simonegosetto
pdf-parse-new
Pure javascript cross-platform module to extract texts from PDFs.
2024 refresh library of pdf-parse
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Installation
npm install pdf-parse-new
Basic Usage - Local Files
const fs = require('fs');
const pdf = require('pdf-parse-new');
let dataBuffer = fs.readFileSync('path to PDF file...');
pdf(dataBuffer).then(function(data) {
// number of pages
console.log(data.numpages);
// number of rendered pages
console.log(data.numrender);
// PDF info
console.log(data.info);
// PDF metadata
console.log(data.metadata);
// PDF.js version
// check https://mozilla.github.io/pdf.js/getting_started/
console.log(data.version);
// PDF text
console.log(data.text);
});Basic Usage - HTTP
You can use crawler-request which uses the pdf-parse
Exception Handling
const fs = require('fs');
const pdf = require('pdf-parse-new');
let dataBuffer = fs.readFileSync('path to PDF file...');
pdf(dataBuffer).then(function(data) {
// use data
})
.catch(function(error){
// handle exceptions
})Extend
- v1.0.9 and above break pagerender callback changelog
- If you need another format like json, you can change page render behaviour with a callback
- Check out https://mozilla.github.io/pdf.js/
// default render callback
function render_page(pageData) {
// check documents https://mozilla.github.io/pdf.js/
let render_options = {
// replaces all occurrences of whitespace with standard spaces (0x20). The default value is `false`.
normalizeWhitespace: false,
// do not attempt to combine same line TextItem's. The default value is `false`.
disableCombineTextItems: false,
}
return pageData.getTextContent(render_options)
.then(function(textContent) {
let lastY, text = '';
for (let item of textContent.items) {
if (lastY == item.transform[5] || !lastY){
text += item.str;
}
else{
text += '\n' + item.str;
}
lastY = item.transform[5];
}
return text;
});
}
let options = {
pagerender: render_page
}
let dataBuffer = fs.readFileSync('path to PDF file...');
pdf(dataBuffer,options).then(function(data) {
//use new format
});Options
const DEFAULT_OPTIONS = {
// internal page parser callback
// you can set this option, if you need another format except raw text
pagerender: render_page,
// max page number to parse
max: 0,
// pdf.js verbosity Level
verbosityLevel: 0, // errors: 0, warnings: 1, infos: 5
}pagerender (callback)
If you need another format except raw text.
max (number)
Max number of page to parse. If the value is less than or equal to 0, parser renders all pages.
pdf.js version is v4.5.136 mozilla.github.io/pdf.js
Test
mochaornpm test- Check test folder and quickstart.js for extra usages.
Submitting an Issue
If you find a bug or a mistake, you can help by submitting an issue Here
Creating a Merge Request
GitLab calls it merge request instead of pull request.
License
MIT licensed and all it's dependencies are MIT or BSD licensed.