478 lines
12 KiB
PHP
478 lines
12 KiB
PHP
<?php
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if ( ! class_exists( 'ACF_Field_User' ) ) :
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class ACF_Field_User extends ACF_Field {
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/**
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* Initializes the field type.
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*
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* @date 5/03/2014
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* @since 5.0.0
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*
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* @param void
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* @return void
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*/
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function initialize() {
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// Props.
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$this->name = 'user';
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$this->label = __( 'User', 'acf' );
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$this->category = 'relational';
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$this->defaults = array(
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'role' => '',
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'multiple' => 0,
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'allow_null' => 0,
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'return_format' => 'array',
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);
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// Register filter variations.
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acf_add_filter_variations( 'acf/fields/user/query', array( 'name', 'key' ), 1 );
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acf_add_filter_variations( 'acf/fields/user/result', array( 'name', 'key' ), 2 );
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acf_add_filter_variations( 'acf/fields/user/search_columns', array( 'name', 'key' ), 3 );
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// Add AJAX query.
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add_action( 'wp_ajax_acf/fields/user/query', array( $this, 'ajax_query' ) );
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add_action( 'wp_ajax_nopriv_acf/fields/user/query', array( $this, 'ajax_query' ) );
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}
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/**
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* Renders the field settings HTML.
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*
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* @date 23/01/13
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* @since 3.6.0
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*
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* @param array $field The ACF field.
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* @return void
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*/
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function render_field_settings( $field ) {
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acf_render_field_setting(
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$field,
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array(
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'label' => __( 'Filter by role', 'acf' ),
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'instructions' => '',
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'type' => 'select',
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'name' => 'role',
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'choices' => acf_get_user_role_labels(),
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'multiple' => 1,
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'ui' => 1,
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'allow_null' => 1,
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'placeholder' => __( 'All user roles', 'acf' ),
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)
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);
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acf_render_field_setting(
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$field,
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array(
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'label' => __( 'Allow Null?', 'acf' ),
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'instructions' => '',
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'name' => 'allow_null',
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'type' => 'true_false',
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'ui' => 1,
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)
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);
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acf_render_field_setting(
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$field,
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array(
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'label' => __( 'Select multiple values?', 'acf' ),
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'instructions' => '',
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'name' => 'multiple',
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'type' => 'true_false',
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'ui' => 1,
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)
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);
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acf_render_field_setting(
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$field,
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array(
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'label' => __( 'Return Format', 'acf' ),
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'instructions' => '',
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'type' => 'radio',
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'name' => 'return_format',
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'choices' => array(
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'array' => __( 'User Array', 'acf' ),
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'object' => __( 'User Object', 'acf' ),
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'id' => __( 'User ID', 'acf' ),
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),
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'layout' => 'horizontal',
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)
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);
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}
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/**
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* Renders the field input HTML.
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*
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* @date 23/01/13
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* @since 3.6.0
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*
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* @param array $field The ACF field.
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* @return void
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*/
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function render_field( $field ) {
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// Change Field into a select.
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$field['type'] = 'select';
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$field['ui'] = 1;
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$field['ajax'] = 1;
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$field['choices'] = array();
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// Populate choices.
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if ( $field['value'] ) {
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// Clean value into an array of IDs.
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$user_ids = array_map( 'intval', acf_array( $field['value'] ) );
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// Find users in database (ensures all results are real).
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$users = acf_get_users(
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array(
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'include' => $user_ids,
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)
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);
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// Append.
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if ( $users ) {
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foreach ( $users as $user ) {
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$field['choices'][ $user->ID ] = $this->get_result( $user, $field );
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}
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}
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}
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// Render.
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acf_render_field( $field );
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}
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/**
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* Returns the result text for a fiven WP_User object.
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*
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* @date 1/11/2013
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* @since 5.0.0
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*
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* @param WP_User $user The WP_User object.
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* @param array $field The ACF field related to this query.
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* @param (int|string) $post_id The post_id being edited.
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* @return string
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*/
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function get_result( $user, $field, $post_id = 0 ) {
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// Get user result item.
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$item = acf_get_user_result( $user );
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// Default $post_id to current post being edited.
