polylang / include / links-domain.php

links-domain.php in Polylang 2.9, at include/links-domain.php

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1	<?php
2	/**
3	* @package Polylang
4	*/
5
6	/**
7	* Links model for use when using one domain per language
8	* for example mysite.com/sth and mysite.fr/qqch
9	* implements the "links_model interface"
10	*
11	* @since 1.2
12	*/
13	class PLL_Links_Domain extends PLL_Links_Abstract_Domain {
14
15	/**
16	* Constructor
17	*
18	* @since 1.8
19	*
20	* @param object $model PLL_Model instance
21	*/
22	public function __construct( &$model ) {
23	parent::__construct( $model );
24
25	$this->hosts = $this->get_hosts();
26
27	// Filter the site url ( mainly to get the correct login form )
28	add_filter( 'site_url', array( $this, 'site_url' ) );
29	}
30
31
32	/**
33	* Adds the language code in url
34	* links_model interface
35	*
36	* @since 1.2
37	*
38	* @param string $url url to modify
39	* @param object $lang language
40	* @return string modified url
41	*/
42	public function add_language_to_link( $url, $lang ) {
43	if ( ! empty( $lang ) && ! empty( $this->hosts[ $lang->slug ] ) ) {
44	$url = preg_replace( '#://(' . wp_parse_url( $this->home, PHP_URL_HOST ) . ')($\|/.*)#', '://' . $this->hosts[ $lang->slug ] . '$2', $url );
45	}
46	return $url;
47	}
48
49	/**
50	* Returns the url without language code
51	* links_model interface
52	*
53	* @since 1.2
54	*
55	* @param string $url url to modify
56	* @return string modified url
57	*/
58	public function remove_language_from_link( $url ) {
59	if ( ! empty( $this->hosts ) ) {
60	$url = preg_replace( '#://(' . implode( '\|', $this->hosts ) . ')($\|/.*)#', '://' . wp_parse_url( $this->home, PHP_URL_HOST ) . '$2', $url );
61	}
62	return $url;
63	}
64
65	/**
66	* Returns the home url
67	* links_model interface
68	*
69	* @since 1.3.1
70	*
71	* @param object $lang PLL_Language object
72	* @return string
73	*/
74	public function home_url( $lang ) {
75	return trailingslashit( empty( $this->options['domains'][ $lang->slug ] ) ? $this->home : $this->options['domains'][ $lang->slug ] );
76	}
77
78	/**
79	* Get hosts managed on the website
80	*
81	* @since 1.5
82	*
83	* @return array list of hosts
84	*/
85	public function get_hosts() {
86	$hosts = array();
87	foreach ( $this->options['domains'] as $lang => $domain ) {
88	$host = wp_parse_url( $domain, PHP_URL_HOST );
89	// idn_to_ascii is much faster than the WordPress method.
90	if ( function_exists( 'idn_to_ascii' ) ) {
91	// The use of the constant is mandatory in PHP 7.2 and PHP 7.3 to avoid a deprecated notice.
92	$hosts[ $lang ] = defined( 'INTL_IDNA_VARIANT_UTS46' ) ? idn_to_ascii( $host, 0, INTL_IDNA_VARIANT_UTS46 ) : idn_to_ascii( $host );
93	} else {
94	$hosts[ $lang ] = Requests_IDNAEncoder::encode( $host );
95	}
96	}
97
98	return $hosts;
99	}
100	}
101