| 1 |
<?php |
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|
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namespace FluentForm\App\Services\FormBuilder; |
| 4 |
|
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use FluentForm\App\Helpers\Helper; |
| 6 |
use FluentForm\Framework\Helpers\ArrayHelper; |
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|
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class FormBuilder |
| 9 |
{ |
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/** |
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* The Applivcation instance |
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* |
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* @var \FluentForm\Framework\Foundation\Application |
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*/ |
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protected $app = null; |
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|
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protected $form = null; |
| 18 |
|
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/** |
| 20 |
* Conditional logic for elements |
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* |
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* @var array |
| 23 |
*/ |
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public $conditions = []; |
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|
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/** |
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* Validation rules for elements |
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* |
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* @var array |
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*/ |
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public $validationRules = []; |
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|
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public $tabIndex = 1; |
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|
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public $fieldLists = []; |
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|
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public $containerCounter; |
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|
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/** |
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* Construct the form builder instance |
| 41 |
* |
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* @param \FluentForm\Framework\Foundation\Application $app |
| 43 |
*/ |
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public function __construct($app) |
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{ |
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$this->app = $app; |
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$this->containerCounter = 1; |
| 48 |
} |
| 49 |
|
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/** |
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* Render the form |
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* |
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* @param \StdClass $form [Form entry from database] |
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* |
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* @return mixed |
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*/ |
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public function build($form, $extraCssClass = '', $instanceCssClass = '', $atts = []) |
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{ |
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$this->form = $form; |
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$hasStepWrapper = isset($form->fields['stepsWrapper']) && $form->fields['stepsWrapper']; |
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|
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$labelPlacement = ArrayHelper::get($form->settings, 'layout.labelPlacement', 'top'); |
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|
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$formClass = "frm-fluent-form fluent_form_{$form->id} ff-el-form-{$labelPlacement}"; |
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|
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if ($extraCssClass) { |
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$formClass .= " {$extraCssClass}"; |
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} |
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|
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if ($hasStepWrapper) { |
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$formClass .= ' ff-form-has-steps'; |
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} |
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|
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if ($extraFormClass = Helper::formExtraCssClass($form)) { |
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$formClass .= ' ' . $extraFormClass; |
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} |
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|
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$themeStyle = ArrayHelper::get($atts, 'theme'); |
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|
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if (!$themeStyle) { |
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$selectedStyle = Helper::getFormMeta($form->id, '_ff_selected_style'); |
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|
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$selectedStyle = $selectedStyle ? $selectedStyle : 'ffs_default'; |
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|
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$themeStyle = $selectedStyle; |
