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<title>[9993] sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory: Plugin dir: new files for block validator tool.</title>
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<dt style="float: left; width: 6em; font-weight: bold">Revision</dt> <dd><a style="font-weight: bold" href="http://meta.trac.wordpress.org/changeset/9993">9993</a><script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","description":"Review this Commit","action":{"@type":"ViewAction","url":"http://meta.trac.wordpress.org/changeset/9993","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>tellyworth</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2020-07-02 07:12:48 +0000 (Thu, 02 Jul 2020)</dd>
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<pre style='padding-left: 1em; margin: 2em 0; border-left: 2px solid #ccc; line-height: 1.25; font-size: 105%; font-family: sans-serif'>Plugin dir: new files for block validator tool.

Still WIP.</pre>

<h3>Added Paths</h3>
<ul>
<li>sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/block-json/</li>
<li><a href="#sitestrunkwordpressorgpublic_htmlwpcontentpluginsplugindirectoryblockjsonblockjson">sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/block-json/block.json</a></li>
<li><a href="#sitestrunkwordpressorgpublic_htmlwpcontentpluginsplugindirectoryblockjsonclassparserphp">sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/block-json/class-parser.php</a></li>
<li><a href="#sitestrunkwordpressorgpublic_htmlwpcontentpluginsplugindirectoryblockjsonclassvalidatorphp">sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/block-json/class-validator.php</a></li>
<li><a href="#sitestrunkwordpressorgpublic_htmlwpcontentpluginsplugindirectorycliclassblockplugincheckerphp">sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/cli/class-block-plugin-checker.php</a></li>
<li><a href="#sitestrunkwordpressorgpublic_htmlwpcontentpluginsplugindirectoryshortcodesclassblockvalidatorphp">sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/shortcodes/class-block-validator.php</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="sitestrunkwordpressorgpublic_htmlwpcontentpluginsplugindirectoryblockjsonblockjson"></a>
<div class="addfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Added: sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/block-json/block.json</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/block-json/block.json                           (rev 0)
+++ sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/block-json/block.json     2020-07-02 07:12:48 UTC (rev 9993)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -0,0 +1,34 @@
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+{
+       "name": "my-plugin/notice",
+       "title": "Notice",
+       "category": "text",
+       "parent": [ "core/group" ],
+       "icon": "star",
+       "description": "Shows warning, error or success notices  ...",
+       "keywords": [ "alert", "message" ],
+       "textdomain": "my-plugin",
+       "attributes": {
+               "message": {
+                       "type": "string",
+                       "source": "html",
+                       "selector": ".message"
+               }
+       },
+       "supports": {
+               "align": true,
+               "lightBlockWrapper": true
+       },
+       "styles": [
+               { "name": "default", "label": "Default", "isDefault": true },
+               { "name": "other", "label": "Other" }
+       ],
+       "example": {
+               "attributes": {
+                       "message": "This is a notice!"
+               }
+       },
+       "editorScript": "build/editor.js",
+       "script": "build/main.js",
+       "editorStyle": "build/editor.css",
+       "style": "build/style.css"
+}
</ins></span></pre></div>
<a id="sitestrunkwordpressorgpublic_htmlwpcontentpluginsplugindirectoryblockjsonclassparserphp"></a>
<div class="addfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Added: sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/block-json/class-parser.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/block-json/class-parser.php                             (rev 0)
+++ sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/block-json/class-parser.php       2020-07-02 07:12:48 UTC (rev 9993)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -0,0 +1,174 @@
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+<?php
+
+namespace WordPressdotorg\Plugin_Directory\Block_JSON;
+
+use WP_Error;
+
+defined( 'WPINC' ) || die();
+
+/**
+ * Class Parser
+ *
+ * @package WordPressdotorg\Plugin_Directory\Block_JSON
+ */
+class Parser {
+       /**
+        * A location resource must be pointing to a file named this.
+        *
+        * @const string
+        */
+       const REQUIRED_FILENAME = 'block.json';
+
+       /**
+        * Parse the JSON content of a given resource into a PHP object.
+        *
+        * @param array $resource An associative array with one item where the key specifies the type of resource and the
+        *                        value represents the resource as a string. Valid types are `url`, `file`, and `content`.
+        *                        In this case, the value of `content` is expected to be a raw string of JSON, while the
+        *                        other two are expected to be the location of a file containing the JSON.
+        *
+        * @return object|WP_Error An object if the parse was successful, otherwise a WP_Error.
+        */
+       public static function parse( array $resource ) {
+               reset( $resource );
+               $type   = key( $resource );
+               $handle = current( $resource );
+
+               switch ( $type ) {
+                       case 'url':
+                               $content = self::extract_content_from_url( $handle );
+                               break;
+                       case 'file':
+                               $content = self::extract_content_from_file( $handle );
+                               break;
+                       case 'content':
+                               $content = $handle;
+                               break;
+                       default:
+                               $content = new WP_Error(
+                                       'no_valid_resource',
+                                       __( 'No valid resource type was given.', 'wporg-plugins' )
+                               );
+                               break;
+               }
+
+               if ( is_wp_error( $content ) ) {
+                       return $content;
+               }
+
+               return self::parse_content( $content );
+       }
+
+       /**
+        * Get the contents of a block.json file via an HTTP request to a URL.
+        *
+        * @param string $url
+        *
+        * @return string|WP_Error
+        */
+       protected static function extract_content_from_url( $url ) {
+               $url = esc_url_raw( $url );
+
+               $filename_length = strlen( self::REQUIRED_FILENAME );
+               if ( strtolower( substr( $url, - $filename_length ) ) !== self::REQUIRED_FILENAME ) {
+                       return new WP_Error(
+                               'resource_url_invalid',
+                               sprintf(
+                                       /* translators: %s: file name */
+                                       __( 'URL must end in %s!', 'wporg-plugins' ),
+                                       '<code>' . self::REQUIRED_FILENAME . '</code>'
+                               )
+                       );
+               }
+
+               $response      = wp_safe_remote_get( $url );
+               $response_code = wp_remote_retrieve_response_code( $response );
+
+               if ( is_wp_error( $response ) ) {
+                       return $response;
+               } elseif ( 200 !== $response_code ) {
+                       return new WP_Error(
+                               'resource_url_unexpected_response',
+                               __( 'URL returned an unexpected status code.', 'wporg-plugins' ),
+                               array(
+                                       'status' => $response_code,
+                               )
+                       );
+               }
+
+               return wp_remote_retrieve_body( $response );
+       }
+
+       /**
+        * Get the contents of a block.json file via a path in the filesystem.
