mirror of
https://github.com/Stirling-Tools/Stirling-PDF.git
synced 2025-06-22 15:35:03 +00:00
fixed wasm (LaserKaspar/go-wasm-pdfcpu), migrated to vite in backend, dynamic operators on frontend
446742b7deThis commit is contained in:
Felix Kaspar
parent
52fae8e41b
commit
9cb499c93f
@ -5,8 +5,6 @@
|
||||
<link rel="icon" type="image/svg+xml" href="/stirling-pdf-logo.svg" />
|
||||
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
|
||||
<title>Tauri + React + TS</title>
|
||||
|
||||
<script src="browserfs.min.js"></script>
|
||||
</head>
|
||||
|
||||
<body>
|
||||
|
||||
@ -25,6 +25,7 @@
|
||||
"react-icons": "^4.11.0",
|
||||
"react-router-bootstrap": "^0.26.2",
|
||||
"react-router-dom": "^6.18.0",
|
||||
"vite-plugin-node-polyfills": "^0.21.0",
|
||||
"vite-plugin-top-level-await": "^1.3.1"
|
||||
},
|
||||
"devDependencies": {
|
||||
|
||||
@ -21,7 +21,7 @@ import resourcesToBackend from "i18next-resources-to-backend";
|
||||
|
||||
i18next.use(LanguageDetector).use(initReactI18next).use(resourcesToBackend((language: string, namespace: string) => import(`../../shared-operations/public/locales/${namespace}/${language}.json`)))
|
||||
.init({
|
||||
debug: true,
|
||||
debug: false,
|
||||
ns: ["common"], // Preload this namespace, no need to add the others, they will load once their module is loaded
|
||||
defaultNS: "common",
|
||||
fallbackLng: "en",
|
||||
|
||||
@ -38,24 +38,15 @@ function Dynamic() {
|
||||
});
|
||||
}
|
||||
|
||||
function formDataToObject(formData: FormData): Record<string, string> {
|
||||
const result: Record<string, string> = {};
|
||||
|
||||
formData.forEach((value, key) => {
|
||||
result[key] = value.toString();
|
||||
});
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
async function handleSubmit(e: BaseSyntheticEvent) {
|
||||
console.clear();
|
||||
if(!activeOperator.current) {
|
||||
throw new Error("Please select an Operator in the Dropdown");
|
||||
}
|
||||
|
||||
const formData = new FormData(e.target);
|
||||
|
||||
const action: Action = {type: activeOperator.current.constructor.name, values: formDataToObject(formData)};
|
||||
const values = Object.fromEntries(formData.entries());
|
||||
let action: Action = {type: activeOperator.current.type, values: values};
|
||||
|
||||
// Validate PDF File
|
||||
|
||||
@ -68,7 +59,6 @@ function Dynamic() {
|
||||
for (let i = 0; i < files.length; i++) {
|
||||
const file = filesArray[i];
|
||||
if(file) {
|
||||
console.log(new Uint8Array(await file.arrayBuffer()));
|
||||
inputs.push(new PdfFile(
|
||||
file.name.replace(/\.[^/.]+$/, ""), // Strip Extension
|
||||
new Uint8Array(await file.arrayBuffer()),
|
||||
@ -80,26 +70,25 @@ function Dynamic() {
|
||||
}
|
||||
}
|
||||
|
||||
const pdfValidationResults = await JoiPDFFileSchema.validate(inputs);
|
||||
if(pdfValidationResults.error) {
|
||||
console.log({error: "PDF validation failed", details: pdfValidationResults.error.message});
|
||||
}
|
||||
const pdfFiles: PdfFile[] = pdfValidationResults.value;
|
||||
const validationResults = activeOperator.current.schema.validate({input: inputs, values: action.values});
|
||||
|
||||
// Validate Action Values
|
||||
const actionValidationResults = activeOperator.current.schema.validate({input: pdfFiles, values: action.values});
|
||||
|
||||
if(actionValidationResults.error) {
|
||||
console.log({error: "Value validation failed", details: actionValidationResults.error.message});
|
||||
return;
|
||||
if(validationResults.error) {
|
||||
console.log({error: "Validation failed", details: validationResults.error.message});
|
||||
}
|
||||
else {
|
||||
action.values = validationResults.value.values;
|
||||
const operation = new activeOperator.current(action);
|
||||
operation.run(validationResults.value.input, (progress) => {}).then(async pdfFiles => {
|
||||
console.log("Done");
|
||||
console.log(pdfFiles);
|
||||
|
||||
for await (const pdfFile of (pdfFiles as PdfFile[])) {
|
||||
var blob = new Blob([await pdfFile.uint8Array], {type: "application/pdf"});
|
||||
var objectUrl = URL.createObjectURL(blob);
|
||||
window.open(objectUrl);
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
action.values = pdfValidationResults.value.values;
|
||||
const operation = new activeOperator.current(action);
|
||||
|
||||
operation.run(pdfValidationResults.value, (progress) => {}).then(pdfFiles => {
|
||||
console.log("Done");
|
||||
});
|
||||
};
|
||||
|
||||
function capitalizeFirstLetter(string: String) {
|
||||
|
||||
@ -1,14 +1,27 @@
|
||||
import { defineConfig } from "vite";
|
||||
import { nodePolyfills } from 'vite-plugin-node-polyfills'
|
||||
import react from "@vitejs/plugin-react";
|
||||
import topLevelAwait from "vite-plugin-top-level-await";
|
||||
import dynamicImport from 'vite-plugin-dynamic-import'
|
||||
import compileTime from "vite-plugin-compile-time"
|
||||
import { fileURLToPath, URL } from 'node:url'
|
||||
import dynamicImport from 'vite-plugin-dynamic-import';
|
||||
import compileTime from "vite-plugin-compile-time";
|
||||
import { fileURLToPath, URL } from 'node:url';
|
||||
|
||||
|
||||
// https://vitejs.dev/config/
|
||||
export default defineConfig(async () => ({
|
||||
plugins: [
|
||||
// Thanks: https://stackoverflow.com/questions/74417822/how-can-i-use-buffer-process-in-vite-app
|
||||
nodePolyfills({
|
||||
include: [],
|
||||
|
||||
globals: {
|
||||
Buffer: true, // can also be 'build', 'dev', or false
|
||||
global: false,
|
||||
process: true,
|
||||
},
|
||||
// Whether to polyfill `node:` protocol imports.
