| 1 |
<?php |
| 2 |
/** |
| 3 |
* Forumax Login & Registration Form Shortcode |
| 4 |
* |
| 5 |
* Renders a tabbed Login / Sign Up form. Uses wp_login_form() to ensure |
| 6 |
* Google Site Kit (and any plugin that hooks into `login_form`) works. |
| 7 |
* |
| 8 |
* @package Forumax |
| 9 |
*/ |
| 10 |
|
| 11 |
defined( 'ABSPATH' ) || exit; |
| 12 |
|
| 13 |
/** |
| 14 |
* Render the tabbed login and registration form. |
| 15 |
* |
| 16 |
* @param array $atts Shortcode attributes. |
| 17 |
* |
| 18 |
* @return string HTML output. |
| 19 |
*/ |
| 20 |
function forumax_login_form_shortcode( $atts ) { |
| 21 |
// If user already logged in, return a message. |
| 22 |
if ( is_user_logged_in() ) { |
| 23 |
return '<div class="frmx-auth-logged-in">' . esc_html__( 'You are already logged in.', 'forumax' ) . '</div>'; |
| 24 |
} |
| 25 |
|
| 26 |
// Same shortcode is used on several spots of one page (reply prompt, topic |
| 27 |
// prompt, subscribe modal, page content). Each instance needs its own IDs |
| 28 |
// so a later form is not dropped and tabs/labels stay wired to that form. |
| 29 |
static $frmx_login_form_instance = 0; |
| 30 |
$frmx_login_form_instance++; |
| 31 |
$uid = 'frmx-auth-' . $frmx_login_form_instance; |
| 32 |
|
| 33 |
// Extract shortcode attributes with defaults. |
| 34 |
$atts = shortcode_atts( array( |
| 35 |
'redirect' => '', |
| 36 |
), $atts ); |
| 37 |
|
| 38 |
// Set redirect URL. |
| 39 |
$redirect_url = ! empty( $atts['redirect'] ) ? $atts['redirect'] : get_permalink(); |
| 40 |
|
| 41 |
$can_register = get_option( 'users_can_register' ); |
| 42 |
$wrapper_id = $uid; |
| 43 |
|
| 44 |
// Errors passed back by forumax_login_failed_redirect() / forumax_handle_registration(). |
| 45 |
// phpcs:disable WordPress.Security.NonceVerification.Recommended -- read-only display flags. |
| 46 |
$login_failed = isset( $_GET['login'] ) && 'failed' === sanitize_key( wp_unslash( $_GET['login'] ) ); |
| 47 |
$reg_errors = isset( $_GET['reg_error'] ) ? array_filter( array_map( 'sanitize_key', explode( ',', sanitize_text_field( wp_unslash( $_GET['reg_error'] ) ) ) ) ) : array(); |
| 48 |
// phpcs:enable |
| 49 |
$active_tab = ( $can_register && ! empty( $reg_errors ) ) ? 'register' : 'login'; |
| 50 |
|
| 51 |
ob_start(); |
| 52 |
?> |
| 53 |
<div class="frmx-auth-tabs" id="<?php echo esc_attr( $wrapper_id ); ?>"> |
| 54 |
|
| 55 |
<?php if ( $can_register ) : ?> |
| 56 |
<div class="frmx-auth-tabs-header"> |
| 57 |
<button type="button" class="frmx-auth-tab<?php echo 'login' === $active_tab ? ' frmx-auth-tab-active' : ''; ?>" data-frmx-tab="login"> |
| 58 |
<?php esc_html_e( 'Sign In', 'forumax' ); ?> |
| 59 |
</button> |
| 60 |
<button type="button" class="frmx-auth-tab<?php echo 'register' === $active_tab ? ' frmx-auth-tab-active' : ''; ?>" data-frmx-tab="register"> |
| 61 |
<?php esc_html_e( 'Create Account', 'forumax' ); ?> |
| 62 |
</button> |
| 63 |
</div> |
| 64 |
<?php endif; ?> |
| 65 |
|
| 66 |
<!-- Login Tab --> |
| 67 |
