%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
/**
* All the form goodness and basics.
*
* Contains a bunch of helper methods as well.
*
* @since 1.0.0
*/
class WPForms_Form_Handler {
/**
* Tags taxonomy.
*
* @since 1.7.5
*/
const TAGS_TAXONOMY = 'wpforms_form_tag';
/**
* Primary class constructor.
*
* @since 1.0.0
*/
public function __construct() {
$this->hooks();
}
/**
* Hooks.
*
* @since 1.7.5
*/
private function hooks() {
// Register wpforms custom post type and taxonomy.
add_action( 'init', [ $this, 'register_taxonomy' ] );
add_action( 'init', [ $this, 'register_cpt' ] );
// Add wpforms to new-content admin bar menu.
add_action( 'admin_bar_menu', [ $this, 'admin_bar' ], 99 );
add_action( 'wpforms_create_form', [ $this, 'track_first_form' ], 10, 3 );
}
/**
* Register the custom post type to be used for forms.
*
* @since 1.0.0
*/
public function register_cpt() {
// phpcs:disable WPForms.PHP.ValidateHooks.InvalidHookName
/**
* Filters Custom Post Type arguments.
*
* @since 1.0.0
*
* @param array $args Arguments.
*/
$args = apply_filters(
'wpforms_post_type_args',
[
'label' => 'WPForms',
'public' => false,
'exclude_from_search' => true,
'show_ui' => false,
'show_in_admin_bar' => false,
'rewrite' => false,
'query_var' => false,
'can_export' => false,
'supports' => [ 'title', 'author', 'revisions' ],
'capability_type' => 'wpforms_form', // Not using 'capability_type' anywhere. It just has to be custom for security reasons.
'map_meta_cap' => false, // Don't let WP to map meta caps to have a granular control over this process via 'map_meta_cap' filter.
]
);
// phpcs:enable WPForms.PHP.ValidateHooks.InvalidHookName
// Register the post type.
register_post_type( 'wpforms', $args );
}
/**
* Register the new taxonomy for tags.
*
* @since 1.7.5
*/
public function register_taxonomy() {
/**
* Filters Tags taxonomy arguments.
*
* @since 1.7.5
*
* @param array $args Arguments.
*/
$args = apply_filters(
'wpforms_form_handler_register_taxonomy_args',
[
'hierarchical' => false,
'rewrite' => false,
'public' => false,
]
);
register_taxonomy( self::TAGS_TAXONOMY, 'wpforms', $args );
}
/**
* Add "WPForms" item to new-content admin bar menu item.
*
* @since 1.1.7.2
*
* @param WP_Admin_Bar $wp_admin_bar WP_Admin_Bar instance, passed by reference.
*/
public function admin_bar( $wp_admin_bar ) {
if ( ! is_admin_bar_showing() || ! wpforms_current_user_can( 'create_forms' ) ) {
return;
}
$args = [
'id' => 'wpforms',
'title' => esc_html__( 'WPForms', 'wpforms-lite' ),
'href' => admin_url( 'admin.php?page=wpforms-builder' ),
'parent' => 'new-content',
];
$wp_admin_bar->add_node( $args );
}
/**
* Preserve the timestamp when the very first form has been created.
*
* @since 1.6.7.1
*
* @param int $form_id Newly created form ID.
* @param array $form Array past to create a new form in wp_posts table.
* @param array $data Additional form data.
*/
public function track_first_form( $form_id, $form, $data ) {
// Do we have the value already?
$time = get_option( 'wpforms_forms_first_created' );
// Check whether we have already saved this option - skip.
if ( ! empty( $time ) ) {
return;
}
// Check whether we have any forms other than the currently created one.
$other_form = $this->get(
'',
[
'posts_per_page' => 1,
'nopaging' => false,
'fields' => 'ids',
'post__not_in' => [ $form_id ],
'update_post_meta_cache' => false,
'update_post_term_cache' => false,
'cap' => false,
]
);
// As we have other forms - we are not certain about the situation, skip.
if ( ! empty( $other_form ) ) {
return;
}
add_option( 'wpforms_forms_first_created', time(), '', 'no' );
}
/**
* Fetch forms.
