Add maintenance/view.php for viewing page contents

Use case:
  php maintenance/view.php Foo_bar | \
  sed s/foo/bar/ | \
  php maintenance/edit.php Foo_bar

Adapted from maintenance/edit.php and RawAction.php.

Change-Id: I170ac989e0a5b21a22054b549d62023014cb658a

1 files changed, 59 insertions, 0 deletions

diff --git a/maintenance/view.php b/maintenance/view.php
new file mode 100644
index 000000000000..af7eb2d9232a
--- /dev/null
+++ b/maintenance/view.php
@@ -0,0 +1,59 @@
+<?php
+/**
+ * Show page contents.
+ *
+ * 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 show page contents.
+ *
+ * @ingroup Maintenance
+ */
+class ViewCLI extends Maintenance {
+	public function __construct() {
+		parent::__construct();
+		$this->addDescription( 'Show article contents on the command line' );
+		$this->addArg( 'title', 'Title of article to view' );
+	}
+
+	public function execute() {
+		$title = Title::newFromText( $this->getArg() );
+		if ( !$title ) {
+			$this->error( "Invalid title", true );
+		}
+
+		$page = WikiPage::factory( $title );
+
+		$content = $page->getContent( Revision::RAW );
+		if ( !$content ) {
+			$this->error( "Page has no content", true );
+		}
+		if ( !$content instanceof TextContent ) {
+			$this->error( "Non-text content models not supported", true );
+		}
+
+		$this->output( $content->getNativeData() );
+	}
+}
+
+$maintClass = "ViewCLI";
+require_once RUN_MAINTENANCE_IF_MAIN;