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$post_id = $post_id ? $post_id : acf_get_form_data( 'post_id' );
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/**
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* Filters the result text.
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*
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* @date 21/5/19
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* @since 5.8.1
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*
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* @param array $args The query args.
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* @param array $field The ACF field related to this query.
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* @param (int|string) $post_id The post_id being edited.
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*/
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return apply_filters( 'acf/fields/user/result', $item['text'], $user, $field, $post_id );
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}
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/**
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* Filters the field value after it is loaded from the database.
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*
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* @date 23/01/13
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* @since 3.6.0
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*
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* @param mixed $value The field value.
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* @param mixed $post_id The post ID where the value is saved.
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* @param array $field The field array containing all settings.
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* @return mixed
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*/
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function load_value( $value, $post_id, $field ) {
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// Add compatibility for version 4.
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if ( $value === 'null' ) {
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return false;
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}
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return $value;
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}
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/**
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* Filters the field value after it is loaded from the database but before it is returned to the front-end API.
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*
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* @date 23/01/13
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* @since 3.6.0
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*
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* @param mixed $value The field value.
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* @param mixed $post_id The post ID where the value is saved.
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* @param array $field The field array containing all settings.
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* @return mixed
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*/
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function format_value( $value, $post_id, $field ) {
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// Bail early if no value.
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if ( ! $value ) {
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return false;
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}
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// Clean value into an array of IDs.
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$user_ids = array_map( 'intval', acf_array( $value ) );
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// Find users in database (ensures all results are real).
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$users = acf_get_users(
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array(
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'include' => $user_ids,
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)
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);
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// Bail early if no users found.
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if ( ! $users ) {
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return false;
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}
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// Format values using field settings.
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$value = array();
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foreach ( $users as $user ) {
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// Return object.
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if ( $field['return_format'] == 'object' ) {
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$item = $user;
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// Return array.
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} elseif ( $field['return_format'] == 'array' ) {
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$item = array(
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'ID' => $user->ID,
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'user_firstname' => $user->user_firstname,
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'user_lastname' => $user->user_lastname,
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'nickname' => $user->nickname,
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'user_nicename' => $user->user_nicename,
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'display_name' => $user->display_name,
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'user_email' => $user->user_email,
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'user_url' => $user->user_url,
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'user_registered' => $user->user_registered,
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'user_description' => $user->user_description,
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'user_avatar' => get_avatar( $user->ID ),
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);
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// Return ID.
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} else {
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$item = $user->ID;
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}
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// Append item
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$value[] = $item;
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}
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// Convert to single.
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if ( ! $field['multiple'] ) {
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$value = array_shift( $value );
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}
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// Return.
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return $value;
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}
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/**
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* Filters the field value before it is saved into the database.
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*
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* @date 23/01/13
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* @since 3.6.0
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*
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* @param mixed $value The field value.
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* @param mixed $post_id The post ID where the value is saved.
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* @param array $field The field array containing all settings.
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* @return mixed
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*/
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function update_value( $value, $post_id, $field ) {
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// Bail early if no value.
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if ( empty( $value ) ) {
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return $value;
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}
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// Format array of values.
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// - ensure each value is an id.
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// - Parse each id as string for SQL LIKE queries.
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if ( acf_is_sequential_array( $value ) ) {
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$value = array_map( 'acf_idval', $value );
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$value = array_map( 'strval', $value );
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// Parse single value for id.
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} else {
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$value = acf_idval( $value );
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}
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// Return value.
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return $value;
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}
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/**
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* Callback for the AJAX query request.
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*
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* @date 24/10/13
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* @since 5.0.0
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*
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* @param void
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* @return void
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*/
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function ajax_query() {
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// Modify Request args.
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if ( isset( $_REQUEST['s'] ) ) {
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$_REQUEST['search'] = $_REQUEST['s'];
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}
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if ( isset( $_REQUEST['paged'] ) ) {
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$_REQUEST['page'] = $_REQUEST['paged'];
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}
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// Add query hooks.
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add_action( 'acf/ajax/query_users/init', array( $this, 'ajax_query_init' ), 10, 2 );
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add_filter( 'acf/ajax/query_users/args', array( $this, 'ajax_query_args' ), 10, 3 );
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add_filter( 'acf/ajax/query_users/result', array( $this, 'ajax_query_result' ), 10, 3 );
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add_filter( 'acf/ajax/query_users/search_columns', array( $this, 'ajax_query_search_columns' ), 10, 4 );
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// Simulate AJAX request.
