wpglobus / docs / language-switcher-sample.md

language-switcher-sample.md in WPGlobus trunk, at docs/language-switcher-sample.md

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1	```
2	<?php
3	/**
4	* WPGlobus language switcher.
5	* Example 1: with using module `Publish` from WPGlobus Plus.
6	*/
7
8	if ( ! defined( 'ABSPATH' ) ) {
9	exit; // Exit if accessed directly
10	}
11
12	if ( class_exists( 'WPGlobus' ) ): ?>
13	<div class="wpglobus-selector-box"> <?php
14
15	/**
16	* Filter that prevent using language that has `draft` status.
17	* That works with module `Publish` from WPGlobus Plus add-on.
18	*/
19	$enabled_languages = apply_filters( 'wpglobus_extra_languages', WPGlobus::Config()->enabled_languages, WPGlobus::Config()->language );
20
21	foreach ( $enabled_languages as $language ):
22	$url = null;
23	$is_current = true;
24
25	if ( $language != WPGlobus::Config()->language ) {
26	$url = WPGlobus_Utils::localize_current_url( $language );
27	$is_current = false;
28	}
29
30	$flag = '<img src="'.WPGlobus::Config()->flags_url . WPGlobus::Config()->flag[ $language ].'" />';
31	$link = $flag . ' ' . WPGlobus::Config()->en_language_name[$language] . '   ';
32
33	printf( '<a %s %s>%s</a>', ( empty( $url ) ? '' : 'href="' . esc_url( $url ) . '"' ), ( $is_current ? 'class="wpglobus-current-language"' : '' ), $link );
34
35	endforeach; ?>
36
37	</div> <?php
38	endif;
39
40	/**
41	* WPGlobus language switcher.
42	* Example 2: for two languages and active language is hidden.
43	*/
44	if ( class_exists( 'WPGlobus' ) ):
45
46	$wpglobus_language_image = array(
47	'en' => array(
48	'src' => 'https://wetag.io/wp-content/plugins/language-icons-flags-switcher/img/english.png',
49	'alt' => 'English',
50	'title' => 'English'
51	),
52	'vi' => array(
53	'src' => 'https://wetag.io/wp-content/plugins/language-icons-flags-switcher/img/Vietnam.png',
54	'alt' => 'Vietnam',
55	'title' => 'Vietnam'
56	)
57	);
58	echo '<div class="wpglobus-language-switcher">';
59	foreach( WPGlobus::Config()->enabled_languages as $language ) {
60	if ( $language == WPGlobus::Config()->language ) {
61	continue;
62	}
63	echo '<a href="' . WPGlobus_Utils::localize_current_url( $language ). '" class="">';
64	echo '<img alt="'.$wpglobus_language_image[$language]['alt'].'" title="'.$wpglobus_language_image[$language]['title'].'" src="'.$wpglobus_language_image[$language]['src'].'" />';
65	echo '</a>';
66	}
67	echo '</div>';
68
69	endif;
70
71	/**
72	* WPGlobus language switcher.
73	* Example 3: If you need to hide extra languages from the switcher on the category or tag page.
74	*
75	* You can add this code to your active theme's `functions.php` file.
76	* Please note the information about the child theme
77	* https://developer.wordpress.org/themes/advanced-topics/child-themes/
78	*/
79	if ( class_exists( 'WPGlobus' ) ):
80
81	add_filter( 'wpglobus_extra_languages', 'filter__extra_languages', 5, 2 );
82	function filter__extra_languages( $extra_languages, $current_language ) {
83	if ( is_tag() \|\| is_category() ) {
84	return array();
85	}
86	return $extra_languages;
87	}
88
89	endif;
90
91	/**
92	* WPGlobus language switcher.
93	* Example 4: You can remove the language switcher from a particular page at all.
94	* @since WPGlobus v.2.10.2
95	*
96	* You can add this code to your active theme's `functions.php` file.
97	* Please note the information about the child theme
98	* https://developer.wordpress.org/themes/advanced-topics/child-themes/
99	*/
100	if ( class_exists( 'WPGlobus' ) ):
101
102	add_filter( 'wpglobus_disable_switcher', 'filter__disable_switcher', 5, 3 );
103	function filter__disable_switcher( $disable_switcher, $current_language, $nav_menu ) {
104
105	if ( is_tag() ) {
106	return true;
107	}
108
109	return $disable_switcher;
110	}
111
112	endif;
113	```
114