| 1 |
<?php |
| 2 |
/** |
| 3 |
* Maintenance Mode extension. |
| 4 |
* |
| 5 |
* @package King_Addons |
| 6 |
*/ |
| 7 |
|
| 8 |
namespace King_Addons\Maintenance_Mode; |
| 9 |
|
| 10 |
if (!defined('ABSPATH')) { |
| 11 |
exit; |
| 12 |
} |
| 13 |
|
| 14 |
class Maintenance_Mode |
| 15 |
{ |
| 16 |
private const OPTION_NAME = 'kng_maintenance_settings'; |
| 17 |
|
| 18 |
private static ?Maintenance_Mode $instance = null; |
| 19 |
|
| 20 |
/** |
| 21 |
* Cached settings. |
| 22 |
* |
| 23 |
* @var array<string, mixed> |
| 24 |
*/ |
| 25 |
private array $settings = []; |
| 26 |
|
| 27 |
public static function instance(): Maintenance_Mode |
| 28 |
{ |
| 29 |
if (self::$instance === null) { |
| 30 |
self::$instance = new self(); |
| 31 |
} |
| 32 |
|
| 33 |
return self::$instance; |
| 34 |
} |
| 35 |
|
| 36 |
private function __construct() |
| 37 |
{ |
| 38 |
$this->settings = $this->get_settings(); |
| 39 |
|
| 40 |
add_action('admin_menu', [$this, 'register_admin_menu']); |
| 41 |
add_action('admin_init', [$this, 'register_settings']); |
| 42 |
add_action('admin_enqueue_scripts', [$this, 'enqueue_admin_assets']); |
| 43 |
add_action('template_redirect', [$this, 'maybe_render_maintenance'], 1); |
| 44 |
|
| 45 |
add_action('admin_post_kng_maintenance_export', [$this, 'handle_export']); |
| 46 |
add_action('admin_post_kng_maintenance_import', [$this, 'handle_import']); |
| 47 |
|
| 48 |
add_shortcode('kng_maintenance_page', [$this, 'render_shortcode']); |
| 49 |
} |
| 50 |
|
| 51 |
public function register_admin_menu(): void |
| 52 |
{ |
| 53 |
add_submenu_page( |
| 54 |
'king-addons', |
| 55 |
__('Maintenance Mode', 'king-addons'), |
| 56 |
__('Maintenance Mode', 'king-addons'), |
| 57 |
'manage_options', |
| 58 |
'king-addons-maintenance-mode', |
| 59 |
[$this, 'render_admin_page'] |
| 60 |
); |
| 61 |
} |
| 62 |
|
| 63 |
public function register_settings(): void |
| 64 |
{ |
| 65 |
register_setting( |
| 66 |
'kng_maintenance_settings_group', |
| 67 |
self::OPTION_NAME, |
| 68 |
[ |
| 69 |
'type' => 'array', |
| 70 |
'sanitize_callback' => [$this, 'sanitize_settings'], |
| 71 |
'default' => $this->get_default_settings(), |
| 72 |
] |
| 73 |
); |
| 74 |
} |
| 75 |
|
| 76 |
public function enqueue_admin_assets(string $hook): void |
| 77 |
{ |
| 78 |
if ($hook !== 'king-addons_page_king-addons-maintenance-mode') { |
| 79 |
return; |
| 80 |
} |
| 81 |
|
| 82 |
$shared_css = KING_ADDONS_URL . 'includes/admin/layouts/shared/admin-v3-styles.css'; |
| 83 |
$shared_path = KING_ADDONS_PATH . 'includes/admin/layouts/shared/admin-v3-styles.css'; |
| 84 |
$shared_version = file_exists($shared_path) ? filemtime($shared_path) : KING_ADDONS_VERSION; |
| 85 |
wp_enqueue_style('king-addons-admin-v3', $shared_css, [], $shared_version); |
| 86 |
|
| 87 |
$admin_css = KING_ADDONS_URL . 'includes/extensions/Maintenance_Mode/assets/admin.css'; |
| 88 |
$admin_path = KING_ADDONS_PATH . 'includes/extensions/Maintenance_Mode/assets/admin.css'; |
| 89 |
$admin_version = file_exists($admin_path) ? filemtime($admin_path) : KING_ADDONS_VERSION; |
| 90 |
wp_enqueue_style('king-addons-maintenance-admin', $admin_css, ['king-addons-admin-v3'], $admin_version); |
| 91 |
|
| 92 |
$admin_js = KING_ADDONS_URL . 'includes/extensions/Maintenance_Mode/assets/admin.js'; |
| 93 |
$admin_path_js = KING_ADDONS_PATH . 'includes/extensions/Maintenance_Mode/assets/admin.js'; |
| 94 |
$admin_js_version = file_exists($admin_path_js) ? filemtime($admin_path_js) : KING_ADDONS_VERSION; |
| 95 |
wp_enqueue_script('king-addons-maintenance-admin', $admin_js, ['jquery'], $admin_js_version, true); |
| 96 |
|
| 97 |
wp_localize_script('king-addons-maintenance-admin', 'KNGMaintenance', [ |
| 98 |
'ajaxUrl' => admin_url('admin-ajax.php'), |
| 99 |
'themeNonce' => wp_create_nonce('king_addons_dashboard_ui'), |
| 100 |
]); |
| 101 |
} |
| 102 |
|
| 103 |
public function render_admin_page(): void |
| 104 |
{ |
| 105 |
if (!current_user_can('manage_options')) { |
| 106 |
return; |
| 107 |
} |
| 108 |
|
| 109 |
$view = isset($_GET['view']) ? sanitize_key($_GET['view']) : 'dashboard'; |
| 110 |
$is_pro = $this->is_pro(); |
| 111 |
$settings = $this->get_settings(); |
| 112 |
$templates = $this->get_builtin_templates(); |
| 113 |
|
| 114 |
include __DIR__ . '/templates/admin-page.php'; |
| 115 |
} |
| 116 |
|
| 117 |
public function maybe_render_maintenance(): void |
| 118 |
{ |
| 119 |
if ($this->is_preview_request()) { |
| 120 |
$this->render_maintenance_response(true); |
| 121 |
exit; |
| 122 |
} |
| 123 |
|
| 124 |
if (!$this->is_mode_active()) { |
| 125 |
return; |
| 126 |
} |
| 127 |
|
| 128 |
if ($this->should_bypass_request()) { |
| 129 |
return; |
| 130 |
} |
| 131 |
|
| 132 |
$this->render_maintenance_response(false); |
| 133 |
exit; |
| 134 |
} |
| 135 |
|
| 136 |
