1 files changed, 57 insertions, 0 deletions
diff --git a/www/wiki/includes/DeprecatedGlobal.php b/www/wiki/includes/DeprecatedGlobal.php
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+++ b/www/wiki/includes/DeprecatedGlobal.php
@@ -0,0 +1,57 @@
+<?php
+/**
+ * Delayed loading of deprecated global objects.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ */
+
+/**
+ * Class to allow throwing wfDeprecated warnings
+ * when people use globals that we do not want them to.
+ */
+class DeprecatedGlobal extends StubObject {
+	protected $version;
+
+	/**
+	 * @param string $name Global name
+	 * @param callable|string $callback Factory function or class name to construct
+	 * @param bool|string $version Version global was deprecated in
+	 */
+	function __construct( $name, $callback, $version = false ) {
+		parent::__construct( $name, $callback );
+		$this->version = $version;
+	}
+
+	// phpcs:ignore PSR2.Methods.MethodDeclaration.Underscore,PSR2.Classes.PropertyDeclaration.ScopeMissing
+	function _newObject() {
+		/* Put the caller offset for wfDeprecated as 6, as
+		 * that gives the function that uses this object, since:
+		 * 1 = this function ( _newObject )
+		 * 2 = StubObject::_unstub
+		 * 3 = StubObject::_call
+		 * 4 = StubObject::__call
+		 * 5 = DeprecatedGlobal::<method of global called>
+		 * 6 = Actual function using the global.
+		 * Of course its theoretically possible to have other call
+		 * sequences for this method, but that seems to be
+		 * rather unlikely.
+		 */
+		wfDeprecated( '$' . $this->global, $this->version, false, 6 );
+		return parent::_newObject();
+	}
+}