|
||||
protocolImports: false,
|
||||
}),
|
||||
react(),
|
||||
topLevelAwait({
|
||||
// The export name of top-level await promise for each chunk module
|
||||
|
||||
162
package-lock.json
generated
162
package-lock.json
generated
@ -39,6 +39,7 @@
|
||||
"react-icons": "^4.11.0",
|
||||
"react-router-bootstrap": "^0.26.2",
|
||||
"react-router-dom": "^6.18.0",
|
||||
"vite-plugin-node-polyfills": "^0.21.0",
|
||||
"vite-plugin-top-level-await": "^1.3.1"
|
||||
},
|
||||
"devDependencies": {
|
||||
@ -75,6 +76,21 @@
|
||||
}
|
||||
}
|
||||
},
|
||||
"client-tauri/node_modules/vite-plugin-node-polyfills": {
|
||||
"version": "0.21.0",
|
||||
"resolved": "https://registry.npmjs.org/vite-plugin-node-polyfills/-/vite-plugin-node-polyfills-0.21.0.tgz",
|
||||
"integrity": "sha512-Sk4DiKnmxN8E0vhgEhzLudfJQfaT8k4/gJ25xvUPG54KjLJ6HAmDKbr4rzDD/QWEY+Lwg80KE85fGYBQihEPQA==",
|
||||
"dependencies": {
|
||||
"@rollup/plugin-inject": "^5.0.5",
|
||||
"node-stdlib-browser": "^1.2.0"
|
||||
},
|
||||
"funding": {
|
||||
"url": "https://github.com/sponsors/davidmyersdev"
|
||||
},
|
||||
"peerDependencies": {
|
||||
"vite": "^2.0.0 || ^3.0.0 || ^4.0.0 || ^5.0.0"
|
||||
}
|
||||
},
|
||||
"node_modules/@aashutoshrathi/word-wrap": {
|
||||
"version": "1.2.6",
|
||||
"resolved": "https://registry.npmjs.org/@aashutoshrathi/word-wrap/-/word-wrap-1.2.6.tgz",
|
||||
@ -1157,6 +1173,57 @@
|
||||
"@jridgewell/sourcemap-codec": "^1.4.14"
|
||||
}
|
||||
},
|
||||
"node_modules/@jsonjoy.com/base64": {
|
||||
"version": "1.1.2",
|
||||
"resolved": "https://registry.npmjs.org/@jsonjoy.com/base64/-/base64-1.1.2.tgz",
|
||||
"integrity": "sha512-q6XAnWQDIMA3+FTiOYajoYqySkO+JSat0ytXGSuRdq9uXE7o92gzuQwQM14xaCRlBLGq3v5miDGC4vkVTn54xA==",
|
||||
"engines": {
|
||||
"node": ">=10.0"
|
||||
},
|
||||
"funding": {
|
||||
"type": "github",
|
||||
"url": "https://github.com/sponsors/streamich"
|
||||
},
|
||||
"peerDependencies": {
|
||||
"tslib": "2"
|
||||
}
|
||||
},
|
||||
"node_modules/@jsonjoy.com/json-pack": {
|
||||
"version": "1.0.4",
|
||||
"resolved": "https://registry.npmjs.org/@jsonjoy.com/json-pack/-/json-pack-1.0.4.tgz",
|
||||
"integrity": "sha512-aOcSN4MeAtFROysrbqG137b7gaDDSmVrl5mpo6sT/w+kcXpWnzhMjmY/Fh/sDx26NBxyIE7MB1seqLeCAzy9Sg==",
|
||||
"dependencies": {
|
||||
"@jsonjoy.com/base64": "^1.1.1",
|
||||
"@jsonjoy.com/util": "^1.1.2",
|
||||
"hyperdyperid": "^1.2.0",
|
||||
"thingies": "^1.20.0"
|
||||
},
|
||||
"engines": {
|
||||
"node": ">=10.0"
|
||||
},
|
||||
"funding": {
|
||||
"type": "github",
|
||||
"url": "https://github.com/sponsors/streamich"
|
||||
},
|
||||
"peerDependencies": {
|
||||
"tslib": "2"
|
||||
}
|
||||
},
|
||||
"node_modules/@jsonjoy.com/util": {
|
||||
"version": "1.1.3",
|
||||
"resolved": "https://registry.npmjs.org/@jsonjoy.com/util/-/util-1.1.3.tgz",
|
||||
"integrity": "sha512-g//kkF4kOwUjemValCtOc/xiYzmwMRmWq3Bn+YnzOzuZLHq2PpMOxxIayN3cKbo7Ko2Np65t6D9H81IvXbXhqg==",
|
||||
"engines": {
|
||||
"node": ">=10.0"
|
||||
},
|
||||
"funding": {
|
||||
"type": "github",
|
||||
"url": "https://github.com/sponsors/streamich"
|
||||
},
|
||||
"peerDependencies": {
|
||||
"tslib": "2"
|
||||
}
|
||||
},
|
||||
"node_modules/@mapbox/node-pre-gyp": {
|
||||
"version": "1.0.11",
|
||||
"resolved": "https://registry.npmjs.org/@mapbox/node-pre-gyp/-/node-pre-gyp-1.0.11.tgz",
|
||||
@ -5617,6 +5684,14 @@
|
||||
"node": ">= 6"
|
||||
}
|
||||
},
|
||||
"node_modules/hyperdyperid": {
|
||||
"version": "1.2.0",
|
||||
"resolved": "https://registry.npmjs.org/hyperdyperid/-/hyperdyperid-1.2.0.tgz",
|
||||
"integrity": "sha512-Y93lCzHYgGWdrJ66yIktxiaGULYc6oGiABxhcO5AufBeOyoIdZF7bIfLaOrbM0iGIOXQQgxxRrFEnb+Y6w1n4A==",
|
||||
"engines": {
|
||||
"node": ">=10.18"
|
||||
}
|
||||
},
|
||||
"node_modules/i18next": {
|
||||
"version": "23.7.16",
|
||||
"resolved": "https://registry.npmjs.org/i18next/-/i18next-23.7.16.tgz",
|
||||
@ -8317,6 +8392,24 @@
|
||||
"node": ">=8"
|
||||
}
|
||||
},
|
||||
"node_modules/sonic-forest": {
|
||||
"version": "1.0.3",
|
||||
"resolved": "https://registry.npmjs.org/sonic-forest/-/sonic-forest-1.0.3.tgz",
|
||||
"integrity": "sha512-dtwajos6IWMEWXdEbW1IkEkyL2gztCAgDplRIX+OT5aRKnEd5e7r7YCxRgXZdhRP1FBdOBf8axeTPhzDv8T4wQ==",
|
||||
"dependencies": {
|
||||
"tree-dump": "^1.0.0"
|
||||
},
|
||||
"engines": {
|
||||
"node": ">=10.0"
|
||||
},
|
||||
"funding": {
|
||||
"type": "github",
|
||||
"url": "https://github.com/sponsors/streamich"
|
||||
},
|
||||
"peerDependencies": {
|
||||
"tslib": "2"
|
||||
}
|
||||
},
|
||||
"node_modules/source-map": {
|
||||
"version": "0.6.1",
|
||||
"resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
|
||||
@ -8573,6 +8666,17 @@