private function is_mode_active(): bool |
| 137 |
{ |
| 138 |
if (empty($this->settings['enabled'])) { |
| 139 |
return false; |
| 140 |
} |
| 141 |
|
| 142 |
if (empty($this->settings['schedule_enabled'])) { |
| 143 |
return true; |
| 144 |
} |
| 145 |
|
| 146 |
$start = $this->parse_schedule_time($this->settings['schedule_start'] ?? ''); |
| 147 |
$end = $this->parse_schedule_time($this->settings['schedule_end'] ?? ''); |
| 148 |
$now = current_time('timestamp', true); |
| 149 |
|
| 150 |
if ($start && $end) { |
| 151 |
return $now >= $start && $now <= $end; |
| 152 |
} |
| 153 |
|
| 154 |
if ($start && !$end) { |
| 155 |
return $now >= $start; |
| 156 |
} |
| 157 |
|
| 158 |
if (!$start && $end) { |
| 159 |
return $now <= $end; |
| 160 |
} |
| 161 |
|
| 162 |
return false; |
| 163 |
} |
| 164 |
|
| 165 |
private function should_bypass_request(): bool |
| 166 |
{ |
| 167 |
if (defined('WP_CLI') && WP_CLI) { |
| 168 |
return true; |
| 169 |
} |
| 170 |
|
| 171 |
if (wp_doing_cron()) { |
| 172 |
return true; |
| 173 |
} |
| 174 |
|
| 175 |
if (is_admin()) { |
| 176 |
return true; |
| 177 |
} |
| 178 |
|
| 179 |
if (wp_doing_ajax() && !empty($this->settings['allow_admin_ajax'])) { |
| 180 |
return true; |
| 181 |
} |
| 182 |
|
| 183 |
if ($this->is_login_request()) { |
| 184 |
return true; |
| 185 |
} |
| 186 |
|
| 187 |
if (!empty($this->settings['disable_elementor_editor']) && $this->is_elementor_editor()) { |
| 188 |
return true; |
| 189 |
} |
| 190 |
|
| 191 |
if ($this->is_rest_request()) { |
| 192 |
if (is_user_logged_in()) { |
| 193 |
return true; |
| 194 |
} |
| 195 |
return !empty($this->settings['allow_rest']); |
| 196 |
} |
| 197 |
|
| 198 |
if ($this->is_user_allowed()) { |
| 199 |
return true; |
| 200 |
} |
| 201 |
|
| 202 |
if ($this->is_ip_whitelisted()) { |
| 203 |
return true; |
| 204 |
} |
| 205 |
|
| 206 |
if ($this->is_path_whitelisted()) { |
| 207 |
return true; |
| 208 |
} |
| 209 |
|
| 210 |
return false; |
| 211 |
} |
| 212 |
|
| 213 |
private function is_user_allowed(): bool |
| 214 |
{ |
| 215 |
if (!is_user_logged_in()) { |
| 216 |
return false; |
| 217 |
} |
| 218 |
|
| 219 |
$user = wp_get_current_user(); |
| 220 |
if (!$user || !$user->ID) { |
| 221 |
return false; |
| 222 |
} |
| 223 |
|
| 224 |
if (!empty($this->settings['exclude_admin']) && user_can($user, 'manage_options')) { |
| 225 |
return true; |
| 226 |
} |
| 227 |
|
| 228 |
if ($this->is_pro()) { |
| 229 |
$allowed_roles = $this->settings['allowed_roles'] ?? []; |
| 230 |
if (!empty($allowed_roles) && array_intersect((array) $user->roles, $allowed_roles)) { |
| 231 |
return true; |
| 232 |
} |
| 233 |
} |
| 234 |
|
| 235 |
return false; |
| 236 |
} |
| 237 |
|
| 238 |
private function is_ip_whitelisted(): bool |
| 239 |
{ |
| 240 |
$whitelist = $this->settings['whitelist_ips'] ?? []; |
| 241 |
if (empty($whitelist)) { |
| 242 |
return false; |
| 243 |
} |
| 244 |
|
| 245 |
$ip = $this->get_client_ip(); |
| 246 |
if ($ip === '') { |
| 247 |
return false; |
| 248 |
} |
| 249 |
|
| 250 |
return in_array($ip, $whitelist, true); |
| 251 |
} |
| 252 |
|
| 253 |
private function is_path_whitelisted(): bool |
| 254 |
{ |
| 255 |
$paths = $this->settings['whitelist_paths'] ?? []; |
| 256 |
if (empty($paths)) { |
| 257 |
return false; |
| 258 |
} |
| 259 |
|
| 260 |
$request_uri = isset($_SERVER['REQUEST_URI']) ? (string) wp_unslash($_SERVER['REQUEST_URI']) : ''; |
| 261 |
$path = wp_parse_url($request_uri, PHP_URL_PATH); |
| 262 |
$path = $path ? '/' . ltrim($path, '/') : '/'; |
| 263 |
|
| 264 |
foreach ($paths as $allowed) { |
| 265 |
if ($allowed !== '/' && strpos($path, $allowed) === 0) { |
| 266 |
return true; |
| 267 |
} |
| 268 |
if ($allowed === $path) { |
| 269 |
return true; |
| 270 |
} |
| 271 |
} |
| 272 |
|
| 273 |
return false; |
| 274 |
} |
| 275 |
|
| 276 |
private function is_login_request(): bool |
| 277 |
{ |
| 278 |
$request_uri = isset($_SERVER['REQUEST_URI']) ? (string) wp_unslash($_SERVER['REQUEST_URI']) : ''; |
| 279 |
return strpos($request_uri, 'wp-login.php') !== false || strpos($request_uri, 'wp-register.php') !== false; |
| 280 |
} |
| 281 |
|
| 282 |
private function is_rest_request(): bool |
| 283 |
{ |
| 284 |
return defined('REST_REQUEST') && REST_REQUEST; |
| 285 |
} |
| 286 |
|
| 287 |
private function is_elementor_editor(): bool |
| 288 |
{ |
| 289 |
if (isset($_GET['elementor-preview'])) { |
| 290 |
return true; |
| 291 |
} |
| 292 |
|
| 293 |
if (class_exists('\\Elementor\\Plugin')) { |
| 294 |
$plugin = \Elementor\Plugin::instance(); |
| 295 |
if ($plugin->editor && $plugin->editor->is_edit_mode()) { |
| 296 |
return true; |
| 297 |
} |
| 298 |
} |
| 299 |
|
| 300 |
return false; |
| 301 |
} |
| 302 |
|
| 303 |
private function render_maintenance_response(bool $is_preview): void |
| 304 |
{ |
| 305 |
$mode = $this->settings['mode'] ?? 'coming_soon'; |
