608 lines
16 KiB
PHP
608 lines
16 KiB
PHP
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<?php
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namespace WPMailSMTP;
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/**
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* Class Options to handle all options management.
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* WordPress does all the heavy work for caching get_option() data,
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* so we don't have to do that. But we want to minimize cyclomatic complexity
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* of calling a bunch of WP functions, thus we will cache them in a class as well.
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*
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* @since 1.0.0
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*/
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class Options {
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/**
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* @var array Map of all the default options of the plugin.
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*/
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private static $map = array(
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'mail' => array(
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'from_name',
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'from_email',
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'mailer',
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'return_path',
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),
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'smtp' => array(
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'host',
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'port',
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'encryption',
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'autotls',
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'auth',
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'user',
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'pass',
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),
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'gmail' => array(
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'client_id',
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'client_secret',
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),
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'mailgun' => array(
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'api_key',
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'domain',
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),
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'sendgrid' => array(
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'api_key',
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),
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'pepipost' => array(
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'host',
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'port',
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'encryption',
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'auth',
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'user',
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'pass',
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),
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);
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/**
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* That's where plugin options are saved in wp_options table.
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*
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* @var string
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*/
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const META_KEY = 'wp_mail_smtp';
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/**
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* All the plugin options.
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*
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* @var array
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*/
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private $_options = array();
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/**
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* Init the Options class.
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*
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* @since 1.0.0
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*/
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public function __construct() {
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$this->populate_options();
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}
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/**
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* Initialize all the options, used for chaining.
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*
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* One-liner:
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* Options::init()->get('smtp', 'host');
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* Options::init()->is_pepipost_active();
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*
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* Or multiple-usage:
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* $options = new Options();
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* $options->get('smtp', 'host');
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*
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* @since 1.0.0
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*
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* @return Options
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*/
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public static function init() {
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static $instance;
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if ( ! $instance ) {
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$instance = new self();
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}
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return $instance;
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}
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/**
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* Retrieve all options of the plugin.
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*
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* @since 1.0.0
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*/
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protected function populate_options() {
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$this->_options = get_option( self::META_KEY, array() );
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}
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/**
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* Get all the options.
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*
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* Options::init()->get_all();
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*
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* @since 1.0.0
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*
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* @return array
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*/
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public function get_all() {
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$options = $this->_options;
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foreach ( $options as $group => $g_value ) {
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foreach ( $g_value as $key => $value ) {
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$options[ $group ][ $key ] = $this->get( $group, $key );
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}
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}
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return apply_filters( 'wp_mail_smtp_options_get_all', $options );
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}
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/**
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* Get all the options for a group.
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*
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* Options::init()->get_group('smtp') - will return only array of options (or empty array if a key doesn't exist).
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*
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* @since 1.0.0
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*
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* @param string $group
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*
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* @return mixed
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*/
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public function get_group( $group ) {
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// Just to feel safe.
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$group = sanitize_key( $group );
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if ( isset( $this->_options[ $group ] ) ) {
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foreach ( $this->_options[ $group ] as $g_key => $g_value ) {
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$options[ $group ][ $g_key ] = $this->get( $group, $g_key );
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}
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return apply_filters( 'wp_mail_smtp_options_get_group', $this->_options[ $group ], $group );
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}
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return array();
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}
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/**
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* Get options by a group and a key.
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*
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* Options::init()->get( 'smtp', 'host' ) - will return only SMTP 'host' option.
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*
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* @since 1.0.0
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*
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* @param string $group
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* @param string $key
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*
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* @return mixed
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*/
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public function get( $group, $key ) {
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// Just to feel safe.
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$group = sanitize_key( $group );
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$key = sanitize_key( $key );
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// Get the options group.
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if ( isset( $this->_options[ $group ] ) ) {
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// Get the options key of a group.
