Add upstream

wp-content/plugins/jetpack/modules/theme-tools/site-logo/inc/compat.php

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+<?php
+/**
+ * Functions for maintaining backwards compatibility with unprefixed template tags from the original Site Logo plugin.
+ * These should never be used in themes; instead, use the template tags in functions.php.
+ * See: https://github.com/Automattic/jetpack/pull/956
+ *
+ * @package Jetpack
+ */
+
+if ( ! function_exists( 'the_site_logo' ) ) :
+	/**
+	 * Unprefixed, backwards-compatible function for outputting the site logo.
+	 *
+	 * @uses jetpack_the_site_logo()
+	 */
+	function the_site_logo() {
+		jetpack_the_site_logo();
+	}
+endif;
+
+if ( ! function_exists( 'has_site_logo' ) ) :
+	/**
+	 * Unprefixed, backwards-compatible function for determining if a site logo has been set.
+	 *
+	 * @uses   jetpack_has_site_logo()
+	 * @return bool True if a site logo is set, false otherwise.
+	 */
+	function has_site_logo() {
+		return jetpack_has_site_logo();
+	}
+endif;
+
+if ( ! function_exists( 'get_site_logo' ) ) :
+	/**
+	 * Unprefixed, backwards-compatible function for getting either the site logo's image URL or its ID.
+	 *
+	 * @param  string $show Return the site logo URL or ID.
+	 * @uses   jetpack_get_site_logo()
+	 * @return string Site logo ID or URL (the default).
+	 */
+	function get_site_logo( $show = 'url' ) {
+		return jetpack_get_site_logo( $show );
+	}
+endif;