invoiceninja/app/Http/Controllers/ImportController.php

<?php namespace app\Http\Controllers;

use Utils;
use View;
use Exception;
use Input;
use Session;
use Redirect;
use App\Services\ImportService;
use App\Http\Controllers\BaseController;

class ImportController extends BaseController
{
    public function __construct(ImportService $importService)
    {
        parent::__construct();

        $this->importService = $importService;
    }

    public function doImport()
    {
        $source = Input::get('source');
        $files = [];
        $skipped = [];

        foreach (ImportService::$entityTypes as $entityType) {
            if (Input::file("{$entityType}_file")) {
                $files[$entityType] = Input::file("{$entityType}_file")->getRealPath();
                if ($source === IMPORT_CSV) {
                    Session::forget("{$entityType}-data");
                }
            }
        }

        try {
            if ($source === IMPORT_CSV) {
                $data = $this->importService->mapCSV($files);
                return View::make('accounts.import_map', ['data' => $data]);
            } else {
                $skipped = $this->importService->import($source, $files);
                return $this->showResult($skipped);
            }
        } catch (Exception $exception) {
            Utils::logError($exception);
            Session::flash('error', $exception->getMessage());
            return Redirect::to('/settings/' . ACCOUNT_IMPORT_EXPORT);
        }
    }

    public function doImportCSV()
    {
        $map = Input::get('map');
        $headers = Input::get('headers');
        $skipped = [];

        try {
            $skipped = $this->importService->importCSV($map, $headers);
            return $this->showResult($skipped);
        } catch (Exception $exception) {
            Utils::logError($exception);
            Session::flash('error', $exception->getMessage());
            return Redirect::to('/settings/' . ACCOUNT_IMPORT_EXPORT);
        }
    }

    private function showResult($skipped)
    {
        if (count($skipped)) {
            $message = trans('texts.failed_to_import');
            foreach ($skipped as $skip) {
                $message .= '<br/>' . json_encode($skip);
            }
            Session::flash('warning', $message);
        } else {
            Session::flash('message', trans('texts.imported_file'));
        }

        return Redirect::to('/settings/' . ACCOUNT_IMPORT_EXPORT);
    }
}