*
* @since 1.0.0
*
* @param mixed $id Form ID.
* @param array $args Additional arguments array.
*
* @return array|bool|null|WP_Post
*/
public function get( $id = '', $args = [] ) {
if ( $id === false ) {
return false;
}
// phpcs:disable WPForms.PHP.ValidateHooks.InvalidHookName
/**
* Allow developers to filter the WPForms_Form_Handler::get() arguments.
*
* @since 1.0.0
*
* @param array $args Arguments array.
* @param mixed $id Form ID.
*/
$args = (array) apply_filters( 'wpforms_get_form_args', $args, $id );
// phpcs:enable WPForms.PHP.ValidateHooks.InvalidHookName
// By default, we should return only published forms.
$defaults = [
'post_status' => 'publish',
];
$args = (array) wp_parse_args( $args, $defaults );
$forms = empty( $id ) ? $this->get_multiple( $args ) : $this->get_single( $id, $args );
return ! empty( $forms ) ? $forms : false;
}
/**
* Fetch a single form.
*
* @since 1.5.8
*
* @param string|int $id Form ID.
* @param array $args Additional arguments array.
*
* @return array|bool|null|WP_Post
*/
protected function get_single( $id = '', $args = [] ) {
$args = apply_filters( 'wpforms_get_single_form_args', $args, $id );
if ( ! isset( $args['cap'] ) && wpforms()->get( 'access' )->init_allowed() ) {
$args['cap'] = 'view_form_single';
}
if ( ! empty( $args['cap'] ) && ! wpforms_current_user_can( $args['cap'], $id ) ) {
return false;
}
// @todo add $id array support
// If ID is provided, we get a single form
$form = get_post( absint( $id ) );
if ( ! empty( $args['content_only'] ) ) {
$form = ! empty( $form ) && $form->post_type === 'wpforms' ? wpforms_decode( $form->post_content ) : false;
}
return $form;
}
/**
* Fetch multiple forms.
*
* @since 1.5.8
* @since 1.7.2 Added support for $args['search']['term'] - search form title or description by term.
*
* @param array $args Additional arguments array.
*
* @return array
*/
protected function get_multiple( $args = [] ) {
/**
* Allow developers to filter the get_multiple() arguments.
*
* @since 1.5.8
*
* @param array $args Arguments array. Almost the same as for `get_posts()` function.
* Additional element:
* ['search']['term'] - search the form title or description by term.
*/
$args = (array) apply_filters( 'wpforms_get_multiple_forms_args', $args );
// No ID provided, get multiple forms.
$defaults = [
'orderby' => 'id',
'order' => 'ASC',
'no_found_rows' => true,
'nopaging' => true,
'suppress_filters' => false,
];
$args = wp_parse_args( $args, $defaults );
$args['post_type'] = 'wpforms';
/**
* Allow developers to execute some code before get_posts() call inside \WPForms_Form_Handler::get_multiple().
*
* @since 1.7.2
*
* @param array $args Arguments of the `get_posts()`.
*/
do_action( 'wpforms_form_handler_get_multiple_before_get_posts', $args );
$forms = get_posts( $args );
/**
* Allow developers to execute some code right after get_posts() call inside \WPForms_Form_Handler::get_multiple().
*
* @since 1.7.2
*
* @param array $args Arguments of the `get_posts`.
* @param array $forms Forms data. Result of getting multiple forms.
*/
do_action( 'wpforms_form_handler_get_multiple_after_get_posts', $args, $forms );
/**
* Allow developers to filter the result of get_multiple().
*
* @since 1.7.2
*
* @param array $forms Result of getting multiple forms.
