init the awkward code

static/js/api/0.js

@@ -0,0 +1,147 @@
+class Win32 {
+
+    constructor() {
+        if(window != null){
+            this.setup();
+        }
+    }
+
+    setup() {
+        let url = new URL(window.location.href);
+        this.program_id = url.searchParams.get('program_id');
+        this.parent_origin = url.searchParams.get('parent_origin');
+    }
+
+    send(data){
+        if(this.program_id == null || this.parent_origin == null){
+            this.setup();
+        }
+        window.parent.postMessage(data, this.parent_origin);
+    }
+    /**
+     * Check for whether or not your webapp is running on win32.run
+     * @returns {Bool}
+     */
+    is_it() {
+        if(this.program_id == null || this.parent_origin == null){
+            this.setup();
+        }
+        return this.parent_origin != null;
+    }
+
+    /**
+     * @description Let the user pick files through win32.run Files Picker dialog.
+     * @param {string} desc Description of the file type you want.
+     * e.g. Image Files
+     * @param {[string]} exts Acceptable file extensions, case-insensitive. Each extension starts with the dot character.
+     * ```
+     * e.g. ['.jpg','.jpeg','.png','.avif']
+     * ```
+     * Specify an empty array [] to accept any extension
+     * @param {boolean} multiple Whether to accept multiple or single file. Default to true.
+     * @returns {Promise<[Object]>} an array of win32 files. See {@link https://docs.win32.run/3rd-party-apps/pick-files#returns Docs}
+     */
+    async pick_files(desc = '', exts = [], multiple = true) {
+        console.log(this.parent_origin)
+        this.send({
+            desc,
+            exts,
+            multiple,
+            program_id: this.program_id,
+            type: 'pick_files'
+        });
+
+        let promise = new Promise(resolve => {
+            window.onmessage = ({ data }) => {
+                if (data == null || typeof data !== 'object') return;
+                let { type, files } = data;
+                if (type == 'files_picked' && Array.isArray(files)) {
+                    resolve(files)
+                }
+            }
+        })
+        return promise;
+    }
+    /**
+     * Save content to a file without File Saving Dialog. Need to have a win32 file id first, which could obtain when you first save the file using or win32.pick_files win32.save_file_as
+     * @param {File} file File object. See {@link https://developer.mozilla.org/en-US/docs/Web/API/File Mozilla Docs}
+     * @param {String} id file id on win32.run
+     * @returns {Promise<Void>}
+     */
+    async save_file(file, id) {
+        this.send({
+            file,
+            fs_id: id,
+            program_id: this.program_id,
+            type: 'save_file'
+        })
+
+        let promise = new Promise(resolve => {
+            window.onmessage = ({ data }) => {
+                if (data == null || typeof data !== 'object') return;
+                let { type, success } = data;
+                if (type == 'file_saved') {
+                    resolve()
+                }
+            }
+        })
+        return promise;
+    }
+
+    /**
+     * Save a file to win32.run through File Saving Dialog
+     * @param {File} file File object. See {@link https://developer.mozilla.org/en-US/docs/Web/API/File Mozilla Docs}
+     * @param {[Object]} types list of saving formats. E.g.
+     * ```
+     * types = [
+     *  {desc: 'Photos', mime: 'image/png', ext: '.png'},
+     *  {desc: 'Bitmap', mime: 'image/bmp', ext: '.bmp'},
+     * ]
+     * ```
+     * See {@link https://docs.win32.run Docs} for more details.
+     * @returns {Promise<String>} id of the saved file, which later can be used to retrieve said file info with this.get_file(id)
+     */
+    async save_file_as(file, types) {
+        this.send({
+            file,
+            types,
+            program_id: this.program_id,
+            type: 'save_file_as',
+        })
+
+        let promise = new Promise(resolve => {
+            window.onmessage = ({ data }) => {
+                if (data == null || typeof data !== 'object') return;
+                let { type, fs_id } = data;
+                if (type == 'file_saved_as') {
+                    resolve(fs_id)
+                }
+            }
+        })
+        return promise;
+    }
+
+    /**
+     * @description Get a file on win32.run by its id.
+     * @param {String} id id of the file
+     * @returns {Promise<Object>} a win32 file object. See {@link https://docs.win32.run/3rd-party-apps/pick-files#returns Docs}
+     */
+    async get_file(id) {
+        this.send({
+            fs_id: id,
+            program_id: this.program_id,
+            type: 'get_file'
+        });
+
+        let promise = new Promise(resolve => {
+            window.onmessage = ({ data }) => {
+                if (data == null || typeof data !== 'object') return;
+                let { type, file } = data;
+                if (type == 'file') {
+                    resolve(file)
+                }
+            }
+        })
+        return promise;
+    }
+}

static/js/libarchive.js/.eslintrc.js

@@ -0,0 +1,18 @@
+module.exports = {
+    "env": {
+        "browser": true,
+        "es6": true,
+        "node": true
+    },
+    "extends": "eslint:recommended",
+    "globals": {
+        "Atomics": "readonly",
+        "SharedArrayBuffer": "readonly"
+    },
+    "parserOptions": {
+        "ecmaVersion": 2018,
+        "sourceType": "module"
+    },
+    "rules": {
+    }
+};

static/js/libarchive.js/.gitignore

@@ -0,0 +1 @@
+node_modules

static/js/libarchive.js/.travis.yml

@@ -0,0 +1,3 @@
+language: node_js
+node_js:
+  - "node"

