Password Support

SpreadJS File Format supports the use of passwords to import and export xlsx files.

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Description
app.vue
index.html
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SpreadJS File Format supports encryption and decryption using passwords when importing and exporting.

Export Example:

let spread = new GC.Spread.Sheets.Workbook(document.getElementById("ss"));
spread.getActiveSheet().setValue(1, 1, "SpreadJS Secret");

let password = "spreadjs2023";
spread.export(blob => saveAs(blob, "encrypted-export.xlsx"), console.log, {
   fileType: GC.Spread.Sheets.FileType.excel,
   password: password
});

Import Example

spread.import(file, successCallback, error => {
   console.log(error.errorMessage, `Error Code: ${error.errorCode}`);
}, {
   fileType: GC.Spread.Sheets.FileType.excel,
   password: password
})

errorCode is defined by GC.Spread.Sheets.IO.ErrorCode

///* enum GC.Spread.Sheets.IO.ErrorCode
/**
 * Specifies the io error code.
 * @enum {number}
 */
export let ErrorCode = {
    /**
     *  File read and write exception.
     */
    fileIOError: 0,
    /**
     *  Incorrect file format.
     */
    fileFormatError: 1,
    /**
     *  Need a password.
     */
    noPassword: 2,
    /**
     *  invalid Password.
     */
    invalidPassword: 3,
};
SpreadJS File Format supports encryption and decryption using passwords when importing and exporting. Export Example: Import Example errorCode is defined by GC.Spread.Sheets.IO.ErrorCode
<template> <div class="sample-tutorial"> <div class="sample-container"> <gc-spread-sheets class="sample-spreadsheets" @workbookInitialized="initSpread"> <gc-worksheet> </gc-worksheet> </gc-spread-sheets> <div id="statusBar"></div> </div> <div class="options-container"> <div class="option-row"> <div class="inputContainer"> <div class="options-title">Import:</div> <input class="passwordIpt" id="importPassword" type="password" placeholder="Password" name="importPassword" v-model="importPasswordRef" :disabled="importDisabledRef" v-bind:style="{ animation: shakeAnimationRef }" v-bind:warning="showWarningRef" v-on:focus="initPassword()"> <br> <div id="warningBox">{{ warningMessageRef }}</div> <input id="selectedFile" type="file" accept=".xlsx" v-on:change="selectedFileChange($event)" ref="selectFile" /> <button class="settingButton" id="selectBtn" v-on:click="selectFileHandler">Select</button> <button class="settingButton" id="importBtn" v-on:click="importFileHandler" :disabled="importDisabledRef">Import</button> </div> <div class="inputContainer"> <div class="options-title">Export:</div> <input class="passwordIpt" id="exportPassword" type="password" placeholder="Password" name="exportPassword" v-model="exportPasswordRef"> <br> <button class="settingButton" id="exportBtn" v-on:click="exportFileHandler()">Export</button> </div> </div> </div> </div> </template> <script setup> import GC from "@mescius/spread-sheets"; import { ref, toRaw } from "vue"; import '@mescius/spread-sheets-io'; import '@mescius/spread-sheets-charts'; import '@mescius/spread-sheets-shapes'; import '@mescius/spread-sheets-slicers'; import '@mescius/spread-sheets-pivot-addon'; import '@mescius/spread-sheets-reportsheet-addon'; import "@mescius/spread-sheets-tablesheet"; import "@mescius/spread-sheets-ganttsheet"; const spreadRef = ref(null); const selectFile = ref(null); const selectedFileRef = ref(null); const importPasswordRef = ref(''); const warningMessageRef = ref(''); const shakeAnimationRef = ref(''); const importDisabledRef = ref(true); const showWarningRef = ref(false); const exportPasswordRef = ref(''); const initSpread = (spread) => { spreadRef.value = spread; }; const selectedFileChange = (e) => { selectedFileRef.value = e.target.files[0]; importDisabledRef.value = false; }; const selectFileHandler = () => { selectFile.value && selectFile.value.click(); }; const importFileHandler = () => { const wrongPasswordHandler = message => { showWarningRef.value = true; shakeAnimationRef.value = "shake 0.5s"; setTimeout(() => shakeAnimationRef.value = "", 500); warningMessageRef.value = message; importPasswordRef.value = ''; }; spreadRef.value.import(selectedFileRef.value, console.log, error => { if (error.errorCode === GC.Spread.Sheets.IO.ErrorCode.noPassword || error.errorCode === GC.Spread.Sheets.IO.ErrorCode.invalidPassword ) { wrongPasswordHandler(error.errorMessage); } }, { fileType: GC.Spread.Sheets.FileType.excel, password: importPasswordRef.value }); }; const exportFileHandler = () => { let password = exportPasswordRef.value; spreadRef.value.export(blob => saveAs(blob, (password ? 