expose odt text function (#1)

* Remove xlsx support

* Restructure exports to avoid duplication of DOM-related code

* browser DOM exports

* Fixing exports field in package.json
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David Bruant 2025-04-17 17:39:08 +02:00 committed by GitHub
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commit 5a539f333d
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20 changed files with 190 additions and 389 deletions

29
exports.js Normal file
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@ -0,0 +1,29 @@
//@ts-check
export {default as fillOdtTemplate} from './scripts/odf/fillOdtTemplate.js'
export {getOdtTextContent} from './scripts/odf/odt/getOdtTextContent.js'
export { createOdsFile } from './scripts/createOdsFile.js'
export {
getODSTableRawContent,
// table-level exports
tableWithoutEmptyRows,
tableRawContentToValues,
tableRawContentToStrings,
tableRawContentToObjects,
// sheet-level exports
sheetRawContentToObjects,
sheetRawContentToStrings,
// row-level exports
rowRawContentToStrings,
isRowNotEmpty,
// cell-level exports
cellRawContentToStrings,
convertCellValue
} from './scripts/shared.js'

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@ -5,7 +5,7 @@
<meta name="referrer" content="no-referrer">
<link rel="icon" href="data:,">
<title>Upload ods/xlsx</title>
<title>Upload ods file</title>
<meta name="description" content=" ">
<meta name="viewport" content="width=device-width, initial-scale=1">

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@ -2,8 +2,13 @@
"name": "@odfjs/odfjs",
"version": "0.14.0",
"type": "module",
"main": "./scripts/node.js",
"browser": "./scripts/browser.js",
"exports": "./exports.js",
"imports": {
"#DOM": {
"node": "./scripts/DOM/node.js",
"browser": "./scripts/DOM/browser.js"
}
},
"scripts": {
"build": "rollup -c",
"dev": "npm-run-all --parallel dev:* start",

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@ -6,7 +6,7 @@ Small lib to parse/understand .odf files (.odt, .ods) in the browser and node.js
## Rough roadmap
- [x] add odt templating
- [ ] remove support for xlsx
- [x] remove support for xlsx
- [ ] add a .ods minifyer
- [ ] add a generic .ods visualizer
- [ ] move to a dedicated odf docs org
@ -22,7 +22,7 @@ npm i https://github.com/odfjs/odfjs.git#v0.14.0
```
### Basic - reading an ods/xlsx file
### Basic - reading an ods file
```js
import {tableRawContentToObjects, tableWithoutEmptyRows, getODSTableRawContent} from '@odfjs/odfjs'
@ -40,14 +40,14 @@ async function getFileData(odsFile){
The return value is an array of objects where
the **keys** are the column names in the first row and
the **values** are automatically converted from the .ods or .xlsx files (which type numbers, strings, booleans and dates)
the **values** are automatically converted from the .ods files (which type numbers, strings, booleans and dates)
to the appropriate JavaScript value
### Basic - creating an ods file
```js
import {createOdsFile} from 'ods-xlsx'
import {createOdsFile} from '@odfjs/odfjs'
const content = new Map([
[
@ -128,7 +128,7 @@ They can be used to generate lists or tables in .odt files from data and a templ
### Demo
https://davidbruant.github.io/ods-xlsx/
https://odfjs.github.io/odfjs/
## Local dev

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@ -1,10 +1,11 @@
<script>
//@ts-check
import {tableRawContentToObjects, tableWithoutEmptyRows, getODSTableRawContent, createOdsFile} from '../exports.js'
import {tableRawContentToObjects, tableWithoutEmptyRows, getODSTableRawContent, getXLSXTableRawContent, createOdsFile} from './browser.js'
/** @import {SheetName, SheetRawContent} from './types.js' */
const ODS_TYPE = "application/vnd.oasis.opendocument.spreadsheet";
