From f4cb9563a3ff0fb3341f3c4fa424c46ef464c3d1 Mon Sep 17 00:00:00 2001
From: Ricardo Wurmus <rekado@elephly.net>
Date: Thu, 26 Aug 2021 10:54:10 +0200
Subject: gnu: Add r-ztree.

* gnu/packages/cran.scm (r-ztree): New variable.
---
 gnu/packages/cran.scm | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/gnu/packages/cran.scm b/gnu/packages/cran.scm
index 5a9889f11e..a3b98ea8cc 100644
--- a/gnu/packages/cran.scm
+++ b/gnu/packages/cran.scm
@@ -30374,3 +30374,26 @@ file conversion API.  The wrappers makes it easy to utilize the API and thus
 convert between more than 100 different file formats (ranging from audio
 files, images, movie formats, etc., etc.) through an R session.")
     (license license:gpl3)))
+
+(define-public r-ztree
+  (package
+    (name "r-ztree")
+    (version "1.0.6")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (cran-uri "zTree" version))
+       (sha256
+        (base32
+         "1mywxrx6bw7dzhrdwyxbjzc8ikgvw423zycyji0jjr69cfhpmywv"))))
+    (properties `((upstream-name . "zTree")))
+    (build-system r-build-system)
+    (propagated-inputs
+     `(("r-plyr" ,r-plyr)))
+    (home-page "https://cran.r-project.org/package=zTree")
+    (synopsis "Functions to import data from z-Tree into R")
+    (description
+     "This package provides tools for reading @code{.xls} and @code{.sbj}
+files which are written by the proprietary program z-Tree for developing and
+carrying out economic experiments.")
+    (license license:gpl3)))
-- 
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