Admin_ObjectHelperController::importGetFileInfoAction PHP Метод

    public function importGetFileInfoAction()
    {
        $success = true;
        $supportedFieldTypes = ["checkbox", "country", "date", "datetime", "href", "image", "input", "language", "table", "multiselect", "numeric", "password", "select", "slider", "textarea", "wysiwyg", "objects", "multihref", "geopoint", "geopolygon", "geobounds", "link", "user", "email", "gender", "firstname", "lastname", "newsletterActive", "newsletterConfirmed", "countrymultiselect", "objectsMetadata"];
        $file = PIMCORE_SYSTEM_TEMP_DIRECTORY . "/import_" . $this->getParam("id");
        // determine type
        $dialect = Tool\Admin::determineCsvDialect(PIMCORE_SYSTEM_TEMP_DIRECTORY . "/import_" . $this->getParam("id") . "_original");
        $count = 0;
        if (($handle = fopen($file, "r")) !== false) {
            while (($rowData = fgetcsv($handle, 0, $dialect->delimiter, $dialect->quotechar, $dialect->escapechar)) !== false) {
                if ($count == 0) {
                    $firstRowData = $rowData;
                }
                $tmpData = [];
                foreach ($rowData as $key => $value) {
                    $tmpData["field_" . $key] = $value;
                }
                $data[] = $tmpData;
                $cols = count($rowData);
                $count++;
                if ($count > 18) {
                    break;
                }
            }
            fclose($handle);
        }
        // get class data
        $class = Object\ClassDefinition::getById($this->getParam("classId"));
        $fields = $class->getFieldDefinitions();
        $availableFields = [];
        foreach ($fields as $key => $field) {
            $config = null;
            $title = $field->getName();
            if (method_exists($field, "getTitle")) {
                if ($field->getTitle()) {
                    $title = $field->getTitle();
                }
            }
            if (in_array($field->getFieldType(), $supportedFieldTypes)) {
                $availableFields[] = [$field->getName(), $title . "(" . $field->getFieldType() . ")"];
            }
        }
        $mappingStore = [];
        for ($i = 0; $i < $cols; $i++) {
            $mappedField = null;
            if ($availableFields[$i]) {
                $mappedField = $availableFields[$i][0];
            }
            $firstRow = $i;
            if (is_array($firstRowData)) {
                $firstRow = $firstRowData[$i];
                if (strlen($firstRow) > 40) {
                    $firstRow = substr($firstRow, 0, 40) . "...";
                }
            }
            $mappingStore[] = ["source" => $i, "firstRow" => $firstRow, "target" => $mappedField];
        }
        //How many rows
        $csv = new SplFileObject($file);
        $csv->setFlags(SplFileObject::READ_CSV);
        $csv->setCsvControl($dialect->delimiter, $dialect->quotechar, $dialect->escapechar);
        $rows = 0;
        $nbFields = 0;
        foreach ($csv as $fields) {
            if (0 === $rows) {
                $nbFields = count($fields);
                $rows++;
            } elseif ($nbFields == count($fields)) {
                $rows++;
            }
        }
        $this->_helper->json(["success" => $success, "dataPreview" => $data, "dataFields" => array_keys($data[0]), "targetFields" => $availableFields, "mappingStore" => $mappingStore, "rows" => $rows, "cols" => $cols]);
    }