322 lines
7.1 KiB
PHP
322 lines
7.1 KiB
PHP
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<?php
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if ( ! defined( 'ABSPATH' ) ) {
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exit; // Exit if accessed directly
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}
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if ( ! class_exists( 'ACF_Local_JSON' ) ) :
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class ACF_Local_JSON {
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/**
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* The found JSON field group files.
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*
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* @since 5.9.0
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* @var array
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*/
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private $files = array();
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/**
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* Constructor.
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*
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* @date 14/4/20
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* @since 5.9.0
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*
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* @param void
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* @return void
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*/
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public function __construct() {
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// Update settings.
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acf_update_setting( 'save_json', get_stylesheet_directory() . '/acf-json' );
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acf_append_setting( 'load_json', get_stylesheet_directory() . '/acf-json' );
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// Add listeners.
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add_action( 'acf/update_field_group', array( $this, 'update_field_group' ) );
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add_action( 'acf/untrash_field_group', array( $this, 'update_field_group' ) );
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add_action( 'acf/trash_field_group', array( $this, 'delete_field_group' ) );
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add_action( 'acf/delete_field_group', array( $this, 'delete_field_group' ) );
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// Include fields.
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add_action( 'acf/include_fields', array( $this, 'include_fields' ) );
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}
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/**
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* Returns true if this component is enabled.
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*
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* @date 14/4/20
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* @since 5.9.0
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*
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* @param void
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* @return bool.
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*/
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public function is_enabled() {
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return (bool) acf_get_setting( 'json' );
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}
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/**
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* Writes field group data to JSON file.
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*
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* @date 14/4/20
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* @since 5.9.0
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*
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* @param array $field_group The field group.
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* @return void
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*/
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public function update_field_group( $field_group ) {
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// Bail early if disabled.
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if ( ! $this->is_enabled() ) {
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return false;
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}
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// Append fields.
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$field_group['fields'] = acf_get_fields( $field_group );
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// Save to file.
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$this->save_file( $field_group['key'], $field_group );
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}
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/**
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* Deletes a field group JSON file.
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*
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* @date 14/4/20
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* @since 5.9.0
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*
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* @param array $field_group The field group.
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* @return void
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*/
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public function delete_field_group( $field_group ) {
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// Bail early if disabled.
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if ( ! $this->is_enabled() ) {
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return false;
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}
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// WP appends '__trashed' to end of 'key' (post_name).
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$key = str_replace( '__trashed', '', $field_group['key'] );
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// Delete file.
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$this->delete_file( $key );
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}
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/**
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* Includes all local JSON fields.
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*
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* @date 14/4/20
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* @since 5.9.0
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*
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* @param void
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* @return void
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*/
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public function include_fields() {
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// Bail early if disabled.
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if ( ! $this->is_enabled() ) {
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return false;
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}
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// Get load paths.
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$files = $this->scan_field_groups();
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foreach ( $files as $key => $file ) {
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$json = json_decode( file_get_contents( $file ), true );
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$json['local'] = 'json';
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$json['local_file'] = $file;
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acf_add_local_field_group( $json );
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}
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}
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/**
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* Scans for JSON field groups.
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*
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* @date 14/4/20
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* @since 5.9.0
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*
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* @param void
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* @return array
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*/
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function scan_field_groups() {
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$json_files = array();
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// Loop over "local_json" paths and parse JSON files.
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$paths = (array) acf_get_setting( 'load_json' );
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foreach ( $paths as $path ) {
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if ( is_dir( $path ) ) {
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$files = scandir( $path );
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if ( $files ) {
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foreach ( $files as $filename ) {
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// Ignore hidden files.
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if ( $filename[0] === '.' ) {
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continue;
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}
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// Ignore sub directories.
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$file = untrailingslashit( $path ) . '/' . $filename;
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if ( is_dir( $file ) ) {
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continue;
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}
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// Ignore non JSON files.
