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hide map for Character groups Quest Stations when there are no stations

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oliver 2016-04-09 13:44:37 +02:00
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stationtypes/singlechoice/SinglechoiceStationtypeModel.inc Normal file
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<?php
/**
* The Legend of Z
*
* @author Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
* @copyright 2014 Heinrich-Heine-Universität Düsseldorf
* @license http://www.gnu.org/licenses/gpl.html
* @link https://bitbucket.org/coderkun/the-legend-of-z
*/
namespace hhu\z\stationtypes;
/**
* Model of the StationtypeAgent for a single choice task.
*
* @author Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
*/
class SinglechoiceStationtypeModel extends \hhu\z\models\StationtypeModel
{
/**
* Copy a Station.
*
* @param int $userId ID of creating user
* @param int $sourceStationId ID of Station to copy from
* @param int $targetStationId ID of Station to copy to
* @param int $seminaryMediaIds Mapping of SeminaryMedia-IDs from source Seminary to targetSeminary
*/
public function copyStation($userId, $sourceStationId, $targetStationId, $seminaryMediaIds)
{
// Copy question
$question = $this->getQuestion($sourceStationId);
$this->db->query(
'INSERT INTO stationtypes_singlechoice '.
'(station_id, created_user_id) '.
'VALUES '.
'(?, ?)',
'ii',
$targetStationId, $userId
);
// Copy answers
$answerIds = array();
$answers = $this->getAnswers($sourceStationId);
foreach($answers as &$answer) {
$this->db->query(
'INSERT INTO stationtypes_singlechoice_answers '.
'(stationtypes_singlechoice_station_id, pos, answer) '.
'SELECT ?, pos, answer '.
'FROM stationtypes_singlechoice_answers '.
'WHERE id = ?',
'ii',
$targetStationId,
$answer['id']
);
$answerIds[$answer['id']] = $this->db->getInsertId();
}
// Set correct answer
if(!is_null($question['answer_id'])) {
$this->setCorrectAnswer(
$targetStationId,
$answerIds[$question['answer_id']]
);
}
}
/**
* Set the question for a Station.
*
* @param int $userId ID of creating user
* @param int $stationId ID of Station to set
*/
public function setQuestion($userId, $stationId)
{
$this->db->query(
'INSERT INTO stationtypes_singlechoice '.
'(station_id, created_user_id) '.
'VALUES '.
'(?, ?) '.
'ON DUPLICATE KEY UPDATE '.
'created_user_id = ?',
'iii',
$stationId,
$userId,
$userId
);
}
/**
* Get the question for a Station.
*
* @param int $stationId ID of Station to get question for
* @return array Question data
*/
public function getQuestion($stationId)
{
$data = $this->db->query(
'SELECT station_id, created, answer_id '.
'FROM stationtypes_singlechoice '.
'WHERE station_id = ?',
'i',
$stationId
);
if(!empty($data)) {
return $data[0];
}
return null;
}
/**
* Get all answers for a question.
*
* @param int $stationId ID of Station
* @return array List of answers
*/
public function getAnswers($stationId)
{
return $this->db->query(
'SELECT id, pos, answer '.
'FROM stationtypes_singlechoice_answers '.
'WHERE stationtypes_singlechoice_station_id = ? '.
'ORDER BY pos',
'i',
$stationId
);
}
/**
* 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 $answer Answer text
*/
public function setAnswer($userId, $stationId, $pos, $answer)
{
// Check if answer already exists
$data = $this->db->query(
'SELECT id '.
'FROM stationtypes_singlechoice_answers '.
'WHERE stationtypes_singlechoice_station_id = ? AND pos = ?',
'ii',
$stationId,
$pos
);
// Set new answer
if(!empty($data))
{
// Update answer
$answerId = $data[0]['id'];
$this->db->query(
'UPDATE stationtypes_singlechoice_answers '.
'SET answer = ? '.
'WHERE id = ?',
'si',
$answer,
$answerId
);
return $answerId;
}
else
{
// Insert new answer
$this->db->query(
'INSERT INTO stationtypes_singlechoice_answers '.
'(stationtypes_singlechoice_station_id, pos, answer) '.
'VALUES '.
'(?, ?, ?)',
'iis',
$stationId,
$pos,
$answer
);
// Get ID of inserted anser
return $this->db->getInsertId();
}
}
/**
* Set the correct answer for a Station/question.
*
* @param int $stationId ID of Station to set
* @param int $answerId ID of correct answer
*/
public function setCorrectAnswer($stationId, $answerId)
{
$this->db->query(
'UPDATE stationtypes_singlechoice '.
'SET answer_id = ? '.
'WHERE station_id = ?',
'ii',
$answerId,
$stationId
);
}
/**
* 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_singlechoice_answers '.
'WHERE stationtypes_singlechoice_station_id = ? AND pos > ?',
'ii',
$stationId,
$offset
);
}
/**
* Save Character group’s submitted answer for a station/question.
*
* @param int $stationId ID of Station/question
* @param int $charactergroupId ID of Character group
* @param int $answerId ID of submitted answer
*/
public function setCharactergroupSubmission($stationId, $charactergroupId, $answerId)
{
$this->db->query(
'INSERT INTO stationtypes_singlechoice_charactergroups '.
'(stationtypes_singlechoice_station_id, charactergroup_id, answer_id) '.
'VALUES '.
'(?, ?, ?) '.
'ON DUPLICATE KEY UPDATE '.
'answer_id = ?',
'iiii',
$stationId, $charactergroupId, $answerId, $answerId
);
}
/**
* Get Character group’s submission for a Station/question.
*
* @param int $stationId ID of Station/question
* @param int $charactergroupId ID of Character group
* @return int ID of submitted answer
*/
public function getCharactergroupSubmission($stationId, $charactergroupId)
{
$data = $this->db->query(
'SELECT answer_id '.
'FROM stationtypes_singlechoice_charactergroups '.
'WHERE stationtypes_singlechoice_station_id = ? AND charactergroup_id = ?',
'ii',
$stationId, $charactergroupId
);
if(!empty($data)) {
return intval($data[0]['answer_id']);
}
return null;
}
}
?>