129 lines
4.0 KiB
PHP
129 lines
4.0 KiB
PHP
<?php
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class FaqModel
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{
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public function redirectToStart($string)
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{
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header( "Location: ?c=default&a=index&rsn=$string" );
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exit();
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}
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public function getRoom( )
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{
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if( !isset( $_SESSION['room'] ) )
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{
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$this->redirectToStart( 'no-code' );
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}
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if( ( $id = $this->checkID( $_SESSION['room'] ) ) === false )
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{
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$this->redirectToStart( 'invalid' );
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}
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$stmnt = Database::getConnection()->prepare( 'SELECT * FROM rooms WHERE id = :id' );
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$stmnt->execute( array( 'id' => $id ) );
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return $stmnt->fetch( PDO::FETCH_ASSOC );
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}
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public function getQuestions( $room_id )
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{
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$stmnt = Database::getConnection()->prepare( 'SELECT * FROM questions WHERE room_id = :id' );
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$stmnt->execute( array( 'id' => $room_id ) );
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$result = $stmnt->fetchAll( PDO::FETCH_ASSOC );
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if( $result === false || empty( $result ) )
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{
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return false;
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}
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$return = array();
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foreach( $result as $index => $value )
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{
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$end_question = '';
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$end_answer = '';
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if( strlen( $result[$index]['question'] ) > 50 )
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{
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$end_question = '...';
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}
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if( strlen( $result[$index]['answer'] ) > 50 )
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{
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$end_answer = '...';
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}
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$result[$index]['question'] = substr( $result[$index]['question'], 0, 50 ) . $end_question;
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$result[$index]['question'] = str_replace( "\n", ' ', $result[$index]['question'] );
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$result[$index]['answer'] = substr( $result[$index]['answer'], 0, 50 ) . $end_answer;
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$result[$index]['answer'] = str_replace( "\n", ' ', $result[$index]['answer'] );
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}
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return $result;
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}
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private function checkID($room_id)
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{
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$stmnt = Database::getConnection()->prepare( 'SELECT id FROM rooms WHERE id = :id' );
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$stmnt->execute( array( 'id' => $room_id ) );
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$result = $stmnt->fetch( PDO::FETCH_ASSOC );
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if( $result === false || empty( $result ) )
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{
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return false;
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}
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return $result['id'];
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}
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/**
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* @param int $room_id
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* @param string $question
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* @param string $nickname
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*/
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public function addQuestion(int $room_id, string $question, string $nickname )
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{
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$stmnt = Database::getConnection()->prepare( 'INSERT INTO questions ( room_id, question, created_by ) VALUES ( :room_id, :question, :created_by )' );
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$stmnt->execute( array( 'room_id' => $room_id, 'question' => htmlspecialchars( $question ), 'created_by' => $nickname ) );
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}
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public function addAnswer(int $question_id, string $answer)
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{
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$stmnt = Database::getConnection()->prepare( 'UPDATE questions SET answer = :answer WHERE id = :id' );
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$stmnt->execute( array( 'answer' => htmlspecialchars( $answer ), 'id' => $question_id ) );
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}
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public function checkUserIsRoomOwner( array $a_room )
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{
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$stmnt = Database::getConnection()->prepare( 'SELECT id, owner_sid FROM rooms WHERE id = :id' );
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$stmnt->execute( array( 'id' => $a_room['id'] ) );
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$result = $stmnt->fetch( PDO::FETCH_ASSOC );
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if( $result === false || empty( $result ) )
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{
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return false;
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}
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$secret = empty( $_COOKIE['owner_room_' . $a_room['id'] ] ) ? null : $_COOKIE['owner_room_' . $a_room['id'] ];
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if( $result['owner_sid'] === $secret )
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{
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return true;
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}
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return false;
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}
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public function getQuestion( int $question_id)
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{
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$stmnt = Database::getConnection()->prepare( 'SELECT * FROM questions WHERE id = :id' );
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$stmnt->execute( array( 'id' => $question_id ) );
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$result = $stmnt->fetch( PDO::FETCH_ASSOC );
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if( $result === false || empty( $result ) )
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{
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return false;
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}
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$result['question'] = str_replace( "\n", '<br>', $result['question'] );
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return $result;
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}
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} |