| 1 |
<?php |
| 2 |
/** |
| 3 |
* Class to assist with the setup of extension licenses. |
| 4 |
* |
| 5 |
* @package Charitable/Classes/Charitable_Licenses |
| 6 |
* @version 1.4.20 |
| 7 |
* @author David Bisset |
| 8 |
* @copyright Copyright (c) 2022, WP Charitable LLC |
| 9 |
* @license http://opensource.org/licenses/gpl-2.0.php GNU Public License |
| 10 |
*/ |
| 11 |
|
| 12 |
// Exit if accessed directly. |
| 13 |
if ( ! defined( 'ABSPATH' ) ) { |
| 14 |
exit; |
| 15 |
} |
| 16 |
|
| 17 |
if ( ! class_exists( 'Charitable_Licenses' ) ) : |
| 18 |
|
| 19 |
/** |
| 20 |
* Charitable_Licenses |
| 21 |
* |
| 22 |
* @since 1.0.0 |
| 23 |
*/ |
| 24 |
class Charitable_Licenses { |
| 25 |
|
| 26 |
/* @var string */ |
| 27 |
const UPDATE_URL = 'https://www.wpcharitable.com'; |
| 28 |
|
| 29 |
/** |
| 30 |
* The single instance of this class. |
| 31 |
* |
| 32 |
* @var Charitable_Licenses|null |
| 33 |
*/ |
| 34 |
private static $instance = null; |
| 35 |
|
| 36 |
/** |
| 37 |
* All the registered products requiring licensing. |
| 38 |
* |
| 39 |
* @var array |
| 40 |
*/ |
| 41 |
private $products; |
| 42 |
|
| 43 |
/** |
| 44 |
* All the stored licenses. |
| 45 |
* |
| 46 |
* @var array |
| 47 |
*/ |
| 48 |
private $licenses; |
| 49 |
|
| 50 |
/** |
| 51 |
* Cached update data. |
| 52 |
* |
| 53 |
* @var array |
| 54 |
*/ |
| 55 |
private $update_data; |
| 56 |
|
| 57 |
/** |
| 58 |
* Returns and/or create the single instance of this class. |
| 59 |
* |
| 60 |
* @since 1.2.0 |
| 61 |
* |
| 62 |
* @return Charitable_Licenses |
| 63 |
*/ |
| 64 |
public static function get_instance() { |
| 65 |
if ( is_null( self::$instance ) ) { |
| 66 |
self::$instance = new self(); |
| 67 |
} |
| 68 |
|
| 69 |
return self::$instance; |
| 70 |
} |
| 71 |
|
| 72 |
/** |
| 73 |
* Create class object. |
| 74 |
* |
| 75 |
* @since 1.0.0 |
| 76 |
*/ |
| 77 |
private function __construct() { |
| 78 |
$this->products = array(); |
| 79 |
$this->update_data = array(); |
| 80 |
|
| 81 |
add_filter( 'pre_set_site_transient_update_plugins', array( $this, 'check_for_updates' ) ); |
| 82 |
add_filter( 'plugins_api', array( $this, 'plugins_api_filter' ), 10, 3 ); |
| 83 |
add_action( 'charitable_deactivate_license', array( $this, 'deactivate_license' ) ); |
| 84 |
add_filter( 'upgrader_pre_download', array( $this, 'set_upgrader_error_message' ), 10, 3 ); |
| 85 |
add_filter( 'upgrader_package_options', array( $this, 'set_upgrader_package_options' ) ); |
| 86 |
} |
| 87 |
|
| 88 |
/** |
| 89 |
* Checks licenses to see if any are valid. |
| 90 |
* |
| 91 |
* @since 1.7.0 |
| 92 |
* |
| 93 |
* @return boolean |
| 94 |
*/ |
| 95 |
public function is_pro() { |
| 96 |
|
| 97 |
$products = $this->get_products(); |
| 98 |
|
| 99 |
if ( empty( $products ) ) { |
| 100 |
return false; |
| 101 |
} |
| 102 |
|
| 103 |
// go through licenses - if there is at least ONE VALID ADDON LICNESE then it's pro. |
| 104 |
foreach ( $products as $slug => $item ) { |
| 105 |
$valid = $this->has_valid_license( $slug ); |
| 106 |
if ( $valid ) { |
| 107 |
return true; |
| 108 |
} |
| 109 |
} |
| 110 |
} |
| 111 |
|
| 112 |
/** |
| 113 |
* Checks for any Charitable extensions with updates. |
| 114 |
* |
| 115 |
* @since 1.4.0 |
| 116 |
* |
| 117 |
* @param array $_transient_data The plugin updates data. |
| 118 |
* @return array |
| 119 |
*/ |
| 120 |
public function check_for_updates( $_transient_data ) { |
| 121 |
global $pagenow; |
| 122 |
|
| 123 |
if ( ! is_object( $_transient_data ) ) { |
| 124 |
$_transient_data = new stdClass; |
| 125 |
} |
| 126 |
|