|
||||
"integrity": "sha512-N+8UisAXDGk8PFXP4HAzVR9nbfmVJ3zYLAWiTIoqC5v5isinhr+r5uaO8+7r3BMfuNIufIsA7RdpVgacC2cSpw==",
|
||||
"dev": true
|
||||
},
|
||||
"node_modules/thingies": {
|
||||
"version": "1.21.0",
|
||||
"resolved": "https://registry.npmjs.org/thingies/-/thingies-1.21.0.tgz",
|
||||
"integrity": "sha512-hsqsJsFMsV+aD4s3CWKk85ep/3I9XzYV/IXaSouJMYIoDlgyi11cBhsqYe9/geRfB0YIikBQg6raRaM+nIMP9g==",
|
||||
"engines": {
|
||||
"node": ">=10.18"
|
||||
},
|
||||
"peerDependencies": {
|
||||
"tslib": "^2"
|
||||
}
|
||||
},
|
||||
"node_modules/through2": {
|
||||
"version": "2.0.5",
|
||||
"resolved": "https://registry.npmjs.org/through2/-/through2-2.0.5.tgz",
|
||||
@ -8672,6 +8776,21 @@
|
||||
"integrity": "sha512-N3WMsuqV66lT30CrXNbEjx4GEwlow3v6rr4mCcv6prnfwhS01rkgyFdjPNBYd9br7LpXV1+Emh01fHnq2Gdgrw==",
|
||||
"optional": true
|
||||
},
|
||||
"node_modules/tree-dump": {
|
||||
"version": "1.0.1",
|
||||
"resolved": "https://registry.npmjs.org/tree-dump/-/tree-dump-1.0.1.tgz",
|
||||
"integrity": "sha512-WCkcRBVPSlHHq1dc/px9iOfqklvzCbdRwvlNfxGZsrHqf6aZttfPrd7DJTt6oR10dwUfpFFQeVTkPbBIZxX/YA==",
|
||||
"engines": {
|
||||
"node": ">=10.0"
|
||||
},
|
||||
"funding": {
|
||||
"type": "github",
|
||||
"url": "https://github.com/sponsors/streamich"
|
||||
},
|
||||
"peerDependencies": {
|
||||
"tslib": "2"
|
||||
}
|
||||
},
|
||||
"node_modules/tree-kill": {
|
||||
"version": "1.2.2",
|
||||
"resolved": "https://registry.npmjs.org/tree-kill/-/tree-kill-1.2.2.tgz",
|
||||
@ -10525,12 +10644,55 @@
|
||||
"license": "ISC",
|
||||
"dependencies": {
|
||||
"@stirling-tools/joi": "github:Stirling-Tools/joi",
|
||||
"buffer": "^6.0.3",
|
||||
"i18next-resources-to-backend": "^1.2.0",
|
||||
"image-js": "^0.35.5",
|
||||
"memfs": "^4.9.2",
|
||||
"next-i18next": "^15.1.1",
|
||||
"pdf-lib": "^1.17.1",
|
||||
"pdfjs-dist": "^4.0.269"
|
||||
}
|
||||
},
|
||||
"shared-operations/node_modules/buffer": {
|
||||
"version": "6.0.3",
|
||||
"resolved": "https://registry.npmjs.org/buffer/-/buffer-6.0.3.tgz",
|
||||
"integrity": "sha512-FTiCpNxtwiZZHEZbcbTIcZjERVICn9yq/pDFkTl95/AxzD1naBctN7YO68riM/gLSDY7sdrMby8hofADYuuqOA==",
|
||||
"funding": [
|
||||
{
|
||||
"type": "github",
|
||||
"url": "https://github.com/sponsors/feross"
|
||||
},
|
||||
{
|
||||
"type": "patreon",
|
||||
"url": "https://www.patreon.com/feross"
|
||||
},
|
||||
{
|
||||
"type": "consulting",
|
||||
"url": "https://feross.org/support"
|
||||
}
|
||||
],
|
||||
"dependencies": {
|
||||
"base64-js": "^1.3.1",
|
||||
"ieee754": "^1.2.1"
|
||||
}
|
||||
},
|
||||
"shared-operations/node_modules/memfs": {
|
||||
"version": "4.9.2",
|
||||
"resolved": "https://registry.npmjs.org/memfs/-/memfs-4.9.2.tgz",
|
||||
"integrity": "sha512-f16coDZlTG1jskq3mxarwB+fGRrd0uXWt+o1WIhRfOwbXQZqUDsTVxQBFK9JjRQHblg8eAG2JSbprDXKjc7ijQ==",
|
||||
"dependencies": {
|
||||
"@jsonjoy.com/json-pack": "^1.0.3",
|
||||
"@jsonjoy.com/util": "^1.1.2",
|
||||
"sonic-forest": "^1.0.0",
|
||||
"tslib": "^2.0.0"
|
||||
},
|
||||
"engines": {
|
||||
"node": ">= 4.0.0"
|
||||
},
|
||||
"funding": {
|
||||
"type": "github",
|
||||
"url": "https://github.com/sponsors/streamich"
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
@ -10,8 +10,10 @@
|
||||
"license": "ISC",
|
||||
"dependencies": {
|
||||
"@stirling-tools/joi": "github:Stirling-Tools/joi",
|
||||
"buffer": "^6.0.3",
|
||||
"i18next-resources-to-backend": "^1.2.0",
|
||||
"image-js": "^0.35.5",
|
||||
"memfs": "^4.9.2",
|
||||
"next-i18next": "^15.1.1",
|
||||
"pdf-lib": "^1.17.1",
|
||||
"pdfjs-dist": "^4.0.269"
|
||||
|
||||
Binary file not shown.
@ -87,12 +87,10 @@ export class Impose extends Operator {
|
||||
[
|
||||
"pdfcpu.wasm",
|
||||
"nup",
|
||||
"-c",
|
||||
"disable",
|
||||
"f:" + this.actionValues.format,
|
||||
"/output.pdf",
|
||||
String(this.actionValues.nup),
|
||||
"input.pdf",
|
||||
"formsize:" + this.actionValues.format, // configuration string
|
||||
"/output.pdf", // outFile
|
||||
String(this.actionValues.nup), // nupvalue
|
||||
"/input.pdf" // infile
|
||||
],
|
||||
await input.uint8Array
|
||||
);
|
||||
|
||||
@ -1,89 +1,32 @@
|
||||
// imports browserfs via index.html script-tag
|
||||
import wasmUrl from '../../../public/wasm/pdfcpu/pdfcpu.wasm?url'
|
||||
import "./wasm_exec_memfs.js";
|
||||
|
||||
let wasmLocation = "/wasm/pdfcpu/";
|
||||
|
||||
let fs;
|
||||
let Buffer;
|
||||
|
||||
// TODO: This can later be defered to load asynchronously
|
||||
configureFs();
|
||||
loadWasm();
|
||||
|
||||
function configureFs() {
|
||||
BrowserFS.configure(
|
||||
{
|
||||
fs: "InMemory",
|
||||
},
|
||||
function (e) {
|
||||
if (e) {
|
||||
// An error happened!
