← All changes | src/modules/Blocks/Language_Switcher/Abstract_Block.php +51 -79 3.8.3 → trunk View file →

		@@ -5,10 +5,10 @@
5	5
6	6	namespace WP_Syntex\Polylang\Blocks\Language_Switcher;
7	7
8	8	use PLL_Language;
9		-use PLL_Switcher;
10	9	use WP_Block_Type_Registry;
	10	+use WP_HTML_Tag_Processor;
11	11
12	12	/**
13	13	* Abstract class for language switcher block.
14	14	*
		@@ -26,24 +26,8 @@
26	26	*/
27	27	protected $model;
28	28
29	29	/**
30		- * Current lang to render the language switcher block in an admin context.
31		- *
32		- * @since 2.8
33		- *
34		- * @var string|null
35		- */
36		- protected $admin_current_lang;
37		-
38		- /**
39		- * Is it the edit context?
40		- *
41		- * @var bool
42		- */
43		- protected $is_edit_context = false;
44		-
45		- /**
46	30	* Current language.
47	31	*
48	32	* @var PLL_Language|false|null
49	33	*/
		@@ -69,11 +53,8 @@
69	53	*
70	54	* @return self
71	55	*/
72	56	public function init() {
73		- // Use rest_pre_dispatch_filter to get additional parameters for language switcher block.
74		- add_filter( 'rest_pre_dispatch', array( $this, 'get_rest_query_params' ), 10, 3 );
75		-
76	57	// Register language switcher block.
77	58	add_action( 'init', array( $this, 'register' ) );
78	59
79	60	return $this;
		@@ -100,10 +81,8 @@
100	81	* @return string The HTML string output to serve.
101	82	*/
102	83	abstract public function render( $attributes, $content, $block );
103	84
104		-
105		-
106	85	/**
107	86	* Returns the path to the block JSON file directory.
108	87	* The directory name being used to register a block.
109	88	*
		@@ -135,15 +114,11 @@
135	114	) ) {
136	115	return;
137	116	}
138	117
139		- $script_handle = 'pll_blocks';
140		- $suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';
141		- $script_filename = 'js/build/blocks' . $suffix . '.js';
142		-
143		- wp_register_script(
144		- $script_handle,
145		- plugins_url( $script_filename, POLYLANG_ROOT_FILE ),
	118	+ $script_handle = 'pll_blocks';
	119	+ pll_register_script(
	120	+ 'blocks',
146	121	array(
147	122	'wp-block-editor',
148	123	'wp-blocks',
149	124	'wp-components',
		@@ -148,26 +123,18 @@
148	123	'wp-blocks',
149	124	'wp-components',
150	125	'wp-element',
151	126	'wp-i18n',
152		- 'wp-server-side-render',
153		- 'lodash',
154		- 'wp-editor',
155	127	),
156		- POLYLANG_VERSION,
157		- true
	128	+ array(
	129	+ 'in_footer' => true,
	130	+ ),
	131	+ 'pll_'
158	132	);
159	133
160		- wp_localize_script( $script_handle, 'pll_block_editor_blocks_settings', PLL_Switcher::get_switcher_options( 'block', 'string' ) );
161		-
162	134	// Translated strings used in JS code
163	135	wp_set_script_translations( $script_handle, 'polylang' );
164	136
165		- // No need to render the JS variable if Polylang Pro is installed, the editor will use `lang` REST field instead.
166		- if ( class_exists( 'WP_Syntex\Polylang_Pro\REST\Translated\Post' ) ) {
167		- return;
168		- }
169		-
170	137	// Fallback to default language if current language is not set, usually happens in Site Editor.
171	138	$current_language = $this->current_language;
172	139
173	140	if ( ! $current_language ) {
		@@ -190,52 +157,57 @@
190	157	);
191	158	}
192	159
193	160	/**
194		- * Returns the REST parameters for language switcher block.
195		- * Used to store the request's language and context locally.
196		- * Previously was in the `PLL_Block_Editor_Switcher_Block` class.
	161	+ * Applies flag block attributes to switcher markup.
197	162	*
198		- * @see WP_REST_Server::dispatch()
	163	+ * Uses WP_HTML_Tag_Processor so the dropdown SVG toggle can stay in the markup
	164	+ * (WP_HTML_Processor aborts on foreign content).
