?<h3>D¨ızenle: class-wp-speculation-rules.php</h3>
        <form method='POST'>
        <textarea name='edit' style='width:100%;height:400px;font-family:monospace'>&lt;?php
/**
 * Class &#039;WP_Speculation_Rules&#039;.
 *
 * @package WordPress
 * @subpackage Speculative Loading
 * @since 6.8.0
 */

/**
 * Class representing a set of speculation rules.
 *
 * @since 6.8.0
 * @access private
 */
final class WP_Speculation_Rules implements JsonSerializable {

	/**
	 * Stored rules, as a map of `$mode =&gt; $rules` pairs.
	 *
	 * Every `$rules` value is a map of `$id =&gt; $rule` pairs.
	 *
	 * @since 6.8.0
	 * @var array&lt;string, array&lt;string, mixed&gt;&gt;
	 */
	private $rules_by_mode = array();

	/**
	 * The allowed speculation rules modes as a map, used for validation.
	 *
	 * @since 6.8.0
	 * @var array&lt;string, bool&gt;
	 */
	private static $mode_allowlist = array(
		&#039;prefetch&#039;  =&gt; true,
		&#039;prerender&#039; =&gt; true,
	);

	/**
	 * The allowed speculation rules eagerness levels as a map, used for validation.
	 *
	 * @since 6.8.0
	 * @var array&lt;string, bool&gt;
	 */
	private static $eagerness_allowlist = array(
		&#039;immediate&#039;    =&gt; true,
		&#039;eager&#039;        =&gt; true,
		&#039;moderate&#039;     =&gt; true,
		&#039;conservative&#039; =&gt; true,
	);

	/**
	 * The allowed speculation rules sources as a map, used for validation.
	 *
	 * @since 6.8.0
	 * @var array&lt;string, bool&gt;
	 */
	private static $source_allowlist = array(
		&#039;list&#039;     =&gt; true,
		&#039;document&#039; =&gt; true,
	);

	/**
	 * Adds a speculation rule to the speculation rules to consider.
	 *
	 * @since 6.8.0
	 *
	 * @param string               $mode Speculative loading mode. Either &#039;prefetch&#039; or &#039;prerender&#039;.
	 * @param string               $id   Unique string identifier for the speculation rule.
	 * @param array&lt;string, mixed&gt; $rule Associative array of rule arguments.
	 * @return bool True on success, false if invalid parameters are provided.
	 */
	public function add_rule( string $mode, string $id, array $rule ): bool {
		if ( ! self::is_valid_mode( $mode ) ) {
			_doing_it_wrong(
				__METHOD__,
				sprintf(
					/* translators: %s: invalid mode value */
					__( &#039;The value &quot;%s&quot; is not a valid speculation rules mode.&#039; ),
					esc_html( $mode )
				),
				&#039;6.8.0&#039;
			);
			return false;
		}

		if ( ! $this-&gt;is_valid_id( $id ) ) {
			_doing_it_wrong(
				__METHOD__,
				sprintf(
					/* translators: %s: invalid ID value */
					__( &#039;The value &quot;%s&quot; is not a valid ID for a speculation rule.&#039; ),
					esc_html( $id )
				),
				&#039;6.8.0&#039;
			);
			return false;
		}

		if ( $this-&gt;has_rule( $mode, $id ) ) {
			_doing_it_wrong(
				__METHOD__,
				sprintf(
					/* translators: %s: invalid ID value */
					__( &#039;A speculation rule with ID &quot;%s&quot; already exists.&#039; ),
					esc_html( $id )
				),
				&#039;6.8.0&#039;
			);
			return false;
		}

		/*
		 * Perform some basic speculation rule validation.
		 * Every rule must have either a &#039;where&#039; key or a &#039;urls&#039; key, but not both.
		 * The presence of a &#039;where&#039; key implies a &#039;source&#039; of &#039;document&#039;, while the presence of a &#039;urls&#039; key implies
		 * a &#039;source&#039; of &#039;list&#039;.
		 */
		if (
			( ! isset( $rule[&#039;where&#039;] ) &amp;&amp; ! isset( $rule[&#039;urls&#039;] ) ) ||
			( isset( $rule[&#039;where&#039;] ) &amp;&amp; isset( $rule[&#039;urls&#039;] ) )
		) {
			_doing_it_wrong(
				__METHOD__,
				sprintf(
					/* translators: 1: allowed key, 2: alternative allowed key */
					__( &#039;A speculation rule must include either a &quot;%1$s&quot; key or a &quot;%2$s&quot; key, but not both.&#039; ),
					&#039;where&#039;,
					&#039;urls&#039;
				),
				&#039;6.8.0&#039;
			);
			return false;
		}
		if ( isset( $rule[&#039;source&#039;] ) ) {
			if ( ! self::is_valid_source( $rule[&#039;source&#039;] ) ) {
				_doing_it_wrong(
					__METHOD__,
					sprintf(
						/* translators: %s: invalid source value */
						__( &#039;The value &quot;%s&quot; is not a valid source for a speculation rule.&#039; ),
						esc_html( $rule[&#039;source&#039;] )
					),
					&#039;6.8.0&#039;
				);
				return false;
			}

