docs/functions/docpress-make-absolute-urls.php at 3f03e072d28dca10478f4b7cd138192dfa5bc30f · wptide/docs · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
<?php

/**
 * Convert relative URLs in the given HTML content to absolute URLs.
 *
 * @param string $file_contents The HTML content with potential relative URLs.
 * @return string The modified HTML content with absolute URLs.
 */
function docpress_make_absolute_urls( $file_contents ) {
	$file_iterator = new RecursiveIteratorIterator( new RecursiveDirectoryIterator( DOCS_PATH . '/' ) );

	$all_files = array_filter(
		iterator_to_array( $file_iterator ),
		function ( $file ) {
			return $file->isFile() && 'html' === pathinfo( $file, PATHINFO_EXTENSION );
		}
	);

	$relative_paths = array_map(
		function ( $file ) {
			$path = str_replace( DOCS_PATH . '/', '', $file );
			if ( $path ) {
				return $path;
			}
		},
		array_keys( $all_files )
	);

	$href_match = array_map(
		function ( $file ) {
			return 'href="' . $file . '"';
		},
		$relative_paths
	);

	$href_replace = array_map(
		function ( $file ) {
			return 'href="' . site_url() . '/' . str_replace( array( '/index.html', 'index.html', '.html', '/index' ), '', $file ) . '"';
		},
		$relative_paths
	);

	$parts = explode( '/', get_current_url() );
	$files = array(
		'contributing',
		'help',
		'local-development',
	);

	// Links.
	$content = str_replace( $href_match, $href_replace, $file_contents ); // replace all relative href file matches with absolute urls and remove .html & index
	if ( in_array( end( $parts ), $files, true ) ) {
		$content = preg_replace( '#href="(?!\/|https?:\/\/|mailto:|\#)(.*)"#im', 'href="' . site_url() . '/$1"', $content ); // replace relative links inside root level files to other root level files
	}
	$content = preg_replace( '#href="(?:\.\.\/)(.+)"#im', 'href="' . site_url() . '/$1"', $content ); // replace ../
	$content = preg_replace( '#href="(.+)(?:(\/.*)\.html)"#im', 'href="$1$2"', $content ); // replace .html links
	$content = preg_replace( '#href="(.+)(\/index)"#im', 'href="$1"', $content ); // replace /index links
	$content = preg_replace( '#href="(?!mailto:)([^\/\#]+)(\#.+)*"#im', 'href="' . get_current_url() . '/$1"', $content ); // replace sibling links
	$content = preg_replace( '#href="' . site_url() . '(?:\/\/)([^"]*)"#im', 'href="' . site_url() . '/$1"', $content ); // replace path//file links

	// Images.
	$content = preg_replace( '#src="(?!https?:\/\/)(?!data:)(.+)"#im', 'src="' . DOCS_URI . '/$1"', $content ); // fix relative images
	$content = preg_replace( '#src="(.+)(?:\.\.\/)(.+)"#im', 'src="$1$2"', $content ); // replace ../

	// @todo Find a better way to fix the invalid URL coming from `docpress`.
	$content = preg_replace( '/trunk\/wordpress.org\/public\//', 'trunk/wordpress.org/public_html/', $content );

	return $content;
}