| 1 |
<?php |
| 2 |
|
| 3 |
namespace FluentForm\App\Services\Form; |
| 4 |
|
| 5 |
use Exception; |
| 6 |
use FluentForm\App\Helpers\Helper; |
| 7 |
use FluentForm\App\Models\Form; |
| 8 |
use FluentForm\App\Models\FormMeta; |
| 9 |
use FluentForm\App\Services\FormBuilder\DateConfigPolicy; |
| 10 |
use FluentForm\App\Services\FormBuilder\RatingIcon; |
| 11 |
use FluentForm\Framework\Support\Arr; |
| 12 |
use FluentForm\App\Modules\Form\FormFieldsParser; |
| 13 |
|
| 14 |
class Updater |
| 15 |
{ |
| 16 |
public function update($attributes = []) |
| 17 |
{ |
| 18 |
$formId = (int) Arr::get($attributes, 'form_id'); |
| 19 |
$formFields = Arr::get($attributes, 'formFields'); |
| 20 |
$status = sanitize_text_field(Arr::get($attributes, 'status', 'published')); |
| 21 |
$title = sanitize_text_field(Arr::get($attributes, 'title')); |
| 22 |
|
| 23 |
$this->validate([ |
| 24 |
'title' => $title, |
| 25 |
'formFields' => $formFields, |
| 26 |
]); |
| 27 |
|
| 28 |
try { |
| 29 |
$form = Form::findOrFail($formId); |
| 30 |
} catch (Exception $e) { |
| 31 |
throw new \Exception("The form couldn't be found."); |
| 32 |
} |
| 33 |
|
| 34 |
$data = [ |
| 35 |
'title' => $title, |
| 36 |
'status' => $status, |
| 37 |
'updated_at' => current_time('mysql'), |
| 38 |
]; |
| 39 |
|
| 40 |
if ($formFields) { |
| 41 |
$formFields = apply_filters_deprecated( |
| 42 |
'fluentform_form_fields_update', |
| 43 |
[ |
| 44 |
$formFields, |
| 45 |
$formId, |
| 46 |
], |
| 47 |
FLUENTFORM_FRAMEWORK_UPGRADE, |
| 48 |
'fluentform/form_fields_update', |
| 49 |
'Use fluentform/form_fields_update instead of fluentform_form_fields_update.' |
| 50 |
); |
| 51 |
$formFields = apply_filters('fluentform/form_fields_update', $formFields, $formId); |
| 52 |
$formFields = $this->sanitizeFields($formFields, $form->form_fields); |
| 53 |
$data['form_fields'] = $formFields; |
| 54 |
/** |
| 55 |
* Fires before a Form is updated. |
| 56 |
* |
| 57 |
* @since 5.2.1 |
| 58 |
*/ |
| 59 |
do_action('fluentform/before_updating_form', $form, $data); |
| 60 |
|
| 61 |
$form->fill($data); |
| 62 |
|
| 63 |
if (FormFieldsParser::hasPaymentFields($form)) { |
| 64 |
$data['has_payment'] = 1; |
| 65 |
} elseif ($form->has_payment) { |
| 66 |
$data['has_payment'] = 0; |
| 67 |
} |
| 68 |
|
| 69 |
$this->updatePrimaryEmail($form); |
| 70 |
|
| 71 |
} |
| 72 |
|
| 73 |
$form->fill($data)->save(); |
| 74 |
|
| 75 |
return $form; |
| 76 |
} |
| 77 |
|
| 78 |
private function validate($attributes) |
| 79 |
{ |
| 80 |
if ($attributes['formFields']) { |
| 81 |
$duplicates = Helper::getDuplicateFieldNames($attributes['formFields']); |
| 82 |
|
| 83 |
if ($duplicates) { |
| 84 |
$duplicateString = implode(', ', $duplicates); |
| 85 |
|
| 86 |
throw new Exception( |
| 87 |
sprintf('Name attribute %s has duplicate value.', esc_html($duplicateString)) |
| 88 |
); |
| 89 |
} |
| 90 |
|
| 91 |
$duplicateRankingFields = Helper::getRankingFieldsWithDuplicateOptionValues($attributes['formFields']); |
| 92 |
|
| 93 |
if ($duplicateRankingFields) { |
| 94 |
