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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                namespace HM\BackUpWordPress;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                class Backup { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	private $excludes;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	public $warnings = array();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	public $errors = array();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	private $backup_filename;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	private $database_dump_filename;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	private $backup_filepath = '';  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	private $database_dump_filepath = '';  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	private $status = null;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	private $type = 'complete';  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	public function __construct( $backup_filename, $database_dump_filename = null ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->backup_filename = $backup_filename;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->database_dump_filename = $database_dump_filename;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	public function set_type( $type ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->type = $type;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	public function set_backup_filename( $filename ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->backup_filename = $filename;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	public function set_status( Backup_Status $status ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->status = $status;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	public function set_excludes( Excludes $excludes ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->excludes = $excludes;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	public function run() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		Path::get_instance()->cleanup();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		if ( $this->type !== 'file' ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$this->backup_database();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		if ( $this->type !== 'database' ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$this->backup_files();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		Path::get_instance()->cleanup();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	public function backup_database() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		if ( $this->status ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$this->status->set_status( __( 'Backing up database...', 'backupwordpress' ) );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$database_backup_engines = apply_filters( 'hmbkp_database_backup_engines', array(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			new Mysqldump_Database_Backup_Engine,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			new IMysqldump_Database_Backup_Engine  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		) );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		// Set the file backup engine settings  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		if (  $this->database_dump_filename ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			foreach( $database_backup_engines as &$backup_engine ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				$backup_engine->set_backup_filename( $this->database_dump_filename );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		// Dump the database  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$database_dump = $this->perform_backup( $database_backup_engines );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		if ( is_a( $database_dump, __NAMESPACE__ . '\\Backup_Engine' ) ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$this->database_dump_filepath = $database_dump->get_backup_filepath();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		// Fire up the file backup engines  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$file_backup_engines = apply_filters( 'hmbkp_file_backup_engines', array(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			new Zip_File_Backup_Engine,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			new Zip_Archive_File_Backup_Engine  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		) );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		// Set the file backup engine settings  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		foreach( $file_backup_engines as &$backup_engine ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$backup_engine->set_backup_filename( $this->backup_filename );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$backup_engine->set_excludes( new Excludes( array( '*.zip', 'index.html', '.htaccess', '.*-running', '.files' ) ) );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		// Zip up the database dump  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$root = Path::get_root();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		Path::get_instance()->set_root( Path::get_path() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$file_backup = $this->perform_backup( $file_backup_engines );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		Path::get_instance()->set_root( $root );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		if ( is_a( $file_backup, __NAMESPACE__ . '\\Backup_Engine' ) ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$this->backup_filepath = $file_backup->get_backup_filepath();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		// Delete the Database Backup now that we've zipped it up  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		if ( file_exists( $this->database_dump_filepath ) ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			unlink( $this->database_dump_filepath );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	public function backup_files() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		if ( $this->status ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$this->status->set_status( __( 'Backing up files...', 'backupwordpress' ) );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		// Fire up the file backup engines  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$backup_engines = apply_filters( 'hmbkp_file_backup_engines', array(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			new Zip_File_Backup_Engine,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			new Zip_Archive_File_Backup_Engine  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		) );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		// Set the file backup engine settings  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		foreach( $backup_engines as &$backup_engine ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$backup_engine->set_backup_filename( $this->backup_filename );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			if ( $this->excludes ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				$backup_engine->set_excludes( $this->excludes );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$file_backup = $this->perform_backup( $backup_engines );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		if ( is_a( $file_backup, __NAMESPACE__ . '\\Backup_Engine' ) ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$this->backup_filepath = $file_backup->get_backup_filepath();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    136
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                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    137
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                	 * Perform the backup by iterating through each Backup_Engine in turn until  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    138
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                	 * we find one which works. If a backup filename or any excludes have been  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    139
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                	 * set then those are passed to each Backup_Engine.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    140
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                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    141
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                	public function perform_backup( Array $backup_engines ) { | 
            
                            
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                    143
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                		foreach ( $backup_engines as $backup_engine ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    145
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                			/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    146
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                			 * If the backup_engine completes the backup then we  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    147
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                			 * clear any errors or warnings from previously failed backup_engines  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    148
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                			 * and return the successful one.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    149
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                			 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    150
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                			if ( $backup_engine->backup() ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    151
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                				$this->errors = array();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    152
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                				$this->warnings = $backup_engine->get_warnings();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    153
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                				return $backup_engine;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    154
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                			}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    155
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                    156
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                			// Store all the errors and warnings as they are shown if all engines fail  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    157
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                			$this->warnings = array_merge( $this->warnings, $backup_engine->get_warnings() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    158
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                			$this->errors   = array_merge( $this->errors, $backup_engine->get_errors() );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    160
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                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    161
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                    162
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                		return false;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    163
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                    164
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    165
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                | 
                    166
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                	public function get_warnings() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    167
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                 | 
                		return $this->warnings;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    168
                 | 
                                    
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                 | 
                	}  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
                | 
                    169
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                | 
                    170
                 | 
                                    
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                 | 
                	public function get_errors() { | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    171
                 | 
                                    