|
||||
throw e;
|
||||
}
|
||||
fs = BrowserFS.BFSRequire("fs");
|
||||
Buffer = BrowserFS.BFSRequire("buffer").Buffer;
|
||||
|
||||
window.fs = fs;
|
||||
window.Buffer = Buffer;
|
||||
}
|
||||
);
|
||||
}
|
||||
|
||||
function loadWasm() {
|
||||
import("./wasm_exec.js");
|
||||
}
|
||||
|
||||
const runWasm = async (param) => {
|
||||
if (window.cachedWasmResponse === undefined) {
|
||||
const response = await fetch(wasmUrl);
|
||||
const buffer = await response.arrayBuffer();
|
||||
window.cachedWasmResponse = buffer;
|
||||
window.go = new Go();
|
||||
}
|
||||
const { instance } = await WebAssembly.instantiate(
|
||||
window.cachedWasmResponse,
|
||||
window.go.importObject
|
||||
);
|
||||
window.go.argv = param;
|
||||
await window.go.run(instance);
|
||||
return window.go.exitCode;
|
||||
};
|
||||
|
||||
async function loadFileAsync(data) {
|
||||
console.log(`Writing file to MemoryFS`);
|
||||
await fs.writeFile(`/input.pdf`, data);
|
||||
console.log(`Write done. Validating...`);
|
||||
let exitcode = await runWasm([
|
||||
"pdfcpu.wasm",
|
||||
"validate",
|
||||
"-c",
|
||||
"disable",
|
||||
`/input.pdf`,
|
||||
]);
|
||||
|
||||
console.log("Exit Code: " + exitcode);
|
||||
if (exitcode !== 0)
|
||||
throw new Error("There was an error validating your PDFs");
|
||||
|
||||
console.log(`File is Valid`);
|
||||
}
|
||||
import wasmUrl from '../../../public/wasm/pdfcpu/pdfcpu.wasm?url';
|
||||
|
||||
export async function oneToOne(wasmArray, snapshot) {
|
||||
await loadFileAsync(Buffer.from(snapshot));
|
||||
|
||||
console.log("Nuping File");
|
||||
let exitcode = await runWasm(wasmArray);
|
||||
|
||||
if (exitcode !== 0) {
|
||||
console.error("There was an error nuping your PDFs");
|
||||
return;
|
||||
if (!WebAssembly.instantiateStreaming) { // polyfill
|
||||
WebAssembly.instantiateStreaming = async (resp, importObject) => {
|
||||
const source = await (await resp).arrayBuffer();
|
||||
return await WebAssembly.instantiate(source, importObject);
|
||||
};
|
||||
}
|
||||
|
||||
await fs.unlink("input.pdf");
|
||||
const contents = fs.readFileSync("output.pdf");
|
||||
fs.unlink("output.pdf");
|
||||
console.log("Your File ist Ready!");
|
||||
return new Uint8Array(contents);
|
||||
const go = new Go();
|
||||
go.argv = wasmArray;
|
||||
|
||||
const webAssemblyInstantiatedSource = await WebAssembly.instantiateStreaming(fetch(wasmUrl), go.importObject);
|
||||
let inst = webAssemblyInstantiatedSource.instance
|
||||
|
||||
await globalThis.fs.promises.writeFile("/input.pdf", Buffer.from(snapshot));
|
||||
|
||||
await go.run(inst);
|
||||
inst = await WebAssembly.instantiate(webAssemblyInstantiatedSource.module, go.importObject); // reset instance
|
||||
|
||||
globalThis.fs.promises.unlink("/input.pdf");
|
||||
const result = await globalThis.fs.promises.readFile("/output.pdf");
|
||||
|
||||
globalThis.fs.promises.unlink("/output.pdf");
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
export async function manyToOne() {
|
||||
|
||||
@ -1,112 +1,32 @@
|
||||
import { WasmFs } from '@wasmer/wasmfs';
|
||||
import "./wasm_exec_memfs.js";
|
||||
import fs from "node:fs";
|
||||
|
||||
import path from "path";
|
||||
import { fileURLToPath } from 'url';
|
||||
|
||||
let nodeWasmLocation = "./dist/public/wasm/pdfcpu/"; // TODO: Replace with __dirname
|
||||
const __filename = fileURLToPath(import.meta.url);
|
||||
const __dirname = path.dirname(__filename);
|
||||
|
||||
let fs;
|
||||
const wasmfs = new WasmFs();
|
||||
|
||||
// TODO: This can later be defered to load asynchronously
|
||||
(async () => {
|
||||
configureFs();
|
||||
await loadWasm();
|
||||
})();
|
||||
|
||||
function configureFs() {
|
||||
// Can't use BrowserFS: https://github.com/jvilk/BrowserFS/issues/271
|
||||
fs = wasmfs.fs;
|
||||
global.fs = fs;
|
||||
|
||||
console.log("InMemoryFs configured");
|
||||
}
|
||||
|
||||
async function loadWasm() {
|
||||
// global.crypto = (await import("crypto")).webcrypto; // wasm dependecy
|
||||
await import("./wasm_exec.js");
|
||||
}
|
||||
|
||||
const runWasm = async (param) => {
|
||||
if (global.cachedWasmResponse === undefined) {
|
||||
const buffer = (await import("fs")).readFileSync(nodeWasmLocation + "/pdfcpu.wasm");
|
||||
global.cachedWasmResponse = buffer;
|
||||
global.go = new Go();
|
||||
}
|
||||
const { instance } = await WebAssembly.instantiate(
|
||||
global.cachedWasmResponse,
|
||||
global.go.importObject
|
||||
);
|
||||
global.go.argv = param;
|
||||
await global.go.run(instance);
|
||||
return global.go.exitCode;
|
||||
};
|
||||
|
||||
async function loadFileAsync(data) {
|
||||
console.log(`Writing file to Disk`);
|
||||
if(fs === undefined) {
|
||||
throw new Error("FS hasn't loaded, this should never happen.")
|
||||
}
|
||||
fs.writeFileSync(`input.pdf`, data);
|
||||
console.log(`Write done. Validating...`);
|
||||
let exitcode = await runWasm([
|
||||
"pdfcpu.wasm",
|
||||
"validate",
|
||||
"-c",
|
||||
"disable",
|
||||
`input.pdf`,
|
||||
]);
|
||||
if (exitcode !== 0)
|
||||
throw new Error("There was an error validating your PDFs");
|
||||
|
||||
// // Get logs of command
|
||||
// wasmfs.getStdOut().then(response => {
|
||||
// console.log(response);
|
||||
// });
|
||||
|
||||
console.log(`File is Valid`);
|
||||
}
|
||||
const nodeWasmLocation = path.join(__dirname, "../../../public/wasm/pdfcpu/", "pdfcpu.wasm");
|
||||
|
||||
export async function oneToOne(wasmArray, snapshot) {
|
||||
await loadFileAsync(Buffer.from(snapshot));
|
||||
const go = new Go();
|
||||
go.argv = wasmArray;
|
||||
|
||||
console.log("Nuping File");
|
||||
const wasmFile = fs.readFileSync(nodeWasmLocation);
|
||||
const webAssemblyInstantiatedSource = await WebAssembly.instantiate(wasmFile, go.importObject);
|
||||
|
||||
let exitcode = await runWasm(wasmArray);
|
||||
if (exitcode !== 0) {
|
||||
console.error("There was an error nuping your PDFs");
|
||||
return;
|
||||
}
|
||||
console.log("Nuping Done");
|
||||
await globalThis.fs.promises.writeFile("/input.pdf", Buffer.from(snapshot));
|
||||
|
||||
await go.run(webAssemblyInstantiatedSource.instance);
|
||||
|
||||
globalThis.fs.promises.unlink("/input.pdf");
|
||||
|
||||
const pdfcpu_result = await globalThis.fs.promises.readFile("/output.pdf");
|
||||
|
||||
globalThis.fs.promises.unlink("/output.pdf");
|
||||
|
||||
/* TODO:
|
||||
* Make this more elegant, this waits for the write to finish.