$duplicateRankingFields = implode(', ', array_unique($duplicateRankingFields)); |
| 95 |
|
| 96 |
throw new Exception( |
| 97 |
sprintf( |
| 98 |
// translators: %s is the ranking field name(s) with duplicate option values. |
| 99 |
esc_html__('Ranking field %s has duplicate option values. Please make each option value unique.', 'fluentform'), |
| 100 |
esc_html($duplicateRankingFields) |
| 101 |
) |
| 102 |
); |
| 103 |
} |
| 104 |
} |
| 105 |
|
| 106 |
if (!$attributes['title']) { |
| 107 |
throw new Exception('The title field is required.'); |
| 108 |
} |
| 109 |
} |
| 110 |
|
| 111 |
private function sanitizeFields($formFields, $existingFormFields) |
| 112 |
{ |
| 113 |
if (fluentformCanUnfilteredHTML()) { |
| 114 |
return $formFields; |
| 115 |
} |
| 116 |
|
| 117 |
$fieldsArray = json_decode($formFields, true); |
| 118 |
$existingFieldsArray = json_decode($existingFormFields, true); |
| 119 |
$existingFields = Arr::get($existingFieldsArray, 'fields', []); |
| 120 |
|
| 121 |
if (isset($fieldsArray['submitButton'])) { |
| 122 |
if (!empty($fieldsArray['submitButton']['attributes'])) { |
| 123 |
$fieldsArray['submitButton']['attributes'] = $this->dropEventHandlerAttributeKeys( |
| 124 |
$fieldsArray['submitButton']['attributes'] |
| 125 |
); |
| 126 |
} |
| 127 |
|
| 128 |
$fieldsArray['submitButton']['settings']['button_ui']['text'] = fluentform_sanitize_html( |
| 129 |
$fieldsArray['submitButton']['settings']['button_ui']['text'] |
| 130 |
); |
| 131 |
|
| 132 |
if (!empty($fieldsArray['submitButton']['settings']['button_ui']['img_url'])) { |
| 133 |
$fieldsArray['submitButton']['settings']['button_ui']['img_url'] = sanitize_url( |
| 134 |
$fieldsArray['submitButton']['settings']['button_ui']['img_url'] |
| 135 |
); |
| 136 |
} |
| 137 |
} |
| 138 |
$fieldsArray['fields'] = $this->sanitizeFieldMaps($fieldsArray['fields']); |
| 139 |
$fieldsArray['fields'] = DateConfigPolicy::preserveStored($fieldsArray['fields'], $existingFields); |
| 140 |
$fieldsArray['fields'] = $this->sanitizeCustomSubmit($fieldsArray['fields']); |
| 141 |
if ($stepsWrapper = Arr::get($fieldsArray, 'stepsWrapper')) { |
| 142 |
$fieldsArray['stepsWrapper'] = $this->sanitizeStepsWrapper($stepsWrapper); |
| 143 |
} |
| 144 |
|
| 145 |
return json_encode($fieldsArray); |
| 146 |
} |
| 147 |
|
| 148 |
private function sanitizeFieldMaps($fields) |
| 149 |
{ |
| 150 |
if (!is_array($fields)) { |
| 151 |
return $fields; |
| 152 |
} |
| 153 |
|
| 154 |
$attributesMap = [ |
| 155 |
'name' => 'sanitize_key', |
| 156 |
'value' => 'sanitize_textarea_field', |
| 157 |
'id' => 'sanitize_key', |
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'class' => 'sanitize_text_field', |
| 159 |
'placeholder' => 'sanitize_text_field', |
| 160 |
]; |
| 161 |
|
| 162 |
$attributesKeys = array_keys($attributesMap); |
| 163 |
|
| 164 |
$settingsMap = [ |
| 165 |
'container_class' => 'sanitize_text_field', |
| 166 |
'label' => 'fluentform_sanitize_html', |
| 167 |
'tnc_html' => 'fluentform_sanitize_html', |
| 168 |
'label_placement' => 'sanitize_text_field', |
