← All changes | include/switcher.php +23 -27 2.7.2 → 2.1 View file →

		@@ -14,13 +14,13 @@
14	14	* @since 0.7
15	15	*
16	16	* @param string $type optional either 'menu' or 'widget', defaults to 'widget'
17	17	* @param string $key optional either 'string' or 'default', defaults to 'string'
18		- * @return array list of switcher options strings or default values
	18	+ * @return array list of switcher options srings or default values
19	19	*/
20		- public static function get_switcher_options( $type = 'widget', $key = 'string' ) {
	20	+ static public function get_switcher_options( $type = 'widget', $key = 'string' ) {
21	21	$options = array(
22		- 'dropdown' => array( 'string' => __( 'Displays as a dropdown', 'polylang' ), 'default' => 0 ),
	22	+ 'dropdown' => array( 'string' => __( 'Displays as dropdown', 'polylang' ), 'default' => 0 ),
23	23	'show_names' => array( 'string' => __( 'Displays language names', 'polylang' ), 'default' => 1 ),
24	24	'show_flags' => array( 'string' => __( 'Displays flags', 'polylang' ), 'default' => 0 ),
25	25	'force_home' => array( 'string' => __( 'Forces link to front page', 'polylang' ), 'default' => 0 ),
26	26	'hide_current' => array( 'string' => __( 'Hides the current language', 'polylang' ), 'default' => 0 ),
		@@ -32,9 +32,10 @@
32	32
33	33	/**
34	34	* Get the language elements for use in a walker
35	35	*
36		- * @see list of parameters accepted in $args documented for PLL_Switcher::the_languages
	36	+ * List of parameters accepted in $args:
	37	+ * @see PLL_Switcher::the_languages
37	38	*
38	39	* @since 1.2
39	40	*
40	41	* @param object $links instance of PLL_Frontend_Links
		@@ -41,10 +42,10 @@
41	42	* @param array $args
42	43	* @return array
43	44	*/
44	45	protected function get_elements( $links, $args ) {
	46	+
45	47	$first = true;
46		- $out = array();
47	48
48	49	foreach ( $links->model->get_languages_list( array( 'hide_empty' => $args['hide_if_empty'] ) ) as $language ) {
49	50	$id = (int) $language->term_id;
50	51	$order = (int) $language->term_group;
		@@ -52,17 +53,23 @@
52	53	$locale = $language->get_locale( 'display' );
53	54	$classes = array( 'lang-item', 'lang-item-' . $id, 'lang-item-' . esc_attr( $slug ) );
54	55	$url = null; // Avoids potential notice
55	56
	57	+ if ( $first ) {
	58	+ $classes[] = 'lang-item-first';
	59	+ $first = false;
	60	+ }
	61	+
56	62	if ( $current_lang = $links->curlang->slug == $slug ) {
57	63	if ( $args['hide_current'] && ! ( $args['dropdown'] && ! $args['raw'] ) ) {
58	64	continue; // Hide current language except for dropdown
59		- } else {
	65	+ }
	66	+ else {
60	67	$classes[] = 'current-lang';
61	68	}
62	69	}
63	70
64		- if ( null !== $args['post_id'] && ( $tr_id = $links->model->post->get( $args['post_id'], $language ) ) && $links->model->post->current_user_can_read( $tr_id ) ) {
	71	+ if ( null !== $args['post_id'] && ( $tr_id = $links->model->post->get( $args['post_id'], $language ) ) && $links->current_user_can_read( $tr_id ) ) {
65	72	$url = get_permalink( $tr_id );
66	73	} elseif ( null === $args['post_id'] ) {
67	74	$url = $links->get_translation_url( $language );
68	75	}
		@@ -86,22 +93,17 @@
86	93	if ( empty( $url ) && $args['hide_if_no_translation'] ) {
87	94	continue;
88	95	}
89	96
90		- $url = empty( $url ) || $args['force_home'] ? $links->get_home_url( $language ) : $url; // If the page is not translated, link to the home page
	97	+ $url = empty( $url ) || $args['force_home'] ? $links->get_home_url( $language ) : $url ; // If the page is not translated, link to the home page
91	98
92	99	$name = $args['show_names'] || ! $args['show_flags'] || $args['raw'] ? ( 'slug' == $args['display_names_as'] ? $slug : $language->name ) : '';
93	100	$flag = $args['raw'] && ! $args['show_flags'] ? $language->flag_url : ( $args['show_flags'] ? $language->flag : '' );
94	101
95		- if ( $first ) {
96		- $classes[] = 'lang-item-first';
97		- $first = false;
98		- }
99		-
100	102	$out[ $slug ] = compact( 'id', 'order', 'slug', 'locale', 'name', 'url', 'flag', 'current_lang', 'no_translation', 'classes' );
101	103	}
