gutenberg / lib / demo.php

demo.php in Gutenberg 22.3.0, at lib/demo.php

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1	<?php
2	/**
3	* Supports for populating the Gutenberg demo content new post.
4	*
5	* @package gutenberg
6	*/
7
8	if ( ! defined( 'ABSPATH' ) ) {
9	die( 'Silence is golden.' );
10	}
11
12	/**
13	* Redirects the demo page to edit a new post.
14	*
15	* @global string $pagenow The name of the current admin page being viewed.
16	*/
17	function gutenberg_redirect_demo() {
18	global $pagenow;
19
20	if ( 'admin.php' === $pagenow && isset( $_GET['page'] ) && 'gutenberg' === $_GET['page'] ) {
21	wp_safe_redirect( admin_url( 'post-new.php?gutenberg-demo' ) );
22	exit;
23	}
24	}
25	add_action( 'admin_init', 'gutenberg_redirect_demo' );
26
27	/**
28	* Assigns the default content for the Gutenberg demo post.
29	*
30	* @param string $content Default post content.
31	*
32	* @return string Demo content if creating a new Gutenberg demo post, or the
33	* default content otherwise.
34	*/
35	function gutenberg_default_demo_content( $content ) {
36	$is_demo = isset( $_GET['gutenberg-demo'] );
37
38	if ( $is_demo ) {
39	// Prepopulate with some test content in demo.
40	ob_start();
41	include gutenberg_dir_path() . 'post-content.php';
42	return ob_get_clean();
43	}
44
45	return $content;
46	}
47	add_filter( 'default_content', 'gutenberg_default_demo_content' );
48
49	/**
50	* Assigns the default title for the Gutenberg demo post.
51	*
52	* @param string $title Default post title.
53	*
54	* @return string Demo title if creating a new Gutenberg demo post, or the
55	* default title otherwise.
56	*/
57	function gutenberg_default_demo_title( $title ) {
58	$is_demo = isset( $_GET['gutenberg-demo'] );
59
60	if ( $is_demo ) {
61	return __( 'Welcome to the Gutenberg Editor', 'gutenberg' );
62	}
63
64	return $title;
65	}
66	add_filter( 'default_title', 'gutenberg_default_demo_title' );
67