invoiceninja/app/Ninja/Reports/ExpenseReport.php

<?php

namespace App\Ninja\Reports;

use Barracuda\ArchiveStream\Archive;
use App\Models\Expense;
use Auth;
use Utils;

class ExpenseReport extends AbstractReport
{
    public $columns = [
        'vendor',
        'client',
        'date',
        'category',
        'amount',
    ];

    public function run()
    {
        $account = Auth::user()->account;
        $exportFormat = $this->options['export_format'];
        $with = ['client.contacts', 'vendor'];

        if ($exportFormat == 'zip') {
            $with[] = ['documents'];
        }

        $expenses = Expense::scope()
                        ->orderBy('expense_date', 'desc')
                        ->withArchived()
                        ->with('client.contacts', 'vendor')
                        ->where('expense_date', '>=', $this->startDate)
                        ->where('expense_date', '<=', $this->endDate);

        if ($this->isExport && $exportFormat == 'zip') {
            $zip = Archive::instance_by_useragent(date('Y-m-d') . '_' . str_replace(' ', '_', trans('texts.expense_documents')));
            foreach ($expenses->get() as $expense) {
                foreach ($expense->documents as $document) {
                    $expenseId = str_pad($expense->public_id, $account->invoice_number_padding, '0', STR_PAD_LEFT);
                    $name = sprintf('%s_%s_%s_%s', date('Y-m-d'), trans('texts.expense'), $expenseId, $document->name);
                    $name = str_replace(' ', '_', $name);
                    $zip->add_file($name, $document->getRaw());
                }
            }
            $zip->finish();
            exit;
        }

        foreach ($expenses->get() as $expense) {
            $amount = $expense->amountWithTax();

            $this->data[] = [
                $expense->vendor ? ($this->isExport ? $expense->vendor->name : $expense->vendor->present()->link) : '',
                $expense->client ? ($this->isExport ? $expense->client->getDisplayName() : $expense->client->present()->link) : '',
                $this->isExport ? $expense->present()->expense_date : link_to($expense->present()->url, $expense->present()->expense_date),
                $expense->present()->category,
                Utils::formatMoney($amount, $expense->currency_id),
            ];

            $this->addToTotals($expense->expense_currency_id, 'amount', $amount);
            $this->addToTotals($expense->invoice_currency_id, 'amount', 0);
        }
    }
}