*/
return apply_filters( 'wpforms_form_handler_get_multiple_forms_result', $forms );
}
/**
* Update the form status.
*
* @since 1.7.3
*
* @param int $form_id Form ID.
* @param string $status New status.
*
* @return bool
*/
public function update_status( $form_id, $status ) {
// Status updates are used only in trash and restore actions,
// which are actually part of the deletion operation.
// Therefore, we should check the `delete_form_single` and not `edit_form_single` permission.
if ( ! wpforms_current_user_can( 'delete_form_single', $form_id ) ) {
return false;
}
$form_id = absint( $form_id );
$status = empty( $status ) ? 'publish' : sanitize_key( $status );
/**
* Filters the allowed form statuses.
*
* @since 1.7.3
*
* @param array $allowed_statuses Array of allowed form statuses. Default: publish, trash.
*/
$allowed = (array) apply_filters( 'wpforms_form_handler_update_status_allowed', [ 'publish', 'trash' ] );
if ( ! in_array( $status, $allowed, true ) ) {
return false;
}
$result = wp_update_post(
[
'ID' => $form_id,
'post_status' => $status,
]
);
/**
* Allow developers to execute some code after changing form status.
*
* @since 1.8.1
*
* @param string $form_id Form ID.
* @param string $status New form status, `publish` or `trash`.
*/
do_action( 'wpforms_form_handler_update_status', $form_id, $status );
return $result !== 0;
}
/**
* Delete all forms in the Trash.
*
* @since 1.7.3
*
* @return int|bool Number of deleted forms OR false.
*/
public function empty_trash() {
$forms = $this->get_multiple(
[
'post_status' => 'trash',
'fields' => 'ids',
'suppress_filters' => true,
]
);
if ( empty( $forms ) ) {
return false;
}
return $this->delete( $forms ) ? count( $forms ) : false;
}
/**
* Delete forms.
*
* @since 1.0.0
*
* @param array $ids Form IDs.
*
* @return bool
*/
public function delete( $ids = [] ) {
if ( ! is_array( $ids ) ) {
$ids = [ $ids ];
}
$ids = array_map( 'absint', $ids );
foreach ( $ids as $id ) {
// Check for permissions.
if ( ! wpforms_current_user_can( 'delete_form_single', $id ) ) {
return false;
}
if ( class_exists( 'WPForms_Entry_Handler', false ) ) {
wpforms()->entry->delete_by( 'form_id', $id );
wpforms()->entry_meta->delete_by( 'form_id', $id );
wpforms()->entry_fields->delete_by( 'form_id', $id );
}
$form = wp_delete_post( $id, true );
if ( ! $form ) {
return false;
}
}
do_action( 'wpforms_delete_form', $ids );
return true;
}
/**
* Add new form.
*
* @since 1.0.0
*
* @param string $title Form title.
* @param array $args Additional arguments.
* @param array $data Form data.
*
* @return mixed
*/
public function add( $title = '', $args = [], $data = [] ) {
// Must have a title.
if ( empty( $title ) ) {
return false;
}
// Check for permissions.
if ( ! wpforms_current_user_can( 'create_forms' ) ) {
return false;
}
// This filter breaks forms if they contain HTML.
remove_filter( 'content_save_pre', 'balanceTags', 50 );
// Add filter of the link rel attr to avoid JSON damage.
add_filter( 'wp_targeted_link_rel', '__return_empty_string', 50, 1 );
// phpcs:disable WPForms.PHP.ValidateHooks.InvalidHookName
/**
* Filters form creation arguments.
*
* @since 1.0.0
*
* @param array $args Form creation arguments.
* @param array $data Additional data.
*/
$args = apply_filters( 'wpforms_create_form_args', $args, $data );
// phpcs:enable WPForms.PHP.ValidateHooks.InvalidHookName
$form_content = [
'field_id' => '0',
'settings' => [
'form_title' => sanitize_text_field( $title ),
'form_desc' => '',
],
];
$args_form_data = isset( $args['post_content'] ) ? json_decode( wp_unslash( $args['post_content'] ), true ) : null;
// Prevent $args['post_content'] from overwriting predefined $form_content.
