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-rw-r--r--Postman/Extensions/License/EDD_SL_Plugin_Updater.php585
1 files changed, 585 insertions, 0 deletions
diff --git a/Postman/Extensions/License/EDD_SL_Plugin_Updater.php b/Postman/Extensions/License/EDD_SL_Plugin_Updater.php
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@@ -0,0 +1,585 @@
+<?php
+
+// Exit if accessed directly
+if ( ! defined( 'ABSPATH' ) ) exit;
+
+/**
+ * Allows plugins to use their own update API.
+ *
+ * @author Easy Digital Downloads
+ * @version 1.6.19
+ */
+class EDD_SL_Plugin_Updater {
+
+ private $api_url = '';
+ private $api_data = array();
+ private $name = '';
+ private $slug = '';
+ private $version = '';
+ private $wp_override = false;
+ private $cache_key = '';
+
+ private $health_check_timeout = 5;
+
+ /**
+ * 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.
+ */
+ public function __construct( $_api_url, $_plugin_file, $_api_data = null ) {
+
+ global $edd_plugin_data;
+
+ $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'];
+ $this->wp_override = isset( $_api_data['wp_override'] ) ? (bool) $_api_data['wp_override'] : false;
+ $this->beta = ! empty( $this->api_data['beta'] ) ? true : false;
+ $this->cache_key = 'edd_sl_' . md5( serialize( $this->slug . $this->api_data['license'] . $this->beta ) );
+
+ $edd_plugin_data[ $this->slug ] = $this->api_data;
+
+ /**
+ * Fires after the $edd_plugin_data is setup.
+ *
+ * @since x.x.x
+ *
+ * @param array $edd_plugin_data Array of EDD SL plugin data.
+ */
+ do_action( 'post_edd_sl_plugin_updater_setup', $edd_plugin_data );
+
+ // Set up hooks.
+ $this->init();
+
+ }
+
+ /**
+ * 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 );
+ remove_action( 'after_plugin_row_' . $this->name, 'wp_plugin_update_row', 10 );
+ add_action( 'after_plugin_row_' . $this->name, array( $this, 'show_update_notification' ), 10, 2 );
+ add_action( 'admin_init', array( $this, 'show_changelog' ) );
+
+ }
+
+ /**
+ * 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.
+ */
+ public 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 ] ) && false === $this->wp_override ) {
+ return $_transient_data;
+ }
+
+ $version_info = $this->get_cached_version_info();
+
+ if ( false === $version_info ) {
+ $version_info = $this->api_request( 'plugin_latest_version', array( 'slug' => $this->slug, 'beta' => $this->beta ) );
+
+ $this->set_version_info_cache( $version_info );
+
+ }
+
+ if ( false !== $version_info && is_object( $version_info ) && isset( $version_info->new_version ) ) {
+
+ if ( version_compare( $this->version, $version_info->new_version, '<' ) ) {
+
+ $_transient_data->response[ $this->name ] = $version_info;
+
+ // Make sure the plugin property is set to the plugin's name/location. See issue 1463 on Software Licensing's GitHub repo.
