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<?php |
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if ( ! defined( 'ABSPATH' ) ) { |
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die( 'You are not allowed to call this page directly.' ); |
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} |
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|
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class FrmFormApi { |
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|
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/** |
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* @var string |
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*/ |
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protected $license = ''; |
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|
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/** |
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* @var string |
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*/ |
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protected $cache_key = ''; |
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|
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/** |
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* @var string |
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*/ |
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protected $cache_timeout = '+6 hours'; |
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|
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/** |
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* The number of days an add-on is new. |
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* |
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* @var int |
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*/ |
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protected $new_days = 90; |
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|
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/** |
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* @since 3.06 |
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* |
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* @param string|null $license The license key. |
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* |
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* @return void |
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*/ |
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public function __construct( $license = null ) { |
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$this->set_license( $license ); |
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$this->set_cache_key(); |
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} |
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|
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/** |
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* @since 3.06 |
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* |
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* @param string|null $license The license key. |
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* |
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* @return void |
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*/ |
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private function set_license( $license ) { |
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if ( $license === null ) { |
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$edd_update = $this->get_pro_updater(); |
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|
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if ( ! empty( $edd_update ) ) { |
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$license = $edd_update->license; |
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} |
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} |
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$this->license = $license; |
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} |
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|
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/** |
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* @since 3.06 |
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* |
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* @return string |
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*/ |
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public function get_license() { |
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return $this->license; |
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} |
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|
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/** |
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* @since 3.06 |
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* |
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* @return void |
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*/ |
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protected function set_cache_key() { |
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$this->cache_key = 'frm_addons_l' . ( empty( $this->license ) ? '' : md5( $this->license ) ); |
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} |
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|
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/** |
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* @since 3.06 |
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* |
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* @return string |
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*/ |
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public function get_cache_key() { |
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return $this->cache_key; |
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} |
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|
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/** |
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* @since 3.06 |
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* |
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* @return array |
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*/ |
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public function get_api_info() { |
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$url = $this->api_url(); |
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|
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if ( ! empty( $this->license ) ) { |
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$url .= '?l=' . urlencode( base64_encode( $this->license ) ); |
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} |
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|
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$addons = $this->get_cached(); |
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|
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if ( is_array( $addons ) ) { |
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return $addons; |
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} |
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|
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if ( $this->is_running() ) { |
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// If there's no saved cache, we'll need to wait for the current request to finish. |
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return array(); |
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} |
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|
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$this->set_running(); |
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|
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// We need to know the version number to allow different downloads. |
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$agent = 'formidable/' . FrmAppHelper::plugin_version(); |
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|
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if ( class_exists( 'FrmProDb' ) ) { |
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$agent = 'formidable-pro/' . FrmProDb::$plug_version; |
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} |
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|
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$response = wp_remote_get( |
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$url, |
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array( |
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'timeout' => 25, |
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'user-agent' => $agent . '; ' . get_bloginfo( 'url' ), |
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) |
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); |
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|
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if ( is_array( $response ) && ! is_wp_error( $response ) ) { |
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$addons = $response['body'] ? json_decode( $response['body'], true ) : array(); |
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} |
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|
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if ( ! is_array( $addons ) ) { |
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$addons = array(); |
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} |
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|
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$addons['response_code'] = wp_remote_retrieve_response_code( $response ); |
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|
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foreach ( $addons as $k => $addon ) { |
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if ( ! is_array( $addon ) ) { |
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continue; |
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} |
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|
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if ( isset( $addon['categories'] ) ) { |
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$cats = array_intersect( $this->skip_categories(), $addon['categories'] ); |
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|
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if ( ! empty( $cats ) ) { |
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unset( $addons[ $k ] ); |
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continue; |
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} |
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} |
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|