// Typically, it happens if the form was created with a form template and a user was not redirected to a form editing screen afterwards.
// This is only possible if a user has 'wpforms_create_forms' and no 'wpforms_edit_own_forms' capability.
if ( is_array( $args_form_data ) ) {
$args['post_content'] = wpforms_encode( array_replace_recursive( $form_content, $args_form_data ) );
}
// Merge args and create the form.
$form = wp_parse_args(
$args,
[
'post_title' => esc_html( $title ),
'post_status' => 'publish',
'post_type' => 'wpforms',
'post_content' => wpforms_encode( $form_content ),
]
);
$form_id = wp_insert_post( $form );
// Set form tags.
if ( ! empty( $form_id ) && ! empty( $args_form_data['settings']['form_tags'] ) ) {
wp_set_post_terms(
$form_id,
implode( ',', $args_form_data['settings']['form_tags'] ),
self::TAGS_TAXONOMY
);
}
// If user has no editing permissions the form considered to be created out of the WPForms form builder's context.
if ( ! wpforms_current_user_can( 'edit_form_single', $form_id ) ) {
$data['builder'] = false;
}
// If the form is created outside the context of the WPForms form
// builder, then we define some additional default values.
if ( ! empty( $form_id ) && isset( $data['builder'] ) && $data['builder'] === false ) {
$form_data = json_decode( wp_unslash( $form['post_content'] ), true );
$form_data['id'] = $form_id;
$form_data['settings']['submit_text'] = esc_html__( 'Submit', 'wpforms-lite' );
$form_data['settings']['submit_text_processing'] = esc_html__( 'Sending...', 'wpforms-lite' );
$form_data['settings']['notification_enable'] = '1';
$form_data['settings']['notifications'] = [
'1' => [
'email' => '{admin_email}',
'subject' => sprintf( /* translators: %s - form name. */
esc_html__( 'New Entry: %s', 'wpforms-lite' ),
esc_html( $title )
),
'sender_name' => get_bloginfo( 'name' ),
'sender_address' => '{admin_email}',
'replyto' => '{field_id="1"}',
'message' => '{all_fields}',
],
];
$form_data['settings']['confirmations'] = [
'1' => [
'type' => 'message',
'message' => esc_html__( 'Thanks for contacting us! We will be in touch with you shortly.', 'wpforms-lite' ),
'message_scroll' => '1',
],
];
$this->update( $form_id, $form_data, [ 'cap' => 'create_forms' ] );
}
// phpcs:disable WPForms.PHP.ValidateHooks.InvalidHookName
/**
* Fires after the form was created.
*
* @since 1.0.0
*
* @param int $form_id Form ID.
* @param array $form Form data.
* @param array $data Additional data.
*/
do_action( 'wpforms_create_form', $form_id, $form, $data );
// phpcs:enable WPForms.PHP.ValidateHooks.InvalidHookName
return $form_id;
}
/**
* Update form.
*
* @since 1.0.0
*
* @param string|int $form_id Form ID.
* @param array $data Data retrieved from $_POST and processed.
* @param array $args Empty by default, may have custom data not intended to be saved.
*
* @return mixed
* @internal param string $title
*/
public function update( $form_id = '', $data = [], $args = [] ) {
if ( empty( $data ) ) {
return false;
}
if ( empty( $form_id ) && isset( $data['id'] ) ) {
$form_id = $data['id'];
}
if ( ! isset( $args['cap'] ) ) {
$args['cap'] = 'edit_form_single';
}
if ( ! empty( $args['cap'] ) && ! wpforms_current_user_can( $args['cap'], $form_id ) ) {
return false;
}
// This filter breaks forms if they contain HTML.
remove_filter( 'content_save_pre', 'balanceTags', 50 );
// Add filter of the link rel attr to avoid JSON damage.
add_filter( 'wp_targeted_link_rel', '__return_empty_string', 50, 1 );
$data = wp_unslash( $data );
$title = empty( $data['settings']['form_title'] ) ? get_the_title( $form_id ) : $data['settings']['form_title'];
$desc = empty( $data['settings']['form_desc'] ) ? '' : $data['settings']['form_desc'];
$data['field_id'] = ! empty( $data['field_id'] ) ? absint( $data['field_id'] ) : '0';
// Preserve form meta.