102	104
103		- return $out;
	105	+ return empty( $out ) ? array() : $out;
104	106	}
105	107
106	108	/**
107	109	* Displays a language switcher
		@@ -113,15 +115,14 @@
113	115	* echo => echoes the list if set to 1, defaults to 1
114	116	* hide_if_empty => hides languages with no posts ( or pages ) if set to 1, defaults to 1
115	117	* show_flags => displays flags if set to 1, defaults to 0
116	118	* show_names => show language names if set to 1, defaults to 1
117		- * display_names_as => whether to display the language name or its slug, valid options are 'slug' and 'name', defaults to name
	119	+ * display_names_as => wether to display the language name or its slug, valid options are 'slug' and 'name', defaults to name
118	120	* force_home => will always link to home in translated language if set to 1, defaults to 0
119	121	* hide_if_no_translation => hide the link if there is no translation if set to 1, defaults to 0
120	122	* hide_current => hide the current language if set to 1, defaults to 0
121	123	* post_id => returns links to translations of post defined by post_id if set, defaults not set
122	124	* raw => return a raw array instead of html markup if set to 1, defaults to 0
123		- * item_spacing => whether to preserve or discard whitespace between list items, valid options are 'preserve' and 'discard', defaults to preserve
124	125	*
125	126	* @since 0.1
126	127	*
127	128	* @param object $links instance of PLL_Frontend_Links
		@@ -141,9 +142,8 @@
141	142	'hide_if_no_translation' => 0, // don't hide the link if there is no translation
142	143	'hide_current' => 0, // don't hide current language
143	144	'post_id' => null, // if not null, link to translations of post defined by post_id
144	145	'raw' => 0, // set this to true to build your own custom language switcher
145		- 'item_spacing' => 'preserve', // 'preserve' or 'discard' whitespace between list items
146	146	);
147	147	$args = wp_parse_args( $args, $defaults );
148	148
149	149	/**
		@@ -179,17 +179,15 @@
179	179	* Filter the whole html markup returned by the 'pll_the_languages' template tag
180	180	*
181	181	* @since 0.8
182	182	*
183		- * @param string $html html returned/outputted by the template tag
	183	+ * @param string $html html returned/outputed by the template tag
184	184	* @param array $args arguments passed to the template tag
185	185	*/
186		- $out = apply_filters( 'pll_the_languages', $walker->walk( $elements, -1, $args ), $args );
	186	+ $out = apply_filters( 'pll_the_languages', $walker->walk( $elements, $args ), $args );
187	187
188	188	// Javascript to switch the language when using a dropdown list
189	189	if ( $args['dropdown'] ) {
190		- $urls = array();
191		-
192	190	foreach ( $links->model->get_languages_list() as $language ) {
193	191	$url = $links->get_translation_url( $language );
194	192	$urls[ $language->slug ] = $args['force_home'] || empty( $url ) ? $links->get_home_url( $language ) : $url;
195	193	}
		@@ -194,10 +192,10 @@
194	192	$urls[ $language->slug ] = $args['force_home'] || empty( $url ) ? $links->get_home_url( $language ) : $url;
195	193	}
196	194
197	195	// Accept only few valid characters for the urls_x variable name ( as the widget id includes '-' which is invalid )
198		- $out .= sprintf(
199		- '<script type="text/javascript">
	196	+ $out .= sprintf( '
	197	+ <script type="text/javascript">
200	198	//<![CDATA[
201	199	var %1$s = %2$s;
202	200	document.getElementById( "%3$s" ).onchange = function() {
203	201	location.href = %1$s[this.value];
		@@ -203,16 +201,14 @@
203	201	location.href = %1$s[this.value];
204	202	}
205	203	//]]>
206	204	</script>',
207		- 'urls_' . preg_replace( '#[^a-zA-Z0-9]#', '', $args['dropdown'] ),
208		- wp_json_encode( $urls ),
209		- esc_js( $args['name'] )
	205	+ 'urls_' . preg_replace( '#[^a-zA-Z0-9]#', '', $args['dropdown'] ), json_encode( $urls ), esc_js( $args['name'] )
210	206	);
211	207	}
212	208
213	209	if ( $args['echo'] ) {
214		- echo $out; // phpcs:ignore WordPress.Security.EscapeOutput
	210	+ echo $out;
215	211	}
216	212	return $out;
217	213	}
218	214	}