form.php
| 1 | <?php |
| 2 | |
| 3 | if( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly |
| 4 | |
| 5 | if( ! class_exists('ACF_Form') ) : |
| 6 | |
| 7 | class ACF_Form { |
| 8 | |
| 9 | /** @var array Storage for data */ |
| 10 | var $data = array(); |
| 11 | |
| 12 | |
| 13 | /* |
| 14 | * __construct |
| 15 | * |
| 16 | * This function will setup the class functionality. |
| 17 | * |
| 18 | * @type function |
| 19 | * @date 5/03/2014 |
| 20 | * @since 5.0.0 |
| 21 | * |
| 22 | * @param void |
| 23 | * @return void |
| 24 | */ |
| 25 | |
| 26 | function __construct() { |
| 27 | |
| 28 | // actions |
| 29 | add_action('acf/save_post', array($this, '_save_post'), 10, 1); |
| 30 | } |
| 31 | |
| 32 | |
| 33 | /* |
| 34 | * set_data |
| 35 | * |
| 36 | * Sets data. |
| 37 | * |
| 38 | * @type function |
| 39 | * @date 4/03/2016 |
| 40 | * @since 5.3.2 |
| 41 | * |
| 42 | * @param array $data An array of data. |
| 43 | * @return array |
| 44 | */ |
| 45 | |
| 46 | function set_data( $data = array() ) { |
| 47 | |
| 48 | // defaults |
| 49 | $data = wp_parse_args($data, array( |
| 50 | 'screen' => 'post', // Current screen loaded (post, user, taxonomy, etc) |
| 51 | 'post_id' => 0, // ID of current post being edited |
| 52 | 'nonce' => '', // nonce used for $_POST validation (defaults to screen) |
| 53 | 'validation' => 1, // enables form validation |
| 54 | 'changed' => 0, // used by revisions and unload to detect change |
| 55 | )); |
| 56 | |
| 57 | // crete nonce |
| 58 | $data['nonce'] = wp_create_nonce($data['screen']); |
| 59 | |
| 60 | // update |
| 61 | $this->data = $data; |
| 62 | |
| 63 | // return |
| 64 | return $data; |
| 65 | } |
| 66 | |
| 67 | |
| 68 | /* |
| 69 | * get_data |
| 70 | * |
| 71 | * Returns data. |
| 72 | * |
| 73 | * @type function |
| 74 | * @date 4/03/2016 |
| 75 | * @since 5.3.2 |
| 76 | * |
| 77 | * @param string $name The data anme. |
| 78 | * @return mixed The data. |
| 79 | */ |
| 80 | |
| 81 | function get_data( $name = false ) { |
| 82 | return isset($this->data[ $name ]) ? $this->data[ $name ] : null; |
| 83 | } |
| 84 | |
| 85 | /** |
| 86 | * render_data |
| 87 | * |
| 88 | * Renders the <div id="acf-form-data"> element with hidden "form data" inputs |
| 89 | * |
| 90 | * @date 17/4/18 |
| 91 | * @since 5.6.9 |
| 92 | * |
| 93 | * @param array $data An array of data. |
| 94 | * @return void |
| 95 | */ |
| 96 | |
| 97 | function render_data( $data = array() ) { |
| 98 | |
| 99 | // set form data |
| 100 | $data = $this->set_data( $data ); |
| 101 | |
| 102 | ?> |
| 103 | <div id="acf-form-data" class="acf-hidden"> |
| 104 | <?php |
| 105 | |
| 106 | // loop |
| 107 | foreach( $data as $name => $value ) { |
| 108 | |
| 109 | // input |
| 110 | acf_hidden_input(array( |
| 111 | 'id' => '_acf_' . $name, |
| 112 | 'name' => '_acf_' . $name, |
| 113 | 'value' => $value |
| 114 | )); |
| 115 | } |
| 116 | |
| 117 | // actions |
| 118 | do_action('acf/form_data', $data); |
| 119 | do_action('acf/input/form_data', $data); |
| 120 | |
| 121 | ?> |
| 122 | </div> |
| 123 | <?php |
| 124 | } |
| 125 | |
| 126 | |
| 127 | /** |
| 128 | * save_post |
| 129 | * |
| 130 | * Calls the 'acf/save_post' action allowing $_POST data to be saved |
| 131 | * |
| 132 | * @date 17/4/18 |
| 133 | * @since 5.6.9 |
| 134 | * |
| 135 | * @param mixed $post_id The $post_id used to save data to the DB |
| 136 | * @param array $values Optional. An optional array of data to be saved (modifies $_POST['acf']) |
| 137 | * @return boolean Returns true on success. |
| 138 | */ |
| 139 | |