+        *
+        * @param string $file
+        *
+        * @return string|WP_Error
+        */
+       protected static function extract_content_from_file( $file ) {
+               $filename_length = strlen( self::REQUIRED_FILENAME );
+               if ( strtolower( substr( $file, - $filename_length ) ) !== self::REQUIRED_FILENAME ) {
+                       return new WP_Error(
+                               'resource_file_invalid',
+                               sprintf(
+                                       /* translators: %s: file name */
+                                       __( 'File must be named %s!', 'wporg-plugins' ),
+                                       '<code>' . self::REQUIRED_FILENAME . '</code>'
+                               )
+                       );
+               }
+
+               if ( ! is_readable( $file ) ) {
+                       return new WP_Error(
+                               'resource_file_unreadable',
+                               __( 'The file could not be read.', 'wporg-plugins' ),
+                               array(
+                                       'file' => $file,
+                               )
+                       );
+               }
+
+               $content = file_get_contents( $file );
+
+               if ( false === $content ) {
+                       return new WP_Error(
+                               'resource_file_failed_retrieval',
+                               __( 'Could not get the contents of the file.', 'wporg-plugins' ),
+                               array(
+                                       'file' => $file,
+                               )
+                       );
+               }
+
+               return $content;
+       }
+
+       /**
+        * Parse a JSON string into an object, and handle parsing errors.
+        *
+        * @param string $content
+        *
+        * @return object|WP_Error
+        */
+       protected static function parse_content( $content ) {
+               $parsed = json_decode( $content );
+               $error  = json_last_error_msg();
+
+               // TODO Once we are on PHP 7.3 we can use the JSON_THROW_ON_ERROR option and catch an exception here.
+               if ( 'No error' !== $error ) {
+                       return new WP_Error(
+                               'json_parse_error',
+                               sprintf(
+                                       __( 'JSON Parser: %s', 'wporg-plugins' ),
+                                       esc_html( $error )
+                               ),
+                               array(
+                                       'error_code' => json_last_error(),
+                               )
+                       );
+               }
+
+               return $parsed;
+       }
+}
</ins><span class="cx" style="display: block; padding: 0 10px">Property changes on: sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/block-json/class-parser.php
</span><span class="cx" style="display: block; padding: 0 10px">___________________________________________________________________
</span></span></pre></div>
<a id="svneolstyle"></a>
<div class="addfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Added: svn:eol-style</h4></div>
<ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+native
</ins><span class="cx" style="display: block; padding: 0 10px">\ No newline at end of property
</span><a id="sitestrunkwordpressorgpublic_htmlwpcontentpluginsplugindirectoryblockjsonclassvalidatorphp"></a>
<div class="addfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Added: sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/block-json/class-validator.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/block-json/class-validator.php                          (rev 0)
+++ sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/block-json/class-validator.php    2020-07-02 07:12:48 UTC (rev 9993)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -0,0 +1,554 @@
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+<?php
+
+namespace WordPressdotorg\Plugin_Directory\Block_JSON;
+
+use WP_Error;
+
+defined( 'WPINC' ) || die();
+
+/**
+ * Class Validator
+ *
+ * @package WordPressdotorg\Plugin_Directory\Block_JSON
+ */
+class Validator {
+       /**
+        * @var WP_Error
+        */
+       protected $messages;
+
+       /**
+        * Validator constructor.
+        */
+       public function __construct() {
+               $this->messages = new WP_Error();
+       }
+
+       /**
+        * The schema for the block.json file.
+        *
+        * This attempts to follow the schema for the schema.
+        * See https://json-schema.org/understanding-json-schema/reference/index.html
+        *
+        * @return array
+        */
+       public static function schema() {
+               return array(
+                       'type'                 => 'object',
+                       'properties'           => array(
+                               'attributes'   => array(
+                                       'type'                 => 'object',
+                                       'additionalProperties' => array(
+                                               'type'       => 'object',
+                                               'properties' => array(
+                                                       'attribute' => array(
+                                                               'type' => 'string',
+                                                       ),
+                                                       'meta'      => array(
+                                                               'type' => 'string',
+                                                       ),
+                                                       'multiline' => array(
+                                                               'type' => 'string',
+                                                       ),
+                                                       'query'     => array(
+                                                               'type' => 'object',
+                                                       ),
+                                                       'selector'  => array(
+                                                               'type' => 'string',
+                                                       ),
+                                                       'source'    => array(
+                                                               'type' => 'string',
+                                                               'enum' => array( 'attribute', 'text', 'html', 'query' ),
+                                                       ),
+                                                       'type'      => array(
+                                                               'type' => 'string',
+                                                               'enum' => array( 'null', 'boolean', 'object', 'array', 'number', 'string', 'integer' ),
+                                                       ),
+                                               ),
+                                               'required'   => array( 'type' ),
+                                       ),
+                               ),
+                               'category'     => array(
+                                       'type' => 'string',
+                               ),
+                               'comment'      => array(
+                                       'type' => 'string',
+                               ),
+                               'description'  => array(
+                                       'type' => 'string',
+                               ),
+                               'editorScript' => array(
+                                       'type'    => 'string',
+                                       'pattern' => '\.js$',
+                               ),
+                               'editorStyle'  => array(
+                                       'type'    => 'string',
+                                       'pattern' => '\.css$',
+                               ),
+                               'example'      => array(
+                                       'type'                 => 'object',
+                                       'additionalProperties' => array(
+                                               'type' => 'object',
+                                       ),
+                               ),
+                               'icon'         => array(
+                                       'type' => 'string',
+                               ),
+                               'keywords'     => array(
+                                       'type'  => 'array',
+                                       'items' => array(
+                                               'type' => 'string',
+                                       ),
+                               ),
+                               'name'         => array(
+                                       'type' => 'string',
+                               ),
+                               'parent'       => array(
+                                       'type'  => 'array',
+                                       'items' => array(
+                                               'type' => 'string',
+                                       ),
+                               ),
+                               'script'       => array(
+                                       'type'    => 'string',
+                                       'pattern' => '\.js$',
+                               ),
+                               'style'        => array(
+                                       'type'    => 'string',
+                                       'pattern' => '\.css$',
+                               ),
+                               'styles'       => array(
+                                       'type'  => 'array',
+                                       'items' => array(
+                                               'type'       => 'object',
+                                               'properties' => array(
+                                                       'isDefault' => array(
+                                                               'type' => 'boolean',
+                                                       ),
+                                                       'label'     => array(
+                                                               'type' => 'string',
+                                                       ),
+                                                       'name'      => array(
+                                                               'type' => 'string',
