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<?php |
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/** |
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* File Class |
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* |
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* @license http://opensource.org/licenses/MIT The MIT License (MIT) |
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* @author Omar El Gabry <[email protected]> |
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*/ |
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class File extends Model{ |
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/** |
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* get all files. |
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* |
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* @access public |
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* @param integer $pageNum |
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* @return array |
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* |
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*/ |
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View Code Duplication |
public function getAll($pageNum = 1){ |
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// get pagination object |
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$pagination = Pagination::pagination("files", "", [], $pageNum); |
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$offset = $pagination->getOffset(); |
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$limit = $pagination->perPage; |
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$database = Database::openConnection(); |
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$query = "SELECT files.id AS id, files.filename, users.id AS user_id, users.name AS user_name, files.extension AS format, files.hashed_filename, files.date "; |
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$query .= "FROM users, files "; |
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$query .= "WHERE users.id = files.user_id "; |
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$query .= "ORDER BY files.date DESC "; |
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$query .= "LIMIT $limit OFFSET $offset"; |
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$database->prepare($query); |
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$database->execute(); |
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$files = $database->fetchAllAssociative(); |
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return array("files" => $files, "pagination" => $pagination); |
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} |
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/** |
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* get file by Id. |
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* |
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* @access public |
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* @param string $fileId |
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* @return array Array holds the data of the file |
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*/ |
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View Code Duplication |
public function getById($fileId){ |
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$database = Database::openConnection(); |
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$query = "SELECT files.id AS id, files.filename, users.id AS user_id, users.name AS user_name, files.extension AS format, files.hashed_filename, files.date "; |
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$query .= "FROM users, files "; |
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$query .= "WHERE files.id = :id "; |
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$query .= "AND users.id = files.user_id LIMIT 1 "; |
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$database->prepare($query); |
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$database->bindValue(':id', (int)$fileId); |
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$database->execute(); |
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$file = $database->fetchAllAssociative(); |
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return $file; |
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} |
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/** |
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* get file by hashed name. |
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* files are unique by the hashed file name(= hash(original filename . extension)). |
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* |
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* @access public |
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* @param string $hashedFileName |
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* @return array Array holds the data of the file |
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*/ |
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View Code Duplication |
public function getByHashedName($hashedFileName){ |
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$database = Database::openConnection(); |
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$query = "SELECT files.id AS id, files.filename, files.extension, files.hashed_filename "; |
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$query .= "FROM files "; |
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$query .= "WHERE hashed_filename = :hashed_filename "; |
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$query .= "LIMIT 1 "; |
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$database->prepare($query); |
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$database->bindValue(':hashed_filename', $hashedFileName); |
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$database->execute(); |
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$file = $database->fetchAssociative(); |
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return $file; |
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} |
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/** |
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* create file. |
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* |
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* @access public |
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* @param integer $userId |
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* @param array $fileData |
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* @return array Array holds the created file |
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* @throws Exception If file couldn't be created |
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*/ |
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public function create($userId, $fileData){ |
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// upload |
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$file = Uploader::uploadFile($fileData); |
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if(!$file) { |
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$this->errors = Uploader::errors(); |
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return false; |
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} |
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$database = Database::openConnection(); |
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$query = "INSERT INTO files (user_id, filename, hashed_filename, extension) VALUES (:user_id, :filename, :hashed_filename, :extension)"; |
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$database->prepare($query); |
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$database->bindValue(':user_id', $userId); |
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$database->bindValue(':filename', $file["filename"]); |
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$database->bindValue(':hashed_filename', $file["hashed_filename"]); |
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$database->bindValue(':extension', strtolower($file["extension"])); |
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$database->execute(); |
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// if insert failed, then delete the file |
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if($database->countRows() !== 1){ |
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Uploader::deleteFile(APP ."uploads/" . $file["basename"]); |
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throw new Exception ("Couldn't upload file"); |
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} |
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$fileId = $database->lastInsertedId(); |
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$file = $this->getById($fileId); |
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return $file; |
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} |
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/** |
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* deletes file. |
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* This method overrides the deleteById() method in Model class. |
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* |
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* @access public |
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* @param array $id |
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* @throws Exception If failed to delete the file |
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* |
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*/ |
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public function deleteById($id){ |
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$database = Database::openConnection(); |
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$database->getById("files", $id); |
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$file = $database->fetchAssociative(); |
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// start a transaction to guarantee the file will be deleted from both; database and filesystem |
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$database->beginTransaction(); |
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$database->deleteById("files", $id); |
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if($database->countRows() !== 1){ |
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$database->rollBack(); |
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throw new Exception ("Couldn't delete file"); |
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} |
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$basename = $file["hashed_filename"] . "." . $file["extension"]; |
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Uploader::deleteFile(APP ."uploads/" . $basename); |
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$database->commit(); |
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} |
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} |
OmarElGabry /
miniPHP
Loading history...
You can fix this by adding a namespace to your class:
When choosing a vendor namespace, try to pick something that is not too generic to avoid conflicts with other libraries.