1 files changed, 128 insertions, 0 deletions
diff --git a/www/wiki/maintenance/dumpUploads.php b/www/wiki/maintenance/dumpUploads.php
new file mode 100644
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+++ b/www/wiki/maintenance/dumpUploads.php
@@ -0,0 +1,128 @@
+<?php
+/**
+ * Dump a the list of files uploaded, for feeding to tar or similar.
+ *
+ * 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 Maintenance
+ */
+
+require_once __DIR__ . '/Maintenance.php';
+
+/**
+ * Maintenance script to dump a the list of files uploaded,
+ * for feeding to tar or similar.
+ *
+ * @ingroup Maintenance
+ */
+class UploadDumper extends Maintenance {
+	public function __construct() {
+		parent::__construct();
+		$this->addDescription( 'Generates list of uploaded files which can be fed to tar or similar.
+By default, outputs relative paths against the parent directory of $wgUploadDirectory.' );
+		$this->addOption( 'base', 'Set base relative path instead of wiki include root', false, true );
+		$this->addOption( 'local', 'List all local files, used or not. No shared files included' );
+		$this->addOption( 'used', 'Skip local images that are not used' );
+		$this->addOption( 'shared', 'Include images used from shared repository' );
+	}
+
+	public function execute() {
+		global $IP;
+		$this->mAction = 'fetchLocal';
+		$this->mBasePath = $this->getOption( 'base', $IP );
+		$this->mShared = false;
+		$this->mSharedSupplement = false;
+
+		if ( $this->hasOption( 'local' ) ) {
+			$this->mAction = 'fetchLocal';
+		}
+
+		if ( $this->hasOption( 'used' ) ) {
+			$this->mAction = 'fetchUsed';
+		}
+
+		if ( $this->hasOption( 'shared' ) ) {
+			if ( $this->hasOption( 'used' ) ) {
+				// Include shared-repo files in the used check
+				$this->mShared = true;
+			} else {
+				// Grab all local *plus* used shared
+				$this->mSharedSupplement = true;
+			}
+		}
+		$this->{$this->mAction} ( $this->mShared );
+		if ( $this->mSharedSupplement ) {
+			$this->fetchUsed( true );
+		}
+	}
+
+	/**
+	 * Fetch a list of used images from a particular image source.
+	 *
+	 * @param bool $shared True to pass shared-dir settings to hash func
+	 */
+	function fetchUsed( $shared ) {
+		$dbr = $this->getDB( DB_REPLICA );
+		$image = $dbr->tableName( 'image' );
+		$imagelinks = $dbr->tableName( 'imagelinks' );
+
+		$sql = "SELECT DISTINCT il_to, img_name
+			FROM $imagelinks
+			LEFT OUTER JOIN $image
+			ON il_to=img_name";
+		$result = $dbr->query( $sql );
+
+		foreach ( $result as $row ) {
+			$this->outputItem( $row->il_to, $shared );
+		}
+	}
+
+	/**
+	 * Fetch a list of all images from a particular image source.
+	 *
+	 * @param bool $shared True to pass shared-dir settings to hash func
+	 */
+	function fetchLocal( $shared ) {
+		$dbr = $this->getDB( DB_REPLICA );
+		$result = $dbr->select( 'image',
+			[ 'img_name' ],
+			'',
+			__METHOD__ );
+
+		foreach ( $result as $row ) {
+			$this->outputItem( $row->img_name, $shared );
+		}
+	}
+
+	function outputItem( $name, $shared ) {
+		$file = wfFindFile( $name );
+		if ( $file && $this->filterItem( $file, $shared ) ) {
+			$filename = $file->getLocalRefPath();
+			$rel = wfRelativePath( $filename, $this->mBasePath );
+			$this->output( "$rel\n" );
+		} else {
+			wfDebug( __METHOD__ . ": base file? $name\n" );
+		}
+	}
+
+	function filterItem( $file, $shared ) {
+		return $shared || $file->isLocal();
+	}
+}
+
+$maintClass = UploadDumper::class;
+require_once RUN_MAINTENANCE_IF_MAIN;