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implement task editing for Questtype ?Choiceinput? (Issue #36)

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coderkun 2014-08-17 20:30:55 +02:00
commit 57f72d25b2
4 changed files with 445 additions and 2 deletions
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142
questtypes/choiceinput/ChoiceinputQuesttypeModel.inc
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@ -147,6 +147,148 @@
return null;
}
/**
* Set the text for a Quest and correct choice input lists count.
*
* @param int $userId ID of user setting text
* @param int $questId ID of Quest to set text for
* @param string $text Text for Quest
*/
public function setTextForQuest($userId, $questId, $text)
{
$this->db->setAutocommit(false);
try {
// Set text
$this->db->query(
'INSERT INTO questtypes_choiceinput '.
'(quest_id, created_user_id, text) '.
'VALUES '.
'(?, ?, ?) '.
'ON DUPLICATE KEY UPDATE '.
'text = ?',
'iiss',
$questId,
$userId,
$text,
$text
);
// Count fields
$listCount = substr_count($text, '[choiceinput]');
// Remove fields
$this->db->query(
'DELETE FROM questtypes_choiceinput_lists '.
'WHERE questtypes_choiceinput_quest_id = ? AND number > ?',
'ii',
$questId,
$listCount
);
// Add fields
for($i=1; $i<=$listCount; $i++)
{
$this->db->query(
'INSERT IGNORE INTO questtypes_choiceinput_lists '.
'(questtypes_choiceinput_quest_id, number, questtypes_choiceinput_choice_id) '.
'VALUES '.
'(?, ?, NULL) ',
'ii',
$questId,
$i
);
}
$this->db->commit();
}
catch(\Exception $e) {
$this->db->rollback();
$this->db->setAutocommit(true);
throw $e;
}
$this->db->setAutocommit(true);
}
/**
* Set list of choices for a text.
*
* @param int $questId ID of Quest to set choices for
* @param int $number List number
* @param array $choices List of choices
* @param int $correctPos Position of correct answer
*/
public function setListForText($questId, $number, $choices, $correctPos)
{
// Get ID of list
$listId = $this->db->query(
'SELECT id '.
'FROM questtypes_choiceinput_lists '.
'WHERE questtypes_choiceinput_quest_id = ? AND number = ?',
'ii',
$questId,
$number
);
$listId = $listId[0]['id'];
// Manage choices
$this->db->setAutocommit(false);
try {
// Remove choices
$this->db->query(
'DELETE FROM questtypes_choiceinput_choices '.
'WHERE questtypes_choiceinput_list_id = ? AND pos > ?',
'ii',
$listId,
count($choices)
);
// Add choices
foreach($choices as $index => &$choice)
{
$this->db->query(
'INSERT INTO questtypes_choiceinput_choices '.
'(questtypes_choiceinput_list_id, pos, text) '.
'VALUES '.
'(?, ?, ?) '.
'ON DUPLICATE KEY UPDATE '.
'text = ?',
'iiss',
$listId,
$index + 1,
$choice,
$choice
);
}
// Set correct choice for list
$this->db->query(
'UPDATE questtypes_choiceinput_lists '.
'SET questtypes_choiceinput_choice_id = ('.
'SELECT id '.
'FROM questtypes_choiceinput_choices '.
'WHERE questtypes_choiceinput_list_id = ? AND pos = ?'.
') '.
'WHERE id = ?',
'iii',
$listId,
$correctPos,
$listId
);
$this->db->commit();
}
catch(\Exception $e) {
$this->db->rollback();
$this->db->setAutocommit(true);
throw $e;
}
$this->db->setAutocommit(true);
}
}