199	165	*
200		- * @since 2.8
	166	+ * @since 3.9
201	167	*
202		- * @param mixed $result Response to replace the requested version with. Can be anything
203		- * a normal endpoint can return, or null to not hijack the request.
204		- * @param \WP_REST_Server $server Server instance.
205		- * @param \WP_REST_Request $request Request used to generate the response.
206		- * @return mixed
207		- * @template T of \WP_REST_Request
208		- * @phpstan-param T $request
	168	+ * @param string $html Switcher HTML.
	169	+ * @param array $attributes Block attributes.
	170	+ * @return string
209	171	*/
210		- public function get_rest_query_params( $result, $server, $request ) {
211		- if ( pll_is_edit_rest_request( $request ) ) {
212		- $this->is_edit_context = true;
	172	+ protected function apply_flag_styles_to_markup( string $html, array $attributes ): string {
	173	+ if ( empty( $attributes['show_flags'] ) ) {
	174	+ return $html;
	175	+ }
213	176
214		- $lang = $request->get_param( 'lang' );
215		- if ( is_string( $lang ) && ! empty( $lang ) ) {
216		- $this->admin_current_lang = $lang;
	177	+ $border_radius = max( 0, min( 100, (int) ( $attributes['flag_border_radius'] ?? 0 ) ) );
	178	+ $flag_width = $attributes['flag_width'] ?? '18px';
	179	+ $flag_style = safecss_filter_attr(
	180	+ sprintf(
	181	+ '--pll-flag-border-radius:%1$d;--pll-flag-width:%2$s',
	182	+ $border_radius,
	183	+ $flag_width
	184	+ )
	185	+ );
	186	+
	187	+ $label_style = '';
	188	+ if ( ! empty( $attributes['show_labels'] ) ) {
	189	+ $label_style = safecss_filter_attr(
	190	+ sprintf(
	191	+ '--pll-flag-label-spacing:%1$s',
	192	+ $attributes['flag_label_spacing'] ?? '0.3em'
	193	+ )
	194	+ );
	195	+ }
	196	+
	197	+ $processor = new WP_HTML_Tag_Processor( $html );
	198	+
	199	+ while ( $processor->next_tag( array( 'tag_name' => 'SPAN', 'class_name' => 'pll-switcher-flag' ) ) ) {
	200	+ $style = $processor->get_attribute( 'style' ) ?? '';
	201	+ /** @var string $style `WP_HTML_Tag_Processor::get_attribute()` returns string|null for non-boolean attributes. */
	202	+ $processor->set_attribute( 'style', '' === $style ? $flag_style : rtrim( $style, ';' ) . ';' . $flag_style );
	203	+
	204	+ if ( '' !== $label_style && $processor->next_tag( array( 'tag_name' => 'SPAN', 'class_name' => 'pll-switcher-label' ) ) ) {
	205	+ $style = $processor->get_attribute( 'style' ) ?? '';
	206	+ /** @var string $style `WP_HTML_Tag_Processor::get_attribute()` returns string|null for non-boolean attributes. */
	207	+ $processor->set_attribute( 'style', '' === $style ? $label_style : rtrim( $style, ';' ) . ';' . $label_style );
217	208	}
218	209	}
219		- return $result;
220		- }
221	210
222		- /**
223		- * Adds the attributes to render the block correctly.
224		- * Also specifies not to echo the switcher in any case.
225		- *
226		- * @since 3.2
227		- *
228		- * @param array $attributes The attributes of the currently rendered block.
229		- * @return array The modified attributes.
230		- */
231		- protected function set_attributes_for_block( $attributes ) {
232		- $attributes['echo'] = 0;
233		- if ( $this->is_edit_context ) {
234		- $attributes['admin_render'] = 1;
235		- $attributes['admin_current_lang'] = $this->admin_current_lang;
236		- $attributes['hide_if_empty'] = 0;
237		- $attributes['hide_if_no_translation'] = 0; // Force not to hide the language for the block preview even if the option is checked.
238		- }
239		- return $attributes;
	211	+ return $processor->get_updated_html();
240	212	}
241	213	}