| 1 |
<?php |
| 2 |
/** |
| 3 |
* Charitable Settings UI. |
| 4 |
* |
| 5 |
* @package Charitable/Classes/Charitable_Settings |
| 6 |
* @version 1.0.0 |
| 7 |
* @author Eric Daams |
| 8 |
* @copyright Copyright (c) 2015, Studio 164a |
| 9 |
* @license http://opensource.org/licenses/gpl-2.0.php GNU Public License |
| 10 |
*/ |
| 11 |
|
| 12 |
if ( ! defined( 'ABSPATH' ) ) { exit; } // Exit if accessed directly |
| 13 |
|
| 14 |
if ( ! class_exists( 'Charitable_Settings' ) ) : |
| 15 |
|
| 16 |
/** |
| 17 |
* Charitable_Settings |
| 18 |
* |
| 19 |
* @final |
| 20 |
* @since 1.0.0 |
| 21 |
*/ |
| 22 |
final class Charitable_Settings { |
| 23 |
|
| 24 |
/** |
| 25 |
* The single instance of this class. |
| 26 |
* |
| 27 |
* @var Charitable_Settings|null |
| 28 |
* @access private |
| 29 |
* @static |
| 30 |
*/ |
| 31 |
private static $instance = null; |
| 32 |
|
| 33 |
/** |
| 34 |
* Current field. Used to access field args from the views. |
| 35 |
* |
| 36 |
* @var array |
| 37 |
* @access private |
| 38 |
*/ |
| 39 |
private $current_field; |
| 40 |
|
| 41 |
/** |
| 42 |
* Create object instance. |
| 43 |
* |
| 44 |
* @access private |
| 45 |
* @since 1.0.0 |
| 46 |
*/ |
| 47 |
private function __construct() { |
| 48 |
do_action( 'charitable_admin_settings_start', $this ); |
| 49 |
} |
| 50 |
|
| 51 |
/** |
| 52 |
* Returns and/or create the single instance of this class. |
| 53 |
* |
| 54 |
* @return Charitable_Settings |
| 55 |
* @access public |
| 56 |
* @since 1.2.0 |
| 57 |
*/ |
| 58 |
public static function get_instance() { |
| 59 |
if ( is_null( self::$instance ) ) { |
| 60 |
self::$instance = new Charitable_Settings(); |
| 61 |
} |
| 62 |
|
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return self::$instance; |
| 64 |
} |
| 65 |
|
| 66 |
/** |
| 67 |
* Return the array of tabs used on the settings page. |
| 68 |
* |
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* @return string[] |
| 70 |
* @access public |
| 71 |
* @since 1.0.0 |
| 72 |
*/ |
| 73 |
public function get_sections() { |
| 74 |
|
| 75 |
return apply_filters( 'charitable_settings_tabs', array( |
| 76 |
'general' => __( 'General', 'charitable' ), |
| 77 |
'gateways' => __( 'Payment Gateways', 'charitable' ), |
| 78 |
'emails' => __( 'Emails', 'charitable' ), |
| 79 |
'advanced' => __( 'Advanced', 'charitable' ), |
| 80 |
) ); |
| 81 |
|
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} |
| 83 |
|
| 84 |
/** |
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* Optionally add the extensions tab. |
| 86 |
* |
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* @param string[] $tabs |
| 88 |
* @return string[] |
| 89 |
* @access public |
| 90 |
* @since 1.3.0 |
| 91 |
*/ |
| 92 |
public function maybe_add_extensions_tab( $tabs ) { |
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$actual_tab = isset( $_GET['tab'] ) ? $_GET['tab'] : 'general'; |
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|
| 95 |
/* Set the tab to 'extensions' */ |
| 96 |
$_GET['tab'] = 'extensions'; |
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|
| 98 |
$settings = apply_filters( 'charitable_settings_tab_fields_extensions', array() ); |
| 99 |
|
| 100 |
/* Set the tab back to whatever it actually is */ |
| 101 |
$_GET['tab'] = $actual_tab; |
| 102 |
|
| 103 |
if ( ! empty( $settings ) ) { |
| 104 |
$tabs = charitable_add_settings_tab( |
| 105 |
$tabs, |
| 106 |
'extensions', |
| 107 |
__( 'Extensions', 'charitable' ), |
| 108 |
array( |
| 109 |
'index' => 3, |
| 110 |
) |
| 111 |
); |
| 112 |
} |
| 113 |
|
| 114 |
return $tabs; |
| 115 |
} |
| 116 |
|
| 117 |
/** |
| 118 |
* Display notices. |
| 119 |
* |
| 120 |
* @return void |
| 121 |
* @access public |
| 122 |
* @since 1.4.6 |
| 123 |
*/ |
| 124 |
public function add_notices() { |
| 125 |
$messages = get_transient( 'charitable_settings_updated' ); |
| 126 |
|
| 127 |
if ( ! $messages ) { |
| 128 |
return; |
| 129 |
} |
| 130 |
|
| 131 |
$helper = charitable_get_admin_notices(); |