|
||||
* Maybe replace wasmfs with https://github.com/streamich/memfs
|
||||
*/
|
||||
await checkExistsWithTimeout("/output.pdf", 1000);
|
||||
console.log("Write started...");
|
||||
let fileSize;
|
||||
while (true) {
|
||||
fileSize = fs.statSync("/output.pdf").size;
|
||||
await new Promise((resolve, reject) => {
|
||||
setTimeout(() => {
|
||||
resolve();
|
||||
}, 50);
|
||||
});
|
||||
if(fileSize > 0 && fileSize == fs.statSync("/output.pdf").size) // Wait for file Size not changing anymore.
|
||||
break;
|
||||
}
|
||||
|
||||
console.log("Could be done?");
|
||||
|
||||
fs.unlinkSync("input.pdf");
|
||||
|
||||
const data = fs.readFileSync("/output.pdf");
|
||||
if(data.length == 0) {
|
||||
throw Error("File Size 0 that should not happen. The write probably didn't finish in time.");
|
||||
}
|
||||
fs.unlinkSync("output.pdf");
|
||||
console.log("Your File ist Ready!");
|
||||
return new Uint8Array(data);
|
||||
return new Uint8Array(pdfcpu_result);
|
||||
}
|
||||
|
||||
export async function manyToOne() {
|
||||
@ -119,30 +39,4 @@ export async function oneToMany() {
|
||||
|
||||
export async function manyToMany() {
|
||||
//TODO: Do this if necessary for some pdfcpu operations
|
||||
}
|
||||
|
||||
// THX: https://stackoverflow.com/questions/26165725/nodejs-check-file-exists-if-not-wait-till-it-exist
|
||||
function checkExistsWithTimeout(filePath, timeout) {
|
||||
return new Promise(function (resolve, reject) {
|
||||
|
||||
var timer = setTimeout(function () {
|
||||
watcher.close();
|
||||
reject(new Error('File did not exists and was not created during the timeout.'));
|
||||
}, timeout);
|
||||
|
||||
fs.access(filePath, fs.constants.R_OK, function (err) {
|
||||
if (!err) {
|
||||
clearTimeout(timer);
|
||||
watcher.close();
|
||||
resolve();
|
||||
}
|
||||
});
|
||||
|
||||
var dir = path.dirname(filePath);
|
||||
var watcher = fs.watch(dir, function (eventType, filename) {
|
||||
clearTimeout(timer);
|
||||
watcher.close();
|
||||
resolve();
|
||||
});
|
||||
});
|
||||
}
|
||||
@ -1,92 +1,27 @@
|
||||
// Copyright 2018 The Go Authors. All rights reserved.
|
||||
// Use of this source code is governed by a BSD-style
|
||||
// license that can be found in the LICENSE file.
|
||||
|
||||
"use strict";
|
||||
|
||||
(() => {
|
||||
// Map multiple JavaScript environments to a single common API,
|
||||
// preferring web standards over Node.js API.
|
||||
//
|
||||
// Environments considered:
|
||||
// - Browsers
|
||||
// - Node.js
|
||||
// - Electron
|
||||
// - Parcel
|
||||
// - Webpack
|
||||
|
||||
console.log("pdfcpu wasm_exec imported")
|
||||
if (typeof global !== "undefined") {
|
||||
// global already exists
|
||||
} else if (typeof window !== "undefined") {
|
||||
window.global = window;
|
||||
} else if (typeof self !== "undefined") {
|
||||
self.global = self;
|
||||
} else {
|
||||
throw new Error("cannot export Go (neither global, window nor self is defined)");
|
||||
}
|
||||
|
||||
let logFS = false
|
||||
var handler = {
|
||||
get: function (target, property) {
|
||||
if (property in target && target[property] instanceof Function) {
|
||||
return function () {
|
||||
if (logFS) {
|
||||
console.log(property, 'called', arguments);
|
||||
}
|
||||
// 将callback替换
|
||||
if (arguments[arguments.length - 1] instanceof Function) {
|
||||
var origCB = arguments[arguments.length - 1];
|
||||
var newCB = function () {
|
||||
if (logFS) {
|
||||
console.log('callback for', property, 'get called with args:', arguments);
|
||||
}
|
||||
return Reflect.apply(origCB, arguments.callee, arguments);
|
||||
}
|
||||
arguments[arguments.length - 1] = newCB;
|
||||
}
|
||||
return Reflect.apply(target[property], target, arguments);
|
||||
}
|
||||
} else {
|
||||
return target[property]
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (!global.require && typeof require !== "undefined") {
|
||||
global.require = require;
|
||||
}
|
||||
|
||||
|
||||
if (!global.fs && global.require) {
|
||||
|
||||
//const fs = require("fs");
|
||||
if (typeof fs === "object" && fs !== null && Object.keys(fs).length !== 0) {
|
||||
global.fs = fs;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
const enosys = () => {
|
||||
const err = new Error("not implemented");
|
||||
const err = new Error("enosys not implemented");
|
||||
console.error(err.stack);
|
||||
err.code = "ENOSYS";
|
||||
return err;
|
||||
};
|
||||
|
||||
if (!global.fs) {
|
||||
if (!globalThis.fs) {
|
||||
let outputBuf = "";
|
||||
global.fs = {
|
||||
constants: {
|
||||
O_WRONLY: -1,
|
||||
O_RDWR: -1,
|
||||
O_CREAT: -1,
|
||||
O_TRUNC: -1,
|
||||
O_APPEND: -1,
|
||||
O_EXCL: -1
|
||||
}, // unused
|
||||
globalThis.fs = {
|
||||
constants: { O_WRONLY: -1, O_RDWR: -1, O_CREAT: -1, O_TRUNC: -1, O_APPEND: -1, O_EXCL: -1 }, // unused
|
||||
writeSync(fd, buf) {
|
||||
outputBuf += decoder.decode(buf);
|
||||
const nl = outputBuf.lastIndexOf("\n");
|
||||
if (nl != -1) {
|
||||
console.log(outputBuf.substr(0, nl));
|
||||
outputBuf = outputBuf.substr(nl + 1);
|
||||
console.log(outputBuf.substring(0, nl));
|
||||
outputBuf = outputBuf.substring(nl + 1);
|
||||
}
|
||||
return buf.length;
|
||||
},
|
||||
@ -98,296 +33,71 @@
|
||||
const n = this.writeSync(fd, buf);
|
||||
callback(null, n);
|
||||
},
|
||||
chmod(path, mode, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
chown(path, uid, gid, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
close(fd, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
fchmod(fd, mode, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
fchown(fd, uid, gid, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
fstat(fd, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
fsync(fd, callback) {
|
||||
callback(null);
|
||||
},
|
||||
ftruncate(fd, length, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
lchown(path, uid, gid, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
link(path, link, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
lstat(path, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
mkdir(path, perm, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
open(path, flags, mode, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
read(fd, buffer, offset, length, position, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
readdir(path, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
readlink(path, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
rename(from, to, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
