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Editor: Add Block Bindings API helpers
It is part of the sync from the Gutenberg plugin that introduces the registry for block binding sources required for the new Block Bindings API: WordPress/gutenberg#54536. See #60282. Follow-up [57373]. Props czapla, artemiosans, santosguillamot, sc0ttkclark, lgladdy, talldanwp, swissspidy, youknowriad, fabiankaegy, mukesh27. git-svn-id: https://develop.svn.wordpress.org/trunk@57375 602fd350-edb4-49c9-b593-d223f7449a82
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,66 @@ | ||
| <?php | ||
| /** | ||
| * Block Bindings API | ||
| * | ||
| * Contains functions for managing block bindings in WordPress. | ||
| * | ||
| * @package WordPress | ||
| * @subpackage Block Bindings | ||
| * @since 6.5.0 | ||
| */ | ||
|
|
||
| /** | ||
| * Registers a new block bindings source. | ||
| * | ||
| * Sources are used to override block's original attributes with a value | ||
| * coming from the source. Once a source is registered, it can be used by a | ||
| * block by setting its `metadata.bindings` attribute to a value that refers | ||
| * to the source. | ||
| * | ||
| * @since 6.5.0 | ||
| * | ||
| * @param string $source_name The name of the source. | ||
| * @param array $source_properties { | ||
| * The array of arguments that are used to register a source. | ||
| * | ||
| * @type string $label The label of the source. | ||
| * @type callback $get_value_callback A callback executed when the source is processed during block rendering. | ||
| * The callback should have the following signature: | ||
| * | ||
| * `function ($source_args, $block_instance,$attribute_name): mixed` | ||
| * - @param array $source_args Array containing source arguments | ||
| * used to look up the override value, | ||
| * i.e. {"key": "foo"}. | ||
| * - @param WP_Block $block_instance The block instance. | ||
| * - @param string $attribute_name The name of an attribute . | ||
| * The callback has a mixed return type; it may return a string to override | ||
| * the block's original value, null, false to remove an attribute, etc. | ||
| * } | ||
| * @return array|false Source when the registration was successful, or `false` on failure. | ||
| */ | ||
| function register_block_bindings_source( $source_name, array $source_properties ) { | ||
| return WP_Block_Bindings_Registry::get_instance()->register( $source_name, $source_properties ); | ||
| } | ||
|
|
||
| /** | ||
| * Unregisters a block bindings source. | ||
| * | ||
| * @since 6.5.0 | ||
| * | ||
| * @param string $source_name Block bindings source name including namespace. | ||
| * @return array|false The unregistred block bindings source on success and `false` otherwise. | ||
| */ | ||
| function unregister_block_bindings_source( $source_name ) { | ||
| return WP_Block_Bindings_Registry::get_instance()->unregister( $source_name ); | ||
| } | ||
|
|
||
| /** | ||
| * Retrieves the list of all registered block bindings sources. | ||
| * | ||
| * @since 6.5.0 | ||
| * | ||
| * @return array The array of registered block bindings sources. | ||
| */ | ||
| function get_all_registered_block_bindings_sources() { | ||
| return WP_Block_Bindings_Registry::get_instance()->get_all_registered(); | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,86 @@ | ||
| <?php | ||
| /** | ||
| * Tests for Block Bindings API helper functions. | ||
| * | ||
| * @package WordPress | ||
| * @subpackage Blocks | ||
| * @since 6.5.0 | ||
| * | ||
| * @group blocks | ||
| * @group block-bindings | ||
| */ | ||
| class Tests_Block_Bindings_Register extends WP_UnitTestCase { | ||
|
|
||
| const TEST_SOURCE_NAME = 'test/source'; | ||
| const TEST_SOURCE_PROPERTIES = array( | ||
| 'label' => 'Test source', | ||
| ); | ||
|
|
||
| /** | ||
| * Tear down after each test. | ||
| * | ||
| * @since 6.5.0 | ||
| */ | ||
| public function tear_down() { | ||
| foreach ( get_all_registered_block_bindings_sources() as $source_name => $source_properties ) { | ||
| if ( str_starts_with( $source_name, 'test/' ) ) { | ||
| unregister_block_bindings_source( $source_name ); | ||
| } | ||
| unregister_block_bindings_source( $source_name ); | ||
| } | ||
|
|
||
| parent::tear_down(); | ||
| } | ||
|
|
||
| /** | ||
| * Should find all registered sources. | ||
| * | ||
| * @ticket 60282 | ||
| * | ||
| * @covers ::register_block_bindings_source | ||
| * @covers ::get_all_registered_block_bindings_sources | ||
| */ | ||
| public function test_get_all_registered() { | ||
| $source_one_name = 'test/source-one'; | ||
| $source_one_properties = self::TEST_SOURCE_PROPERTIES; | ||
| register_block_bindings_source( $source_one_name, $source_one_properties ); | ||
|
|
||
| $source_two_name = 'test/source-two'; | ||
| $source_two_properties = self::TEST_SOURCE_PROPERTIES; | ||
| register_block_bindings_source( $source_two_name, $source_two_properties ); | ||
|
|
||
| $source_three_name = 'test/source-three'; | ||
| $source_three_properties = self::TEST_SOURCE_PROPERTIES; | ||
| register_block_bindings_source( $source_three_name, $source_three_properties ); | ||
|
|
||
| $expected = array( | ||
| $source_one_name => array_merge( array( 'name' => $source_one_name ), $source_one_properties ), | ||
| $source_two_name => array_merge( array( 'name' => $source_two_name ), $source_two_properties ), | ||
| $source_three_name => array_merge( array( 'name' => $source_three_name ), $source_three_properties ), | ||
| ); | ||
|
|
||
| $registered = get_all_registered_block_bindings_sources(); | ||
| $this->assertSame( $expected, $registered ); | ||
| } | ||
|
|
||
| /** | ||
| * Should unregister existing block binding source. | ||
| * | ||
| * @ticket 60282 | ||
| * | ||
| * @covers ::register_block_bindings_source | ||
| * @covers ::unregister_block_bindings_source | ||
| */ | ||
| public function test_unregister_block_source() { | ||
| register_block_bindings_source( self::TEST_SOURCE_NAME, self::TEST_SOURCE_PROPERTIES ); | ||
|
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| $result = unregister_block_bindings_source( self::TEST_SOURCE_NAME ); | ||
| $this->assertSame( | ||
| array_merge( | ||
| array( 'name' => self::TEST_SOURCE_NAME ), | ||
| self::TEST_SOURCE_PROPERTIES | ||
| ), | ||
| $result | ||
| ); | ||
| } | ||
| } |
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