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$ext = pathinfo( $filename, PATHINFO_EXTENSION );
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if ( $ext !== 'json' ) {
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continue;
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}
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// Read JSON data.
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$json = json_decode( file_get_contents( $file ), true );
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if ( ! is_array( $json ) || ! isset( $json['key'] ) ) {
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continue;
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}
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// Append data.
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$json_files[ $json['key'] ] = $file;
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}
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}
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}
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}
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// Store data and return.
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$this->files = $json_files;
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return $json_files;
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}
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/**
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* Returns an array of found JSON field group files.
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*
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* @date 14/4/20
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* @since 5.9.0
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*
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* @param void
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* @return array
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*/
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public function get_files() {
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return $this->files;
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}
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/**
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* Saves a field group JSON file.
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*
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* @date 17/4/20
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* @since 5.9.0
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*
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* @param string $key The field group key.
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* @param array $field_group The field group.
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* @return bool
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*/
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public function save_file( $key, $field_group ) {
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$path = acf_get_setting( 'save_json' );
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$file = untrailingslashit( $path ) . '/' . $key . '.json';
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if ( ! is_writable( $path ) ) {
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return false;
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}
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// Append modified time.
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if ( $field_group['ID'] ) {
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$field_group['modified'] = get_post_modified_time( 'U', true, $field_group['ID'] );
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} else {
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$field_group['modified'] = strtotime( 'now' );
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}
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// Prepare for export.
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$field_group = acf_prepare_field_group_for_export( $field_group );
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// Save and return true if bytes were written.
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$result = file_put_contents( $file, acf_json_encode( $field_group ) );
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return is_int( $result );
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}
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/**
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* Deletes a field group JSON file.
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*
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* @date 17/4/20
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* @since 5.9.0
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*
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* @param string $key The field group key.
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* @return bool True on success.
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*/
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public function delete_file( $key ) {
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$path = acf_get_setting( 'save_json' );
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$file = untrailingslashit( $path ) . '/' . $key . '.json';
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if ( is_readable( $file ) ) {
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unlink( $file );
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return true;
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}
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return false;
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}
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/**
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* Includes all local JSON files.
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*
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* @date 10/03/2014
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* @since 5.0.0
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* @deprecated 5.9.0
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*
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* @param void
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* @return void
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*/
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public function include_json_folders() {
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_deprecated_function( __METHOD__, '5.9.0', 'ACF_Local_JSON::include_fields()' );
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$this->include_fields();
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}
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/**
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* Includes local JSON files within a specific folder.
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*
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* @date 01/05/2017
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* @since 5.5.13
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* @deprecated 5.9.0
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*
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* @param string $path The path to a specific JSON folder.
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* @return void
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*/
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public function include_json_folder( $path = '' ) {
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_deprecated_function( __METHOD__, '5.9.0' );
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// Do nothing.
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}
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}
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// Initialize.
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acf_new_instance( 'ACF_Local_JSON' );
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endif; // class_exists check
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/**
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* Returns an array of found JSON field group files.
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*
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* @date 14/4/20
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* @since 5.9.0
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*
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* @param type $var Description. Default.
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* @return type Description.
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*/
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function acf_get_local_json_files() {
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return acf_get_instance( 'ACF_Local_JSON' )->get_files();
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}
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/**
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* Saves a field group JSON file.
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*
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* @date 5/12/2014
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* @since 5.1.5
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*
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* @param array $field_group The field group.
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* @return bool
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*/
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function acf_write_json_field_group( $field_group ) {
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return acf_get_instance( 'ACF_Local_JSON' )->save_file( $field_group['key'], $field_group );
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}
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/**
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* Deletes a field group JSON file.
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*
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* @date 5/12/2014
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* @since 5.1.5
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*
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* @param string $key The field group key.
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* @return bool True on success.
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*/
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function acf_delete_json_field_group( $key ) {
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return acf_get_instance( 'ACF_Local_JSON' )->delete_file( $key );
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}
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