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REST API: Support the (min|max)Items JSON Schema keywords. 

A future commit will add support for the uniqueItems keyword.

Props sorenbronsted.
See #48821.


git-svn-id: https://develop.svn.wordpress.org/trunk@47923 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Timothy Jacobs 2020-06-07 22:40:16 +00:00
parent d3387a2161
commit f5dde31290
5 changed files with 58 additions and 3 deletions
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11
src/wp-includes/rest-api.php
View File

@ -1250,6 +1250,7 @@ function rest_get_avatar_sizes() {
* @since 5.5.0 Add the "uuid" and "hex-color" formats.
* Support the "minLength", "maxLength" and "pattern" keywords for strings.
* Validate required properties.
* Support the "minItems" and "maxItems" keywords for arrays.
*
* @param mixed $value The value to validate.
* @param array $args Schema array to use for validation.
@ -1287,6 +1288,16 @@ function rest_validate_value_from_schema( $value, $args, $param = '' ) {
return $is_valid;
}
}
if ( isset( $args['minItems'] ) && count( $value ) < $args['minItems'] ) {
/* translators: 1: Parameter, 2: number. */
return new WP_Error( 'rest_invalid_param', sprintf( __( '%1$s must contain at least %2$s items.' ), $param, number_format_i18n( $args['minItems'] ) ) );
}
if ( isset( $args['maxItems'] ) && count( $value ) > $args['maxItems'] ) {
/* translators: 1: Parameter, 2: number. */
return new WP_Error( 'rest_invalid_param', sprintf( __( '%1$s must contain at most %2$s items.' ), $param, number_format_i18n( $args['maxItems'] ) ) );
}
}
if ( 'object' === $args['type'] ) {

2
src/wp-includes/rest-api/endpoints/class-wp-rest-controller.php
View File

@ -643,6 +643,8 @@ abstract class WP_REST_Controller {
'minLength',
'maxLength',
'pattern',
'minItems',
'maxItems',
);
foreach ( $schema_properties as $field_id => $params ) {

4
tests/phpunit/tests/rest-api/rest-controller.php
View File

@ -265,6 +265,10 @@ class WP_Test_REST_Controller extends WP_Test_REST_TestCase {
$this->assertArrayHasKey( 'items', $args['somearray'] );
foreach ( array( 'minItems', 'maxItems' ) as $property ) {
$this->assertArrayHasKey( $property, $args['somearray'] );
}
foreach ( array( 'properties', 'additionalProperties' ) as $property ) {
$this->assertArrayHasKey( $property, $args['someobject'] );
}

36
tests/phpunit/tests/rest-api/rest-schema-validation.php
View File

@ -766,4 +766,40 @@ class WP_Test_REST_Schema_Validation extends WP_UnitTestCase {
$this->assertTrue( rest_validate_value_from_schema( 'â', $schema ) );
$this->assertWPError( rest_validate_value_from_schema( 'ââ', $schema ) );
}
/**
* @ticket 48821
*/
public function test_array_min_items() {
$schema = array(
'type' => 'array',
'minItems' => 1,
'items' => array(
'type' => 'number',
),
);
$this->assertTrue( rest_validate_value_from_schema( array( 1, 2 ), $schema ) );
$this->assertTrue( rest_validate_value_from_schema( array( 1 ), $schema ) );
$this->assertWPError( rest_validate_value_from_schema( array(), $schema ) );
$this->assertWPError( rest_validate_value_from_schema( '', $schema ) );
}
/**
* @ticket 48821
*/
public function test_array_max_items() {
$schema = array(
'type' => 'array',
'maxItems' => 2,
'items' => array(
'type' => 'number',
),
);
$this->assertTrue( rest_validate_value_from_schema( array( 1 ), $schema ) );
$this->assertTrue( rest_validate_value_from_schema( array( 1, 2 ), $schema ) );
$this->assertWPError( rest_validate_value_from_schema( array( 1, 2, 3 ), $schema ) );
$this->assertWPError( rest_validate_value_from_schema( 'foobar', $schema ) );
}
}

8
tests/phpunit/tests/rest-api/rest-test-controller.php
View File

@ -101,11 +101,13 @@ class WP_REST_Test_Controller extends WP_REST_Controller {
'default' => 'a',
),
'somearray' => array(
'type' => 'array',
'items' => array(
'type' => 'array',
'items' => array(
'type' => 'string',
),
'context' => array( 'view' ),
'minItems' => 1,
'maxItems' => 10,
'context' => array( 'view' ),
),
'someobject' => array(
'type' => 'object',