                                                     | 
                
                 | 
                		return $this->errors;  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    172
                 | 
                                    
                                                     | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    173
                 | 
                                    
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                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    174
                 | 
                                    
                                                     | 
                
                 | 
                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    175
                 | 
                                    
                                                     | 
                
                 | 
                	 * Add an warning to the errors warnings.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    176
                 | 
                                    
                                                     | 
                
                 | 
                	 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    177
                 | 
                                    
                                                     | 
                
                 | 
                	 * A warning is always treat as non-fatal and should only be used for recoverable  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    178
                 | 
                                    
                                                     | 
                
                 | 
                	 * issues with the backup process.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    179
                 | 
                                    
                                                     | 
                
                 | 
                	 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    180
                 | 
                                    
                                                     | 
                
                 | 
                	 * @param  string $context The context for the warning.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    181
                 | 
                                    
                                                     | 
                
                 | 
                	 * @param  string $error   The warning that was encountered.  | 
            
                            
                    | 
                        
                     | 
                     | 
                     | 
                    
                                                                                                    
                        
                         
                                                                                        
                                                                                     
                     | 
                
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    182
                 | 
                                    
                                                     | 
                
                 | 
                	 */  | 
            
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
                | 
                    183
                 | 
                                    
                                                     | 
                
                View Code Duplication | 
                	public function warning( $context, $warning ) { | 
            
                            
                    | 
                        
                     | 
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                     | 
                
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    184
                 | 
                                    
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                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    185
                 | 
                                    
                                                     | 
                
                 | 
                		if ( empty( $context ) || empty( $warning ) ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    186
                 | 
                                    
                                                     | 
                
                 | 
                			return;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    187
                 | 
                                    
                                                     | 
                
                 | 
                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    188
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    189
                 | 
                                    
                                                     | 
                
                 | 
                		// Ensure we don't store duplicate warnings by md5'ing the error as the key  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    190
                 | 
                                    
                                                     | 
                
                 | 
                		$this->warnings[ $context ][ md5( implode( ':', (array) $warning ) ) ] = $warning;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    191
                 | 
                                    
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                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    192
                 | 
                                    
                                                     | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    193
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    194
                 | 
                                    
                                                     | 
                
                 | 
                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    195
                 | 
                                    
                                                     | 
                
                 | 
                	 * Back compat with old error method  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    196
                 | 
                                    
                                                     | 
                
                 | 
                	 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    197
                 | 
                                    
                                                     | 
                
                 | 
                	 * Only the backup engines themselves can fire fatal errors  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    198
                 | 
                                    
                                                     | 
                
                 | 
                	 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    199
                 | 
                                    
                                                     | 
                
                 | 
                	 * @deprecated 3.4 Backup->warning( $context, $warning )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    200
                 | 
                                    
                                                     | 
                
                 | 
                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    201
                 | 
                                    
                                                     | 
                
                 | 
                	public function error( $context, $message ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    202
                 | 
                                    
                                                     | 
                
                 | 
                		_deprecated_function( __FUNCTION__, '3.4', 'Backup->warning( $context, $warning )' );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    203
                 | 
                                    
                                                     | 
                
                 | 
                		$this->warning( $context, $message );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    204
                 | 
                                    
                                                     | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    205
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    206
                 | 
                                    
                                                     | 
                
                 | 
                	public function get_database_backup_filepath() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    207
                 | 
                                    
                                                     | 
                
                 | 
                		return $this->database_dump_filepath;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    208
                 | 
                                    
                                                     | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    209
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    210
                 | 
                                    
                                                     | 
                
                 | 
                	public function get_backup_filepath() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    211
                 | 
                                    
                                                     | 
                
                 | 
                		return $this->backup_filepath;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    212
                 | 
                                    
                                                     | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    213
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    214
                 | 
                                    
                                                     | 
                
                 | 
                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    215
                 | 
                                    
                                                     | 
                
                 | 
                	 * Back compat with old method name  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    216
                 | 
                                    
                                                     | 
                
                 | 
                	 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    217
                 | 
                                    
                                                     | 
                
                 | 
                	 * @see Backup::get_backup_filepath()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    218
                 | 
                                    
                                                     | 
                
                 | 
                 	 * @deprecated 3.4 Use Backup::get_backup_filepath()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    219
                 | 
                                    
                                                     | 
                
                 | 
                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    220
                 | 
                                    
                                                     | 
                
                 | 
                	public function get_archive_filepath() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    221
                 | 
                                    
                                                     | 
                
                 | 
                		_deprecated_function( __FUNCTION__, '3.4', 'get_backup_filepath()' );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    222
                 | 
                                    
                                                     | 
                
                 | 
                		return $this->get_backup_filepath();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    223
                 | 
                                    
                                                     | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    224
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
                | 
                    225
                 | 
                                    
                                                     | 
                
                 | 
                }  | 
            
            
                                                        
            
                                    
            
            
                | 
                    226
                 | 
                                    
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                 | 
                 | 
            
            
                        
Our type inference engine in quite powerful, but sometimes the code does not provide enough clues to go by. In these cases we request you to add a
@returnannotation as described here.