1 files changed, 63 insertions, 0 deletions
diff --git a/www/wiki/extensions/Translate/utils/MemProfile.php b/www/wiki/extensions/Translate/utils/MemProfile.php
new file mode 100644
index 00000000..7ebc3423
--- /dev/null
+++ b/www/wiki/extensions/Translate/utils/MemProfile.php
@@ -0,0 +1,63 @@
+<?php
+if ( !defined( 'MEDIAWIKI' ) ) {
+	die();
+}
+/**
+ * Very crude tools to track memory usage
+ *
+ * @file
+ * @author Niklas Laxström
+ * @copyright Copyright © 2008, Niklas Laxström
+ * @license GPL-2.0-or-later
+ */
+
+/// Memory usage at checkpoints
+$wgMemUse = [];
+/// Tracks the deepness of the stack
+$wgMemStack = 0;
+
+/**
+ * Call to start memory counting for a block.
+ * @param string $a Block name.
+ */
+function wfMemIn( $a ) {
+	global $wgLang, $wgMemUse, $wgMemStack;
+
+	$mem = memory_get_usage();
+	$memR = memory_get_usage();
+
+	$wgMemUse[$a][] = [ $mem, $memR ];
+
+	$memF = $wgLang->formatNum( $mem );
+	$memRF = $wgLang->formatNum( $memR );
+
+	$pad = str_repeat( '.', $wgMemStack );
+	wfDebug( "$pad$a-IN: \t$memF\t\t$memRF\n" );
+	$wgMemStack++;
+}
+
+/**
+ * Call to start stop counting for a block. Difference from start is shown.
+ * @param string $a Block name.
+ */
+function wfMemOut( $a ) {
+	global $wgLang, $wgMemUse, $wgMemStack;
+
+	$mem = memory_get_usage();
+	$memR = memory_get_usage();
+
+	list( $memO, $memOR ) = array_pop( $wgMemUse[$a] );
+
+	$memF = $wgLang->formatNum( $mem );
+	$memRF = $wgLang->formatNum( $memR );
+
+	$memD = $mem - $memO;
+	$memRD = $memR - $memOR;
+
+	$memDF = $wgLang->formatNum( $memD );
+	$memRDF = $wgLang->formatNum( $memRD );
+
+	$pad = str_repeat( '.', $wgMemStack - 1 );
+	wfDebug( "$pad$a-OUT:\t$memF ($memDF)\t$memRF ($memRDF)\n" );
+	$wgMemStack--;
+}