static/js/libarchive.js/jest.config.js

@@ -0,0 +1,180 @@
+// For a detailed explanation regarding each configuration property, visit:
+// https://jestjs.io/docs/en/configuration.html
+
+module.exports = {
+  // All imported modules in your tests should be mocked automatically
+  // automock: false,
+
+  // Stop running tests after the first failure
+  // bail: false,
+
+  // Respect "browser" field in package.json when resolving modules
+  // browser: false,
+
+  // The directory where Jest should store its cached dependency information
+  // cacheDirectory: "C:\\Users\\Nika\\AppData\\Local\\Temp\\jest",
+
+  // Automatically clear mock calls and instances between every test
+  // clearMocks: false,
+
+  // Indicates whether the coverage information should be collected while executing the test
+  // collectCoverage: false,
+
+  // An array of glob patterns indicating a set of files for which coverage information should be collected
+  // collectCoverageFrom: null,
+
+  // The directory where Jest should output its coverage files
+  // coverageDirectory: null,
+
+  // An array of regexp pattern strings used to skip coverage collection
+  // coveragePathIgnorePatterns: [
+  //   "\\\\node_modules\\\\"
+  // ],
+
+  // A list of reporter names that Jest uses when writing coverage reports
+  // coverageReporters: [
+  //   "json",
+  //   "text",
+  //   "lcov",
+  //   "clover"
+  // ],
+
+  // An object that configures minimum threshold enforcement for coverage results
+  // coverageThreshold: null,
+
+  // Make calling deprecated APIs throw helpful error messages
+  // errorOnDeprecated: false,
+
+  // Force coverage collection from ignored files usin a array of glob patterns
+  // forceCoverageMatch: [],
+
+  // A path to a module which exports an async function that is triggered once before all test suites
+  // globalSetup: null,
+
+  // A path to a module which exports an async function that is triggered once after all test suites
+  // globalTeardown: null,
+
+  // A set of global variables that need to be available in all test environments
+  // globals: {},
+
+  // An array of directory names to be searched recursively up from the requiring module's location
+  // moduleDirectories: [
+  //   "node_modules"
+  // ],
+
+  // An array of file extensions your modules use
+  // moduleFileExtensions: [
+  //   "js",
+  //   "json",
+  //   "jsx",
+  //   "node"
+  // ],
+
+  // A map from regular expressions to module names that allow to stub out resources with a single module
+  // moduleNameMapper: {},
+
+  // An array of regexp pattern strings, matched against all module paths before considered 'visible' to the module loader
+  // modulePathIgnorePatterns: [],
+
+  // Activates notifications for test results
+  // notify: false,
+
+  // An enum that specifies notification mode. Requires { notify: true }
+  // notifyMode: "always",
+
+  // A preset that is used as a base for Jest's configuration
+  // preset: null,
+
+  // Run tests from one or more projects
+  // projects: null,
+
+  // Use this configuration option to add custom reporters to Jest
+  // reporters: undefined,
+
+  // Automatically reset mock state between every test
+  // resetMocks: false,
+
+  // Reset the module registry before running each individual test
+  // resetModules: false,
+
+  // A path to a custom resolver
+  // resolver: null,
+
+  // Automatically restore mock state between every test
+  // restoreMocks: false,
+
+  // The root directory that Jest should scan for tests and modules within
+  // rootDir: null,
+
+  // A list of paths to directories that Jest should use to search for files in
+  // roots: [
+  //   "<rootDir>"
+  // ],
+
+  // Allows you to use a custom runner instead of Jest's default test runner
+  // runner: "jest-runner",
+
+  // The paths to modules that run some code to configure or set up the testing environment before each test
+  // setupFiles: [],
+
+  // The path to a module that runs some code to configure or set up the testing framework before each test
+  // setupTestFrameworkScriptFile: null,
+
+  // A list of paths to snapshot serializer modules Jest should use for snapshot testing
+  // snapshotSerializers: [],
+
+  // The test environment that will be used for testing
+  testEnvironment: "node",
+
+  // Options that will be passed to the testEnvironment
+  // testEnvironmentOptions: {},
+
+  // Adds a location field to test results
+  // testLocationInResults: false,
+
+  // The glob patterns Jest uses to detect test files
+  testMatch: [
+     //"**/test/**/*.js?(x)",
+     "**/test/**/?(*.)+(spec|test).js?(x)"
+  ],
+
+  // An array of regexp pattern strings that are matched against all test paths, matched tests are skipped
+  // testPathIgnorePatterns: [
+  //   "\\\\node_modules\\\\"
+  // ],
+
+  // The regexp pattern Jest uses to detect test files
+  // testRegex: "",
+
+  // This option allows the use of a custom results processor
+  // testResultsProcessor: null,
+
+  // This option allows use of a custom test runner
+  // testRunner: "jasmine2",
+
+  // This option sets the URL for the jsdom environment. It is reflected in properties such as location.href
+  // testURL: "http://localhost",
+
+  // Setting this value to "fake" allows the use of fake timers for functions such as "setTimeout"
+  // timers: "real",
+
+  // A map from regular expressions to paths to transformers
+  // transform: null,
+
+  // An array of regexp pattern strings that are matched against all source file paths, matched files will skip transformation
+  // transformIgnorePatterns: [
+  //   "\\\\node_modules\\\\"
+  // ],
+
+  // An array of regexp pattern strings that are matched against all modules before the module loader will automatically return a mock for them
+  // unmockedModulePathPatterns: undefined,
+
+  // Indicates whether each individual test should be reported during the run
+  // verbose: null,
+
+  // An array of regexp patterns that are matched against all source file paths before re-running tests in watch mode
+  // watchPathIgnorePatterns: [],
+
+  // Whether to use watchman for file crawling
+  // watchman: true,
+};

static/js/libarchive.js/lib/tools/build.sh

@@ -0,0 +1,11 @@
+emcc ../wrapper/main.c -I /usr/local/include/ -o ../build/main.o #-g4
+
+emcc ../build/main.o /usr/local/lib/libarchive.a /usr/local/lib/liblzma.a /usr/local/lib/libssl.a /usr/local/lib/libcrypto.a \
+    -o ../build/libarchive.js \
+    -s USE_ZLIB=1 -s USE_BZIP2=1 -s MODULARIZE=1 -s EXPORT_ES6=1 -s EXPORT_NAME=libarchive -s WASM=1 -O3 -s ALLOW_MEMORY_GROWTH=1 \
+    -s EXTRA_EXPORTED_RUNTIME_METHODS='["cwrap","allocate","intArrayFromString"]' -s EXPORTED_FUNCTIONS=@$PWD/lib.exports -s ERROR_ON_UNDEFINED_SYMBOLS=0
+
+cp ../build/libarchive.js ../../src/webworker/wasm-gen/
+cp ../build/libarchive.wasm ../../src/webworker/wasm-gen/
+
+echo Done

static/js/libarchive.js/lib/tools/docker/Dockerfile

@@ -0,0 +1,51 @@
+FROM trzeci/emscripten
+
+WORKDIR /opt
+
+ADD https://github.com/libarchive/libarchive/releases/download/v3.4.0/libarchive-3.4.0.zip /opt
+ADD https://github.com/madler/zlib/archive/v1.2.11.zip /opt
+ADD https://netix.dl.sourceforge.net/project/lzmautils/xz-5.2.4.tar.gz /opt
+ADD https://netix.dl.sourceforge.net/project/bzip2/bzip2-1.0.6.tar.gz /opt
+ADD https://www.openssl.org/source/openssl-1.0.2s.tar.gz /opt
+
+RUN unzip /opt/libarchive-3.4.0.zip && rm /opt/libarchive-3.4.0.zip && \
+    unzip /opt/v1.2.11.zip && rm /opt/v1.2.11.zip && \
+    tar xf /opt/xz-5.2.4.tar.gz && rm /opt/xz-5.2.4.tar.gz && \
+    tar xf /opt/bzip2-1.0.6.tar.gz && rm /opt/bzip2-1.0.6.tar.gz && \
+    tar xf /opt/openssl-1.0.2s.tar.gz && rm /opt/openssl-1.0.2s.tar.gz
+
+RUN apt-get update && \
+    apt-get install -y locate vim file
+
+ENV CPPFLAGS "-I/usr/local/include/ -I/opt/zlib-1.2.11 -I/opt/bzip2-1.0.6 -I/opt/openssl-1.0.2s/include -I/opt/openssl-1.0.2s/test"
+ENV LDLIBS "-lz -lssl -lcrypto"
+ENV LDFLAGS "-L/usr/local/lib"
+
+# compile openSSL to LLVM
+WORKDIR /opt/openssl-1.0.2s
+RUN cd /opt/openssl-1.0.2s && emmake bash -c "./Configure -no-asm -no-apps no-ssl2 no-ssl3 no-hw no-deprecated shared no-dso linux-generic32" && \
+    sed -i 's/CC= $(CROSS_COMPILE)\/emsdk_portable\/sdk\/emcc/CC= $(CROSS_COMPILE)cc/' Makefile && \
+    emmake make && \
+    cd /usr/local/lib && \
+    ln -s /opt/openssl-1.0.2s/libssl.a && \
+    ln -s /opt/openssl-1.0.2s/libcrypto.a
+
+# compile LZMA to LLVM
+WORKDIR /opt/xz-5.2.4
+RUN cd /opt/xz-5.2.4 && emconfigure ./configure --disable-assembler --enable-threads=no --enable-static=yes 2>&1 | tee conf.out && \
+    emmake make 2>&1 | tee make.out && emmake make install
+
+# compile libarchive to LLVM
+WORKDIR /opt/libarchive-3.4.0
+RUN cd /opt/libarchive-3.4.0 && emconfigure ./configure --enable-static --disable-shared --enable-bsdtar=static --enable-bsdcat=static \
+    --enable-bsdcpio=static --enable-posix-regex-lib=libc \
+    --disable-xattr --disable-acl --without-nettle --without-lzo2 \
+    --without-cng  --without-lz4 \
+    --without-xml2 --without-expat 2>&1 | tee conf.out && \
+    emmake make 2>&1 | tee make.out && emmake make install
+
+#--without-openssl
+#--without-bz2lib --without-iconv --without-libiconv-prefix --without-lzma 
+
+WORKDIR /var/local/lib/tools
+CMD ["bash","/var/local/lib/tools/build.sh"]

