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11 changed files with 1 additions and 811 deletions

161
.gitignore vendored
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@ -1,161 +0,0 @@
*.html
!src/*.html
# Created by https://www.toptal.com/developers/gitignore/api/git,node
# Edit at https://www.toptal.com/developers/gitignore?templates=git,node
### Git ###
# Created by git for backups. To disable backups in Git:
# $ git config --global mergetool.keepBackup false
*.orig
# Created by git when using merge tools for conflicts
*.BACKUP.*
*.BASE.*
*.LOCAL.*
*.REMOTE.*
*_BACKUP_*.txt
*_BASE_*.txt
*_LOCAL_*.txt
*_REMOTE_*.txt
### Node ###
# Logs
logs
*.log
npm-debug.log*
yarn-debug.log*
yarn-error.log*
lerna-debug.log*
.pnpm-debug.log*
# Diagnostic reports (https://nodejs.org/api/report.html)
report.[0-9]*.[0-9]*.[0-9]*.[0-9]*.json
# Runtime data
pids
*.pid
*.seed
*.pid.lock
# Directory for instrumented libs generated by jscoverage/JSCover
lib-cov
# Coverage directory used by tools like istanbul
coverage
*.lcov
# nyc test coverage
.nyc_output
# Grunt intermediate storage (https://gruntjs.com/creating-plugins#storing-task-files)
.grunt
# Bower dependency directory (https://bower.io/)
bower_components
# node-waf configuration
.lock-wscript
# Compiled binary addons (https://nodejs.org/api/addons.html)
build/Release
# Dependency directories
node_modules/
jspm_packages/
# Snowpack dependency directory (https://snowpack.dev/)
web_modules/
# TypeScript cache
*.tsbuildinfo
# Optional npm cache directory
.npm
# Optional eslint cache
.eslintcache
# Optional stylelint cache
.stylelintcache
# Microbundle cache
.rpt2_cache/
.rts2_cache_cjs/
.rts2_cache_es/
.rts2_cache_umd/
# Optional REPL history
.node_repl_history
# Output of 'npm pack'
*.tgz
# Yarn Integrity file
.yarn-integrity
# dotenv environment variable files
.env
.env.development.local
.env.test.local
.env.production.local
.env.local
# parcel-bundler cache (https://parceljs.org/)
.cache
.parcel-cache
# Next.js build output
.next
out
# Nuxt.js build / generate output
.nuxt
dist
# Gatsby files
.cache/
# Comment in the public line in if your project uses Gatsby and not Next.js
# https://nextjs.org/blog/next-9-1#public-directory-support
# public
# vuepress build output
.vuepress/dist
# vuepress v2.x temp and cache directory
.temp
# Docusaurus cache and generated files
.docusaurus
# Serverless directories
.serverless/
# FuseBox cache
.fusebox/
# DynamoDB Local files
.dynamodb/
# TernJS port file
.tern-port
# Stores VSCode versions used for testing VSCode extensions
.vscode-test
# yarn v2
.yarn/cache
.yarn/unplugged
.yarn/build-state.yml
.yarn/install-state.gz
.pnp.*
### Node Patch ###
# Serverless Webpack directories
.webpack/
# Optional stylelint cache
# SvelteKit build / generate output
.svelte-kit
# End of https://www.toptal.com/developers/gitignore/api/git,node

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@ -1,6 +1,3 @@
# receipt-parser
> Receipt/invoice parser. Takes a list of PDF/images → pdftotext/tesseract → Anthropic Claude API for extraction → contenteditable HTML.
## System Requirements
- `libtesseract-dev`
Receipt/invoice parser. Takes a list of PDF/images → pdftotext/tesseract → Anthropic Claude API for extraction → contenteditable HTML.

