Add "uri" to the API results for File objects

Summary: Ref T13528. This supports "arc upload --browse ...".

Test Plan: Called "file.search", saw URIs in results.

Maniphest Tasks: T13528

Differential Revision: https://secure.phabricator.com/D21204

src/applications/files/storage/PhabricatorFile.php

@@ -1655,9 +1655,13 @@ final class PhabricatorFile extends PhabricatorFileDAO
         ->setKey('name')
         ->setType('string')
         ->setDescription(pht('The name of the file.')),
+      id(new PhabricatorConduitSearchFieldSpecification())
+        ->setKey('uri')
+        ->setType('uri')
+        ->setDescription(pht('View URI for the file.')),
       id(new PhabricatorConduitSearchFieldSpecification())
         ->setKey('dataURI')
-        ->setType('string')
+        ->setType('uri')
         ->setDescription(pht('Download URI for the file data.')),
       id(new PhabricatorConduitSearchFieldSpecification())
         ->setKey('size')
@@ -1669,6 +1673,7 @@ final class PhabricatorFile extends PhabricatorFileDAO
   public function getFieldValuesForConduit() {
     return array(
       'name' => $this->getName(),
+      'uri' => PhabricatorEnv::getURI($this->getURI()),
       'dataURI' => $this->getCDNURI('data'),
       'size' => (int)$this->getByteSize(),
     );