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if ( isset( $this->_options[ $group ][ $key ] ) ) {
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$value = $this->get_const_value( $group, $key, $this->_options[ $group ][ $key ] );
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} else {
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$value = $this->postprocess_key_defaults( $group, $key );
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}
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} else {
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$value = $this->postprocess_key_defaults( $group, $key );
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}
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if ( is_string( $value ) ) {
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$value = stripslashes( $value );
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}
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return apply_filters( 'wp_mail_smtp_options_get', $value, $group, $key );
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}
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/**
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* Some options may be non-empty by default,
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* so we need to postprocess them to convert.
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*
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* @since 1.0.0
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*
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* @param string $group
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* @param string $key
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*
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* @return mixed
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*/
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protected function postprocess_key_defaults( $group, $key ) {
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$value = '';
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switch ( $key ) {
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case 'return_path':
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$value = $group === 'mail' ? false : true;
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break;
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case 'encryption':
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$value = in_array( $group, array( 'smtp', 'pepipost' ), true ) ? 'none' : $value;
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break;
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case 'auth':
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case 'autotls':
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$value = in_array( $group, array( 'smtp', 'pepipost' ), true ) ? false : true;
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break;
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case 'pass':
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$value = $this->get_const_value( $group, $key, $value );
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break;
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}
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return apply_filters( 'wp_mail_smtp_options_postprocess_key_defaults', $value, $group, $key );
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}
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/**
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* Process the options values through the constants check.
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* If we have defined associated constant - use it instead of a DB value.
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* Backward compatibility is hard.
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* General section of options won't have constants, so we are omitting those checks and just return default value.
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*
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* @since 1.0.0
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*
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* @param string $group
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* @param string $key
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* @param mixed $value
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*
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* @return mixed
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*/
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protected function get_const_value( $group, $key, $value ) {
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if ( ! $this->is_const_enabled() ) {
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return $value;
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}
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switch ( $group ) {
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case 'mail':
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switch ( $key ) {
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case 'from_name':
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/** @noinspection PhpUndefinedConstantInspection */
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return $this->is_const_defined( $group, $key ) ? WPMS_MAIL_FROM_NAME : $value;
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case 'from_email':
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/** @noinspection PhpUndefinedConstantInspection */
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return $this->is_const_defined( $group, $key ) ? WPMS_MAIL_FROM : $value;
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case 'mailer':
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/** @noinspection PhpUndefinedConstantInspection */
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return $this->is_const_defined( $group, $key ) ? WPMS_MAILER : $value;
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case 'return_path':
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return $this->is_const_defined( $group, $key ) ? true : $value;
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}
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break;
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case 'smtp':
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switch ( $key ) {
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case 'host':
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/** @noinspection PhpUndefinedConstantInspection */
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return $this->is_const_defined( $group, $key ) ? WPMS_SMTP_HOST : $value;
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case 'port':
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/** @noinspection PhpUndefinedConstantInspection */
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return $this->is_const_defined( $group, $key ) ? WPMS_SMTP_PORT : $value;
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case 'encryption':
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/** @noinspection PhpUndefinedConstantInspection */
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return $this->is_const_defined( $group, $key )
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? ( WPMS_SSL === '' ? 'none' : WPMS_SSL )
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: $value;
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case 'auth':
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/** @noinspection PhpUndefinedConstantInspection */
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return $this->is_const_defined( $group, $key ) ? WPMS_SMTP_AUTH : $value;
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case 'autotls':
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/** @noinspection PhpUndefinedConstantInspection */
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return $this->is_const_defined( $group, $key ) ? WPMS_SMTP_AUTOTLS : $value;
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case 'user':
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/** @noinspection PhpUndefinedConstantInspection */
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return $this->is_const_defined( $group, $key ) ? WPMS_SMTP_USER : $value;
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case 'pass':
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/** @noinspection PhpUndefinedConstantInspection */
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return $this->is_const_defined( $group, $key ) ? WPMS_SMTP_PASS : $value;
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}
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break;
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case 'gmail':
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switch ( $key ) {
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case 'client_id':
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/** @noinspection PhpUndefinedConstantInspection */
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return $this->is_const_defined( $group, $key ) ? WPMS_GMAIL_CLIENT_ID : $value;
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case 'client_secret':
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/** @noinspection PhpUndefinedConstantInspection */
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return $this->is_const_defined( $group, $key ) ? WPMS_GMAIL_CLIENT_SECRET : $value;
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}
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break;
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case 'mailgun':
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switch ( $key ) {
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case 'api_key':
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/** @noinspection PhpUndefinedConstantInspection */
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return $this->is_const_defined( $group, $key ) ? WPMS_MAILGUN_API_KEY : $value;
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case 'domain':
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/** @noinspection PhpUndefinedConstantInspection */
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return $this->is_const_defined( $group, $key ) ? WPMS_MAILGUN_DOMAIN : $value;
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}
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break;
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case 'sendgrid':
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switch ( $key ) {
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case 'api_key':
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/** @noinspection PhpUndefinedConstantInspection */
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return $this->is_const_defined( $group, $key ) ? WPMS_SENDGRID_API_KEY : $value;
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}
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break;
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}
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// Always return the default value if nothing from above matches the request.
