From: stronk7 <stronk7>
Date: Thu, 4 Sep 2003 22:18:14 +0000 (+0000)
Subject: Included choice_get_participants() function.
X-Git-Url: http://git.mjollnir.org/gw?a=commitdiff_plain;h=8033a70237a9486f1ab4fbec594ea309f54bb969;p=moodle.git

Included choice_get_participants() function.
---

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);
+}
+
 ?>