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|
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$atts['theme'] = $selectedStyle; |
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} |
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|
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$form->theme = $themeStyle; |
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|
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$formBody = $this->buildFormBody($form); |
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|
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if (strpos($formBody, '{dynamic.')) { |
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$formClass .= ' ff_has_dynamic_smartcode'; |
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wp_enqueue_script('fluentform-advanced'); |
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} |
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|
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$formClass = apply_filters_deprecated( |
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'fluentform_form_class', |
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[ |
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$formClass, |
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$form |
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], |
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FLUENTFORM_FRAMEWORK_UPGRADE, |
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'fluentform/form_class', |
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'Use fluentform/form_class instead of fluentform_form_class.' |
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); |
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|
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$formClass = apply_filters('fluentform/form_class', $formClass, $form); |
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|
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if ($form->has_payment) { |
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$formClass .= ' fluentform_has_payment'; |
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} |
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|
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if ($themeStyle) { |
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$formClass .= ' ' . $themeStyle; |
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} |
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|
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$data = [ |
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'data-form_id' => $form->id, |
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'id' => 'fluentform_' . $form->id, |
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'class' => $formClass, |
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'data-form_instance' => $instanceCssClass, |
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'method' => 'POST', |
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]; |
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|
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$data = apply_filters_deprecated( |
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'fluent_form_html_attributes', |
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[ |
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$data, |
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$form |
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], |
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FLUENTFORM_FRAMEWORK_UPGRADE, |
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'fluentform/html_attributes', |
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'Use fluentform/html_attributes instead of fluent_form_html_attributes.' |
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); |
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|
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$formAttributes = apply_filters('fluentform/html_attributes', $data, $form); |
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|
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$formAtts = $this->buildAttributes($formAttributes); |
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|
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|
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$wrapperClasses = trim('fluentform ff-default fluentform_wrapper_' . $form->id . ' ' . ArrayHelper::get($atts, 'css_classes')); |
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|
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if ($themeStyle === 'ffs_inherit_theme') { |
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$wrapperClasses = str_replace("ff-default", "ff-inherit-theme-style", $wrapperClasses); |
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} else if ($themeStyle) { |
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$wrapperClasses .= ' ' . $themeStyle . '_wrap'; |
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} |
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|
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$wrapperClasses = apply_filters('fluentform/form_wrapper_classes', $wrapperClasses, $form); |
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ob_start(); |
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|
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echo "<div class='" . esc_attr($wrapperClasses) . "'>"; |
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|
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do_action_deprecated( |
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'fluentform_before_form_render', |
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[ |
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$form |
