polylang / include / links-domain.php

links-domain.php in Polylang 2.7, at include/links-domain.php

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1	<?php
2
3	/**
4	* Links model for use when using one domain per language
5	* for example mysite.com/sth and mysite.fr/qqch
6	* implements the "links_model interface"
7	*
8	* @since 1.2
9	*/
10	class PLL_Links_Domain extends PLL_Links_Abstract_Domain {
11
12	/**
13	* Constructor
14	*
15	* @since 1.8
16	*
17	* @param object $model PLL_Model instance
18	*/
19	public function __construct( &$model ) {
20	parent::__construct( $model );
21
22	$this->hosts = $this->get_hosts();
23
24	// Filter the site url ( mainly to get the correct login form )
25	add_filter( 'site_url', array( $this, 'site_url' ) );
26	}
27
28
29	/**
30	* Adds the language code in url
31	* links_model interface
32	*
33	* @since 1.2
34	*
35	* @param string $url url to modify
36	* @param object $lang language
37	* @return string modified url
38	*/
39	public function add_language_to_link( $url, $lang ) {
40	if ( ! empty( $lang ) && ! empty( $this->hosts[ $lang->slug ] ) ) {
41	$url = preg_replace( '#://(' . wp_parse_url( $this->home, PHP_URL_HOST ) . ')($\|/.*)#', '://' . $this->hosts[ $lang->slug ] . '$2', $url );
42	}
43	return $url;
44	}
45
46	/**
47	* Returns the url without language code
48	* links_model interface
49	*
50	* @since 1.2
51	*
52	* @param string $url url to modify
53	* @return string modified url
54	*/
55	public function remove_language_from_link( $url ) {
56	if ( ! empty( $this->hosts ) ) {
57	$url = preg_replace( '#://(' . implode( '\|', $this->hosts ) . ')($\|/.*)#', '://' . wp_parse_url( $this->home, PHP_URL_HOST ) . '$2', $url );
58	}
59	return $url;
60	}
61
62	/**
63	* Returns the home url
64	* links_model interface
65	*
66	* @since 1.3.1
67	*
68	* @param object $lang PLL_Language object
69	* @return string
70	*/
71	public function home_url( $lang ) {
72	return trailingslashit( empty( $this->options['domains'][ $lang->slug ] ) ? $this->home : $this->options['domains'][ $lang->slug ] );
73	}
74
75	/**
76	* Get hosts managed on the website
77	*
78	* @since 1.5
79	*
80	* @return array list of hosts
81	*/
82	public function get_hosts() {
83	$hosts = array();
84	foreach ( $this->options['domains'] as $lang => $domain ) {
85	$host = wp_parse_url( $domain, PHP_URL_HOST );
86	// The use of the constant is mandatory in PHP 7.2 and PHP 7.3 to avoid a deprecated notice.
87	$hosts[ $lang ] = defined( 'INTL_IDNA_VARIANT_UTS46' ) ? idn_to_ascii( $host, 0, INTL_IDNA_VARIANT_UTS46 ) : idn_to_ascii( $host );
88	}
89
90	return $hosts;
91	}
92	}
93