1 files changed, 110 insertions, 0 deletions
diff --git a/www/wiki/includes/installer/WebInstallerUpgrade.php b/www/wiki/includes/installer/WebInstallerUpgrade.php
new file mode 100644
index 00000000..bf732a4b
--- /dev/null
+++ b/www/wiki/includes/installer/WebInstallerUpgrade.php
@@ -0,0 +1,110 @@
+<?php
+/**
+ * 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
+ * @ingroup Deployment
+ */
+
+class WebInstallerUpgrade extends WebInstallerPage {
+
+	/**
+	 * @return bool Always true.
+	 */
+	public function isSlow() {
+		return true;
+	}
+
+	/**
+	 * @return string|null
+	 */
+	public function execute() {
+		if ( $this->getVar( '_UpgradeDone' ) ) {
+			// Allow regeneration of LocalSettings.php, unless we are working
+			// from a pre-existing LocalSettings.php file and we want to avoid
+			// leaking its contents
+			if ( $this->parent->request->wasPosted() && !$this->getVar( '_ExistingDBSettings' ) ) {
+				// Done message acknowledged
+				return 'continue';
+			} else {
+				// Back button click
+				// Show the done message again
+				// Make them click back again if they want to do the upgrade again
+				$this->showDoneMessage();
+
+				return 'output';
+			}
+		}
+
+		// wgDBtype is generally valid here because otherwise the previous page
+		// (connect) wouldn't have declared its happiness
+		$type = $this->getVar( 'wgDBtype' );
+		$installer = $this->parent->getDBInstaller( $type );
+
+		if ( !$installer->needsUpgrade() ) {
+			return 'skip';
+		}
+
+		if ( $this->parent->request->wasPosted() ) {
+			$installer->preUpgrade();
+
+			$this->startLiveBox();
+			$result = $installer->doUpgrade();
+			$this->endLiveBox();
+
+			if ( $result ) {
+				// If they're going to possibly regenerate LocalSettings, we
+				// need to create the upgrade/secret keys. T28481
+				if ( !$this->getVar( '_ExistingDBSettings' ) ) {
+					$this->parent->generateKeys();
+				}
+				$this->setVar( '_UpgradeDone', true );
+				$this->showDoneMessage();
+
+				return 'output';
+			}
+		}
+
+		$this->startForm();
+		$this->addHTML( $this->parent->getInfoBox(
+			wfMessage( 'config-can-upgrade', $GLOBALS['wgVersion'] )->plain() ) );
+		$this->endForm();
+
+		return null;
+	}
+
+	public function showDoneMessage() {
+		$this->startForm();
+		$regenerate = !$this->getVar( '_ExistingDBSettings' );
+		if ( $regenerate ) {
+			$msg = 'config-upgrade-done';
+		} else {
+			$msg = 'config-upgrade-done-no-regenerate';
+		}
+		$this->parent->disableLinkPopups();
+		$this->addHTML(
+			$this->parent->getInfoBox(
+				wfMessage( $msg,
+					$this->getVar( 'wgServer' ) .
+					$this->getVar( 'wgScriptPath' ) . '/index.php'
+				)->plain(), 'tick-32.png'
+			)
+		);
+		$this->parent->restoreLinkPopups();
+		$this->endForm( $regenerate ? 'regenerate' : false, false );
+	}
+
+}