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], |
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FLUENTFORM_FRAMEWORK_UPGRADE, |
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'fluentform/before_form_render', |
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'Use fluentform/before_form_render instead of fluentform_before_form_render.' |
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); |
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|
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do_action('fluentform/before_form_render', $form, $atts); |
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echo '<form ' . $formAtts . '>'; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- $formAtts is escaped before being passed in. |
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|
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$isAccessible = apply_filters_deprecated( |
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'fluentform_disable_accessibility_fieldset', |
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[ |
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true, |
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$form |
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], |
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FLUENTFORM_FRAMEWORK_UPGRADE, |
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'fluentform/disable_accessibility_fieldset', |
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'Use fluentform/disable_accessibility_fieldset instead of fluentform_disable_accessibility_fieldset.' |
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); |
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$isAccessible = apply_filters('fluentform/disable_accessibility_fieldset', true, $form); |
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|
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if ($isAccessible) { |
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echo $this->fieldsetHtml($form); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- $form is escaped before being passed in. |
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} |
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|
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/* This hook is deprecated & will be removed soon */ |
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do_action('fluentform_form_element_start', $form); |
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|
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do_action('fluentform/form_element_start', $form); |
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|
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echo "<input type='hidden' name='__fluent_form_embded_post_id' value='" . esc_attr(get_the_ID()) . "' />"; |
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|
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wp_nonce_field( |
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'fluentform-submit-form', |
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'_fluentform_' . $form->id . '_fluentformnonce', |
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true, |
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true |
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); |
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|
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echo $formBody; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- $formBody is escaped before being passed in. |
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|
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if ($isAccessible) { |
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echo '</fieldset>'; |
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} |
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|
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echo "</form><div id='fluentform_" . (int) $form->id . "_errors' class='ff-errors-in-stack "; |
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|
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echo esc_attr($extraCssClass) . '_errors ' . esc_attr($instanceCssClass) . "_errors'></div></div>"; |
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|
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do_action_deprecated( |
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'fluentform_after_form_render', |
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[ |
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$form |
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], |
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FLUENTFORM_FRAMEWORK_UPGRADE, |
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'fluentform/after_form_render', |
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'Use fluentform/after_form_render instead of fluentform_after_form_render.' |
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); |
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do_action('fluentform/after_form_render', $form); |
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|
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return ob_get_clean(); |
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} |
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|
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/** |
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* @param \stdClass $form |
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* |
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* @return string form body |
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*/ |
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public function buildFormBody($form) |
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{ |
