polylang / include / links-abstract-domain.php

links-abstract-domain.php in Polylang 3.6.7, at include/links-abstract-domain.php

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1	<?php
2	/**
3	* @package Polylang
4	*/
5
6	/**
7	* Links model for use when using one domain or subdomain per language.
8	*
9	* @since 2.0
10	*/
11	abstract class PLL_Links_Abstract_Domain extends PLL_Links_Permalinks {
12
13	/**
14	* Constructor.
15	*
16	* @since 2.0
17	*
18	* @param PLL_Model $model Instance of PLL_Model.
19	*/
20	public function __construct( &$model ) {
21	parent::__construct( $model );
22
23	// Avoid cross domain requests (mainly for custom fonts).
24	add_filter( 'content_url', array( $this, 'site_url' ) );
25	add_filter( 'theme_root_uri', array( $this, 'site_url' ) ); // The above filter is not sufficient with WPMU Domain Mapping.
26	add_filter( 'plugins_url', array( $this, 'site_url' ) );
27	add_filter( 'rest_url', array( $this, 'site_url' ) );
28	add_filter( 'upload_dir', array( $this, 'upload_dir' ) );
29
30	// Set the correct domain for each language.
31	add_filter( 'pll_language_flag_url', array( $this, 'site_url' ) );
32	}
33
34	/**
35	* Returns the language based on the language code in url.
36	*
37	* @since 1.2
38	* @since 2.0 Add the $url argument.
39	*
40	* @param string $url Optional, defaults to the current url.
41	* @return string Language slug.
42	*/
43	public function get_language_from_url( $url = '' ) {
44	if ( empty( $url ) ) {
45	$url = pll_get_requested_url();
46	}
47
48	$host = wp_parse_url( $url, PHP_URL_HOST );
49	$lang = array_search( $host, $this->get_hosts() );
50
51	return is_string( $lang ) ? $lang : '';
52	}
53
54	/**
55	* Modifies an url to use the domain associated to the current language.
56	*
57	* @since 1.8
58	*
59	* @param string $url The url to modify.
60	* @return string The modified url.
61	*/
62	public function site_url( $url ) {
63	$lang = $this->get_language_from_url();
64
65	$lang = $this->model->get_language( $lang );
66
67	return $this->add_language_to_link( $url, $lang );
68	}
69
70	/**
71	* Fixes the domain for the upload directory.
72	*
73	* @since 2.0.6
74	*
75	* @param array $uploads Array of information about the upload directory. @see wp_upload_dir().
76	* @return array
77	*/
78	public function upload_dir( $uploads ) {
79	$lang = $this->get_language_from_url();
80	$lang = $this->model->get_language( $lang );
81	$uploads['url'] = $this->add_language_to_link( $uploads['url'], $lang );
82	$uploads['baseurl'] = $this->add_language_to_link( $uploads['baseurl'], $lang );
83	return $uploads;
84	}
85
86	/**
87	* Adds home and search URLs to language data before the object is created.
88	*
89	* @since 3.4.1
90	*
91	* @param array $additional_data Array of language additional data.
92	* @param array $language Language data.
93	* @return array Language data with home and search URLs added.
94	*/
95	public function set_language_home_urls( $additional_data, $language ) {
96	$language = array_merge( $language, $additional_data );
97	$additional_data['search_url'] = $this->home_url( $language['slug'] );
98	$additional_data['home_url'] = $additional_data['search_url'];
99	return $additional_data;
100	}
101
102	/**
103	* Returns language home URL property according to the current domain.
104	*
105	* @since 3.4.4
106	*
107	* @param string $url Home URL.
108	* @param array $language Array of language props.
109	* @return string Filtered home URL.
110	*/
111	public function set_language_home_url( $url, $language ) {
112	return $this->home_url( $language['slug'] );
113	}
114	}
115