1 files changed, 70 insertions, 0 deletions
diff --git a/www/wiki/includes/actions/ViewAction.php b/www/wiki/includes/actions/ViewAction.php
new file mode 100644
index 00000000..134b8a45
--- /dev/null
+++ b/www/wiki/includes/actions/ViewAction.php
@@ -0,0 +1,70 @@
+<?php
+/**
+ * An action that views article content
+ *
+ * Copyright © 2012 Timo Tijhof
+ *
+ * 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
+ *
+ * @file
+ * @ingroup Actions
+ * @author Timo Tijhof
+ */
+
+/**
+ * An action that views article content
+ *
+ * This is a wrapper that will call Article::view().
+ *
+ * @ingroup Actions
+ */
+class ViewAction extends FormlessAction {
+
+	public function getName() {
+		return 'view';
+	}
+
+	public function onView() {
+		return null;
+	}
+
+	public function show() {
+		$config = $this->context->getConfig();
+
+		if (
+			$config->get( 'DebugToolbar' ) == false && // don't let this get stuck on pages
+			$this->page->checkTouched() // page exists and is not a redirect
+		) {
+			// Include any redirect in the last-modified calculation
+			$redirFromTitle = $this->page->getRedirectedFrom();
+			if ( !$redirFromTitle ) {
+				$touched = $this->page->getTouched();
+			} elseif ( $config->get( 'MaxRedirects' ) <= 1 ) {
+				$touched = max( $this->page->getTouched(), $redirFromTitle->getTouched() );
+			} else {
+				// Don't bother following the chain and getting the max mtime
+				$touched = null;
+			}
+
+			// Send HTTP 304 if the IMS matches or otherwise set expiry/last-modified headers
+			if ( $touched && $this->getOutput()->checkLastModified( $touched ) ) {
+				wfDebug( __METHOD__ . ": done 304\n" );
+				return;
+			}
+		}
+
+		$this->page->view();
+	}
+}