gutenberg / lib / demo.php

demo.php in Gutenberg 12.1.0, 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	function gutenberg_redirect_demo() {
16	global $pagenow;
17
18	if ( 'admin.php' === $pagenow && isset( $_GET['page'] ) && 'gutenberg' === $_GET['page'] ) {
19	wp_safe_redirect( admin_url( 'post-new.php?gutenberg-demo' ) );
20	exit;
21	}
22	}
23	add_action( 'admin_init', 'gutenberg_redirect_demo' );
24
25	/**
26	* Assigns the default content for the Gutenberg demo post.
27	*
28	* @param string $content Default post content.
29	*
30	* @return string Demo content if creating a new Gutenberg demo post, or the
31	* default content otherwise.
32	*/
33	function gutenberg_default_demo_content( $content ) {
34	$is_demo = isset( $_GET['gutenberg-demo'] );
35
36	if ( $is_demo ) {
37	// Prepopulate with some test content in demo.
38	ob_start();
39	include gutenberg_dir_path() . 'post-content.php';
40	return ob_get_clean();
41	}
42
43	return $content;
44	}
45	add_filter( 'default_content', 'gutenberg_default_demo_content' );
46
47	/**
48	* Assigns the default title for the Gutenberg demo post.
49	*
50	* @param string $title Default post title.
51	*
52	* @return string Demo title if creating a new Gutenberg demo post, or the
53	* default title otherwise.
54	*/
55	function gutenberg_default_demo_title( $title ) {
56	$is_demo = isset( $_GET['gutenberg-demo'] );
57
58	if ( $is_demo ) {
59	return __( 'Welcome to the Gutenberg Editor', 'gutenberg' );
60	}
61
62	return $title;
63	}
64	add_filter( 'default_title', 'gutenberg_default_demo_title' );
65