From e2f1a5ae84b12d80d1f78b3ad8de7aec7d3cbccc Mon Sep 17 00:00:00 2001
From: oliver <oliver@localhost>
Date: Fri, 15 Jan 2016 12:30:00 +0100
Subject: [PATCH] implement task editing for Stationtype ?multiplechoice?

---
 .../MultiplechoiceStationtypeController.inc   | 65 +++++++++++++++++++
 .../MultiplechoiceStationtypeModel.inc        | 49 ++++++++++++++
 stationtypes/multiplechoice/html/edittask.tpl | 59 +++++++++++++++++
 3 files changed, 173 insertions(+)
 create mode 100644 stationtypes/multiplechoice/html/edittask.tpl

diff --git a/stationtypes/multiplechoice/MultiplechoiceStationtypeController.inc b/stationtypes/multiplechoice/MultiplechoiceStationtypeController.inc
index b2f5d7d7..c1f0bc75 100644
--- a/stationtypes/multiplechoice/MultiplechoiceStationtypeController.inc
+++ b/stationtypes/multiplechoice/MultiplechoiceStationtypeController.inc
@@ -105,6 +105,71 @@
         }
 
 
+        /**
+         * Action: edittask.
+         *
+         * Edit the task of a Station.
+         *
+         * @param   array   $seminary       Current Seminary data
+         * @param   array   $groupsgroup    Current Groups group data
+         * @param   array   $quest          Current Quest data
+         * @param   array   $station        Current Station data
+         */
+        public function edittask($seminary, $groupsgroup, $quest, $station)
+        {
+            // Get questions
+            $answers = $this->Multiplechoice->getAnswers($station['id']);
+
+            // Save data
+            if($this->request->getRequestMethod() == 'POST' && !is_null($this->request->getPostParam('save')))
+            {
+                // Get params
+                $answers = $this->request->getPostParam('answers');
+                if(is_null($answers)) {
+                    $answers = array();
+                }
+                $answers = array_values($answers);
+
+                // Save answers
+                foreach($answers as $answerIndex => &$answer)
+                {
+                    $this->Multiplechoice->setAnswer(
+                        $this->Auth->getUserId(),
+                        $station['id'],
+                        $answerIndex + 1,
+                        $answer['answer'],
+                        array_key_exists('tick', $answer)
+                    );
+                }
+
+                // Delete deleted answers
+                $this->Multiplechoice->deleteAnswers(
+                    $station['id'],
+                    count($answers)
+                );
+
+                // Redirect
+                $this->redirect(
+                    $this->linker->link(
+                        array(
+                            'station',
+                            $seminary['url'],
+                            $groupsgroup['url'],
+                            $quest['url'],
+                            $station['url']
+                        ),
+                        1
+                    )
+                );
+            }
+
+
+            // Pass data to view
+            $this->set('task', $station['task']);
+            $this->set('answers', $answers);
+        }
+
+
 
 
         /**
diff --git a/stationtypes/multiplechoice/MultiplechoiceStationtypeModel.inc b/stationtypes/multiplechoice/MultiplechoiceStationtypeModel.inc
index d066919d..312f0070 100644
--- a/stationtypes/multiplechoice/MultiplechoiceStationtypeModel.inc
+++ b/stationtypes/multiplechoice/MultiplechoiceStationtypeModel.inc
@@ -42,6 +42,55 @@
         }
 
 
+        /**
+         * Set an answer for a Station.
+         *
+         * @param   int     $userId     ID of creating user
+         * @param   int     $stationId  ID of Station to set answer for
+         * @param   int     $pos        Position of answer
+         * @param   string  $answer     Answer text
+         * @param   int     $tick       Whether the answer is correct or not
+         */
+        public function setAnswer($userId, $stationId, $pos, $answer, $tick)
+        {
+            $this->db->query(
+                'INSERT INTO stationtypes_multiplechoice '.
+                '(created_user_id, station_id, pos, answer, tick) '.
+                'VALUES '.
+                '(?, ?, ?, ?, ?) '.
+                'ON DUPLICATE KEY UPDATE '.
+                'answer = ?, tick = ?',
+                'iiisisi',
+                $userId,
+                $stationId,
+                $pos,
+                $answer,
+                $tick,
+                $answer,
+                $tick
+            );
+        }
+
+
+        /**
+         * Delete all answers of a Station above a given index.
+         *
+         * @param   int $stationId  ID of Station to delete answers for
+         * @param   int $offset     Offset to delete answers above
+         */
+        public function deleteAnswers($stationId, $offset)
+        {
+            // Delete answers
+            $this->db->query(
+                'DELETE FROM stationtypes_multiplechoice '.
+                'WHERE station_id = ? AND pos > ?',
+                'ii',
+                $stationId,
+                $offset
+            );
+        }
+
+
         /**
          * Save Character group’s submitted answer for a station.
          *
diff --git a/stationtypes/multiplechoice/html/edittask.tpl b/stationtypes/multiplechoice/html/edittask.tpl
new file mode 100644
index 00000000..80317f00
--- /dev/null
+++ b/stationtypes/multiplechoice/html/edittask.tpl
@@ -0,0 +1,59 @@
+<form method="post">
+    <fieldset>
+        <legend><?=_('Question')?></legend>
+        <?=$t->t($task)?>
+    </fieldset>
+    <fieldset>
+        <legend><?=_('Answers')?></legend>
+        <ul id="answers">
+            <?php foreach($answers as $answerIndex => &$answer) : ?>
+            <li>
+                <label>
+                    <input id="answer-<?=$answerIndex?>-tick" type="checkbox" name="answers[<?=$answerIndex?>][tick]" <?php if(array_key_exists('tick', $answer) && $answer['tick']) : ?>checked="checked"<?php endif ?> />
+                    <?=_('correct answer')?>
+                </label>
+                <textarea id="answer-<?=$answerIndex?>" name="answers[<?=$answerIndex?>][answer]" class="answer">
+<?=$answer['answer']?>
+                </textarea>
+                <button class="remove-answer" type="button">−</button>
+                <hr />
+            </li>
+            <?php endforeach ?>
+            <li>
+                <button class="add-answer" type="button">+</button>
+            </li>
+        </ul>
+    </fieldset>
+    <input type="submit" name="save" value="<?=_('save')?>" />
+</form>
+
+<script>
+    // Text editors
+    $('textarea.answer').markItUp(mySettings);
+
+    // Answers
+    var answerIndex = <?=count($answers)?>;
+    var answerElement = '<label><input id="answer-ANSWERINDEX-tick" type="checkbox" name="answers[ANSWERINDEX][tick]" /> <?=_('correct answer')?></label>' +
+                        '<textarea id="answer-ANSWERINDEX" name="answers[ANSWERINDEX][answer]" class="answer"></textarea>' +
+                        '<button class="remove-answer" type="button">−</button>' +
+                        '<hr />';
+    $(".add-answer").click(addAnswer);
+    $(".remove-answer").click(removeAnswer);
+    function addAnswer(event)
+    {
+        event.preventDefault();
+
+        var parent = $(event.target).parent();
+        var element = '<li>' + answerElement.replace(/ANSWERINDEX/g, answerIndex) + '</li>';
+        parent.before(element);
+        $("#answers li:nth-last-child(2) .remove-answer").click(removeAnswer);
+        $('#answers li:nth-last-child(2) textarea.answer').markItUp(mySettings);
+
+        answerIndex++;
+    }
+    function removeAnswer(event)
+    {
+        event.preventDefault();
+        $(event.target).parent().remove();
+    }
+</script>