| 169 |
'help_message' => 'wp_kses_post', |
| 170 |
'admin_field_label' => 'sanitize_text_field', |
| 171 |
'prefix_label' => 'sanitize_text_field', |
| 172 |
'suffix_label' => 'sanitize_text_field', |
| 173 |
'icon_source' => 'sanitize_key', |
| 174 |
'icon_type' => 'sanitize_key', |
| 175 |
'custom_icon_svg' => [RatingIcon::class, 'sanitizeCustomSvg'], |
| 176 |
'inactive_color' => [RatingIcon::class, 'sanitizeColor'], |
| 177 |
'active_color' => [RatingIcon::class, 'sanitizeColor'], |
| 178 |
'unique_validation_message' => 'sanitize_text_field', |
| 179 |
'advanced_options' => 'fluentform_options_sanitize', |
| 180 |
'html_codes' => 'fluentform_sanitize_html', |
| 181 |
'description' => 'fluentform_sanitize_html', |
| 182 |
'grid_columns' => [Helper::class, 'sanitizeArrayKeysAndValues'], |
| 183 |
'grid_rows' => [Helper::class, 'sanitizeArrayKeysAndValues'], |
| 184 |
'max_repeat_field' => [$this, 'sanitizeRepeatLimit'], |
| 185 |
'display_mode' => [$this, 'sanitizeDisplayMode'], |
| 186 |
'display_type' => [$this, 'sanitizeClassSetting'], |
| 187 |
'pricing_options' => [$this, 'sanitizePricingOptionImages'], |
| 188 |
'subscription_options' => [$this, 'sanitizeSubscriptionOptions'], |
| 189 |
'enable_crop' => 'sanitize_text_field', |
| 190 |
'crop_mode' => 'sanitize_text_field', |
| 191 |
'crop_ratio' => 'sanitize_text_field', |
| 192 |
'crop_width' => 'absint', |
| 193 |
'crop_height' => 'absint', |
| 194 |
'enforce_image_dimensions' => 'sanitize_text_field', |
| 195 |
]; |
| 196 |
|
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$settingsKeys = array_keys($settingsMap); |
| 198 |
|
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$stylePrefMap = [ |
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'layout' => 'sanitize_key', |
| 201 |
'media' => 'sanitize_url', |
| 202 |
'alt_text' => 'sanitize_text_field', |
| 203 |
]; |
| 204 |
$stylePrefKeys = array_keys($stylePrefMap); |
| 205 |
|
| 206 |
foreach ($fields as $fieldIndex => &$field) { |
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$element = Arr::get($field, 'element'); |
| 208 |
|
| 209 |
// Must stay above the element branching: containers return early yet still render their attributes. |
| 210 |
if (!empty($field['attributes'])) { |
| 211 |
$fields[$fieldIndex]['attributes'] = $this->dropEventHandlerAttributeKeys($field['attributes']); |
| 212 |
} |
| 213 |
|
| 214 |
if ('container' == $element) { |
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$columns = $field['columns']; |
| 216 |
foreach ($columns as $columnIndex => $column) { |
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$fields[$fieldIndex]['columns'][$columnIndex]['fields'] = $this->sanitizeFieldMaps($column['fields']); |
| 218 |
} |
| 219 |
continue; |
| 220 |
} |
| 221 |
|
| 222 |
if ('welcome_screen' == $element) { |
| 223 |
if ($value = Arr::get($field, 'settings.button_ui.text')) { |
| 224 |
$field['settings']['button_ui']['text'] = fluentform_sanitize_html($value); |
| 225 |
} |
| 226 |
} |
| 227 |
|
| 228 |
if ('form_step' == $element) { |
