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<?php if ( ! defined( 'ABSPATH' ) ) { // Exit if accessed directly. exit; } /** * Compatibility for the Advanced Custom Fields plugin. * * @since 3.17.2 * * @link https://www.advancedcustomfields.com/ */ class ET_Builder_Plugin_Compat_Advanced_Custom_Fields extends ET_Builder_Plugin_Compat_Base { /** * Constructor. * * @since 3.17.2 */ public function __construct() { $this->plugin_id = $this->_get_plugin_id(); $this->init_hooks(); } /** * Get the currently activated ACF plugin id as the FREE and PRO versions are separate plugins. * * @since 3.18 * * @return string */ protected function _get_plugin_id() { if ( ! function_exists( 'is_plugin_active' ) ) { require_once ABSPATH . 'wp-admin/includes/plugin.php'; } $pro = 'advanced-custom-fields-pro/acf.php'; $free = 'advanced-custom-fields/acf.php'; return is_plugin_active( $pro ) ? $pro : $free; } /** * Hook methods to WordPress. * * @since 3.17.2 * * @return void */ public function init_hooks() { // Bail if there's no version found. if ( ! $this->get_plugin_version() ) { return; } add_filter( 'et_builder_dynamic_content_meta_value', array( $this, 'maybe_filter_dynamic_content_meta_value' ), 10, 3 ); add_filter( 'et_builder_custom_dynamic_content_fields', array( $this, 'maybe_filter_dynamic_content_fields' ), 10, 3 ); } /** * Format ACF meta values accordingly. * * @since 3.17.2 * * @param string $meta_value * @param string $meta_key * @param integer $post_id * * @return string */ public function maybe_filter_dynamic_content_meta_value( $meta_value, $meta_key, $post_id ) { global $wp_query; $post_type = get_post_type( $post_id ); $identifier = $post_id; if ( et_theme_builder_is_layout_post_type( $post_type ) ) { return $this->format_placeholder_value( $meta_key, $post_id ); } $is_blog_query = isset( $wp_query->et_pb_blog_query ) && $wp_query->et_pb_blog_query; if ( ! $is_blog_query && ( is_category() || is_tag() || is_tax() ) ) { $term = get_queried_object(); $identifier = "{$term->taxonomy}_{$term->term_id}"; } elseif ( is_author() ) { $user = get_queried_object(); $identifier = "user_{$user->ID}"; } $acf_value = get_field( $meta_key, $identifier ); if ( false === $acf_value ) { return $meta_value; } $acf_field = get_field_object( $meta_key, $post_id, array( 'load_value' => false ) ); $acf_value = $this->format_field_value( $acf_value, $acf_field ); if ( is_array( $acf_value ) || is_object( $acf_value ) ) { // Avoid exposing unformatted values. $acf_value = ''; } return (string) $acf_value; } /** * Format ACF dynamic content field. * * @since 3.17.2 * * @param array[] $custom_fields * @param int $post_id * @param mixed[] $raw_custom_fields * * @return array[] modified $custom_fields */ public function maybe_filter_dynamic_content_fields( $custom_fields, $post_id, $raw_custom_fields ) { if ( ! $post_id || et_theme_builder_is_layout_post_type( get_post_type( $post_id ) ) ) { $post_id = 0; } return $this->maybe_filter_dynamic_content_fields_from_groups( $custom_fields, $post_id, $raw_custom_fields ); } /** * Format ACF dynamic content fields for TB layouts. * * @since 4.0.9 * * @param array[] $custom_fields * @param int $post_id * @param mixed[] $raw_custom_fields * * @return array[] modified $custom_fields */ public function maybe_filter_dynamic_content_fields_from_groups( $custom_fields, $post_id, $raw_custom_fields ) { $groups = 0 !== $post_id ? acf_get_field_groups( array( 'post_id' => $post_id ) ) : acf_get_field_groups(); foreach ( $groups as $group ) { $fields = $this->expand_fields( acf_get_fields( $group['ID'] ) ); foreach ( $fields as $field ) { if ( 'group' === $field['type'] ) { // Remove all group fields as ACF stores empty values for them. unset( $custom_fields[ "custom_meta_{$field['name']}" ] ); continue; } $settings = array( 'label' => esc_html( $field['label'] ), 'type' => 'any', 'fields' => array( 'before' => array( 'label' => et_builder_i18n( 'Before' ), 'type' => 'text', 'default' => '', 'show_on' => 'text', ), 'after' => array( 'label' => et_builder_i18n( 'After' ), 'type' => 'text', 'default' => '', 'show_on' => 'text', ), ), 'meta_key' => $field['name'], 'custom' => true, 'group' => "ACF: {$group['title']}", ); if ( current_user_can( 'unfiltered_html' ) ) { $settings['fields']['enable_html'] = array( 'label' => esc_html__( 'Enable raw HTML', 'et_builder' ), 'type' => 'yes_no_button', 'options' => array( 'on' => et_builder_i18n( 'Yes' ), 'off' => et_builder_i18n( 'No' ), ), // Set enable_html default to `on` for taxonomy fields so builder // automatically renders taxonomy list properly as unescaped HTML. 