+                                                       ),
+                                               ),
+                                       ),
+                               ),
+                               'supports'     => array(
+                                       'type'       => 'object',
+                                       'properties' => array(
+                                               'align'           => array(
+                                                       'type'  => array( 'boolean', 'array' ),
+                                                       'items' => array(
+                                                               'type' => 'string',
+                                                               'enum' => array( 'left', 'center', 'right', 'wide', 'full' ),
+                                                       ),
+                                               ),
+                                               'alignWide'       => array(
+                                                       'type' => 'boolean',
+                                               ),
+                                               'anchor'          => array(
+                                                       'type' => 'boolean',
+                                               ),
+                                               'className'       => array(
+                                                       'type' => 'boolean',
+                                               ),
+                                               'customClassName' => array(
+                                                       'type' => 'boolean',
+                                               ),
+                                               'html'            => array(
+                                                       'type' => 'boolean',
+                                               ),
+                                               'inserter'        => array(
+                                                       'type' => 'boolean',
+                                               ),
+                                               'multiple'        => array(
+                                                       'type' => 'boolean',
+                                               ),
+                                               'reusable'        => array(
+                                                       'type' => 'boolean',
+                                               ),
+                                       ),
+                               ),
+                               'textdomain'   => array(
+                                       'type' => 'string',
+                               ),
+                               'title'        => array(
+                                       'type' => 'string',
+                               ),
+                       ),
+                       'required'             => array( 'name', 'title' ),
+                       'additionalProperties' => false,
+               );
+       }
+
+       /**
+        * Validate a PHP object representation of a block.json file.
+        *
+        * @param object|WP_Error $block_json
+        *
+        * @return bool|WP_Error
+        */
+       public function validate( $block_json ) {
+               // A WP_Error instance is technically an object, but shouldn't be validated.
+               if ( is_wp_error( $block_json ) ) {
+                       return $block_json;
+               }
+
+               $schema = self::schema();
+
+               $this->validate_object( $block_json, 'block.json', $schema );
+               $this->check_conditional_properties( $block_json );
+
+               if ( $this->messages->has_errors() ) {
+                       return $this->messages;
+               }
+
+               return true;
+       }
+
+       /**
+        * Check for properties that are conditionally required.
+        *
+        * @param object $block_json
+        *
+        * @return void
+        */
+       protected function check_conditional_properties( $block_json ) {
+               if ( ! is_object( $block_json ) ) {
+                       return;
+               }
+
+               if ( ! isset( $block_json->script ) && ! isset( $block_json->editorScript ) ) {
+                       $this->messages->add(
+                               'error',
+                               sprintf(
+                                       __( 'At least one of the following properties must be present: %s', 'wporg-plugins' ),
+                                       // translators: used between list items, there is a space after the comma.
+                                       '<code>script</code>' . __( ', ', 'wporg-plugins' ) . '<code>editorScript</code>'
+                               )
+                       );
+                       $this->append_error_data( 'block.json:script', 'error' );
+                       $this->append_error_data( 'block.json:editorScript', 'error' );
+               }
+
+               if ( ! isset( $block_json->style ) && ! isset( $block_json->editorStyle ) ) {
+                       $this->messages->add(
+                               'error',
+                               sprintf(
+                                       __( 'At least one of the following properties must be present: %s', 'wporg-plugins' ),
+                                       // translators: used between list items, there is a space after the comma.
+                                       '<code>style</code>' . __( ', ', 'wporg-plugins' ) . '<code>editorStyle</code>'
+                               )
+                       );
+                       $this->append_error_data( 'block.json:style', 'error' );
+                       $this->append_error_data( 'block.json:editorStyle', 'error' );
+               }
+       }
+
+       /**
+        * Validate an object and its properties.
+        *
+        * @param object $object The value to validate as an object.
+        * @param string $prop   The name of the property, used in error reporting.
+        * @param array  $schema The schema for the property, used for validation.
+        *
+        * @return bool
+        */
+       protected function validate_object( $object, $prop, $schema ) {
+               if ( ! is_object( $object ) ) {
+                       $this->messages->add(
+                               'error',
+                               sprintf(
+                                       __( 'The %s property must contain an object value.', 'wporg-plugins' ),
+                                       '<code>' . $prop . '</code>'
+                               )
+                       );
+                       $this->append_error_data( $prop, 'error' );
+
+                       return false;
+               }
+
+               $results = array();
+
+               if ( isset( $schema['required'] ) ) {
+                       foreach ( $schema['required'] as $required_prop ) {
+                               if ( ! property_exists( $object, $required_prop ) ) {
+                                       $this->messages->add(
+                                               'error',
+                                               sprintf(
+                                                       __( 'The %1$s property is required in the %2$s object.', 'wporg-plugins' ),
+                                                       '<code>' . $required_prop . '</code>',
+                                                       '<code>' . $prop . '</code>'
+                                               )
+                                       );
+                                       $this->append_error_data( "$prop:$required_prop", 'error' );
+                                       $results[] = false;
+                               }
+                       }
+               }
+
+               if ( isset( $schema['properties'] ) ) {
+                       foreach ( $schema['properties'] as $subprop => $subschema ) {
+                               if ( ! isset( $object->$subprop ) ) {
+                                       continue;
+                               }
+
+                               if ( isset( $subschema['type'] ) ) {
+                                       $results[] = $this->route_validation_for_type(
+                                               $subschema['type'],
+                                               $object->$subprop,
+                                               "$prop:$subprop",
+                                               $subschema
+                                       );
+                               }
+                       }
+               }
+
+               if ( isset( $schema['additionalProperties'] ) ) {
+                       if ( false === $schema['additionalProperties'] ) {
+                               foreach ( array_keys( get_object_vars( $object ) ) as $key ) {
+                                       if ( ! isset( $schema['properties'][ $key ] ) ) {
+                                               $this->messages->add(
+                                                       'warning',
+                                                       sprintf(
+                                                               __( '%1$s is not a valid property in the %2$s object.', 'wporg-plugins' ),
+                                                               '<code>' . $key . '</code>',
+                                                               '<code>' . $prop . '</code>'
+                                                       )
+                                               );
+                                               $this->append_error_data( "$prop:$key", 'warning' );
+                                               $results[] = false;
+                                               continue;
+                                       }
+                               }
+                       } elseif ( isset( $schema['additionalProperties']['type'] ) ) {
+                               foreach ( $object as $subprop => $subvalue ) {
+                                       $results[] = $this->route_validation_for_type(
+                                               $schema['additionalProperties']['type'],
+                                               $subvalue,
+                                               "$prop:$subprop",
+                                               $schema['additionalProperties']
+                                       );
+                               }
+                       }
+               }
+
+               return ! in_array( false, $results, true );
+       }
+
+       /**
+        * Validate an array and its items.