| 229 |
foreach (['next_btn', 'prev_btn'] as $buttonKey) { |
| 230 |
$buttonSettings = Arr::get($field, 'settings.' . $buttonKey); |
| 231 |
if (!is_array($buttonSettings)) { |
| 232 |
continue; |
| 233 |
} |
| 234 |
|
| 235 |
if (isset($buttonSettings['type'])) { |
| 236 |
$field['settings'][$buttonKey]['type'] = sanitize_text_field($buttonSettings['type']); |
| 237 |
} |
| 238 |
|
| 239 |
if (isset($buttonSettings['text'])) { |
| 240 |
$field['settings'][$buttonKey]['text'] = fluentform_sanitize_html($buttonSettings['text']); |
| 241 |
} |
| 242 |
|
| 243 |
if (isset($buttonSettings['img_url'])) { |
| 244 |
$field['settings'][$buttonKey]['img_url'] = esc_url_raw($buttonSettings['img_url']); |
| 245 |
} |
| 246 |
|
| 247 |
if (isset($buttonSettings['img_alt'])) { |
| 248 |
$field['settings'][$buttonKey]['img_alt'] = sanitize_text_field($buttonSettings['img_alt']); |
| 249 |
} |
| 250 |
} |
| 251 |
} |
| 252 |
|
| 253 |
if ('save_progress_button' == $element) { |
| 254 |
$buttonUi = Arr::get($field, 'settings.button_ui'); |
| 255 |
if (is_array($buttonUi)) { |
| 256 |
if (isset($buttonUi['type'])) { |
| 257 |
$field['settings']['button_ui']['type'] = sanitize_text_field($buttonUi['type']); |
| 258 |
} |
| 259 |
|
| 260 |
if (isset($buttonUi['text'])) { |
| 261 |
$field['settings']['button_ui']['text'] = fluentform_sanitize_html($buttonUi['text']); |
| 262 |
} |
| 263 |
|
| 264 |
if (isset($buttonUi['img_url'])) { |
| 265 |
$field['settings']['button_ui']['img_url'] = esc_url_raw($buttonUi['img_url']); |
| 266 |
} |
| 267 |
} |
| 268 |
} |
| 269 |
|
| 270 |
if (!empty($field['attributes']) && is_array($field['attributes'])) { |
| 271 |
$attributes = array_filter(Arr::only($field['attributes'], $attributesKeys)); |
| 272 |
|
| 273 |
foreach ($attributes as $key => $value) { |
| 274 |
$fields[$fieldIndex]['attributes'][$key] = call_user_func($attributesMap[$key], $value); |
| 275 |
} |
| 276 |
} |
| 277 |
|
| 278 |
if (!empty($field['settings'])) { |
| 279 |
$settings = Arr::only($field['settings'], array_values($settingsKeys)); |
| 280 |
foreach ($settings as $key => $value) { |
| 281 |
$fields[$fieldIndex]['settings'][$key] = call_user_func($settingsMap[$key], $value); |
| 282 |
} |
| 283 |
} |
| 284 |
/* |
| 285 |
* Handle Name or address fields |
| 286 |
*/ |
| 287 |
if (!empty($field['fields'])) { |
| 288 |
$fields[$fieldIndex]['fields'] = $this->sanitizeFieldMaps($field['fields']); |
| 289 |
continue; |
| 290 |
} |
| 291 |
|
| 292 |
if (!empty($field['style_pref'])) { |
| 293 |
$settings = array_filter(Arr::only($field['style_pref'], $stylePrefKeys)); |
| 294 |
|
| 295 |
foreach ($settings as $key => $value) { |
| 296 |
$fields[$fieldIndex]['style_pref'][$key] = call_user_func($stylePrefMap[$key], $value); |
| 297 |
} |
| 298 |
} |
| 299 |
|
| 300 |
$validationRules = Arr::get($field, 'settings.validation_rules'); |
| 301 |
if (!empty($validationRules)) { |
| 302 |
foreach ($validationRules as $key => $rule) { |
| 303 |
if (isset($rule['message'])) { |
| 304 |
$message = $rule['message']; |
