298 lines
6.7 KiB
PHP
298 lines
6.7 KiB
PHP
<?php
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/**
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* Email Summary Blurb Class.
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*
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* @package EDD
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* @subpackage Emails
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* @copyright Copyright (c) 2022, Easy Digital Downloads, LLC
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* @license http://opensource.org/licenses/gpl-2.0.php GNU Public License
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* @since 3.1
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*/
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// Exit if accessed directly.
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defined( 'ABSPATH' ) || exit;
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use \EDD\Utils\EnvironmentChecker;
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/**
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* EDD_Email_Summary_Blurb Class.
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*
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* Takes care of fetching the available blurbs and determines
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* which blurb meets the conditions and is next to be sent.
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*
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* @since 3.1
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*/
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class EDD_Email_Summary_Blurb {
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/**
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* URL of the endpoint for the blurbs JSON.
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*
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* @since 3.1
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*
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* @const string
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*/
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const BLURBS_ENDPOINT_URL = 'https://plugin.easydigitaldownloads.com/wp-content/summaries.json';
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/**
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* Environment Checker class.
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*
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* @var EnvironmentChecker
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*/
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protected $environment_checker;
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/**
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* Class constructor.
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*
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* @since 3.1
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*/
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public function __construct() {
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// Load plugin.php so that we can use is_plugin_active().
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require_once ABSPATH . 'wp-admin/includes/plugin.php';
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$this->environment_checker = new EnvironmentChecker();
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}
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/**
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* Fetch all blurbs from remote endpoint.
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*
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* @since 3.1
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*
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* @return array
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*/
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public function fetch_blurbs() {
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$blurbs = array();
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$request_body = false;
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$request = wp_safe_remote_get( self::BLURBS_ENDPOINT_URL );
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// @todo - Detect first response code, before redirect!
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if ( ! is_wp_error( $request ) && 200 === wp_remote_retrieve_response_code( $request ) ) {
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$request_body = wp_remote_retrieve_body( $request );
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$blurbs = json_decode( $request_body, true );
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}
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if ( empty( $request_body ) ) {
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// HTTP Request for blurbs is empty, fallback to local .json file.
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$fallback_json = wp_json_file_decode( EDD_PLUGIN_DIR . 'includes/admin/promos/email-summary/blurbs.json', array( 'associative' => true ) );
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if ( ! empty( $fallback_json ) ) {
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$blurbs = $fallback_json;
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}
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}
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return $blurbs;
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}
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/**
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* Get the next blurb that can be sent.
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*
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* @since 3.1
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*
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* @return array
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*/
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public function get_next() {
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$all_data = $this->fetch_blurbs();
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$blurbs = array();
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$blurbs_sent = get_option( 'email_summary_blurbs_sent', array() );
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$next_blurb = false;
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if ( empty( $all_data['blurbs'] ) ) {
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return false;
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}
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// Loop through the fetched blurbs and filter out all that meet the conditions.
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foreach ( $all_data['blurbs'] as $key => $blurb ) {
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if ( $this->does_blurb_meet_conditions( $blurb ) ) {
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$blurbs[] = $blurb;
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}
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}
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// Find first blurb that was not yet sent.
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foreach ( $blurbs as $blurb ) {
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$blurb_hash = $this->get_blurb_hash( $blurb );
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if ( is_array( $blurbs_sent ) && ! in_array( $blurb_hash, $blurbs_sent, true ) ) {
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$next_blurb = $blurb;
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break;
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}
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}
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// If all of the available blurbs were already sent out, choose random blurb.
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if ( ! $next_blurb && ! empty( $blurbs ) ) {
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$next_blurb = $blurbs[ array_rand( $blurbs ) ];
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}
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return $next_blurb;
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}
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/**
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* Save blurb as sent to the options.
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*
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* @since 3.1
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*
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* @param array $blurb Blurb data.
