nextcloud /
server
@@ -41,140 +41,140 @@ |
||
| 41 | 41 | * don't use this class directly if you need to get metadata, use \OC\Files\Filesystem::getFileInfo instead |
| 42 | 42 | */ |
| 43 | 43 | class Cache extends CacheJail { |
| 44 | - /** |
|
| 45 | - * @var \OCA\Files_Sharing\SharedStorage |
|
| 46 | - */ |
|
| 47 | - private $storage; |
|
| 48 | - |
|
| 49 | - /** |
|
| 50 | - * @var ICacheEntry |
|
| 51 | - */ |
|
| 52 | - private $sourceRootInfo; |
|
| 53 | - |
|
| 54 | - private $rootUnchanged = true; |
|
| 55 | - |
|
| 56 | - private $ownerDisplayName; |
|
| 57 | - |
|
| 58 | - private $numericId; |
|
| 59 | - |
|
| 60 | - /** |
|
| 61 | - * @param \OCA\Files_Sharing\SharedStorage $storage |
|
| 62 | - * @param ICacheEntry $sourceRootInfo |
|
| 63 | - */ |
|
| 64 | - public function __construct($storage, ICacheEntry $sourceRootInfo) { |
|
| 65 | - $this->storage = $storage; |
|
| 66 | - $this->sourceRootInfo = $sourceRootInfo; |
|
| 67 | - $this->numericId = $sourceRootInfo->getStorageId(); |
|
| 68 | - |
|
| 69 | - parent::__construct( |
|
| 70 | - null, |
|
| 71 | - '' |
|
| 72 | - ); |
|
| 73 | - } |
|
| 74 | - |
|
| 75 | - protected function getRoot() { |
|
| 76 | - if ($this->root === '') { |
|
| 77 | - $absoluteRoot = $this->sourceRootInfo->getPath(); |
|
| 78 | - |
|
| 79 | - // the sourceRootInfo path is the absolute path of the folder in the "real" storage |
|
| 80 | - // in the case where a folder is shared from a Jail we need to ensure that the share Jail |
|
| 81 | - // has it's root set relative to the source Jail |
|
| 82 | - $currentStorage = $this->storage->getSourceStorage(); |
|
| 83 | - if ($currentStorage->instanceOfStorage(Jail::class)) { |
|
| 84 | - /** @var Jail $currentStorage */ |
|
| 85 | - $absoluteRoot = $currentStorage->getJailedPath($absoluteRoot); |
|
| 86 | - } |
|
| 87 | - $this->root = $absoluteRoot; |
|
| 88 | - } |
|
| 89 | - return $this->root; |
|
| 90 | - } |
|
| 91 | - |
|
| 92 | - public function getCache() { |
|
| 93 | - if (is_null($this->cache)) { |
|
| 94 | - $sourceStorage = $this->storage->getSourceStorage(); |
|
| 95 | - if ($sourceStorage) { |
|
| 96 | - $this->cache = $sourceStorage->getCache(); |
|
| 97 | - } else { |
|
| 98 | - // don't set $this->cache here since sourceStorage will be set later |
|
| 99 | - return new FailedCache(); |
|
| 100 | - } |
|
| 101 | - } |
|
| 102 | - return $this->cache; |
|
| 103 | - } |
|
| 104 | - |
|
| 105 | - public function getNumericStorageId() { |
|
| 106 | - if (isset($this->numericId)) { |
|
| 107 | - return $this->numericId; |
|
| 108 | - } else { |
|
| 109 | - return false; |
|
| 110 | - } |
|
| 111 | - } |
|
| 112 | - |
|
| 113 | - public function get($file) { |
|
| 114 | - if ($this->rootUnchanged && ($file === '' || $file === $this->sourceRootInfo->getId())) { |
|
| 115 | - return $this->formatCacheEntry(clone $this->sourceRootInfo, ''); |
|
| 116 | - } |
|
| 117 | - return parent::get($file); |
|
| 118 | - } |
|
| 119 | - |
|
| 120 | - public function update($id, array $data) { |
|
| 121 | - $this->rootUnchanged = false; |
|
| 122 | - parent::update($id, $data); |
|
| 123 | - } |
|
| 124 | - |
|
| 125 | - public function insert($file, array $data) { |
|
| 126 | - $this->rootUnchanged = false; |
|
| 127 | - return parent::insert($file, $data); |
|
| 128 | - } |
|
| 129 | - |
|
| 130 | - public function remove($file) { |
|
| 131 | - $this->rootUnchanged = false; |
|
| 132 | - parent::remove($file); |
|
| 133 | - } |
|
| 134 | - |
|
| 135 | - public function moveFromCache(\OCP\Files\Cache\ICache $sourceCache, $sourcePath, $targetPath) { |