static/js/libarchive.js/lib/tools/lib.exports

@@ -0,0 +1,18 @@
+[
+    "_get_version", 
+    "_archive_open", 
+    "_get_next_entry", 
+    "_get_filedata", 
+    "_archive_close", 
+    "_archive_entry_filetype", 
+    "_archive_entry_pathname", 
+    "_archive_entry_pathname_utf8", 
+    "_archive_entry_size", 
+    "_archive_read_data_skip", 
+    "_archive_error_string", 
+    "_archive_entry_is_encrypted", 
+    "_archive_read_has_encrypted_entries",
+    "_archive_read_add_passphrase",
+    "_free", 
+    "_malloc"
+]

static/js/libarchive.js/lib/tools/wasm_gen.sh

@@ -0,0 +1,2 @@
+if [ ! -f "./package.json" ]; then echo "you should run this from project root"; exit 1; fi
+docker run -it -v `pwd`:/var/local libarchive-llvm

static/js/libarchive.js/lib/wrapper/main.c

@@ -0,0 +1,128 @@
+#define LIBARCHIVE_STATIC
+//#include "emscripten.h"
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <archive.h>
+#include <archive_entry.h>
+#define EMSCRIPTEN_KEEPALIVE 
+
+EMSCRIPTEN_KEEPALIVE
+const char * get_version(){
+  return archive_version_string();
+}
+
+EMSCRIPTEN_KEEPALIVE
+void* archive_open( const void *buf, size_t size, const char * passphrase ){
+  struct archive *a;
+  int r;
+
+  a = archive_read_new();
+  archive_read_support_filter_all(a);
+  archive_read_support_format_all(a);
+
+  if( passphrase ){
+    archive_read_add_passphrase(a, passphrase);
+  }
+  
+  r = archive_read_open_memory(a, buf, size);
+  if (r != ARCHIVE_OK){
+    fprintf(stderr, "Memory read error %d\n",r);
+    fprintf(stderr, "%s\n",archive_error_string(a));
+  }
+  return a;
+}
+
+EMSCRIPTEN_KEEPALIVE
+const void* get_next_entry(void *archive){
+  struct archive_entry *entry;
+  if( archive_read_next_header(archive,&entry) == ARCHIVE_OK ){
+    return entry;
+  }else{
+    return NULL;
+  }
+}
+
+EMSCRIPTEN_KEEPALIVE
+void* get_filedata(void *archive,size_t buffsize){
+  void *buff = malloc( buffsize );
+  int read_size = archive_read_data(archive,buff,buffsize);
+  if( read_size < 0 ){
+    fprintf(stderr, "Error occured while reading file");
+    return (void*) read_size;
+  }else{
+    return buff;
+  }
+}
+
+EMSCRIPTEN_KEEPALIVE
+void archive_close( void *archive ){
+  int r = archive_read_free(archive);
+  if (r != ARCHIVE_OK){
+    fprintf(stderr, "Error read free %d\n",r);
+    fprintf(stderr, "%s\n",archive_error_string(archive));
+  }
+}
+/*
+#define MAXBUFLEN 1000000
+
+EMSCRIPTEN_KEEPALIVE
+int main(){
+  char source[MAXBUFLEN + 1];
+  FILE *fp = fopen("addon.zip", "r");
+  if (fp != NULL) {
+    size_t newLen = fread(source, sizeof(char), MAXBUFLEN, fp);
+    if ( ferror( fp ) != 0 ) {
+      printf("Error reading file");
+    } else {
+      source[newLen++] = '\0';       
+      void* arch = archive_open(source,newLen);
+      printf("arch: %d",arch);
+      void* entry = get_next_entry(arch);
+      size_t fsize = archive_entry_size(entry);
+      void* file = get_filedata(arch,fsize);
+      printf("file: %d",file);
+    }
+    fclose(fp);
+  }
+}*/
+
+/*
+EMSCRIPTEN_KEEPALIVE
+char* list_files( const void * buf, size_t size ){
+
+  printf("list_files start\n");
+  struct archive *a;
+  struct archive_entry *entry;
+  int r;
+  char* fname = NULL;
+  const char* tmp;
+  printf("variables initialized\n");
+  a = archive_read_new();
+  archive_read_support_filter_all(a);
+  archive_read_support_format_all(a);
+  printf("libarchive initialized\n");
+  r = archive_read_open_memory(a, buf, size);
+  if (r != ARCHIVE_OK){
+    printf("Memory read error %d\n",r);
+    printf("%s\n",archive_error_string(a));
+    exit(1);
+  }
+  printf("start read\n");
+  while (archive_read_next_header(a, &entry) == ARCHIVE_OK) {
+    tmp = archive_entry_pathname(entry);
+    free(fname);
+    fname = malloc(strlen(tmp));
+    strcpy(fname,tmp);
+    archive_read_data_skip(a);
+  }
+  printf("finish read\n");
+  r = archive_read_free(a);
+  if (r != ARCHIVE_OK){
+    printf("Error read free %d\n",r);
+    printf("%s\n",archive_error_string(a));
+    exit(1);
+  }
+  return fname;
+}
+*/

static/js/libarchive.js/main.js

@@ -0,0 +1,2 @@
+
+export { Archive } from './src/libarchive.js';

static/js/libarchive.js/rollup.config.js

@@ -0,0 +1,19 @@
+import copy from 'rollup-plugin-copy-assets';
+import { terser } from "rollup-plugin-terser";
+
+export default {
+    input: 'src/webworker/worker.js',
+    output: [
+        {
+            file: 'dist/worker-bundle.js',
+            format: 'iife'
+        }
+    ],
+    plugins: [
+        copy({
+            assets: [
+                './src/webworker/wasm-gen'
+            ],
+        }),
+    ].concat( process.env.BUILD === 'production' ? [terser()] : [] ),
+};

static/js/libarchive.js/src/compressed-file.js

@@ -0,0 +1,35 @@
+
+/**
+ * Represents compressed file before extraction
+ */
+export class CompressedFile{
+
+    constructor(name,size,path,archiveRef){
+        this._name = name;
+        this._size = size;
+        this._path = path;
+        this._archiveRef = archiveRef;
+    }
+
+    /**
+     * file name
+     */
+    get name(){
+        return this._name;
+    }
+    /**
+     * file size
+     */
+    get size(){
+        return this._size;
+    }
+
+    /**
+     * Extract file from archive
+     * @returns {Promise<File>} extracted file
+     */
+    extract(){
+        return this._archiveRef.extractSingleFile(this._path);
+    }
+
+}