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|
| 133 |
foreach ( $messages as $notice ) { |
| 134 |
$helper->render_notice( $notice['message'], $notice['type'], $notice['dismissible'] ); |
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} |
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|
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delete_transient( 'charitable_settings_updated' ); |
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} |
| 139 |
|
| 140 |
/** |
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* Register setting. |
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* |
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* @return void |
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* @access public |
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* @since 1.0.0 |
| 146 |
*/ |
| 147 |
public function register_settings() { |
| 148 |
if ( ! charitable_is_settings_view() ) { |
| 149 |
return; |
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} |
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|
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register_setting( 'charitable_settings', 'charitable_settings', array( $this, 'sanitize_settings' ) ); |
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|
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$fields = $this->get_fields(); |
| 155 |
|
| 156 |
if ( empty( $fields ) ) { |
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return; |
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} |
| 159 |
|
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$sections = array_merge( $this->get_sections(), $this->get_dynamic_groups() ); |
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|
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/* Register each section */ |
| 163 |
foreach ( $sections as $section_key => $section ) { |
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$section_id = 'charitable_settings_' . $section_key; |
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|
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add_settings_section( |
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$section_id, |
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__return_null(), |
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'__return_false', |
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$section_id |
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); |
| 172 |
|
| 173 |
if ( ! isset( $fields[ $section_key ] ) || empty( $fields[ $section_key ] ) ) { |
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continue; |
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} |
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|
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/* Sort by priority */ |
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$section_fields = $fields[ $section_key ]; |
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uasort( $section_fields, 'charitable_priority_sort' ); |
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|
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/* Add the individual fields within the section */ |
| 182 |
foreach ( $section_fields as $key => $field ) { |
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|
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$this->register_field( $field, array( $section_key, $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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/** |
| 191 |
* Sanitize submitted settings before saving to the database. |
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* |
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* @param array $values |
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* @return string |
| 195 |
* @access public |
| 196 |
* @since 1.0.0 |
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*/ |
| 198 |
public function sanitize_settings( $values ) { |