+ $_transient_data->response[ $this->name ]->plugin = $this->name;
+
+ }
+
+ $_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 ( is_network_admin() ) {
+ return;
+ }
+
+ 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' );
+
+ $update_cache = is_object( $update_cache ) ? $update_cache : new stdClass();
+
+ if ( empty( $update_cache->response ) || empty( $update_cache->response[ $this->name ] ) ) {
+
+ $version_info = $this->get_cached_version_info();
+
+ if ( false === $version_info ) {
+ $version_info = $this->api_request( 'plugin_latest_version', array( 'slug' => $this->slug, 'beta' => $this->beta ) );
+
+ // Since we disabled our filter for the transient, we aren't running our object conversion on banners, sections, or icons. Do this now:
+ if ( isset( $version_info->banners ) && ! is_array( $version_info->banners ) ) {
+ $version_info->banners = $this->convert_object_to_array( $version_info->banners );
+ }
+
+ if ( isset( $version_info->sections ) && ! is_array( $version_info->sections ) ) {
+ $version_info->sections = $this->convert_object_to_array( $version_info->sections );
+ }
+
+ if ( isset( $version_info->icons ) && ! is_array( $version_info->icons ) ) {
+ $version_info->icons = $this->convert_object_to_array( $version_info->icons );
+ }
+
+ if ( isset( $version_info->icons ) && ! is_array( $version_info->icons ) ) {
+ $version_info->icons = $this->convert_object_to_array( $version_info->icons );
+ }
+
+ if ( isset( $version_info->contributors ) && ! is_array( $version_info->contributors ) ) {
+ $version_info->contributors = $this->convert_object_to_array( $version_info->contributors );
+ }
+
+ $this->set_version_info_cache( $version_info );
+ }
+
+ 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' );
+ # <tr class="plugin-update-tr"><td colspan="' . $wp_list_table->get_column_count() . '" class="plugin-update colspanchange">
+ echo '<tr class="plugin-update-tr" id="' . $this->slug . '-update" data-slug="' . $this->slug . '" data-plugin="' . $this->slug . '/' . $file . '">';
+ echo '<td colspan="3" class="plugin-update colspanchange">';
+ echo '<div class="update-message notice inline notice-warning notice-alt">';
+
+ $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. %2$sView version %3$s details%4$s.', 'easy-digital-downloads' ),
+ esc_html( $version_info->name ),
+ '<a target="_blank" class="thickbox" href="' . esc_url( $changelog_link ) . '">',
+ esc_html( $version_info->new_version ),
+ '</a>'
+ );
+ } else {
+ printf(
+ __( 'There is a new version of %1$s available. %2$sView version %3$s details%4$s or %5$supdate now%6$s.', 'easy-digital-downloads' ),
+ esc_html( $version_info->name ),
+ '<a target="_blank" class="thickbox" href="' . esc_url( $changelog_link ) . '">',
+ esc_html( $version_info->new_version ),
+ '</a>',
+ '<a href="' . esc_url( wp_nonce_url( self_admin_url( 'update.php?action=upgrade-plugin&plugin=' ) . $this->name, 'upgrade-plugin_' . $this->name ) ) .'">',
+ '</a>'
+ );
+ }
+
+ do_action( "in_plugin_update_message-{$file}", $plugin, $version_info );
+
+ 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
+ */
+ public 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' => array(),
+ 'reviews' => false,
+ 'icons' => array(),
+ )
+ );
+
+ $cache_key = 'edd_api_request_' . md5( serialize( $this->slug . $this->api_data['license'] . $this->beta ) );
+
+ // Get the transient where we store the api request for this plugin for 24 hours
+ $edd_api_request_transient = $this->get_cached_version_info( $cache_key );
+
+ //If we have no transient-saved value, run the API, set a fresh transient with the API value, and return that value too right now.
+ if ( empty( $edd_api_request_transient ) ) {
+
+ $api_response = $this->api_request( 'plugin_information', $to_send );
+
+ // Expires in 3 hours
+ $this->set_version_info_cache( $api_response, $cache_key );
+
+ if ( false !== $api_response ) {
+ $_data = $api_response;
+ }
+
+ } else {
+ $_data = $edd_api_request_transient;
+ }
+
+ // Convert sections into an associative array, since we're getting an object, but Core expects an array.
+ if ( isset( $_data->sections ) && ! is_array( $_data->sections ) ) {
+ $_data->sections = $this->convert_object_to_array( $_data->sections );
+ }
+
+ // Convert banners into an associative array, since we're getting an object, but Core expects an array.
+ if ( isset( $_data->banners ) && ! is_array( $_data->banners ) ) {
+ $_data->banners = $this->convert_object_to_array( $_data->banners );
+ }
+
+ // Convert icons into an associative array, since we're getting an object, but Core expects an array.