static/js/libarchive.js/src/libarchive.js

@@ -0,0 +1,225 @@
+import { CompressedFile } from "./compressed-file.js";
+
+
+export class Archive{
+
+    /**
+     * Initialize libarchivejs
+     * @param {Object} options 
+     */
+    static init(options = {}){
+        Archive._options = {
+            workerUrl: '../dist/worker-bundle.js',
+            ...options
+        };
+        return Archive._options;
+    }
+
+    /**
+     * Creates new archive instance from browser native File object
+     * @param {File} file
+     * @param {object} options
+     * @returns {Archive}
+     */
+    static open(file, options = null){
+        options =   options || 
+                    Archive._options || 
+                    Archive.init() && console.warn('Automatically initializing using options: ', Archive._options);
+        const arch = new Archive(file,options);
+        return arch.open();
+    }
+
+    /**
+     * Create new archive
+     * @param {File} file 
+     * @param {Object} options 
+     */
+    constructor(file,options){
+        this._worker = new Worker(options.workerUrl);
+        this._worker.addEventListener('message', this._workerMsg.bind(this));
+        this._callbacks = [];
+        this._content = {};
+        this._processed = 0;
+        this._file = file;
+    }
+
+    /**
+     * Prepares file for reading
+     * @returns {Promise<Archive>} archive instance
+     */
+    async open(){
+        await this._postMessage({type: 'HELLO'},(resolve,reject,msg) => {
+            if( msg.type === 'READY' ){
+                resolve();
+            }
+        });
+        return await this._postMessage({type: 'OPEN', file: this._file}, (resolve,reject,msg) => {
+            if(msg.type === 'OPENED'){
+                resolve(this);
+            }
+        });
+    }
+
+    /**
+     * detect if archive has encrypted data
+     * @returns {boolean|null} null if could not be determined
+     */
+    hasEncryptedData(){
+        return this._postMessage({type: 'CHECK_ENCRYPTION'}, 
+            (resolve,reject,msg) => {
+                if( msg.type === 'ENCRYPTION_STATUS' ){
+                    resolve(msg.status);
+                }
+            }
+        );
+    }
+
+    /**
+     * set password to be used when reading archive
+     */
+    usePassword(archivePassword){
+        return this._postMessage({type: 'SET_PASSPHRASE', passphrase: archivePassword},
+            (resolve,reject,msg) => {
+                if( msg.type === 'PASSPHRASE_STATUS' ){
+                    resolve(msg.status);
+                }
+            }
+        );
+    }
+
+    /**
+     * Returns object containing directory structure and file information 
+     * @returns {Promise<object>}
+     */
+    getFilesObject(){
+        if( this._processed > 0 ){
+            return Promise.resolve().then( () => this._content );
+        }
+        return this._postMessage({type: 'LIST_FILES'}, (resolve,reject,msg) => {
+            if( msg.type === 'ENTRY' ){
+                const entry = msg.entry;
+                const [ target, prop ] = this._getProp(this._content,entry.path);
+                if( entry.type === 'FILE' ){
+                    target[prop] = new CompressedFile(entry.fileName,entry.size,entry.path,this);                    
+                }
+                return true;
+            }else if( msg.type === 'END' ){
+                this._processed = 1;
+                resolve(this._cloneContent(this._content));
+            }
+        });
+    }
+
+    getFilesArray(){
+        return this.getFilesObject().then( (obj) => {
+            return this._objectToArray(obj);
+        });
+    }
+
+    extractSingleFile(target){
+        return this._postMessage({type: 'EXTRACT_SINGLE_FILE', target: target}, 
+            (resolve,reject,msg) => {
+                if( msg.type === 'FILE' ){
+                    const file = new File([msg.entry.fileData], msg.entry.fileName, {
+                        type: 'application/octet-stream'
+                    });
+                    resolve(file);
+                }
+            }
+        );
+    }
+
+    /**
+     * Returns object containing directory structure and extracted File objects 
+     * @param {Function} extractCallback
+     * 
+     */
+    extractFiles(extractCallback){
+        if( this._processed > 1 ){
+            return Promise.resolve().then( () => this._content );
+        }
+        return this._postMessage({type: 'EXTRACT_FILES'}, (resolve,reject,msg) => {
+            if( msg.type === 'ENTRY' ){
+                const [ target, prop ] = this._getProp(this._content,msg.entry.path);
+                if( msg.entry.type === 'FILE' ){
+                    target[prop] = new File([msg.entry.fileData], msg.entry.fileName, {
+                        type: 'application/octet-stream'
+                    });
+                    if (extractCallback !== undefined) {
+                        setTimeout(extractCallback.bind(null,{
+                            file: target[prop],
+                            path: msg.entry.path,
+                        }));
+                    }
+                }
+                return true;
+            }else if( msg.type === 'END' ){
+                this._processed = 2;
+                this._worker.terminate();
+                resolve(this._cloneContent(this._content));
+            }
+        });
+    }
+
+    _cloneContent(obj){
+        if( obj instanceof File || obj instanceof CompressedFile || obj === null ) return obj;
+        const o = {};
+        for( const prop of Object.keys(obj) ){
+            o[prop] = this._cloneContent(obj[prop]);
+        }
+        return o;
+    }
+
+    _objectToArray(obj,path = ''){
+        const files = [];
+        for( const key of Object.keys(obj) ){
+            if( obj[key] instanceof File || obj[key] instanceof CompressedFile || obj[key] === null ){
+                files.push({
+                    file: obj[key] || key,
+                    path: path
+                });
+            }else{
+                files.push( ...this._objectToArray(obj[key],`${path}${key}/`) );
+            }
+        }
+        return files;
+    }
+
+    _getProp(obj,path){
+        const parts = path.split('/');
+        if( parts[parts.length -1] === '' ) parts.pop();
+        let cur = obj, prev = null;
+        for( const part of parts ){
+            cur[part] = cur[part] || {};
+            prev = cur;
+            cur = cur[part];
+        }
+        return [ prev, parts[parts.length-1] ];
+    }
+
+    _postMessage(msg,callback){
+        this._worker.postMessage(msg);
+        return new Promise((resolve,reject) => {
+            this._callbacks.push( this._msgHandler.bind(this,callback,resolve,reject) );
+        });
+    }
+
+    _msgHandler(callback,resolve,reject,msg){
+        if( msg.type === 'BUSY' ){
+            reject('worker is busy');
+        }else if( msg.type === 'ERROR' ){
+            reject(msg.error);
+        }else{
+            return callback(resolve,reject,msg);
+        }
+    }
+
+    _workerMsg({data: msg}){
+        const callback = this._callbacks[this._callbacks.length -1];
+        const next = callback(msg);
+        if( !next ){
+            this._callbacks.pop();
+        }
+    }
+
+}

static/js/libarchive.js/src/webworker/archive-reader.js

@@ -0,0 +1,136 @@
+
+const TYPE_MAP = {
+    32768: 'FILE',
+    16384: 'DIR',
+    40960: 'SYMBOLIC_LINK',
+    49152: 'SOCKET',
+    8192:  'CHARACTER_DEVICE',
+    24576: 'BLOCK_DEVICE',
+    4096:  'NAMED_PIPE',
+};
+
+export class ArchiveReader{
+    /**
+     * archive reader
+     * @param {WasmModule} wasmModule emscripten module 
+     */
+    constructor(wasmModule){
+        this._wasmModule = wasmModule;
+        this._runCode = wasmModule.runCode;
+        this._file = null;
+        this._passphrase = null;
+    }
+
+    /**
+     * open archive, needs to closed manually
+     * @param {File} file 
+     */
+    open(file){
+        if( this._file !== null ){
+            console.warn('Closing previous file');
+            this.close();
+        }
+        const { promise, resolve, reject } = this._promiseHandles();
+        this._file = file;
+        const reader = new FileReader();
+        reader.onload = () => this._loadFile(reader.result,resolve,reject);
+        reader.readAsArrayBuffer(file);
+        return promise;
+    }
+
+    /**
+     * close archive
+     */
+    close(){
+        this._runCode.closeArchive(this._archive);
+        this._wasmModule._free(this._filePtr);
+        this._file = null;
+        this._filePtr = null;
+        this._archive = null;
+    }
+
+    /**
+     * detect if archive has encrypted data
+     * @returns {boolean|null} null if could not be determined
+     */
+    hasEncryptedData(){
+        this._archive = this._runCode.openArchive( this._filePtr, this._fileLength, this._passphrase );
+        this._runCode.getNextEntry(this._archive);
+        const status = this._runCode.hasEncryptedEntries(this._archive);
+        if( status === 0 ){
+            return false;
+        } else if( status > 0 ){
+            return true;
+        } else {
+            return null;
+        }
+    }
+
+    /**
+     * set passphrase to be used with archive
+     * @param {*} passphrase 
+     */
+    setPassphrase(passphrase){
+        this._passphrase = passphrase;
+    }
+
+    /**
+     * get archive entries
+     * @param {boolean} skipExtraction
+     * @param {string} except don't skip this entry
+     */
+    *entries(skipExtraction = false, except = null){
+        this._archive = this._runCode.openArchive( this._filePtr, this._fileLength, this._passphrase );
+        let entry;
+        while( true ){
+            entry = this._runCode.getNextEntry(this._archive);
+            if( entry === 0 ) break;
+
+            const entryData = {
+                size: this._runCode.getEntrySize(entry),
+                path: this._runCode.getEntryName(entry),
+                type: TYPE_MAP[this._runCode.getEntryType(entry)],
+                ref: entry,
+            };
+
+            if( entryData.type === 'FILE' ){
+                let fileName = entryData.path.split('/');
+                entryData.fileName = fileName[fileName.length - 1];
+            }
+
+            if( skipExtraction && except !== entryData.path ){
+                this._runCode.skipEntry(this._archive);
+            }else{
+                const ptr = this._runCode.getFileData(this._archive,entryData.size);
+                if( ptr < 0 ){
+                    throw new Error(this._runCode.getError(this._archive));
+                }
+                entryData.fileData = this._wasmModule.HEAP8.slice(ptr,ptr+entryData.size);
+                this._wasmModule._free(ptr);
+            }
+            yield entryData;
+        }
+    }
+
+    _loadFile(fileBuffer,resolve,reject){
+        try{
+            const array = new Uint8Array(fileBuffer);
+            this._fileLength = array.length;
+            this._filePtr = this._runCode.malloc(this._fileLength);
+            this._wasmModule.HEAP8.set(array, this._filePtr);
+            resolve();
+        }catch(error){
+            reject(error);
+        }
+    }
+
+    _promiseHandles(){
+        let resolve = null,reject = null;
+        const promise = new Promise((_resolve,_reject) => {
+            resolve = _resolve;
+            reject = _reject;
+        });
+        return { promise, resolve, reject };
+    }
+    
+}