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$old_values = get_option( 'charitable_settings', array() ); |
| 200 |
$new_values = array(); |
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|
| 202 |
if ( ! is_array( $values ) ) { |
| 203 |
$values = array(); |
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} |
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|
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/* Loop through all fields, merging the submitted values into the master array */ |
| 207 |
foreach ( $values as $section => $submitted ) { |
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$new_values = array_merge( $new_values, $this->get_section_submitted_values( $section, $submitted ) ); |
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} |
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|
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$values = wp_parse_args( $new_values, $old_values ); |
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$values = apply_filters( 'charitable_save_settings', $values, $new_values, $old_values ); |
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|
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/* Save the update messages to a transient. */ |
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set_transient( 'charitable_settings_updated', $this->get_update_messages(), 30 ); |
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|
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return $values; |
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} |
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|
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/** |
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* Checkbox settings should always be either 1 or 0. |
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* |
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* @param mixed $value |
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* @param array $field |
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* @return boolean |
| 226 |
* @access public |
| 227 |
* @since 1.0.0 |
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*/ |
| 229 |
public function sanitize_checkbox_value( $value, $field ) { |
| 230 |
if ( isset( $field['type'] ) && 'checkbox' == $field['type'] ) { |
| 231 |
$value = intval( $value && 'on' == $value ); |
| 232 |
} |
| 233 |
|
| 234 |
return $value; |
| 235 |
} |
| 236 |
|
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/** |
| 238 |
* Render field. This is the default callback used for all fields, unless an alternative callback has been specified. |
| 239 |
* |
| 240 |
* @param array $args |
| 241 |
* @return void |
| 242 |
* @access public |
| 243 |
* @since 1.0.0 |
| 244 |
*/ |
| 245 |
public function render_field( $args ) { |
| 246 |
$field_type = isset( $args['type'] ) ? $args['type'] : 'text'; |
| 247 |
|
| 248 |
charitable_admin_view( 'settings/' . $field_type, $args ); |
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} |
| 250 |
|
| 251 |
|
| 252 |
/** |
| 253 |
* Returns an array of all pages in the id=>title format. |
| 254 |
* |
| 255 |
* @return string[] |
| 256 |
* @access public |
| 257 |
* @since 1.0.0 |
| 258 |
*/ |
| 259 |
public function get_pages() { |
| 260 |
$pages = wp_cache_get( 'filtered_static_pages', 'charitable' ); |
| 261 |
|
| 262 |
if ( false === $pages ) { |
| 263 |
|
| 264 |
$all_pages = get_pages(); |
| 265 |
|
| 266 |
if ( ! $all_pages ) { |
| 267 |
$all_pages = array(); |
| 268 |
} |
| 269 |
|
| 270 |
$pages = array(); |
| 271 |
|
| 272 |
foreach ( $all_pages as $page ) { |
| 273 |
|
| 274 |
$pages[ $page->ID ] = $page->post_title; |
| 275 |
|
| 276 |
} |
| 277 |
|
| 278 |
wp_cache_set( 'filtered_static_pages', $pages, 'charitable' ); |
| 279 |
} |
| 280 |
|
| 281 |
return $pages; |
| 282 |
} |
| 283 |
|
| 284 |
/** |
| 285 |
* Return the update messages. |
| 286 |
* |
| 287 |
* @return string[] |
| 288 |
* @access public |