$meta = $this->get_meta( $form_id );
if ( $meta ) {
$data['meta'] = $meta;
}
// Preserve fields meta.
if ( isset( $data['fields'] ) ) {
$data['fields'] = $this->update__preserve_fields_meta( $data['fields'], $form_id );
}
// Sanitize - don't allow tags for users who do not have appropriate cap.
// If we don't do this, forms for these users can get corrupt due to
// conflicts with wp_kses().
if ( ! current_user_can( 'unfiltered_html' ) ) {
$data = map_deep( $data, 'wp_strip_all_tags' );
}
// Sanitize notifications names.
if ( isset( $data['settings']['notifications'] ) ) {
$data['settings']['notifications'] = $this->update__sanitize_notifications_names( $data['settings']['notifications'] );
}
unset( $notification );
$form = apply_filters(
'wpforms_save_form_args',
[
'ID' => $form_id,
'post_title' => esc_html( $title ),
'post_excerpt' => $desc,
'post_content' => wpforms_encode( $data ),
],
$data,
$args
);
$_form_id = wp_update_post( $form );
do_action( 'wpforms_save_form', $_form_id, $form );
return $_form_id;
}
/**
* Preserve fields meta in 'update' method.
*
* @since 1.5.8
*
* @param array $fields Form fields.
* @param string|int $form_id Form ID.
*
* @return array
*/
protected function update__preserve_fields_meta( $fields, $form_id ) {
foreach ( $fields as $i => $field_data ) {
if ( isset( $field_data['id'] ) ) {
$field_meta = $this->get_field_meta( $form_id, $field_data['id'] );
if ( $field_meta ) {
$fields[ $i ]['meta'] = $field_meta;
}
}
}
return $fields;
}
/**
* Sanitize notifications names meta in 'update' method.
*
* @since 1.5.8
*
* @param array $notifications Form notifications.
*
* @return array
*/
protected function update__sanitize_notifications_names( $notifications ) {
foreach ( $notifications as $id => &$notification ) {
if ( ! empty( $notification['notification_name'] ) ) {
$notification['notification_name'] = sanitize_text_field( $notification['notification_name'] );
}
}
return $notifications;
}
/**
* Duplicate forms.
*
* @since 1.1.4
*
* @param array $ids Form IDs to duplicate.
*
* @return bool
*/
public function duplicate( $ids = [] ) {
// Check for permissions.
if ( ! wpforms_current_user_can( 'create_forms' ) ) {
return false;
}
// Add filter of the link rel attr to avoid JSON damage.
add_filter( 'wp_targeted_link_rel', '__return_empty_string', 50, 1 );
// This filter breaks forms if they contain HTML.
remove_filter( 'content_save_pre', 'balanceTags', 50 );
if ( ! is_array( $ids ) ) {
$ids = [ $ids ];
}
$ids = array_map( 'absint', $ids );
foreach ( $ids as $id ) {
// Get original entry.
$form = get_post( $id );
if ( ! wpforms_current_user_can( 'view_form_single', $id ) ) {
return false;
}
// Confirm form exists.
if ( ! $form || empty( $form ) ) {
return false;
}
// Get the form data.
$new_form_data = wpforms_decode( $form->post_content );
// Remove form ID from title if present.
$new_form_data['settings']['form_title'] = str_replace( '(ID #' . absint( $id ) . ')', '', $new_form_data['settings']['form_title'] );
// Create the duplicate form.