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$hasStepWrapper = isset($form->fields['stepsWrapper']) && $form->fields['stepsWrapper']; |
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|
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ob_start(); |
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|
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$stepCounter = 1; |
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|
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foreach ($form->fields['fields'] as $item) { |
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if ($hasStepWrapper && 'form_step' == $item['element']) { |
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$stepCounter++; |
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} |
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|
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$this->setUniqueIdentifier($item); |
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|
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$item = apply_filters_deprecated( |
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'fluentform_before_render_item', |
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[ |
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$item, |
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$form |
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], |
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FLUENTFORM_FRAMEWORK_UPGRADE, |
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'fluentform/before_render_item', |
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'Use fluentform/before_render_item instead of fluentform_before_render_item.' |
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); |
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$item = apply_filters('fluentform/before_render_item', $item, $form); |
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|
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do_action_deprecated( |
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'fluentform_render_item_' . $item['element'], |
| 258 |
[ |
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$item, |
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$form |
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], |
| 262 |
FLUENTFORM_FRAMEWORK_UPGRADE, |
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'fluentform/render_item_' . $item['element'], |
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'Use fluentform/render_item_' . $item['element'] . ' instead of fluentform_render_item_' . $item['element'] |
| 265 |
); |
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|
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do_action('fluentform/render_item_' . $item['element'], $item, $form); |
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|
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$this->extractValidationRules($item); |
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|
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$this->extractConditionalLogic($item); |
| 272 |
} |
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|
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if ($hasStepWrapper) { |
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do_action_deprecated( |
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'fluentform_render_item_step_end', |
| 277 |
[ |
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$form->fields['stepsWrapper']['stepEnd'], |
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$form |
| 280 |
], |
| 281 |
FLUENTFORM_FRAMEWORK_UPGRADE, |
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'fluentform/render_item_step_end', |
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'Use fluentform/render_item_step_end instead of fluentform_render_item_step_end.' |
| 284 |
); |
| 285 |
do_action('fluentform/render_item_step_end', $form->fields['stepsWrapper']['stepEnd'], $form); |
| 286 |
} else { |
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do_action_deprecated( |
| 288 |
'fluentform_render_item_submit_button', |
| 289 |
[ |
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$form->fields['submitButton'], |
| 291 |
$form |
| 292 |
], |
| 293 |
FLUENTFORM_FRAMEWORK_UPGRADE, |
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'fluentform/render_item_submit_button', |
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'Use fluentform/render_item_submit_button instead of fluentform_render_item_submit_button.' |
| 296 |
); |
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do_action('fluentform/render_item_submit_button', $form->fields['submitButton'], $form); |
| 298 |
} |
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|
| 300 |
$content = ob_get_clean(); |
| 301 |
|
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if ($hasStepWrapper) { |
| 303 |
$startElement = $form->fields['stepsWrapper']['stepStart']; |
| 304 |
|
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$steps = ArrayHelper::get($startElement, 'settings.step_titles'); |
| 306 |
|
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// check if $stepCounter == count() |
| 308 |
if ($stepCounter > count($steps)) { |
| 309 |
$fillCount = $stepCounter - count($steps); |
| 310 |
foreach (range(1, $fillCount) as $item) { |
| 311 |
$steps[] = ''; |
| 312 |
} |
| 313 |
$startElement['settings']['step_titles'] = $steps; |
| 314 |
} |
| 315 |
|
| 316 |
$this->setUniqueIdentifier($startElement); |
| 317 |
|
| 318 |
ob_start(); |
| 319 |
|
| 320 |
do_action_deprecated( |
| 321 |
'fluentform_render_item_step_start', |
| 322 |
[ |
| 323 |
$startElement, |
| 324 |
$form |
| 325 |
], |
| 326 |
FLUENTFORM_FRAMEWORK_UPGRADE, |
| 327 |
'fluentform/render_item_step_start', |
| 328 |
'Use fluentform/render_item_step_start instead of fluentform_render_item_step_start.' |