318
package-lock.json generated
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@ -1,318 +0,0 @@
{
"name": "receipt-parser",
"version": "1.0.0",
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@ -1,18 +0,0 @@
{
"name": "receipt-parser",
"version": "1.0.0",
"description": "Extracts and processes receipts.",
"main": "src/index.mjs",
"scripts": {
"test": "echo \"no tests implemented\""
},
"author": "Starbeamrainbowlabs",
"license": "GPL-3.0",
"dependencies": {
"@anthropic-ai/sdk": "^0.24.3",
"nightink": "^1.0.2",
"p-throttle": "^6.1.0",
"pdf-to-text": "^0.0.7",
"tqdm": "^2.0.3"
}
}

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@ -1,39 +0,0 @@
html, body { font-size: 100%; }
body {
font-family: sans-serif;
}
h1 {
text-align: center;
}
table {
width: 100%;
border-collapse: collapse;
margin-bottom: 1rem;
}
th, td {
padding: 0.75rem;
text-align: left;
border-bottom: 1px solid #ddd;
}
th {
background-color: #f2f2f2;
font-weight: bold;
}
tr:nth-child(even) {
background-color: #f8f8f8;
}
tr:hover {
background-color: #e8e8e8;
}
.align-right {
text-align: right;
}

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@ -1,55 +0,0 @@
#!/usr/bin/env node
"use strict";
import path from 'path';
import fs from 'fs';
import tqdm from 'tqdm';
import pThrottle from 'p-throttle';
import ai_extract from './lib/ai-extract.mjs';
import make_html from './lib/make-html.mjs';
// HACK: Make sure __dirname is defined when using es6 modules. I forget where I found this - a PR with a source URL would be great!
const __dirname = import.meta.url.slice(7, import.meta.url.lastIndexOf("/"));
// const filepaths = process.argv.slice(2).map(f => path.resolve(process.cwd(), f));
const filepaths = fs.readFileSync(process.argv.slice(2)[0], "utf-8")
.split(`\n`)
.map(el => el.trim())
.filter(el => el.length > 0);
console.log(`Hello from Node.js`);
console.log(`>>> FILEPATHS`);
console.log(filepaths.join(`\n`));
const txts = await Promise.all(filepaths.map(filepath => fs.promises.readFile(filepath, "utf-8")));
const throttler = pThrottle({
limit: 40,
interval: 60 * 1000 // every minute
});
const throttled = throttler(ai_extract);
const objs = [];
let i = 0;
for(const txt of tqdm(txts, { total: txts.length })) {
console.log(`>>> AI > ${i}`);
const result = await throttled(txt, true);
result.i = i;
console.log(result);
objs.push(result);
i++;
}
const html = make_html(objs);
const filepath_out = path.join(process.cwd(), `report.html`);
fs.writeFileSync(filepath_out, html);
console.log(`Written output to ${filepath_out}`);

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@ -1,64 +0,0 @@
#!/usr/bin/env bash
__dirname="$(dirname "$0")";
temp_dir="$(mktemp --tmpdir -d "receipt-parse-XXXXXXX")";
if [[ -z "${temp_dir}" ]]; then
echo "Error: Failed to get temporary directory" >&2;
exit 1;
fi
on_exit() {
rm -rf "${temp_dir}";
}
trap on_exit EXIT;
mkdir "${temp_dir}/tmp";
mkdir "${temp_dir}/txt";
echo ">>> Text extraction";
filepath_filelist="${temp_dir}/files.txt";
i=0;
for filename in "$@"; do
echo "Processing ${filename}";
filepath="$(realpath -s "${filename}")";
ext="$(echo "${filename#*.}" | tr '[:upper:]' '[:lower:]')";
###
## Convert to text
###
if [[ "${ext}" == "pdf" ]]; then
filepath_out="${temp_dir}/tmp/out.txt";
pdftotext "${filepath}" "${filepath_out}";
elif [[ "${ext}" == "txt" ]]; then
echo "skipping ${filename} because it's a text file";
continue
else
tesseract "${filepath}" "${temp_dir}/tmp/out";
filepath_out="$(find "${temp_dir}/tmp" -type f | head -n1)";
fi
###
## Move out of tmp dir
###
filepath_final="${temp_dir}/txt/${i}.txt";
mv "${filepath_out}" "${filepath_final}";
i="$((i+1))";
###
## Clean up tmp dir ready for the next file
###
set +e;
rm -rf "${temp_dir}/tmp/*";
set -e;
###
## Log the final filepath
###
echo "${filepath_final}" >>"${filepath_filelist}";
done
echo ">>> Running Node.js";
"${__dirname}/index.mjs" "${filepath_filelist}";