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acf_get_instance( 'ACF_Ajax_Query_Users' )->request();
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}
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/**
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* Runs during the AJAX query initialization.
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*
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* @date 9/3/20
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* @since 5.8.8
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*
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* @param array $request The query request.
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* @param ACF_Ajax_Query $query The query object.
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* @return void
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*/
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function ajax_query_init( $request, $query ) {
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// Require field.
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if ( ! $query->field ) {
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$query->send( new WP_Error( 'acf_missing_field', __( 'Error loading field.', 'acf' ), array( 'status' => 404 ) ) );
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}
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}
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/**
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* Filters the AJAX query args.
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*
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* @date 9/3/20
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* @since 5.8.8
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*
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* @param array $args The query args.
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* @param array $request The query request.
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* @param ACF_Ajax_Query $query The query object.
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* @return array
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*/
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function ajax_query_args( $args, $request, $query ) {
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// Add specific roles.
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if ( $query->field['role'] ) {
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$args['role__in'] = acf_array( $query->field['role'] );
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}
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/**
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* Filters the query args.
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*
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* @date 21/5/19
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* @since 5.8.1
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*
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* @param array $args The query args.
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* @param array $field The ACF field related to this query.
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* @param (int|string) $post_id The post_id being edited.
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*/
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return apply_filters( 'acf/fields/user/query', $args, $query->field, $query->post_id );
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}
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/**
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* Filters the WP_User_Query search columns.
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*
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* @date 9/3/20
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* @since 5.8.8
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*
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* @param array $columns An array of column names to be searched.
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* @param string $search The search term.
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* @param WP_User_Query $WP_User_Query The WP_User_Query instance.
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* @return array
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*/
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function ajax_query_search_columns( $columns, $search, $WP_User_Query, $query ) {
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/**
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* Filters the column names to be searched.
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*
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* @date 21/5/19
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* @since 5.8.1
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*
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* @param array $columns An array of column names to be searched.
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* @param string $search The search term.
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* @param WP_User_Query $WP_User_Query The WP_User_Query instance.
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* @param array $field The ACF field related to this query.
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*/
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return apply_filters( 'acf/fields/user/search_columns', $columns, $search, $WP_User_Query, $query->field );
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}
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/**
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* Filters the AJAX Query result.
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*
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* @date 9/3/20
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* @since 5.8.8
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*
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* @param array $item The choice id and text.
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* @param WP_User $user The user object.
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* @param ACF_Ajax_Query $query The query object.
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* @return array
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*/
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function ajax_query_result( $item, $user, $query ) {
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/**
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* Filters the result text.
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*
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* @date 21/5/19
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* @since 5.8.1
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*
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* @param string The result text.
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* @param WP_User $user The user object.
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* @param array $field The ACF field related to this query.
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* @param (int|string) $post_id The post_id being edited.
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*/
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$item['text'] = apply_filters( 'acf/fields/user/result', $item['text'], $user, $query->field, $query->post_id );
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return $item;
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}
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/**
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* Return an array of data formatted for use in a select2 AJAX response.
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*
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* @date 15/10/2014
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* @since 5.0.9
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* @deprecated 5.8.9
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*
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* @param array $args An array of query args.
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* @return array
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*/
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function get_ajax_query( $options = array() ) {
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_deprecated_function( __FUNCTION__, '5.8.9' );
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return array();
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}
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/**
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* Filters the WP_User_Query search columns.
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*
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* @date 15/10/2014
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* @since 5.0.9
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* @deprecated 5.8.9
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*
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* @param array $columns An array of column names to be searched.
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* @param string $search The search term.
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* @param WP_User_Query $WP_User_Query The WP_User_Query instance.
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* @return array
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*/
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function user_search_columns( $columns, $search, $WP_User_Query ) {
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_deprecated_function( __FUNCTION__, '5.8.9' );
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return $columns;
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}
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}
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// initialize
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acf_register_field_type( 'ACF_Field_User' );
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endif; // class_exists check
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