<div class="frmx-auth-panel<?php echo 'login' === $active_tab ? ' frmx-auth-panel-active' : ''; ?>" data-frmx-panel="login"> |
| 68 |
<?php if ( $login_failed ) : ?> |
| 69 |
<div class="frmx-auth-error bbp-template-notice error" role="alert"> |
| 70 |
<p><?php esc_html_e( 'Invalid username, email address or password. Please try again.', 'forumax' ); ?></p> |
| 71 |
</div> |
| 72 |
<?php endif; ?> |
| 73 |
<?php |
| 74 |
$form_html = wp_login_form( array( |
| 75 |
'redirect' => $redirect_url, |
| 76 |
'label_username' => esc_html__( 'Username or Email', 'forumax' ), |
| 77 |
'label_password' => esc_html__( 'Password', 'forumax' ), |
| 78 |
'label_remember' => esc_html__( 'Remember Me', 'forumax' ), |
| 79 |
'label_log_in' => esc_html__( 'Sign In', 'forumax' ), |
| 80 |
'form_id' => $uid . '-login', |
| 81 |
'id_username' => $uid . '-user', |
| 82 |
'id_password' => $uid . '-pass', |
| 83 |
'id_remember' => $uid . '-remember', |
| 84 |
'id_submit' => $uid . '-submit', |
| 85 |
'remember' => true, |
| 86 |
'echo' => false, |
| 87 |
) ); |
| 88 |
|
| 89 |
// Class hook for styling (keeps a stable selector with form_id). |
| 90 |
$form_html = preg_replace( |
| 91 |
'/<form\b/i', |
| 92 |
'<form class="forumax_login_form"', |
| 93 |
$form_html, |
| 94 |
1 |
| 95 |
); |
| 96 |
|
| 97 |
// Add placeholders to core login form fields. |
| 98 |
$username_placeholder = esc_attr__( 'Username or Email', 'forumax' ); |
| 99 |
$password_placeholder = esc_attr__( 'Password', 'forumax' ); |
| 100 |
|
| 101 |
$form_html = preg_replace( |
| 102 |
'/(<input\b(?![^>]*\bplaceholder=)[^>]*\bname=["\']log["\'][^>]*)(\/?\s*>)/i', |
| 103 |
'$1 placeholder="' . $username_placeholder . '"$2', |
| 104 |
$form_html |
| 105 |
); |
| 106 |
$form_html = preg_replace( |
| 107 |
'/(<input\b(?![^>]*\bplaceholder=)[^>]*\bname=["\']pwd["\'][^>]*)(\/?\s*>)/i', |
| 108 |
'$1 placeholder="' . $password_placeholder . '"$2', |
| 109 |
$form_html |
| 110 |
); |
| 111 |
|
| 112 |
// Marks submissions from this form so only they are redirected back on failure. |
| 113 |
$form_html = preg_replace( '/<\/form>/i', '<input type="hidden" name="forumax_login" value="1" /></form>', $form_html, 1 ); |
| 114 |
|
| 115 |
echo $form_html; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped |
| 116 |
?> |
| 117 |
|
| 118 |
<?php |
| 119 |
/** |
| 120 |
* Hook to display social login buttons (e.g. Google Site Kit). |
| 121 |
*/ |
| 122 |
do_action( 'forumax_login_form_social_buttons' ); |
| 123 |
?> |
| 124 |
</div> |
| 125 |
|
| 126 |
<?php if ( $can_register ) : ?> |
| 127 |
<!-- Registration Tab --> |
| 128 |
<div class="frmx-auth-panel<?php echo 'register' === $active_tab ? ' frmx-auth-panel-active' : ''; ?>" data-frmx-panel="register"> |
| 129 |
<?php if ( ! empty( $reg_errors ) ) : ?> |
| 130 |
<div class="frmx-auth-error bbp-template-notice error" role="alert"> |
| 131 |
<?php foreach ( $reg_errors as $reg_error ) : ?> |
| 132 |
<p><?php echo esc_html( forumax_registration_error_message( $reg_error ) ); ?></p> |
| 133 |
<?php endforeach; ?> |
| 134 |
