From: vyshane <vyshane>
Date: Mon, 18 Dec 2006 06:07:44 +0000 (+0000)
Subject: Added 2 new functions: question_get_feedback_image() and question_get_feedback_class().
X-Git-Url: http://git.mjollnir.org/gw?a=commitdiff_plain;h=bc75cc52104b8ccaee6357247c049d111168583a;p=moodle.git

Added 2 new functions: question_get_feedback_image() and question_get_feedback_class().
---

diff --git a/lib/questionlib.php b/lib/questionlib.php
index 41c4496658..5fc0621345 100644
--- a/lib/questionlib.php
+++ b/lib/questionlib.php
@@ -855,6 +855,67 @@ function question_extract_responses($questions, $formdata, $defaultevent=QUESTIO
 }
 
 
+/**
+ * Returns the html for question feedback image.
+ * @param float   $fraction  value representing the correctness of the user's
+ *                           response to a question.
+ * @param boolean $selected  whether or not the answer is the one that the
+ *                           user picked.
+ * @return string
+ */
+function question_get_feedback_image($fraction, $selected=true) {
+
+    global $CFG;
+
+    if ($fraction >= 1.0) {
+        if ($selected) {
+            $feedbackimg = '<img src="'.$CFG->pixpath.'/i/tick_green_big.gif" '.
+                            'alt="'.get_string('correct', 'quiz').'" width="16" height="16" />';
+        } else {
+            $feedbackimg = '<img src="'.$CFG->pixpath.'/i/tick_green_small.gif" '.
+                            'alt="'.get_string('correct', 'quiz').'" width="16" height="16" />';
+        }
+    } else if ($fraction > 0.0 && $fraction < 1.0) {
+        if ($selected) {
+            $feedbackimg = '<img src="'.$CFG->pixpath.'/i/tick_amber_big.gif" '.
+                            'alt="'.get_string('partiallycorrect', 'quiz').'" width="16" height="16" />';
+        } else {
+            $feedbackimg = '<img src="'.$CFG->pixpath.'/i/tick_amber_small.gif" '.
+                            'alt="'.get_string('partiallycorrect', 'quiz').'" width="16" height="16" />';
+        }
+    } else {
+        if ($selected) {
+            $feedbackimg = '<img src="'.$CFG->pixpath.'/i/cross_red_big.gif" '.
+                            'alt="'.get_string('incorrect', 'quiz').'" width="16" height="16" />';
+        } else {
+            $feedbackimg = '<img src="'.$CFG->pixpath.'/i/cross_red_small.gif" '.
+                            'alt="'.get_string('incorrect', 'quiz').'" width="16" height="16" />';
+        }
+    }
+    return $feedbackimg;
+}
+
+
+/**
+ * Returns the class name for question feedback.
+ * @param float  $fraction  value representing the correctness of the user's
+ *                          response to a question.
+ * @return string
+ */
+function question_get_feedback_class($fraction) {
+
+    global $CFG;
+
+    if ($fraction >= 1.0) {
+        $class = 'correct';
+    } else if ($fraction > 0.0 && $fraction < 1.0) {
+        $class = 'partiallycorrect';
+    } else {
+        $class = 'incorrect';
+    }
+    return $class;
+}
+
 
 /**
 * For a given question in an attempt we walk the complete history of states