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return $value;
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}
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/**
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* Whether constants redefinition is enabled or not.
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*
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* @since 1.0.0
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*
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* @return bool
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*/
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public function is_const_enabled() {
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return defined( 'WPMS_ON' ) && WPMS_ON === true;
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}
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/**
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* We need this check to reuse later in admin area,
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* to distinguish settings fields that were redefined,
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* and display them differently.
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*
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* @since 1.0.0
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*
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* @param string $group
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* @param string $key
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*
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* @return bool
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*/
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public function is_const_defined( $group, $key ) {
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if ( ! $this->is_const_enabled() ) {
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return false;
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}
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// Just to feel safe.
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$group = sanitize_key( $group );
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$key = sanitize_key( $key );
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switch ( $group ) {
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case 'mail':
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switch ( $key ) {
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case 'from_name':
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return defined( 'WPMS_MAIL_FROM_NAME' ) && WPMS_MAIL_FROM_NAME;
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case 'from_email':
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return defined( 'WPMS_MAIL_FROM' ) && WPMS_MAIL_FROM;
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case 'mailer':
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return defined( 'WPMS_MAILER' ) && WPMS_MAILER;
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case 'return_path':
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return defined( 'WPMS_SET_RETURN_PATH' ) && ( WPMS_SET_RETURN_PATH === 'true' || WPMS_SET_RETURN_PATH === true );
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}
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break;
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case 'smtp':
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switch ( $key ) {
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case 'host':
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return defined( 'WPMS_SMTP_HOST' ) && WPMS_SMTP_HOST;
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case 'port':
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return defined( 'WPMS_SMTP_PORT' ) && WPMS_SMTP_PORT;
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case 'encryption':
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|
|
return defined( 'WPMS_SSL' );
|
||
|
|
case 'auth':
|
||
|
|
return defined( 'WPMS_SMTP_AUTH' ) && WPMS_SMTP_AUTH;
|
||
|
|
case 'autotls':
|
||
|
|
return defined( 'WPMS_SMTP_AUTOTLS' ) && WPMS_SMTP_AUTOTLS;
|
||
|
|
case 'user':
|
||
|
|
return defined( 'WPMS_SMTP_USER' ) && WPMS_SMTP_USER;
|
||
|
|
case 'pass':
|
||
|
|
return defined( 'WPMS_SMTP_PASS' ) && WPMS_SMTP_PASS;
|
||
|
|
}
|
||
|
|
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 'gmail':
|
||
|
|
switch ( $key ) {
|
||
|
|
case 'client_id':
|
||
|
|
return defined( 'WPMS_GMAIL_CLIENT_ID' ) && WPMS_GMAIL_CLIENT_ID;
|
||
|
|
case 'client_secret':
|
||
|
|
return defined( 'WPMS_GMAIL_CLIENT_SECRET' ) && WPMS_GMAIL_CLIENT_SECRET;
|
||
|
|
}
|
||
|
|
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 'mailgun':
|
||
|
|
switch ( $key ) {
|
||
|
|
case 'api_key':
|
||
|
|
return defined( 'WPMS_MAILGUN_API_KEY' ) && WPMS_MAILGUN_API_KEY;
|
||
|
|
case 'domain':
|
||
|
|
return defined( 'WPMS_MAILGUN_DOMAIN' ) && WPMS_MAILGUN_DOMAIN;
|
||
|
|
}
|
||
|
|
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 'sendgrid':
|
||
|
|
switch ( $key ) {
|
||
|
|
case 'api_key':
|
||
|
|
return defined( 'WPMS_SENDGRID_API_KEY' ) && WPMS_SENDGRID_API_KEY;
|
||
|
|
}
|
||
|
|
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Set plugin options, all at once.
