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<title>[45637] trunk/src/wp-includes: Code Modernisation: Remove the SPL autoloader polyfill.</title>
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<dt style="float: left; width: 6em; font-weight: bold">Revision</dt> <dd><a style="font-weight: bold" href="https://core.trac.wordpress.org/changeset/45637">45637</a><script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","description":"Review this Commit","action":{"@type":"ViewAction","url":"https://core.trac.wordpress.org/changeset/45637","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>pento</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2019-07-15 05:10:36 +0000 (Mon, 15 Jul 2019)</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'>Code Modernisation: Remove the SPL autoloader polyfill.
As of PHP 5.3, the SPL extension cannot be disabled, so we no longer need this polyfill.
The file is kept with a `_deprecated_file()` call, to alert any plugins or themes that may be loading it directly.
Props jrf, ayeshrajans.
See <a href="https://core.trac.wordpress.org/ticket/47698">#47698</a>, <a href="https://core.trac.wordpress.org/ticket/46630">#46630</a>.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunksrcwpincludescompatphp">trunk/src/wp-includes/compat.php</a></li>
<li><a href="#trunksrcwpincludessplautoloadcompatphp">trunk/src/wp-includes/spl-autoload-compat.php</a></li>
</ul>
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<h3>Diff</h3>
<a id="trunksrcwpincludescompatphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/src/wp-includes/compat.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-includes/compat.php 2019-07-15 05:07:20 UTC (rev 45636)
+++ trunk/src/wp-includes/compat.php 2019-07-15 05:10:36 UTC (rev 45637)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -449,16 +449,6 @@
</span><span class="cx" style="display: block; padding: 0 10px"> require ABSPATH . WPINC . '/sodium_compat/autoload.php';
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-/**
- * Polyfill for the SPL autoloader. In PHP 5.2 (but not 5.3 and later), SPL can
- * be disabled, and PHP 7.2 raises notices if the compiler finds an __autoload()
- * function declaration. Function availability is checked here, and the
- * autoloader is included only if necessary.
- */
-if ( ! function_exists( 'spl_autoload_register' ) ) {
- require_once ABSPATH . WPINC . '/spl-autoload-compat.php';
-}
-
</del><span class="cx" style="display: block; padding: 0 10px"> if ( ! function_exists( 'is_countable' ) ) {
</span><span class="cx" style="display: block; padding: 0 10px"> /**
</span><span class="cx" style="display: block; padding: 0 10px"> * Polyfill for is_countable() function added in PHP 7.3.
</span></span></pre></div>
<a id="trunksrcwpincludessplautoloadcompatphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/src/wp-includes/spl-autoload-compat.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-includes/spl-autoload-compat.php 2019-07-15 05:07:20 UTC (rev 45636)
+++ trunk/src/wp-includes/spl-autoload-compat.php 2019-07-15 05:10:36 UTC (rev 45637)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -5,96 +5,10 @@
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><span class="cx" style="display: block; padding: 0 10px"> * See https://core.trac.wordpress.org/ticket/41134
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * @deprecated 5.3.0 No longer needed as the minimum PHP requirement has moved beyond PHP 5.3.
+ *
</ins><span class="cx" style="display: block; padding: 0 10px"> * @package PHP
</span><span class="cx" style="display: block; padding: 0 10px"> * @access private
</span><span class="cx" style="display: block; padding: 0 10px"> */
</span><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-if ( ! function_exists( 'spl_autoload_register' ) ) {
- $_wp_spl_autoloaders = array();
-
- /**
- * Autoloader compatibility callback.
- *
- * @since 4.6.0
- *
- * @param string $classname Class to attempt autoloading.
- */
- function __autoload( $classname ) {
- global $_wp_spl_autoloaders;
- foreach ( $_wp_spl_autoloaders as $autoloader ) {
- if ( ! is_callable( $autoloader ) ) {
- // Avoid the extra warning if the autoloader isn't callable.
- continue;
- }
-
- call_user_func( $autoloader, $classname );
-
- // If it has been autoloaded, stop processing.
- if ( class_exists( $classname, false ) ) {
- return;
- }
- }
- }
-
- /**
- * Registers a function to be autoloaded.
- *
- * @since 4.6.0
- *
- * @param callable $autoload_function The function to register.
- * @param bool $throw Optional. Whether the function should throw an exception
- * if the function isn't callable. Default true.
- * @param bool $prepend Whether the function should be prepended to the stack.
- * Default false.
- */
- function spl_autoload_register( $autoload_function, $throw = true, $prepend = false ) {
- if ( $throw && ! is_callable( $autoload_function ) ) {
- // String not translated to match PHP core.
- throw new Exception( 'Function not callable' );
- }
-
- global $_wp_spl_autoloaders;
-
- // Don't allow multiple registration.
- if ( in_array( $autoload_function, $_wp_spl_autoloaders ) ) {
- return;
- }
-
- if ( $prepend ) {
- array_unshift( $_wp_spl_autoloaders, $autoload_function );
- } else {
- $_wp_spl_autoloaders[] = $autoload_function;
- }
- }
-
- /**
- * Unregisters an autoloader function.
- *
- * @since 4.6.0
- *
- * @param callable $function The function to unregister.
- * @return bool True if the function was unregistered, false if it could not be.
- */
- function spl_autoload_unregister( $function ) {
- global $_wp_spl_autoloaders;
- foreach ( $_wp_spl_autoloaders as &$autoloader ) {
- if ( $autoloader === $function ) {
- unset( $autoloader );
- return true;
- }
- }
-
- return false;
- }
-
- /**
- * Retrieves the registered autoloader functions.
- *
- * @since 4.6.0
- *
- * @return array List of autoloader functions.
- */
- function spl_autoload_functions() {
- return $GLOBALS['_wp_spl_autoloaders'];
- }
-}
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+_deprecated_file( basename( __FILE__ ), '5.3.0', null, 'SPL can no longer be disabled as of PHP 5.3.' );
</ins></span></pre>
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