1 files changed, 6 insertions, 3 deletions

diff --git a/lib/format.php b/lib/format.php
index 25748f0..f0f34b3 100644
--- a/lib/format.php
+++ b/lib/format.php
@@ -6,19 +6,19 @@ if (function_exists("export_as_requested"))
 
 include_once BASE . "/lib/http.php";
 
-function export_as_requested($content) {
+function export_as_requested($content, $format = NULL) {
   if (isset($content["All"])) {
     $content["json"]=$content["All"];
     $content["tsv"]=$content["All"];
     unset($content["All"]);
   }
-  if (isset($content["json"]) && array_key_exists("json", $_GET)) {
+  if (isset($content["json"]) && ((empty($format) && array_key_exists("json", $_GET)) || ($format == 'json'))) {
     header ("Content-type: application/json");
     print json_encode(
       $content["json"],
       JSON_UNESCAPED_SLASHES
     );
-  } elseif (isset($content["tsv"]) && array_key_exists("tsv", $_GET)) {
+  } elseif (isset($content["tsv"]) && ((empty($format) && array_key_exists("tsv", $_GET)) || ($format == 'tsv'))) {
     header ("Content-type: text/tab-separated-values");
     if (! array_key_exists("no-headers", $_GET))
       print implode("\t",array_keys($content["tsv"][0])) . "\n";
@@ -32,6 +32,8 @@ function export_as_requested($content) {
       )
     );
   } else {
+    if (!empty($format))
+      return false;
     throw_http_error(
       406,
       "Not Acceptable",
@@ -54,4 +56,5 @@ function export_as_requested($content) {
       )
     );
   }
+  return true;
 }