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Current File : /home/dna1981/public_html/SFC-Old/wp-content/plugins/ocean-extra/includes/widgets/mailchimp.php
<?php
/**
 * MailChimp Widget.
 *
 * @package OceanWP WordPress theme
 */
// Exit if accessed directly
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

if ( ! class_exists( 'Ocean_Extra_MailChimp_Widget' ) ) {

	class Ocean_Extra_MailChimp_Widget extends WP_Widget {

		/**
		 * Register widget with WordPress.
		 *
		 * @since 1.0.0
		 */
		public function __construct() {
			parent::__construct(
				'ocean_mailchimp',
				esc_html__( '&raquo; MailChimp', 'ocean-extra' ),
				array(
					'classname'                   => 'widget-oceanwp-mailchimp mailchimp-widget',
					'description'                 => esc_html__( 'Displays mailchimp subscription form.', 'ocean-extra' ),
					'customize_selective_refresh' => true,
				)
			);

			add_action( 'wp_enqueue_scripts', array( $this, 'ocean_extra_mailchimp_js' ) );
			add_filter( 'ocean_localize_array', array( $this, 'localize_array' ) );

			add_action( 'wp_ajax_oceanwp_mailchimp_request', array( $this, 'oceanwp_mailchimp_request_callback' ) );
			add_action( 'wp_ajax_nopriv_oceanwp_mailchimp_request', array( $this, 'oceanwp_mailchimp_request_callback' ) );
		}

		public function oceanwp_mailchimp_request_callback() {

			check_ajax_referer( 'oe_mc_nonce' );

			$api_key = get_option( 'owp_mailchimp_api_key', '' );
			$list_id = get_option( 'owp_mailchimp_list_id' );
			$email   = ( isset( $_POST['email'] ) && is_email( $_POST['email'] ) ) ? sanitize_email( $_POST['email'] ) : '';
			$status  = false;


			if ( $email && $api_key && $list_id ) {

				$apikey     = trim( $api_key );
				$dc         = explode( '-', $apikey );
				$datacenter = empty( $dc[1] ) ? 'us1' : $dc[1];
				$api_url    = esc_url( 'https://' . $datacenter . '.api.mailchimp.com/3.0/' );

				$params = array(
					'apikey'            => $apikey,
					'id'                => $list_id,
					'email_address'     => $email,
					'status'            => 'subscribed',
				);

				$url = esc_url( $api_url . 'lists/' . $list_id . '/members/' . md5(strtolower($email)) );

				$args = array(
					'method'      => 'PUT',
					'timeout'     => 30,
					'httpversion' => '1.1',
					'user-agent'  => 'OceanWP MailChimp Widget/' . esc_url( get_bloginfo( 'url' ) ),
					'headers'     => array(
						'Authorization' => 'Basic ' . base64_encode( 'user:'. $apikey ),
						'Content-Type'  => 'application/json'
					),
					'sslverify'   => apply_filters( 'ocean_oemc_ssl_verify', false),
					'body'        => wp_json_encode( $params )
				);

				$args = apply_filters( 'ocean_mailchimp_api_args', $args );

				$request = wp_remote_post( $url, $args );

				$request_code = ( is_array( $request ) ) ? $request['response']['code'] : '';

				if ( 200 === $request_code ) {
					$status = true;
				}
			}

			wp_send_json( array(
				'status' => $status
			) );
		}

		/**
		 * Front-end display of widget.
		 *
		 * @see WP_Widget::widget()
		 * @since 1.0.0
		 *
		 * @param array $args     Widget arguments.
		 * @param array $instance Saved values from database.
		 */
		public function widget( $args, $instance ) {

			wp_enqueue_script( 'oe-mailchimp-script' );

			$title                = isset( $instance['title'] ) ? apply_filters( 'widget_title', $instance['title'] ) : '';
			$subscribe_text       = isset( $instance['subscribe_text'] ) ? $instance['subscribe_text'] : '';
			$mailchimp_gdpr_label = isset( $instance['mailchimp_gdpr_label'] ) ? $instance['mailchimp_gdpr_label'] : '';
			$width                = isset( $instance['width'] ) ? $instance['width'] : '';
			$height               = isset( $instance['height'] ) ? $instance['height'] : '';
			$placeholder          = isset( $instance['placeholder'] ) ? $instance['placeholder'] : '';
			$submit_text          = isset( $instance['submit_text'] ) ? $instance['submit_text'] : '';

			// Sanitize vars
			$width  = $width ? $width : '';
			$height = $height ? $height : '';