const XLSX_TYPE = "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"
/**
*
@ -15,9 +16,6 @@
if(file.type === ODS_TYPE)
return getODSTableRawContent(await file.arrayBuffer())
if(file.type === XLSX_TYPE)
return getXLSXTableRawContent(await file.arrayBuffer())
throw new TypeError(`Unsupported file type: ${file.type} (${file.name})`)
}
@ -36,13 +34,13 @@
</script>
<h1>Import fichier .ods et .xslx</h1>
<h1>Import fichier .ods</h1>
<section>
<h2>Import</h2>
<label>
Fichier à importer:
<input bind:files type="file" id="file-input" accept="{ ['.ods', '.xlsx', ODS_TYPE, XLSX_TYPE].join(',') }" />
<input bind:files type="file" id="file-input" accept="{ ['.ods', ODS_TYPE].join(',') }" />
</label>
</section>

12
scripts/DOM/browser.js Normal file
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@ -0,0 +1,12 @@
console.info('DOM implementation in browser')
/** @type { typeof DOMImplementation.prototype.createDocument } */
export function createDocument(...args){
// @ts-ignore
return document.implementation.createDocument(...args)
}
export const DOMParser = window.DOMParser
export const XMLSerializer = window.XMLSerializer
export const Node = window.Node

17
scripts/DOM/node.js Normal file
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@ -0,0 +1,17 @@
import { DOMImplementation } from "@xmldom/xmldom"
console.info('DOM implementation in Node.js based on xmldom')
const implementation = new DOMImplementation()
/** @type { typeof DOMImplementation.prototype.createDocument } */
export function createDocument(...args){
// @ts-ignore
return implementation.createDocument(...args)
}
export {
DOMParser,
XMLSerializer,
Node
} from "@xmldom/xmldom"

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@ -1,8 +1,28 @@
import {DOMParser, XMLSerializer} from '#DOM'
/*
Since we're using xmldom in Node.js context, the entire DOM API is not implemented
Functions here are helpers whild xmldom becomes more complete
*/
/**
*
* @param {string} str
* @returns {Document}
*/
export function parseXML(str){
return (new DOMParser()).parseFromString(str, 'application/xml');
}
const serializer = new XMLSerializer()
/** @type { typeof XMLSerializer.prototype.serializeToString } */
export function serializeToString(node){
return serializer.serializeToString(node)
}
/**
* Traverses a DOM tree starting from the given element and applies the visit function
* to each Element node encountered in tree order (depth-first).
@ -21,3 +41,10 @@ export function traverse(node, visit) {
visit(node);
}
export {
DOMParser,
XMLSerializer,
createDocument,
Node
} from '#DOM'

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@ -1,88 +0,0 @@
//@ts-check
import {
_getODSTableRawContent,
_getXLSXTableRawContent
} from './shared.js'
import {_createOdsFile} from './createOdsFile.js'
import _fillOdtTemplate from './odf/fillOdtTemplate.js'
/** @import {SheetCellRawContent, SheetName, SheetRawContent} from './types.js' */
/** @import {ODTFile} from './odf/fillOdtTemplate.js' */
function parseXML(str){
return (new DOMParser()).parseFromString(str, 'application/xml');
}
/**
* @param {ArrayBuffer} odsArrBuff
* @returns {ReturnType<_getODSTableRawContent>}
*/
export function getODSTableRawContent(odsArrBuff){
return _getODSTableRawContent(odsArrBuff, parseXML)
}
/**
* @param {ArrayBuffer} xlsxArrBuff
* @returns {ReturnType<_getXLSXTableRawContent>}
*/
export function getXLSXTableRawContent(xlsxArrBuff){
return _getXLSXTableRawContent(xlsxArrBuff, parseXML)
}
/** @type { typeof DOMImplementation.prototype.createDocument } */
const createDocument = function createDocument(...args){
// @ts-ignore
return document.implementation.createDocument(...args)
}
const serializer = new XMLSerializer()
/** @type { typeof XMLSerializer.prototype.serializeToString } */