| 306 |
$status = $mode === 'maintenance' ? 503 : 200; |
| 307 |
|
| 308 |
if ($is_preview) { |
| 309 |
$status = 200; |
| 310 |
} |
| 311 |
|
| 312 |
status_header($status); |
| 313 |
nocache_headers(); |
| 314 |
header('Cache-Control: no-store, no-cache, must-revalidate, max-age=0'); |
| 315 |
|
| 316 |
$retry_after = (int) ($this->settings['retry_after'] ?? 0); |
| 317 |
if ($status === 503 && $retry_after > 0) { |
| 318 |
header('Retry-After: ' . $retry_after); |
| 319 |
} |
| 320 |
|
| 321 |
if (!empty($this->settings['noindex'])) { |
| 322 |
header('X-Robots-Tag: noindex, nofollow', true); |
| 323 |
} |
| 324 |
|
| 325 |
$title = $mode === 'maintenance' ? __('Maintenance Mode', 'king-addons') : __('Coming Soon', 'king-addons'); |
| 326 |
$content = $this->get_rendered_page_content(); |
| 327 |
|
| 328 |
$this->enqueue_frontend_assets(); |
| 329 |
|
| 330 |
echo '<!doctype html>'; |
| 331 |
echo '<html ' . get_language_attributes() . '>'; |
| 332 |
echo '<head>'; |
| 333 |
echo '<meta charset="' . esc_attr(get_bloginfo('charset')) . '">'; |
| 334 |
echo '<meta name="viewport" content="width=device-width, initial-scale=1">'; |
| 335 |
echo '<title>' . esc_html($title) . '</title>'; |
| 336 |
if (!empty($this->settings['noindex'])) { |
| 337 |
echo '<meta name="robots" content="noindex, nofollow">'; |
| 338 |
} |
| 339 |
wp_head(); |
| 340 |
echo '</head>'; |
| 341 |
echo '<body class="kng-maintenance-body">'; |
| 342 |
echo $content; |
| 343 |
wp_footer(); |
| 344 |
echo '</body></html>'; |
| 345 |
} |
| 346 |
|
| 347 |
private function enqueue_frontend_assets(): void |
| 348 |
{ |
| 349 |
wp_enqueue_style( |
| 350 |
'king-addons-maintenance-frontend', |
| 351 |
KING_ADDONS_URL . 'includes/extensions/Maintenance_Mode/assets/frontend.css', |
| 352 |
[], |
| 353 |
KING_ADDONS_VERSION |
| 354 |
); |
| 355 |
|
| 356 |
wp_enqueue_script( |
| 357 |
'king-addons-maintenance-frontend', |
| 358 |
KING_ADDONS_URL . 'includes/extensions/Maintenance_Mode/assets/frontend.js', |
| 359 |
[], |
| 360 |
KING_ADDONS_VERSION, |
| 361 |
true |
| 362 |
); |
| 363 |
} |
| 364 |
|
| 365 |
private function get_rendered_page_content(): string |
| 366 |
{ |
| 367 |
$theme = $this->settings['theme'] ?? 'dark'; |
| 368 |
$mode = $this->settings['mode'] ?? 'coming_soon'; |
| 369 |
$template_source = $this->settings['template_source'] ?? 'built_in'; |
| 370 |
|
| 371 |
$wrapper_classes = [ |
| 372 |
'kng-maintenance', |
| 373 |
$theme === 'light' ? 'kng-maintenance-theme-light' : 'kng-maintenance-theme-dark', |
| 374 |
$mode === 'maintenance' ? 'kng-maintenance-mode-maintenance' : 'kng-maintenance-mode-coming-soon', |
| 375 |
]; |
| 376 |
|
| 377 |
$content = ''; |
| 378 |
if ($template_source === 'page' && !empty($this->settings['page_id'])) { |
| 379 |
$content = $this->get_page_content((int) $this->settings['page_id']); |
| 380 |
} elseif ($template_source === 'elementor' && !empty($this->settings['elementor_id'])) { |
| 381 |
$content = $this->get_elementor_content((int) $this->settings['elementor_id']); |
| 382 |
} else { |
| 383 |
$content = $this->render_builtin_template((string) $this->settings['template_id']); |
| 384 |
} |
| 385 |
|
| 386 |
return '<main class="' . esc_attr(implode(' ', $wrapper_classes)) . '">' . $content . '</main>'; |
| 387 |
} |
| 388 |
|
| 389 |
public function render_shortcode(array $atts): string |
| 390 |
{ |
| 391 |
$atts = shortcode_atts([ |
| 392 |
'id' => '', |
| 393 |
'type' => '', |
| 394 |
'theme' => '', |
| 395 |
'full_height' => 'false', |
| 396 |
], $atts, 'kng_maintenance_page'); |
| 397 |
|
| 398 |
$theme = $atts['theme'] !== '' ? sanitize_key($atts['theme']) : ($this->settings['theme'] ?? 'dark'); |
| 399 |
$theme = $theme === 'light' ? 'light' : 'dark'; |
| 400 |
|
| 401 |
$template_source = $this->settings['template_source'] ?? 'built_in'; |
| 402 |
$template_id = $this->settings['template_id'] ?? 'minimal'; |
| 403 |
$page_id = (int) ($this->settings['page_id'] ?? 0); |
| 404 |
$elementor_id = (int) ($this->settings['elementor_id'] ?? 0); |
| 405 |
|
| 406 |
if ($atts['id'] !== '') { |
| 407 |
if (is_numeric($atts['id'])) { |
| 408 |
$template_source = 'page'; |
| 409 |
$page_id = absint($atts['id']); |
| 410 |
} else { |
| 411 |
$template_source = 'built_in'; |
| 412 |
$template_id = sanitize_key($atts['id']); |
| 413 |
} |
| 414 |
} |
| 415 |
|
| 416 |
if ($atts['type'] !== '') { |
| 417 |
$template_source = sanitize_key($atts['type']); |
| 418 |
if ($template_source === 'elementor' && is_numeric($atts['id'])) { |
| 419 |
$elementor_id = absint($atts['id']); |
| 420 |
} |
| 421 |
} |
| 422 |
|
| 423 |
$content = ''; |
| 424 |
if ($template_source === 'page' && $page_id) { |
| 425 |
$content = $this->get_page_content($page_id); |
| 426 |
} elseif ($template_source === 'elementor' && $elementor_id) { |
