From ca32f08966f1b51fcb19460f0996bb0c4048e6fe Mon Sep 17 00:00:00 2001
From: Pierre Schmitz <pierre@archlinux.de>
Date: Sat, 3 Dec 2011 13:29:22 +0100
Subject: Update to MediaWiki 1.18.0

* also update ArchLinux skin to chagnes in MonoBook
* Use only css to hide our menu bar when printing
---
 includes/ViewCountUpdate.php | 111 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 111 insertions(+)
 create mode 100644 includes/ViewCountUpdate.php

(limited to 'includes/ViewCountUpdate.php')

diff --git a/includes/ViewCountUpdate.php b/includes/ViewCountUpdate.php
new file mode 100644
index 00000000..0642b630
--- /dev/null
+++ b/includes/ViewCountUpdate.php
@@ -0,0 +1,111 @@
+<?php
+/**
+ * Update for the 'page_counter' field
+ *
+ * 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
+ */
+
+/**
+ * Update for the 'page_counter' field, when $wgDisableCounters is false.
+ *
+ * Depending on $wgHitcounterUpdateFreq, this will directly increment the
+ * 'page_counter' field or use the 'hitcounter' table and then collect the data
+ * from that table to update the 'page_counter' field in a batch operation.
+ */
+class ViewCountUpdate {
+	protected $id;
+
+	/**
+	 * Constructor
+	 *
+	 * @param $id Integer: page ID to increment the view count
+	 */
+	public function __construct( $id ) {
+		$this->id = intval( $id );
+	}
+
+	/**
+	 * Run the update
+	 */
+	public function doUpdate() {
+		global $wgHitcounterUpdateFreq;
+
+		$dbw = wfGetDB( DB_MASTER );
+
+		if ( $wgHitcounterUpdateFreq <= 1 || $dbw->getType() == 'sqlite' ) {
+			$pageTable = $dbw->tableName( 'page' );
+			$dbw->query( "UPDATE $pageTable SET page_counter = page_counter + 1 WHERE page_id = {$this->id}" );
+			return;
+		}
+
+		# Not important enough to warrant an error page in case of failure
+		$oldignore = $dbw->ignoreErrors( true );
+
+		$dbw->insert( 'hitcounter', array( 'hc_id' => $this->id ), __METHOD__ );
+
+		$checkfreq = intval( $wgHitcounterUpdateFreq / 25 + 1 );
+		if ( rand() % $checkfreq == 0 && $dbw->lastErrno() == 0 ) {
+			$this->collect();
+		}
+
+		$dbw->ignoreErrors( $oldignore );
+	}
+
+	protected function collect() {
+		global $wgHitcounterUpdateFreq;
+
+		$dbw = wfGetDB( DB_MASTER );
+
+		$hitcounterTable = $dbw->tableName( 'hitcounter' );
+		$res = $dbw->query( "SELECT COUNT(*) as n FROM $hitcounterTable" );
+		$row = $dbw->fetchObject( $res );
+		$rown = intval( $row->n );
+
+		if ( $rown < $wgHitcounterUpdateFreq ) {
+			return;
+		}
+
+		wfProfileIn( __METHOD__ . '-collect' );
+		$old_user_abort = ignore_user_abort( true );
+
+		$dbw->lockTables( array(), array( 'hitcounter' ), __METHOD__, false );
+
+		$dbType = $dbw->getType();
+		$tabletype = $dbType == 'mysql' ? "ENGINE=HEAP " : '';
+		$acchitsTable = $dbw->tableName( 'acchits' );
+		$pageTable = $dbw->tableName( 'page' );
+
+		$dbw->query( "CREATE TEMPORARY TABLE $acchitsTable $tabletype AS " .
+			"SELECT hc_id,COUNT(*) AS hc_n FROM $hitcounterTable " .
+			'GROUP BY hc_id', __METHOD__ );
+		$dbw->delete( 'hitcounter', '*', __METHOD__ );
+		$dbw->unlockTables( __METHOD__ );
+
+		if ( $dbType == 'mysql' ) {
+			$dbw->query( "UPDATE $pageTable,$acchitsTable SET page_counter=page_counter + hc_n " .
+				'WHERE page_id = hc_id', __METHOD__ );
+		} else {
+			$dbw->query( "UPDATE $pageTable SET page_counter=page_counter + hc_n " .
+				"FROM $acchitsTable WHERE page_id = hc_id", __METHOD__ );
+		}
+		$dbw->query( "DROP TABLE $acchitsTable", __METHOD__ );
+
+		ignore_user_abort( $old_user_abort );
+		wfProfileOut( __METHOD__ . '-collect' );
+	}
+}
-- 
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