/wp-content/plugins/ninja-forms/includes/Integrations/EDD/EDD_SL_Plugin_Updater.php
PHP | 337 lines | 173 code | 86 blank | 78 comment | 51 complexity | 11208790b5cf418fe91a7251f4068a0e MD5 | raw file
- <?php if ( ! defined( 'ABSPATH' ) ) exit;
- // uncomment this line for testing
- //set_site_transient( 'update_plugins', null );
- /**
- * Allows plugins to use their own update API.
- *
- * @author Pippin Williamson
- * @version 1.6
- */
- class EDD_SL_Plugin_Updater {
- private $api_url = '';
- private $api_data = array();
- private $name = '';
- private $slug = '';
- /**
- * Class constructor.
- *
- * @uses plugin_basename()
- * @uses hook()
- *
- * @param string $_api_url The URL pointing to the custom API endpoint.
- * @param string $_plugin_file Path to the plugin file.
- * @param array $_api_data Optional data to send with API calls.
- * @return void
- */
- function __construct( $_api_url, $_plugin_file, $_api_data = null ) {
- $this->api_url = trailingslashit( $_api_url );
- $this->api_data = $_api_data;
- $this->name = plugin_basename( $_plugin_file );
- $this->slug = basename( $_plugin_file, '.php' );
- $this->version = $_api_data['version'];
- // Set up hooks.
- $this->init();
- add_action( 'admin_init', array( $this, 'show_changelog' ) );
- }
- /**
- * Set up WordPress filters to hook into WP's update process.
- *
- * @uses add_filter()
- *
- * @return void
- */
- public function init() {
- add_filter( 'pre_set_site_transient_update_plugins', array( $this, 'check_update' ) );
- add_filter( 'plugins_api', array( $this, 'plugins_api_filter' ), 10, 3 );
- add_action( 'after_plugin_row_' . $this->name, array( $this, 'show_update_notification' ), 10, 2 );
- }
- /**
- * Check for Updates at the defined API endpoint and modify the update array.
- *
- * This function dives into the update API just when WordPress creates its update array,
- * then adds a custom API call and injects the custom plugin data retrieved from the API.
- * It is reassembled from parts of the native WordPress plugin update code.
- * See wp-includes/update.php line 121 for the original wp_update_plugins() function.
- *
- * @uses api_request()
- *
- * @param array $_transient_data Update array build by WordPress.
- * @return array Modified update array with custom plugin data.
- */
- function check_update( $_transient_data ) {
- global $pagenow;
- if( ! is_object( $_transient_data ) ) {
- $_transient_data = new stdClass;
- }
- if( 'plugins.php' == $pagenow && is_multisite() ) {
- return $_transient_data;
- }
- if ( empty( $_transient_data->response ) || empty( $_transient_data->response[ $this->name ] ) ) {
- $version_info = $this->api_request( 'plugin_latest_version', array( 'slug' => $this->slug ) );
- if ( false !== $version_info && is_object( $version_info ) && isset( $version_info->new_version ) ) {
- $this->did_check = true;
- if( version_compare( $this->version, $version_info->new_version, '<' ) ) {
- $_transient_data->response[ $this->name ] = $version_info;
- }
- $_transient_data->last_checked = time();
- $_transient_data->checked[ $this->name ] = $this->version;
- }
- }
- return $_transient_data;
- }
- /**
- * show update nofication row -- needed for multisite subsites, because WP won't tell you otherwise!
- *
- * @param string $file
- * @param array $plugin
- */
- public function show_update_notification( $file, $plugin ) {
- if( ! current_user_can( 'update_plugins' ) ) {
- return;
- }
- if( ! is_multisite() ) {
- return;
- }
- if ( $this->name != $file ) {
- return;
- }
- // Remove our filter on the site transient
- remove_filter( 'pre_set_site_transient_update_plugins', array( $this, 'check_update' ), 10 );
- $update_cache = get_site_transient( 'update_plugins' );
- if ( ! is_object( $update_cache ) || empty( $update_cache->response ) || empty( $update_cache->response[ $this->name ] ) ) {
- $cache_key = md5( 'edd_plugin_' .sanitize_key( $this->name ) . '_version_info' );
- $version_info = get_transient( $cache_key );
- if( false === $version_info ) {
- $version_info = $this->api_request( 'plugin_latest_version', array( 'slug' => $this->slug ) );
- set_transient( $cache_key, $version_info, 3600 );
- }
- if( ! is_object( $version_info ) ) {
- return;
- }
- if( version_compare( $this->version, $version_info->new_version, '<' ) ) {
- $update_cache->response[ $this->name ] = $version_info;
- }
- $update_cache->last_checked = time();
- $update_cache->checked[ $this->name ] = $this->version;
- set_site_transient( 'update_plugins', $update_cache );
- } else {
- $version_info = $update_cache->response[ $this->name ];
- }
- // Restore our filter
- add_filter( 'pre_set_site_transient_update_plugins', array( $this, 'check_update' ) );
- if ( ! empty( $update_cache->response[ $this->name ] ) && version_compare( $this->version, $version_info->new_version, '<' ) ) {
- // build a plugin list row, with update notification
- $wp_list_table = _get_list_table( 'WP_Plugins_List_Table' );
- echo '<tr class="plugin-update-tr"><td colspan="' . $wp_list_table->get_column_count() . '" class="plugin-update colspanchange"><div class="update-message">';
- $changelog_link = self_admin_url( 'index.php?edd_sl_action=view_plugin_changelog&plugin=' . $this->name . '&slug=' . $this->slug . '&TB_iframe=true&width=772&height=911' );
- if ( empty( $version_info->download_link ) ) {
- printf(
- __( 'There is a new version of %1$s available. <a target="_blank" class="thickbox" href="%2$s">View version %3$s details</a>.', 'edd' ),
- esc_html( $version_info->name ),
- esc_url( $changelog_link ),
- esc_html( $version_info->new_version )
- );
- } else {
- printf(
- __( 'There is a new version of %1$s available. <a target="_blank" class="thickbox" href="%2$s">View version %3$s details</a> or <a href="%4$s">update now</a>.', 'edd' ),
- esc_html( $version_info->name ),
- esc_url( $changelog_link ),
- esc_html( $version_info->new_version ),
- esc_url( wp_nonce_url( self_admin_url( 'update.php?action=upgrade-plugin&plugin=' ) . $this->name, 'upgrade-plugin_' . $this->name ) )
- );
- }
- echo '</div></td></tr>';
- }
- }
- /**
- * Updates information on the "View version x.x details" page with custom data.