const serializeToString = function serializeToString(node){
return serializer.serializeToString(node)
}
/**
* @param {ODTFile} odtTemplate
* @param {any} data
* @returns {Promise<ODTFile>}
*/
export function fillOdtTemplate(odtTemplate, data){
return _fillOdtTemplate(odtTemplate, data, parseXML, serializeToString, Node)
}
/**
* @param {Map<SheetName, SheetRawContent>} sheetsData
*/
export function createOdsFile(sheetsData){
return _createOdsFile(sheetsData, createDocument, serializeToString)
}
export {
// table-level exports
tableWithoutEmptyRows,
tableRawContentToValues,
tableRawContentToStrings,
tableRawContentToObjects,
// sheet-level exports
sheetRawContentToObjects,
sheetRawContentToStrings,
// row-level exports
rowRawContentToStrings,
isRowNotEmpty,
// cell-level exports
cellRawContentToStrings,
convertCellValue
} from './shared.js'

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@ -1,5 +1,8 @@
import { ZipWriter, BlobWriter, TextReader } from '@zip.js/zip.js';
import {serializeToString, createDocument} from './DOMUtils.js'
/** @import {SheetCellRawContent, SheetName, SheetRawContent} from './types.js' */
const stylesXml = `<?xml version="1.0" encoding="UTF-8"?>
@ -22,11 +25,9 @@ const manifestXml = `<?xml version="1.0" encoding="UTF-8"?>
/**
* Crée un fichier .ods à partir d'un Map de feuilles de calcul
* @param {Map<SheetName, SheetRawContent>} sheetsData
* @param {typeof DOMImplementation.prototype.createDocument} createDocument
* @param {typeof XMLSerializer.prototype.serializeToString} serializeToString
* @returns {Promise<ArrayBuffer>}
*/
export async function _createOdsFile(sheetsData, createDocument, serializeToString) {
export async function createOdsFile(sheetsData) {
// Create a new zip writer
const zipWriter = new ZipWriter(new BlobWriter('application/vnd.oasis.opendocument.spreadsheet'));
@ -44,7 +45,7 @@ export async function _createOdsFile(sheetsData, createDocument, serializeToStri
}
);
const contentXml = generateContentFileXMLString(sheetsData, createDocument, serializeToString);
const contentXml = generateContentFileXMLString(sheetsData);
zipWriter.add("content.xml", new TextReader(contentXml), {level: 9});
zipWriter.add("styles.xml", new TextReader(stylesXml));
@ -60,11 +61,9 @@ export async function _createOdsFile(sheetsData, createDocument, serializeToStri
/**
* Generate the content.xml file with spreadsheet data
* @param {Map<SheetName, SheetRawContent>} sheetsData
* @param {typeof DOMImplementation.prototype.createDocument} createDocument
* @param {typeof XMLSerializer.prototype.serializeToString} serializeToString
* @returns {string}
*/
function generateContentFileXMLString(sheetsData, createDocument, serializeToString) {
function generateContentFileXMLString(sheetsData) {
const doc = createDocument('urn:oasis:names:tc:opendocument:xmlns:office:1.0', 'office:document-content');
const root = doc.documentElement;

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@ -1,94 +0,0 @@
//@ts-check
import {DOMParser, DOMImplementation, XMLSerializer, Node} from '@xmldom/xmldom'
import {
_getODSTableRawContent,
_getXLSXTableRawContent
} from './shared.js'
import { _createOdsFile } from './createOdsFile.js'
import _fillOdtTemplate from './odf/fillOdtTemplate.js'
/** @import {SheetCellRawContent, SheetName, SheetRawContent} from './types.js' */
/** @import {ODTFile} from './odf/fillOdtTemplate.js' */
/**
*
* @param {string} str
* @returns {Document}
*/
function parseXML(str){
return (new DOMParser()).parseFromString(str, 'application/xml');
}
/**
* @param {ArrayBuffer} odsArrBuff
* @returns {ReturnType<_getODSTableRawContent>}
*/
export function getODSTableRawContent(odsArrBuff){
return _getODSTableRawContent(odsArrBuff, parseXML)
}
/**
* @param {ArrayBuffer} xlsxArrBuff
