wikimedia / mediawiki

					$m[3] = substr( $m[3], 1 );

				}

				# fix up urlencoded title texts

				if ( strpos( $m[1], '%' ) !== false ) {

					# Should anchors '#' also be rejected?

					$m[1] = str_replace( [ '<', '>' ], [ '&lt;', '&gt;' ], rawurldecode( $m[1] ) );

				}

				$trail = $m[3];

			} elseif ( preg_match( $e1_img, $line, $m ) ) {

				# Invalid, but might be an image with a link in its caption

				# Invalid, but might be an image with a link in its caption

				$might_be_img = true;

				$text = $m[2];

				if ( strpos( $m[1], '%' ) !== false ) {

					$m[1] = str_replace( [ '<', '>' ], [ '&lt;', '&gt;' ], rawurldecode( $m[1] ) );

				}

				$trail = "";

			} else { # Invalid form; output directly

				$s .= $prefix . '[[' . $line;