'http://easydigitaldownloads.com', 'request_data' => array(), 'theme_slug' => get_template(), 'item_name' => '', 'license' => '', 'version' => '', 'author' => '' ) ); extract( $args ); $this->license = $license; $this->item_name = $item_name; $this->version = $version; $this->theme_slug = sanitize_key( $theme_slug ); $this->author = $author; $this->remote_api_url = $remote_api_url; $this->response_key = $this->theme_slug . '-update-response'; $this->strings = $strings; add_filter( 'site_transient_update_themes', array( &$this, 'theme_update_transient' ) ); add_filter( 'delete_site_transient_update_themes', array( &$this, 'delete_theme_update_transient' ) ); add_action( 'load-update-core.php', array( &$this, 'delete_theme_update_transient' ) ); add_action( 'load-themes.php', array( &$this, 'delete_theme_update_transient' ) ); add_action( 'load-themes.php', array( &$this, 'load_themes_screen' ) ); } function load_themes_screen() { add_thickbox(); add_action( 'admin_notices', array( &$this, 'update_nag' ) ); } function update_nag() { $strings = $this->strings; $theme = wp_get_theme( $this->theme_slug ); $api_response = get_transient( $this->response_key ); if ( false === $api_response ) { return; } $update_url = wp_nonce_url( 'update.php?action=upgrade-theme&theme=' . urlencode( $this->theme_slug ), 'upgrade-theme_' . $this->theme_slug ); $update_onclick = ' onclick="if ( confirm(\'' . esc_js( $strings['update-notice'] ) . '\') ) {return true;}return false;"'; if ( version_compare( $this->version, $api_response->new_version, '<' ) ) { echo '
'; printf( $strings['update-available'], $theme->get( 'Name' ), $api_response->new_version, '#TB_inline?width=640&inlineId=' . $this->theme_slug . '_changelog', $theme->get( 'Name' ), $update_url, $update_onclick ); echo '
'; echo ''; } } function theme_update_transient( $value ) { $update_data = $this->check_for_update(); if ( $update_data ) { $value->response[ $this->theme_slug ] = $update_data; } return $value; } function delete_theme_update_transient() { delete_transient( $this->response_key ); } function check_for_update() { $update_data = get_transient( $this->response_key ); if ( false === $update_data ) { $failed = false; $api_params = array( 'edd_action' => 'get_version', 'license' => $this->license, 'name' => $this->item_name, 'slug' => $this->theme_slug, 'author' => $this->author ); $response = wp_remote_post( $this->remote_api_url, array( 'timeout' => 15, 'body' => $api_params ) ); // Make sure the response was successful if ( is_wp_error( $response ) || 200 != wp_remote_retrieve_response_code( $response ) ) { $failed = true; } $update_data = json_decode( wp_remote_retrieve_body( $response ) ); if ( ! is_object( $update_data ) ) { $failed = true; } // If the response failed, try again in 30 minutes if ( $failed ) { $data = new stdClass; $data->new_version = $this->version; set_transient( $this->response_key, $data, strtotime( '+30 minutes' ) ); return false; } // If the status is 'ok', return the update arguments if ( ! $failed ) { $update_data->sections = maybe_unserialize( $update_data->sections ); set_transient( $this->response_key, $update_data, strtotime( '+12 hours' ) ); } } if ( version_compare( $this->version, $update_data->new_version, '>=' ) ) { return false; } return (array) $update_data; } }