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if ( ! array_key_exists( 'is_new', $addon ) && array_key_exists( 'released', $addon ) ) { |
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$addons[ $k ]['is_new'] = $this->is_new( $addon ); |
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} |
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} |
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|
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$this->set_cached( $addons ); |
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$this->done_running(); |
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|
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return $addons; |
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} |
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|
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/** |
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* Prevent multiple requests from running at the same time. |
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* |
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* @since 6.8.3 |
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* |
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* @return bool |
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*/ |
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protected function is_running() { |
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if ( $this->run_as_multisite() ) { |
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return get_site_transient( $this->transient_key() ); |
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} |
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return get_transient( $this->transient_key() ); |
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} |
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|
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/** |
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* @since 6.8.3 |
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* |
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* @return void |
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*/ |
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protected function set_running() { |
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$expires = 2 * MINUTE_IN_SECONDS; |
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|
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if ( $this->run_as_multisite() ) { |
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set_site_transient( $this->transient_key(), true, $expires ); |
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return; |
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} |
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|
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set_transient( $this->transient_key(), true, $expires ); |
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} |
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|
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/** |
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* @since 6.8.3 |
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* |
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* @return void |
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*/ |
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protected function done_running() { |
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if ( $this->run_as_multisite() ) { |
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delete_site_transient( $this->transient_key() ); |
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} |
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delete_transient( $this->transient_key() ); |
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} |
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|
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/** |
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* Only allow one site in the network to make the api request at a time. |
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* If there is a license for the request, run individually. |
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* |
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* @since 6.8.3 |
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* |
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* @return bool |
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*/ |
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protected function run_as_multisite() { |
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return is_multisite() && empty( $this->license ); |
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} |
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|
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/** |
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* @since 6.8.3 |
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* |
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* @return string |
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*/ |
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protected function transient_key() { |
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return strtolower( self::class ) . '_request_lock'; |
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} |
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|
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/** |
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* @since 3.06 |
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* |
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* @return string |
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*/ |
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protected function api_url() { |
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if ( empty( $this->license ) ) { |
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// Direct traffic to Cloudflare worker when there is no license. |
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return 'https://plapi.formidableforms.com/list/'; |
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} |
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return 'https://formidableforms.com/wp-json/s11edd/v1/updates/'; |
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} |
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|
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/** |
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* @since 3.06 |
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* |
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* @return string[] |
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*/ |
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protected function skip_categories() { |
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return array( 'WordPress Form Templates', 'WordPress Form Style Templates' ); |
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} |
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|
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/** |
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* @since 3.06 |
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* |
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* @param object $license_plugin The FrmAddon object. |
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* @param array $addons |
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* |
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* @return array |
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*/ |
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public function get_addon_for_license( $license_plugin, $addons = array() ) { |
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if ( empty( $addons ) ) { |
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$addons = $this->get_api_info(); |
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} |
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|
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$download_id = $license_plugin->download_id; |
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$plugin = array(); |
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|
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if ( empty( $download_id ) && ! empty( $addons ) ) { |
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foreach ( $addons as $addon ) { |
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if ( is_array( $addon ) && ! empty( $addon['title'] ) && strtolower( $license_plugin->plugin_name ) === strtolower( $addon['title'] ) ) { |
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return $addon; |
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} |
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} |
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} elseif ( isset( $addons[ $download_id ] ) ) { |
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$plugin = $addons[ $download_id ]; |
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} |
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|
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return $plugin; |
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} |
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|
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/** |
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* @since 3.06 |
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* |
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* @return false|object |
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*/ |
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public function get_pro_updater() { |
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if ( FrmAppHelper::pro_is_installed() && is_callable( 'FrmProAppHelper::get_updater' ) ) { |
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$updater = FrmProAppHelper::get_updater(); |
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$this->set_license( $updater->license ); |
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|
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return $updater; |
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} |
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|
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return false; |
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} |
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|
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/** |
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* @since 3.06 |
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* |