| 289 |
* @since 1.4.6 |
| 290 |
*/ |
| 291 |
public function get_update_messages() { |
| 292 |
if ( empty( $this->messages ) ) { |
| 293 |
$this->add_update_message( __( 'Settings saved', 'charitable' ), 'success' ); |
| 294 |
} |
| 295 |
|
| 296 |
return $this->messages; |
| 297 |
} |
| 298 |
|
| 299 |
/** |
| 300 |
* Add an update message. |
| 301 |
* |
| 302 |
* @param string $message |
| 303 |
* @param string $type |
| 304 |
* @param boolean $dismissible |
| 305 |
* @return string[] |
| 306 |
* @access public |
| 307 |
* @since 1.4.6 |
| 308 |
*/ |
| 309 |
public function add_update_message( $message, $type = 'error', $dismissible = true ) { |
| 310 |
if ( ! in_array( $type, array( 'error', 'success', 'warning', 'info' ) ) ) { |
| 311 |
$type = 'error'; |
| 312 |
} |
| 313 |
|
| 314 |
$this->messages[] = array( |
| 315 |
'message' => $message, |
| 316 |
'type' => $type, |
| 317 |
'dismissible' => $dismissible, |
| 318 |
); |
| 319 |
} |
| 320 |
|
| 321 |
/** |
| 322 |
* Recursively add settings fields, given an array. |
| 323 |
* |
| 324 |
* @param array $fields |
| 325 |
* @param string $section_key |
| 326 |
* @return void |
| 327 |
* @access private |
| 328 |
* @since 1.0.0 |
| 329 |
*/ |
| 330 |
private function register_field( $field, $keys ) { |
| 331 |
$section_id = 'charitable_settings_' . $keys[0]; |
| 332 |
|
| 333 |
if ( isset( $field['render'] ) && ! $field['render'] ) { |
| 334 |
return; |
| 335 |
} |
| 336 |
|
| 337 |
/* Drop the first key, which is the section identifier */ |
| 338 |
$field['name'] = implode( '][', $keys ); |
| 339 |
|
| 340 |
if ( ! $this->is_dynamic_group( $keys[0] ) ) { |
| 341 |
array_shift( $keys ); |
| 342 |
} |
| 343 |
|
| 344 |
$field['key'] = $keys; |
| 345 |
$field['classes'] = $this->get_field_classes( $field ); |
| 346 |
$callback = isset( $field['callback'] ) ? $field['callback'] : array( $this, 'render_field' ); |
| 347 |
$label = $this->get_field_label( $field, end( $keys ) ); |
| 348 |
|
| 349 |
add_settings_field( |
| 350 |
sprintf( 'charitable_settings_%s', implode( '_', $keys ) ), |
| 351 |
$label, |
| 352 |
$callback, |
| 353 |
$section_id, |
| 354 |
$section_id, |
| 355 |
$field |
| 356 |
); |
| 357 |
} |
| 358 |
|
| 359 |
/** |
| 360 |
* Return the label for the given field. |
| 361 |
* |
| 362 |
* @param array $field |
| 363 |
* @param string $key |
| 364 |
* @return string |
| 365 |
* @access private |
| 366 |
* @since 1.0.0 |
| 367 |
*/ |
| 368 |
private function get_field_label( $field, $key ) { |
| 369 |
$label = ''; |
| 370 |
|
| 371 |
if ( isset( $field['label_for'] ) ) { |
| 372 |
$label = $field['label_for']; |
| 373 |
} |
| 374 |
|
| 375 |
if ( isset( $field['title'] ) ) { |
| 376 |
$label = $field['title']; |
| 377 |
} |
| 378 |
|
| 379 |
return $label; |
| 380 |
} |
| 381 |
|
| 382 |
/** |
| 383 |
* Return a space separated string of classes for the given field. |
| 384 |
* |
| 385 |
* @param array $field |
| 386 |
* @return string |
| 387 |
* @access private |
| 388 |
* @since 1.0.0 |
| 389 |
*/ |
| 390 |
private function get_field_classes( $field ) { |
| 391 |
$classes = array( 'charitable-settings-field' ); |
| 392 |
|
| 393 |
if ( isset( $field['class'] ) ) { |
| 394 |
$classes[] = $field['class']; |
| 395 |
} |
| 396 |
|
| 397 |
$classes = apply_filters( 'charitable_settings_field_classes', $classes, $field ); |
| 398 |
|
| 399 |
return implode( ' ', $classes ); |
| 400 |
} |
| 401 |
|
| 402 |
/** |
| 403 |
* Return an array with all the fields & sections to be displayed. |
| 404 |
* |
| 405 |
* @uses charitable_settings_fields |
| 406 |
* @see Charitable_Settings::register_setting() |
| 407 |
* @return array |
| 408 |
* @access private |
| 409 |
* @since 1.0.0 |
| 410 |
*/ |
| 411 |
private function get_fields() { |
| 412 |
/** |
| 413 |
* Use the charitable_settings_tab_fields to include the fields for new tabs. |
| 414 |
* DO NOT use it to add individual fields. That should be done with the |
| 415 |
* filters within each of the methods. |