+ if ( isset( $_data->icons ) && ! is_array( $_data->icons ) ) {
+ $_data->icons = $this->convert_object_to_array( $_data->icons );
+ }
+
+ // Convert contributors into an associative array, since we're getting an object, but Core expects an array.
+ if ( isset( $_data->contributors ) && ! is_array( $_data->contributors ) ) {
+ $_data->contributors = $this->convert_object_to_array( $_data->contributors );
+ }
+
+ if( ! isset( $_data->plugin ) ) {
+ $_data->plugin = $this->name;
+ }
+
+ return $_data;
+ }
+
+ /**
+ * Convert some objects to arrays when injecting data into the update API
+ *
+ * Some data like sections, banners, and icons are expected to be an associative array, however due to the JSON
+ * decoding, they are objects. This method allows us to pass in the object and return an associative array.
+ *
+ * @since 3.6.5
+ *
+ * @param stdClass $data
+ *
+ * @return array
+ */
+ private function convert_object_to_array( $data ) {
+ $new_data = array();
+ foreach ( $data as $key => $value ) {
+ $new_data[ $key ] = is_object( $value ) ? $this->convert_object_to_array( $value ) : $value;
+ }
+
+ return $new_data;
+ }
+
+ /**
+ * Disable SSL verification in order to prevent download update failures
+ *
+ * @param array $args
+ * @param string $url
+ * @return object $array
+ */
+ public function http_request_args( $args, $url ) {
+
+ $verify_ssl = $this->verify_ssl();
+ if ( strpos( $url, 'https://' ) !== false && strpos( $url, 'edd_action=package_download' ) ) {
+ $args['sslverify'] = $verify_ssl;
+ }
+ 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, $edd_plugin_url_available;
+
+ $verify_ssl = $this->verify_ssl();
+
+ // Do a quick status check on this domain if we haven't already checked it.
+ $store_hash = md5( $this->api_url );
+ if ( ! is_array( $edd_plugin_url_available ) || ! isset( $edd_plugin_url_available[ $store_hash ] ) ) {
+ $test_url_parts = parse_url( $this->api_url );
+
+ $scheme = ! empty( $test_url_parts['scheme'] ) ? $test_url_parts['scheme'] : 'http';
+ $host = ! empty( $test_url_parts['host'] ) ? $test_url_parts['host'] : '';
+ $port = ! empty( $test_url_parts['port'] ) ? ':' . $test_url_parts['port'] : '';
+
+ if ( empty( $host ) ) {
+ $edd_plugin_url_available[ $store_hash ] = false;
+ } else {
+ $test_url = $scheme . '://' . $host . $port;
+ $response = wp_remote_get( $test_url, array( 'timeout' => $this->health_check_timeout, 'sslverify' => $verify_ssl ) );
+ $edd_plugin_url_available[ $store_hash ] = is_wp_error( $response ) ? false : true;
+ }
+ }
+
+ if ( false === $edd_plugin_url_available[ $store_hash ] ) {
+ return;
+ }
+
+ $data = array_merge( $this->api_data, $_data );
+
+ if ( $data['slug'] != $this->slug ) {
+ return;
+ }
+
+ if( $this->api_url == trailingslashit ( home_url() ) ) {
+ return false; // Don't allow a plugin to ping itself
+ }
+
+ $api_params = array(
+ 'edd_action' => 'get_version',
+ 'license' => ! empty( $data['license'] ) ? $data['license'] : '',
+ 'item_name' => isset( $data['item_name'] ) ? $data['item_name'] : false,
+ 'item_id' => isset( $data['item_id'] ) ? $data['item_id'] : false,
+ 'version' => isset( $data['version'] ) ? $data['version'] : false,
+ 'slug' => $data['slug'],
+ 'author' => $data['author'],
+ 'url' => home_url(),
+ 'beta' => ! empty( $data['beta'] ),
+ );
+