+        *
+        * @param array  $array  The value to validate as an array.
+        * @param string $prop   The name of the property, used in error reporting.
+        * @param array  $schema The schema for the property, used for validation.
+        *
+        * @return bool
+        */
+       protected function validate_array( $array, $prop, $schema ) {
+               if ( ! is_array( $array ) ) {
+                       $this->messages->add(
+                               'error',
+                               sprintf(
+                                       __( 'The %s property must contain an array value.', 'wporg-plugins' ),
+                                       '<code>' . $prop . '</code>'
+                               )
+                       );
+                       $this->append_error_data( $prop, 'error' );
+
+                       return false;
+               }
+
+               if ( isset( $schema['items']['type'] ) ) {
+                       $results = array();
+                       $index   = 0;
+
+                       foreach ( $array as $item ) {
+                               $results[] = $this->route_validation_for_type(
+                                       $schema['items']['type'],
+                                       $item,
+                                       $prop . "[$index]",
+                                       $schema['items']
+                               );
+                               $index ++;
+                       }
+
+                       return ! in_array( false, $results, true );
+               }
+
+               return true;
+       }
+
+       /**
+        * Validate a string.
+        *
+        * @param string $string The value to validate as a string.
+        * @param string $prop   The name of the property, used in error reporting.
+        * @param array  $schema The schema for the property, used for validation.
+        *
+        * @return bool
+        */
+       protected function validate_string( $string, $prop, $schema ) {
+               if ( ! is_string( $string ) ) {
+                       $this->messages->add(
+                               'error',
+                               sprintf(
+                                       __( 'The %s property must contain a string value.', 'wporg-plugins' ),
+                                       '<code>' . $prop . '</code>'
+                               )
+                       );
+                       $this->append_error_data( $prop, 'error' );
+
+                       return false;
+               }
+
+               if ( isset( $schema['enum'] ) ) {
+                       if ( ! in_array( $string, $schema['enum'], true ) ) {
+                               $this->messages->add(
+                                       'warning',
+                                       sprintf(
+                                               __( '"%1$s" is not a valid value for the %2$s property.', 'wporg-plugins' ),
+                                               esc_html( $string ),
+                                               '<code>' . $prop . '</code>'
+                                       )
+                               );
+                               $this->append_error_data( $prop, 'warning' );
+                       }
+               }
+
+               if ( isset( $schema['pattern'] ) ) {
+                       if ( ! preg_match( '#' . $schema['pattern'] . '#', $string ) ) {
+                               $pattern_description = $this->get_human_readable_pattern_description( $schema['pattern'] );
+                               if ( $pattern_description ) {
+                                       $message = sprintf(
+                                               $pattern_description,
+                                               '<code>' . $prop . '</code>'
+                                       );
+                               } else {
+                                       $message = sprintf(
+                                               __( 'The value of %s does not match the required pattern.', 'wporg-plugins' ),
+                                               '<code>' . $prop . '</code>'
+                                       );
+                               }
+
+                               $this->messages->add( 'warning', $message );
+                               $this->append_error_data( $prop, 'warning' );
+                       }
+               }
+
+               return true;
+       }
+
+       /**
+        * Validate a boolean.
+        *
+        * @param bool   $boolean The value to validate as a boolean.
+        * @param string $prop    The name of the property, used in error reporting.
+        *
+        * @return bool
+        */
+       protected function validate_boolean( $boolean, $prop ) {
+               if ( ! is_bool( $boolean ) ) {
+                       $this->messages->add(
+                               'error',
+                               sprintf(
+                                       __( 'The %s property must contain a boolean value.', 'wporg-plugins' ),
+                                       '<code>' . $prop . '</code>'
+                               )
+                       );
+                       $this->append_error_data( $prop, 'error' );
+
+                       return false;
+               }
+
+               return true;
+       }
+
+       /**
+        * Send a property value to the correct validator depending on which type(s) it can be.
+        *
+        * @param string|array $valid_types
+        * @param mixed        $value
+        * @param string       $prop
+        * @param array        $schema
+        *
+        * @return bool
+        */
+       protected function route_validation_for_type( $valid_types, $value, $prop, $schema ) {
+               // There is a single valid type.
+               if ( is_string( $valid_types ) ) {
+                       $method = "validate_$valid_types";
+                       return $this->$method( $value, $prop, $schema );
+               }
+
+               // There are multiple valid types in an array.
+               foreach ( $valid_types as $type ) {
+                       switch ( $type ) {
+                               case 'boolean':
+                                       $check = 'is_bool';
+                                       break;
+                               default:
+                                       $check = "is_$type";
+                                       break;
+                       }
+
+                       if ( $check( $value ) ) {
+                               $method = "validate_$type";
+                               return $this->$method( $value, $prop, $schema );
+                       }
+               }
+
+               // Made it this far, it's none of the valid types.
+               $this->messages->add(
+                       'error',
+                       sprintf(
+                               __( 'The %1$s property must contain a value that is one of these types: %2$s', 'wporg-plugins' ),
+                               '<code>' . $prop . '</code>',
+                               // translators: used between list items, there is a space after the comma.
