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<?php |
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|
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if( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly |
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|
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if( ! class_exists('acf_json') ) : |
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|
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class acf_json { |
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|
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function __construct() { |
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|
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// update setting |
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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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|
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|
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// actions |
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add_action('acf/update_field_group', array($this, 'update_field_group'), 10, 1); |
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add_action('acf/duplicate_field_group', array($this, 'update_field_group'), 10, 1); |
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add_action('acf/untrash_field_group', array($this, 'update_field_group'), 10, 1); |
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add_action('acf/trash_field_group', array($this, 'delete_field_group'), 10, 1); |
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add_action('acf/delete_field_group', array($this, 'delete_field_group'), 10, 1); |
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add_action('acf/include_fields', array($this, 'include_json_folders'), 10, 0); |
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|
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} |
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|
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|
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/* |
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* update_field_group |
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* |
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* This function is hooked into the acf/update_field_group action and will save all field group data to a .json file |
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* |
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* @type function |
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* @date 10/03/2014 |
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* @since 5.0.0 |
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* |
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* @param $field_group (array) |
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* @return n/a |
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*/ |
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|
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function update_field_group( $field_group ) { |
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|
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// validate |
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if( !acf_get_setting('json') ) return; |
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|
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|
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// get fields |
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$field_group['fields'] = acf_get_fields( $field_group ); |
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|
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|
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// save file |
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acf_write_json_field_group( $field_group ); |
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|
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} |
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|
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|
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/* |
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* delete_field_group |
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* |
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* This function will remove the field group .json file |
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* |
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* @type function |
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* @date 10/03/2014 |
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* @since 5.0.0 |
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* |
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* @param $field_group (array) |
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* @return n/a |
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*/ |
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|
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function delete_field_group( $field_group ) { |
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|
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// validate |
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if( !acf_get_setting('json') ) return; |
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|
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|
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// WP appends '__trashed' to end of 'key' (post_name) |
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$field_group['key'] = str_replace('__trashed', '', $field_group['key']); |
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|
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|
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// delete |
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acf_delete_json_field_group( $field_group['key'] ); |
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|
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} |
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|
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|
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/* |
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* include_json_folders |
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* |
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* This function will include all registered .json files |
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* |
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* @type function |
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* @date 10/03/2014 |
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* @since 5.0.0 |
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* |
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* @param n/a |
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* @return n/a |
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*/ |
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|
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function include_json_folders() { |
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|
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// validate |
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if( !acf_get_setting('json') ) return; |
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|
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|
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// vars |
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$paths = acf_get_setting('load_json'); |
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|
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|
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// loop through and add to cache |
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foreach( $paths as $path ) { |
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|
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$this->include_json_folder( $path ); |
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|
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} |
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|
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} |
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|
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|
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/* |
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* include_json_folder |
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* |
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* This function will include all .json files within a folder |
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* |
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* @type function |
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* @date 1/5/17 |
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* @since 5.5.13 |
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* |
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* @param n/a |
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* @return n/a |
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*/ |
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|
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function include_json_folder( $path = '' ) { |
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|
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// remove trailing slash |
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$path = untrailingslashit( $path ); |
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|
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|
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// bail early if path does not exist |
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if( !is_dir($path) ) return false; |
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|
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|
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// open |
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$dir = opendir( $path ); |
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|
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// bail early if not valid |
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if( !$dir ) return false; |
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|
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// loop over files |
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while(false !== ( $file = readdir($dir)) ) { |
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|
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// validate type |
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if( pathinfo($file, PATHINFO_EXTENSION) !== 'json' ) continue; |
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|
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|
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// read json |
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$json = file_get_contents("{$path}/{$file}"); |
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|
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|
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// validate json |
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if( empty($json) ) continue; |
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|
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|
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// decode |
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$json = json_decode($json, true); |
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|
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|
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// add local |
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$json['local'] = 'json'; |
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|
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|
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// add field group |
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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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|
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// return |
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return true; |
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|
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} |
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|
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} |
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|
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|
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// initialize |
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acf()->json = new acf_json(); |
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|
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endif; // class_exists check |
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|
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|
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/* |
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* acf_write_json_field_group |
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* |
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* This function will save a field group to a json file within the current theme |
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* |
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* @type function |
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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 $field_group (array) |
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* @return (boolean) |
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*/ |
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|
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function acf_write_json_field_group( $field_group ) { |
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|
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// vars |
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$path = acf_get_setting('save_json'); |
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$file = $field_group['key'] . '.json'; |
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|
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|
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// remove trailing slash |
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$path = untrailingslashit( $path ); |
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|
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|
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// bail early if dir does not exist |
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if( !is_writable($path) ) return false; |
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|
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|
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// prepare for export |
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$id = acf_extract_var( $field_group, 'ID' ); |
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$field_group = acf_prepare_field_group_for_export( $field_group ); |
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|
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|
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// add modified time |
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$field_group['modified'] = get_post_modified_time('U', true, $id, true); |
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|
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|
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// write file |
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$f = fopen("{$path}/{$file}", 'w'); |
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fwrite($f, acf_json_encode( $field_group )); |
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fclose($f); |
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|
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|
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// return |
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return true; |
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|
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} |
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|
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|
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/* |
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* acf_delete_json_field_group |
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* |
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* This function will delete a json field group file |
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* |
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* @type function |
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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 $key (string) |
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* @return (boolean) |
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*/ |
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|
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function acf_delete_json_field_group( $key ) { |
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|
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// vars |
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$path = acf_get_setting('save_json'); |
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$file = $key . '.json'; |
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|
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|
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// remove trailing slash |
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$path = untrailingslashit( $path ); |
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|
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|
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// bail early if file does not exist |
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if( !is_readable("{$path}/{$file}") ) { |
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|
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return false; |
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|
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} |
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|
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|
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// remove file |
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unlink("{$path}/{$file}"); |
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|
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|
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// return |
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return true; |
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|
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} |
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|
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|
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?> |