| 427 |
$content = $this->get_elementor_content($elementor_id); |
| 428 |
} else { |
| 429 |
$content = $this->render_builtin_template($this->ensure_template_allowed($template_id)); |
| 430 |
} |
| 431 |
|
| 432 |
$this->enqueue_frontend_assets(); |
| 433 |
|
| 434 |
$classes = [ |
| 435 |
'kng-maintenance', |
| 436 |
$theme === 'light' ? 'kng-maintenance-theme-light' : 'kng-maintenance-theme-dark', |
| 437 |
]; |
| 438 |
|
| 439 |
if (filter_var($atts['full_height'], FILTER_VALIDATE_BOOLEAN)) { |
| 440 |
$classes[] = 'kng-maintenance-full'; |
| 441 |
} |
| 442 |
|
| 443 |
return '<div class="' . esc_attr(implode(' ', $classes)) . '">' . $content . '</div>'; |
| 444 |
} |
| 445 |
|
| 446 |
private function get_page_content(int $page_id): string |
| 447 |
{ |
| 448 |
$page = get_post($page_id); |
| 449 |
if (!$page) { |
| 450 |
return $this->render_builtin_template('minimal'); |
| 451 |
} |
| 452 |
|
| 453 |
$old_post = $GLOBALS['post'] ?? null; |
| 454 |
$GLOBALS['post'] = $page; |
| 455 |
setup_postdata($page); |
| 456 |
|
| 457 |
$content = apply_filters('the_content', $page->post_content); |
| 458 |
|
| 459 |
wp_reset_postdata(); |
| 460 |
$GLOBALS['post'] = $old_post; |
| 461 |
|
| 462 |
return $content; |
| 463 |
} |
| 464 |
|
| 465 |
private function get_elementor_content(int $template_id): string |
| 466 |
{ |
| 467 |
if (!class_exists('\\Elementor\\Plugin')) { |
| 468 |
return $this->render_builtin_template('minimal'); |
| 469 |
} |
| 470 |
|
| 471 |
$plugin = \Elementor\Plugin::instance(); |
| 472 |
if (!$plugin->frontend) { |
| 473 |
return $this->render_builtin_template('minimal'); |
| 474 |
} |
| 475 |
|
| 476 |
$plugin->frontend->enqueue_styles(); |
| 477 |
$plugin->frontend->enqueue_scripts(); |
| 478 |
|
| 479 |
return $plugin->frontend->get_builder_content_for_display($template_id, true); |
| 480 |
} |
| 481 |
|
| 482 |
private function render_builtin_template(string $template_id): string |
| 483 |
{ |
| 484 |
$templates = $this->get_builtin_templates(); |
| 485 |
$template_id = isset($templates[$template_id]) ? $template_id : 'minimal'; |
| 486 |
$template_id = $this->ensure_template_allowed($template_id); |
| 487 |
|
| 488 |
$mode = $this->settings['mode'] ?? 'coming_soon'; |
| 489 |
$site_name = get_bloginfo('name'); |
| 490 |
$tagline = get_bloginfo('description'); |
| 491 |
$schedule_end = $this->settings['schedule_end'] ?? ''; |
| 492 |
$content = $this->get_template_content($template_id); |
| 493 |
|
| 494 |
$headline = $mode === 'maintenance' |
| 495 |
? __('We are upgrading the experience.', 'king-addons') |
| 496 |
: __('A new experience is on the horizon.', 'king-addons'); |
| 497 |
|
| 498 |
$subhead = $tagline !== '' ? $tagline : __('Our team is preparing something beautiful. Stay tuned.', 'king-addons'); |
| 499 |
|
| 500 |
$mode_label = $mode === 'maintenance' ? __('Maintenance Mode', 'king-addons') : __('Coming Soon', 'king-addons'); |
| 501 |
|
| 502 |
$badge = $content['badge'] !== '' ? $content['badge'] : $mode_label; |
| 503 |
$headline = $content['headline'] !== '' ? $content['headline'] : $headline; |
| 504 |
$subhead = $content['subhead'] !== '' ? $content['subhead'] : $subhead; |
| 505 |
|
| 506 |
$launch_label = ''; |
| 507 |
if ($content['launch_label'] !== '') { |
| 508 |
$launch_label = $content['launch_label']; |
| 509 |
} |
| 510 |
if ($schedule_end !== '') { |
| 511 |
$local_end = get_date_from_gmt($schedule_end, 'Y-m-d H:i'); |
| 512 |
if ($launch_label === '') { |
| 513 |
$launch_label = sprintf(__('Estimated return: %s', 'king-addons'), esc_html($local_end)); |
| 514 |
} |
| 515 |
} |
| 516 |
|
| 517 |
$footer_left = $content['footer_left'] !== '' ? $content['footer_left'] : $site_name; |
| 518 |
$footer_right = $content['footer_right'] !== '' ? $content['footer_right'] : __('Powered by King Addons', 'king-addons'); |
| 519 |
|
| 520 |
$countdown_days = str_pad((string) (int) ($content['countdown_days'] ?? 0), 2, '0', STR_PAD_LEFT); |
| 521 |
$countdown_hours = str_pad((string) (int) ($content['countdown_hours'] ?? 0), 2, '0', STR_PAD_LEFT); |
| 522 |
$countdown_minutes = str_pad((string) (int) ($content['countdown_minutes'] ?? 0), 2, '0', STR_PAD_LEFT); |
| 523 |
$progress_percent = isset($content['progress_percent']) ? min(100, max(0, (int) $content['progress_percent'])) : 0; |
| 524 |
$progress_label = $content['progress_label'] ?? ''; |
| 525 |
if ($progress_label === '') { |
| 526 |
$progress_label = sprintf(__('%d%% complete', 'king-addons'), $progress_percent); |
| 527 |
} |
| 528 |
$form_placeholder = $content['form_placeholder'] ?? ''; |
| 529 |
if ($form_placeholder === '') { |
| 530 |
$form_placeholder = __('Email address', 'king-addons'); |
| 531 |
} |
| 532 |
$form_button = $content['form_button'] ?? ''; |
| 533 |
if ($form_button === '') { |
