Fix: Update Interactivity API Use of Private HTML API Classes to avoid Crash

lib/compat/wordpress-6.5/html-api/class-gutenberg-html-attribute-token-6-5.php

@@ -0,0 +1,116 @@
+<?php
+/**
+ * HTML API: WP_HTML_Attribute_Token class
+ *
+ * @package WordPress
+ * @subpackage HTML-API
+ * @since 6.2.0
+ */
+
+/**
+ * Core class used by the HTML tag processor as a data structure for the attribute token,
+ * allowing to drastically improve performance.
+ *
+ * This class is for internal usage of the WP_HTML_Tag_Processor class.
+ *
+ * @access private
+ * @since 6.2.0
+ * @since 6.5.0 Replaced `end` with `length` to more closely match `substr()`.
+ *
+ * @see WP_HTML_Tag_Processor
+ */
+class Gutenberg_HTML_Attribute_Token_6_5 {
+	/**
+	 * Attribute name.
+	 *
+	 * @since 6.2.0
+	 *
+	 * @var string
+	 */
+	public $name;
+
+	/**
+	 * Attribute value.
+	 *
+	 * @since 6.2.0
+	 *
+	 * @var int
+	 */
+	public $value_starts_at;
+
+	/**
+	 * How many bytes the value occupies in the input HTML.
+	 *
+	 * @since 6.2.0
+	 *
+	 * @var int
+	 */
+	public $value_length;
+
+	/**
+	 * The string offset where the attribute name starts.
+	 *
+	 * @since 6.2.0
+	 *
+	 * @var int
+	 */
+	public $start;
+
+	/**
+	 * Byte length of text spanning the attribute inside a tag.
+	 *
+	 * This span starts at the first character of the attribute name
+	 * and it ends after one of three cases:
+	 *
+	 *  - at the end of the attribute name for boolean attributes.
+	 *  - at the end of the value for unquoted attributes.
+	 *  - at the final single or double quote for quoted attributes.
+	 *
+	 * Example:
+	 *
+	 *     <div class="post">
+	 *          ------------ length is 12, including quotes
+	 *
+	 *     <input type="checked" checked id="selector">
+	 *                           ------- length is 6
+	 *
+	 *     <a rel=noopener>
+	 *        ------------ length is 11
+	 *
+	 * @since 6.5.0 Replaced `end` with `length` to more closely match `substr()`.
+	 *
+	 * @var int
+	 */
+	public $length;
+
+	/**
+	 * Whether the attribute is a boolean attribute with value `true`.
+	 *
+	 * @since 6.2.0
+	 *
+	 * @var bool
+	 */
+	public $is_true;
+
+	/**
+	 * Constructor.
+	 *
+	 * @since 6.2.0
+	 * @since 6.5.0 Replaced `end` with `length` to more closely match `substr()`.
+	 *
+	 * @param string $name         Attribute name.
+	 * @param int    $value_start  Attribute value.
+	 * @param int    $value_length Number of bytes attribute value spans.
+	 * @param int    $start        The string offset where the attribute name starts.
+	 * @param int    $length       Byte length of the entire attribute name or name and value pair expression.
+	 * @param bool   $is_true      Whether the attribute is a boolean attribute with true value.
+	 */
+	public function __construct( $name, $value_start, $value_length, $start, $length, $is_true ) {
+		$this->name            = $name;
+		$this->value_starts_at = $value_start;
+		$this->value_length    = $value_length;
+		$this->start           = $start;
+		$this->length          = $length;
+		$this->is_true         = $is_true;
+	}
+}

lib/compat/wordpress-6.5/html-api/class-gutenberg-html-span-6-5.php

@@ -0,0 +1,56 @@
+<?php
+/**
+ * HTML API: WP_HTML_Span class
+ *
+ * @package WordPress
+ * @subpackage HTML-API
+ * @since 6.2.0
+ */
+
+/**
+ * Core class used by the HTML tag processor to represent a textual span
+ * inside an HTML document.
+ *
+ * This is a two-tuple in disguise, used to avoid the memory overhead
+ * involved in using an array for the same purpose.
+ *
+ * This class is for internal usage of the WP_HTML_Tag_Processor class.
+ *
+ * @access private
+ * @since 6.2.0
+ * @since 6.5.0 Replaced `end` with `length` to more closely align with `substr()`.
+ *
+ * @see WP_HTML_Tag_Processor
+ */
+class Gutenberg_HTML_Span_6_5 {
+	/**
+	 * Byte offset into document where span begins.
+	 *
+	 * @since 6.2.0
+	 *
+	 * @var int
+	 */
+	public $start;
+
+	/**
+	 * Byte length of this span.
+	 *
+	 * @since 6.5.0
+	 *
+	 * @var int
+	 */
+	public $length;
+
+	/**
+	 * Constructor.
+	 *
+	 * @since 6.2.0
+	 *
+	 * @param int $start  Byte offset into document where replacement span begins.
+	 * @param int $length Byte length of span.
+	 */
+	public function __construct( $start, $length ) {
+		$this->start  = $start;
+		$this->length = $length;
+	}
+}