+ $request = wp_remote_post( $this->api_url, array( 'timeout' => 15, 'sslverify' => $verify_ssl, '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;
+ }
+
+ if ( $request && isset( $request->banners ) ) {
+ $request->banners = maybe_unserialize( $request->banners );
+ }
+
+ if ( $request && isset( $request->icons ) ) {
+ $request->icons = maybe_unserialize( $request->icons );
+ }
+
+ if( ! empty( $request->sections ) ) {
+ foreach( $request->sections as $key => $section ) {
+ $request->$key = (array) $section;
+ }
+ }
+
+ return $request;
+ }
+
+ public function show_changelog() {
+
+ global $edd_plugin_data;
+
+ 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', 'easy-digital-downloads' ), __( 'Error', 'easy-digital-downloads' ), array( 'response' => 403 ) );
+ }
+
+ $data = $edd_plugin_data[ $_REQUEST['slug'] ];
+ $beta = ! empty( $data['beta'] ) ? true : false;
+ $cache_key = md5( 'edd_plugin_' . sanitize_key( $_REQUEST['plugin'] ) . '_' . $beta . '_version_info' );
+ $version_info = $this->get_cached_version_info( $cache_key );
+
+ if( false === $version_info ) {
+
+ $api_params = array(
+ 'edd_action' => 'get_version',
+ 'item_name' => isset( $data['item_name'] ) ? $data['item_name'] : false,
+ 'item_id' => isset( $data['item_id'] ) ? $data['item_id'] : false,
+ 'slug' => $_REQUEST['slug'],
+ 'author' => $data['author'],
+ 'url' => home_url(),
+ 'beta' => ! empty( $data['beta'] )
+ );
+
+ $verify_ssl = $this->verify_ssl();
+ $request = wp_remote_post( $this->api_url, array( 'timeout' => 15, 'sslverify' => $verify_ssl, 'body' => $api_params ) );
+
+ if ( ! is_wp_error( $request ) ) {
+ $version_info = json_decode( wp_remote_retrieve_body( $request ) );
+ }
+
+
+ if ( ! empty( $version_info ) && isset( $version_info->sections ) ) {
+ $version_info->sections = maybe_unserialize( $version_info->sections );
+ } else {
+ $version_info = false;
+ }
+
+ if( ! empty( $version_info ) ) {
+ foreach( $version_info->sections as $key => $section ) {
+ $version_info->$key = (array) $section;
+ }
+ }
+
+ $this->set_version_info_cache( $version_info, $cache_key );
+
+ }
+
+ if( ! empty( $version_info ) && isset( $version_info->sections['changelog'] ) ) {
+ echo '<div style="background:#fff;padding:10px;">' . $version_info->sections['changelog'] . '</div>';
+ }
+
+ exit;
+ }
+
+ public function get_cached_version_info( $cache_key = '' ) {
+
+ if( empty( $cache_key ) ) {
+ $cache_key = $this->cache_key;
+ }
+
+ $cache = get_option( $cache_key );
+
+ if( empty( $cache['timeout'] ) || time() > $cache['timeout'] ) {
+ return false; // Cache is expired
+ }
+
+ // We need to turn the icons into an array, thanks to WP Core forcing these into an object at some point.
+ $cache['value'] = json_decode( $cache['value'] );
+ if ( ! empty( $cache['value']->icons ) ) {
+ $cache['value']->icons = (array) $cache['value']->icons;
+ }
+
+ return $cache['value'];
+
+ }
+
+ public function set_version_info_cache( $value = '', $cache_key = '' ) {
+
+ if( empty( $cache_key ) ) {
+ $cache_key = $this->cache_key;
+ }
+
+ $data = array(
+ 'timeout' => strtotime( '+3 hours', time() ),
+ 'value' => json_encode( $value )
+ );
+
+ update_option( $cache_key, $data, 'no' );
+
+ }
+
+ /**
+ * Returns if the SSL of the store should be verified.
+ *
+ * @since 1.6.13
+ * @return bool
+ */
+ private function verify_ssl() {
+ return (bool) apply_filters( 'edd_sl_api_request_verify_ssl', true, $this );
+ }
+
+}