</div> |
| 135 |
<?php endif; ?> |
| 136 |
<form method="post" action="<?php echo esc_url( admin_url( 'admin-post.php' ) ); ?>" class="frmx-auth-register-form"> |
| 137 |
<input type="hidden" name="action" value="forumax_register" /> |
| 138 |
<input type="hidden" name="redirect_to" value="<?php echo esc_url( $redirect_url ); ?>" /> |
| 139 |
|
| 140 |
<div class="frmx-auth-field"> |
| 141 |
<label for="<?php echo esc_attr( $uid ); ?>-reg-login"><?php esc_html_e( 'Username', 'forumax' ); ?></label> |
| 142 |
<input type="text" name="user_login" id="<?php echo esc_attr( $uid ); ?>-reg-login" placeholder="<?php esc_attr_e( 'Username', 'forumax' ); ?>" autocomplete="username" required /> |
| 143 |
</div> |
| 144 |
|
| 145 |
<div class="frmx-auth-field"> |
| 146 |
<label for="<?php echo esc_attr( $uid ); ?>-reg-email"><?php esc_html_e( 'Email', 'forumax' ); ?></label> |
| 147 |
<input type="email" name="user_email" id="<?php echo esc_attr( $uid ); ?>-reg-email" placeholder="<?php esc_attr_e( 'Email', 'forumax' ); ?>" autocomplete="email" required /> |
| 148 |
</div> |
| 149 |
|
| 150 |
<div class="frmx-auth-field"> |
| 151 |
<label for="<?php echo esc_attr( $uid ); ?>-reg-pass"><?php esc_html_e( 'Password', 'forumax' ); ?></label> |
| 152 |
<input type="password" name="user_pass" id="<?php echo esc_attr( $uid ); ?>-reg-pass" placeholder="<?php esc_attr_e( 'Password', 'forumax' ); ?>" autocomplete="new-password" required /> |
| 153 |
</div> |
| 154 |
|
| 155 |
<div class="frmx-auth-field"> |
| 156 |
<label for="<?php echo esc_attr( $uid ); ?>-reg-pass-confirm"><?php esc_html_e( 'Confirm Password', 'forumax' ); ?></label> |
| 157 |
<input type="password" name="user_pass_confirm" id="<?php echo esc_attr( $uid ); ?>-reg-pass-confirm" placeholder="<?php esc_attr_e( 'Confirm Password', 'forumax' ); ?>" autocomplete="new-password" required /> |
| 158 |
</div> |
| 159 |
|
| 160 |
<?php |
| 161 |
/** |
| 162 |
* Fires inside the registration form. |
| 163 |
* |
| 164 |
* This is the standard WordPress hook that plugins (e.g. CAPTCHA, |
| 165 |
* custom fields) use to inject content into registration forms. |
| 166 |
*/ |
| 167 |
do_action( 'register_form' ); |
| 168 |
?> |
| 169 |
|
| 170 |
<div class="frmx-auth-submit"> |
| 171 |
<button type="submit" id="<?php echo esc_attr( $uid ); ?>-register" name="wp-submit" class="button submit fill-brand"> |
| 172 |
<?php esc_html_e( 'Register', 'forumax' ); ?> |
| 173 |
</button> |
| 174 |
</div> |
| 175 |
|
| 176 |
<?php wp_nonce_field( 'forumax_register', 'forumax_register_nonce' ); ?> |
| 177 |
</form> |
| 178 |
</div> |
| 179 |
<?php endif; ?> |
| 180 |
|
| 181 |
</div> |
| 182 |
|
| 183 |
<script> |
| 184 |
( function() { |
| 185 |
var wrapper = document.getElementById( '<?php echo esc_js( $wrapper_id ); ?>' ); |
| 186 |
if ( ! wrapper ) { |
| 187 |
return; |
| 188 |
} |
| 189 |
|
| 190 |
var tabs = wrapper.querySelectorAll( '.frmx-auth-tab' ); |
| 191 |
var panels = wrapper.querySelectorAll( '.frmx-auth-panel' ); |
| 192 |
|
| 193 |