| 534 |
$form_button = __('Notify me', 'king-addons'); |
| 535 |
} |
| 536 |
|
| 537 |
ob_start(); |
| 538 |
?> |
| 539 |
<section class="kng-maintenance-shell kng-maintenance-template-<?php echo esc_attr($template_id); ?>"> |
| 540 |
<div class="kng-maintenance-card"> |
| 541 |
<div class="kng-maintenance-badge"><?php echo esc_html($badge); ?></div> |
| 542 |
<h1><?php echo esc_html($headline); ?></h1> |
| 543 |
<p class="kng-maintenance-subhead"><?php echo esc_html($subhead); ?></p> |
| 544 |
|
| 545 |
<?php if ($launch_label !== '') : ?> |
| 546 |
<p class="kng-maintenance-launch"><?php echo esc_html($launch_label); ?></p> |
| 547 |
<?php endif; ?> |
| 548 |
|
| 549 |
<?php if ($template_id === 'countdown') : ?> |
| 550 |
<div class="kng-maintenance-countdown"> |
| 551 |
<div><strong><?php echo esc_html($countdown_days); ?></strong><span><?php esc_html_e('Days', 'king-addons'); ?></span></div> |
| 552 |
<div><strong><?php echo esc_html($countdown_hours); ?></strong><span><?php esc_html_e('Hours', 'king-addons'); ?></span></div> |
| 553 |
<div><strong><?php echo esc_html($countdown_minutes); ?></strong><span><?php esc_html_e('Minutes', 'king-addons'); ?></span></div> |
| 554 |
</div> |
| 555 |
<?php endif; ?> |
| 556 |
|
| 557 |
<?php if ($template_id === 'progress') : ?> |
| 558 |
<div class="kng-maintenance-progress"> |
| 559 |
<div class="kng-maintenance-progress-bar"> |
| 560 |
<span style="width: <?php echo esc_attr($progress_percent); ?>%;"></span> |
| 561 |
</div> |
| 562 |
<div class="kng-maintenance-progress-label"><?php echo esc_html($progress_label); ?></div> |
| 563 |
</div> |
| 564 |
<?php endif; ?> |
| 565 |
|
| 566 |
<?php if (in_array($template_id, ['subscribe', 'product-launch'], true)) : ?> |
| 567 |
<form class="kng-maintenance-form"> |
| 568 |
<input type="email" placeholder="<?php echo esc_attr($form_placeholder); ?>" aria-label="<?php echo esc_attr($form_placeholder); ?>"> |
| 569 |
<button type="button"><?php echo esc_html($form_button); ?></button> |
| 570 |
</form> |
| 571 |
<?php endif; ?> |
| 572 |
|
| 573 |
<?php if ($template_id === 'split') : ?> |
| 574 |
<div class="kng-maintenance-split"> |
| 575 |
<div> |
| 576 |
<h3><?php echo esc_html($content['split_title_a']); ?></h3> |
| 577 |
<p><?php echo esc_html($content['split_text_a']); ?></p> |
| 578 |
</div> |
| 579 |
<div> |
| 580 |
<h3><?php echo esc_html($content['split_title_b']); ?></h3> |
| 581 |
<p><?php echo esc_html($content['split_text_b']); ?></p> |
| 582 |
</div> |
| 583 |
</div> |
| 584 |
<?php endif; ?> |
| 585 |
|
| 586 |
<div class="kng-maintenance-footer"> |
| 587 |
<span><?php echo esc_html($footer_left); ?></span> |
| 588 |
<span class="kng-maintenance-dot"></span> |
| 589 |
<span><?php echo esc_html($footer_right); ?></span> |
| 590 |
</div> |
| 591 |
</div> |
| 592 |
<div class="kng-maintenance-orb"></div> |
| 593 |
<div class="kng-maintenance-orb secondary"></div> |
| 594 |
</section> |
| 595 |
<?php |
| 596 |
return ob_get_clean(); |
| 597 |
} |
| 598 |
|
| 599 |
private function get_builtin_templates(): array |
| 600 |
{ |
| 601 |
return [ |
| 602 |
'minimal' => __('Minimal', 'king-addons'), |
| 603 |
'dark' => __('Dark', 'king-addons'), |
| 604 |
'gradient' => __('Gradient', 'king-addons'), |
| 605 |
'countdown' => __('Coming Soon Countdown', 'king-addons'), |
| 606 |
'progress' => __('Maintenance Progress', 'king-addons'), |
| 607 |
'subscribe' => __('Simple Subscribe', 'king-addons'), |
| 608 |
'product-launch' => __('Product Launch', 'king-addons'), |
| 609 |
'construction' => __('Under Construction', 'king-addons'), |
| 610 |
'split' => __('Split Layout', 'king-addons'), |
| 611 |
'logo' => __('Centered Logo', 'king-addons'), |
| 612 |
]; |
| 613 |
} |
| 614 |
|
| 615 |
public function get_pro_templates(): array |
| 616 |
{ |
| 617 |
return [ |
| 618 |
'countdown', |
| 619 |
'progress', |
| 620 |
'product-launch', |
| 621 |
'split', |
| 622 |
]; |
| 623 |
} |
| 624 |
|
| 625 |
public function handle_export(): void |
| 626 |
{ |
| 627 |
if (!current_user_can('manage_options')) { |
| 628 |
wp_die(esc_html__('Unauthorized request.', 'king-addons')); |
| 629 |
} |
| 630 |
|
| 631 |
check_admin_referer('kng_maintenance_export'); |
| 632 |
|
| 633 |
$settings = $this->get_settings(); |
| 634 |
|
| 635 |
header('Content-Type: application/json; charset=utf-8'); |
| 636 |
header('Content-Disposition: attachment; filename=maintenance-mode-settings.json'); |
| 637 |
echo wp_json_encode($settings); |
| 638 |
exit; |
| 639 |
} |
| 640 |
|
| 641 |
public function handle_import(): void |
| 642 |
{ |
| 643 |
if (!current_user_can('manage_options')) { |
| 644 |
wp_die(esc_html__('Unauthorized request.', 'king-addons')); |
| 645 |
} |
| 646 |
|
| 647 |
check_admin_referer('kng_maintenance_import'); |
| 648 |
|
| 649 |
