From fef9b51dac107ae2f8fe0ba3a646c4b4a324ee8a Mon Sep 17 00:00:00 2001
From: gustav_delius <gustav_delius>
Date: Sat, 5 Mar 2005 12:55:26 +0000
Subject: [PATCH] Now can add a single question to quiz with a single click.

---
 lang/en/quiz.php      |  1 +
 mod/quiz/edit.php     | 27 ++++++++++++++++++++++++++-
 mod/quiz/locallib.php | 34 ++++++++++++++++++----------------
 3 files changed, 45 insertions(+), 17 deletions(-)

diff --git a/lang/en/quiz.php b/lang/en/quiz.php
index 1fb53e3c565..5ba553dd64d 100644
--- a/lang/en/quiz.php
+++ b/lang/en/quiz.php
@@ -10,6 +10,7 @@ $string['addquestionstoquiz'] = 'Add questions to current quiz';
 $string['addrandom1'] = ' Add ';
 $string['addrandom2'] = 'random questions ';
 $string['addselectedtoquiz'] = 'Add selected to quiz';
+$string['addtoquiz'] = 'Add to quiz';
 $string['affectedstudents'] = 'Affected $a';
 $string['aiken'] = 'Aiken format';
 $string['allinone'] = 'Unlimited';
diff --git a/mod/quiz/edit.php b/mod/quiz/edit.php
index ab80eacf6d6..1014ab993ff 100644
--- a/mod/quiz/edit.php
+++ b/mod/quiz/edit.php
@@ -101,7 +101,32 @@
         }
     }
 
-    if (isset($_REQUEST['add']) and confirm_sesskey()) { /// Add a question to the current quiz
+    if (isset($_REQUEST['addquestion']) and confirm_sesskey()) { /// Add a single question to the current quiz
+        
+        // add question to quiz->questions
+        $key = $_REQUEST['addquestion'];
+        if (!empty($modform->questions)) {
+            $questions = explode(",", $modform->questions);
+        }
+        $questions[] = $key;
+        $modform->questions = implode(",", $questions);
+        if (!set_field('quiz', 'questions', $modform->questions, 'id', $modform->instance)) {
+            error('Could not save question list');
+        }
+        
+        // update question grades
+        $questionrecord = get_record("quiz_questions", "id", $key);
+        if (!empty($questionrecord->defaultgrade)) {
+            $modform->grades[$key] = $questionrecord->defaultgrade;
+        } else if ($questionrecord->qtype == DESCRIPTION){
+            $modform->grades[$key] = 0;
+        } else {
+            $modform->grades[$key] = 1;
+        }
+        quiz_questiongrades_update($modform->grades, $modform->instance);
+    }
+
+    if (isset($_REQUEST['add']) and confirm_sesskey()) { /// Add selected questions to the current quiz
         $rawquestions = $_POST;
         if (!empty($modform->questions)) {
             $questions = explode(",", $modform->questions);
diff --git a/mod/quiz/locallib.php b/mod/quiz/locallib.php
index 2cb52d3d22e..41c70ed9d89 100644
--- a/mod/quiz/locallib.php
+++ b/mod/quiz/locallib.php
@@ -1338,8 +1338,10 @@ function quiz_print_cat_question_list($categoryid, $quizselected=true, $recurse=
     $strquestionname = get_string("questionname", "quiz");
     $strdelete = get_string("delete");
     $stredit = get_string("edit");
+    $straction = get_string("action");
 
     $straddselectedtoquiz = get_string("addselectedtoquiz", "quiz");
+    $straddtoquiz = get_string("addtoquiz", "quiz");
     $strtype = get_string("type", "quiz");
     $strcreatemultiple = get_string("createmultiple", "quiz");
     $strpreview = get_string("preview","quiz");
@@ -1412,32 +1414,22 @@ function quiz_print_cat_question_list($categoryid, $quizselected=true, $recurse=
     echo "<input type=\"hidden\" name=\"sesskey\" value=\"$USER->sesskey\">";
     echo "<table border=\"0\" cellpadding=\"5\" cellspacing=\"2\" width=\"100%\">";
     echo "<tr>";
-    if ($quizselected) {
-        echo "<th width=\"*\" nowrap=\"nowrap\">$strselect</th>";
+    if ($canedit) {
+        echo "<th width=\"105\" nowrap=\"nowrap\">$straction</th>";
     }
     echo "<th width=\"100%\" align=\"left\" nowrap=\"nowrap\">$strquestionname</th><th width=\"*\" nowrap=\"nowrap\">$strtype</th>";
-    if ($canedit) {
-        echo "<th width=\"70\" nowrap=\"nowrap\">$stredit</th>";
-    }
     echo "</tr>\n";
     foreach ($questions as $question) {
         if ($question->qtype == RANDOM) {
             //continue;
         }
         echo "<tr>\n";
-        if ($quizselected) {
-            echo "<td align=\"center\">";
-            echo "<input type=\"checkbox\" name=\"q$question->id\" value=\"1\" />\n";
-            echo "</td>";
-        }
-        echo "<td>".$question->name."</td>\n";
-        echo "<td align=\"center\">\n";
-        quiz_print_question_icon($question, $canedit);
-        echo "</td>\n";
         if ($canedit) {
             echo "<td>\n";
-                echo "<a title=\"$strdelete\" href=\"question.php?id=$question->id&amp;delete=$question->id\">\n<img
-                     src=\"../../pix/t/delete.gif\" border=\"0\" alt=\"$strdelete\" /></a>&nbsp;";
+                if ($quizselected) {
+                    echo "<a title=\"$straddtoquiz\" href=\"edit.php?addquestion=$question->id&amp;sesskey=$USER->sesskey\"><img
+                     src=\"../../pix/t/moveleft.gif\" border=\"0\" alt=\"$straddtoquiz\" /></a>&nbsp;";
+                }
                 echo "<a title=\"$strpreview\" href=\"javascript:void();\" onClick=\"openpopup('/mod/quiz/preview.php?id=$question->id','$strpreview','scrollbars=yes,resizable=yes,width=700,height=480', false)\"><img
                       src=\"../../pix/t/preview.gif\" border=\"0\" alt=\"$strpreview\" /></a>&nbsp;";
                 echo "<a title=\"$stredit\" href=\"question.php?id=$question->id\"><img
@@ -1454,8 +1446,18 @@ function quiz_print_cat_question_list($categoryid, $quizselected=true, $recurse=
                 }
                 echo "<a title=\"$strhideshow\" href=\"question.php?id=$question->id&amp;hide=$hideshow&amp;sesskey=$USER->sesskey\"><img
                      src=\"../../pix/t/$imghideshow\" border=\"0\" alt=\"$strhideshow\" /></a>";
+                echo "<a title=\"$strdelete\" href=\"question.php?id=$question->id&amp;delete=$question->id\">\n<img
+                     src=\"../../pix/t/delete.gif\" border=\"0\" alt=\"$strdelete\" /></a>";
+                if ($quizselected) {
+                    echo "&nbsp;<input title=\"$strselect\" type=\"checkbox\" name=\"q$question->id\" value=\"1\" />";
+                }
             echo "</td>\n";
         }
+
+        echo "<td>".$question->name."</td>\n";
+        echo "<td align=\"center\">\n";
+        quiz_print_question_icon($question, $canedit);
+        echo "</td>\n";
         echo "</tr>\n";
     }
     $numquestions = count_records_select('quiz_questions', "category IN ($categorylist) AND qtype != '".RANDOM."'");