| 140 | function save_post( $post_id = 0, $values = null ) { |
| 141 | |
| 142 | // override $_POST |
| 143 | if( $values !== null ) { |
| 144 | $_POST['acf'] = $values; |
| 145 | } |
| 146 | |
| 147 | // bail early if no values |
| 148 | if( empty($_POST['acf']) ) { |
| 149 | return false; |
| 150 | } |
| 151 | |
| 152 | // set form data |
| 153 | $this->set_data(array( |
| 154 | 'post_id' => $post_id |
| 155 | )); |
| 156 | |
| 157 | // Filter $_POST data for users without the 'unfiltered_html' capability. |
| 158 | if( !current_user_can('unfiltered_html') ) { |
| 159 | $_POST['acf'] = wp_kses_post_deep( $_POST['acf'] ); |
| 160 | } |
| 161 | |
| 162 | // action |
| 163 | do_action('acf/save_post', $post_id); |
| 164 | |
| 165 | // return |
| 166 | return true; |
| 167 | } |
| 168 | |
| 169 | |
| 170 | /** |
| 171 | * _save_post |
| 172 | * |
| 173 | * Saves the actual $_POST['acf'] data. |
| 174 | * Performing this logic within an action allows developers to hook in before and after data is saved. |
| 175 | * |
| 176 | * @date 24/10/2014 |
| 177 | * @since 5.0.9 |
| 178 | * |
| 179 | * @param mixed $post_id The $post_id used to save data to the DB |
| 180 | * @return void. |
| 181 | */ |
| 182 | |
| 183 | function _save_post( $post_id ) { |
| 184 | |
| 185 | // bail early if empty |
| 186 | // - post data may have be modified |
| 187 | if( empty($_POST['acf']) ) { |
| 188 | return; |
| 189 | } |
| 190 | |
| 191 | // loop |
| 192 | foreach( $_POST['acf'] as $key => $value ) { |
| 193 | |
| 194 | // get field |
| 195 | $field = acf_get_field( $key ); |
| 196 | |
| 197 | // update |
| 198 | if( $field ) { |
| 199 | acf_update_value( $value, $post_id, $field ); |
| 200 | } |
| 201 | } |
| 202 | } |
| 203 | } |
| 204 | |
| 205 | // instantiate |
| 206 | acf_new_instance('ACF_Form'); |
| 207 | |
| 208 | endif; // class_exists check |
| 209 | |
| 210 | |
| 211 | /* |
| 212 | * acf_get_form_data |
| 213 | * |
| 214 | * alias of acf()->form->get_data() |
| 215 | * |
| 216 | * @type function |
| 217 | * @date 6/10/13 |
| 218 | * @since 5.0.0 |
| 219 | * |
| 220 | * @param n/a |
| 221 | * @return n/a |
| 222 | */ |
| 223 | |
| 224 | function acf_get_form_data( $name = '' ) { |
| 225 | return acf_get_instance('ACF_Form')->get_data( $name ); |
| 226 | } |
| 227 | |
| 228 | |
| 229 | /* |
| 230 | * acf_set_form_data |
| 231 | * |
| 232 | * alias of acf()->form->set_data() |
| 233 | * |
| 234 | * @type function |
| 235 | * @date 6/10/13 |
| 236 | * @since 5.0.0 |
| 237 | * |
| 238 | * @param n/a |
| 239 | * @return n/a |
| 240 | */ |
| 241 | |
| 242 | function acf_set_form_data( $data = array() ) { |
| 243 | return acf_get_instance('ACF_Form')->set_data( $data ); |
| 244 | } |
| 245 | |
| 246 | |
| 247 | /* |
| 248 | * acf_form_data |
| 249 | * |
| 250 | * description |
| 251 | * |
| 252 | * @type function |
| 253 | * @date 15/10/13 |
| 254 | * @since 5.0.0 |
| 255 | * |
| 256 | * @param $post_id (int) |
| 257 | * @return $post_id (int) |
| 258 | */ |
| 259 | |
| 260 | function acf_form_data( $data = array() ) { |
| 261 | return acf_get_instance('ACF_Form')->render_data( $data ); |
| 262 | } |
| 263 | |
| 264 | /* |
| 265 | * acf_save_post |
| 266 | * |
| 267 | * description |
| 268 | * |
| 269 | * @type function |
| 270 | * @date 15/10/13 |
| 271 | * @since 5.0.0 |
| 272 | * |
| 273 | * @param $post_id (int) |
| 274 | * @return $post_id (int) |
| 275 | */ |
| 276 | |
| 277 | function acf_save_post( $post_id = 0, $values = null ) { |
| 278 | return acf_get_instance('ACF_Form')->save_post( $post_id, $values ); |
| 279 | } |
| 280 | |
| 281 | ?> |