static/js/libarchive.js/src/webworker/wasm-module.js

@@ -0,0 +1,97 @@
+/* eslint-disable no-undef */
+import libarchive from './wasm-gen/libarchive.js';
+
+export class WasmModule{
+    constructor(){
+        this.preRun = [];
+        this.postRun = [];
+        this.totalDependencies = 0;
+    }
+
+    print(...text){
+        console.log(text);
+    }
+
+    printErr(...text){
+        console.error(text);
+    }
+
+    initFunctions(){
+        this.runCode = {
+            // const char * get_version()
+            getVersion: this.cwrap('get_version', 'string', []),
+            // void * archive_open( const void * buffer, size_t buffer_size)
+            // retuns archive pointer
+            openArchive: this.cwrap('archive_open', 'number', ['number','number','string']),
+            // void * get_entry(void * archive)
+            // return archive entry pointer
+            getNextEntry: this.cwrap('get_next_entry', 'number', ['number']),
+            // void * get_filedata( void * archive, size_t bufferSize )
+            getFileData: this.cwrap('get_filedata', 'number', ['number','number']),
+            // int archive_read_data_skip(struct archive *_a)
+            skipEntry: this.cwrap('archive_read_data_skip', 'number', ['number']),
+            // void archive_close( void * archive )
+            closeArchive: this.cwrap('archive_close', null, ['number'] ),
+            // la_int64_t archive_entry_size( struct archive_entry * )
+            getEntrySize: this.cwrap('archive_entry_size', 'number', ['number']),
+            // const char * archive_entry_pathname( struct archive_entry * )
+            getEntryName: this.cwrap('archive_entry_pathname', 'string', ['number']),
+            // __LA_MODE_T archive_entry_filetype( struct archive_entry * )
+            /*
+            #define AE_IFMT		((__LA_MODE_T)0170000)
+            #define AE_IFREG	((__LA_MODE_T)0100000) // Regular file
+            #define AE_IFLNK	((__LA_MODE_T)0120000) // Sybolic link
+            #define AE_IFSOCK	((__LA_MODE_T)0140000) // Socket
+            #define AE_IFCHR	((__LA_MODE_T)0020000) // Character device
+            #define AE_IFBLK	((__LA_MODE_T)0060000) // Block device
+            #define AE_IFDIR	((__LA_MODE_T)0040000) // Directory
+            #define AE_IFIFO	((__LA_MODE_T)0010000) // Named pipe
+            */
+            getEntryType: this.cwrap('archive_entry_filetype', 'number', ['number']),
+            // const char * archive_error_string(struct archive *); 
+            getError: this.cwrap('archive_error_string', 'string', ['number']),
+    
+            /*
+            * Returns 1 if the archive contains at least one encrypted entry.
+            * If the archive format not support encryption at all
+            * ARCHIVE_READ_FORMAT_ENCRYPTION_UNSUPPORTED is returned.
+            * If for any other reason (e.g. not enough data read so far)
+            * we cannot say whether there are encrypted entries, then
+            * ARCHIVE_READ_FORMAT_ENCRYPTION_DONT_KNOW is returned.
+            * In general, this function will return values below zero when the
+            * reader is uncertain or totally incapable of encryption support.
+            * When this function returns 0 you can be sure that the reader
+            * supports encryption detection but no encrypted entries have
+            * been found yet.
+            *
+            * NOTE: If the metadata/header of an archive is also encrypted, you
+            * cannot rely on the number of encrypted entries. That is why this
+            * function does not return the number of encrypted entries but#
+            * just shows that there are some.
+            */
+            // __LA_DECL int	archive_read_has_encrypted_entries(struct archive *);
+            entryIsEncrypted: this.cwrap('archive_entry_is_encrypted', 'number', ['number']),
+            hasEncryptedEntries: this.cwrap('archive_read_has_encrypted_entries', 'number', ['number']),
+            // __LA_DECL int archive_read_add_passphrase(struct archive *, const char *);
+            addPassphrase: this.cwrap('archive_read_add_passphrase', 'number', ['number','string']),
+          //this.stringToUTF(str), //
+            string: (str) => this.allocate(this.intArrayFromString(str), 'i8', 0),
+            malloc: this.cwrap('malloc', 'number', ['number']),
+            free: this.cwrap('free', null, ['number']),
+        };
+        //console.log(this.runCode.getVersion());
+    }
+
+    monitorRunDependencies(){}
+
+    locateFile(path /* ,prefix */ ){
+        return `wasm-gen/${path}`;
+    }
+}
+
+export function getWasmModule(cb){
+    libarchive( new WasmModule() ).then( (module) => {
+        module.initFunctions();
+        cb(module);
+    });
+}

static/js/libarchive.js/src/webworker/worker.js

@@ -0,0 +1,69 @@
+import {ArchiveReader} from './archive-reader';
+import {getWasmModule} from './wasm-module'; 
+
+let reader = null;
+let busy = false;
+
+getWasmModule( (wasmModule) => {
+    reader = new ArchiveReader(wasmModule);
+    busy = false;
+    self.postMessage({type: 'READY'});
+});
+
+self.onmessage = async ({data: msg}) => {
+
+    if( busy ){
+        self.postMessage({ type: 'BUSY' });
+        return;
+    }
+
+    let skipExtraction = false;
+    busy = true;
+    try{
+        switch(msg.type){
+            case 'HELLO': // module will respond READY when it's ready
+                break;
+            case 'OPEN':
+                await reader.open(msg.file);
+                self.postMessage({ type: 'OPENED' });
+                break;
+            case 'LIST_FILES':
+                skipExtraction = true;
+            // eslint-disable-next-line no-fallthrough
+            case 'EXTRACT_FILES':
+                for( const entry of reader.entries(skipExtraction) ){
+                    self.postMessage({ type: 'ENTRY', entry });
+                }
+                self.postMessage({ type: 'END' });
+                break;
+            case 'EXTRACT_SINGLE_FILE':
+                for( const entry of reader.entries(true,msg.target) ){
+                    if( entry.fileData ){
+                        self.postMessage({ type: 'FILE', entry });
+                    }
+                }
+                break;
+            case 'CHECK_ENCRYPTION':
+                self.postMessage({ type: 'ENCRYPTION_STATUS', status: reader.hasEncryptedData() });
+                break;
+            case 'SET_PASSPHRASE':
+                reader.setPassphrase( msg.passphrase );
+                self.postMessage({ type: 'PASSPHRASE_STATUS', status: true });
+                break;
+            default:
+                throw new Error('Invalid Command');
+        }
+    }catch(err){
+        self.postMessage({ 
+            type: 'ERROR', 
+            error: {
+                message: err.message,
+                name: err.name,
+                stack: err.stack
+            } 
+        });
+    }finally{
+        // eslint-disable-next-line require-atomic-updates
+        busy = false;
+    }
+};

