polylang / include / links-domain.php

links-domain.php in Polylang 1.9.2, 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_Permalinks {
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( $model );
21
22	add_filter( 'site_url', array( &$this, 'site_url' ) );
23	}
24
25
26	/**
27	* Adds the language code in url
28	* links_model interface
29	*
30	* @since 1.2
31	*
32	* @param string $url url to modify
33	* @param object $lang language
34	* @return string modified url
35	*/
36	public function add_language_to_link( $url, $lang ) {
37	if ( ! empty( $lang ) && ! empty( $this->options['domains'][ $lang->slug ] ) ) {
38	$url = str_replace( $this->home, $this->options['domains'][ $lang->slug ], $url );
39	}
40	return $url;
41	}
42
43	/**
44	* Returns the url without language code
45	* links_model interface
46	*
47	* @since 1.2
48	*
49	* @param string $url url to modify
50	* @return string modified url
51	*/
52	public function remove_language_from_link( $url ) {
53	if ( ! empty( $this->options['domains'] ) ) {
54	$url = str_replace( ( is_ssl() ? 'https://' : 'http://' ) . parse_url( $url, PHP_URL_HOST ) . parse_url( $this->home, PHP_URL_PATH ), $this->home, $url );
55	}
56	return $url;
57	}
58
59	/**
60	* Returns the language based on language code in url
61	* links_model interface
62	*
63	* @since 1.2
64	*
65	* @return string language slug
66	*/
67	public function get_language_from_url() {
68	return ( $lang = array_search( ( is_ssl() ? 'https://' : 'http://' ) . $_SERVER['HTTP_HOST'] . parse_url( $this->home, PHP_URL_PATH ), $this->options['domains'] ) ) ? $lang : '';
69	}
70
71	/**
72	* Returns the home url
73	* links_model interface
74	*
75	* @since 1.3.1
76	*
77	* @param object $lang PLL_Language object
78	* @return string
79	*/
80	function home_url( $lang ) {
81	return trailingslashit( empty( $this->options['domains'][ $lang->slug ] ) ? $this->home : $this->options['domains'][ $lang->slug ] );
82	}
83
84	/**
85	* Get hosts managed on the website
86	*
87	* @since 1.5
88	*
89	* @return array list of hosts
90	*/
91	public function get_hosts() {
92	$hosts = array();
93	foreach ( $this->options['domains'] as $domain ) {
94	$hosts[] = parse_url( $domain, PHP_URL_HOST );
95	}
96	return $hosts;
97	}
98
99	/**
100	* Returns the correct site url ( mainly to get the correct login form )
101	*
102	* @since 1.8
103	*
104	* @param string $url
105	* @return string
106	*/
107	public function site_url( $url ) {
108	$lang = $this->get_language_from_url();
109	$lang = $this->model->get_language( $lang );
110	return $this->add_language_to_link( $url, $lang );
111	}
112	}
113