lp-restrictions-transients.php

<?php

// 1. content_matches_restriction_exceptions

public function content_matches_restriction_exceptions() {

	$cache_key = 'lp_restriction_exception_' . $this->post_id;

	if ( false === ( $match = get_transient('restriction_exception_' . $this->post_id ) ) ) {

		$match    = false;
		$settings = get_leaky_paywall_settings();

		$category_exceptions    = $settings['post_category_exceptions'];
		$category_exception_ids = explode(',', $category_exceptions);

		if (! empty($category_exception_ids)) {
			$post_categories = get_the_category($this->post_id);

			foreach ($post_categories as $cat) {
				if (in_array($cat->term_id, $category_exception_ids)) {
					$match = true;
				}
			}
		}

		$tag_exceptions    = $settings['post_tag_exceptions'];
		$tag_exception_ids = explode(',', $tag_exceptions);

		if (! empty($tag_exception_ids)) {
			$post_tag = get_the_tags($this->post_id);

			if (is_array($post_tag)) {
				foreach ($post_tag as $tag) {
					if (in_array($tag->term_id, $tag_exception_ids)) {
						$match = true;
					}
				}
			}
		}

		set_transient($cache_key, $match, 900);
	}

	return $match;
}


// 2. content_restricted_by_settings


public function content_restricted_by_settings() {

	$cache_key = 'lp_restricted_' . $this->post_id;

	if ( false === ( $is_restricted = get_transient($cache_key))) {

		set_transient($cache_key, false, 900); // default to false

		$restrictions = $this->get_restriction_settings();

		if (empty($restrictions)) {
			set_transient($cache_key, false, 900);
		} else {
			$content_post_type = get_post_type($this->post_id);

			foreach ($restrictions['post_types'] as $key => $restriction) {

				if (! is_numeric($key)) {
					continue;
				}

				$restriction_taxomony = isset($restriction['taxonomy']) ? $restriction['taxonomy'] : 'all';

				if ($restriction['post_type'] === $content_post_type && 'all' === $restriction_taxomony) {
					set_transient($cache_key, true, 900);
					return true;
				}

				if ($restriction['post_type'] === $content_post_type && $this->content_taxonomy_matches($restriction_taxomony)) {
					set_transient($cache_key, false, 900);
					return true;
				}
			}
		}

	}

	return $is_restricted;

}