Initial Commit

inc/functions/pages.php

@@ -0,0 +1,145 @@
+<?php
+/**
+ * Pages Functions
+ *
+ * @package WP_Ultimo\Functions
+ * @since   2.0.11
+ */
+
+// Exit if accessed directly
+defined('ABSPATH') || exit;
+
+/**
+ * Guess the id of the registration page.
+ *
+ * @since 2.1.0
+ * @return int|false
+ */
+function wu_guess_registration_page() {
+
+	return wu_switch_blog_and_run(function() {
+
+		$saved_register_page_id = wu_get_setting('default_registration_page', 0);
+
+		$page = get_post($saved_register_page_id);
+
+		if ($page) {
+
+			return $page->ID;
+
+		}
+
+		$maybe_register_page = get_page_by_path('register');
+
+		if ($maybe_register_page && has_shortcode($maybe_register_page->post_content, 'wu_checkout') && $maybe_register_page->post_status === 'publish') {
+
+			wu_save_setting('default_registration_page', $maybe_register_page->ID);
+
+			function_exists('flush_rewrite_rules') && flush_rewrite_rules(true);
+
+			return $maybe_register_page->ID;
+
+		}
+
+		return false;
+
+	});
+
+} // end wu_guess_registration_page;
+
+/**
+ * Checks if the current post is a registration page.
+ *
+ * @since 2.0.0
+ * @return boolean
+ */
+function wu_is_registration_page() {
+
+	/** @var \WP_Post|null $post */
+	global $post;
+
+	if (!is_main_site()) {
+
+		return false;
+
+	} // end if;
+
+	if (!is_a($post, '\WP_Post')) {
+
+		return false;
+
+	} // end if;
+
+	return absint(wu_guess_registration_page()) === $post->ID;
+
+} // end wu_is_registration_page;
+
+/**
+ * Checks if the current post is a update page.
+ *
+ * @since 2.0.21
+ * @return boolean
+ */
+function wu_is_update_page() {
+
+	global $post;
+
+	if (!is_main_site()) {
+
+		return false;
+
+	} // end if;
+
+	if (!is_a($post, '\WP_Post')) {
+
+		return false;
+
+	} // end if;
+
+	return absint(wu_get_setting('default_update_page', 0)) === $post->ID;
+
+} // end wu_is_update_page;
+
+/**
+ * Checks if the current post is a new site page.
+ *
+ * @since 2.0.21
+ * @return boolean
+ */
+function wu_is_new_site_page() {
+
+	global $post;
+
+	if (!is_main_site()) {
+
+		return false;
+
+	} // end if;
+
+	if (!is_a($post, '\WP_Post')) {
+
+		return false;
+
+	} // end if;
+
+	return absint(wu_get_setting('default_new_site_page', 0)) === $post->ID;
+
+} // end wu_is_new_site_page;
+
+/**
+ * Checks if the current page is a login page.
+ *
+ * @since 2.0.11
+ * @return bool
+ */
+function wu_is_login_page() {
+
+	global $pagenow;
+
+	$is_login_element_present = \WP_Ultimo\UI\Login_Form_Element::get_instance()->is_actually_loaded();
+
+	$is_default_wp_login = $pagenow === 'wp-login.php';
+
+	return $is_login_element_present || $is_default_wp_login;
+
+} // end wu_is_login_page;