@maximegirardet/merge-pdfs/dist/index.cjs

Merging PDF (with Outline).

"use strict";
var __create = Object.create;
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __getProtoOf = Object.getPrototypeOf;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name2 in all)
    __defProp(target, name2, { get: all[name2], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toESM = (mod, isNodeMode, target) => (target = mod != null ? __create(__getProtoOf(mod)) : {}, __copyProps(
  // If the importer is in node compatibility mode or this is not an ESM
  // file that has been converted to a CommonJS file using a Babel-
  // compatible transform (i.e. "__esModule" has not been set), then set
  // "default" to the CommonJS "module.exports" for node compatibility.
  isNodeMode || !mod || !mod.__esModule ? __defProp(target, "default", { value: mod, enumerable: true }) : target,
  mod
));
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);

// src/index.ts
var src_exports = {};
__export(src_exports, {
  MERGE_PDF_NAME: () => MERGE_PDF_NAME,
  MOUNT_DIR: () => MOUNT_DIR,
  PKG_NAME: () => PKG_NAME,
  formatDate: () => formatDate,
  mergePDFs: () => mergePDFs,
  mergePdfsCli: () => mergePdfsCli,
  runCli: () => runCli
});
module.exports = __toCommonJS(src_exports);

// node_modules/tsup/assets/cjs_shims.js
var getImportMetaUrl = () => typeof document === "undefined" ? new URL("file:" + __filename).href : document.currentScript && document.currentScript.src || new URL("main.js", document.baseURI).href;
var importMetaUrl = /* @__PURE__ */ getImportMetaUrl();

// src/constants/bin.ts
var PKG_NAME = "merge-pdfs";

// src/commands/mergePdfsCli.ts
var import_node_path = require("path");
var import_node_fs = require("fs");
var import_yargs = __toESM(require("yargs"), 1);
var import_helpers = require("yargs/helpers");
var import_colorette = require("colorette");

// package.json
var name = "@maximegirardet/merge-pdfs";
var version = "0.0.11";

// src/commands/mergePdfsCli.ts
async function mergePdfsCli() {
  const program = (0, import_yargs.default)((0, import_helpers.hideBin)(process.argv)).scriptName(name).usage("$0 <entry...>").option("o", {
    alias: "output",
    default: "merged-pdf.pdf",
    describe: "Output file",
    type: "string",
    demandOption: false
  }).example([
    ["$0 1.pdf 2.pdf", "Merge two PDFs files"],
    ["$0 1.pdf 2.pdf -o merged-pdf.pdf", "Merge two PDFs files into merged-pdf.pdf file"],
    ["$0 pdfs/*.pdf -o merged-pdf.pdf", "Merge some PDFs files into merged-pdf.pdf file"]
  ]).showHelpOnFail(false).alias("h", "help").version("version", version).alias("v", "version").help();
  const argv = await program.argv;
  const entry = argv._;
  let output = argv.o;
  const outBuffer = await mergePDFs(entry);
  if (!output.endsWith(".pdf"))
    output += ".pdf";
  (0, import_node_fs.writeFileSync)(output, outBuffer);
  process.stdout.write((0, import_colorette.greenBright)(`
 Saved to ${(0, import_node_path.join)(process.cwd(), argv.o)}
`));
}

// src/commands/runner.ts
function runCli(programName) {
  if (programName === PKG_NAME)
    mergePdfsCli();
}

