1 files changed, 69 insertions, 0 deletions
diff --git a/www/wiki/extensions/SemanticMediaWiki/src/Utils/TempFile.php b/www/wiki/extensions/SemanticMediaWiki/src/Utils/TempFile.php
new file mode 100644
index 00000000..518f624d
--- /dev/null
+++ b/www/wiki/extensions/SemanticMediaWiki/src/Utils/TempFile.php
@@ -0,0 +1,69 @@
+<?php
+
+namespace SMW\Utils;
+
+use RuntimeException;
+
+/**
+ * @license GNU GPL v2+
+ * @since 3.0
+ *
+ * @author mwjames
+ */
+class TempFile extends File {
+
+	/**
+	 * @since 3.0
+	 *
+	 * @return string
+	 * @throws RuntimeException
+	 */
+	public function generate() {
+
+		$args = func_get_args();
+		$key = array_shift( $args );
+
+		if ( $args === [] ) {
+			$key = '';
+		}
+
+		return $this->get(
+			$key . substr( base_convert( md5( json_encode( $args ) ), 16, 32 ), 0, 12 )
+		);
+	}
+
+	/**
+	 * @since 3.0
+	 *
+	 * @param string $file
+	 *
+	 * @return string
+	 * @throws RuntimeException
+	 */
+	public function get( $file ) {
+
+		$tmpDir = [];
+		$path = '';
+
+		if ( isset( $GLOBALS['wgTmpDirectory'] ) ) {
+			$tmpDir[] = $GLOBALS['wgTmpDirectory'];
+		}
+
+		$tmpDir[] = sys_get_temp_dir();
+		$tmpDir[] = ini_get( 'upload_tmp_dir' );
+
+		foreach ( $tmpDir as $tmp ) {
+			if ( $tmp != '' && is_dir( $tmp ) && is_writable( $tmp ) ) {
+				$path = $tmp;
+				break;
+			}
+		}
+
+		if ( $path !== '' ) {
+			return str_replace( [ '\\', '/' ], DIRECTORY_SEPARATOR, $path . '/' . $file );
+		}
+
+		throw new RuntimeException( 'No writable temporary directory could be found.' );
+	}
+
+}