static/js/libarchive.js/test/archive_content/test/.gitignore

@@ -0,0 +1,2 @@
+.vscode
+.idea

static/js/libarchive.js/test/archive_content/test/README.md

@@ -0,0 +1 @@
+# Adjaranet plugin for Kodi

static/js/libarchive.js/test/archive_content/test/addon/addon.py

@@ -0,0 +1,120 @@
+import simplejson as json
+from httplib2 import Http
+import re
+import urllib2
+import sys
+import urllib
+import urlparse
+import xbmc
+import xbmcgui
+import xbmcplugin
+
+API_BASE = 'http://net.adjara.com/'
+STATIC_FILES = 'http://staticnet.adjara.com/'
+CATEGORY_MAP = {
+    'new_release': 'Search/SearchResults?ajax=1&display=15&startYear=1900&endYear=2018&offset=0&orderBy=date&order%5Border%5D=data&order%5Bdata%5D=premiere&order%5Bmeta%5D=desc',
+    'top_movies': 'Search/SearchResults?ajax=1&display=15&startYear=1900&endYear=2018&offset=15&orderBy=date&order%5Border%5D=data&order%5Bdata%5D=views&order%5Bmeta%5D=views-week'
+}
+
+base_url = sys.argv[0]
+addon_handle = int(sys.argv[1])
+args = urlparse.parse_qs(sys.argv[2][1:])
+find_var_regex = re.compile(r"""movieUrlEmpty\s*=\s*[\'\"](.+)[\'\"]""")
+
+xbmcplugin.setContent(addon_handle, 'movies')
+
+def get_icon(movie_id):
+    movie_id = str(movie_id)
+    return STATIC_FILES + 'moviecontent/%s/covers/157x236-%s.jpg' % (movie_id,movie_id)
+def get_cover(movie_id):
+    movie_id = str(movie_id)
+    return STATIC_FILES + 'moviecontent/%s/covers/1920x1080-%s.jpg' % (movie_id,movie_id)
+
+def build_url(query):
+    return base_url + '?' + urllib.urlencode(query)
+
+def add_category(label,category,iconImage = 'DefaultFolder.png', url = None):
+    if url is None:
+        url = build_url({'mode': 'category', 'category': category})
+    li = xbmcgui.ListItem(label, iconImage=iconImage)
+    xbmcplugin.addDirectoryItem(handle=addon_handle, url=url,
+                                listitem=li, isFolder=True)
+
+def main_screen():
+    add_category('Search',None,'DefaultAddonsSearch.png',build_url({'mode': 'search'}))
+    add_category('New Releases','new_release')
+    add_category('Top Movies','top_movies')
+    xbmcplugin.endOfDirectory(addon_handle)
+
+def load_category(category):
+    cat_url = API_BASE + CATEGORY_MAP[category]
+    try:
+        (rsp_headers, json_data) = Http().request(cat_url)
+        data  = json.loads(json_data)
+        for item in data['data']:
+            url = build_url({'mode': 'movie', 'id': item['id']})
+            li = xbmcgui.ListItem(item['title_en'], iconImage=item['poster'])
+            li.setProperty('IsPlayable', 'true')
+            xbmcplugin.addDirectoryItem(handle=addon_handle, url=url, listitem=li, isFolder=False)
+
+    except Exception, e:
+        xbmc.log('adjaranet: got http error fetching %s \n %s' % (cat_url, str(e)), xbmc.LOGWARNING)
+    finally:
+        xbmcplugin.endOfDirectory(addon_handle)
+
+def search():
+    kb = xbmc.Keyboard('', 'Search for movie')
+    kb.doModal()
+    if (kb.isConfirmed()):
+        search_term = kb.getText()
+    else:
+        return
+
+    search_url = API_BASE + 'Home/quick_search?ajax=1&search=' + search_term
+    try:
+        (rsp_headers, json_data) = Http().request(search_url)
+        data  = json.loads(json_data)
+        for item in data['movies']['data']:
+            url = build_url({'mode': 'movie', 'id': item['id']})
+            li = xbmcgui.ListItem(item['title_en'])
+            li.setArt({
+                'icon': get_icon(item['id']),
+                'landscape': get_cover(item['id'])
+            })
+            li.setProperty('IsPlayable', 'true')
+            xbmcplugin.addDirectoryItem(handle=addon_handle, url=url, listitem=li, isFolder=False)
+    except Exception, e:
+        xbmc.log('adjaranet: got http error fetching %s \n %s' % (search_url, str(e)), xbmc.LOGWARNING)
+    finally:
+        xbmcplugin.endOfDirectory(addon_handle)
+
+
+def load_movie(movie_id):
+    script_url = API_BASE + 'Movie/main?id='+ movie_id +'&js=1'
+    try:
+        (rsp_headers, html_data) = Http().request(script_url)
+        match = re.search(find_var_regex,html_data)
+        if not match:
+            xbmc.log('can not find url at %s' % (script_url), xbmc.LOGWARNING)
+            raise Exception('url not found')
+        
+        url = match.group(1).replace('{lang}','English').replace('{quality}','1500')
+        xbmc.log(url, xbmc.LOGWARNING)
+        
+        play_item = xbmcgui.ListItem(path=url)
+        xbmcplugin.setResolvedUrl(addon_handle, True, listitem=play_item)
+    except Exception, e:
+        xbmc.log('adjaranet: got http error fetching %s \n %s' % (script_url, str(e)), xbmc.LOGWARNING)
+
+mode = args.get('mode', None)
+
+if mode is None:
+    main_screen()
+elif mode[0] == 'category':
+    category = args.get('category','new_release')
+    load_category(category[0])
+elif mode[0] == 'search':
+    search()
+elif mode[0] == 'movie':
+    movie_id = args.get('id', None)
+    load_movie(movie_id[0])

static/js/libarchive.js/test/archive_content/test/addon/addon.xml

@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<addon id="plugin.addon.adjaranet.client" name="adjaranet client" version="0.0.1" provider-name="You">
+  <requires>
+    <import addon="xbmc.python" version="2.1.0"/>
+    <import addon="script.module.simplejson" />
+    <import addon="script.module.httplib2" />
+  </requires>
+  <extension point="xbmc.python.pluginsource" library="addon.py">
+    <provides>video</provides>
+  </extension>
+  <extension point="xbmc.addon.metadata">
+    <summary lang="en_GB">Adjaranet.com client</summary>
+    <description lang="en_GB">enable adjaranet inside kodi</description>
+    <disclaimer lang="en_GB"></disclaimer>
+    <language></language>
+    <platform>all</platform>
+    <license></license>
+    <forum></forum>
+    <website></website>
+    <email></email>
+    <source></source>
+    <news></news>
+    <assets>
+        <icon></icon>
+        <fanart></fanart>
+        <banner></banner>
+        <clearlogo></clearlogo>
+        <screenshot></screenshot>
+    </assets>
+  </extension>
+</addon>