// src/mergePDFs.ts
var import_node_url = require("url");
var import_node_process = __toESM(require("process"), 1);
var import_node_fs2 = require("fs");
var import_node_path2 = require("path");
var import_node_os = require("os");
var path = __toESM(require("path"), 1);
var import_colorette2 = require("colorette");
var import_fast_glob = __toESM(require("fast-glob"), 1);
var isWindows = (0, import_node_os.platform)() === "win32";
var isLinux = (0, import_node_os.platform)() === "linux";
var MERGE_PDF_NAME = "66699f18-ad5a-43c2-a96e-97bddaef0e6b.pdf";
var MOUNT_DIR = "/991e729a-8f2e-472a-8402-c26bb03b5ea3";
async function mergePDFs(entry, CLIPath = null) {
  const __dirname = CLIPath ?? (0, import_node_path2.dirname)((0, import_node_url.fileURLToPath)(importMetaUrl));
  const dir = import_node_process.default.cwd();
  let absolutePathArr = entry;
  if (isLinux) {
    absolutePathArr = import_fast_glob.default.sync(entry, {
      ignore: ["node_modules"],
      onlyFiles: true,
      cwd: dir,
      absolute: true
    }).filter((file) => (0, import_node_path2.extname)(file) === ".pdf");
  }
  if (absolutePathArr.length < 2) {
    import_node_process.default.stdout.write((0, import_colorette2.yellowBright)("At least two PDF files.\n"));
    import_node_process.default.exit(1);
  }
  const { loadPyodide } = await import(path.join((0, import_node_path2.resolve)(__dirname, "pyodide"), "pyodide.js"));
  const pyodide = await loadPyodide({ indexURL: (0, import_node_path2.resolve)(__dirname, "pyodide") });
  await pyodide.loadPackage("micropip");
  const micropip = pyodide.pyimport("micropip");
  pyodide.FS.mkdir(MOUNT_DIR);
  pyodide.FS.mount(pyodide.FS.filesystems.NODEFS, { root: __dirname }, MOUNT_DIR);
  await micropip.install(`emfs:${MOUNT_DIR}/pyodide/pypdf-3.8.1-py3-none-any.whl`);
  const tempFileNameArr = [];
  absolutePathArr.forEach((filePath) => {
    let tempFileName = `/${filePath.split("/").join("-")}`;
    if (isWindows)
      tempFileName = `/${filePath.split("\\").join("-")}`;
    tempFileNameArr.push(tempFileName);
    pyodide.FS.writeFile(tempFileName, (0, import_node_fs2.readFileSync)(filePath), { encoding: "utf8" });
  });
  const curDate = formatDate(/* @__PURE__ */ new Date());
  await pyodide.runPythonAsync(`
		from pypdf import PdfWriter
		from json import loads

		writer = PdfWriter()
		writer.add_metadata(
				{
						"/CreationDate": "${curDate}",
						"/ModDate": "${curDate}",
						"/Creator": "${name}",
						"/Producer": "pypdf - ${name}",
				}
		)

		for path in loads('${JSON.stringify(tempFileNameArr)}'):
			writer.append(path)

		writer.write("/${MERGE_PDF_NAME}")
		writer.close()
	`);
  const outBuffer = pyodide.FS.readFile(`/${MERGE_PDF_NAME}`);
  return outBuffer;
}

// src/formatDate.ts
function formatDate(date) {
  const year = date.getFullYear();
  const month = date.getMonth() + 1;
  const day = date.getDate();
  const hour = date.getHours();
  const minute = date.getMinutes();
  const second = date.getSeconds();
  const paddedMonth = `00${month}`.slice(-2);
  const paddedDay = `00${day}`.slice(-2);
  const paddedHour = `00${hour}`.slice(-2);
  const paddedMinute = `00${minute}`.slice(-2);
  const paddedSecond = `00${second}`.slice(-2);
  const str = `D:${year}${paddedMonth}${paddedDay}${paddedHour}${paddedMinute}${paddedSecond}`;
  let offset = date.getTimezoneOffset();
  const rel = offset === 0 ? "Z" : offset > 0 ? "-" : "+";
  offset = Math.abs(offset);
  const hoursOffset = Math.floor(offset / 60);
  const minutesOffset = offset - hoursOffset * 60;
  const paddedHoursOffset = `00${hoursOffset}`.slice(-2);
  const paddedMinutesOffset = `00${minutesOffset}`.slice(-2);
  return `${str}${rel}${paddedHoursOffset}'${paddedMinutesOffset}'`;
}
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
  MERGE_PDF_NAME,
  MOUNT_DIR,
  PKG_NAME,
  formatDate,
  mergePDFs,
  mergePdfsCli,
  runCli
});