if (empty($_FILES['import_file']) || !isset($_FILES['import_file']['tmp_name'])) { |
| 650 |
$this->redirect_with_message('import-export', 'error_import'); |
| 651 |
} |
| 652 |
|
| 653 |
$file = $_FILES['import_file']; |
| 654 |
if (!empty($file['error'])) { |
| 655 |
$this->redirect_with_message('import-export', 'error_import'); |
| 656 |
} |
| 657 |
|
| 658 |
$contents = file_get_contents($file['tmp_name']); |
| 659 |
if ($contents === false) { |
| 660 |
$this->redirect_with_message('import-export', 'error_import'); |
| 661 |
} |
| 662 |
|
| 663 |
$decoded = json_decode($contents, true); |
| 664 |
if (!is_array($decoded)) { |
| 665 |
$this->redirect_with_message('import-export', 'error_import'); |
| 666 |
} |
| 667 |
|
| 668 |
$sanitized = $this->sanitize_settings($decoded); |
| 669 |
update_option(self::OPTION_NAME, $sanitized); |
| 670 |
|
| 671 |
$this->redirect_with_message('import-export', 'imported'); |
| 672 |
} |
| 673 |
|
| 674 |
private function get_default_settings(): array |
| 675 |
{ |
| 676 |
return [ |
| 677 |
'enabled' => false, |
| 678 |
'mode' => 'coming_soon', |
| 679 |
'template_source' => 'built_in', |
| 680 |
'template_id' => 'minimal', |
| 681 |
'template_content' => [], |
| 682 |
'page_id' => 0, |
| 683 |
'elementor_id' => 0, |
| 684 |
'theme' => 'dark', |
| 685 |
'noindex' => true, |
| 686 |
'retry_after' => 3600, |
| 687 |
'whitelist_ips' => [], |
| 688 |
'whitelist_paths' => [], |
| 689 |
'exclude_admin' => true, |
| 690 |
'allowed_roles' => [], |
| 691 |
'schedule_enabled' => false, |
| 692 |
'schedule_start' => '', |
| 693 |
'schedule_end' => '', |
| 694 |
'allow_rest' => true, |
| 695 |
'allow_admin_ajax' => true, |
| 696 |
'disable_elementor_editor' => true, |
| 697 |
'custom_css' => '', |
| 698 |
'custom_js' => '', |
| 699 |
]; |
| 700 |
} |
| 701 |
|
| 702 |
public function get_settings(): array |
| 703 |
{ |
| 704 |
$defaults = $this->get_default_settings(); |
| 705 |
$saved = get_option(self::OPTION_NAME, []); |
| 706 |
|
| 707 |
$settings = wp_parse_args($saved, $defaults); |
| 708 |
if (!is_array($settings['template_content'])) { |
| 709 |
$settings['template_content'] = $defaults['template_content']; |
| 710 |
} |
| 711 |
if (!is_array($settings['whitelist_ips'])) { |
| 712 |
$settings['whitelist_ips'] = $defaults['whitelist_ips']; |
| 713 |
} |
| 714 |
if (!is_array($settings['whitelist_paths'])) { |
| 715 |
$settings['whitelist_paths'] = $defaults['whitelist_paths']; |
| 716 |
} |
| 717 |
if (!is_array($settings['allowed_roles'])) { |
| 718 |
$settings['allowed_roles'] = $defaults['allowed_roles']; |
| 719 |
} |
| 720 |
|
| 721 |
return $settings; |
| 722 |
} |
| 723 |
|
| 724 |
public function sanitize_settings(array $settings): array |
| 725 |
{ |
| 726 |
$defaults = $this->get_default_settings(); |
| 727 |
$existing = $this->get_settings(); |
| 728 |
$settings = wp_parse_args($settings, $existing); |
| 729 |
$templates = array_keys($this->get_builtin_templates()); |
| 730 |
$pro_templates = $this->get_pro_templates(); |
| 731 |
|
| 732 |
$source = isset($settings['template_source']) ? sanitize_key($settings['template_source']) : $defaults['template_source']; |
| 733 |
if (!in_array($source, ['built_in', 'page', 'elementor'], true)) { |
| 734 |
$source = 'built_in'; |
| 735 |
} |
| 736 |
|
| 737 |
$template_id = isset($settings['template_id']) ? sanitize_key($settings['template_id']) : $defaults['template_id']; |
| 738 |
if (!in_array($template_id, $templates, true)) { |
| 739 |
$template_id = $defaults['template_id']; |
| 740 |
} |
| 741 |
if (!$this->is_pro() && in_array($template_id, $pro_templates, true)) { |
| 742 |
$template_id = 'minimal'; |
| 743 |
} |
| 744 |
|
| 745 |
$mode = isset($settings['mode']) ? sanitize_key($settings['mode']) : $defaults['mode']; |
| 746 |
if (!in_array($mode, ['coming_soon', 'maintenance'], true)) { |
| 747 |
$mode = $defaults['mode']; |
| 748 |
} |
| 749 |
|
| 750 |
$theme = isset($settings['theme']) ? sanitize_key($settings['theme']) : $defaults['theme']; |
| 751 |
$theme = $theme === 'light' ? 'light' : 'dark'; |
| 752 |
|
| 753 |
$whitelist_ips = $this->sanitize_list($settings['whitelist_ips'] ?? []); |
| 754 |
$whitelist_paths = $this->sanitize_list($settings['whitelist_paths'] ?? []); |
| 755 |
|
| 756 |
if (!$this->is_pro()) { |
| 757 |
$whitelist_ips = array_slice($whitelist_ips, 0, 10); |
| 758 |
$whitelist_paths = array_slice($whitelist_paths, 0, 10); |
| 759 |
} |
| 760 |
|
| 761 |
$clean = [ |
| 762 |
'enabled' => !empty($settings['enabled']), |
| 763 |
'mode' => $mode, |
| 764 |
'template_source' => $source, |
| 765 |
'template_id' => $template_id, |
| 766 |
'template_content' => $this->sanitize_template_content($settings['template_content'] ?? []), |
| 767 |
'page_id' => absint($settings['page_id'] ?? 0), |
| 768 |
'elementor_id' => absint($settings['elementor_id'] ?? 0), |
