login/public/change.tpl

<script type="text/javascript">
function check_password() {ldelim}
    const errorBlock = document.getElementById('js-error-block');
    const errorText = document.getElementById('js-error-text');
    
    errorBlock.classList.add('d-none');
    
    let message = "";
    let targetField = null;

    if (document.getElementById('o_pass').value == '') {ldelim}
        message = "{#LOGIN_OLD_PASS_EMPTY#}";
        targetField = 'o_pass';
    {rdelim}
    else if (document.getElementById('n_pass').value == '') {ldelim}
        message = "{#LOGIN_NEW_PASS_EMPTY#}";
        targetField = 'n_pass';
    {rdelim}
    else if (document.getElementById('n_pass_c').value == '') {ldelim}
        message = "{#LOGIN_NEW_PASSC#}";
        targetField = 'n_pass_c';
    {rdelim}
    else if (document.getElementById('n_pass').value != document.getElementById('n_pass_c').value) {ldelim}
        message = "{#LOGIN_PASSWORDS_NOEQU#}";
        targetField = 'n_pass';
    {rdelim}

    if (message !== "") {ldelim}
        errorText.innerText = message;
        errorBlock.classList.remove('d-none');
        
        errorBlock.classList.add('animate__shakeX');
        setTimeout(() => errorBlock.classList.remove('animate__shakeX'), 500);
        
        document.getElementById(targetField).focus();
        return false;
    {rdelim}

    return true;
{rdelim}
</script>

<div class="container py-4">
    <div class="row justify-content-center">
        <div class="col-lg-6">
            
            <div id="js-error-block" class="alert alert-danger shadow-sm border-0 mb-4 d-none animate__animated">
                <div class="d-flex align-items-center">
                    <i class="bi bi-exclamation-circle fs-5 me-3"></i>
                    <div id="js-error-text"></div>
                </div>
            </div>

            {if $changeok == 1}
                <div class="alert alert-success shadow-sm border-0 mb-4 animate__animated animate__fadeIn">
                    <div class="d-flex align-items-center">
                        <i class="bi bi-check-circle-fill fs-2 me-3"></i>
                        <div>
                            <h4 class="h6 mb-1 fw-bold">{#LOGIN_PASSWORD_OK#}</h4>
                            <p class="mb-0 small opacity-75">{#LOGIN_AKTIV_NEW_PASS#}</p>
                        </div>
                        <a href="index.php?module=login&action=info" class="btn btn-sm btn-success ms-auto shadow-sm">{#LOGIN_NEW_PASS_REDIR#}</a>
                    </div>
                </div>
            {else}

                <div class="card shadow-sm border-0">
                    <div class="card-header bg-primary text-white py-3 d-flex justify-content-between align-items-center">
                        <h2 class="h5 mb-0"><i class="bi bi-shield-lock me-2"></i> {#LOGIN_PASSWORD_CHANGE#}</h2>
                        <a href="index.php?module=login&action=info" class="btn btn-outline-light btn-sm fw-bold shadow-sm">
                            <i class="bi bi-x-lg me-1"></i> {#LOGIN_CANCEL#}
                        </a>
                    </div>

                    <div class="card-body p-4">
                        <p class="text-muted small mb-4">{#LOGIN_PASSWORD_INFO#}</p>

                        {if $errors}
                            <div class="alert alert-warning border-0 shadow-sm mb-4">
                                <ul class="mb-0 small">
                                    {foreach from=$errors item=error}
                                        <li><i class="bi bi-chevron-right me-1"></i> {$error}</li>
                                    {/foreach}
                                </ul>
                            </div>
                        {/if}

                        <form method="post" action="{$ABS_PATH}index.php?module=login&action=change" onsubmit="return check_password();">
                            <input type="hidden" name="sub" value="send" />

                            <div class="mb-3">
                                <label class="form-label small fw-bold text-muted text-uppercase">{#LOGIN_OLD_PASSWORD#}</label>
                                <div class="input-group">
                                    <span class="input-group-text bg-light border-end-0"><i class="bi bi-key text-muted"></i></span>
                                    <input type="password" name="old_pass" id="o_pass" class="form-control border-start-0" />
                                    <button class="btn btn-outline-secondary border-start-0 toggle-password" type="button"><i class="bi bi-eye"></i></button>
                                </div>
                            </div>

                            <hr class="my-4 opacity-25">

                            <div class="mb-3">
                                <label class="form-label small fw-bold text-muted text-uppercase">{#LOGIN_NEW_PASSWORD#}</label>
                                <div class="input-group">
                                    <span class="input-group-text bg-light border-end-0"><i class="bi bi-lock text-primary"></i></span>
                                    <input type="password" name="new_pass" id="n_pass" class="form-control border-start-0" />
                                    <button class="btn btn-outline-secondary border-start-0 toggle-password" type="button"><i class="bi bi-eye"></i></button>
                                </div>
                            </div>

                            <div class="mb-4">
                                <label class="form-label small fw-bold text-muted text-uppercase">{#LOGIN_NEW_PASSWORD_C#}</label>
                                <div class="input-group">
                                    <span class="input-group-text bg-light border-end-0"><i class="bi bi-check-all text-primary"></i></span>
                                    <input type="password" name="new_pass_c" id="n_pass_c" class="form-control border-start-0" />
                                    <button class="btn btn-outline-secondary border-start-0 toggle-password" type="button"><i class="bi bi-eye"></i></button>
                                </div>
                            </div>

                            <div class="d-grid">
                                <button class="btn btn-primary btn-lg shadow-sm fw-bold" type="submit">
                                    {#LOGIN_CHANGE_PASSWORD#}
                                </button>
                            </div>
                        </form>
                    </div>
                </div>
            {/if}
        </div>
    </div>
</div>

<script>
document.querySelectorAll('.toggle-password').forEach(button => {
    button.addEventListener('click', function() {
        const input = this.parentElement.querySelector('input');
        const icon = this.querySelector('i');
        if (input.type === 'password') {
            input.type = 'text';
            icon.classList.replace('bi-eye', 'bi-eye-slash');
        } else {
            input.type = 'password';
            icon.classList.replace('bi-eye-slash', 'bi-eye');
        }
    });
});
</script>