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@ -1,56 +0,0 @@
import Anthropic from "@anthropic-ai/sdk";
import parse_result from "./parse-result.mjs";
const prompt = `The input is a receipt or invoice. The user is a theatre production company. Output only a JSON object and nothing else with the following properties:
date (string): the date the item was purchased, formatted as an iso date. If not present, set this value to null.
item_name (string): The name of the item purchased. Where there are multiple items, summarise them with a single name. Shorten excessively long product names.
paid (number): The total amount that was paid
vat (number): The total amount of VAT paid. If this value is NOT present, set the JSON property vat_percent to the VAT percentage. If this is not present either, set the value to null.
category (string): Estimate a single category for the item purchased from the following options: Props, Consumables, Technical, Travel, Logistics, Costume, Wellbeing, Health/Medical, Training`;
const anthropic = new Anthropic({
apiKey: process.env['ANTHROPIC_API_KEY'], // the default, apparently
});
export default async function ai_extract(text, pretend=false) {
if(pretend) {
console.log(`WARNING: IN PRETEND MODE.`);
return parse_result({
date: "2024-06-25",
item_name: "3M Picture/Strip, Gale Decoration Kit, T&G Matt Paint",
paid: 26.95,
vat_percent: 20,
category: "Props"
});
}
const msg = await anthropic.messages.create({
model: "claude-3-haiku-20240307",
max_tokens: 1000,
temperature: 0,
system: prompt,
messages: [
{
"role": "user",
"content": [
{
"type": "text",
text
}
]
}
]
});
const response = msg.content[0].text;
const obj = JSON.parse(response);
console.log(`AI OUTPUT:`, response, `OBJ`, obj);
return parse_result(obj);
}

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@ -1,26 +0,0 @@
"use strict";
import path from 'path';
import fs from 'fs';
import { NightInk } from 'nightink';
// HACK: Make sure __dirname is defined when using es6 modules. I forget where I found this - a PR with a source URL would be great!
const __dirname = import.meta.url.slice(7, import.meta.url.lastIndexOf("/"));
const template = fs.readFileSync(path.join(__dirname, `../template.html`), `utf-8`);
const css = fs.readFileSync(path.join(__dirname, `../index.css`), `utf-8`);
export default function(objs) {
const total = objs.reduce((acc, obj) => acc + obj.paid, 0);
const values = {
objs,
total,
css
};
console.debug(`VALUES`, values);
return NightInk(template, values);
}

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@ -1,22 +0,0 @@
"use strict";
export default function parse_result(obj) {
if(typeof obj.vat === "undefined") {
if(typeof obj.vat_percent === "undefined") {
obj.vat = null;
}
else {
if(obj.vat_percent > 1)
obj.vat_percent /= 100;
obj.vat = Math.round(obj.paid * obj.vat_percent * 100) / 100;
}
}
if(obj.vat !== null)
obj.net = obj.paid - obj.vat;
if(typeof obj.net === "undefined")
obj.net = null;
return obj; // daisy chain! :D
}

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@ -1,48 +0,0 @@
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>Expense Report</title>
</head>
<body>
<h1><span contenteditable>Project name</span> Expense Report</h1>
<table>
<thead>
<tr>
<th>#</th>
<th>Date</th>
<th>Category</th>
<th>Description</th>
<th>Net</th>
<th>VAT</th>
<th>Total</th>
</tr>
</thead>
<tbody>
{#each objs}
<tr>
<td contenteditable>{{i}}</td>
<td contenteditable>{{date}}</td>
<td contenteditable>{{category}}</td>
<td contenteditable>{{item_name}}</td>
<td contenteditable>{{net}}</td>
<td contenteditable>{{vat}}</td>
<td contenteditable>{{paid}}</td>
</tr>
{#endeach}
</tbody>
</table>
<div class="align-right">
<strong>All total:</strong> <output contenteditable>{{total}}</output>
</div>
<!---------------->
<style>
{css}
</style>
</body>
</html>