polylang / include / links-domain.php

links-domain.php in Polylang 2.0.2, 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_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	// Filrer the site url ( mainly to get the correct login form )
23	add_filter( 'site_url', array( $this, 'site_url' ) );
24	}
25
26
27	/**
28	* Adds the language code in url
29	* links_model interface
30	*
31	* @since 1.2
32	*
33	* @param string $url url to modify
34	* @param object $lang language
35	* @return string modified url
36	*/
37	public function add_language_to_link( $url, $lang ) {
38	if ( ! empty( $lang ) && ! empty( $this->options['domains'][ $lang->slug ] ) ) {
39	$url = str_replace( $this->home, $this->options['domains'][ $lang->slug ], $url );
40	}
41	return $url;
42	}
43
44	/**
45	* Returns the url without language code
46	* links_model interface
47	*
48	* @since 1.2
49	*
50	* @param string $url url to modify
51	* @return string modified url
52	*/
53	public function remove_language_from_link( $url ) {
54	if ( ! empty( $this->options['domains'] ) ) {
55	$url = str_replace( ( is_ssl() ? 'https://' : 'http://' ) . parse_url( $url, PHP_URL_HOST ) . parse_url( $this->home, PHP_URL_PATH ), $this->home, $url );
56	}
57	return $url;
58	}
59
60	/**
61	* Returns the language based on language code in url
62	* links_model interface
63	*
64	* @since 1.2
65	* @since 2.0 add $url argument
66	*
67	* @param string $url optional, defaults to current url
68	* @return string language slug
69	*/
70	public function get_language_from_url( $url = '' ) {
71	$host = empty( $url ) ? $_SERVER['HTTP_HOST'] : parse_url( $url, PHP_URL_HOST );
72	return ( $lang = array_search( ( is_ssl() ? 'https://' : 'http://' ) . $host . parse_url( $this->home, PHP_URL_PATH ), $this->options['domains'] ) ) ? $lang : '';
73	}
74
75	/**
76	* Returns the home url
77	* links_model interface
78	*
79	* @since 1.3.1
80	*
81	* @param object $lang PLL_Language object
82	* @return string
83	*/
84	function home_url( $lang ) {
85	return trailingslashit( empty( $this->options['domains'][ $lang->slug ] ) ? $this->home : $this->options['domains'][ $lang->slug ] );
86	}
87
88	/**
89	* Get hosts managed on the website
90	*
91	* @since 1.5
92	*
93	* @return array list of hosts
94	*/
95	public function get_hosts() {
96	$hosts = array();
97	foreach ( $this->options['domains'] as $domain ) {
98	$hosts[] = parse_url( $domain, PHP_URL_HOST );
99	}
100	return $hosts;
101	}
102	}
103