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@ -89,10 +89,9 @@ class Scanner extends BasicEmitter {
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*
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* @param string $file
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* @param int $reuseExisting
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* @param bool $parentExistsInCache
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* @return array an array of metadata of the scanned file
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*/
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public function scanFile($file, $reuseExisting = 0, $parentExistsInCache = false) {
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public function scanFile($file, $reuseExisting = 0) {
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if (!self::isPartialFile($file)
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and !Filesystem::isFileBlacklisted($file)
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) {
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@ -100,45 +99,49 @@ class Scanner extends BasicEmitter {
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\OC_Hook::emit('\OC\Files\Cache\Scanner', 'scan_file', array('path' => $file, 'storage' => $this->storageId));
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$data = $this->getData($file);
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if ($data) {
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if ($file and !$parentExistsInCache) {
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$parent = dirname($file);
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if ($parent === '.' or $parent === '/') {
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$parent = '';
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}
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if (!$this->cache->inCache($parent)) {
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$this->scanFile($parent);
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}
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$parent = dirname($file);
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if ($parent === '.' or $parent === '/') {
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$parent = '';
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}
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$parentId = $this->cache->getId($parent);
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// scan the parent if it's not in the cache (id -1) and the current file is not the root folder
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if ($file and $parentId === -1) {
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$parentData = $this->scanFile($parent);
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$parentId = $parentData['fileid'];
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}
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if ($parent) {
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$data['parent'] = $parentId;
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}
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$newData = $data;
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$cacheData = $this->cache->get($file);
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if ($cacheData) {
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if ($reuseExisting) {
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// prevent empty etag
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if (empty($cacheData['etag'])) {
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$etag = $data['etag'];
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} else {
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$etag = $cacheData['etag'];
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}
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// only reuse data if the file hasn't explicitly changed
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if (isset($data['storage_mtime']) && isset($cacheData['storage_mtime']) && $data['storage_mtime'] === $cacheData['storage_mtime']) {
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$data['mtime'] = $cacheData['mtime'];
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if (($reuseExisting & self::REUSE_SIZE) && ($data['size'] === -1)) {
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$data['size'] = $cacheData['size'];
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}
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if ($reuseExisting & self::REUSE_ETAG) {
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$data['etag'] = $etag;
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}
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if ($cacheData and $reuseExisting) {
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// prevent empty etag
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if (empty($cacheData['etag'])) {
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$etag = $data['etag'];
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} else {
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$etag = $cacheData['etag'];
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}
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// only reuse data if the file hasn't explicitly changed
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if (isset($data['storage_mtime']) && isset($cacheData['storage_mtime']) && $data['storage_mtime'] === $cacheData['storage_mtime']) {
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$data['mtime'] = $cacheData['mtime'];
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if (($reuseExisting & self::REUSE_SIZE) && ($data['size'] === -1)) {
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$data['size'] = $cacheData['size'];
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}
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// Only update metadata that has changed
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$newData = array_diff_assoc($data, $cacheData);
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if (isset($newData['etag'])) {
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$cacheDataString = print_r($cacheData, true);
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$dataString = print_r($data, true);
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\OCP\Util::writeLog('OC\Files\Cache\Scanner',
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"!!! No reuse of etag for '$file' !!! \ncache: $cacheDataString \ndata: $dataString",
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\OCP\Util::DEBUG);
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if ($reuseExisting & self::REUSE_ETAG) {
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$data['etag'] = $etag;
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}
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}
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// Only update metadata that has changed
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$newData = array_diff_assoc($data, $cacheData);
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if (isset($newData['etag'])) {
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$cacheDataString = print_r($cacheData, true);
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$dataString = print_r($data, true);
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\OCP\Util::writeLog('OC\Files\Cache\Scanner',
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"!!! No reuse of etag for '$file' !!! \ncache: $cacheDataString \ndata: $dataString",
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\OCP\Util::DEBUG);
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}
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} else {
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$newData = $data;
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}
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if (!empty($newData)) {
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$data['fileid'] = $this->addToCache($file, $newData);
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@ -238,7 +241,7 @@ class Scanner extends BasicEmitter {
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if (!Filesystem::isIgnoredDir($file)) {
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$newChildren[] = $file;
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try {
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$data = $this->scanFile($child, $reuse, true);
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$data = $this->scanFile($child, $reuse);
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if ($data) {
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if ($data['mimetype'] === 'httpd/unix-directory' and $recursive === self::SCAN_RECURSIVE) {
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$childQueue[] = $child;
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