|
| 136 | - $this->rootUnchanged = false; |
|
| 137 | - return parent::moveFromCache($sourceCache, $sourcePath, $targetPath); |
|
| 138 | - } |
|
| 139 | - |
|
| 140 | - protected function formatCacheEntry($entry, $path = null) { |
|
| 141 | - if (is_null($path)) { |
|
| 142 | - $path = $entry['path'] ?? ''; |
|
| 143 | - $entry['path'] = $this->getJailedPath($path); |
|
| 144 | - } else { |
|
| 145 | - $entry['path'] = $path; |
|
| 146 | - } |
|
| 147 | - |
|
| 148 | - try { |
|
| 149 | - if (isset($entry['permissions'])) { |
|
| 150 | - $entry['permissions'] &= $this->storage->getShare()->getPermissions(); |
|
| 151 | - } else { |
|
| 152 | - $entry['permissions'] = $this->storage->getPermissions($entry['path']); |
|
| 153 | - } |
|
| 154 | - } catch (StorageNotAvailableException $e) { |
|
| 155 | - // thrown by FailedStorage e.g. when the sharer does not exist anymore |
|
| 156 | - // (IDE may say the exception is never thrown – false negative) |
|
| 157 | - $sharePermissions = 0; |
|
| 158 | - } |
|
| 159 | - $entry['uid_owner'] = $this->storage->getOwner(''); |
|
| 160 | - $entry['displayname_owner'] = $this->getOwnerDisplayName(); |
|
| 161 | - if ($path === '') { |
|
| 162 | - $entry['is_share_mount_point'] = true; |
|
| 163 | - } |
|
| 164 | - return $entry; |
|
| 165 | - } |
|
| 166 | - |
|
| 167 | - private function getOwnerDisplayName() { |
|
| 168 | - if (!$this->ownerDisplayName) { |
|
| 169 | - $this->ownerDisplayName = \OC_User::getDisplayName($this->storage->getOwner('')); |
|
| 170 | - } |
|
| 171 | - return $this->ownerDisplayName; |
|
| 172 | - } |
|
| 173 | - |
|
| 174 | - /** |
|
| 175 | - * remove all entries for files that are stored on the storage from the cache |
|
| 176 | - */ |
|
| 177 | - public function clear() { |
|
| 178 | - // Not a valid action for Shared Cache |
|
| 179 | - } |
|
| 44 | + /** |
|
| 45 | + * @var \OCA\Files_Sharing\SharedStorage |
|
| 46 | + */ |
|
| 47 | + private $storage; |
|
| 48 | + |
|
| 49 | + /** |
|
| 50 | + * @var ICacheEntry |
|
| 51 | + */ |
|
| 52 | + private $sourceRootInfo; |
|
| 53 | + |
|
| 54 | + private $rootUnchanged = true; |
|
| 55 | + |
|
| 56 | + private $ownerDisplayName; |
|
| 57 | + |
|
| 58 | + private $numericId; |
|
| 59 | + |
|
| 60 | + /** |
|
| 61 | + * @param \OCA\Files_Sharing\SharedStorage $storage |
|
| 62 | + * @param ICacheEntry $sourceRootInfo |
|
| 63 | + */ |
|
| 64 | + public function __construct($storage, ICacheEntry $sourceRootInfo) { |
|
| 65 | + $this->storage = $storage; |
|
| 66 | + $this->sourceRootInfo = $sourceRootInfo; |
|
| 67 | + $this->numericId = $sourceRootInfo->getStorageId(); |
|
| 68 | + |
|
| 69 | + parent::__construct( |
|
| 70 | + null, |
|
| 71 | + '' |
|
| 72 | + ); |
|
| 73 | + } |
|
| 74 | + |
|
| 75 | + protected function getRoot() { |
|
| 76 | + if ($this->root === '') { |
|
| 77 | + $absoluteRoot = $this->sourceRootInfo->getPath(); |
|
| 78 | + |
|
| 79 | + // the sourceRootInfo path is the absolute path of the folder in the "real" storage |
|
| 80 | + // in the case where a folder is shared from a Jail we need to ensure that the share Jail |
|
| 81 | + // has it's root set relative to the source Jail |
|
| 82 | + $currentStorage = $this->storage->getSourceStorage(); |
|
| 83 | + if ($currentStorage->instanceOfStorage(Jail::class)) { |
|
| 84 | + /** @var Jail $currentStorage */ |
|
| 85 | + $absoluteRoot = $currentStorage->getJailedPath($absoluteRoot); |
|
| 86 | + } |
|
| 87 | + $this->root = $absoluteRoot; |
|
| 88 | + } |
|