* @returns {ReturnType<_getXLSXTableRawContent>}
*/
export function getXLSXTableRawContent(xlsxArrBuff){
return _getXLSXTableRawContent(xlsxArrBuff, parseXML)
}
const implementation = new DOMImplementation()
/** @type { typeof DOMImplementation.prototype.createDocument } */
const createDocument = function createDocument(...args){
// @ts-ignore
return implementation.createDocument(...args)
}
const serializer = new XMLSerializer()
/** @type { typeof XMLSerializer.prototype.serializeToString } */
const serializeToString = function serializeToString(node){
return serializer.serializeToString(node)
}
/**
* @param {ODTFile} odtTemplate
* @param {any} data
* @returns {Promise<ODTFile>}
*/
export function fillOdtTemplate(odtTemplate, data){
return _fillOdtTemplate(odtTemplate, data, parseXML, serializeToString, Node)
}
/**
* @param {Map<SheetName, SheetRawContent>} sheetsData
*/
export function createOdsFile(sheetsData){
return _createOdsFile(sheetsData, createDocument, serializeToString)
}
export {
// table-level exports
tableWithoutEmptyRows,
tableRawContentToValues,
tableRawContentToStrings,
tableRawContentToObjects,
// sheet-level exports
sheetRawContentToObjects,
sheetRawContentToStrings,
// row-level exports
rowRawContentToStrings,
isRowNotEmpty,
// cell-level exports
cellRawContentToStrings,
convertCellValue
} from './shared.js'

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@ -1,6 +1,6 @@
import { ZipReader, ZipWriter, BlobReader, BlobWriter, TextReader, Uint8ArrayReader, TextWriter, Uint8ArrayWriter } from '@zip.js/zip.js';
import {traverse} from '../DOMUtils.js'
import {traverse, parseXML, serializeToString, Node} from '../DOMUtils.js'
import {makeManifestFile, getManifestFileData} from './manifest.js';
/** @import {Reader, ZipWriterAddDataOptions} from '@zip.js/zip.js' */
@ -344,12 +344,9 @@ function keepFile(filename){
/**
* @param {ODTFile} odtTemplate
* @param {any} data
* @param {Function} parseXML
* @param {typeof XMLSerializer.prototype.serializeToString} serializeToString
* @param {typeof Node} Node
* @returns {Promise<ODTFile>}
*/
export default async function _fillOdtTemplate(odtTemplate, data, parseXML, serializeToString, Node) {
export default async function fillOdtTemplate(odtTemplate, data) {
const reader = new ZipReader(new Uint8ArrayReader(new Uint8Array(odtTemplate)));

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@ -0,0 +1,69 @@
import { ZipReader, Uint8ArrayReader, TextWriter } from '@zip.js/zip.js';
import {parseXML, Node} from '../../DOMUtils.js'
/** @import {ODTFile} from '../fillOdtTemplate.js' */
/**
* @param {ODTFile} odtFile
* @returns {Promise<Document>}
*/
async function getContentDocument(odtFile) {
const reader = new ZipReader(new Uint8ArrayReader(new Uint8Array(odtFile)));
const entries = await reader.getEntries();
const contentEntry = entries.find(entry => entry.filename === 'content.xml');
if (!contentEntry) {
throw new Error('No content.xml found in the ODT file');
}
// @ts-ignore
const contentText = await contentEntry.getData(new TextWriter());
await reader.close();
return parseXML(contentText)
}
/**
*
* @param {Document} odtDocument
* @returns {Element}
*/
function getODTTextElement(odtDocument) {
return odtDocument.getElementsByTagName('office:body')[0]
.getElementsByTagName('office:text')[0]
}
/**
* Extracts plain text content from an ODT file, preserving line breaks
* @param {ArrayBuffer} odtFile - The ODT file as an ArrayBuffer
* @returns {Promise<string>} Extracted text content
*/
export async function getOdtTextContent(odtFile) {
const contentDocument = await getContentDocument(odtFile)
const odtTextElement = getODTTextElement(contentDocument)
/**
*
* @param {Element} element
* @returns {string}
*/
function getElementTextContent(element){