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* @return void
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*/
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public function mark_blurb_sent( $blurb ) {
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$blurbs_sent = get_option( 'email_summary_blurbs_sent', array() );
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if ( ! empty( $blurb ) ) {
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$blurb_hash = $this->get_blurb_hash( $blurb );
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if ( ! in_array( $blurb_hash, $blurbs_sent, true ) ) {
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$blurbs_sent[] = $blurb_hash;
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}
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}
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update_option( 'email_summary_blurbs_sent', $blurbs_sent );
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}
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/**
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* Hash blurb array
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*
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* @since 3.1
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*
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* @param array $blurb Blurb data.
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* @return string MD5 hashed blurb.
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*/
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public function get_blurb_hash( $blurb ) {
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if ( empty( $blurb ) ) {
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return false;
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}
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// We want to sort the array, so that we can get reliable hash everytime even if array properties order changed.
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array_multisort( $blurb );
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return md5( wp_json_encode( $blurb ) );
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}
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/**
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* Check if store pass matches the condition from the blurb.
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*
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* @since 3.1
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*
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* @param string $condition Pass details.
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* @return bool
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*/
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public function check_blurb_current_pass( $condition ) {
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return $this->environment_checker->meetsCondition( $condition );
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}
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/**
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* Check if store has all requested plugins active.
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*
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* @since 3.1
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*
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* @param array $active_plugins An array of plugins that all need to be active.
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* @return bool
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*/
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public function check_blurb_active_plugins( $active_plugins ) {
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foreach ( $active_plugins as $plugin_name ) {
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if ( ! is_plugin_active( $plugin_name ) ) {
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return false;
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}
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}
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return true;
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}
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/**
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* Check if store has certain plugins inactive.
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*
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* @since 3.1
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*
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* @param array $inactive_plugins An array of plugins that needs to be inactive.
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* @return bool
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*/
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public function check_blurb_inactive_plugins( $inactive_plugins ) {
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foreach ( $inactive_plugins as $plugin_name ) {
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if ( is_plugin_active( $plugin_name ) ) {
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return false;
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}
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}
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return true;
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}
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/**
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* Check if store has specific products/downloads active.
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*
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* @since 3.1
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*
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* @param array $conditions An array of predefined conditions.
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* @return bool
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*/
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public function check_blurb_has_downloads( $conditions ) {
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foreach ( $conditions as $condition_name ) {
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// Check if store has any products that are free.
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if ( 'free' === $condition_name ) {
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$args = array(
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'post_type' => 'download',
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'posts_per_page' => 1,
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'fields' => 'ids',
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'no_found_rows' => true,
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'meta_query' => array(
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array(
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'key' => 'edd_price',
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'value' => '0.00',
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),
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),
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);
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$downloads = new WP_Query( $args );
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if ( 0 === $downloads->post_count ) {
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return false;
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}
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}
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}
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return true;
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}
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/**
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* Check if blurb meets conditions.
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*
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* @since 3.1
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*
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* @param array $blurb Blurb data.
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* @return bool
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*/
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public function does_blurb_meet_conditions( $blurb ) {
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if ( isset( $blurb['conditions'] ) && ! empty( $blurb['conditions'] ) ) {
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foreach ( $blurb['conditions'] as $condition_name => $condition ) {
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if ( empty( $condition ) ) {
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continue;
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}
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// Pass check.
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if ( 'current_pass' === $condition_name ) {
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if ( ! $this->check_blurb_current_pass( $condition ) ) {
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return false;
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}
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}
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// Active plugins check.
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if ( 'active_plugins' === $condition_name ) {
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if ( ! $this->check_blurb_active_plugins( $condition ) ) {
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return false;
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}
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}
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// Inactive plugins check.
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if ( 'inactive_plugins' === $condition_name ) {
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if ( ! $this->check_blurb_inactive_plugins( $condition ) ) {
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return false;
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}
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}
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// Check for specific product/downloads.
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if ( 'has_downloads' === $condition_name ) {
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if ( ! $this->check_blurb_has_downloads( $condition ) ) {
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return false;
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}
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}
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}
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}
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return true;
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}
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}
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