_state === 1) {
+            if (line.trim() === marker_end) {
+              region_state = 2;
+            }
+          } else {
+            merged_contents.push(line);
+          }
+        }
+      });
+
+      rl.on("close", () => {
+        if (region_state === 0) {
+          //Starting marker was not found, append
+
+          merged_contents.push("");
+          merged_contents.push(marker_start);
+          merged_contents.push(output);
+          merged_contents.push(marker_end);
+        }
+
+        if (region_state === 1) {
+          cb(`Ending marker "${marker_end}" was not found.`, file);
+        } else {
+          fs.writeFile(
+            target_path,
+            merged_contents.join("\r\n"),
+            "utf8",
+            (err) => {
+              cb(err, file);
+            }
+          );
+        }
+      });
+
+      return;
+    }
+
+    cb(null, file);
+  });
+}
+
+function minifyJs() {
+  return (
+    gulp
+      .src("./src/httpserver/script.js")
+      .pipe(dumpFileSize())
+      .pipe(uglify())
+      .pipe(generateCode("pageScript", true))
+  );
+}
+
+function minifyCss() {
+  return gulp
+    .src("./src/httpserver/style.css")
+    .pipe(dumpFileSize())
+    .pipe(cssnano())
+    .pipe(generateCode("htmlHeadStyle", false));
+}
+
+exports.default = gulp.series(minifyJs, minifyCss);

package.json

@@ -0,0 +1,28 @@
+{
+	"name": "obk-builder",
+	"version": "1.0.0",
+	"description": "Gulp based script content builder",
+	"main": "gulpfile.js",
+	"scripts": {
+	  "test": "echo \"Error: no test specified\" && exit 1"
+	},
+	"repository": {
+	  "type": "git",
+	  "url": "git+https://github.com/iprak/OpenBK7231T_App.git"
+	},
+	"author": "",
+	"license": "ISC",
+	"bugs": {
+	  "url": "https://github.com/iprak/OpenBK7231T_App/issues"
+	},
+	"homepage": "https://github.com/iprak/OpenBK7231T_App#readme",
+	"devDependencies": {
+	  "gulp": "^4.0.2",
+	  "gulp-cssnano": "^2.1.3",
+	  "gulp-gzip": "^1.4.2",
+	  "gulp-rename": "^2.0.0",
+	  "gulp-uglify": "^3.0.2",
+	  "through2": "^4.0.2"
+	}
+  }
+