| 305 |
$field['settings']['validation_rules'][$key]['message'] = wp_kses_post($message); |
| 306 |
continue; |
| 307 |
} |
| 308 |
} |
| 309 |
} |
| 310 |
} |
| 311 |
|
| 312 |
return $fields; |
| 313 |
} |
| 314 |
|
| 315 |
private function sanitizeRepeatLimit($value) |
| 316 |
{ |
| 317 |
if (!is_scalar($value) || '' === trim((string) $value)) { |
| 318 |
return ''; |
| 319 |
} |
| 320 |
|
| 321 |
return absint($value); |
| 322 |
} |
| 323 |
|
| 324 |
private function sanitizeDisplayMode($value) |
| 325 |
{ |
| 326 |
$value = is_scalar($value) ? sanitize_key((string) $value) : ''; |
| 327 |
|
| 328 |
return in_array($value, ['accordion', 'tabs'], true) ? $value : 'accordion'; |
| 329 |
} |
| 330 |
|
| 331 |
private function sanitizeClassSetting($value) |
| 332 |
{ |
| 333 |
return is_scalar($value) ? sanitize_html_class((string) $value) : ''; |
| 334 |
} |
| 335 |
|
| 336 |
private function sanitizePricingOptionImages($options) |
| 337 |
{ |
| 338 |
if (!is_array($options)) { |
| 339 |
return []; |
| 340 |
} |
| 341 |
|
| 342 |
foreach ($options as &$option) { |
| 343 |
if (!is_array($option)) { |
| 344 |
continue; |
| 345 |
} |
| 346 |
|
| 347 |
if (array_key_exists('label', $option)) { |
| 348 |
$label = $option['label']; |
| 349 |
$option['label'] = is_scalar($label) ? fluentform_sanitize_html((string) $label) : ''; |
| 350 |
} |
| 351 |
|
| 352 |
if (array_key_exists('image', $option)) { |
| 353 |
$image = $option['image']; |
| 354 |
$option['image'] = is_scalar($image) ? esc_url_raw((string) $image) : ''; |
| 355 |
} |
| 356 |
} |
| 357 |
unset($option); |
| 358 |
|
| 359 |
return $options; |
| 360 |
} |
| 361 |
|
| 362 |
private function sanitizeSubscriptionOptions($options) |
| 363 |
{ |
| 364 |
if (!is_array($options)) { |
| 365 |
return []; |
| 366 |
} |
| 367 |
|
| 368 |
foreach ($options as &$option) { |
| 369 |
if (!is_array($option)) { |
| 370 |
continue; |
| 371 |
} |
| 372 |
|
| 373 |
foreach (['name', 'user_input_label'] as $labelKey) { |
| 374 |
if (!array_key_exists($labelKey, $option)) { |
| 375 |
continue; |
| 376 |
} |
| 377 |
|
| 378 |
$label = $option[$labelKey]; |
| 379 |
$option[$labelKey] = is_scalar($label) ? fluentform_sanitize_html((string) $label) : ''; |
| 380 |
} |
| 381 |
} |
| 382 |
unset($option); |
| 383 |
|
| 384 |
return $options; |
| 385 |
} |
| 386 |
|
| 387 |
private function updatePrimaryEmail($form) |
| 388 |
{ |
| 389 |
$emailInputs = FormFieldsParser::getElement($form, ['input_email'], ['element', 'attributes']); |
| 390 |
|
| 391 |
if ($emailInputs) { |
| 392 |
$emailInput = array_shift($emailInputs); |
| 393 |
$emailInputName = Arr::get($emailInput, 'attributes.name'); |
| 394 |
} else { |
| 395 |
$emailInputName = ''; |
| 396 |
} |
| 397 |
|
| 398 |
FormMeta::persist($form->id, '_primary_email_field', $emailInputName); |
| 399 |
} |
| 400 |
|
| 401 |
private function sanitizeCustomSubmit($fields) |
| 402 |
{ |
| 403 |
$customSubmitSanitizationMap = [ |
| 404 |
'hover_styles' => [ |
| 405 |
'backgroundColor' => [$this, 'sanitizeRgbColor'], |
