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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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protected $license = ''; |
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protected $cache_key = ''; |
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protected $cache_timeout = '+6 hours'; |
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|
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/** |
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* @since 3.06 |
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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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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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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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* @return string |
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*/ |
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public function get_license() { |
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return $this->license; |
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} |
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|
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/** |
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* @since 3.06 |
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*/ |
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protected function set_cache_key() { |
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$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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* @return string |
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*/ |
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public function get_cache_key() { |
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return $this->cache_key; |
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} |
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|
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/** |
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* @since 3.06 |
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* @return array |
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*/ |
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public function get_api_info() { |
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$url = $this->api_url(); |
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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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if ( ! empty( $addons ) ) { |
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return $addons; |
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} |
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|
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// We need to know the version number to allow different downloads. |
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$agent = 'formidable/' . FrmAppHelper::plugin_version(); |
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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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if ( is_array( $response ) && ! is_wp_error( $response ) ) { |
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$addons = $response['body']; |
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if ( ! empty( $addons ) ) { |
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$addons = json_decode( $addons, true ); |
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|
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foreach ( $addons as $k => $addon ) { |
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if ( ! isset( $addon['categories'] ) ) { |
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continue; |
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} |
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$cats = array_intersect( $this->skip_categories(), $addon['categories'] ); |
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if ( ! empty( $cats ) ) { |
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unset( $addons[ $k ] ); |
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} |
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} |
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|
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$this->set_cached( $addons ); |
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} |
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} |
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|
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if ( empty( $addons ) ) { |
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return array(); |
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} |
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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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* @since 3.06 |
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*/ |
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protected function api_url() { |
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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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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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* |
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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 = $this->get_api_info(); |
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} |
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$download_id = $license_plugin->download_id; |
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$plugin = array(); |
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if ( empty( $download_id ) && ! empty( $addons ) ) { |
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foreach ( $addons as $addon ) { |
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if ( 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 $plugin; |
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} |
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|
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/** |
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* @since 3.06 |
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*/ |
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public function get_pro_updater() { |
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if ( FrmAppHelper::pro_is_installed() && is_callable( 'FrmProAppHelper::get_updater' ) ) { |
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$updater = FrmProAppHelper::get_updater(); |
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$this->set_license( $updater->license ); |
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|
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return $updater; |
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} |
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|
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return false; |
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} |
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|
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/** |
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* @since 3.06 |
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* @return array |
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*/ |
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protected function get_cached() { |
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$cache = get_option( $this->cache_key ); |
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|
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if ( empty( $cache ) || empty( $cache['timeout'] ) || current_time( 'timestamp' ) > $cache['timeout'] ) { |
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return false; // Cache is expired |
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} |
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|
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$version = FrmAppHelper::plugin_version(); |
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$for_current = isset( $cache['version'] ) && $cache['version'] == $version; |
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if ( ! $for_current ) { |
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// Force a new check. |
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return false; |
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} |
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|
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return json_decode( $cache['value'], true ); |
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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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protected function set_cached( $addons ) { |
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$data = array( |
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'timeout' => strtotime( $this->cache_timeout, current_time( 'timestamp' ) ), |
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'value' => json_encode( $addons ), |
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'version' => FrmAppHelper::plugin_version(), |
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); |
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|
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update_option( $this->cache_key, $data, 'no' ); |
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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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public function reset_cached() { |
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delete_option( $this->cache_key ); |
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} |
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|
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/** |
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* @since 3.06 |
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* @return array |
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*/ |
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public function error_for_license() { |
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$errors = array(); |
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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 |
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* @return array |
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*/ |
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public function get_error_from_response( $addons = array() ) { |
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if ( empty( $addons ) ) { |
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$addons = $this->get_api_info(); |
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} |
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$errors = array(); |
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if ( isset( $addons['error'] ) ) { |
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$errors[] = $addons['error']['message']; |
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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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} |
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} |
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|
