class.ilUserLoginInputGUI.php

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<?php

declare(strict_types=1);

class ilUserLoginInputGUI extends ilFormPropertyGUI
{
    protected string $value = "";
    protected int $size = 40;
    protected int $max_length = 80;
    protected int $checkunused = 0;
    protected bool $autocomplete_disabled = false;

    public function __construct(
        string $a_title = "",
        string $a_postvar = ""
    ) {
        global $DIC;

        $this->lng = $DIC->language();
        parent::__construct($a_title, $a_postvar);
    }

    public function setValue(string $a_value): void
    {
        $this->value = $a_value;
    }

    public function getValue(): string
    {
        return $this->value;
    }

    public function setValueByArray(array $a_values): void
    {
        $this->setValue($a_values[$this->getPostVar()]);
    }

    public function setCurrentUserId(int $a_user_id): void
    {
        $this->checkunused = $a_user_id;
    }

    public function getCurrentUserId(): int
    {
        return $this->checkunused;
    }

    public function setDisableHtmlAutoComplete(bool $a_value): void
    {
        $this->autocomplete_disabled = $a_value;
    }

    public function isHtmlAutoCompleteDisabled(): bool
    {
        return $this->autocomplete_disabled;
    }

    public function checkInput(): bool
    {
        $lng = $this->lng;

        $value = $this->getInput();
        if ($this->getRequired() && $value == "") {
            $this->setAlert($lng->txt("msg_input_is_required"));
            return false;
        }
        if (!ilUtil::isLogin($value)) {
            $this->setAlert($lng->txt("login_invalid"));
            return false;
        }

        if (ilObjUser::_loginExists($value, $this->getCurrentUserId())) {
            $this->setAlert($lng->txt("login_exists"));
            return false;
        }

        return true;
    }

    public function getInput(): string
    {
        return trim($this->str($this->getPostVar()));
    }

    public function insert(ilTemplate $a_tpl): void
    {
        $a_tpl->setCurrentBlock("prop_login");
        $a_tpl->setVariable("POST_VAR", $this->getPostVar());
        $a_tpl->setVariable("ID", $this->getFieldId());
        $a_tpl->setVariable("PROPERTY_VALUE", ilLegacyFormElementsUtil::prepareFormOutput($this->getValue()));
        $a_tpl->setVariable("SIZE", $this->size);
        $a_tpl->setVariable("MAXLENGTH", $this->max_length);
        if ($this->getDisabled()) {
            $a_tpl->setVariable(
                "DISABLED",
                " disabled=\"disabled\""
            );
        }
        if ($this->isHtmlAutoCompleteDisabled()) {
            $a_tpl->setVariable("AUTOCOMPLETE", "autocomplete=\"off\"");
        }
        if ($this->getRequired()) {
            $a_tpl->setVariable("REQUIRED", "required=\"required\"");
        }
        $a_tpl->parseCurrentBlock();
    }
}