|
||
|
|
*
|
||
|
|
* @since 1.0.0
|
||
|
|
* @since 1.3.0 Added $once argument to save option only if they don't exist already.
|
||
|
|
*
|
||
|
|
* @param array $options Plugin options to save.
|
||
|
|
* @param bool $once Whether to update existing options or to add these options only once.
|
||
|
|
*/
|
||
|
|
public function set( $options, $once = false ) {
|
||
|
|
|
||
|
|
foreach ( (array) $options as $group => $keys ) {
|
||
|
|
foreach ( $keys as $key_name => $key_value ) {
|
||
|
|
switch ( $group ) {
|
||
|
|
case 'mail':
|
||
|
|
switch ( $key_name ) {
|
||
|
|
case 'from_name':
|
||
|
|
case 'mailer':
|
||
|
|
$options[ $group ][ $key_name ] = $this->get_const_value( $group, $key_name, wp_strip_all_tags( $options[ $group ][ $key_name ], true ) );
|
||
|
|
break;
|
||
|
|
case 'from_email':
|
||
|
|
if ( filter_var( $options[ $group ][ $key_name ], FILTER_VALIDATE_EMAIL ) ) {
|
||
|
|
$options[ $group ][ $key_name ] = $this->get_const_value( $group, $key_name, sanitize_email( $options[ $group ][ $key_name ] ) );
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case 'return_path':
|
||
|
|
$options[ $group ][ $key_name ] = $this->get_const_value( $group, $key_name, (bool) $options[ $group ][ $key_name ] );
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 'general':
|
||
|
|
switch ( $key_name ) {
|
||
|
|
case 'am_notifications_hidden':
|
||
|
|
$options[ $group ][ $key_name ] = (bool) $options[ $group ][ $key_name ];
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (
|
||
|
|
isset( $options[ $options['mail']['mailer'] ] ) &&
|
||
|
|
in_array( $options['mail']['mailer'], array( 'pepipost', 'smtp', 'sendgrid', 'mailgun', 'gmail' ), true )
|
||
|
|
) {
|
||
|
|
|
||
|
|
$mailer = $options['mail']['mailer'];
|
||
|
|
|
||
|
|
foreach ( $options[ $mailer ] as $key_name => $key_value ) {
|
||
|
|
switch ( $key_name ) {
|
||
|
|
case 'host':
|
||
|
|
case 'user':
|
||
|
|
$options[ $mailer ][ $key_name ] = $this->get_const_value( $mailer, $key_name, wp_strip_all_tags( $options[ $mailer ][ $key_name ], true ) );
|
||
|
|
break;
|
||
|
|
case 'port':
|
||
|
|
$options[ $mailer ][ $key_name ] = $this->get_const_value( $mailer, $key_name, intval( $options[ $mailer ][ $key_name ] ) );
|
||
|
|
break;
|
||
|
|
case 'encryption':
|
||
|
|
$options[ $mailer ][ $key_name ] = $this->get_const_value( $mailer, $key_name, wp_strip_all_tags( $options[ $mailer ][ $key_name ], true ) );
|
||
|
|
break;
|
||
|
|
case 'auth':
|
||
|
|
case 'autotls':
|
||
|
|
$value = $options[ $mailer ][ $key_name ] === 'yes' || $options[ $mailer ][ $key_name ] === true ? true : false;
|
||
|
|
|
||
|
|
$options[ $mailer ][ $key_name ] = $this->get_const_value( $mailer, $key_name, $value );
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 'pass':
|
||
|
|
case 'api_key':
|
||
|
|
case 'domain':
|
||
|
|
case 'client_id':
|
||
|
|
case 'client_secret':
|
||
|
|
case 'auth_code':
|
||
|
|
case 'access_token':
|
||
|
|
// Do not process as they may contain certain special characters, but allow to be overwritten using constants.