| 769 |
'theme' => $theme, |
| 770 |
'noindex' => !empty($settings['noindex']), |
| 771 |
'retry_after' => max(0, absint($settings['retry_after'] ?? $defaults['retry_after'])), |
| 772 |
'whitelist_ips' => $whitelist_ips, |
| 773 |
'whitelist_paths' => $this->normalize_paths($whitelist_paths), |
| 774 |
'exclude_admin' => !empty($settings['exclude_admin']), |
| 775 |
'allowed_roles' => $this->sanitize_list($settings['allowed_roles'] ?? []), |
| 776 |
'schedule_enabled' => !empty($settings['schedule_enabled']), |
| 777 |
'schedule_start' => $this->sanitize_datetime($settings['schedule_start'] ?? ''), |
| 778 |
'schedule_end' => $this->sanitize_datetime($settings['schedule_end'] ?? ''), |
| 779 |
'allow_rest' => !empty($settings['allow_rest']), |
| 780 |
'allow_admin_ajax' => !empty($settings['allow_admin_ajax']), |
| 781 |
'disable_elementor_editor' => !empty($settings['disable_elementor_editor']), |
| 782 |
'custom_css' => '', |
| 783 |
'custom_js' => '', |
| 784 |
]; |
| 785 |
|
| 786 |
if (!$this->is_pro()) { |
| 787 |
$clean['allowed_roles'] = []; |
| 788 |
} |
| 789 |
|
| 790 |
return $clean; |
| 791 |
} |
| 792 |
|
| 793 |
public function get_template_content(string $template_id): array |
| 794 |
{ |
| 795 |
$templates = $this->get_builtin_templates(); |
| 796 |
$template_id = isset($templates[$template_id]) ? $template_id : 'minimal'; |
| 797 |
$template_id = $this->ensure_template_allowed($template_id); |
| 798 |
|
| 799 |
$defaults = $this->get_template_content_defaults($template_id); |
| 800 |
$saved = $this->settings['template_content'][$template_id] ?? []; |
| 801 |
if (!is_array($saved)) { |
| 802 |
$saved = []; |
| 803 |
} |
| 804 |
|
| 805 |
return wp_parse_args($saved, $defaults); |
| 806 |
} |
| 807 |
|
| 808 |
private function get_template_content_defaults(string $template_id): array |
| 809 |
{ |
| 810 |
$mode = $this->settings['mode'] ?? 'coming_soon'; |
| 811 |
$site_name = get_bloginfo('name'); |
| 812 |
$tagline = get_bloginfo('description'); |
| 813 |
|
| 814 |
$headline = $mode === 'maintenance' |
| 815 |
? __('We are upgrading the experience.', 'king-addons') |
| 816 |
: __('A new experience is on the horizon.', 'king-addons'); |
| 817 |
|
| 818 |
$subhead = $tagline !== '' ? $tagline : __('Our team is preparing something beautiful. Stay tuned.', 'king-addons'); |
| 819 |
|
| 820 |
$base = [ |
| 821 |
'badge' => '', |
| 822 |
'headline' => $headline, |
| 823 |
'subhead' => $subhead, |
| 824 |
'launch_label' => '', |
| 825 |
'footer_left' => $site_name, |
| 826 |
'footer_right' => __('Powered by King Addons', 'king-addons'), |
| 827 |
]; |
| 828 |
|
| 829 |
if ($template_id === 'countdown') { |
| 830 |
$base['countdown_days'] = '14'; |
| 831 |
$base['countdown_hours'] = '06'; |
| 832 |
$base['countdown_minutes'] = '42'; |
| 833 |
} |
| 834 |
|
| 835 |
if ($template_id === 'progress') { |
| 836 |
$base['progress_percent'] = 68; |
| 837 |
$base['progress_label'] = __('68% complete', 'king-addons'); |
| 838 |
} |
| 839 |
|
| 840 |
if (in_array($template_id, ['subscribe', 'product-launch'], true)) { |
| 841 |
$base['form_placeholder'] = __('Email address', 'king-addons'); |
| 842 |
$base['form_button'] = __('Notify me', 'king-addons'); |
| 843 |
} |
| 844 |
|
| 845 |
if ($template_id === 'split') { |
| 846 |
$base['split_title_a'] = __('What is happening', 'king-addons'); |
| 847 |
$base['split_text_a'] = __('We are refining the experience with faster performance and new visuals.', 'king-addons'); |
| 848 |
$base['split_title_b'] = __('Stay connected', 'king-addons'); |
| 849 |
$base['split_text_b'] = __('Follow our updates while we prepare the launch.', 'king-addons'); |
| 850 |
} |
| 851 |
|
| 852 |
return $base; |
| 853 |
} |
| 854 |
|
| 855 |
private function sanitize_template_content(array $content): array |
| 856 |
{ |
| 857 |
$fields = $this->get_template_content_fields(); |
| 858 |
$clean = []; |
| 859 |
|
| 860 |
foreach ($fields as $template_id => $template_fields) { |
| 861 |
$values = isset($content[$template_id]) && is_array($content[$template_id]) ? $content[$template_id] : []; |
| 862 |
$template_clean = []; |
| 863 |
|
| 864 |
foreach ($template_fields as $field => $type) { |
| 865 |
$value = $values[$field] ?? ''; |
| 866 |
if ($type === 'int') { |
| 867 |
$int = absint($value); |
| 868 |
if ($field === 'progress_percent') { |
| 869 |
$int = min(100, max(0, $int)); |
| 870 |
} |
| 871 |
if ($field === 'countdown_hours') { |
| 872 |
$int = min(23, max(0, $int)); |
| 873 |
} |
| 874 |
if ($field === 'countdown_minutes') { |
| 875 |
$int = min(59, max(0, $int)); |
| 876 |
} |
| 877 |
$template_clean[$field] = $int; |
| 878 |
} else { |
| 879 |
$template_clean[$field] = sanitize_text_field((string) $value); |
| 880 |
} |
| 881 |
} |
| 882 |
|
| 883 |
$clean[$template_id] = $template_clean; |