| 127 |
if ( 'plugins.php' == $pagenow && is_multisite() ) { |
| 128 |
return $_transient_data; |
| 129 |
} |
| 130 |
|
| 131 |
/* Loop over our licensed products and check whether any are missing transient data. */ |
| 132 |
$missing_data = array(); |
| 133 |
|
| 134 |
foreach ( $this->get_products() as $product ) { |
| 135 |
if ( $this->is_missing_version_info( $product, $_transient_data ) ) { |
| 136 |
$missing_data[] = $product; |
| 137 |
} |
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} |
| 139 |
|
| 140 |
/* If we are missing data for any of our products, check whether any have an update. */ |
| 141 |
if ( ! empty( $missing_data ) ) { |
| 142 |
|
| 143 |
$versions = $this->get_versions(); |
| 144 |
|
| 145 |
unset( $versions['request_speed'] ); |
| 146 |
|
| 147 |
if ( ! empty( $versions ) ) { |
| 148 |
|
| 149 |
$versions_name_lookup = wp_list_pluck( $versions, 'name' ); |
| 150 |
|
| 151 |
foreach ( $missing_data as $product ) { |
| 152 |
|
| 153 |
if ( ! in_array( $product['name'], $versions_name_lookup ) ) { |
| 154 |
continue; |
| 155 |
} |
| 156 |
|
| 157 |
$plugin_file = plugin_basename( $product['file'] ); |
| 158 |
$product_key = array_search( $product['name'], wp_list_pluck( $this->get_products(), 'name' ) ); |
| 159 |
$version_info = $versions[ array_search( $product['name'], $versions_name_lookup ) ]; |
| 160 |
$version_info['license'] = $this->get_license_details( $product_key ); |
| 161 |
|
| 162 |
if ( version_compare( $product['version'], $version_info['new_version'], '<' ) ) { |
| 163 |
|
| 164 |
if ( isset( $version_info['sections'] ) ) { |
| 165 |
$version_info['sections'] = maybe_unserialize( $version_info['sections'] ); |
| 166 |
} |
| 167 |
|
| 168 |
$can_update = $this->able_to_update( $version_info ); |
| 169 |
|
| 170 |
if ( is_array( $can_update ) ) { |
| 171 |
$version_info['package'] = $can_update['reason_code']; |
| 172 |
$version_info['download_link'] = $can_update['reason_code']; |
| 173 |
$version_info['package_download_restriction'] = $can_update['description']; |
| 174 |
} |
| 175 |
|
| 176 |
$_transient_data->response[ $plugin_file ] = (object) $version_info; |
| 177 |
} |
| 178 |
|
| 179 |
$_transient_data->last_checked = time(); |
| 180 |
$_transient_data->checked[ $plugin_file ] = $product['version']; |
| 181 |
|
| 182 |
}//end foreach |
| 183 |
}//end if |
| 184 |
}//end if |
| 185 |
|
| 186 |
return $_transient_data; |
| 187 |
} |
| 188 |
|
| 189 |
/** |
| 190 |
* Updates information on the "View version x.x details" page with custom data. |
| 191 |
* |
| 192 |
* @uses api_request() |
| 193 |
* |
| 194 |
* @since 1.4.20 |
| 195 |
* |
| 196 |
* @param mixed $_data Default set of data. |
| 197 |
* @param string $_action The current action. |
| 198 |
* @param object $_args Request args. |
| 199 |
* @return object $_data |
| 200 |
*/ |
| 201 |
public function plugins_api_filter( $_data, $_action = '', $_args = null ) { |
| 202 |
if ( 'plugin_information' != $_action ) { |
| 203 |
return $_data; |
| 204 |
} |
| 205 |
|
| 206 |
if ( ! isset( $_args->slug ) ) { |
| 207 |
return $_data; |
| 208 |
} |
| 209 |
|
| 210 |
$plugin_key = str_replace( '-', '_', $_args->slug ); |
| 211 |
|
| 212 |
if ( ! array_key_exists( $plugin_key, $this->products ) ) { |
| 213 |
return $_data; |
| 214 |
} |
| 215 |
|
| 216 |
$version_info = $this->get_version_info( plugin_basename( $this->products[ $plugin_key ]['file'] ) ); |
| 217 |
|
| 218 |
if ( $version_info ) { |
| 219 |
$_data = $version_info; |
| 220 |
} |
| 221 |
|
| 222 |
return $_data; |
| 223 |
} |
| 224 |
|
| 225 |