tabs.forEach( function( tab ) { |
| 194 |
tab.addEventListener( 'click', function() { |
| 195 |
var target = this.getAttribute( 'data-frmx-tab' ); |
| 196 |
|
| 197 |
tabs.forEach( function( t ) { |
| 198 |
t.classList.remove( 'frmx-auth-tab-active' ); |
| 199 |
} ); |
| 200 |
this.classList.add( 'frmx-auth-tab-active' ); |
| 201 |
|
| 202 |
panels.forEach( function( p ) { |
| 203 |
if ( p.getAttribute( 'data-frmx-panel' ) === target ) { |
| 204 |
p.classList.add( 'frmx-auth-panel-active' ); |
| 205 |
} else { |
| 206 |
p.classList.remove( 'frmx-auth-panel-active' ); |
| 207 |
} |
| 208 |
} ); |
| 209 |
} ); |
| 210 |
} ); |
| 211 |
|
| 212 |
/* Password visibility toggle */ |
| 213 |
var eyeShow = '<svg xmlns="http://www.w3.org/2000/svg" width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M1 12s4-8 11-8 11 8 11 8-4 8-11 8-11-8-11-8z"/><circle cx="12" cy="12" r="3"/></svg>'; |
| 214 |
var eyeHide = '<svg xmlns="http://www.w3.org/2000/svg" width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M17.94 17.94A10.07 10.07 0 0 1 12 20c-7 0-11-8-11-8a18.45 18.45 0 0 1 5.06-5.94M9.9 4.24A9.12 9.12 0 0 1 12 4c7 0 11 8 11 8a18.5 18.5 0 0 1-2.16 3.19m-6.72-1.07a3 3 0 1 1-4.24-4.24"/><line x1="1" y1="1" x2="23" y2="23"/></svg>'; |
| 215 |
|
| 216 |
wrapper.querySelectorAll( 'input[type="password"]' ).forEach( function( input ) { |
| 217 |
var container = document.createElement( 'div' ); |
| 218 |
container.className = 'frmx-auth-password-wrap'; |
| 219 |
input.parentNode.insertBefore( container, input ); |
| 220 |
container.appendChild( input ); |
| 221 |
|
| 222 |
var toggleBtn = document.createElement( 'button' ); |
| 223 |
toggleBtn.type = 'button'; |
| 224 |
toggleBtn.className = 'frmx-auth-eye-toggle'; |
| 225 |
toggleBtn.setAttribute( 'aria-label', 'Toggle password visibility' ); |
| 226 |
toggleBtn.innerHTML = eyeShow; |
| 227 |
container.appendChild( toggleBtn ); |
| 228 |
|
| 229 |
toggleBtn.addEventListener( 'click', function() { |
| 230 |
var isPassword = input.type === 'password'; |
| 231 |
input.type = isPassword ? 'text' : 'password'; |
| 232 |
this.innerHTML = isPassword ? eyeHide : eyeShow; |
| 233 |
input.focus(); |
| 234 |
} ); |
| 235 |
} ); |
| 236 |
} )(); |
| 237 |
</script> |
| 238 |
<?php |
| 239 |
|
| 240 |
return ob_get_clean(); |
| 241 |
} |
| 242 |
|
| 243 |
add_shortcode( 'forumax_login_form', 'forumax_login_form_shortcode' ); |
| 244 |
|
| 245 |
/** |
| 246 |
* Redirect to the referrer page after a failed login attempt. |
| 247 |
* |
| 248 |
* @param string $username The username that failed login. |
| 249 |
* |
| 250 |
* @return void |
| 251 |
*/ |
| 252 |
function forumax_login_failed_redirect( $username ) { |
| 253 |
// Only handle the Forumax form; other login forms (WooCommerce, REST, |
| 254 |
// XML-RPC, wp-login.php) keep their own error handling. |
| 255 |
// phpcs:ignore WordPress.Security.NonceVerification.Missing -- core login has no nonce; this only picks the redirect target. |
| 256 |
if ( empty( $_POST['forumax_login'] ) ) { |
