init

wp-content/plugins/mailpoet/lib/AutomaticEmails/AutomaticEmails.php

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+<?php // phpcs:ignore SlevomatCodingStandard.TypeHints.DeclareStrictTypes.DeclareStrictTypesMissing
+
+namespace MailPoet\AutomaticEmails;
+
+if (!defined('ABSPATH')) exit;
+
+
+use MailPoet\WP\Functions as WPFunctions;
+
+class AutomaticEmails {
+  const FILTER_PREFIX = 'mailpoet_automatic_email_';
+
+  /** @var WPFunctions */
+  private $wp;
+
+  /** @var array|null */
+  private $automaticEmails;
+
+  /** @var AutomaticEmailFactory */
+  private $automaticEmailFactory;
+
+  public function __construct(
+    WPFunctions $wp,
+    AutomaticEmailFactory $automaticEmailFactory
+  ) {
+    $this->wp = $wp;
+    $this->automaticEmailFactory = $automaticEmailFactory;
+  }
+
+  public function init() {
+    $instance = $this->automaticEmailFactory->createWooCommerceEmail();
+    $instance->init();
+  }
+
+  public function getAutomaticEmails() {
+    global $wp_filter; // phpcs:ignore Squiz.NamingConventions.ValidVariableName.MemberNotCamelCaps
+
+    if ($this->automaticEmails) {
+      return $this->automaticEmails;
+    }
+
+    // phpcs:ignore Squiz.NamingConventions.ValidVariableName.MemberNotCamelCaps
+    $registeredGroups = preg_grep('!^' . self::FILTER_PREFIX . '(.*?)$!', array_keys($wp_filter));
+
+    if (empty($registeredGroups)) return null;
+
+    $automaticEmails = [];
+    foreach ($registeredGroups as $group) {
+      $automaticEmail = $this->wp->applyFilters($group, []);
+
+      if (
+        !$this->validateAutomaticEmailDataFields($automaticEmail) ||
+        !$this->validateAutomaticEmailEventsDataFields($automaticEmail['events'])
+      ) {
+        continue;
+      }
+
+      // keys associative events array by slug
+      $automaticEmail['events'] = array_column($automaticEmail['events'], null, 'slug');
+      // keys associative automatic email array by slug
+      $automaticEmails[$automaticEmail['slug']] = $automaticEmail;
+    }
+
+    $this->automaticEmails = $automaticEmails;
+
+    return $automaticEmails;
+  }
+
+  public function getAutomaticEmailBySlug($emailSlug) {
+    $automaticEmails = $this->getAutomaticEmails();
+
+    if (empty($automaticEmails)) return null;
+
+    foreach ($automaticEmails as $email) {
+      if (!empty($email['slug']) && $email['slug'] === $emailSlug) return $email;
+    }
+
+    return null;
+  }
+
+  public function getAutomaticEmailEventBySlug($emailSlug, $eventSlug) {
+    $automaticEmail = $this->getAutomaticEmailBySlug($emailSlug);
+
+    if (empty($automaticEmail)) return null;
+
+    foreach ($automaticEmail['events'] as $event) {
+      if (!empty($event['slug']) && $event['slug'] === $eventSlug) return $event;
+    }
+
+    return null;
+  }
+
+  public function validateAutomaticEmailDataFields(array $automaticEmail) {
+    $requiredFields = [
+      'slug',
+      'title',
+      'description',
+      'events',
+    ];
+
+    foreach ($requiredFields as $field) {
+      if (empty($automaticEmail[$field])) return false;
+    }
+
+    return true;
+  }
+
+  public function validateAutomaticEmailEventsDataFields(array $automaticEmailEvents) {
+    $requiredFields = [
+      'slug',
+      'title',
+      'description',
+      'listingScheduleDisplayText',
+    ];
+
+    foreach ($automaticEmailEvents as $event) {
+      $validEvent = array_diff($requiredFields, array_keys($event));
+      if (!empty($validEvent)) return false;
+    }
+
+    return true;
+  }
+
+  public function unregisterAutomaticEmails() {
+    global $wp_filter; // phpcs:ignore Squiz.NamingConventions.ValidVariableName.MemberNotCamelCaps
+
+    // phpcs:ignore Squiz.NamingConventions.ValidVariableName.MemberNotCamelCaps
+    $registeredGroups = preg_grep('!^' . self::FILTER_PREFIX . '(.*?)$!', array_keys($wp_filter));
+
+    if (empty($registeredGroups)) return null;
+
+    $self = $this;
+    array_map(function($group) use($self) {
+      $self->wp->removeAllFilters($group);
+    }, $registeredGroups);
+
+    $this->automaticEmails = null;
+  }
+}