/** |
| 226 |
* Return whether a particular plugin is missing version info. |
| 227 |
* |
| 228 |
* @since 1.4.20 |
| 229 |
* |
| 230 |
* @param array $product Product details array. |
| 231 |
* @param false|object $update_cache Optional argument to pass update cache. |
| 232 |
* @return boolean |
| 233 |
*/ |
| 234 |
public function is_missing_version_info( $product, $update_cache = false ) { |
| 235 |
return ! $this->get_version_info( plugin_basename( $product['file'] ), $update_cache ); |
| 236 |
} |
| 237 |
|
| 238 |
/** |
| 239 |
* Return the version update info for a particular plugin. |
| 240 |
* |
| 241 |
* @since 1.4.20 |
| 242 |
* |
| 243 |
* @param string $slug The plugin slug. |
| 244 |
* @param false|object $update_cache Optional argument to pass update cache. |
| 245 |
* @return array|false Array if an update is available. False otherwise. |
| 246 |
*/ |
| 247 |
public function get_version_info( $slug, $update_cache = false ) { |
| 248 |
if ( ! $update_cache ) { |
| 249 |
$update_cache = get_site_transient( 'update_plugins' ); |
| 250 |
} |
| 251 |
|
| 252 |
if ( ! is_object( $update_cache ) || empty( $update_cache->response ) || ! array_key_exists( $slug, $update_cache->response ) ) { |
| 253 |
return false; |
| 254 |
} |
| 255 |
|
| 256 |
return $update_cache->response[ $slug ]; |
| 257 |
} |
| 258 |
|
| 259 |
/** |
| 260 |
* Display an error message when users attempt to update a plugin |
| 261 |
* without a license or with an expired license. |
| 262 |
* |
| 263 |
* @since 1.4.20 |
| 264 |
* |
| 265 |
* @param false|WP_Error $reply The messaage to return. Set to false by default. |
| 266 |
* @param string $package Package URL. For Charitable extensions without a |
| 267 |
* license or that have expired, we set this to a |
| 268 |
* key. Kind of a hack to pass a message to this hook. |
| 269 |
* @param Plugin_Upgrader $upgrader The Plugin_Upgrader object. |
| 270 |
* @return false|WP_Error |
| 271 |
*/ |
| 272 |
public function set_upgrader_error_message( $reply, $package, $upgrader ) { |
| 273 |
$ajax_skin = 'WP_Ajax_Upgrader_Skin' == get_class( $upgrader->skin ); |
| 274 |
|
| 275 |
if ( 'missing_license' == $package ) { |
| 276 |
if ( $ajax_skin ) { |
| 277 |
$message = sprintf( __( 'You have not activated your license key. Activate your license to update: %s', 'charitable' ), |
| 278 |
admin_url( 'admin.php?page=charitable-settings&tab=licenses' ) |
| 279 |
); |
| 280 |
} else { |
| 281 |
$message = sprintf( __( 'You have not activated your license key. <a href="%s" target="_top">Activate your license to update.</a>', 'charitable' ), |
| 282 |
admin_url( 'admin.php?page=charitable-settings&tab=licenses' ) |
| 283 |
); |
| 284 |
} |
| 285 |
|
| 286 |
return new WP_Error( 'missing_license_key', $message ); |
| 287 |
} |
| 288 |
|
| 289 |
if ( false !== strpos( $package, 'expired_license:' ) ) { |
| 290 |
|
| 291 |
$renewal_link = str_replace( 'expired_license:', '', $package ); |
| 292 |
|
| 293 |
if ( $ajax_skin ) { |
| 294 |
$message = sprintf( __( 'Your license has expired. Renew your license key: %s', 'charitable' ), |
| 295 |
$renewal_link |
| 296 |
); |
| 297 |
} else { |
| 298 |
$message = sprintf( __( 'Your license has expired. <a href="%s" target="_blank">Renew your license key.</a>', 'charitable' ), |
| 299 |
esc_url( $renewal_link ) |
| 300 |
); |
| 301 |
} |
| 302 |
|
| 303 |
return new WP_Error( 'expired_license_key', $message ); |
| 304 |
} |
| 305 |
|
| 306 |
if ( false !== strpos( $package, 'missing_requirements:' ) ) { |
| 307 |
