Analyse de relevés de compte LCL

ocr.php

<?php
$dir = './Relevés/';
$files = scandir($dir);

$regex = [

    '/SOLDE INTERMEDIAIRE[^\d]+([\d ]+,\d{2})/'=>'intermediaire',
    '/^\s+$/'=>'vide',
    '/du \d{2}.\d{2}.\d{4} au \d{2}.\d{2}.\d{4}.*N°\s+\d+/'=>'numérotation',
    '/RELEVE DE COMPTE COURANT/'=>'Titre',
    '/ANCIEN SOLDE\s+([\d ]+,\d{2})/i'=>'Ancien solde',
    '/SOLDE EN EUROS\s+([\d ]+,\d{2})/i'=>'Ligne du solde',
    '/\s+\d{2}\.\d{2}\s+.*\d{2}\.\d{2}\.\d{2}([\s\.]+)([\d ]+,\d{2})/'=>'Ligne de transaction',

];

function parseFloat($value)
{
    return round(str_replace([' ',','], ['','.'], $value), 2);
}

foreach ($files as $file) {

    if (in_array($file, ['.','..'])) {
        continue;
    }

    echo "Traitement du fichier $file\n";

    $output ="";

    exec("pdftotext -layout {$dir}{$file} - 2>/dev/null", $output);

    if (empty($output)) {
        exec("tesseract {$dir}{$file} - 2>/dev/null", $output);
    }

    foreach ($output as $out) {

        foreach ($regex as $exp=>$label) {

            $matches = [];

            if (preg_match($exp, $out, $matches)) {

                switch ($label) {
                    case 'Ancien solde':
                        $solde = parseFloat($matches[1]);
                        echo "Ancien solde = {$solde}\n";
                        $somme = $solde;
                        break;
                    case 'Ligne du solde':
                        $solde = parseFloat($matches[1]);
                        echo "Nouveau solde = {$solde}\n";
                        if (abs(($solde - $somme)) < 0.01) {
                            echo "{$solde} == {$somme} ok\n";
                        } else {
                            echo "{$solde} == {$somme} ko\n";
                        }
                        //echo ($solde - $somme)."\n";
                        break;

                    case 'Ligne de transaction':

                        $transaction = parseFloat($matches[2]);

                        if (strlen($matches[1]) < 30) {
                            $transaction *= -1;
                        }

                        echo "Transfert ".(($transaction>0) ? '(crédit)' : '(débit)')."= {$transaction}\n";
                        $somme += $transaction;
                        //echo "solde calculé= {$somme}\n";
                        break;
                }
            }
        }
    }
}