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<?php |
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namespace App; |
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use Illuminate\Database\Eloquent\Model; |
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use Illuminate\Support\Facades\Storage; |
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use Illuminate\Support\Facades\Log; |
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use Illuminate\Support\Facades\Auth; |
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class Files extends Model |
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{ |
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protected $primaryKey = 'file_id'; |
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protected $fillable = ['file_name', 'file_link', 'mime_type']; |
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public function systemFiles() |
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{ |
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return $this->hasMany('App\SystemFiles', 'file_id', 'file_id'); |
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} |
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// public function fileLinkFiles() |
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// { |
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// return $this->hasOne('App\FileLinkFiles', 'file_id', 'file_id'); |
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// } |
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public function fileLinkNotes() |
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{ |
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return $this->hasOne('App\FileLinkNotes', 'file_id', 'file_id'); |
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} |
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// Remove any illegal characters from filename and make sure it is unique |
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public static function cleanFileName($path, $fileName) |
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{ |
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// Remove all spaces |
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$fileName = str_replace(' ', '_', $fileName); |
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// Determine if the filename already exists |
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if(Storage::exists($path.DIRECTORY_SEPARATOR.$fileName)) |
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{ |
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$fileParts = pathinfo($fileName); |
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$extension = isset($fileParts['extension']) ? ('.'.$fileParts['extension']) : ''; |
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// Look to see if a number is already appended to a file. (example - file(1).pdf) |
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if(preg_match('/(.*?)(\d+)$/', $fileParts['filename'], $match)) |
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{ |
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// Has a number, increment it |
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$base = $match[1]; |
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$number = intVal($match[2]); |
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} |
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else |
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{ |
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// No number, add one |
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$base = $fileParts['filename']; |
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$number = 0; |
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} |
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// Increase the number until one that is not in use is found |
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do |
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{ |
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$fileName = $base.'('.++$number.')'.$extension; |
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} while(Storage::exists($path.DIRECTORY_SEPARATOR.$fileName)); |
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} |
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return $fileName; |
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} |
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// Delete a file from both the database and file system |
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public static function deleteFile($fileID) |
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{ |
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try |
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{ |
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// Try to delete file from database - will throw error if foreign key is in use |
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$fileData = Files::find($fileID); |
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$fileLink = $fileData->file_link.$fileData->file_name; |
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$fileData->delete(); |
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} |
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catch(\Illuminate\Database\QueryException $e) |
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{ |
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// Unable to remove file from the database |
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Log::info('File Unable to delete - '.$e, ['file_id' => $fileID, 'file_name' => $fileLink, 'user_id' => Auth::user()->user_id]); |
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return false; |
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} |
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// Delete the file from the storage system |
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Storage::delete($fileLink); |
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Log::info('File Deleted', ['file_id' => $fileID, 'file_name' => $fileLink, 'user_id' => Auth::user()->user_id]); |
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return true; |
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} |
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} |
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butcherman /
Tech_Bench
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