$message = str_replace( 'missing_requirements:', '', htmlspecialchars_decode( $package ) ); |
| 308 |
|
| 309 |
return new WP_Error( 'missing_requirements_key', $message ); |
| 310 |
} |
| 311 |
|
| 312 |
return $reply; |
| 313 |
} |
| 314 |
|
| 315 |
/** |
| 316 |
* Checks whether the given plugin can be updated. |
| 317 |
* |
| 318 |
* @since 1.6.14 |
| 319 |
* |
| 320 |
* @param array $version_info Version information. |
| 321 |
* @return true|array If it can be updated, returns true. Otherwise |
| 322 |
* returns an array with a reason_code and description. |
| 323 |
*/ |
| 324 |
protected function able_to_update( $version_info ) { |
| 325 |
$changelog_link = self_admin_url( 'index.php?edd_sl_action=view_plugin_changelog&plugin=' . $version_info['name'] . '&slug=' . $version_info['slug'] . '&TB_iframe=true&width=772&height=911' ); |
| 326 |
|
| 327 |
switch ( $version_info['package'] ) { |
| 328 |
|
| 329 |
case 'missing_license': |
| 330 |
return array( |
| 331 |
'reason_code' => 'missing_license', |
| 332 |
'description' => sprintf( |
| 333 |
__( '<p>There is a new version of %1$s available but you have not activated your license. <a target="_top" href="%2$s">Activate your license</a> or <a target="_blank" class="thickbox" href="%3$s">view version %4$s details</a>.</p>', 'charitable' ), |
| 334 |
esc_html( $version_info['name'] ), |
| 335 |
admin_url( 'admin.php?page=charitable-settings&tab=licenses' ), |
| 336 |
esc_url( $changelog_link ), |
| 337 |
esc_html( $version_info['new_version'] ) |
| 338 |
), |
| 339 |
); |
| 340 |
|
| 341 |
case 'expired_license': |
| 342 |
$base_renewal_url = isset( $version_info['renewal_link'] ) ? $version_info['renewal_link'] : 'https://www.wpcharitable.com/account'; |
| 343 |
|
| 344 |
return array( |
| 345 |
'reason_code' => 'expired_license', |
| 346 |
'description' => sprintf( |
| 347 |
__( '<p>There is a new version of %1$s available but your license has expired. <a target="_blank" href="%2$s">Renew your license</a> or <a target="_blank" class="thickbox" href="%3$s">view version %4$s details</a>.</p>', 'charitable' ), |
| 348 |
esc_html( $version_info['name'] ), |
| 349 |
charitable_ga_url( |
| 350 |
$base_renewal_url, |
| 351 |
urlencode( 'Expired License Notice'), |
| 352 |
urlencode( 'Renew your license' ) |
| 353 |
), |
| 354 |
esc_url( $changelog_link ), |
| 355 |
esc_html( $version_info['new_version'] ) |
| 356 |
), |
| 357 |
); |
| 358 |
|
| 359 |
default: |
| 360 |
if ( ! isset( $version_info['requirements'] ) ) { |
| 361 |
return true; |
| 362 |
} |
| 363 |
|
| 364 |
$messages = array(); |
| 365 |
|
| 366 |
foreach ( $version_info['requirements'] as $type => $details ) { |
| 367 |
|
| 368 |
switch ( $type ) { |
| 369 |
case 'php': |
| 370 |
if ( version_compare( phpversion(), $details, '<' ) ) { |
| 371 |
$messages[] = esc_html( |
| 372 |
sprintf( |
| 373 |
__( '<li>Requires PHP version %s or greater.</li>' ), |
| 374 |
$details |
| 375 |
) |
| 376 |
); |
| 377 |
} |
| 378 |
break; |
| 379 |
|
| 380 |
case 'charitable': |
| 381 |
if ( version_compare( charitable()->get_version(), $details, '<' ) ) { |
| 382 |
$messages[] = esc_html( |
| 383 |
sprintf( |
| 384 |
__( 'Requires Charitable version %s or greater.' ), |
| 385 |
$details |
| 386 |
) |
| 387 |
); |
| 388 |
} |
| 389 |
break; |
| 390 |
} |
| 391 |
|
| 392 |
if ( empty( $messages ) ) { |
| 393 |
return true; |
| 394 |
} |
| 395 |
|
| 396 |
return array( |
| 397 |
'reason_code' => 'missing_requirements', |
| 398 |
'description' => sprintf( |
| 399 |
