<?php
/**
 * Email access notification
 *
 * @package     Give
 * @subpackage  Classes/Emails
 * @copyright   Copyright (c) 2016, GiveWP
 * @license     https://opensource.org/licenses/gpl-license GNU Public License
 * @since       2.0
 */

// Exit if access directly.
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

if ( ! class_exists( 'Give_Email_Access_Email' ) ) :

	/**
	 * Give_Email_Access_Email
	 *
	 * @abstract
	 * @since 2.0
	 */
	class Give_Email_Access_Email extends Give_Email_Notification {
		/**
		 * Create a class instance.
		 *
		 * @access public
		 * @since  2.0
		 */
		public function init() {
			$this->load(
				array(
					'id'                           => 'email-access',
					'label'                        => __( 'Email access', 'give' ),
					'description'                  => __( 'Sent when donors request access to their donation history using only their email as verification. (See Settings > General > Access Control)', 'give' ),
					'notification_status'          => give_get_option( 'email_access', 'disabled' ),
					'form_metabox_setting'         => false,
					'notification_status_editable' => false,
					'email_tag_context'            => 'donor',
					'recipient_group_name'         => __( 'Donor', 'give' ),
					'default_email_subject'        => sprintf( __( 'Please confirm your email for %s', 'give' ), get_bloginfo( 'url' ) ),
					'default_email_message'        => $this->get_default_email_message(),
					'default_email_header'         => __( 'Confirm Email', 'give' ),
					'notices'                      => array(
						'non-notification-status-editable' => sprintf(
							'%1$s <a href="%2$s">%3$s &raquo;</a>',
							__( 'This notification is automatically toggled based on whether the email access is enabled or not.', 'give' ),
							esc_url( admin_url( 'edit.php?post_type=give_forms&page=give-settings&tab=general&section=access-control' ) ),
							__( 'Edit Setting', 'give' )
						),
					),
				)
			);

			add_filter( "give_{$this->config['id']}_email_notification", array( $this, 'setup_email_notification' ), 10, 2 );
			add_action( 'give_save_settings_give_settings', array( $this, 'set_notification_status' ), 10, 2 );
			add_filter( 'give_email_preview_header', array( $this, 'email_preview_header' ), 10, 2 );
		}

		/**
		 * Get email subject.
		 *
		 * @since  2.0
		 * @access public
		 *
		 * @param int $form_id
		 *
		 * @return string
		 */
		public function get_email_subject( $form_id = null ) {
			$subject = wp_strip_all_tags(
				Give_Email_Notification_Util::get_value(
					$this,
					Give_Email_Setting_Field::get_prefix( $this, $form_id ) . 'email_subject',
					$form_id,
					$this->config['default_email_subject']
				)
			);

			/**
			 * Filters the donation notification subject.
			 * Note: This filter will deprecate soon.
			 *
			 * @since 1.0
			 */
			$subject = apply_filters( 'give_email_access_token_subject', $subject );

			/**
			 * Filters the donation notification subject.
			 *
			 * @since 2.0
			 */
			$subject = apply_filters( "give_{$this->config['id']}_get_email_subject", $subject, $this, $form_id );

			return $subject;
		}


		/**
		 * Get email attachment.
		 *
		 * @since  2.0
		 * @access public
		 *
		 * @param int $form_id
		 *
		 * @return string
		 */
		public function get_email_message( $form_id = null ) {
			$message = Give_Email_Notification_Util::get_value(
				$this,
				Give_Email_Setting_Field::get_prefix( $this, $form_id ) . 'email_message',
				$form_id,
				$this->config['default_email_message']
			);

			/**
			 * Filter the email message
			 * Note: This filter will deprecate soon.
			 *
			 * @since 1.0
			 */
			$message = apply_filters( 'give_email_access_token_message', $message );

			/**
			 * Filter the email message
			 *
			 * @since 2.0
			 */
			$message = apply_filters( "give_{$this->config['id']}_get_default_email_message", $message, $this, $form_id );

			return $message;
		}


		/**
		 * Get email attachment.
		 *
		 * @since  2.0
		 * @access public
		 *
		 * @param int $form_id
		 * @return array
		 */
		public function get_email_attachments( $form_id = null ) {
			/**
			 * Filters the donation notification email attachments.
			 * By default, there is no attachment but plugins can hook in to provide one more multiple.
			 * Note: This filter will deprecate soon.
			 *
			 * @since 1.0
			 */
			$attachments = apply_filters( 'give_admin_donation_notification_attachments', array() );