| 884 |
} |
| 885 |
|
| 886 |
return $clean; |
| 887 |
} |
| 888 |
|
| 889 |
private function get_template_content_fields(): array |
| 890 |
{ |
| 891 |
$base = [ |
| 892 |
'badge' => 'text', |
| 893 |
'headline' => 'text', |
| 894 |
'subhead' => 'text', |
| 895 |
'launch_label' => 'text', |
| 896 |
'footer_left' => 'text', |
| 897 |
'footer_right' => 'text', |
| 898 |
]; |
| 899 |
|
| 900 |
return [ |
| 901 |
'minimal' => $base, |
| 902 |
'dark' => $base, |
| 903 |
'gradient' => $base, |
| 904 |
'construction' => $base, |
| 905 |
'logo' => $base, |
| 906 |
'countdown' => $base + [ |
| 907 |
'countdown_days' => 'int', |
| 908 |
'countdown_hours' => 'int', |
| 909 |
'countdown_minutes' => 'int', |
| 910 |
], |
| 911 |
'progress' => $base + [ |
| 912 |
'progress_percent' => 'int', |
| 913 |
'progress_label' => 'text', |
| 914 |
], |
| 915 |
'subscribe' => $base + [ |
| 916 |
'form_placeholder' => 'text', |
| 917 |
'form_button' => 'text', |
| 918 |
], |
| 919 |
'product-launch' => $base + [ |
| 920 |
'form_placeholder' => 'text', |
| 921 |
'form_button' => 'text', |
| 922 |
], |
| 923 |
'split' => $base + [ |
| 924 |
'split_title_a' => 'text', |
| 925 |
'split_text_a' => 'text', |
| 926 |
'split_title_b' => 'text', |
| 927 |
'split_text_b' => 'text', |
| 928 |
], |
| 929 |
]; |
| 930 |
} |
| 931 |
|
| 932 |
private function ensure_template_allowed(string $template_id): string |
| 933 |
{ |
| 934 |
if (!$this->is_pro() && in_array($template_id, $this->get_pro_templates(), true)) { |
| 935 |
return 'minimal'; |
| 936 |
} |
| 937 |
|
| 938 |
return $template_id; |
| 939 |
} |
| 940 |
|
| 941 |
private function sanitize_list($value): array |
| 942 |
{ |
| 943 |
if (is_array($value)) { |
| 944 |
$items = $value; |
| 945 |
} else { |
| 946 |
$items = preg_split('/\\r\\n|\\r|\\n|,/', (string) $value); |
| 947 |
} |
| 948 |
|
| 949 |
$items = array_map('trim', $items); |
| 950 |
$items = array_filter($items, static function ($item) { |
| 951 |
return $item !== ''; |
| 952 |
}); |
| 953 |
$items = array_map('sanitize_text_field', $items); |
| 954 |
|
| 955 |
return array_values(array_unique($items)); |
| 956 |
} |
| 957 |
|
| 958 |
private function normalize_paths(array $paths): array |
| 959 |
{ |
| 960 |
$normalized = []; |
| 961 |
foreach ($paths as $path) { |
| 962 |
$path = wp_parse_url($path, PHP_URL_PATH) ?: $path; |
| 963 |
$path = '/' . ltrim((string) $path, '/'); |
| 964 |
$normalized[] = $path === '' ? '/' : $path; |
| 965 |
} |
| 966 |
|
| 967 |
return array_values(array_unique($normalized)); |
| 968 |
} |
| 969 |
|
| 970 |
private function sanitize_datetime(string $value): string |
| 971 |
{ |
| 972 |
$value = sanitize_text_field($value); |
| 973 |
if ($value === '') { |
| 974 |
return ''; |
| 975 |
} |
| 976 |
|
| 977 |
$value = str_replace('T', ' ', $value); |
| 978 |
if (strlen($value) === 16) { |
| 979 |
$value .= ':00'; |
| 980 |
} |
| 981 |
|
| 982 |
$timestamp = strtotime($value); |
| 983 |
if (!$timestamp) { |
| 984 |
return ''; |
| 985 |
} |
| 986 |
|
| 987 |
return get_gmt_from_date($value, 'Y-m-d H:i:s'); |
| 988 |
} |
| 989 |
|
| 990 |
private function parse_schedule_time(string $value): int |
| 991 |
{ |
| 992 |
if ($value === '') { |
| 993 |
return 0; |
| 994 |
} |
| 995 |
|
| 996 |
return (int) strtotime($value . ' UTC'); |
| 997 |
} |
| 998 |
|
| 999 |
private function get_client_ip(): string |
| 1000 |
{ |
| 1001 |
if (!empty($_SERVER['REMOTE_ADDR']) && filter_var($_SERVER['REMOTE_ADDR'], FILTER_VALIDATE_IP)) { |
| 1002 |
return (string) $_SERVER['REMOTE_ADDR']; |
| 1003 |
} |
| 1004 |
|
| 1005 |
return ''; |
| 1006 |
} |
| 1007 |
|
| 1008 |
private function is_preview_request(): bool |
| 1009 |
{ |
| 1010 |
if (empty($_GET['kng_maintenance_preview'])) { |
| 1011 |
return false; |
| 1012 |
} |
| 1013 |
|
| 1014 |
if (!current_user_can('manage_options')) { |
| 1015 |
return false; |
| 1016 |
} |
| 1017 |
|
| 1018 |
$nonce = isset($_GET['_kng_preview_nonce']) ? sanitize_text_field(wp_unslash($_GET['_kng_preview_nonce'])) : ''; |
| 1019 |
if ($nonce === '' || !wp_verify_nonce($nonce, 'kng_maintenance_preview')) { |
| 1020 |
return false; |
| 1021 |
} |
| 1022 |
|
| 1023 |
return true; |
| 1024 |
} |
| 1025 |
|
| 1026 |
private function is_pro(): bool |
| 1027 |
{ |
| 1028 |
return function_exists('king_addons_freemius') && king_addons_freemius()->can_use_premium_code__premium_only(); |
| 1029 |
} |
| 1030 |
|
| 1031 |
private function redirect_with_message(string $view, string $message): void |
| 1032 |
{ |
| 1033 |
$args = [ |
| 1034 |
'page' => 'king-addons-maintenance-mode', |
| 1035 |
'view' => $view, |
| 1036 |
'message' => $message, |
| 1037 |
]; |
| 1038 |
|
| 1039 |
wp_safe_redirect(add_query_arg($args, admin_url('admin.php'))); |
| 1040 |
exit; |
| 1041 |
} |
| 1042 |
} |
| 1043 |
|