$new_form = [
'post_content' => wpforms_encode( $new_form_data ),
'post_excerpt' => $form->post_excerpt,
'post_status' => $form->post_status,
'post_title' => $new_form_data['settings']['form_title'],
'post_type' => $form->post_type,
];
$new_form_id = wp_insert_post( $new_form );
if ( ! $new_form_id || is_wp_error( $new_form_id ) ) {
return false;
}
// Set new form name.
$new_form_data['settings']['form_title'] .= ' (ID #' . absint( $new_form_id ) . ')';
// Set new form ID.
$new_form_data['id'] = absint( $new_form_id );
// Update new duplicate form.
$new_form_id = $this->update( $new_form_id, $new_form_data, [ 'cap' => 'create_forms' ] );
if ( ! $new_form_id || is_wp_error( $new_form_id ) ) {
return false;
}
// Add tags to the new form.
if ( ! empty( $new_form_data['settings']['form_tags'] ) ) {
wp_set_post_terms(
$new_form_id,
implode( ',', (array) $new_form_data['settings']['form_tags'] ),
self::TAGS_TAXONOMY
);
}
/**
* Fires after the form was duplicated.
*
* @since 1.8.2.2
*
* @param int $id Original form ID.
* @param int $new_form_id New form ID.
* @param array $new_form_data New form data.
*/
do_action( 'wpforms_form_handler_duplicate_form', $id, $new_form_id, $new_form_data );
}
return true;
}
/**
* Get the next available field ID and increment by one.
*
* @since 1.0.0
*
* @param string|int $form_id Form ID.
* @param array $args Additional arguments.
*
* @return mixed int or false
*/
public function next_field_id( $form_id, $args = [] ) { // phpcs:ignore WPForms.PHP.HooksMethod.InvalidPlaceForAddingHooks
if ( empty( $form_id ) ) {
return false;
}
$defaults = [
'content_only' => true,
];
if ( isset( $args['cap'] ) ) {
$defaults['cap'] = $args['cap'];
}
$form = $this->get( $form_id, $defaults );
if ( empty( $form ) ) {
return false;
}
$field_id = 0;
$max_field_id = ! empty( $form['fields'] ) ? max( array_keys( $form['fields'] ) ) : 0;
// We pass the `field_id` after duplicating the Layout field that contains a bunch of fields.
// This is needed to avoid multiple AJAX calls after duplicating each field in the Layout.
if ( isset( $args['field_id'] ) ) {
$set_field_id = absint( $args['field_id'] ) - 1;
$field_id = $set_field_id > $max_field_id ? $set_field_id : $max_field_id + 1;
} elseif ( ! empty( $form['field_id'] ) ) {
$field_id = absint( $form['field_id'] );
$field_id = $max_field_id > $field_id ? $max_field_id + 1 : $field_id;
}
$form['field_id'] = $field_id + 1;
// Skip creating a revision for this action.
remove_action( 'post_updated', 'wp_save_post_revision' );
$this->update( $form_id, $form );
// Restore the initial revisions state.
add_action( 'post_updated', 'wp_save_post_revision', 10, 1 );
return $field_id;
}
/**
* Get private meta information for a form.
*
* @since 1.0.0
*
* @param string|int $form_id Form ID.
* @param string $field Field.
* @param array $args Additional arguments.
*
* @return false|array
*/
public function get_meta( $form_id, $field = '', $args = [] ) {
if ( empty( $form_id ) ) {
return false;
}
$defaults = [
'content_only' => true,
];
if ( isset( $args['cap'] ) ) {
$defaults['cap'] = $args['cap'];
}
$data = $this->get( $form_id, $defaults );
if ( ! isset( $data['meta'] ) ) {
return false;
}
if ( empty( $field ) ) {
return $data['meta'];
}
if ( isset( $data['meta'][ $field ] ) ) {
return $data['meta'][ $field ];
}
return false;
}
/**
* Update or add form meta information to a form.