rmdir(path, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
stat(path, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
symlink(path, link, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
truncate(path, length, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
unlink(path, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
utimes(path, atime, mtime, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
chmod(path, mode, callback) { callback(enosys()); },
|
||||
chown(path, uid, gid, callback) { callback(enosys()); },
|
||||
close(fd, callback) { callback(enosys()); },
|
||||
fchmod(fd, mode, callback) { callback(enosys()); },
|
||||
fchown(fd, uid, gid, callback) { callback(enosys()); },
|
||||
fstat(fd, callback) { callback(enosys()); },
|
||||
fsync(fd, callback) { callback(null); },
|
||||
ftruncate(fd, length, callback) { callback(enosys()); },
|
||||
lchown(path, uid, gid, callback) { callback(enosys()); },
|
||||
link(path, link, callback) { callback(enosys()); },
|
||||
lstat(path, callback) { callback(enosys()); },
|
||||
mkdir(path, perm, callback) { callback(enosys()); },
|
||||
open(path, flags, mode, callback) { callback(enosys()); },
|
||||
read(fd, buffer, offset, length, position, callback) {callback(enosys()); },
|
||||
readdir(path, callback) { callback(enosys()); },
|
||||
readlink(path, callback) { callback(enosys()); },
|
||||
rename(from, to, callback) { callback(enosys()); },
|
||||
rmdir(path, callback) { callback(enosys()); },
|
||||
stat(path, callback) { callback(enosys()); },
|
||||
symlink(path, link, callback) { callback(enosys()); },
|
||||
truncate(path, length, callback) { callback(enosys()); },
|
||||
unlink(path, callback) { callback(enosys()); },
|
||||
utimes(path, atime, mtime, callback) { callback(enosys()); },
|
||||
};
|
||||
}
|
||||
|
||||
if (!global.process) {
|
||||
global.process = {
|
||||
getuid() {
|
||||
return -1;
|
||||
},
|
||||
getgid() {
|
||||
return -1;
|
||||
},
|
||||
geteuid() {
|
||||
return -1;
|
||||
},
|
||||
getegid() {
|
||||
return -1;
|
||||
},
|
||||
getgroups() {
|
||||
throw enosys();
|
||||
},
|
||||
if (!globalThis.process) {
|
||||
globalThis.process = {
|
||||
getuid() { return -1; },
|
||||
getgid() { return -1; },
|
||||
geteuid() { return -1; },
|
||||
getegid() { return -1; },
|
||||
getgroups() { throw enosys(); },
|
||||
pid: -1,
|
||||
ppid: -1,
|
||||
umask() {
|
||||
throw enosys();
|
||||
},
|
||||
cwd() {
|
||||
throw enosys();
|
||||
},
|
||||
chdir() {
|
||||
throw enosys();
|
||||
},
|
||||
umask() { throw enosys(); },
|
||||
cwd() { throw enosys(); },
|
||||
chdir() { throw enosys(); },
|
||||
}
|
||||
}
|
||||
|
||||
// if (!global.crypto && global.require) {
|
||||
// const nodeCrypto = require("crypto");
|
||||
// global.crypto = {
|
||||
// getRandomValues(b) {
|
||||
// nodeCrypto.randomFillSync(b);
|
||||
// },
|
||||
// };
|
||||
// }
|
||||
if (!global.crypto) {
|
||||
throw new Error("global.crypto is not available, polyfill required (getRandomValues only)");
|
||||
}
|
||||
if (!global.crypto.getRandomValues) {
|
||||
throw new Error("global.crypto.getRandomValues is not available, polyfill required (getRandomValues only)");
|
||||
if (!globalThis.crypto) {
|
||||
throw new Error("globalThis.crypto is not available, polyfill required (crypto.getRandomValues only)");
|
||||
}
|
||||
|
||||
if (!global.performance) {
|
||||
global.performance = {
|
||||
now() {
|
||||
const [sec, nsec] = process.hrtime();
|
||||
return sec * 1000 + nsec / 1000000;
|
||||
},
|
||||
};
|
||||
if (!globalThis.performance) {
|
||||
throw new Error("globalThis.performance is not available, polyfill required (performance.now only)");
|
||||
}
|
||||
|
||||
if (!global.TextEncoder && global.require) {
|
||||
global.TextEncoder = require("util").TextEncoder;
|
||||
}
|
||||
if (!global.TextEncoder) {
|
||||
throw new Error("global.TextEncoder is not available, polyfill required");
|
||||
if (!globalThis.TextEncoder) {
|
||||
throw new Error("globalThis.TextEncoder is not available, polyfill required");
|
||||
}
|
||||
|
||||
if (!global.TextDecoder && global.require) {
|
||||
global.TextDecoder = require("util").TextDecoder;
|
||||
if (!globalThis.TextDecoder) {
|
||||
throw new Error("globalThis.TextDecoder is not available, polyfill required");
|
||||
}
|
||||
if (!global.TextDecoder) {
|
||||
throw new Error("global.TextDecoder is not available, polyfill required");
|
||||
}
|
||||
|
||||
|
||||
const isNodeJS = global.process && global.process.title === "node";
|
||||
|
||||
if (!isNodeJS) {
|
||||
// console.log("ini browser fs")
|
||||
// var myfs = global.BrowserFS.BFSRequire('fs');
|
||||
// global.Buffer = global.BrowserFS.BFSRequire('buffer').Buffer;
|
||||
// global.fs = myfs;
|
||||
|
||||
global.fs.constants = {
|
||||
O_RDONLY: 0,
|
||||
O_WRONLY: 1,
|
||||
O_RDWR: 2,
|
||||
O_CREAT: 64,
|
||||
O_CREATE: 64,
|
||||
O_EXCL: 128,
|
||||
O_NOCTTY: 256,
|
||||
O_TRUNC: 512,
|
||||
O_APPEND: 1024,
|
||||
O_DIRECTORY: 65536,
|
||||
O_NOATIME: 262144,
|
||||
O_NOFOLLOW: 131072,
|
||||
O_SYNC: 1052672,
|
||||
O_DIRECT: 16384,
|
||||
O_NONBLOCK: 2048,
|
||||
};
|
||||
|
||||
let outputBuf = "";
|
||||
|
||||
global.fs.writeSyncOriginal = global.fs.writeSync
|
||||
global.fs.writeSync = function (fd, buf) {
|
||||
if (fd === 1 || fd === 2) {
|
||||
outputBuf += decoder.decode(buf);
|
||||
const nl = outputBuf.lastIndexOf("\n");
|
||||
if (nl != -1) {
|
||||
console.log(outputBuf.substr(0, nl));
|
||||
outputBuf = outputBuf.substr(nl + 1);
|
||||
}
|
||||
return buf.length;
|
||||
} else {
|
||||
return global.fs.writeSyncOriginal(...arguments);
|
||||
}
|
||||
};
|
||||
|
||||
global.fs.writeOriginal = global.fs.write
|
||||
global.fs.write = function (fd, buf, offset, length, position, callback) {
|
||||
// (corresponding to STDOUT/STDERR)
|
||||
if (fd === 1 || fd === 2) {
|
||||
if (offset !== 0 || length !== buf.length || position !== null) {
|
||||
throw new Error("not implemented");
|
||||
}
|
||||
const n = this.writeSync(fd, buf);
|
||||
callback(null, n, buf);
|
||||
} else {
|
||||
// buf: read buf first
|
||||
arguments[1] = global.Buffer.from(arguments[1]);
|
||||
return global.fs.writeOriginal(...arguments);
|
||||
}
|
||||
};
|
||||
|
||||
|
||||
|
||||
global.fs.openOriginal = global.fs.open
|
||||
global.fs.open = function (path, flags, mode, callback) {
|
||||
var myflags = 'r';
|
||||
var O = global.fs.constants;
|
||||
|
||||
// Convert numeric flags to string flags
|
||||
// FIXME: maybe wrong...
