# gutenberg/7.4.0/lib/compat.php

Gutenberg, version 7.4.0. 50 lines.

- Page: https://pluginprobe.com/plugins/gutenberg/7.4.0/code/lib/compat.php
- Raw: https://pluginprobe.com/plugins/gutenberg/7.4.0/raw/lib/compat.php
- Modified: 2020-02-05T17:30:30+00:00

Line numbers below start at 1. Link to a line or a range by appending a fragment to the
page URL, for example `https://pluginprobe.com/plugins/gutenberg/7.4.0/code/lib/compat.php#L10-L20`.

```php
<?php
/**
 * Temporary compatibility shims for features present in Gutenberg, pending
 * upstream commit to the WordPress core source repository. Functions here
 * exist only as long as necessary for corresponding WordPress support, and
 * each should be associated with a Trac ticket.
 *
 * @package gutenberg
 */

/**
 * Filters allowed CSS attributes to include `flex-basis`, included in saved
 * markup of the Column block.
 *
 * This can be removed when plugin support requires WordPress 5.3.0+.
 *
 * @see https://core.trac.wordpress.org/ticket/47281
 * @see https://core.trac.wordpress.org/changeset/45363
 *
 * @since 5.7.0
 *
 * @param string[] $attr Array of allowed CSS attributes.
 *
 * @return string[] Filtered array of allowed CSS attributes.
 */
function gutenberg_safe_style_css_column_flex_basis( $attr ) {
	$attr[] = 'flex-basis';

	return $attr;
}
add_filter( 'safe_style_css', 'gutenberg_safe_style_css_column_flex_basis' );

/**
 * Sets the current post for usage in template blocks.
 *
 * @return WP_Post|null The post if any, or null otherwise.
 */
function gutenberg_get_post_from_context() {
	// TODO: Without this temporary fix, an infinite loop can occur where
	// posts with post content blocks render themselves recursively.
	if ( is_admin() || defined( 'REST_REQUEST' ) ) {
		return null;
	}
	if ( ! in_the_loop() ) {
		rewind_posts();
		the_post();
	}
	return get_post();
}

```