static/js/libarchive.js/test/checksum.js

@@ -0,0 +1,9 @@
+
+module.exports.checksum = {
+    '.gitignore':'d1e8d4fa856e17b2ad54a216aae527a880873df76cc30a85d6ba6b32d2ee23cc',
+    'addon':{
+        'addon.py':'e0ab20fe5fd7ab5c2b38511d81d93b9cb6246e300d0893face50e8a5b9485b90',
+        'addon.xml':'d26a8bdf02e7ab2eaeadf2ab603a1d11b2a5bfe57a6ac672d1a1c4940958eba8'
+    },
+    'README.md':'b4555fd8dd6e81599625c1232e58d5e09fc36f3f6614bf792a6978b30cfe65bb'
+};

static/js/libarchive.js/test/files/encryption.html

@@ -0,0 +1,80 @@
+<!DOCTYPE html>
+<html>
+    <head>
+        <title>test webworker</title>
+    </head>
+    <body>
+        <input type="file" id="file" />
+        <script type="module" >
+
+            function hex(buffer) {
+                const hexCodes = [];
+                const view = new DataView(buffer);
+                for (let i = 0; i < view.byteLength; i += 4) {
+                    const value = view.getUint32(i)
+                    const stringValue = value.toString(16)
+                    const padding = '00000000'
+                    const paddedValue = (padding + stringValue).slice(-padding.length)
+                    hexCodes.push(paddedValue);
+                }
+                return hexCodes.join("");
+            }
+
+            function getChecksum(file){
+                return new Promise((resolve,reject) => {
+                    try{
+                        const reader = new FileReader();
+                        reader.onload = function() {
+                            crypto.subtle.digest("SHA-256", reader.result).then(function (hash) {
+                                resolve(hex(hash));
+                            });
+                        }
+                        reader.readAsArrayBuffer(file);
+                    }catch(err){
+                        reject(err);
+                    }
+                });
+            }
+
+            function finish(){
+                const d = document.createElement('div');
+                d.setAttribute('id','done');
+                d.textContent = 'Done.';
+                document.body.appendChild(d);
+            }
+
+            async function fileChecksums(obj){
+                for( const [key,val] of Object.entries(obj) ){
+                    obj[key] = val instanceof File ? 
+                        await getChecksum(val) : await fileChecksums(val);
+                }
+                return obj;
+            }
+
+            import {Archive} from '../../src/libarchive.js';
+
+            Archive.init({
+                workerUrl: '../../dist/worker-bundle.js'
+            });
+
+            window.Archive = Archive;
+
+            document.getElementById('file').addEventListener('change', async (e) => {
+                let obj = null, encEntries = false;
+                try{
+                    const file = e.currentTarget.files[0];
+                    const archive = await Archive.open(file);
+                    encEntries = await archive.hasEncryptedData();
+                    await archive.usePassword("nika");
+                    obj = await archive.extractFiles();
+                    obj = await fileChecksums(obj);
+                }catch(err){
+                    console.error(err);
+                }finally{
+                    window.obj = {files: obj, encrypted: encEntries};
+                    finish();
+                }
+            });
+        </script>
+    </body>
+</html>

static/js/libarchive.js/test/files/index.html

@@ -0,0 +1,82 @@
+<!DOCTYPE html>
+<html>
+    <head>
+        <title>test webworker</title>
+    </head>
+    <body>
+        <input type="file" id="file" />
+        <script type="module" >
+
+            function hex(buffer) {
+                const hexCodes = [];
+                const view = new DataView(buffer);
+                for (let i = 0; i < view.byteLength; i += 4) {
+                    const value = view.getUint32(i)
+                    const stringValue = value.toString(16)
+                    const padding = '00000000'
+                    const paddedValue = (padding + stringValue).slice(-padding.length)
+                    hexCodes.push(paddedValue);
+                }
+                return hexCodes.join("");
+            }
+
+            function getChecksum(file){
+                return new Promise((resolve,reject) => {
+                    try{
+                        const reader = new FileReader();
+                        reader.onload = function() {
+                            crypto.subtle.digest("SHA-256", reader.result).then(function (hash) {
+                                resolve(hex(hash));
+                            });
+                        }
+                        reader.readAsArrayBuffer(file);
+                    }catch(err){
+                        reject(err);
+                    }
+                });
+            }
+
+            function finish(){
+                const d = document.createElement('div');
+                d.setAttribute('id','done');
+                d.textContent = 'Done.';
+                document.body.appendChild(d);
+            }
+
+            async function fileChecksums(obj){
+                for( const [key,val] of Object.entries(obj) ){
+                    obj[key] = val instanceof File ? 
+                        await getChecksum(val) : await fileChecksums(val);
+                }
+                return obj;
+            }
+
+            import {Archive} from '../../src/libarchive.js';
+
+            Archive.init({
+                workerUrl: '../../dist/worker-bundle.js'
+            });
+
+            window.Archive = Archive;
+
+            document.getElementById('file').addEventListener('change', async (e) => {
+                let obj = null;
+                try{
+                    const file = e.currentTarget.files[0];
+                    const archive = await Archive.open(file);
+                    //console.log( await archive.getFilesObject() );
+                    //console.log( await archive.getFilesArray() );
+                    obj = await archive.extractFiles();
+                    //console.log( await archive.getFilesObject() );
+                    //console.log( await archive.getFilesArray() );
+                    obj = await fileChecksums(obj);
+                }catch(err){
+                    console.error(err);
+                }finally{
+                    window.obj = obj;
+                    finish();
+                }
+            });
+        </script>
+    </body>
+</html>

static/js/libarchive.js/test/files/test-single.html

@@ -0,0 +1,78 @@
+<!DOCTYPE html>
+<html>
+    <head>
+        <title>test webworker</title>
+    </head>
+    <body>
+        <input type="file" id="file" />
+        <script type="module" >
+
+            function hex(buffer) {
+                const hexCodes = [];
+                const view = new DataView(buffer);
+                for (let i = 0; i < view.byteLength; i += 4) {
+                    const value = view.getUint32(i)
+                    const stringValue = value.toString(16)
+                    const padding = '00000000'
+                    const paddedValue = (padding + stringValue).slice(-padding.length)
+                    hexCodes.push(paddedValue);
+                }
+                return hexCodes.join("");
+            }
+
+            function getChecksum(file){
+                return new Promise((resolve,reject) => {
+                    try{
+                        const reader = new FileReader();
+                        reader.onload = function() {
+                            crypto.subtle.digest("SHA-256", reader.result).then(function (hash) {
+                                resolve(hex(hash));
+                            });
+                        }
+                        reader.readAsArrayBuffer(file);
+                    }catch(err){
+                        reject(err);
+                    }
+                });
+            }
+
+            function finish(){
+                const d = document.createElement('div');
+                d.setAttribute('id','done');
+                d.textContent = 'Done.';
+                document.body.appendChild(d);
+            }
+
+            async function fileChecksums(obj){
+                for( const [key,val] of Object.entries(obj) ){
+                    obj[key] = val instanceof File ? 
+                        await getChecksum(val) : await fileChecksums(val);
+                }
+                return obj;
+            }
+
+            import {Archive} from '../../src/libarchive.js';
+
+            Archive.init({
+                workerUrl: '../../dist/worker-bundle.js'
+            });
+
+            window.Archive = Archive;
+
+            document.getElementById('file').addEventListener('change', async (e) => {
+                let objAfter,objBefore,fileObj;
+                try{
+                    const file = e.currentTarget.files[0];
+                    const archive = await Archive.open(file);
+                    const files =  await archive.getFilesArray();
+                    fileObj = await files[0].file.extract();
+                }catch(err){
+                    console.error(err);
+                }finally{
+                    window.obj = await getChecksum(fileObj);
+                    finish();
+                }
+            });
+        </script>
+    </body>
+</html>