| 329 |
); |
| 330 |
do_action('fluentform/render_item_step_start', $startElement, $form); |
| 331 |
|
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$stepStatrt = ob_get_clean(); |
| 333 |
|
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$content = $stepStatrt . $content; |
| 335 |
} |
| 336 |
|
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return $content; |
| 338 |
} |
| 339 |
|
| 340 |
/** |
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* Set unique name/data-name for an element |
| 342 |
* |
| 343 |
* @param array &$item |
| 344 |
* |
| 345 |
* @return void |
| 346 |
*/ |
| 347 |
protected function setUniqueIdentifier(&$item) |
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{ |
| 349 |
if (isset($item['columns'])) { |
| 350 |
$item['attributes']['data-name'] = 'ff_cn_id_' . $this->containerCounter; |
| 351 |
$this->containerCounter++; |
| 352 |
foreach ($item['columns'] as &$column) { |
| 353 |
foreach ($column['fields'] as &$field) { |
| 354 |
$this->setUniqueIdentifier($field); |
| 355 |
} |
| 356 |
} |
| 357 |
} else { |
| 358 |
if (! isset($item['attributes']['name'])) { |
| 359 |
if ($this->form) { |
| 360 |
if (empty($this->form->attr_name_index)) { |
| 361 |
$this->form->attr_name_index = 1; |
| 362 |
} else { |
| 363 |
$this->form->attr_name_index += 1; |
| 364 |
} |
| 365 |
$uniqueId = $this->form->id . '_' . $this->form->attr_name_index; |
| 366 |
} else { |
| 367 |
$uniqueId = uniqid(wp_rand(), true); |
| 368 |
} |
| 369 |
|
| 370 |
$item['attributes']['name'] = $item['element'] . '-' . $uniqueId; |
| 371 |
} |
| 372 |
$item['attributes']['data-name'] = $item['attributes']['name']; |
| 373 |
$this->fieldLists[] = $item['element']; |
| 374 |
} |
| 375 |
} |
| 376 |
|
| 377 |
/** |
| 378 |
* Recursively extract validation rules from a given element |
| 379 |
* |
| 380 |
* @param array $item |
| 381 |
* |
| 382 |
* @return void |
| 383 |
*/ |
| 384 |
protected function extractValidationRules($item) |
| 385 |
{ |
| 386 |
if (isset($item['columns']) && 'repeater_container' !== $item['element']) { |
| 387 |
foreach ($item['columns'] as $column) { |
| 388 |
foreach ($column['fields'] as $field) { |
| 389 |
$this->extractValidationRules($field); |
| 390 |
} |
| 391 |
} |
| 392 |
} elseif (isset($item['fields'])) { |
| 393 |
$rootName = $item['attributes']['name']; |
| 394 |
foreach ($item['fields'] as $key => $innerItem) { |
| 395 |
if ('address' == $item['element'] || 'input_name' == $item['element']) { |
| 396 |
$itemName = $innerItem['attributes']['name']; |
| 397 |
$innerItem['attributes']['name'] = $rootName . '[' . $itemName . ']'; |
| 398 |
} else { |
| 399 |
if ('input_repeat' == $item['element'] || 'repeater_field' == $item['element']) { |
| 400 |
if (empty($innerItem['settings']['validation_rules']['email'])) { |
| 401 |
unset($innerItem['settings']['validation_rules']['email']); |
| 402 |
} |
| 403 |
$innerItem['attributes']['name'] = $rootName . '[' . $key . ']'; |
| 404 |
} else { |
| 405 |
$innerItem['attributes']['name'] = $rootName; |
| 406 |
} |
| 407 |
} |
| 408 |
$this->extractValidationRule($innerItem); |
| 409 |
} |
| 410 |
} elseif ('tabular_grid' == $item['element']) { |
| 411 |
$gridName = $item['attributes']['name']; |
| 412 |
$gridRows = $item['settings']['grid_rows']; |
| 413 |
$gridType = $item['settings']['tabular_field_type']; |
| 414 |
foreach ($gridRows as $rowKey => $rowValue) { |
| 415 |
$rowKey = trim(sanitize_text_field($rowKey)); |
| 416 |
if ('radio' == $gridType) { |
| 417 |
$item['attributes']['name'] = $gridName . '[' . $rowKey . ']'; |
| 418 |
$this->extractValidationRule($item); |
| 419 |
} else { |
| 420 |
$item['attributes']['name'] = $gridName . '[' . $rowKey . ']'; |
| 421 |
$this->extractValidationRule($item); |
| 422 |
} |
| 423 |
} |
| 424 |
} elseif ('chained_select' == $item['element']) { |
| 425 |
$chainedSelectName = $item['attributes']['name']; |
| 426 |
foreach ($item['settings']['data_source']['headers'] as $select) { |
| 427 |
$item['attributes']['name'] = $chainedSelectName . '[' . $select . ']'; |
| 428 |
$this->extractValidationRule($item); |
| 429 |
} |
| 430 |
} elseif ('repeater_container' == $item['element']) { |
| 431 |
$rootName = $item['attributes']['name']; |
| 432 |
$ruleIndex = 0; |
| 433 |
foreach ($item['columns'] as $key => $innerItem) { |
| 434 |
foreach ($innerItem['fields'] as &$innerField) { |
| 435 |
$innerField['attributes']['name'] = $rootName . '[' . $key . ']'; |
| 436 |
$rules = ArrayHelper::get($innerField, 'settings.validation_rules', []); |
| 437 |
$innerField['settings']['validation_rules'] = $rules; |
| 438 |
$this->extractValidationRule($innerField, $rootName . '[' . $ruleIndex . ']'); |
| 439 |
$ruleIndex++; |
| 440 |
} |
| 441 |
} |
| 442 |
} else { |
| 443 |
$this->extractValidationRule($item); |
| 444 |
} |
| 445 |
} |
| 446 |
|
| 447 |
/** |
| 448 |
* Extract validation rules from a given element |
| 449 |
* |
| 450 |
* @param array $item |
| 451 |
* |
| 452 |
* @return void |
| 453 |
*/ |
| 454 |
protected function extractValidationRule($item, $name = '') |
| 455 |
{ |
| 456 |
if (isset($item['settings']['validation_rules'])) { |
| 457 |
$rules = $item['settings']['validation_rules']; |
| 458 |
foreach ($rules as $ruleName => $rule) { |
| 459 |
if (isset($rule['message'])) { |
| 460 |
if (isset($rule['global']) && $rule['global']) { |
| 461 |
$rule['message'] = apply_filters('fluentform/get_global_message_' . $ruleName, $rule['message']); |
| 462 |
} |
| 463 |
// Shortcode parse on validation message |
| 464 |
$rule['message'] = Helper::shortCodeParseOnValidationMessage($rule['message'], $this->form, ArrayHelper::get($item, 'attributes.name')); |
| 465 |
$rules[$ruleName]['message'] = apply_filters_deprecated( |
| 466 |
'fluentform_validation_message_' . $ruleName, |