__( '<p>There is a new version of %1$s available but you are missing the following minimum requirements:</p>%2$s', 'charitable' ), |
| 400 |
esc_html( $version_info['name'] ), |
| 401 |
'<ul>' . implode( '<br/>', $messages ) . '</ul>' |
| 402 |
), |
| 403 |
); |
| 404 |
} |
| 405 |
|
| 406 |
return true; |
| 407 |
} |
| 408 |
} |
| 409 |
|
| 410 |
/** |
| 411 |
* Set upgrader package options. |
| 412 |
* |
| 413 |
* This is used for expired licenses and in certain cases for products that do |
| 414 |
* not have a license activated. |
| 415 |
* |
| 416 |
* @since 1.4.20 |
| 417 |
* |
| 418 |
* @param array $options Upgrader package options. |
| 419 |
* @return array |
| 420 |
*/ |
| 421 |
public function set_upgrader_package_options( $options ) { |
| 422 |
if ( 'expired_license' != $options['package'] && empty( $options['package'] ) ) { |
| 423 |
return $options; |
| 424 |
} |
| 425 |
|
| 426 |
if ( ! array_key_exists( 'hook_extra', $options ) || ! array_key_exists( 'plugin', $options['hook_extra'] ) ) { |
| 427 |
return $options; |
| 428 |
} |
| 429 |
|
| 430 |
list( $plugin_key, ) = explode( '/', str_replace( '-', '_', $options['hook_extra']['plugin'] ) ); |
| 431 |
|
| 432 |
if ( ! array_key_exists( $plugin_key, $this->products ) ) { |
| 433 |
return $options; |
| 434 |
} |
| 435 |
|
| 436 |
/* Set up the renewal link for expired licenses. */ |
| 437 |
if ( 'expired_license' == $options['package'] ) { |
| 438 |
$options['package'] = $this->get_expired_license_package( $options['hook_extra']['plugin'] ); |
| 439 |
|
| 440 |
return $options; |
| 441 |
} |
| 442 |
|
| 443 |
/* Set up the renewal link for plugins where minimum requirements haven't been met. */ |
| 444 |
if ( 'missing_requirements' == $options['package'] ) { |
| 445 |
$options['package'] = $this->get_missing_requirements_package( $options['hook_extra']['plugin'] ); |
| 446 |
|
| 447 |
return $options; |
| 448 |
} |
| 449 |
|
| 450 |
$license_details = $this->get_license_details( $plugin_key ); |
| 451 |
|
| 452 |
if ( ! is_array( $license_details ) || ! array_key_exists( 'license', $license_details ) || empty( $license_details['license'] ) ) { |
| 453 |
$options['package'] = 'missing_license'; |
| 454 |
} |
| 455 |
|
| 456 |
return $options; |
| 457 |
} |
| 458 |
|
| 459 |
/** |
| 460 |
* Return the package string for an expired license. |
| 461 |
* |
| 462 |
* @since 1.4.20 |
| 463 |
* |
| 464 |
* @param string $plugin Plugin basename. |
| 465 |
* @return string |
| 466 |
*/ |
| 467 |
public function get_expired_license_package( $plugin ) { |
| 468 |
$version_info = $this->get_version_info( $plugin ); |
| 469 |
$base_renewal_url = isset( $version_info->renewal_link ) ? $version_info->renewal_link : 'https://www.wpcharitable.com/account'; |
| 470 |
|
| 471 |
return sprintf( 'expired_license:%s', charitable_ga_url( |
| 472 |
$base_renewal_url, |
| 473 |
urlencode( 'WordPress Dashboard'), |
| 474 |
urlencode( 'Expired License' ) |
| 475 |
)); |
| 476 |
|
| 477 |
} |
| 478 |
|
| 479 |
/** |
| 480 |
* Return the package string for a plugin missing requirements. |
| 481 |
* |
| 482 |
* @since 1.6.14 |
| 483 |
* |
| 484 |
* @param string $plugin Plugin basename. |
| 485 |
* @return string |
| 486 |
*/ |
| 487 |
public function get_missing_requirements_package( $plugin ) { |
| 488 |
$version_info = $this->get_version_info( $plugin ); |
| 489 |
|
| 490 |
return sprintf( |
| 491 |
'missing_requirements:%s', |
| 492 |
$version_info->package_download_restriction |
| 493 |
); |
| 494 |
} |
| 495 |
|
| 496 |
/** |
| 497 |
* Register a product that requires licensing. |
| 498 |
* |
| 499 |
* @since 1.0.0 |
| 500 |