//console.log('tagName', element.tagName)
if(element.tagName === 'text:h' || element.tagName === 'text:p')
return element.textContent + '\n'
else{
const descendantTexts = Array.from(element.childNodes)
.filter(n => n.nodeType === Node.ELEMENT_NODE)
.map(getElementTextContent)
if(element.tagName === 'text:list-item')
return `- ${descendantTexts.join('')}`
return descendantTexts.join('')
}
}
return getElementTextContent(odtTextElement)
}

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@ -1,23 +1,5 @@
import { readFile } from 'node:fs/promises'
import { ZipReader, Uint8ArrayReader, TextWriter } from '@zip.js/zip.js';
import {DOMParser, Node} from '@xmldom/xmldom'
/** @import {ODTFile} from './fillOdtTemplate.js' */
/**
*
* @param {Document} odtDocument
* @returns {Element}
*/
function getODTTextElement(odtDocument) {
return odtDocument.getElementsByTagName('office:body')[0]
.getElementsByTagName('office:text')[0]
}
/**
*
* @param {string} path
@ -27,61 +9,3 @@ export async function getOdtTemplate(path) {
const fileBuffer = await readFile(path)
return fileBuffer.buffer
}
/**
* Extracts plain text content from an ODT file, preserving line breaks
* @param {ArrayBuffer} odtFile - The ODT file as an ArrayBuffer
* @returns {Promise<string>} Extracted text content
*/
export async function getOdtTextContent(odtFile) {
const contentDocument = await getContentDocument(odtFile)
const odtTextElement = getODTTextElement(contentDocument)
/**
*
* @param {Element} element
* @returns {string}
*/
function getElementTextContent(element){
//console.log('tagName', element.tagName)
if(element.tagName === 'text:h' || element.tagName === 'text:p')
return element.textContent + '\n'
else{
const descendantTexts = Array.from(element.childNodes)
.filter(n => n.nodeType === Node.ELEMENT_NODE)
.map(getElementTextContent)
if(element.tagName === 'text:list-item')
return `- ${descendantTexts.join('')}`
return descendantTexts.join('')
}
}
return getElementTextContent(odtTextElement)
}
/**
* @param {ODTFile} odtFile
* @returns {Promise<Document>}
*/
async function getContentDocument(odtFile) {
const reader = new ZipReader(new Uint8ArrayReader(new Uint8Array(odtFile)));
const entries = await reader.getEntries();
const contentEntry = entries.find(entry => entry.filename === 'content.xml');
if (!contentEntry) {
throw new Error('No content.xml found in the ODT file');
}
// @ts-ignore
const contentText = await contentEntry.getData(new TextWriter());
await reader.close();
const parser = new DOMParser();
return parser.parseFromString(contentText, 'text/xml');
}

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@ -1,6 +1,8 @@
//@ts-check
import { Uint8ArrayReader, ZipReader, TextWriter } from '@zip.js/zip.js';
import {parseXML} from './DOMUtils.js'
/** @import {Entry} from '@zip.js/zip.js'*/
/** @import {SheetName, SheetRawContent, SheetRowRawContent, SheetCellRawContent} from './types.js' */
@ -46,10 +48,9 @@ function extraxtODSCellText(cell) {
/**
* Extracts raw table content from an ODS file.
* @param {ArrayBuffer} arrayBuffer - The ODS file.
* @param {(str: string) => Document} parseXML - Function to parse XML content.
* @returns {Promise<Map<SheetName, SheetRawContent>>}
*/
export async function _getODSTableRawContent(arrayBuffer, parseXML) {
export async function getODSTableRawContent(arrayBuffer) {
const zipDataReader = new Uint8ArrayReader(new Uint8Array(arrayBuffer));
const zipReader = new ZipReader(zipDataReader);
const zipEntries = await zipReader.getEntries()
@ -123,101 +124,6 @@ export async function _getODSTableRawContent(arrayBuffer, parseXML) {
}
/**
* Extracts raw table content from an XLSX file.
* @param {ArrayBuffer} arrayBuffer - The XLSX file.
* @param {(str: string) => Document} parseXML - Function to parse XML content.