- *
- * @uses api_request()
- *
- * @param mixed $_data
- * @param string $_action
- * @param object $_args
- * @return object $_data
- */
- function plugins_api_filter( $_data, $_action = '', $_args = null ) {
- if ( $_action != 'plugin_information' ) {
- return $_data;
- }
- if ( ! isset( $_args->slug ) || ( $_args->slug != $this->slug ) ) {
- return $_data;
- }
- $to_send = array(
- 'slug' => $this->slug,
- 'is_ssl' => is_ssl(),
- 'fields' => array(
- 'banners' => false, // These will be supported soon hopefully
- 'reviews' => false
- )
- );
- $api_response = $this->api_request( 'plugin_information', $to_send );
- if ( false !== $api_response ) {
- $_data = $api_response;
- }
- return $_data;
- }
- /**
- * Disable SSL verification in order to prevent download update failures
- *
- * @param array $args
- * @param string $url
- * @return object $array
- */
- function http_request_args( $args, $url ) {
- // If it is an https request and we are performing a package download, disable ssl verification
- if ( strpos( $url, 'https://' ) !== false && strpos( $url, 'edd_action=package_download' ) ) {
- $args['sslverify'] = false;
- }
- return $args;
- }
- /**
- * Calls the API and, if successfull, returns the object delivered by the API.
- *
- * @uses get_bloginfo()
- * @uses wp_remote_post()
- * @uses is_wp_error()
- *
- * @param string $_action The requested action.
- * @param array $_data Parameters for the API action.
- * @return false||object
- */
- private function api_request( $_action, $_data ) {
- global $wp_version;
- $data = array_merge( $this->api_data, $_data );
- if ( $data['slug'] != $this->slug )
- return;
- if ( empty( $data['license'] ) )
- return;
- if( $this->api_url == home_url() ) {
- return false; // Don't allow a plugin to ping itself
- }
- $api_params = array(
- 'edd_action' => 'get_version',
- 'license' => $data['license'],
- 'item_name' => isset( $data['item_name'] ) ? $data['item_name'] : false,
- 'item_id' => isset( $data['item_id'] ) ? $data['item_id'] : false,
- 'slug' => $data['slug'],
- 'author' => $data['author'],
- 'url' => home_url()
- );
- $request = wp_remote_post( $this->api_url, array( 'timeout' => 15, 'sslverify' => false, 'body' => $api_params ) );
- if ( ! is_wp_error( $request ) ) {
- $request = json_decode( wp_remote_retrieve_body( $request ) );
- }
- if ( $request && isset( $request->sections ) ) {
- $request->sections = maybe_unserialize( $request->sections );
- } else {
- $request = false;
- }
- return $request;
- }
- public function show_changelog() {
- if( empty( $_REQUEST['edd_sl_action'] ) || 'view_plugin_changelog' != $_REQUEST['edd_sl_action'] ) {
- return;
- }
- if( empty( $_REQUEST['plugin'] ) ) {
- return;
- }
- if( empty( $_REQUEST['slug'] ) ) {
- return;
- }
- if( ! current_user_can( 'update_plugins' ) ) {
- wp_die( __( 'You do not have permission to install plugin updates', 'edd' ), __( 'Error', 'edd' ), array( 'response' => 403 ) );
- }
- $response = $this->api_request( 'plugin_latest_version', array( 'slug' => $_REQUEST['slug'] ) );
- if( $response && isset( $response->sections['changelog'] ) ) {
- echo '<div style="background:#fff;padding:10px;">' . $response->sections['changelog'] . '</div>';
- }
- exit;
- }
- }