| 406 |
'borderColor' => [$this, 'sanitizeRgbColor'], |
| 407 |
'color' => [$this, 'sanitizeRgbColor'], |
| 408 |
'borderRadius' => 'sanitize_text_field', |
| 409 |
'minWidth' => [$this, 'sanitizeMinWidth'], |
| 410 |
], |
| 411 |
'normal_styles' => [ |
| 412 |
'backgroundColor' => [$this, 'sanitizeRgbColor'], |
| 413 |
'borderColor' => [$this, 'sanitizeRgbColor'], |
| 414 |
'color' => [$this, 'sanitizeRgbColor'], |
| 415 |
'borderRadius' => 'sanitize_text_field', |
| 416 |
'minWidth' => [$this, 'sanitizeMinWidth'], |
| 417 |
], |
| 418 |
'button_ui' => [ |
| 419 |
'type' => 'sanitize_text_field', |
| 420 |
'text' => 'fluentform_sanitize_html', |
| 421 |
'img_url' => 'esc_url_raw', |
| 422 |
], |
| 423 |
]; |
| 424 |
foreach ($fields as $fieldIndex => $field) { |
| 425 |
$element = Arr::get($field, 'element'); |
| 426 |
|
| 427 |
if ('custom_submit_button' == $element) { |
| 428 |
$styleAttr = ['hover_styles', 'normal_styles', 'button_ui']; |
| 429 |
foreach ($styleAttr as $attr) { |
| 430 |
if ($styleConfigs = Arr::get($field, 'settings.' . $attr)) { |
| 431 |
foreach ($styleConfigs as $key => $value) { |
| 432 |
if (isset($customSubmitSanitizationMap[$attr][$key])) { |
| 433 |
$sanitizeFunction = $customSubmitSanitizationMap[$attr][$key]; |
| 434 |
$fields[$fieldIndex]['settings'][$attr][$key] = $sanitizeFunction($value); |
| 435 |
} |
| 436 |
} |
| 437 |
} |
| 438 |
} |
| 439 |
} elseif ('container' == $element) { |
| 440 |
$columns = $field['columns']; |
| 441 |
foreach ($columns as $columnIndex => $column) { |
| 442 |
$fields[$fieldIndex]['columns'][$columnIndex]['fields'] = $this->sanitizeCustomSubmit($column['fields']); |
| 443 |
} |
| 444 |
return $fields; |
| 445 |
} |
| 446 |
} |
| 447 |
return $fields; |
| 448 |
} |
| 449 |
|
| 450 |
/** |
| 451 |
* An `on*` key renders as a live event handler, and every attribute map here is |
| 452 |
* sanitized by value against keys it already knows — never by key. |
| 453 |
*/ |
| 454 |
private function dropEventHandlerAttributeKeys($attributes) |
| 455 |
{ |
| 456 |
if (!is_array($attributes)) { |
| 457 |
return $attributes; |
| 458 |
} |
| 459 |
|
| 460 |
foreach (array_keys($attributes) as $attributeKey) { |
| 461 |
if (!Helper::isSafeAttributeKey($attributeKey)) { |
| 462 |
unset($attributes[$attributeKey]); |
| 463 |
} |
| 464 |
} |
| 465 |
|
| 466 |
return $attributes; |
| 467 |
} |
| 468 |
|
| 469 |
private function sanitizeStepsWrapper($stepWrapper) |
| 470 |
{ |
| 471 |
$stepsSanitizationMap = [ |
| 472 |
'prev_btn' => [ |
| 473 |
'type' => 'sanitize_text_field', |
| 474 |
'text' => 'fluentform_sanitize_html', |
| 475 |
'img_url' => 'esc_url_raw', |
| 476 |
], |
| 477 |
]; |
| 478 |
|
| 479 |
foreach ($stepWrapper as $fieldIndex => $field) { |
| 480 |
$element = Arr::get($field, 'element'); |
| 481 |
|
| 482 |
if ('step_start' === $element || 'step_end' === $element) { |
| 483 |
if (!empty($field['settings']['step_titles']) && is_array($field['settings']['step_titles'])) { |
| 484 |
foreach ($field['settings']['step_titles'] as $index => $title) { |