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* @return array|bool |
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*/ |
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protected function get_cached() { |
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$cache = $this->get_cached_option(); |
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|
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if ( empty( $cache ) ) { |
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return false; |
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} |
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|
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$is_expired = empty( $cache['timeout'] ) || time() > $cache['timeout']; |
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|
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if ( ! $is_expired && isset( $cache['version'] ) && $cache['version'] !== FrmAppHelper::plugin_version() ) { |
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$is_expired = true; |
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} |
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|
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// Avoid old cached data, unless we're currently trying to query for new data. |
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// The call to $this->is_running likely triggers a database query, so only call if if we're expired. |
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// (Rather than the other way around, which is less efficient). |
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if ( $is_expired && ! $this->is_running() ) { |
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return false; |
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} |
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|
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$values = json_decode( $cache['value'], true ); |
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|
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return $values; |
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} |
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|
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/** |
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* Get the cache for the network if multisite. |
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* |
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* @since 6.8.3 |
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* |
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* @return mixed |
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*/ |
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protected function get_cached_option() { |
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if ( is_multisite() ) { |
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$cached = get_site_option( $this->cache_key ); |
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|
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if ( $cached ) { |
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return $cached; |
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} |
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} |
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|
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return get_option( $this->cache_key ); |
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} |
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|
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/** |
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* @since 3.06 |
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* |
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* @param array $addons |
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* |
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* @return void |
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*/ |
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protected function set_cached( $addons ) { |
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$data = array( |
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'timeout' => strtotime( $this->get_cache_timeout( $addons ), time() ), |
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'value' => wp_json_encode( $addons ), |
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'version' => FrmAppHelper::plugin_version(), |
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); |
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|
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if ( is_multisite() ) { |
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update_site_option( $this->cache_key, $data ); |
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} else { |
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// Autoload the license cache because it gets called everywhere. |
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$autoload = 0 === strpos( $this->cache_key, 'frm_addons_l' ); |
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update_option( $this->cache_key, $data, $autoload ); |
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} |
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} |
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|
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/** |
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* If the last check was a a rate limit, we'll need to check again sooner. |
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* |
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* @since 6.8.3 |
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* |
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* @param array $addons |
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* |
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* @return string |
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*/ |
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protected function get_cache_timeout( $addons ) { |
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$timeout = $this->cache_timeout; |
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|
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if ( isset( $addons['response_code'] ) && 429 === $addons['response_code'] ) { |
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$timeout = '+5 minutes'; |
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} |
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return $timeout; |
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} |
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|
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/** |
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* @since 3.06 |
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* |
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* @return void |
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*/ |
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public function reset_cached() { |
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if ( is_multisite() ) { |
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delete_site_option( $this->cache_key ); |
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} else { |
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delete_option( $this->cache_key ); |
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} |
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$this->done_running(); |
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} |
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|
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/** |
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* @since 3.06 |
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* |
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* @return array |
| 400 |
*/ |
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public function error_for_license() { |
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$errors = array(); |
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|
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if ( ! empty( $this->license ) ) { |
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$errors = $this->get_error_from_response(); |
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} |
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|
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return $errors; |
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} |
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|
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/** |
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* @since 3.06 |
| 413 |
* |
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* @param array $addons |
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* |
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* @return array |
| 417 |
*/ |
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public function get_error_from_response( $addons = array() ) { |
| 419 |
if ( empty( $addons ) ) { |
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$addons = $this->get_api_info(); |
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} |
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|
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$errors = array(); |
| 424 |
|
| 425 |
if ( isset( $addons['error'] ) ) { |
| 426 |
if ( is_string( $addons['error'] ) ) { |
| 427 |
$errors[] = $addons['error']; |
| 428 |
} elseif ( ! empty( $addons['error']['message'] ) ) { |
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$errors[] = $addons['error']['message']; |
| 430 |
} |
| 431 |
|
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do_action( 'frm_license_error', $addons['error'] ); |
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} |
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|
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return $errors; |
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} |
| 437 |
|
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/** |
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* Check if a template is new. |
| 440 |
* |
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* @since 6.0 |
| 442 |
* |
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* @param array $addon |
| 444 |
* |
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* @return bool |
| 446 |
*/ |
| 447 |
protected function is_new( $addon ) { |
| 448 |
return strtotime( $addon['released'] ) > strtotime( '-' . $this->new_days . ' days' ); |
| 449 |
} |
| 450 |
} |
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|