			// Inline style
			$form_style  = '';
			$input_style = '';
			if ( $width ) {
				$form_style .= 'width:' . esc_attr( $width ) . ';';
			}
			if ( $height ) {
				$input_style .= 'height:' . esc_attr( $height ) . ';';
			}
			if ( $form_style ) {
				$form_style = ' style="' . esc_attr( $form_style ) . '"';
			}
			if ( $input_style ) {
				$input_style = ' style="' . esc_attr( $input_style ) . '"';
			}

			// Before widget WP hook
			echo $args['before_widget'];

			// Show widget title
			if ( $title ) {
				echo $args['before_title'] . esc_html( $title ) . $args['after_title'];
			} ?>

			<div class="oceanwp-newsletter-form clr">

				<div class="oceanwp-newsletter-form-wrap">

					<?php if ( $subscribe_text ) { ?>

						<div class="oceanwp-mail-text"><?php echo do_shortcode( $subscribe_text ); ?></div>

					<?php } ?>

					<form action="" method="post" id="mc-embedded-subscribe-form" name="mc-embedded-subscribe-form" class="validate" target="_blank" novalidate<?php echo wp_kses_post( $form_style ); ?>>

						<div class="email-wrap elem-wrap">
							<input aria-label="<?php oe_lang_strings( 'oe-string-mc-email' ); ?>" type="email" placeholder="<?php echo esc_attr( $placeholder ); ?>" onfocus="if (this.value == this.defaultValue)this.value = '';" onblur="if (this.value == '')this.value = this.defaultValue;" name="EMAIL" class="required email"<?php echo wp_kses_post( $input_style ); ?>>

							<?php if ( $submit_text ) { ?>
								<button aria-label="<?php oe_lang_strings( 'oe-string-mc-submit' ); ?>" type="submit" value="" name="subscribe" class="button">
									<?php echo esc_attr( $submit_text ); ?>
								</button>
							<?php } ?>
						</div>
						<span class="email-err err-msg req" style="display:none;"><?php oe_lang_strings( 'oe-string-mc-email-req-alert' ); ?></span>
						<span class="email-err err-msg not-valid" style="display:none;"><?php oe_lang_strings( 'oe-string-mc-email-inv-alert' ); ?></span>

						<?php if ( $mailchimp_gdpr_label ) { ?>
							<div class="gdpr-wrap elem-wrap">
								<label><input aria-required="true" type="checkbox" name="GDPR" value="1" class="gdpr required"><?php echo $mailchimp_gdpr_label; ?></label>
								<span class="gdpr-err err-msg" style="display:none;"><?php oe_lang_strings( 'oe-string-mc-gdpr-check' ); ?></span>
							</div>
						<?php } ?>

						<div class="success res-msg" style="display:none;"><?php oe_lang_strings( 'oe-string-mc-msg-succ' ); ?></div>
						<div class="failed  res-msg" style="display:none;"><?php oe_lang_strings( 'oe-string-mc-msg-fail' ); ?></div>
					</form>

				</div><!--.oceanwp-newsletter-form-wrap-->

			</div><!-- .oceanwp-newsletter-form -->

			<?php
			// After widget WP hook
			echo $args['after_widget'];
		}

		/**
		 * Sanitize widget form values as they are saved.
		 *
		 * @see WP_Widget::update()
		 * @since 1.0.0
		 *
		 * @param array $new_instance Values just sent to be saved.
		 * @param array $old_instance Previously saved values from database.
		 *
		 * @return array Updated safe values to be saved.
		 */
		public function update( $new_instance, $old_instance ) {
			$instance                         = $old_instance;
			$instance['title']                = ! empty( $new_instance['title'] ) ? strip_tags( $new_instance['title'] ) : '';
			$instance['subscribe_text']       = ! empty( $new_instance['subscribe_text'] ) ? strip_tags( $new_instance['subscribe_text'] ) : '';
			$instance['mailchimp_gdpr_label'] = ! empty( $new_instance['mailchimp_gdpr_label'] ) ? strip_tags( $new_instance['mailchimp_gdpr_label'] ) : '';
			$instance['width']                = ! empty( $new_instance['width'] ) ? strip_tags( $new_instance['width'] ) : '';
			$instance['height']               = ! empty( $new_instance['height'] ) ? strip_tags( $new_instance['height'] ) : '';
			$instance['placeholder']          = ! empty( $new_instance['placeholder'] ) ? strip_tags( $new_instance['placeholder'] ) : '';
			$instance['submit_text']          = ! empty( $new_instance['submit_text'] ) ? strip_tags( $new_instance['submit_text'] ) : '';
			return $instance;
		}

		/**
		 * Back-end widget form.
		 *
		 * @see WP_Widget::form()
		 * @since 1.0.0
		 *
		 * @param array $instance Previously saved values from database.
		 */
		public function form( $instance ) {