+                               '<code>' . implode( '</code>' . __( ', ', 'wporg-plugins' ) . '<code>', $valid_types ) . '</code>'
+                       )
+               );
+               $this->append_error_data( $prop, 'error' );
+
+               return false;
+       }
+
+       /**
+        * Add more data to an error code.
+        *
+        * The `add_data` method in WP_Error replaces data with each subsequent call with the same error code.
+        *
+        * @param mixed  $new_data   The data to append.
+        * @param string $error_code The error code to assign the data to.
+        *
+        * @return void
+        */
+       protected function append_error_data( $new_data, $error_code ) {
+               $data   = $this->messages->get_error_data( $error_code ) ?: array();
+               $data[] = $new_data;
+               $this->messages->add_data( $data, $error_code );
+       }
+
+       /**
+        * Get a description of a regex pattern that can be understood by humans.
+        *
+        * @param string $pattern A regex pattern.
+        *
+        * @return string
+        */
+       protected function get_human_readable_pattern_description( $pattern ) {
+               $description = '';
+
+               switch ( $pattern ) {
+                       case '\.css$':
+                               $description = __( 'The value of %s must end in ".css".', 'wporg-plugins' );
+                               break;
+                       case '\.js$':
+                               $description = __( 'The value of %s must end in ".js".', 'wporg-plugins' );
+                               break;
+               }
+
+               return $description;
+       }
+}
</ins><span class="cx" style="display: block; padding: 0 10px">Property changes on: sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/block-json/class-validator.php
</span><span class="cx" style="display: block; padding: 0 10px">___________________________________________________________________
</span></span></pre></div>
<a id="svneolstyle"></a>
<div class="addfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Added: svn:eol-style</h4></div>
<ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+native
</ins><span class="cx" style="display: block; padding: 0 10px">\ No newline at end of property
</span><a id="sitestrunkwordpressorgpublic_htmlwpcontentpluginsplugindirectorycliclassblockplugincheckerphp"></a>
<div class="addfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Added: sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/cli/class-block-plugin-checker.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/cli/class-block-plugin-checker.php                              (rev 0)
+++ sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/cli/class-block-plugin-checker.php        2020-07-02 07:12:48 UTC (rev 9993)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -0,0 +1,493 @@
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+<?php
+namespace WordPressdotorg\Plugin_Directory\CLI;
+
+use WordPressdotorg\Plugin_Directory\Readme\Parser as Readme_Parser;
+use WordPressdotorg\Plugin_Directory\Tools\Filesystem;
+use WordPressdotorg\Plugin_Directory\Tools\SVN;
+use WordPressdotorg\Plugin_Directory\Block_JSON\Parser as Block_JSON_Parser;
+use WordPressdotorg\Plugin_Directory\Block_JSON\Validator as Block_JSON_Validator;
+
+/**
+ * A class that can examine a plugin, and evaluate and return status info that would be useful for a validator or similar tool.
+ *
+ * Note: I've written this as one class for convenience, but as it's evolved I think it would make sense to split it in two: one for collecting data
+ * (particularly the prepare*() and find*() functions), and a separate class for the checks.
+ *
+ * @package WordPressdotorg\Plugin_Directory\CLI
+ */
+class Block_Plugin_Checker {
+
+       protected $allowed_hosts = array(
+               'github.com',
+               'plugins.svn.wordpress.org',
+       );
+
+       protected $path_to_plugin = null;
+       protected $check_methods = array();
+       protected $results = array();
+
+       public $slug = null;
+       public $repo_url = null;
+       public $repo_revision = null;
+       protected $readme_path = null;
+       protected $readme = null;
+       protected $headers = null;
+       protected $blocks = null;
+       protected $block_json_files = null;
+       protected $block_json_validation = array();
+
+       /**
+        * Constructor.
+        *
+        * @param string $slug The plugin slug, if known. Optional.
+        */
+       public function __construct( $slug = null ) {
+               $this->slug = $slug;
+       }
+
+       /**
+        * Check a plugin given the URL of a Subversion or GitHub repo.
+        * Note that only hosts listed in $allowed_hosts are permitted.
+        *
+        * @param string $url The URL of a Subversion or GitHub repository.
+        * @return array A list of status items.
+        */
+       public function run_check_plugin_repo( $url ) {
+
+               // git@github.com:sortabrilliant/jumbotron.git
+
+               if ( preg_match( '#^\w+@github[.]com:(\w+/[^.]+)(?:\.git)?$#', $url, $matches ) ) {
+                       $url = 'https://github.com/' . $matches[1];
+               }
+
+               // Parse the URL with whitespace and trailing / trimmed
+               $url_parts = wp_parse_url( rtrim( trim( $url ), '/' ) );
+
+               if ( empty( $url_parts ) ) {
+                       $this->record_result(
+                               __FUNCTION__,
+                               'error',
+                               sprintf( __( 'Invalid url %s', 'wporg-plugins' ), $url ),
+                               $url
+                       );
+                       return $this->results;
+               }
+
+               if ( empty( $url_parts['host'] ) || !in_array( $url_parts['host'], $this->allowed_hosts ) ) {
+                       $this->record_result(
+                               __FUNCTION__,
+                               'error',
+                               sprintf( __( 'URL must be GitHub or plugins.svn.wordpress.org %s', 'wporg-plugins' ), $url ),
+                               $url
+                       );
+                       return $this->results;
+               }
+
+               if ( 'plugins.svn.wordpress.org' === $url_parts['host'] ) {
+                       $path_parts = explode( '/', $url_parts[ 'path' ], 3 );
+                       if ( empty( $path_parts[1] ) ) {
+                               $this->record_result(
+                                       __FUNCTION__,
+                                       'error',
+                                       sprintf( __( 'URL must be a plugin repository %s', 'wporg-plugins' ), $url ),
+                                       $url
+                               );
+                               return $this->results;
+                       }
+
+                       $this->slug = $path_parts[1];
+                       $url = 'https://plugins.svn.wordpress.org/' . $path_parts[1];
+                       if ( 4 === count( $path_parts )
+                               && ( 'tags' === $path_parts[2] || 'branches' === $path_parts[2] )
+                               && ( !empty( $path_parts[3] ) ) ) {
+                               $url .= $path_parts[2] . '/' . $path_parts[3];
+                       } else {
+                               $url .= '/trunk';
+                       }
+               } elseif ( 'github.com' === $url_parts['host'] ) {
+                       // https://github.com/sortabrilliant/jumbotron
+                       // git@github.com:sortabrilliant/jumbotron.git
+                       // https://github.com/sortabrilliant/jumbotron.git
+                       //
+                       if ( preg_match( '#^/(\w+/[^.]+)(?:\.git)?$#', $url_parts[ 'path' ], $matches ) ) {
+                               $url = 'https://github.com/' . $matches[1] . '.git/trunk';
+                       } else {
+                               $this->record_result(
+                                       __FUNCTION__,
+                                       'error',
+                                       sprintf( __( 'URL must be a plugin repository %s', 'wporg-plugins' ), $url ),
+                                       $url
+                               );
+                               return $this->results;
+                       }
+               }
+
+               $url = esc_url_raw( $url );
+
+               $path = $this->export_plugin( $url );
+
+               if ( $path ) {
+                       $result = $this->run_check_plugin_files( $path );
+
+                       return $result;
+               } else {
+                       return $this->results;
+               }
+               
+       }
+
+       function export_plugin( $svn_url ) {
+
+
+               // Generate a unique tmp file directory name, but don't create it.