| 485 |
$field['settings']['step_titles'][$index] = fluentform_sanitize_html($title); |
| 486 |
} |
| 487 |
} |
| 488 |
|
| 489 |
if (isset($field['settings']['tabs_show_progress_bar'])) { |
| 490 |
$field['settings']['tabs_show_progress_bar'] = sanitize_text_field($field['settings']['tabs_show_progress_bar']) === 'yes' ? 'yes' : 'no'; |
| 491 |
} |
| 492 |
|
| 493 |
if (isset($field['settings']['progress_layout'])) { |
| 494 |
$progressLayout = sanitize_text_field($field['settings']['progress_layout']); |
| 495 |
$field['settings']['progress_layout'] = in_array($progressLayout, ['top', 'left'], true) ? $progressLayout : 'top'; |
| 496 |
} |
| 497 |
|
| 498 |
if (!empty($field['settings']['prev_btn']) && is_array($field['settings']['prev_btn'])) { |
| 499 |
foreach ($field['settings']['prev_btn'] as $key => $value) { |
| 500 |
if (isset($stepsSanitizationMap['prev_btn'][$key])) { |
| 501 |
$sanitizeFunction = $stepsSanitizationMap['prev_btn'][$key]; |
| 502 |
$field['settings']['prev_btn'][$key] = $sanitizeFunction($value); |
| 503 |
} |
| 504 |
} |
| 505 |
} |
| 506 |
|
| 507 |
if (!empty($field['attributes']['class'])) { |
| 508 |
$field['attributes']['class'] = sanitize_text_field($field['attributes']['class']); |
| 509 |
} |
| 510 |
if (!empty($field['attributes']['id'])) { |
| 511 |
$field['attributes']['id'] = sanitize_text_field($field['attributes']['id']); |
| 512 |
} |
| 513 |
} |
| 514 |
|
| 515 |
if ('step_start' === $element && isset($field['fields'])) { |
| 516 |
$field['fields'] = $this->sanitizeStepsWrapper($field['fields']); |
| 517 |
} |
| 518 |
|
| 519 |
if (!empty($field['attributes'])) { |
| 520 |
$field['attributes'] = $this->dropEventHandlerAttributeKeys($field['attributes']); |
| 521 |
} |
| 522 |
|
| 523 |
$stepWrapper[$fieldIndex] = $field; |
| 524 |
} |
| 525 |
|
| 526 |
return $stepWrapper; |
| 527 |
} |
| 528 |
|
| 529 |
public function sanitizeMinWidth($value) |
| 530 |
{ |
| 531 |
if (is_string($value) && preg_match('/^\d+%$/', $value)) { |
| 532 |
return $value; |
| 533 |
} |
| 534 |
return ''; |
| 535 |
} |
| 536 |
|
| 537 |
public function sanitizeRgbColor($value) |
| 538 |
{ |
| 539 |
if (!is_string($value)) { |
| 540 |
return ''; |
| 541 |
} |
| 542 |
|
| 543 |
// rgb() takes three 0-255 channels; rgba() takes those plus an alpha. |
| 544 |
// A single combined pattern cannot express that, and treating the last |
| 545 |
// component as an alpha in both cases discarded every rgb() whose blue |
| 546 |
// channel was not 0 or 1 - white included. |
| 547 |
$channel = '\s*(?:25[0-5]|2[0-4][0-9]|1[0-9]{2}|[0-9]{1,2})\s*'; |
| 548 |
$alpha = '\s*(?:0|1|0?\.[0-9]+|1\.0+)\s*'; |
| 549 |
|
| 550 |
$rgb = '/^rgb\(' . $channel . ',' . $channel . ',' . $channel . '\)$/'; |
| 551 |
$rgba = '/^rgba\(' . $channel . ',' . $channel . ',' . $channel . ',' . $alpha . '\)$/'; |
| 552 |
|
| 553 |
if (preg_match($rgb, $value) || preg_match($rgba, $value)) { |
| 554 |
return $value; |
| 555 |
} |
| 556 |
|
| 557 |
return ''; |
| 558 |
} |
| 559 |
} |
| 560 |
|