			// Parse arguments
			$instance = wp_parse_args(
				(array) $instance,
				array(
					'title'                => esc_attr__( 'Newsletter', 'ocean-extra' ),
					'subscribe_text'       => esc_html__( 'Get all latest content delivered to your email a few times a month. Updates and news about all categories will send to you.', 'ocean-extra' ),
					'mailchimp_gdpr_label' => esc_attr__( 'Accept GDPR Terms', 'ocean-extra' ),
					'width'                => '',
					'height'               => '',
					'placeholder'          => esc_html__( 'Your Email', 'ocean-extra' ),
					'submit_text'          => esc_html__( 'Go', 'ocean-extra' ),
				)
			);

			// If no API KEy and List ID
			if ( ! get_option( 'owp_mailchimp_api_key' )
				|| ! get_option( 'owp_mailchimp_list_id' ) ) {
				?>
				<p>
					<?php
					echo sprintf(
						__( 'You need to set your Api Key & List Id on the %1$ssettings page%2$s', 'ocean-extra' ),
						'<a href="' . add_query_arg( array( 'page' => 'oceanwp#integration' ), esc_url( admin_url( 'admin.php' ) ) ) . '" target="_blank">',
						'</a>'
					);
					?>
				</p>
			<?php } ?>

			<p>
				<label for="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>"><?php esc_html_e( 'Title', 'ocean-extra' ); ?>:</label>
				<input class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'title' ) ); ?>" type="text" value="<?php echo esc_attr( $instance['title'] ); ?>" />
			</p>

			<p>
				<label for="<?php echo esc_attr( $this->get_field_id( 'subscribe_text' ) ); ?>">
					<?php esc_html_e( 'Text', 'ocean-extra' ); ?></label>
				<textarea rows="15" id="<?php echo esc_attr( $this->get_field_id( 'subscribe_text' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'subscribe_text' ) ); ?>" class="widefat" style="height: 100px;">
					<?php
					if ( ! empty( $instance['subscribe_text'] ) ) {
						echo esc_textarea( $instance['subscribe_text'] );
					}
					?>
				</textarea>
			</p>

			<p>
				<label for="<?php echo esc_attr( $this->get_field_id( 'mailchimp_gdpr_label' ) ); ?>"><?php esc_html_e( 'GDPR Field Label', 'ocean-extra' ); ?></label>
				<input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'mailchimp_gdpr_label' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'mailchimp_gdpr_label' ) ); ?>" type="text" value="<?php echo esc_attr( $instance['mailchimp_gdpr_label'] ); ?>" />
			</p>

			<p>
				<label for="<?php echo esc_attr( $this->get_field_id( 'width' ) ); ?>"><?php esc_html_e( 'Input Width (px)', 'ocean-extra' ); ?></label>
				<input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'width' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'width' ) ); ?>" type="text" value="<?php echo esc_attr( $instance['width'] ); ?>" />
			</p>

			<p>
				<label for="<?php echo esc_attr( $this->get_field_id( 'height' ) ); ?>"><?php esc_html_e( 'Input Height (px)', 'ocean-extra' ); ?></label>
				<input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'height' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'height' ) ); ?>" type="text" value="<?php echo esc_attr( $instance['height'] ); ?>" />
			</p>

			<p>
				<label for="<?php echo esc_attr( $this->get_field_id( 'placeholder' ) ); ?>"><?php esc_html_e( 'Placeholder', 'ocean-extra' ); ?></label>
				<input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'placeholder' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'placeholder' ) ); ?>" type="text" value="<?php echo esc_attr( $instance['placeholder'] ); ?>" />
			</p>

			<p>
				<label for="<?php echo esc_attr( $this->get_field_id( 'submit_text' ) ); ?>"><?php esc_html_e( 'Submit Text', 'ocean-extra' ); ?></label>
				<input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'submit_text' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'submit_text' ) ); ?>" type="text" value="<?php echo esc_attr( $instance['submit_text'] ); ?>" />
			</p>

			<?php
		}

		/**
		 * Upload the Javascripts for mailchimp
		 */
		public function ocean_extra_mailchimp_js() {
			// Load only if the widget is used
			wp_register_script( 'oe-mailchimp-script', OE_URL . 'includes/widgets/js/mailchimp.min.js', array( 'jquery' ), false, true );
		}

		/**
		 * Localize array.
		 */
		public function localize_array( $array ) {
			$array['ajax_url'] = admin_url( 'admin-ajax.php' );
			$array['oe_mc_wpnonce'] = wp_create_nonce( 'oe_mc_nonce' );
			return $array;
		}

	}

}
register_widget( 'Ocean_Extra_MailChimp_Widget' );