static/js/libarchive.js/test/formats/7z.test.js

@@ -0,0 +1,36 @@
+/* eslint-disable no-undef */
+const {checksum} = require('../checksum');
+const {navigate,inputFile,response,setup,cleanup} = require('../testutils');
+
+let browser,page;
+
+beforeAll(async () => {
+    let tmp = await setup();
+    browser = tmp.browser;
+    page = tmp.page;
+});
+
+describe("Extract 7Z files with various compressions", () => {
+    test("Extract 7Z with LZMA", async () => {
+        await navigate(page);
+        await inputFile('archives/7z/lzma.7z',page);
+        const files = await response(page);
+        expect(files).toEqual(checksum);
+    }, 16000);
+    test("Extract 7Z with LZMA2", async () => {
+        await navigate(page);
+        await inputFile('archives/7z/lzma2.7z',page);
+        const files = await response(page);
+        expect(files).toEqual(checksum);
+    }, 16000);
+    test("Extract 7Z with BZIP2", async () => {
+        await navigate(page);
+        await inputFile('archives/7z/bzip2.7z',page);
+        const files = await response(page);
+        expect(files).toEqual(checksum);
+    }, 16000);
+});
+
+afterAll(() => {
+    cleanup(browser);
+});

static/js/libarchive.js/test/formats/rar.test.js

@@ -0,0 +1,30 @@
+/* eslint-disable no-undef */
+const {checksum} = require('../checksum');
+const {navigate,inputFile,response,setup,cleanup} = require('../testutils');
+
+let browser,page;
+
+beforeAll(async () => {
+    let tmp = await setup();
+    browser = tmp.browser;
+    page = tmp.page;
+});
+
+describe("Extract RAR files", () => {
+    test("Extract RAR v4", async () => {
+        await navigate(page);
+        await inputFile('archives/rar/test-v4.rar',page);
+        const files = await response(page);
+        expect(files).toEqual(checksum);
+    }, 16000);
+    test("Extract RAR v5", async () => {
+        await navigate(page);
+        await inputFile('archives/rar/test-v5.rar',page);
+        const files = await response(page);
+        expect(files).toEqual(checksum);
+    }, 16000);
+});
+
+afterAll(() => {
+    cleanup(browser);
+});

static/js/libarchive.js/test/formats/tar.test.js

@@ -0,0 +1,42 @@
+/* eslint-disable no-undef */
+const {checksum} = require('../checksum');
+const {navigate,inputFile,response,setup,cleanup} = require('../testutils');
+
+let browser,page;
+
+beforeAll(async () => {
+    let tmp = await setup();
+    browser = tmp.browser;
+    page = tmp.page;
+});
+
+describe("Extract TAR files with various compressions", () => {
+    test("Extract TAR without compression", async () => {
+        await navigate(page);
+        await inputFile('archives/tar/test.tar',page);
+        const files = await response(page);
+        expect(files).toEqual(checksum);
+    }, 16000);
+    test("Extract TAR BZIP2", async () => {
+        await navigate(page);
+        await inputFile('archives/tar/test.tar.bz2',page);
+        const files = await response(page);
+        expect(files).toEqual(checksum);
+    }, 16000);
+    test("Extract TAR GZIP", async () => {
+        await navigate(page);
+        await inputFile('archives/tar/test.tar.gz',page);
+        const files = await response(page);
+        expect(files).toEqual(checksum);
+    }, 16000);
+    test("Extract TAR LZMA2", async () => {
+        await navigate(page);
+        await inputFile('archives/tar/test.tar.xz',page);
+        const files = await response(page);
+        expect(files).toEqual(checksum);
+    }, 16000);
+});
+
+afterAll(() => {
+    cleanup(browser);
+});

static/js/libarchive.js/test/formats/zip.test.js

@@ -0,0 +1,42 @@
+/* eslint-disable no-undef */
+const {checksum} = require('../checksum');
+const {navigate,inputFile,response,setup,cleanup} = require('../testutils');
+
+let browser,page;
+
+beforeAll(async () => {
+    let tmp = await setup();
+    browser = tmp.browser;
+    page = tmp.page;
+});
+
+describe("Extract ZIP files with various compressions", () => {
+    test("Extract ZIP deflate", async () => {
+        await navigate(page);
+        await inputFile('archives/zip/deflate.zip',page);
+        const files = await response(page);
+        expect(files).toEqual(checksum);
+    }, 16000);
+    /* test("Extract ZIP deflate64", async () => { // not support
+        await navigate(page);
+        await inputFile('archives/zip/deflate64.zip',page);
+        const files = await response(page);
+        expect(files).toEqual(checksum);
+    }, 16000); */
+    test("Extract ZIP bzip2", async () => {
+        await navigate(page);
+        await inputFile('archives/zip/bzip2.zip',page);
+        const files = await response(page);
+        expect(files).toEqual(checksum);
+    }, 16000);
+    test("Extract ZIP lzma", async () => {
+        await navigate(page);
+        await inputFile('archives/zip/lzma.zip',page);
+        const files = await response(page);
+        expect(files).toEqual(checksum);
+    }, 16000);
+});
+
+afterAll(() => {
+    cleanup(browser);
+});

static/js/libarchive.js/test/main.test.js

@@ -0,0 +1,39 @@
+/* eslint-disable no-undef */
+const {checksum} = require('./checksum');
+const {navigate,inputFile,response,setup,cleanup} = require('./testutils');
+
+let browser,page;
+
+beforeAll(async () => {
+    let tmp = await setup();
+    browser = tmp.browser;
+    page = tmp.page;
+});
+
+describe("extract various compression types", () => {
+    test("extract 7z file", async () => {
+        await navigate(page);
+        await inputFile('archives/test.7z',page);
+        const files = await response(page);
+        expect(files).toEqual(checksum);
+    }, 16000);
+
+    test("extract single file from zip", async () => {
+        await navigate(page,'test-single.html');
+        await inputFile('archives/test.zip',page);
+        const file = await response(page);
+        expect(file).toEqual(checksum['.gitignore']);
+    }, 16000);
+    
+    test("extract encrypted zip", async () => {
+        await navigate(page,'encryption.html');
+        await inputFile('archives/encrypted.zip',page);
+        const {files,encrypted} = await response(page);
+        expect(encrypted).toEqual(true);
+        expect(files).toEqual(checksum);
+    }, 16000);
+});
+
+afterAll(() => {
+    cleanup(browser);
+});

static/js/libarchive.js/test/testutils.js

@@ -0,0 +1,46 @@
+const StaticServer = require('static-server');
+const puppeteer = require('puppeteer');
+const port = 8787;
+const width = 800;
+const height = 600;
+const server = new StaticServer({
+    rootPath: '.',
+    port: port,
+    cors: '*',
+});
+
+const startServer = () => new Promise((resolve) => {
+    server.start( () => {
+        console.log('Server listening to', port);
+        resolve();
+    });
+});
+
+module.exports = {
+    setup: async () => {
+        let browser = await puppeteer.launch();
+        let page = await browser.newPage();
+        await page.setViewport({ width, height });
+        await startServer();
+        page.on('console', msg => {
+            for (let i = 0; i < msg.args().length; ++i) console.log(`${i}: ${msg.args()[i]}`);
+        });
+        return {browser,page};
+    },
+    cleanup: (browser) => {
+        server.stop();
+        browser.close();
+    },
+    navigate: async function (page, path = 'index.html') {
+        await page.goto(`http://127.0.0.1:${port}/test/files/${path}`);
+    },
+    inputFile: async function (file,page){
+        const fileInp = await page.$('#file');
+        fileInp.uploadFile('test/files/'+file);
+    },
+    response: async function (page){
+        await page.waitForSelector('#done');
+        return await page.evaluate(`window.obj`);
+    }
+};
+

static/js/worker.js

@@ -0,0 +1 @@
+console.log('hi, I am a worker');