* @returns {Promise<Map<SheetName, SheetRawContent>>}
*/
export async function _getXLSXTableRawContent(arrayBuffer, parseXML) {
const zipDataReader = new Uint8ArrayReader(new Uint8Array(arrayBuffer));
const zipReader = new ZipReader(zipDataReader);
const zipEntries = await zipReader.getEntries()
await zipReader.close();
/** @type {Map<Entry['filename'], Entry>} */
const entryByFilename = new Map()
for(const entry of zipEntries){
const filename = entry.filename
entryByFilename.set(filename, entry)
}
const sharedStringsEntry = entryByFilename.get('xl/sharedStrings.xml')
if(!sharedStringsEntry){
throw new TypeError(`entry 'xl/sharedStrings.xml' manquante dans le zip`)
}
//@ts-ignore
const sharedStringsXml = await sharedStringsEntry.getData(new TextWriter());
const sharedStringsDoc = parseXML(sharedStringsXml);
const sharedStrings = Array.from(sharedStringsDoc.getElementsByTagName('sst')[0].getElementsByTagName('si')).map(si => si.textContent);
// Get sheet names and their corresponding XML files
const workbookEntry = entryByFilename.get('xl/workbook.xml')
if(!workbookEntry){
throw new TypeError(`entry 'xl/workbook.xml' manquante dans le zip`)
}
//@ts-ignore
const workbookXml = await workbookEntry.getData(new TextWriter());
const workbookDoc = parseXML(workbookXml);
const sheets = Array.from(workbookDoc.getElementsByTagName('sheets')[0].getElementsByTagName('sheet'));
const sheetNames = sheets.map(sheet => sheet.getAttribute('name'));
const sheetIds = sheets.map(sheet => sheet.getAttribute('r:id'));
// Read the relations to get the actual filenames for each sheet
const workbookRelsEntry = entryByFilename.get('xl/_rels/workbook.xml.rels')
if(!workbookRelsEntry){
throw new TypeError(`entry 'xl/_rels/workbook.xml.rels' manquante dans le zip`)
}
//@ts-ignore
const workbookRelsXml = await workbookRelsEntry.getData(new TextWriter());
const workbookRelsDoc = parseXML(workbookRelsXml);
const sheetRels = Array.from(workbookRelsDoc.getElementsByTagName('Relationship'));
const sheetFiles = sheetIds.map(id => sheetRels.find(rel => rel.getAttribute('Id') === id).getAttribute('Target').replace('worksheets/', ''));
// Read each sheet's XML and extract data in parallel
const sheetDataPs = sheetFiles.map((sheetFile, index) => (
// @ts-ignore
entryByFilename.get(`xl/worksheets/${sheetFile}`).getData(new TextWriter()).then(sheetXml => {
const sheetDoc = parseXML(sheetXml);
const rows = sheetDoc.getElementsByTagName('sheetData')[0].getElementsByTagName('row');
const sheetData = [];
for (let row of Array.from(rows)) {
const cells = row.getElementsByTagName('c');
const rowData = [];
for (let cell of Array.from(cells)) {
const cellType = cell.getAttribute('t') || 'n';
let cellValue = cell.getElementsByTagName('v')[0]?.textContent || '';
if (cellType === 's') {
cellValue = sharedStrings[parseInt(cellValue, 10)];
}
rowData.push({
value: cellValue,
type: cellType
});
}
sheetData.push(rowData);
}
return [sheetNames[index], sheetData];
})
));
return new Map(await Promise.all(sheetDataPs));
}
/**
* Converts a cell value to the appropriate JavaScript type based on its cell type.
* @param {SheetCellRawContent} _

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@ -2,7 +2,7 @@ import {readFile} from 'node:fs/promises'
import test from 'ava';
import {getODSTableRawContent} from '../scripts/node.js'
import {getODSTableRawContent} from '../exports.js'
const nomAgeContent = (await readFile('./tests/data/nom-age.ods')).buffer

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@ -1,6 +1,6 @@
import test from 'ava';
import {getODSTableRawContent, createOdsFile} from '../scripts/node.js'
import {getODSTableRawContent, createOdsFile} from '../exports.js'
/** @import {SheetName, SheetRawContent} from '../scripts/types.js' */

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@ -1,9 +1,9 @@
import test from 'ava';
import {join} from 'node:path';
import {getOdtTemplate, getOdtTextContent} from '../scripts/odf/odtTemplate-forNode.js'
import {getOdtTemplate} from '../scripts/odf/odtTemplate-forNode.js'
import {fillOdtTemplate} from '../scripts/node.js'
import {fillOdtTemplate, getOdtTextContent} from '../exports.js'
import { listZipEntries } from './_helpers/zip-analysis.js';

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@ -2,7 +2,7 @@ import {readFile} from 'node:fs/promises'
import test from 'ava';
import {getODSTableRawContent} from '../scripts/node.js'
import {getODSTableRawContent} from '../exports.js'
test('.ods file with table:number-columns-repeated attribute in cell', async t => {
const repeatedCellFileContent = (await readFile('./tests/data/cellules-répétées.ods')).buffer

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@ -1,5 +1,5 @@
import test from 'ava';
import { sheetRawContentToObjects } from "../scripts/shared.js"
import { sheetRawContentToObjects } from "../exports.js"
test("Empty header value should be kept", t => {
const rawContent = [