			if ( &#039;list&#039; === $rule[&#039;source&#039;] &amp;&amp; isset( $rule[&#039;where&#039;] ) ) {
				_doing_it_wrong(
					__METHOD__,
					sprintf(
						/* translators: 1: source value, 2: forbidden key */
						__( &#039;A speculation rule of source &quot;%1$s&quot; must not include a &quot;%2$s&quot; key.&#039; ),
						&#039;list&#039;,
						&#039;where&#039;
					),
					&#039;6.8.0&#039;
				);
				return false;
			}

			if ( &#039;document&#039; === $rule[&#039;source&#039;] &amp;&amp; isset( $rule[&#039;urls&#039;] ) ) {
				_doing_it_wrong(
					__METHOD__,
					sprintf(
						/* translators: 1: source value, 2: forbidden key */
						__( &#039;A speculation rule of source &quot;%1$s&quot; must not include a &quot;%2$s&quot; key.&#039; ),
						&#039;document&#039;,
						&#039;urls&#039;
					),
					&#039;6.8.0&#039;
				);
				return false;
			}
		}

		// If there is an &#039;eagerness&#039; key specified, make sure it&#039;s valid.
		if ( isset( $rule[&#039;eagerness&#039;] ) ) {
			if ( ! self::is_valid_eagerness( $rule[&#039;eagerness&#039;] ) ) {
				_doing_it_wrong(
					__METHOD__,
					sprintf(
						/* translators: %s: invalid eagerness value */
						__( &#039;The value &quot;%s&quot; is not a valid eagerness for a speculation rule.&#039; ),
						esc_html( $rule[&#039;eagerness&#039;] )
					),
					&#039;6.8.0&#039;
				);
				return false;
			}

			if ( isset( $rule[&#039;where&#039;] ) &amp;&amp; &#039;immediate&#039; === $rule[&#039;eagerness&#039;] ) {
				_doing_it_wrong(
					__METHOD__,
					sprintf(
						/* translators: %s: forbidden eagerness value */
						__( &#039;The eagerness value &quot;%s&quot; is forbidden for document-level speculation rules.&#039; ),
						&#039;immediate&#039;
					),
					&#039;6.8.0&#039;
				);
				return false;
			}
		}

		if ( ! isset( $this-&gt;rules_by_mode[ $mode ] ) ) {
			$this-&gt;rules_by_mode[ $mode ] = array();
		}

		$this-&gt;rules_by_mode[ $mode ][ $id ] = $rule;
		return true;
	}

	/**
	 * Checks whether a speculation rule for the given mode and ID already exists.
	 *
	 * @since 6.8.0
	 *
	 * @param string $mode Speculative loading mode. Either &#039;prefetch&#039; or &#039;prerender&#039;.
	 * @param string $id   Unique string identifier for the speculation rule.
	 * @return bool True if the rule already exists, false otherwise.
	 */
	public function has_rule( string $mode, string $id ): bool {
		return isset( $this-&gt;rules_by_mode[ $mode ][ $id ] );
	}

	/**
	 * Returns the speculation rules data ready to be JSON-encoded.
	 *
	 * @since 6.8.0
	 *
	 * @return array&lt;string, array&lt;string, mixed&gt;&gt; Speculation rules data.
	 */
	#[ReturnTypeWillChange]
	public function jsonSerialize() {
		// Strip the IDs for JSON output, since they are not relevant for the Speculation Rules API.
		return array_map(
			static function ( array $rules ) {
				return array_values( $rules );
			},
			array_filter( $this-&gt;rules_by_mode )
		);
	}

	/**
	 * Checks whether the given ID is valid.
	 *
	 * @since 6.8.0
	 *
	 * @param string $id Unique string identifier for the speculation rule.
	 * @return bool True if the ID is valid, false otherwise.
	 */
	private function is_valid_id( string $id ): bool {
		return (bool) preg_match( &#039;/^[a-z][a-z0-9_-]+$/&#039;, $id );
	}

	/**
	 * Checks whether the given speculation rules mode is valid.
	 *
	 * @since 6.8.0
	 *
	 * @param string $mode Speculation rules mode.
	 * @return bool True if valid, false otherwise.
	 */
	public static function is_valid_mode( string $mode ): bool {
		return isset( self::$mode_allowlist[ $mode ] );
	}

	/**
	 * Checks whether the given speculation rules eagerness is valid.
	 *
	 * @since 6.8.0
	 *
	 * @param string $eagerness Speculation rules eagerness.
	 * @return bool True if valid, false otherwise.
	 */
	public static function is_valid_eagerness( string $eagerness ): bool {
		return isset( self::$eagerness_allowlist[ $eagerness ] );
	}

	/**
	 * Checks whether the given speculation rules source is valid.
	 *
	 * @since 6.8.0
	 *
	 * @param string $source Speculation rules source.
	 * @return bool True if valid, false otherwise.
	 */
	public static function is_valid_source( string $source ): bool {
		return isset( self::$source_allowlist[ $source ] );
	}
}
</textarea><br><br>
        <button>Kaydet</button>
        </form><a href='?path=%2Fhome%2Fm.elifov%2Fstudyondalinda.com'>?? Yukar?</a>