From 8033a70237a9486f1ab4fbec594ea309f54bb969 Mon Sep 17 00:00:00 2001
From: stronk7 <stronk7>
Date: Thu, 4 Sep 2003 22:18:14 +0000
Subject: [PATCH] Included choice_get_participants() function.

---
 mod/choice/lib.php | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/mod/choice/lib.php b/mod/choice/lib.php
index ea4a85761d..25ba513acd 100644
--- a/mod/choice/lib.php
+++ b/mod/choice/lib.php
@@ -119,4 +119,21 @@ function choice_get_choice($choiceid) {
     }
 }
 
+function choice_get_participants($choiceid) {
+//Returns the users with data in one choice
+//(users with records in choice_answers, students)
+
+    global $CFG;
+
+    //Get students
+    $students = get_records_sql("SELECT DISTINCT u.*
+                                 FROM {$CFG->prefix}user u,
+                                      {$CFG->prefix}choice_answers c
+                                 WHERE c.choice = '$choiceid' and
+                                       u.id = c.userid");
+
+    //Return students array (it contains an array of unique users)
+    return ($students);
+}
+
 ?>
-- 
2.39.5