Integration
1 year ago
Vendors
1 month ago
.htaccess
1 year ago
Destination.php
1 month ago
DestinationDiskUsage.php
1 year ago
DestinationFile.php
1 year ago
DestinationWrapper.php
1 year ago
ScanDirIterator.php
1 year ago
ScanDirIteratorFile.php
8 months ago
Tree.php
1 year ago
index.html
1 year ago
web.config
1 year ago
Tree.php
143 lines
| 1 | <?php |
| 2 | |
| 3 | namespace JetBackup\Destination; |
| 4 | |
| 5 | use JetBackup\Exception\DestinationException; |
| 6 | use JetBackup\Exception\IOVanishedException; |
| 7 | use JetBackup\Factory; |
| 8 | use JetBackup\JetBackup; |
| 9 | use JetBackup\Queue\QueueItem; |
| 10 | use SleekDB\Exceptions\InvalidArgumentException; |
| 11 | use SleekDB\Exceptions\IOException; |
| 12 | |
| 13 | if (!defined( '__JETBACKUP__')) die('Direct access is not allowed'); |
| 14 | |
| 15 | class Tree { |
| 16 | |
| 17 | const TREE_FILE = '%s' . JetBackup::SEP . '%d_tree.ini'; |
| 18 | |
| 19 | private Destination $_destination; |
| 20 | private QueueItem $_queue_item; |
| 21 | private string $_source; |
| 22 | private string $_tree_file; |
| 23 | |
| 24 | /** |
| 25 | * @param Destination $destination |
| 26 | * @param QueueItem $item |
| 27 | * @param string $source |
| 28 | */ |
| 29 | public function __construct(Destination $destination, QueueItem $item, string $source) { |
| 30 | $this->_destination = $destination; |
| 31 | $this->_queue_item = $item; |
| 32 | $this->_source = $source; |
| 33 | $this->_tree_file = sprintf(self::TREE_FILE, $source, $destination->getId()); |
| 34 | } |
| 35 | |
| 36 | /** |
| 37 | * @return void |
| 38 | * @throws DestinationException |
| 39 | * @throws IOVanishedException |
| 40 | * @throws IOException |
| 41 | * @throws InvalidArgumentException |
| 42 | */ |
| 43 | private function _build():void { |
| 44 | |
| 45 | if(file_exists($this->_tree_file)) return; |
| 46 | |
| 47 | $excludes = [ |
| 48 | '*' . JetBackup::SEP . '.htaccess', |
| 49 | '*' . JetBackup::SEP . 'web.config', |
| 50 | '*' . JetBackup::SEP . 'index.html', |
| 51 | JetBackup::SEP . 'tree.php_done', |
| 52 | JetBackup::SEP . '*_tree.ini', |
| 53 | JetBackup::SEP . 'tmp', |
| 54 | JetBackup::SEP . 'tmp' . JetBackup::SEP . '*', |
| 55 | JetBackup::SEP . 'logs', |
| 56 | JetBackup::SEP . 'logs' . JetBackup::SEP . '*', |
| 57 | JetBackup::SEP . basename($this->_tree_file), |
| 58 | ]; |
| 59 | |
| 60 | $fd = fopen($this->_tree_file, 'w'); |
| 61 | if(!$fd) throw new DestinationException("Cannot open tree file: $this->_tree_file"); |
| 62 | |
| 63 | // We must build the tree with directories first, we must create the directory before uploading files to that directory |
| 64 | $scan = new ScanDirIterator($this->_source); |
| 65 | |
| 66 | $total_size = 0; |
| 67 | while($entry = $scan->next()) { |
| 68 | $filename = substr($entry->getFullPath(), strlen($this->_source)); |
| 69 | foreach($excludes as $exclude) if(fnmatch($exclude, $filename)) continue 2; |
| 70 | fwrite($fd, $filename . PHP_EOL); |
| 71 | if(!$entry->isDir()) $total_size += $entry->getSize(); |
| 72 | } |
| 73 | |
| 74 | fclose($fd); |
| 75 | |
| 76 | $progress = $this->_queue_item->getProgress(); |
| 77 | $progress->setTotalSubItems($total_size); |
| 78 | $progress->setCurrentSubItem(0); |
| 79 | $this->_queue_item->save(); |
| 80 | |
| 81 | } |
| 82 | |
| 83 | /** |
| 84 | * @param callable $callback |
| 85 | * |
| 86 | * @return void |
| 87 | * @throws DestinationException |
| 88 | * @throws IOVanishedException |
| 89 | */ |
| 90 | public function process(callable $callback) { |
| 91 | |
| 92 | $this->_build(); |
| 93 | |
| 94 | $fp = fopen($this->_tree_file, 'r+'); |
| 95 | if (!$fp) throw new DestinationException("Cannot open tree file: $this->_tree_file"); |
| 96 | |
| 97 | fseek($fp, 0, SEEK_END); |
| 98 | $fileSize = ftell($fp); // Get the initial size of the file |
| 99 | $position = $fileSize; |
| 100 | $buffer = ''; |
| 101 | $_chunk_size = $this->_destination->getChunkSizeBytes() ?: Factory::getSettingsPerformance()->getReadChunkSizeBytes(); |
| 102 | |
| 103 | while ($position > 0) { |
| 104 | |
| 105 | $readSize = min($position, $_chunk_size); |
| 106 | $position -= $readSize; // Adjust position for the next read |
| 107 | fseek($fp, $position); |
| 108 | $chunk = fread($fp, $readSize) . $buffer; // Prepend previously buffered data |
| 109 | |
| 110 | while (($eolPos = strrpos($chunk, PHP_EOL)) !== false) { |
| 111 | $lineStartPos = $eolPos + strlen(PHP_EOL); |
| 112 | $line = substr($chunk, $lineStartPos); |
| 113 | $chunk = substr($chunk, 0, $eolPos); |
| 114 | |
| 115 | if (!empty($line)/* && basename($line) != basename(self::TREE_FILE)*/) call_user_func($callback, $line); |
| 116 | |
| 117 | // Update the position for truncating the file |
| 118 | $newSize = $position + $eolPos + strlen(PHP_EOL); |
| 119 | ftruncate($fp, $newSize); |
| 120 | fflush($fp); // Ensure changes are written |
| 121 | fseek($fp, $newSize); // Set the pointer for the next operation |
| 122 | } |
| 123 | |
| 124 | $buffer = $chunk; // Save any remaining data not followed by PHP_EOL |
| 125 | |
| 126 | if ($position === 0 && !empty($buffer)) { |
| 127 | // If there's buffered data left when we reach the start of the file, process it |
| 128 | call_user_func($callback, $buffer); |
| 129 | ftruncate($fp, 0); // Truncate the file if the entire content has been processed |
| 130 | } |
| 131 | |
| 132 | |
| 133 | } |
| 134 | |
| 135 | fclose($fp); |
| 136 | |
| 137 | // At this point, if tree file is empty we know we finished with the current destination |
| 138 | // tree upload, we need this if using multiple uploads to multiple destinations. |
| 139 | |
| 140 | // Do not delete tree file here |
| 141 | //unlink($_tree_file); |
| 142 | } |
| 143 | } |