| 467 |
[ |
| 468 |
$rule['message'], |
| 469 |
$item |
| 470 |
], |
| 471 |
FLUENTFORM_FRAMEWORK_UPGRADE, |
| 472 |
'fluentform/validation_message_' . $ruleName, |
| 473 |
'Use fluentform/validation_message_' . $ruleName . ' instead of fluentform_validation_message_' . $ruleName |
| 474 |
); |
| 475 |
$rules[$ruleName]['message'] = apply_filters('fluentform/validation_message_' . $ruleName, $rule['message'], $item); |
| 476 |
|
| 477 |
$rules[$ruleName]['message'] = apply_filters_deprecated( |
| 478 |
'fluentform_validation_message_' . $item['element'] . '_' . $ruleName, |
| 479 |
[ |
| 480 |
$rules[$ruleName]['message'], |
| 481 |
$item |
| 482 |
], |
| 483 |
FLUENTFORM_FRAMEWORK_UPGRADE, |
| 484 |
'fluentform/validation_message_' . $item['element'] . '_' . $ruleName, |
| 485 |
'Use fluentform/validation_message_' . $item['element'] . '_' . $ruleName . ' instead of fluentform_validation_message_' . $item['element'] . '_' . $ruleName |
| 486 |
); |
| 487 |
$rules[$ruleName]['message'] = apply_filters('fluentform/validation_message_' . $item['element'] . '_' . $ruleName, $rules[$ruleName]['message'], $item); |
| 488 |
} |
| 489 |
} |
| 490 |
|
| 491 |
$rules = apply_filters_deprecated( |
| 492 |
'fluentform_item_rules_' . $item['element'], |
| 493 |
[ |
| 494 |
$rules, |
| 495 |
$item |
| 496 |
], |
| 497 |
FLUENTFORM_FRAMEWORK_UPGRADE, |
| 498 |
'fluentform/item_rules_' . $item['element'], |
| 499 |
'Use fluentform/item_rules_' . $item['element'] . ' instead of fluentform_item_rules_' . $item['element'] |
| 500 |
); |
| 501 |
|
| 502 |
$rules = apply_filters('fluentform/item_rules_' . $item['element'], $rules, $item); |
| 503 |
if (!$name) { |
| 504 |
$name = $item['attributes']['name']; |
| 505 |
} |
| 506 |
$this->validationRules[$name] = $rules; |
| 507 |
} |
| 508 |
} |
| 509 |
|
| 510 |
/** |
| 511 |
* Extract conditional logic from a given element |
| 512 |
* |
| 513 |
* @param array $item |
| 514 |
* |
| 515 |
* @return void |
| 516 |
*/ |
| 517 |
protected function extractConditionalLogic($item, $itemName = '') |
| 518 |
{ |
| 519 |
// If container like element, then recurse |
| 520 |
if (isset($item['columns'])) { |
| 521 |
$containerConditions = false; |
| 522 |
if (isset($item['settings']['conditional_logics'])) { |
| 523 |
$conditionals = $item['settings']['conditional_logics']; |
| 524 |
if (isset($conditionals['status'])) { |
| 525 |
if ($conditionals['status'] && $conditionals['conditions']) { |
| 526 |
$containerConditions = $item['settings']['conditional_logics']; |
| 527 |
$this->conditions[$item['attributes']['data-name']] = $containerConditions; |
| 528 |
} |
| 529 |
} |
| 530 |
} |
| 531 |
$parentName = ArrayHelper::get($item, 'attributes.name'); |
| 532 |
$isRepeaterContainer = ArrayHelper::get($item, 'element') === 'repeater_container'; |
| 533 |
|
| 534 |
foreach ($item['columns'] as $colIndex => $column) { |
| 535 |
foreach ($column['fields'] as $fieldIndex => $field) { |
| 536 |
if ($containerConditions) { |
| 537 |
$field['container_conditions'] = $containerConditions; |
| 538 |
} |
| 539 |
if ($isRepeaterContainer) { |
| 540 |
$conditionName = $parentName . '_condition_' . $colIndex . '_' . $fieldIndex; |
| 541 |
$this->extractConditionalLogic($field, $conditionName); |
| 542 |
} else { |
| 543 |
$this->extractConditionalLogic($field); |
| 544 |
} |
| 545 |
} |
| 546 |
} |
| 547 |
} elseif (isset($item['settings']['conditional_logics'])) { |
| 548 |
$conditionals = $item['settings']['conditional_logics']; |
| 549 |
if (!$itemName) { |
| 550 |
$itemName = $item['attributes']['data-name']; |
| 551 |
} |
| 552 |
if (isset($conditionals['status'])) { |
| 553 |
if ($conditionals['status'] && $conditionals['conditions']) { |
| 554 |
$this->conditions[$itemName] = $item['settings']['conditional_logics']; |
| 555 |
} |
| 556 |
} |
| 557 |
if (isset($item['container_conditions'])) { |
| 558 |
if (! isset($this->conditions[$item['attributes']['data-name']])) { |
| 559 |
$this->conditions[$itemName] = [ |
| 560 |
'conditions' => [], |
| 561 |
'status' => false, |
| 562 |
'type' => 'any', |
| 563 |
]; |
| 564 |
} |
| 565 |
$this->conditions[$itemName]['container_condition'] = $item['container_conditions']; |
| 566 |
} |
| 567 |
} |
| 568 |
} |
| 569 |
|
| 570 |
/** |
| 571 |
* Build attributes for any html element |
| 572 |
* |
| 573 |
* @param array $attributes |
| 574 |
* |
| 575 |
* @return string [Compiled key='value' attributes] |
| 576 |
*/ |
| 577 |
protected function buildAttributes($attributes, $form = null) |
| 578 |
{ |
| 579 |
$atts = ''; |
| 580 |
foreach ($attributes as $key => $value) { |
| 581 |
// SECURITY (FINDING-06): drop event-handler attribute keys and escape the key name |
| 582 |
// (author-controlled attribute keys are not allowlisted at save). |
| 583 |
if (preg_match('/^on[a-z]/i', (string) $key)) { |
| 584 |
continue; |
| 585 |
} |
| 586 |
if ($value || 0 === $value || '0' === $value) { |
| 587 |
$value = htmlspecialchars($value); |
| 588 |
$atts .= esc_attr($key) . '="' . $value . '" '; |
| 589 |
} |
| 590 |
} |
| 591 |
return $atts; |
| 592 |
} |
| 593 |
|
| 594 |
/** |
| 595 |
* Get hidden fieldset html |
| 596 |
* |
| 597 |
* @param $form |
| 598 |
* |
| 599 |
* @return string |
| 600 |
*/ |
| 601 |
private function fieldsetHtml($form) |
| 602 |
{ |
| 603 |
return '<fieldset style="border: none!important;margin: 0!important;padding: 0!important;background-color: transparent!important;box-shadow: none!important;outline: none!important; min-inline-size: 100%;"> |
| 604 |
<legend class="ff_screen_reader_title" style="display: block; margin: 0!important;padding: 0!important;height: 0!important;text-indent: -999999px;width: 0!important;overflow:hidden;">' |
| 605 |
.esc_html($form->title). |
| 606 |
'</legend>'; |
| 607 |
} |
| 608 |
} |
| 609 |
|