+               $path = Filesystem::temp_directory( '/tmp/blockplugin' );
+
+               $export = SVN::export( $svn_url, $path, array( 'ignore-externals', 'force' ) );
+               if ( $export['result'] ) {
+                       $this->repo_revision = $export['revision'];
+                       $this->repo_url = $svn_url;
+                       return $path;
+               } else {
+                       $this->record_result(
+                               __FUNCTION__,
+                               'error',
+                               sprintf( __( 'Error fetching repository %s: %s', 'wporg-plugins' ), $svn_url, $export['errors'][0]['error_code'] ),
+                               $export['errors']
+                       );
+                       return false;
+               }
+
+       }
+
+       /**
+        * Check a plugin that has been unzipped or exported to a local filesystem.
+        *
+        * @param string $path_to_plugin Location where the plugin has been stored.
+        * @return array A list of status items.
+        */
+       public function run_check_plugin_files( $path_to_plugin ) {
+               $this->path_to_plugin = $path_to_plugin;
+               $this->init();
+               $this->prepare_data();
+               $this->run_all_checks();
+               return $this->results;
+       }
+
+       protected function init() {
+
+               // Find all the methods on this class starting with `check_`
+               $methods = get_class_methods( $this );
+               foreach ( $methods as $method ) {
+                       if ( 0 === strpos( $method, 'check_' ) )
+                               $this->check_methods[] = $method;
+               }
+       }
+
+       protected function prepare_data() {
+               // Parse and stash the readme data
+               $this->readme_path = Import::find_readme_file( $this->path_to_plugin );
+               $this->readme = new Readme_Parser( $this->readme_path );
+
+               // Parse and stash plugin headers
+               $this->headers = Import::find_plugin_headers( $this->path_to_plugin );
+
+               // Parse and stash block info
+               $this->blocks = $this->find_blocks( $this->path_to_plugin );
+
+               foreach ( $this->block_json_files as $block_json_file ) {
+                       $validator = new Block_JSON_Validator();
+                       $block_json = Block_JSON_Parser::parse( array( 'file' => $block_json_file ) );
+                       $this->block_json_validation[ $block_json_file ] = $validator->validate( $block_json );
+               }
+       }
+
+       public function relative_filename( $filename ) {
+               return str_replace( "{$this->path_to_plugin}/", '', $filename );
+       }
+
+       public function run_all_checks() {
+               foreach ( array_unique( $this->check_methods ) as $method ) {
+                       call_user_func( array( $this, $method ) );
+               }
+       }
+
+       public function find_blocks( $base_dir ) {
+               $this->block_json_files = Filesystem::list_files( $base_dir, true, '!(?:^|/)block\.json$!i' );
+               if ( false && ! empty( $this->block_json_files ) ) {
+                       foreach ( $block_json_files as $filename ) {
+                               $blocks_in_file = Import::find_blocks_in_file( $filename );
+                               $relative_filename = $this->relative_filename( $filename );
+                               $potential_block_directories[] = dirname( $relative_filename );
+                               foreach ( $blocks_in_file as $block ) {
+                                       $blocks[ $block->name ] = $block;
+                               }
+                       }
+               } else {
+                       foreach ( Filesystem::list_files( $base_dir, true, '!\.(?:php|js|jsx)$!i' ) as $filename ) {
+                               $blocks_in_file = Import::find_blocks_in_file( $filename );
+                               if ( ! empty( $blocks_in_file ) ) {
+                                       $relative_filename = $this->relative_filename( $filename );
+                                       $potential_block_directories[] = dirname( $relative_filename );
+                                       foreach ( $blocks_in_file as $block ) {
+                                               if ( preg_match( '!\.(?:js|jsx)$!i', $relative_filename ) && empty( $block->script ) )
+                                                       $block->script = $relative_filename;
+                                               $blocks[ $block->name ] = $block;
+                                       }
+                               }
+                       }
+               }
+
+               return $blocks;
+       }
+
+       public function find_block_scripts() {
+               $block_scripts = array();
+               foreach ( $this->blocks as $block ) {
+                       $scripts = Import::extract_file_paths_from_block_json( $block );
+                       if ( isset( $block_scripts[ $block->name ] ) ) {
+                               $block_scripts[ $block->name ] = array_merge( $block_scripts[ $block->name ], $scripts );
+                       } else {
+                               $block_scripts[ $block->name ] = $scripts;
+                       }
+               }
+
+               return $block_scripts;
+       }
+
+       /**
+        * Used by check_*() functions to record info.
+        *
+        * @param string $check_name An unambiguous name of the check. Should normally be the calling __FUNCTION__.
+        * @param string $type The type of info being recorded: 'error', 'problem', 'info', etc.
+        * @param string $message A human-readable message explaining the info.
+        * @param mixed $data Additional data related to the info, optional. Typically a string or array.