'encrypted-' : '') + 'export.xlsx'), console.log, { fileType: GC.Spread.Sheets.FileType.excel, password: password }); }; const initPassword = () => { showWarningRef.value = false; warningMessageRef.value = ''; }; </script> <style scoped> #app { height: 100%; } body { position: absolute; top: 0; bottom: 0; left: 0; right: 0; } .sample-tutorial { position: relative; height: 100%; overflow: hidden; } .sample-container { width: calc(100% - 280px); height: 100%; float: left; } .sample-spreadsheets { width: 100%; height: calc(100% - 25px); overflow: hidden; } .options-container { float: right; width: 280px; height: 100%; box-sizing: border-box; background: #fbfbfb; overflow: auto; } .sample-options { z-index: 1000; } .inputContainer { width: 100%; height: auto; border: 1px solid #eee; padding: 6px 12px; margin-bottom: 10px; box-sizing: border-box; } .settingButton { color: #fff; background: #82bc00; outline: 0; line-height: 1.5715; position: relative; display: inline-block; font-weight: 400; white-space: nowrap; text-align: center; height: 32px; padding: 4px 15px; font-size: 14px; border-radius: 2px; user-select: none; cursor: pointer; border: 1px solid #82bc00; box-sizing: border-box; margin-bottom: 10px; margin-top: 10px; margin-right: 5px; } .settingButton:hover { color: #fff; border-color: #88b031; background: #88b031; } .settingButton:disabled { background: #e2dfdf; border-color: #ffffff; } .options-title { font-weight: bold; margin: 4px 2px; } #selectedFile { display: none; } select, input[type="text"], input[type="number"] { display: inline-block; margin-left: auto; width: 120px; font-weight: 400; outline: 0; line-height: 1.5715; border-radius: 2px; border: 1px solid #F4F8EB; box-sizing: border-box; } .passwordIpt { margin-top: 10px; height: 25px; } .passwordIpt[warning="true"] { border-color: red; } .passwordIpt[warning="true"]::placeholder { color: red; opacity: 0.8; } @keyframes shake { 0% { transform: translate(1px, 1px) rotate(0deg); } 10% { transform: translate(-1px, -2px) rotate(-1deg); } 20% { transform: translate(-3px, 0px) rotate(1deg); } 30% { transform: translate(3px, 2px) rotate(0deg); } 40% { transform: translate(1px, -1px) rotate(1deg); } 50% { transform: translate(-1px, 2px) rotate(-1deg); } 60% { transform: translate(-3px, 1px) rotate(0deg); } 70% { transform: translate(3px, 1px) rotate(-1deg); } 80% { transform: translate(-1px, -1px) rotate(1deg); } 90% { transform: translate(1px, 2px) rotate(0deg); } 100% { transform: translate(1px, 1px) rotate(0deg); } } #warningBox { color: red; } </style>
<!DOCTYPE html> <html style="height:100%;font-size:14px;"> <head> <meta charset="utf-8" /> <meta http-equiv="X-UA-Compatible" content="IE=edge" /> <title>SpreadJS VUE</title> <meta name="viewport" content="width=device-width, initial-scale=1.0" /> <link rel="stylesheet" type="text/css" href="$DEMOROOT$/en/vue3/node_modules/@mescius/spread-sheets/styles/gc.spread.sheets.excel2013white.css"> <script src="$DEMOROOT$/spread/source/js/FileSaver.js" type="text/javascript"></script> <script src="$DEMOROOT$/en/vue3/node_modules/systemjs/dist/system.src.js"></script> <script src="./systemjs.config.js"></script> <script src="./compiler.js" type="module"></script> <script> var System = SystemJS; System.import("./src/app.js"); System.import('$DEMOROOT$/en/lib/vue3/license.js'); </script> </head> <body> <div id="app"></div> </body> </html>
(function (global) { SystemJS.config({ transpiler: 'plugin-babel', babelOptions: { es2015: true }, paths: { // paths serve as alias 'npm:': 'node_modules/' }, packageConfigPaths: [ './node_modules/*/package.json', "./node_modules/@mescius/*/package.json", "./node_modules/@babel/*/package.json", "./node_modules/@vue/*/package.json" ], map: { 'vue': "npm:vue/dist/vue.esm-browser.js", 'tiny-emitter': 'npm:tiny-emitter/index.js', 'plugin-babel': 'npm:systemjs-plugin-babel/plugin-babel.js', "systemjs-babel-build": "npm:systemjs-plugin-babel/systemjs-babel-browser.js", '@mescius/spread-sheets': 'npm:@mescius/spread-sheets/index.js', '@mescius/spread-sheets-print': 'npm:@mescius/spread-sheets-print/index.js', '@mescius/spread-sheets-vue': 'npm:@mescius/spread-sheets-vue/index.js', '@mescius/spread-sheets-io': 'npm:@mescius/spread-sheets-io/index.js', '@mescius/spread-sheets-charts': 'npm:@mescius/spread-sheets-charts/index.js', '@mescius/spread-sheets-shapes': 'npm:@mescius/spread-sheets-shapes/index.js', '@mescius/spread-sheets-slicers': 'npm:@mescius/spread-sheets-slicers/index.js', '@mescius/spread-sheets-pivot-addon': 'npm:@mescius/spread-sheets-pivot-addon/index.js', '@mescius/spread-sheets-reportsheet-addon': 'npm:@mescius/spread-sheets-reportsheet-addon/index.js', '@mescius/spread-sheets-tablesheet': 'npm:@mescius/spread-sheets-tablesheet/index.js', '@mescius/spread-sheets-ganttsheet': 'npm:@mescius/spread-sheets-ganttsheet/index.js', }, meta: { '*.css': { loader: 'systemjs-plugin-css' }, '*.vue': { loader: "../plugin-vue/index.js" } } }); })(this);