| 416 |
*/ |
| 417 |
$fields = array(); |
| 418 |
|
| 419 |
foreach ( $this->get_sections() as $section_key => $section ) { |
| 420 |
$fields[ $section_key ] = apply_filters( 'charitable_settings_tab_fields_' . $section_key, array() ); |
| 421 |
} |
| 422 |
|
| 423 |
return apply_filters( 'charitable_settings_tab_fields', $fields ); |
| 424 |
} |
| 425 |
|
| 426 |
/** |
| 427 |
* Get the submitted value for a particular setting. |
| 428 |
* |
| 429 |
* @param string $key |
| 430 |
* @param array $field |
| 431 |
* @param array $submitted |
| 432 |
* @return mixed|null Returns null if the value was not submitted or is not applicable. |
| 433 |
* @access private |
| 434 |
* @since 1.0.0 |
| 435 |
*/ |
| 436 |
private function get_setting_submitted_value( $key, $field, $submitted ) { |
| 437 |
$value = null; |
| 438 |
|
| 439 |
if ( isset( $field['save'] ) && ! $field['save'] ) { |
| 440 |
return $value; |
| 441 |
} |
| 442 |
|
| 443 |
$field_type = isset( $field['type'] ) ? $field['type'] : ''; |
| 444 |
|
| 445 |
switch ( $field_type ) { |
| 446 |
case '' : |
| 447 |
case 'heading' : |
| 448 |
return $value; |
| 449 |
break; |
| 450 |
|
| 451 |
case 'checkbox' : |
| 452 |
$value = isset( $submitted[ $key ] ); |
| 453 |
break; |
| 454 |
|
| 455 |
case 'multi-checkbox' : |
| 456 |
$value = isset( $submitted[ $key ] ) ? $submitted[ $key ] : array(); |
| 457 |
break; |
| 458 |
|
| 459 |
default : |
| 460 |
$value = $submitted[ $key ]; |
| 461 |
} |
| 462 |
|
| 463 |
return apply_filters( 'charitable_sanitize_value', $value, $field, $submitted, $key ); |
| 464 |
} |
| 465 |
|
| 466 |
/** |
| 467 |
* Return the submitted values for the given section. |
| 468 |
* |
| 469 |
* @param string $section |
| 470 |
* @param array $submitted |
| 471 |
* @return array |
| 472 |
* @access private |
| 473 |
* @since 1.0.0 |
| 474 |
*/ |
| 475 |
private function get_section_submitted_values( $section, $submitted ) { |
| 476 |
$values = array(); |
| 477 |
$form_fields = $this->get_fields(); |
| 478 |
|
| 479 |
if ( ! isset( $form_fields[ $section ] ) ) { |
| 480 |
return $values; |
| 481 |
} |
| 482 |
|
| 483 |
foreach ( $form_fields[ $section ] as $key => $field ) { |
| 484 |
|
| 485 |
$value = $this->get_setting_submitted_value( $key, $field, $submitted ); |
| 486 |
|
| 487 |
if ( is_null( $value ) ) { |
| 488 |
continue; |
| 489 |
} |
| 490 |
|
| 491 |
if ( $this->is_dynamic_group( $section ) ) { |
| 492 |
$values[ $section ][ $key ] = $value; |
| 493 |
continue; |
| 494 |
} |
| 495 |
|
| 496 |
$values[ $key ] = $value; |
| 497 |
} |
| 498 |
|
| 499 |
return $values; |
| 500 |
} |
| 501 |
|
| 502 |
/** |
| 503 |
* Return list of dynamic groups. |
| 504 |
* |
| 505 |
* @return string[] |
| 506 |
* @access private |
| 507 |
* @since 1.0.0 |
| 508 |
*/ |
| 509 |
private function get_dynamic_groups() { |
| 510 |
return apply_filters( 'charitable_dynamic_groups', array() ); |
| 511 |
} |
| 512 |
|
| 513 |
/** |
| 514 |
* Returns a composite key, given a section and submitted values. |
| 515 |
* |
| 516 |
* @param string $section |
| 517 |
* @param array $submitted |
| 518 |
* @return string |
| 519 |
* @access private |
| 520 |
* @since 1.0.0 |
| 521 |
*/ |
| 522 |
private function get_composite_key( $section, $submitted ) { |
| 523 |
if ( ! is_array( current( $submitted ) ) ) { |
| 524 |
return false; |
| 525 |
} |
| 526 |
|
| 527 |
return sprintf( '%s_%s', $section, key( $submitted ) ); |
| 528 |
} |
| 529 |
|
| 530 |
/** |
| 531 |
* Returns whether the given key indicates the start of a new section of the settings. |
| 532 |
* |
| 533 |
* @param string $section |
| 534 |
* @param array $submitted |
| 535 |
* @return boolean |
| 536 |
* @access private |
| 537 |
* @since 1.0.0 |
| 538 |
*/ |
| 539 |
private function is_dynamic_group( $composite_key ) { |
| 540 |
return array_key_exists( $composite_key, $this->get_dynamic_groups() ); |
| 541 |
} |
| 542 |
} |
| 543 |
|
| 544 |
endif; // End class_exists check |
| 545 |
|