+        */
+       protected function record_result( $check_name, $type, $message, $data = null ) {
+               $this->results[] = (object) array(
+                       'check_name' => $check_name,
+                       'type' => $type,
+                       'message' => $message, 
+                       'data' => $data );
+       }
+
+       /**
+        * Check functions below here. Must be named `check_*()`.
+        */
+
+       /**
+        * Readme.txt file must be present.
+        */
+       function check_readme_exists() {
+               if ( empty( $this->readme_path ) || !file_exists( $this->readme_path ) ) {
+                       $this->record_result( __FUNCTION__,
+                               'error',
+                               __( 'Missing readme.txt file', 'wporg-plugins' ),
+                               $this->relative_filename( $this->readme_path )
+                       );
+               }
+       }
+
+       /**
+        * Readme should have a license.
+        */
+       function check_license() {
+               if ( empty( $this->readme->license ) ) {
+                       $this->record_result( __FUNCTION__,
+                               'warning',
+                               __( 'Missing license in readme.txt.', 'wporg-plugins' )
+                       );
+               } else {
+                       $this->record_result( __FUNCTION__,
+                               'info',
+                               __( 'Found a license in readme.txt.', 'wporg-plugins' ),
+                               $this->readme->license
+                       );
+               }
+       }
+
+       /**
+        * Does the plugin have a block name that already exists in the DB?
+        * Note that this isn't a blocker if we're re-running checks on a plugin that has already been uploaded, since it will match with itself.
+        */
+       function check_for_duplicate_block_name() {
+               foreach ( $this->blocks as $block ) {
+                       if ( !trim( strval( $block->name ) ) )
+                               continue;
+
+                       $query_args = array(
+                               'post_type' => 'plugin',
+                               'meta_query' => array(
+                                       array(
+                                               'key' => 'block_name',
+                                               'value' => $block->name,
+                                       )
+                               )
+                       );
+
+                       $query = new \WP_Query( $query_args );
+                       if ( $query->found_posts > 0 ) {
+                               foreach ( $query->posts as $post ) {
+                                       if ( $this->slug && $this->slug === $post->post_name )
+                                               continue; // It's this very same plugin
+
+                                       $this->record_result( __FUNCTION__, 
+                                               'info', 
+                                               sprintf( __( 'Block name already exists in plugin %s', 'wporg-plugins' ), $query->posts[0]->post_name ), 
+                                               [ 'block_name' => $block->name, 'slug' => $post->post_name ]
+                                       );
+                               }
+                       }
+               }
+
+       }
+
+       /**
+        * There should be at least one block.
+        */
+       function check_for_blocks() {
+               if ( 0 === count( $this->blocks ) ) {
+                       $this->record_result( __FUNCTION__,
+                               'error',
+                               __( 'No blocks found in plugin.', 'wporg-plugins' )
+                       );
+               } else {
+                       $this->record_result( __FUNCTION__,
+                               'info',
+                               sprintf( _n( 'Found %d block', 'Found %d blocks', count( $this->blocks ), 'wporg-plugins' ), count( $this->blocks ) ),
+                               array_keys( $this->blocks )
+                       );
+               }
+       }
+
+       /**
+        * Every block should have a block.json file, ideally.
+        */
+       function check_for_block_json() {
+               foreach ( $this->blocks as $block_name => $block_info ) {
+                       if ( !empty( $this->block_json_files[ $block_name ] ) ) {
+                               $this->record_result( __FUNCTION__,
+                                       'info',
+                                       sprintf( __( 'block.json file exists for block %s', 'wporg-plugins' ), $block_name ),
+                                       $this->block_json_files[ $block_name ]
+                               );
+                       }
+               }
+
+               if ( empty( $this->block_json_files ) ) {
+                       $this->record_result( __FUNCTION__,
+                               'warning',
+                               __( 'No block.json files were found', 'wporg-plugins' )
+                       );
+               }
+       }
+
+       /**
+        * Do the blocks all have available script assets, either discoverable or in the block.json file?
+        */
+       function check_for_block_scripts() {
+               $block_scripts = $this->find_block_scripts();
+
+               foreach ( $this->blocks as $block_name => $block_info ) {
+                       if ( !empty( $block_scripts[ $block_name ] ) ) {
+                               $this->record_result( __FUNCTION__,
+                                       'info',
+                                       sprintf( __( 'Scripts found for block %s', 'wporg-plugins' ), $block_name ),
+                                       $block_scripts[ $block_name ]
+                               );
+                       } else {
+                               $this->record_result( __FUNCTION__,
+                                       'warning',
+                                       sprintf( __( 'No scripts found for block %s', 'wporg-plugins' ), $block_name ),
+                                       $block_name
+                               );
+                       }
+               }
+       }
+
+       /**
+        * Do the script files all exist?
+        */
+       function check_for_block_script_files() {
+               foreach ( $this->find_block_scripts() as $block_name => $scripts ) {
+                       foreach ( $scripts as $script ) {
+                               if ( file_exists( $this->path_to_plugin . $script ) ) {
+                                       $this->record_result( __FUNCTION__,
+                                               'info',
+                                               sprintf( __( 'Script file exists for block %s', 'wporg-plugins' ), $block_name ),
+                                               $script
+                                       );
+                               } else {
+                                       $this->record_result( __FUNCTION__,
+                                               'warning',
+                                               sprintf( __( 'Missing script file for block %s', 'wporg-plugins' ), $block_name ),
+                                               $script
+                                       );
+                               }
+                       }
+               }
+       }
+
+       /**
+        * Does the JS call registerBlockType?
+        */
+       function check_for_register_block_type() {
+               $block_files = array();
+               foreach ( Filesystem::list_files( $this->path_to_plugin, true, '!\.(?:js|jsx)$!i' ) as $filename ) {
+                       $js = file_get_contents( $filename );
+                       // TODO: need something better than this. find_blocks_in_file() misses quite a few unfortunately.
+                       if ( false !== strpos( $js, 'registerBlockType' ) ) {
+                               $block_files[] = $filename;
+                       }
+                       unset( $js );
+               }
+
+               if ( empty( $block_files ) ) {
+                       $this->record_result( __FUNCTION__,
+                               'error',
+                               sprintf( __( 'registerBlockType() must be called in a JavaScript file', 'wporg-plugins' ) )
+                       );
+               }
+       }
+
+       /**
+        * Are the block.json files parseable?