|
||||
console.log("open dir?", path, 'flag', flags, myflags)
|
||||
if (flags & O.O_WRONLY) { // 'w'
|
||||
myflags = 'w';
|
||||
if (flags & O.O_EXCL) {
|
||||
myflags = 'wx';
|
||||
}
|
||||
} else if (flags & O.O_RDWR) { // 'r+' or 'w+'
|
||||
if (flags & O.O_CREAT && flags & O.O_TRUNC) { // w+
|
||||
if (flags & O.O_EXCL) {
|
||||
myflags = 'wx+';
|
||||
} else {
|
||||
myflags = 'w+';
|
||||
}
|
||||
} else { // r+
|
||||
myflags = 'r+';
|
||||
}
|
||||
} else if (flags & O.O_APPEND) { // 'a'
|
||||
console.log("append error")
|
||||
throw new Error("Not implmented");
|
||||
} else {
|
||||
// 打开文件
|
||||
myflags = 'r+';
|
||||
console.log("open dir?", path, 'flag', flags, myflags)
|
||||
}
|
||||
|
||||
|
||||
return global.fs.openOriginal(path, myflags, mode, callback);
|
||||
};
|
||||
|
||||
global.fs.fstatOriginal = global.fs.fstat;
|
||||
global.fs.fstat = function (fd, callback) {
|
||||
return global.fs.fstatOriginal(fd, function () {
|
||||
var retStat = arguments[1];
|
||||
delete retStat['fileData'];
|
||||
retStat.atimeMs = retStat.atime.getTime();
|
||||
retStat.mtimeMs = retStat.mtime.getTime();
|
||||
retStat.ctimeMs = retStat.ctime.getTime();
|
||||
retStat.birthtimeMs = retStat.birthtime.getTime();
|
||||
return callback(arguments[0], retStat);
|
||||
|
||||
});
|
||||
};
|
||||
|
||||
|
||||
|
||||
global.fs.closeOriginal = global.fs.close;
|
||||
global.fs.close = function (fd, callback) {
|
||||
return global.fs.closeOriginal(fd, function () {
|
||||
if (typeof arguments[0] === 'undefined') arguments[0] = null;
|
||||
return callback(...arguments);
|
||||
});
|
||||
}
|
||||
|
||||
// global.fs.renameOriginal = global.fs.rename
|
||||
// global.fs.rename = function (from, to, callback) {
|
||||
// console.log("rename a0", arguments[0])
|
||||
// global.fs.renameOriginal(from, to);
|
||||
// callback(arguments[0])
|
||||
// }
|
||||
|
||||
// global.fs.renameSyncOriginal = global.fs.renameSync
|
||||
// global.fs.renameSync = function(fd, options) {
|
||||
// console.log("Sync")
|
||||
// }
|
||||
|
||||
|
||||
global.fs = new Proxy(global.fs, handler);
|
||||
}
|
||||
|
||||
// End of polyfills for common API.
|
||||
|
||||
const encoder = new TextEncoder("utf-8");
|
||||
const decoder = new TextDecoder("utf-8");
|
||||
|
||||
global.Go = class {
|
||||
globalThis.Go = class {
|
||||
constructor() {
|
||||
this.argv = ["js"];
|
||||
this.env = {};
|
||||
this.exit = (code) => {
|
||||
this.exitCode = code;
|
||||
if (code !== 0) {
|
||||
console.warn("exit code:", code);
|
||||
}
|
||||
@ -404,6 +114,10 @@
|
||||
this.mem.setUint32(addr + 4, Math.floor(v / 4294967296), true);
|
||||
}
|
||||
|
||||
const setInt32 = (addr, v) => {
|
||||
this.mem.setUint32(addr + 0, v, true);
|
||||
}
|
||||
|
||||
const getInt64 = (addr) => {
|
||||
const low = this.mem.getUint32(addr + 0, true);
|
||||
const high = this.mem.getInt32(addr + 4, true);
|
||||
@ -497,7 +211,10 @@
|
||||
|
||||
const timeOrigin = Date.now() - performance.now();
|
||||
this.importObject = {
|
||||
go: {
|
||||
_gotest: {
|
||||
add: (a, b) => a + b,
|
||||
},
|
||||
gojs: {
|
||||
// Go's SP does not change as long as no Go code is running. Some operations (e.g. calls, getters and setters)
|
||||
// may synchronously trigger a Go event handler. This makes Go code get executed in the middle of the imported
|
||||
// function. A goroutine can switch to a new stack if the current stack is too small (see morestack function).