| 257 |
return; |
| 258 |
} |
| 259 |
|
| 260 |
$referrer = wp_get_referer(); |
| 261 |
if ( ! empty( $referrer ) && ! str_contains( $referrer, 'wp-login.php' ) ) { |
| 262 |
wp_safe_redirect( add_query_arg( 'login', 'failed', remove_query_arg( array( 'login', 'reg_error' ), $referrer ) ) ); |
| 263 |
exit; |
| 264 |
} |
| 265 |
} |
| 266 |
|
| 267 |
add_action( 'wp_login_failed', 'forumax_login_failed_redirect' ); |
| 268 |
|
| 269 |
/** |
| 270 |
* Human readable message for a registration error code. |
| 271 |
* |
| 272 |
* @param string $code Error code. |
| 273 |
* @return string |
| 274 |
*/ |
| 275 |
function forumax_registration_error_message( $code ) { |
| 276 |
$messages = array( |
| 277 |
'empty_username' => __( 'Please enter a username.', 'forumax' ), |
| 278 |
'invalid_username' => __( 'This username is invalid. Please use letters, numbers and - _ . @ only.', 'forumax' ), |
| 279 |
'existing_user_login' => __( 'This username is already registered. Please choose another one.', 'forumax' ), |
| 280 |
'invalid_email' => __( 'Please enter a valid email address.', 'forumax' ), |
| 281 |
'email_exists' => __( 'This email address is already registered.', 'forumax' ), |
| 282 |
'existing_user_email' => __( 'This email address is already registered.', 'forumax' ), |
| 283 |
'empty_password' => __( 'Please enter a password.', 'forumax' ), |
| 284 |
'password_mismatch' => __( 'The passwords do not match.', 'forumax' ), |
| 285 |
); |
| 286 |
|
| 287 |
return $messages[ $code ] ?? __( 'Registration failed. Please check the form and try again.', 'forumax' ); |
| 288 |
} |
| 289 |
|
| 290 |
/** |
| 291 |
* Handle the custom registration form submission. |
| 292 |
* |
| 293 |
* Creates a new user with the provided username, email, and password, |
| 294 |
* auto-logs them in, and redirects to the referring page. |
| 295 |
* |
| 296 |
* @return void |
| 297 |
*/ |
| 298 |
function forumax_handle_registration() { |
| 299 |
// Verify nonce. |
| 300 |
if ( ! isset( $_POST['forumax_register_nonce'] ) || ! wp_verify_nonce( sanitize_text_field( wp_unslash( $_POST['forumax_register_nonce'] ) ), 'forumax_register' ) ) { |
| 301 |
wp_die( esc_html__( 'Security check failed.', 'forumax' ), 403 ); |
| 302 |
} |
| 303 |
|
| 304 |
// Check registration is allowed. |
| 305 |
if ( ! get_option( 'users_can_register' ) ) { |
| 306 |
wp_die( esc_html__( 'Registration is currently disabled.', 'forumax' ), 403 ); |
| 307 |
} |
| 308 |
|
| 309 |
$redirect = ! empty( $_POST['redirect_to'] ) ? esc_url_raw( wp_unslash( $_POST['redirect_to'] ) ) : home_url(); |
| 310 |
$referrer = wp_get_referer(); |
| 311 |
if ( empty( $referrer ) ) { |
| 312 |
$referrer = $redirect; |
| 313 |
} |
| 314 |
|
| 315 |
$user_login = isset( $_POST['user_login'] ) ? sanitize_user( wp_unslash( $_POST['user_login'] ) ) : ''; |
| 316 |
$user_email = isset( $_POST['user_email'] ) ? sanitize_email( wp_unslash( $_POST['user_email'] ) ) : ''; |
| 317 |
