1 files changed, 79 insertions, 0 deletions
diff --git a/www/wiki/extensions/SemanticMediaWiki/src/MediaWiki/Specials/SpecialURIResolver.php b/www/wiki/extensions/SemanticMediaWiki/src/MediaWiki/Specials/SpecialURIResolver.php
new file mode 100644
index 00000000..ed1d30dd
--- /dev/null
+++ b/www/wiki/extensions/SemanticMediaWiki/src/MediaWiki/Specials/SpecialURIResolver.php
@@ -0,0 +1,79 @@
+<?php
+
+namespace SMW\MediaWiki\Specials;
+
+use SMW\Exporter\Escaper;
+use SpecialPage;
+use Title;
+
+/**
+ * Resolve (redirect) pretty URIs (or "short URIs") to the equivalent full MediaWiki
+ * representation.
+ *
+ * @license GNU GPL v2+
+ * @since 1.0
+ *
+ * @author Denny Vrandecic
+ */
+class SpecialURIResolver extends SpecialPage {
+
+	/**
+	 * @see SpecialPage::__construct
+	 */
+	public function __construct() {
+		parent::__construct( 'URIResolver', '', false );
+	}
+
+	/**
+	 * @see SpecialPage::execute
+	 *
+	 * @param string $query string
+	 */
+	public function execute( $query ) {
+		$out = $this->getOutput();
+
+		// #2344, It is believed that when no HTTP_ACCEPT is available then a
+		// request came from a "defect" mobile device without a correct accept
+		// header
+		if ( !isset( $_SERVER['HTTP_ACCEPT'] ) ) {
+			$_SERVER['HTTP_ACCEPT'] = '';
+		}
+
+		if ( $query === null || trim( $query ) === '' ) {
+			if ( stristr( $_SERVER['HTTP_ACCEPT'], 'RDF' ) ) {
+				$out->redirect( SpecialPage::getTitleFor( 'ExportRDF' )->getFullURL( [ 'stats' => '1' ] ), '303' );
+			} else {
+				$this->setHeaders();
+				$out->addHTML(
+					'<p>' .
+						wfMessage( 'smw_uri_doc', 'https://www.w3.org/2001/tag/issues.html#httpRange-14' )->parse() .
+					'</p>'
+				);
+			}
+		} else {
+			$query = Escaper::decodeUri( $query );
+			$query = str_replace( '_', '%20', $query );
+			$query = urldecode( $query );
+			$title = Title::newFromText( $query );
+
+			// In case the title doesn't exist throw an error page
+			if ( $title === null ) {
+				$out->showErrorPage( 'badtitle', 'badtitletext' );
+			} elseif ( stristr( $_SERVER['HTTP_ACCEPT'], 'RDF' ) ) {
+				$out->redirect(
+					SpecialPage::getTitleFor( 'ExportRDF', $title->getPrefixedText() )->getFullURL( [ 'xmlmime' => 'rdf' ] )
+				);
+			} else {
+				$out->redirect( $title->getFullURL(), '303' );
+			}
+		}
+	}
+
+	/**
+	 * @see SpecialPage::getGroupName
+	 */
+	protected function getGroupName() {
+		return 'smw_group';
+	}
+
+}