* |
| 501 |
* @param string $item_name The title of the product. |
| 502 |
* @param string $author The author of the product. |
| 503 |
* @param string $version The current product version we have installed. |
| 504 |
* @param string $file The path to the plugin file. |
| 505 |
* @param string $url The base URL where the plugin is licensed. Defaults to Charitable_Licenses::UPDATE_URL. |
| 506 |
* @return void |
| 507 |
*/ |
| 508 |
public function register_licensed_product( $item_name, $author, $version, $file, $url = false ) { |
| 509 |
if ( ! $url ) { |
| 510 |
$url = Charitable_Licenses::UPDATE_URL; |
| 511 |
} |
| 512 |
|
| 513 |
$product_key = $this->get_item_key( $item_name ); |
| 514 |
|
| 515 |
$this->products[ $product_key ] = array( |
| 516 |
'name' => $item_name, |
| 517 |
'author' => $author, |
| 518 |
'version' => $version, |
| 519 |
'url' => $url, |
| 520 |
'file' => $file, |
| 521 |
); |
| 522 |
|
| 523 |
$licenses = $this->get_licenses(); |
| 524 |
$license = isset( $licenses[ $product_key ]['license'] ) ? trim( $licenses[ $product_key ]['license'] ) : ''; |
| 525 |
|
| 526 |
new Charitable_Plugin_Updater( $url, $file, array( |
| 527 |
'version' => $version, |
| 528 |
'license' => $license, |
| 529 |
'item_name' => $item_name, |
| 530 |
'author' => $author, |
| 531 |
) ); |
| 532 |
|
| 533 |
} |
| 534 |
|
| 535 |
/** |
| 536 |
* Return the list of products requiring licensing. |
| 537 |
* |
| 538 |
* @since 1.0.0 |
| 539 |
* |
| 540 |
* @return array[] |
| 541 |
*/ |
| 542 |
public function get_products() { |
| 543 |
return $this->products; |
| 544 |
} |
| 545 |
|
| 546 |
/** |
| 547 |
* Return a specific product's details. |
| 548 |
* |
| 549 |
* @since 1.0.0 |
| 550 |
* |
| 551 |
* @param string $item The item for which we are getting product details. |
| 552 |
* @return string[] |
| 553 |
*/ |
| 554 |
public function get_product_license_details( $item ) { |
| 555 |
return isset( $this->products[ $item ] ) ? $this->products[ $item ] : false; |
| 556 |
} |
| 557 |
|
| 558 |
/** |
| 559 |
* Returns whether the given product has a valid license. |
| 560 |
* |
| 561 |
* @since 1.0.0 |
| 562 |
* |
| 563 |
* @param string $item The item to check. |
| 564 |
* @return boolean |
| 565 |
*/ |
| 566 |
public function has_valid_license( $item ) { |
| 567 |
$license = $this->get_license_details( $item ); |
| 568 |
|
| 569 |
if ( ! $license || ! isset( $license['valid'] ) ) { |
| 570 |
return false; |
| 571 |
} |
| 572 |
|
| 573 |
return $license['valid']; |
| 574 |
} |
| 575 |
|
| 576 |
/** |
| 577 |
* Returns the license details for the given product. |
| 578 |
* |
| 579 |
* @since 1.0.0 |
| 580 |
* |
| 581 |
* @param string $item The item to get the license for. |
| 582 |
* @return mixed[] |
| 583 |
*/ |
| 584 |
public function get_license( $item ) { |
| 585 |
$license = $this->get_license_details( $item ); |
| 586 |
|
| 587 |
if ( ! $license || ! is_array( $license ) ) { |
| 588 |
return false; |
| 589 |
} |
| 590 |
|
| 591 |
return $license['license']; |
| 592 |
} |
| 593 |
|
| 594 |
/** |
| 595 |
* Returns the active license details for the given product. |
| 596 |
* |
| 597 |
* @since 1.0.0 |
| 598 |
* |
| 599 |
* @param string $item The item to get active licensing details for. |
| 600 |
* @return mixed[] |
| 601 |
*/ |
| 602 |
public function get_license_details( $item ) { |
| 603 |
$licenses = $this->get_licenses(); |
| 604 |
|
| 605 |
if ( ! isset( $licenses[ $item ] ) ) { |
| 606 |
return false; |
| 607 |
} |
| 608 |
|
| 609 |
return $licenses[ $item ]; |
| 610 |
} |
| 611 |
|