$user_pass = isset( $_POST['user_pass'] ) ? $_POST['user_pass'] : ''; // phpcs:ignore WordPress.Security.ValidatedSanitizedInput -- password must not be sanitized. |
| 318 |
$user_pass_confirm = isset( $_POST['user_pass_confirm'] ) ? $_POST['user_pass_confirm'] : ''; // phpcs:ignore |
| 319 |
|
| 320 |
// Validate fields. |
| 321 |
$errors = array(); |
| 322 |
|
| 323 |
if ( empty( $user_login ) ) { |
| 324 |
$errors[] = 'empty_username'; |
| 325 |
} |
| 326 |
|
| 327 |
if ( empty( $user_email ) || ! is_email( $user_email ) ) { |
| 328 |
$errors[] = 'invalid_email'; |
| 329 |
} |
| 330 |
|
| 331 |
if ( empty( $user_pass ) ) { |
| 332 |
$errors[] = 'empty_password'; |
| 333 |
} |
| 334 |
|
| 335 |
if ( $user_pass !== $user_pass_confirm ) { |
| 336 |
$errors[] = 'password_mismatch'; |
| 337 |
} |
| 338 |
|
| 339 |
if ( empty( $errors ) ) { |
| 340 |
if ( ! validate_username( $user_login ) ) { |
| 341 |
$errors[] = 'invalid_username'; |
| 342 |
} elseif ( username_exists( $user_login ) ) { |
| 343 |
$errors[] = 'existing_user_login'; |
| 344 |
} |
| 345 |
|
| 346 |
if ( email_exists( $user_email ) ) { |
| 347 |
$errors[] = 'email_exists'; |
| 348 |
} |
| 349 |
} |
| 350 |
|
| 351 |
// Let CAPTCHA / anti-spam plugins that print into `register_form` |
| 352 |
// validate the submission too, as core registration does. |
| 353 |
if ( empty( $errors ) ) { |
| 354 |
$wp_errors = new WP_Error(); |
| 355 |
do_action( 'register_post', $user_login, $user_email, $wp_errors ); |
| 356 |
$wp_errors = apply_filters( 'registration_errors', $wp_errors, $user_login, $user_email ); |
| 357 |
|
| 358 |
if ( is_wp_error( $wp_errors ) && $wp_errors->has_errors() ) { |
| 359 |
$errors = array_merge( $errors, $wp_errors->get_error_codes() ); |
| 360 |
} |
| 361 |
} |
| 362 |
|
| 363 |
if ( ! empty( $errors ) ) { |
| 364 |
wp_safe_redirect( add_query_arg( 'reg_error', implode( ',', array_unique( $errors ) ), remove_query_arg( array( 'login', 'reg_error' ), $referrer ) ) ); |
| 365 |
exit; |
| 366 |
} |
| 367 |
|
| 368 |
// Let external plugins validate registration (e.g. Envato license check). |
| 369 |
$sbv_valid = apply_filters( 'sbv_validate_registration', true ); |
| 370 |
if ( is_wp_error( $sbv_valid ) ) { |
| 371 |
wp_safe_redirect( add_query_arg( 'reg_error', $sbv_valid->get_error_code(), $referrer ) ); |
| 372 |
exit; |
| 373 |
} |
| 374 |
|
| 375 |
// Create the user. |
| 376 |
$user_id = wp_create_user( $user_login, $user_pass, $user_email ); |
| 377 |
|
| 378 |
if ( is_wp_error( $user_id ) ) { |
| 379 |
$error_code = $user_id->get_error_code(); |
| 380 |
wp_safe_redirect( add_query_arg( 'reg_error', $error_code, $referrer ) ); |
| 381 |
exit; |
| 382 |
} |
| 383 |
|
| 384 |
// Auto-login the new user. |
| 385 |
wp_set_current_user( $user_id ); |
| 386 |
wp_set_auth_cookie( $user_id, true ); |
| 387 |
|
| 388 |
wp_safe_redirect( $redirect ); |
| 389 |
exit; |
| 390 |
} |
| 391 |
|
| 392 |
add_action( 'admin_post_nopriv_forumax_register', 'forumax_handle_registration' ); |
| 393 |
add_action( 'admin_post_forumax_register', 'forumax_handle_registration' ); |
| 394 |
|