			/**
			 * Filters the donation notification email attachments.
			 * By default, there is no attachment but plugins can hook in to provide one more multiple.
			 *
			 * @since 2.0
			 */
			$attachments = apply_filters( "give_{$this->config['id']}_get_email_attachments", $attachments, $this, $form_id );

			return $attachments;
		}


		/**
		 * Get default email message.
		 *
		 * @since  2.0
		 * @access public
		 *
		 * @return string
		 */
		public function get_default_email_message() {
			$message  = __( 'Please click the link to access your donation history on {site_url}. If you did not request this email, please contact {admin_email}.', 'give' ) . "\n\n";
			$message .= '{email_access_link}' . "\n\n";
			$message .= "\n\n";
			$message .= __( 'Sincerely,', 'give' ) . "\n";
			$message .= get_bloginfo( 'name' ) . "\n";

			/**
			 * Filter the new donation email message
			 *
			 * @since 2.0
			 *
			 * @param string $message
			 */
			return apply_filters( "give_{$this->config['id']}_get_default_email_message", $message, $this );
		}


		/**
		 * Get email header
		 *
		 * @since 2.2.1
		 * @access public
		 *
		 * @param null $form_id
		 *
		 * @return string
		 */
		public function get_email_header( $form_id = null ) {
			$subject = parent::get_email_header( $form_id );

			/**
			 * Filter the email header
			 *
			 * @since 1.0
			 */
			$subject = apply_filters( 'give_email_access_token_heading', $subject );

			return $subject;
		}


		/**
		 * Set email data
		 *
		 * @since 2.0
		 */
		public function setup_email_data() {
			/**
			 * Filters the from name.
			 * Note: This filter will deprecate soon.
			 *
			 * @since 1.0
			 */
			$from_name = apply_filters( 'give_donation_from_name', Give()->emails->get_from_name() );

			/**
			 * Filters the from email.
			 * Note: This filter will deprecate soon.
			 *
			 * @since 1.0
			 */
			$from_email = apply_filters( 'give_donation_from_address', Give()->emails->get_from_address() );

			Give()->emails->__set( 'from_name', $from_name );
			Give()->emails->__set( 'from_email', $from_email );

			/**
			 * Filters the donation notification email headers.
			 *
			 * @since 1.0
			 */
			$headers = apply_filters( 'give_admin_donation_notification_headers', Give()->emails->get_headers() );

			Give()->emails->__set( 'headers', $headers );
		}

		/**
		 * Setup email notification.
		 *
		 * @param int    $donor_id Donor ID.
		 * @param string $email    Donor Email.
		 *
		 * @since 4.16.1 Return false instead of wp_die when donor is not found.
		 * @since  2.0
		 * @access public
		 *
		 * @return bool
		 */
		public function setup_email_notification( $donor_id, $email ) {
			$donor = Give()->donors->get_donor_by( 'email', $email );

			if ( ! is_object( $donor ) || ! $donor->id ) {
				return false;
			}

			$this->recipient_email = $email;

			// Set email data.
			$this->setup_email_data();

			// Send email.
			return $this->send_email_notification(
				array(
					'donor_id' => $donor_id,
					'user_id'  => $donor->user_id,
				)
			);
		}


		/**
		 * Set notification status
		 *
		 * @since  2.0
		 * @access public
		 *
		 * @param $update_options
		 * @param $option_name
		 */
		public function set_notification_status( $update_options, $option_name ) {
			// Get updated settings.
			$update_options = give_get_settings();

			if (
				! empty( $update_options['email_access'] )
				&& ! empty( $update_options[ "{$this->config['id']}_notification" ] )
				&& $update_options['email_access'] !== $update_options[ "{$this->config['id']}_notification" ]
			) {
				$update_options[ "{$this->config['id']}_notification" ] = $update_options['email_access'];
				update_option( $option_name, $update_options, false );
			}
		}


		/**
		 * email preview header.
		 *
		 * @since  2.0
		 * @access public
		 *
		 * @param string                  $email_preview_header
		 * @param Give_Email_Access_Email $email
		 * @return string
		 */
		public function email_preview_header( $email_preview_header, $email ) {
			if ( $this->config['id'] === $email->config['id'] ) {
				$email_preview_header = '';
			}

			return $email_preview_header;
		}
	}

endif; // End class_exists check

return Give_Email_Access_Email::get_instance();