| 612 |
/** |
| 613 |
* Return the list of licenses. |
| 614 |
* |
| 615 |
* Note: The licenses are not necessarily valid. If a user enters an invalid |
| 616 |
* license, the license will be stored but it will be flagged as invalid. |
| 617 |
* |
| 618 |
* @since 1.0.0 |
| 619 |
* |
| 620 |
* @return array[] |
| 621 |
*/ |
| 622 |
public function get_licenses() { |
| 623 |
if ( ! isset( $this->licenses ) ) { |
| 624 |
$this->licenses = charitable_get_option( 'licenses', array() ); |
| 625 |
} |
| 626 |
|
| 627 |
return $this->licenses; |
| 628 |
} |
| 629 |
|
| 630 |
/** |
| 631 |
* Verify a license. |
| 632 |
* |
| 633 |
* @since 1.0.0 |
| 634 |
* |
| 635 |
* @param string $item The item to verify. |
| 636 |
* @param string $license The license key for the item. |
| 637 |
* @param boolean $force Whether to force the verification check. |
| 638 |
* @return mixed[] |
| 639 |
*/ |
| 640 |
public function verify_license( $item, $license, $force = false ) { |
| 641 |
$license = trim( $license ); |
| 642 |
|
| 643 |
if ( $license === $this->get_license( $item ) && ! $force ) { |
| 644 |
return $this->get_license_details( $item ); |
| 645 |
} |
| 646 |
|
| 647 |
$product_details = $this->get_product_license_details( $item ); |
| 648 |
|
| 649 |
/* This product was not correctly registered. */ |
| 650 |
if ( ! $product_details ) { |
| 651 |
return; |
| 652 |
} |
| 653 |
|
| 654 |
/* Data to send in our API request */ |
| 655 |
$api_params = array( |
| 656 |
'edd_action' => 'activate_license', |
| 657 |
'license' => $license, |
| 658 |
'item_name' => urlencode( $product_details['name'] ), |
| 659 |
'url' => home_url(), |
| 660 |
); |
| 661 |
|
| 662 |
/* Call the custom API */ |
| 663 |
$response = wp_remote_post( |
| 664 |
$product_details['url'], |
| 665 |
array( |
| 666 |
'timeout' => 15, |
| 667 |
'sslverify' => false, |
| 668 |
'body' => $api_params, |
| 669 |
) |
| 670 |
); |
| 671 |
|
| 672 |
/* Make sure the response came back okay */ |
| 673 |
if ( is_wp_error( $response ) ) { |
| 674 |
return; |
| 675 |
} |
| 676 |
|
| 677 |
$this->flush_update_cache(); |
| 678 |
|
| 679 |
$license_data = json_decode( wp_remote_retrieve_body( $response ) ); |
| 680 |
|
| 681 |
return array( |
| 682 |
'license' => $license, |
| 683 |
'expiration_date' => $license_data->expires, |
| 684 |
'valid' => ( 'valid' === $license_data->license ), |
| 685 |
); |
| 686 |
} |
| 687 |
|
| 688 |
/** |
| 689 |
* Return the URL to deactivate a specific license. |
| 690 |
* |
| 691 |
* @since 1.0.0 |
| 692 |
* |
| 693 |
* @param string $item The item to deactivate. |
| 694 |
* @return string |
| 695 |
*/ |
| 696 |
public function get_license_deactivation_url( $item ) { |
| 697 |
return esc_url( add_query_arg( array( |
| 698 |
'charitable_action' => 'deactivate_license', |
| 699 |
'product_key' => $item, |
| 700 |
'_nonce' => wp_create_nonce( 'license' ), |
| 701 |
), admin_url( 'admin.php?page=charitable-settings&tab=licenses' ) ) ); |
| 702 |
} |
| 703 |
|
| 704 |
/** |
| 705 |
* Deactivate a license. |
| 706 |
* |
| 707 |
* @since 1.0.0 |
| 708 |
* |
| 709 |
* @return void |
| 710 |
*/ |
| 711 |
public function deactivate_license() { |
| 712 |
if ( ! wp_verify_nonce( $_REQUEST['_nonce'], 'license' ) ) { |
| 713 |
wp_die( esc_attr__( 'Cheatin\' eh?!', 'charitable' ) ); |
| 714 |
} |
| 715 |
|
| 716 |
$product_key = isset( $_REQUEST['product_key'] ) ? $_REQUEST['product_key'] : false; |
| 717 |
|
| 718 |
/* Product key must be set */ |
| 719 |
if ( false === $product_key ) { |
| 720 |
wp_die( esc_attr__( 'Missing product key', 'charitable' ) ); |