| 89 | + return $this->root; |
|
| 90 | + } |
|
| 91 | + |
|
| 92 | + public function getCache() { |
|
| 93 | + if (is_null($this->cache)) { |
|
| 94 | + $sourceStorage = $this->storage->getSourceStorage(); |
|
| 95 | + if ($sourceStorage) { |
|
| 96 | + $this->cache = $sourceStorage->getCache(); |
|
| 97 | + } else { |
|
| 98 | + // don't set $this->cache here since sourceStorage will be set later |
|
| 99 | + return new FailedCache(); |
|
| 100 | + } |
|
| 101 | + } |
|
| 102 | + return $this->cache; |
|
| 103 | + } |
|
| 104 | + |
|
| 105 | + public function getNumericStorageId() { |
|
| 106 | + if (isset($this->numericId)) { |
|
| 107 | + return $this->numericId; |
|
| 108 | + } else { |
|
| 109 | + return false; |
|
| 110 | + } |
|
| 111 | + } |
|
| 112 | + |
|
| 113 | + public function get($file) { |
|
| 114 | + if ($this->rootUnchanged && ($file === '' || $file === $this->sourceRootInfo->getId())) { |
|
| 115 | + return $this->formatCacheEntry(clone $this->sourceRootInfo, ''); |
|
| 116 | + } |
|
| 117 | + return parent::get($file); |
|
| 118 | + } |
|
| 119 | + |
|
| 120 | + public function update($id, array $data) { |
|
| 121 | + $this->rootUnchanged = false; |
|
| 122 | + parent::update($id, $data); |
|
| 123 | + } |
|
| 124 | + |
|
| 125 | + public function insert($file, array $data) { |
|
| 126 | + $this->rootUnchanged = false; |
|
| 127 | + return parent::insert($file, $data); |
|
| 128 | + } |
|
| 129 | + |
|
| 130 | + public function remove($file) { |
|
| 131 | + $this->rootUnchanged = false; |
|
| 132 | + parent::remove($file); |
|
| 133 | + } |
|
| 134 | + |
|
| 135 | + public function moveFromCache(\OCP\Files\Cache\ICache $sourceCache, $sourcePath, $targetPath) { |
|
| 136 | + $this->rootUnchanged = false; |
|
| 137 | + return parent::moveFromCache($sourceCache, $sourcePath, $targetPath); |
|
| 138 | + } |
|
| 139 | + |
|
| 140 | + protected function formatCacheEntry($entry, $path = null) { |
|
| 141 | + if (is_null($path)) { |
|
| 142 | + $path = $entry['path'] ?? ''; |
|
| 143 | + $entry['path'] = $this->getJailedPath($path); |
|
| 144 | + } else { |
|
| 145 | + $entry['path'] = $path; |
|
| 146 | + } |
|
| 147 | + |
|
| 148 | + try { |
|
| 149 | + if (isset($entry['permissions'])) { |
|
| 150 | + $entry['permissions'] &= $this->storage->getShare()->getPermissions(); |
|
| 151 | + } else { |
|
| 152 | + $entry['permissions'] = $this->storage->getPermissions($entry['path']); |
|
| 153 | + } |
|
| 154 | + } catch (StorageNotAvailableException $e) { |
|
| 155 | + // thrown by FailedStorage e.g. when the sharer does not exist anymore |
|
| 156 | + // (IDE may say the exception is never thrown – false negative) |
|
| 157 | + $sharePermissions = 0; |
|
| 158 | + } |
|
| 159 | + $entry['uid_owner'] = $this->storage->getOwner(''); |
|
| 160 | + $entry['displayname_owner'] = $this->getOwnerDisplayName(); |
|
| 161 | + if ($path === '') { |
|
| 162 | + $entry['is_share_mount_point'] = true; |
|
| 163 | + } |
|
| 164 | + return $entry; |
|
| 165 | + } |
|
| 166 | + |
|
| 167 | + private function getOwnerDisplayName() { |
|
| 168 | + if (!$this->ownerDisplayName) { |
|
| 169 | + $this->ownerDisplayName = \OC_User::getDisplayName($this->storage->getOwner('')); |
|
| 170 | + } |
|
| 171 | + return $this->ownerDisplayName; |
|
| 172 | + } |
|
| 173 | + |
|
| 174 | + /** |
|
| 175 | + * remove all entries for files that are stored on the storage from the cache |
|
| 176 | + */ |
|
| 177 | + public function clear() { |
|
| 178 | + // Not a valid action for Shared Cache |
|
| 179 | + } |
|
| 180 | 180 | } |