|
||
|
|
$options[ $mailer ][ $key_name ] = $this->get_const_value( $mailer, $key_name, $options[ $mailer ][ $key_name ] );
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
$options = apply_filters( 'wp_mail_smtp_options_set', $options );
|
||
|
|
|
||
|
|
// Whether to update existing options or to add these options only once if they don't exist yet.
|
||
|
|
if ( $once ) {
|
||
|
|
add_option( self::META_KEY, $options, '', 'no' ); // Do not autoload these options.
|
||
|
|
} else {
|
||
|
|
update_option( self::META_KEY, $options, 'no' );
|
||
|
|
}
|
||
|
|
|
||
|
|
// Now we need to re-cache values.
|
||
|
|
$this->populate_options();
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Merge recursively, including a proper substitution of values in sub-arrays when keys are the same.
|
||
|
|
* It's more like array_merge() and array_merge_recursive() combined.
|
||
|
|
*
|
||
|
|
* @since 1.0.0
|
||
|
|
*
|
||
|
|
* @return array
|
||
|
|
*/
|
||
|
|
public static function array_merge_recursive() {
|
||
|
|
|
||
|
|
$arrays = func_get_args();
|
||
|
|
|
||
|
|
if ( count( $arrays ) < 2 ) {
|
||
|
|
return isset( $arrays[0] ) ? $arrays[0] : array();
|
||
|
|
}
|
||
|
|
|
||
|
|
$merged = array();
|
||
|
|
|
||
|
|
while ( $arrays ) {
|
||
|
|
$array = array_shift( $arrays );
|
||
|
|
|
||
|
|
if ( ! is_array( $array ) ) {
|
||
|
|
return array();
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( empty( $array ) ) {
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
foreach ( $array as $key => $value ) {
|
||
|
|
if ( is_string( $key ) ) {
|
||
|
|
if (
|
||
|
|
is_array( $value ) &&
|
||
|
|
array_key_exists( $key, $merged ) &&
|
||
|
|
is_array( $merged[ $key ] )
|
||
|
|
) {
|
||
|
|
$merged[ $key ] = call_user_func( __METHOD__, $merged[ $key ], $value );
|
||
|
|
} else {
|
||
|
|
$merged[ $key ] = $value;
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
$merged[] = $value;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return $merged;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Check whether the site is using Pepipost or not.
|
||
|
|
*
|
||
|
|
* @since 1.0.0
|
||
|
|
*
|
||
|
|
* @return bool
|
||
|
|
*/
|
||
|
|
public function is_pepipost_active() {
|
||
|
|
return apply_filters( 'wp_mail_smtp_options_is_pepipost_active', $this->get( 'mail', 'mailer' ) === 'pepipost' );
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Check whether the site is using Pepipost/SMTP as a mailer or not.
|
||
|
|
*
|
||
|
|
* @since 1.1.0
|
||
|
|
*
|
||
|
|
* @return bool
|
||
|
|
*/
|
||
|
|
public function is_mailer_smtp() {
|
||
|
|
return apply_filters( 'wp_mail_smtp_options_is_mailer_smtp', in_array( $this->get( 'mail', 'mailer' ), array( 'pepipost', 'smtp' ), true ) );
|
||
|
|
}
|
||
|
|
}
|