*
* @since 1.4.0
*
* @param string|int $form_id Form ID.
* @param string $meta_key Meta key.
* @param mixed $meta_value Meta value.
* @param array $args Additional arguments.
*
* @return false|int|WP_Error
*/
public function update_meta( $form_id, $meta_key, $meta_value, $args = [] ) {
if ( empty( $form_id ) || empty( $meta_key ) ) {
return false;
}
// Add filter of the link rel attr to avoid JSON damage.
add_filter( 'wp_targeted_link_rel', '__return_empty_string', 50, 1 );
// This filter breaks forms if they contain HTML.
remove_filter( 'content_save_pre', 'balanceTags', 50 );
if ( ! isset( $args['cap'] ) ) {
$args['cap'] = 'edit_form_single';
}
$form = $this->get_single( absint( $form_id ), $args );
if ( empty( $form ) ) {
return false;
}
$data = wpforms_decode( $form->post_content );
$meta_key = wpforms_sanitize_key( $meta_key );
$data['meta'][ $meta_key ] = $meta_value;
$form = [
'ID' => $form_id,
'post_content' => wpforms_encode( $data ),
];
$form = apply_filters( 'wpforms_update_form_meta_args', $form, $data );
$form_id = wp_update_post( $form );
do_action( 'wpforms_update_form_meta', $form_id, $form, $meta_key, $meta_value );
return $form_id;
}
/**
* Delete form meta information from a form.
*
* @since 1.4.0
*
* @param string|int $form_id Form ID.
* @param string $meta_key Meta key.
* @param array $args Additional arguments.
*
* @return false|int|WP_Error
*/
public function delete_meta( $form_id, $meta_key, $args = [] ) {
if ( empty( $form_id ) || empty( $meta_key ) ) {
return false;
}
// Add filter of the link rel attr to avoid JSON damage.
add_filter( 'wp_targeted_link_rel', '__return_empty_string', 50, 1 );
// This filter breaks forms if they contain HTML.
remove_filter( 'content_save_pre', 'balanceTags', 50 );
if ( ! isset( $args['cap'] ) ) {
$args['cap'] = 'edit_form_single';
}
$form = $this->get_single( absint( $form_id ), $args );
if ( empty( $form ) ) {
return false;
}
$data = wpforms_decode( $form->post_content );
$meta_key = wpforms_sanitize_key( $meta_key );
unset( $data['meta'][ $meta_key ] );
$form = [
'ID' => $form_id,
'post_content' => wpforms_encode( $data ),
];
$form = apply_filters( 'wpforms_delete_form_meta_args', $form, $data );
$form_id = wp_update_post( $form );
do_action( 'wpforms_delete_form_meta', $form_id, $form, $meta_key );
return $form_id;
}
/**
* Get private meta information for a form field.
*
* @since 1.0.0
*
* @param string|int $form_id Form ID.
* @param string $field_id Field ID.
* @param array $args Additional arguments.
*
* @return array|false
*/
public function get_field( $form_id, $field_id = '', $args = [] ) {
if ( empty( $form_id ) ) {
return false;
}
$defaults = [
'content_only' => true,
];
if ( isset( $args['cap'] ) ) {
$defaults['cap'] = $args['cap'];
}
$data = $this->get( $form_id, $defaults );
return isset( $data['fields'][ $field_id ] ) ? $data['fields'][ $field_id ] : false;
}
/**
* Get private meta information for a form field.
*
* @since 1.0.0
*
* @param string|int $form_id Form ID.
* @param string $field_id Field ID.
* @param array $args Additional arguments.
*
* @return array|false
*/
public function get_field_meta( $form_id, $field_id = '', $args = [] ) {
$field = $this->get_field( $form_id, $field_id, $args );
if ( ! $field ) {
return false;
}
return isset( $field['meta'] ) ? $field['meta'] : false;
}
}
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