+        */
+       function check_block_json_is_valid_json() {
+               foreach ( $this->block_json_validation as $block_json_file => $result ) {
+                       if ( is_wp_error( $result ) ) {
+                               if ( $message = $result->get_error_message( 'json_parse_error' ) ) {
+                                       $this->record_result( __FUNCTION__,
+                                               'error',
+                                               sprintf( __( 'Error attempting to parse json in %s: %s', 'wporg-plugins' ), $this->relative_filename( $block_json_file ), $message ),
+                                               $this->relative_filename( $block_json_file )
+                                       );
+                               }
+                       }
+               }
+       }
+
+       /**
+        * Are the block.json files valid?
+        */
+       function check_block_json_is_valid() {
+               foreach ( $this->block_json_validation as $block_json_file => $result ) {
+                       foreach ( $result->get_error_codes() as $code ) {
+                               $messages = $result->get_error_messages( $code );
+                               foreach ( $messages as $i => $message ) {
+                                       if ( 'json_parse_error' === $code ) {
+                                               continue; // Already handled in check_block_json_is_valid_json
+                                       } else {
+                                               $this->record_result( __FUNCTION__,
+                                                       ( 'error' === $code ? 'warning' : $code ), // TODO: be smarter about mapping these
+                                                       $message,
+                                                       array( 
+                                                               $this->relative_filename( $block_json_file ),
+                                                               $result->get_error_data( $code )
+                                                       )
+                                               );
+                                       }
+                               }
+                       }
+               }
+       }
+}
</ins><span class="cx" style="display: block; padding: 0 10px">Property changes on: sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/cli/class-block-plugin-checker.php
</span><span class="cx" style="display: block; padding: 0 10px">___________________________________________________________________
</span></span></pre></div>
<a id="svneolstyle"></a>
<div class="addfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Added: svn:eol-style</h4></div>
<ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+native
</ins><span class="cx" style="display: block; padding: 0 10px">\ No newline at end of property
</span><a id="sitestrunkwordpressorgpublic_htmlwpcontentpluginsplugindirectoryshortcodesclassblockvalidatorphp"></a>
<div class="addfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Added: sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/shortcodes/class-block-validator.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/shortcodes/class-block-validator.php                            (rev 0)
+++ sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/shortcodes/class-block-validator.php      2020-07-02 07:12:48 UTC (rev 9993)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -0,0 +1,84 @@
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+<?php
+namespace WordPressdotorg\Plugin_Directory\Shortcodes;
+
+use WordPressdotorg\Plugin_Directory\CLI\Block_Plugin_Checker;
+
+class Block_Validator {
+
+       /**
+        * Displays a form to validate block plugins.   
+        */
+       public static function display() {
+               ?>
+               <div class="wrap">
+<?php
+               if ( $_POST && wp_verify_nonce( $_POST['block-nonce'], 'validate-block-plugin' ) ) {
+
+                               self::validate_block( $_POST['plugin_url'] );
+                       }
+
+                       $plugin_url      = $_REQUEST['plugin_url'] ?? '';
+                       ?>
+
+                       <form method="post" action="">
+                               <p>
+                                       <input type="text" name="plugin_url" size="70" placeholder="https://plugins.svn.wordpress.org/" value="<?php echo esc_url( $plugin_url ); ?>" />
+                                       <input type="submit" class="button button-secondary" value="<?php esc_attr_e( 'Validate!', 'wporg-plugins' ); ?>" />
+                                       <?php wp_nonce_field( 'validate-block-plugin', 'block-nonce' ); ?>
+                               </p>
+                       </form>
+
+               </div>
+               <?php
+       }
+
+       /**
+        * Validates readme.txt contents and adds feedback.
+        */
+       protected static function validate_block( $plugin_url ) {
+
+               $checker = new Block_Plugin_Checker();
+               $results = $checker->run_check_plugin_repo( $plugin_url );
+
+               if ( $checker->repo_url && $checker->repo_revision ) {
+                       echo '<h2>Validating..</h2>';
+                       echo '<p>Results for ' . esc_url( $checker->repo_url ) . ' revision ' . esc_html( $checker->repo_revision ) . '</p>';
+               }
+
+               $results_by_type = array();
+               foreach ( $results as $item ) {
+                       $results_by_type[ $item->type ][] = $item;
+               }
+
+
+               $output = '';
+
+               $error_types = array(
+                       'error'   => __( 'Fatal Errors:', 'wporg-plugins' ),
+                       'warning' => __( 'Warnings:', 'wporg-plugins' ),
+                       'info'    => __( 'Notes:', 'wporg-plugins' ),
+               );
+               foreach ( $error_types as $type => $warning_label ) {
+
+                               if ( empty( $results_by_type[ $type ] ) )
+                                       continue;
+
+                               $output .= "<h3>{$warning_label}</h3>\n";
+                               $output .= "<div class='notice notice-{$type} notice-alt'>\n";
+                               $output .= "<ul class='{$type}'>\n";
+                               foreach ( $results_by_type[ $type ] as $item ) {
+                                       $output .= "<li title='{$item->check_name}'><a href='/hypothetical/doc/page#{$item->check_name}'><span class='dashicons dashicons-info'></span></a> {$item->message}</li>\n";
+                               }
+                               $output .= "</ul>\n";
+                               $output .= "</div>\n";
+               }
+
+               if ( empty( $output ) ) {
+                       $output .= '<div class="notice notice-success notice-alt">';
+                       $output .= '<p>' . __( 'Congratulations! No errors found.', 'wporg-plugins' ) . '</p>';
+                       $output .= '</div>';
+               }
+
+               echo $output;
+       }
+}
</ins><span class="cx" style="display: block; padding: 0 10px">Property changes on: sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/shortcodes/class-block-validator.php
</span><span class="cx" style="display: block; padding: 0 10px">___________________________________________________________________
</span></span></pre></div>
<a id="svneolstyle"></a>
<div class="addfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Added: svn:eol-style</h4></div>
<ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+native
</ins><span class="cx" style="display: block; padding: 0 10px">\ No newline at end of property
</span></div>

</body>
</html>