'default' => 'taxonomy' === $field['type'] ? 'on' : 'off', 'show_on' => 'text', ); } $custom_fields[ "custom_meta_{$field['name']}" ] = $settings; } } return $custom_fields; } /** * Expand ACF fields into their subfields in the order they are specified, if any. * * @since 4.0.9 * * @param array[] $fields * @param string $name_prefix * @param string $label_prefix * * @return array[] */ public function expand_fields( $fields, $name_prefix = '', $label_prefix = '' ) { $expanded = array(); foreach ( $fields as $field ) { $expanded[] = array( array_merge( $field, array( 'name' => $name_prefix . $field['name'], 'label' => $label_prefix . $field['label'], ) ), ); if ( 'group' === $field['type'] ) { $expanded[] = $this->expand_fields( $field['sub_fields'], $name_prefix . $field['name'] . '_', $label_prefix . $field['label'] . ': ' ); } } if ( empty( $expanded ) ) { return array(); } // @phpcs:ignore Generic.PHP.ForbiddenFunctions.Found return call_user_func_array( 'array_merge', $expanded ); } /** * Format a field value based on the field type. * * @param mixed $value * @param array $field * * @return mixed */ protected function format_field_value( $value, $field ) { if ( ! is_array( $field ) || empty( $field['type'] ) ) { return $value; } switch ( $field['type'] ) { case 'image': $format = isset( $field['return_format'] ) ? $field['return_format'] : 'url'; switch ( $format ) { case 'array': $value = esc_url( wp_get_attachment_url( intval( $value['id'] ) ) ); break; case 'id': $value = esc_url( wp_get_attachment_url( intval( $value ) ) ); break; } break; case 'select': case 'checkbox': $value = is_array( $value ) ? $value : array( $value ); $value_labels = array(); foreach ( $value as $value_key ) { $choice_label = isset( $field['choices'][ $value_key ] ) ? $field['choices'][ $value_key ] : ''; if ( ! empty( $choice_label ) ) { $value_labels[] = $choice_label; } } $value = implode( ', ', $value_labels ); break; case 'true_false': $value = et_builder_i18n( $value ? 'Yes' : 'No' ); break; case 'taxonomy': // If taxonomy configuration exist, get HTML output of given value (ids). if ( isset( $field['taxonomy'] ) ) { $terms = get_terms( array( 'taxonomy' => $field['taxonomy'], 'include' => $value, ) ); $link = 'on'; $separator = ', '; if ( is_array( $terms ) ) { $value = et_builder_list_terms( $terms, $link, $separator ); } } break; default: // Handle multiple values for which a more appropriate formatting method is not available. if ( isset( $field['multiple'] ) && $field['multiple'] ) { $value = implode( ', ', $value ); } break; } // Value escaping left to the user to decide since some fields hold rich content. $value = et_core_esc_previously( $value ); return $value; } /** * Format a placeholder value based on the field type. * * @param string $meta_key * @param integer $post_id * * @return mixed */ protected function format_placeholder_value( $meta_key, $post_id ) { if ( function_exists( 'acf_get_field' ) ) { $field = acf_get_field( $meta_key ); } else { $field = get_field_object( $meta_key, false, array( 'load_value' => false ) ); } if ( ! is_array( $field ) || empty( $field['type'] ) ) { return esc_html__( 'Your ACF Field Value Will Display Here', 'et_builder' ); } $value = esc_html( sprintf( // Translators: %1$s: ACF Field name __( 'Your "%1$s" ACF Field Value Will Display Here', 'et_builder' ), $field['label'] ) ); switch ( $field['type'] ) { case 'image': $value = ET_BUILDER_PLACEHOLDER_LANDSCAPE_IMAGE_DATA; break; case 'taxonomy': $value = esc_html( implode( ', ', array( __( 'Category 1', 'et_builder' ), __( 'Category 2', 'et_builder' ), __( 'Category 3', 'et_builder' ), ) ) ); break; } return $value; } } new ET_Builder_Plugin_Compat_Advanced_Custom_Fields();