|
||||
@ -537,8 +254,8 @@
|
||||
setInt64(sp + 8, (timeOrigin + performance.now()) * 1000000);
|
||||
},
|
||||
|
||||
// func walltime1() (sec int64, nsec int32)
|
||||
"runtime.walltime1": (sp) => {
|
||||
// func walltime() (sec int64, nsec int32)
|
||||
"runtime.walltime": (sp) => {
|
||||
sp >>>= 0;
|
||||
const msec = (new Date).getTime();
|
||||
setInt64(sp + 8, msec / 1000);
|
||||
@ -560,7 +277,7 @@
|
||||
this._resume();
|
||||
}
|
||||
},
|
||||
getInt64(sp + 8) + 1, // setTimeout has been seen to fire up to 1 millisecond early
|
||||
getInt64(sp + 8),
|
||||
));
|
||||
this.mem.setInt32(sp + 16, id, true);
|
||||
},
|
||||
@ -642,6 +359,7 @@
|
||||
storeValue(sp + 56, result);
|
||||
this.mem.setUint8(sp + 64, 1);
|
||||
} catch (err) {
|
||||
sp = this._inst.exports.getsp() >>> 0; // see comment above
|
||||
storeValue(sp + 56, err);
|
||||
this.mem.setUint8(sp + 64, 0);
|
||||
}
|
||||
@ -658,6 +376,7 @@
|
||||
storeValue(sp + 40, result);
|
||||
this.mem.setUint8(sp + 48, 1);
|
||||
} catch (err) {
|
||||
sp = this._inst.exports.getsp() >>> 0; // see comment above
|
||||
storeValue(sp + 40, err);
|
||||
this.mem.setUint8(sp + 48, 0);
|
||||
}
|
||||
@ -674,6 +393,7 @@
|
||||
storeValue(sp + 40, result);
|
||||
this.mem.setUint8(sp + 48, 1);
|
||||
} catch (err) {
|
||||
sp = this._inst.exports.getsp() >>> 0; // see comment above
|
||||
storeValue(sp + 40, err);
|
||||
this.mem.setUint8(sp + 48, 0);
|
||||
}
|
||||
@ -755,7 +475,7 @@
|
||||
null,
|
||||
true,
|
||||
false,
|
||||
global,
|
||||
globalThis,
|
||||
this,
|
||||
];
|
||||
this._goRefCounts = new Array(this._values.length).fill(Infinity); // number of references that Go has to a JS value, indexed by reference id
|
||||
@ -764,10 +484,10 @@
|
||||
[null, 2],
|
||||
[true, 3],
|
||||
[false, 4],
|
||||
[global, 5],
|
||||
[globalThis, 5],
|
||||
[this, 6],
|
||||
]);
|
||||
this._idPool = []; // unused ids that have been garbage collected
|
||||
this._idPool = []; // unused ids that have been garbage collected
|
||||
this.exited = false; // whether the Go program has exited
|
||||
|
||||
// Pass command line arguments and environment variables to WebAssembly by writing them to the linear memory.
|
||||
@ -805,6 +525,13 @@
|
||||
offset += 8;
|
||||
});
|
||||
|
||||
// The linker guarantees global data starts from at least wasmMinDataAddr.
|
||||
// Keep in sync with cmd/link/internal/ld/data.go:wasmMinDataAddr.
|
||||
const wasmMinDataAddr = 4096 + 8192;
|
||||
if (offset >= wasmMinDataAddr) {
|
||||
throw new Error("total length of command line and environment variables exceeds limit");
|
||||
}
|
||||
|
||||
this._inst.exports.run(argc, argv);
|
||||
if (this.exited) {
|
||||
this._resolveExitPromise();
|
||||
@ -814,7 +541,7 @@
|
||||
|
||||
_resume() {
|
||||
if (this.exited) {
|
||||
throw new Error("Go program has already exited");
|
||||
console.warn("Go program has already exited");
|
||||
}
|
||||
this._inst.exports.resume();
|
||||
if (this.exited) {
|
||||
@ -825,51 +552,11 @@
|
||||
_makeFuncWrapper(id) {
|
||||
const go = this;
|
||||
return function () {
|
||||
const event = {
|
||||
id: id,
|
||||
this: this,
|
||||
args: arguments
|
||||
};
|
||||
const event = { id: id, this: this, args: arguments };
|
||||
go._pendingEvent = event;
|
||||
go._resume();
|
||||
return event.result;
|
||||
};
|
||||
}
|
||||
}
|
||||
|
||||
if (
|
||||
typeof module !== "undefined" &&
|
||||
global.require &&
|
||||
global.require.main === module &&
|
||||
global.process &&
|
||||
global.process.versions &&
|
||||
!global.process.versions.electron
|
||||
) {
|
||||
if (process.argv.length < 3) {
|
||||
console.error("usage: go_js_wasm_exec [wasm binary] [arguments]");
|
||||
process.exit(1);
|
||||
}
|
||||
|
||||
const go = new Go();
|
||||
go.argv = process.argv.slice(2);
|
||||
go.env = Object.assign({
|
||||
TMPDIR: require("os").tmpdir()
|
||||
}, process.env);
|
||||
go.exit = process.exit;
|
||||
WebAssembly.instantiate(fs.readFileSync(process.argv[2]), go.importObject).then((result) => {
|
||||
process.on("exit", (code) => { // Node.js exits if no event handler is pending
|
||||
if (code === 0 && !go.exited) {
|
||||
// deadlock, make Go print error and stack traces
|
||||
go._pendingEvent = {
|
||||
id: 0
|
||||
};
|
||||
go._resume();
|
||||
}
|
||||
});
|
||||
return go.run(result.instance);
|
||||
}).catch((err) => {
|
||||
console.error(err);
|
||||
process.exit(1);
|
||||
});
|
||||
}
|
||||
})();
|
||||
})();
|
||||
|
||||
37
shared-operations/src/wasm/pdfcpu/wasm_exec_memfs.js
Normal file
37
shared-operations/src/wasm/pdfcpu/wasm_exec_memfs.js
Normal file
@ -0,0 +1,37 @@
|
||||
import memfs from 'memfs';
|
||||
|
||||
globalThis.fs = memfs.fs;
|
||||
|
||||
import "./wasm_exec.js";
|
||||
|
||||
const encoder = new TextEncoder("utf-8");
|
||||
const decoder = new TextDecoder("utf-8");
|
||||
let outputBuf = "";
|
||||
|
||||
globalThis.fs.writeSyncOriginal = globalThis.fs.writeSync;
|
||||
globalThis.fs.writeSync = function(fd, buf) {
|
||||
if (fd === 1 || fd === 2) {
|
||||
outputBuf += decoder.decode(buf);
|
||||
const nl = outputBuf.lastIndexOf("\n");
|
||||
if (nl != -1) {
|
||||
console.log(outputBuf.substr(0, nl));
|
||||
outputBuf = outputBuf.substr(nl + 1);
|
||||
}
|
||||
return buf.length;
|
||||
} else {
|
||||
return globalThis.fs.writeSyncOriginal(...arguments);
|
||||
}
|
||||
};
|
||||
|
||||
globalThis.fs.writeOriginal = globalThis.fs.write;
|
||||
globalThis.fs.write = function(fd, buf, offset, length, position, callback) {
|
||||
if (fd === 1 || fd === 2) {
|
||||
if (offset !== 0 || length !== buf.length || position !== null) {
|
||||
throw new Error("fs func not implemented");
|
||||
}
|
||||
const n = this.writeSync(fd, buf);
|
||||
callback(null, n, buf);
|
||||
} else {
|
||||
return globalThis.fs.writeOriginal(...arguments);
|
||||
}
|
||||
};
|
||||
Loading…
x
Reference in New Issue
Block a user