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<?php |
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namespace HM\BackUpWordPress; |
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use Symfony\Component\Finder\Finder as Finder; |
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/** |
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* The File Backup Engine type |
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* |
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* All File Backup Engine implementations should extend this class |
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*/ |
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abstract class File_Backup_Engine extends Backup_Engine { |
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/** |
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* The array of excludes rules |
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* |
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* @var array |
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*/ |
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protected $excludes; |
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/** |
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* Set the default backup filename. |
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*/ |
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public function __construct() { |
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parent::__construct(); |
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$this->set_backup_filename( implode( '-', array( |
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str_ireplace( array( 'http://', 'https://', 'www' ), '', home_url() ), |
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'backup', |
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current_time( 'Y-m-d-H-i-s' ), |
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) ) . '.zip' ); |
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$this->excludes = new Excludes; |
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} |
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/** |
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* Set the excludes rules for the backup. |
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* |
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* @param array $excludes The exclude rules. |
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*/ |
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public function set_excludes( Excludes $excludes ) { |
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$this->excludes = $excludes; |
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} |
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/** |
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* Returns a Finder instance for the files that will be included in the |
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* backup. |
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* |
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* By default we ignore unreadable files and directories as well as, common |
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* version control folders / files, "Dot" files and anything matching the |
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* exclude rules. |
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* |
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* @uses Finder |
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* @return Finder The Finder iterator of all files to be included |
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*/ |
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public function get_files() { |
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$finder = new Finder(); |
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$finder->followLinks( true ); |
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$finder->ignoreDotFiles( false ); |
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$finder->ignoreVCS( true ); |
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$finder->ignoreUnreadableDirs( true ); |
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// Skip unreadable files too |
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$finder->filter( |
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function ( \SplFileInfo $file ) { |
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if ( ! $file->isReadable() ) { |
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return false; |
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} |
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} |
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); |
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// Finder expects exclude rules to be in a regex format |
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$exclude_rules = $this->excludes->get_excludes_for_regex(); |
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// Skips folders/files that match default exclude patterns |
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foreach ( $exclude_rules as $exclude ) { |
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$finder->notPath( $exclude ); |
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} |
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return $finder->in( Path::get_root() ); |
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} |
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/** |
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* Verify that the file backup completed successfully. |
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* |
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* This should be called from backup method of any final file backup engine |
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* implementations. |
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* |
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* @return bool Whether the backup completed successfully. |
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*/ |
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public function verify_backup() { |
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// If there are errors delete the backup file. |
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if ( $this->get_errors( get_called_class() ) && file_exists( $this->get_backup_filepath() ) ) { |
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unlink( $this->get_backup_filepath() ); |
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} |
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// If the backup doesn't exist then we must have failed. |
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if ( ! file_exists( $this->get_backup_filepath() ) ) { |
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return false; |
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} |
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return true; |
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} |
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} |
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Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property.
Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property..