| 721 |
} |
| 722 |
|
| 723 |
$product = $this->get_product_license_details( $product_key ); |
| 724 |
|
| 725 |
/* Make sure we have a valid product with a valid license. */ |
| 726 |
if ( ! $product || ! $this->has_valid_license( $product_key ) ) { |
| 727 |
wp_die( esc_attr__( 'This product is not valid or does not have a valid license key.', 'charitable' ) ); |
| 728 |
} |
| 729 |
|
| 730 |
$license = $this->get_license( $product_key ); |
| 731 |
|
| 732 |
/* Data to send to wpcharitable.com to deactivate the license. */ |
| 733 |
$api_params = array( |
| 734 |
'edd_action' => 'deactivate_license', |
| 735 |
'license' => $license, |
| 736 |
'item_name' => urlencode( $product['name'] ), |
| 737 |
'url' => home_url(), |
| 738 |
); |
| 739 |
|
| 740 |
/* Call the custom API. */ |
| 741 |
$response = wp_remote_post( $product['url'], array( 'timeout' => 15, 'sslverify' => false, 'body' => $api_params ) ); |
| 742 |
|
| 743 |
/* Make sure the response came back okay */ |
| 744 |
if ( is_wp_error( $response ) ) { |
| 745 |
return; |
| 746 |
} |
| 747 |
|
| 748 |
$this->flush_update_cache(); |
| 749 |
|
| 750 |
/* Decode the license data */ |
| 751 |
$license_data = json_decode( wp_remote_retrieve_body( $response ) ); |
| 752 |
|
| 753 |
$settings = get_option( 'charitable_settings' ); |
| 754 |
|
| 755 |
unset( $settings['licenses'][ $product_key ] ); |
| 756 |
|
| 757 |
update_option( 'charitable_settings', $settings ); |
| 758 |
|
| 759 |
wp_redirect( add_query_arg( array( 'tab' => 'licenses' ), admin_url( 'admin.php?page=charitable-settings' ) ) ); |
| 760 |
exit; |
| 761 |
|
| 762 |
} |
| 763 |
|
| 764 |
/** |
| 765 |
* Flush the version update cache. |
| 766 |
* |
| 767 |
* @since 1.4.20 |
| 768 |
* |
| 769 |
* @return void |
| 770 |
*/ |
| 771 |
protected function flush_update_cache() { |
| 772 |
wp_cache_delete( 'plugin_versions', 'charitable' ); |
| 773 |
set_site_transient( 'update_plugins', null ); |
| 774 |
} |
| 775 |
|
| 776 |
/** |
| 777 |
* Return a key for the item, based on the item name. |
| 778 |
* |
| 779 |
* @since 1.0.0 |
| 780 |
* |
| 781 |
* @param string $item_name Name of the item. |
| 782 |
* @return string |
| 783 |
*/ |
| 784 |
protected function get_item_key( $item_name ) { |
| 785 |
return strtolower( str_replace( ' ', '_', $item_name ) ); |
| 786 |
} |
| 787 |
|
| 788 |
/** |
| 789 |
* Return the latest versions of Charitable plugins. |
| 790 |
* |
| 791 |
* @since 1.4.0 |
| 792 |
* |
| 793 |
* @return array |
| 794 |
*/ |
| 795 |
protected function get_versions() { |
| 796 |
$versions = wp_cache_get( 'plugin_versions', 'charitable' ); |
| 797 |
|
| 798 |
if ( false === $versions ) { |
| 799 |
|
| 800 |
$licenses = array(); |
| 801 |
|
| 802 |
foreach ( $this->get_licenses() as $license ) { |
| 803 |
if ( isset( $license['license'] ) ) { |
| 804 |
$licenses[] = $license['license']; |
| 805 |
} |
| 806 |
} |
| 807 |
|
| 808 |
$response = wp_remote_post( |
| 809 |
Charitable_Licenses::UPDATE_URL . '/edd-api/versions-v2/', |
| 810 |
array( |
| 811 |
'sslverify' => false, |
| 812 |
'timeout' => 15, |
| 813 |
'body' => array( |
| 814 |
'licenses' => $licenses, |
| 815 |
'url' => home_url(), |
| 816 |
), |
| 817 |
) |
| 818 |
); |
| 819 |
|
| 820 |
$versions = wp_remote_retrieve_body( $response ); |
| 821 |
|
| 822 |
$versions = json_decode( $versions, true ); |
| 823 |
|
| 824 |
wp_cache_set( 'plugin_versions', $versions, 'charitable' ); |
| 825 |
}//end if |
| 826 |
|
| 827 |
return $versions; |
| 828 |
} |
| 829 |
} |
| 830 |
|
| 831 |
endif; |
| 832 |
|
