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path: root/lib/private/share/helper.php
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-rw-r--r--lib/private/share/helper.php127
1 files changed, 40 insertions, 87 deletions
diff --git a/lib/private/share/helper.php b/lib/private/share/helper.php
index 46e3c280488..2418535c9d5 100644
--- a/lib/private/share/helper.php
+++ b/lib/private/share/helper.php
@@ -35,8 +35,8 @@ class Helper extends \OC\Share\Constants {
* @throws \Exception
* @return string Item target
*/
- public static function generateTarget($itemType, $itemSource, $shareType, $shareWith, $uidOwner,
- $suggestedTarget = null, $groupParent = null) {
+ public static function generateTarget($itemType, $itemSource, $shareType, $shareWith, $uidOwner, $suggestedTarget = null, $groupParent = null) {
+ // FIXME: $uidOwner and $groupParent seems to be unused
$backend = \OC\Share\Share::getBackend($itemType);
if ($shareType == self::SHARE_TYPE_LINK) {
if (isset($suggestedTarget)) {
@@ -54,91 +54,28 @@ class Helper extends \OC\Share\Constants {
if ($shareType == self::SHARE_TYPE_USER) {
// Share with is a user, so set share type to user and groups
$shareType = self::$shareTypeUserAndGroups;
- $userAndGroups = array_merge(array($shareWith), \OC_Group::getUserGroups($shareWith));
- } else {
- $userAndGroups = false;
}
- $exclude = null;
- // Backend has 3 opportunities to generate a unique target
- for ($i = 0; $i < 2; $i++) {
- // Check if suggested target exists first
- if ($i == 0 && isset($suggestedTarget)) {
- $target = $suggestedTarget;
- } else {
- if ($shareType == self::SHARE_TYPE_GROUP) {
- $target = $backend->generateTarget($itemSource, false, $exclude);
- } else {
- $target = $backend->generateTarget($itemSource, $shareWith, $exclude);
- }
- if (is_array($exclude) && in_array($target, $exclude)) {
- break;
- }
- }
- // Check if target already exists
- $checkTarget = \OC\Share\Share::getItems($itemType, $target, $shareType, $shareWith);
- if (!empty($checkTarget)) {
- foreach ($checkTarget as $item) {
- // Skip item if it is the group parent row
- if (isset($groupParent) && $item['id'] == $groupParent) {
- if (count($checkTarget) == 1) {
- return $target;
- } else {
- continue;
- }
- }
- if ($item['uid_owner'] == $uidOwner) {
- if ($itemType == 'file' || $itemType == 'folder') {
- $meta = \OC\Files\Filesystem::getFileInfo($itemSource);
- if ($item['file_source'] == $meta['fileid']) {
- return $target;
- }
- } else if ($item['item_source'] == $itemSource) {
- return $target;
- }
- }
- }
- if (!isset($exclude)) {
- $exclude = array();
- }
- // Find similar targets to improve backend's chances to generate a unqiue target
- if ($userAndGroups) {
- if ($column == 'file_target') {
- $checkTargets = \OC_DB::prepare('SELECT `'.$column.'` FROM `*PREFIX*share`'
- .' WHERE `item_type` IN (\'file\', \'folder\')'
- .' AND `share_type` IN (?,?,?)'
- .' AND `share_with` IN (\''.implode('\',\'', $userAndGroups).'\')');
- $result = $checkTargets->execute(array(self::SHARE_TYPE_USER, self::SHARE_TYPE_GROUP,
- self::$shareTypeGroupUserUnique));
- } else {
- $checkTargets = \OC_DB::prepare('SELECT `'.$column.'` FROM `*PREFIX*share`'
- .' WHERE `item_type` = ? AND `share_type` IN (?,?,?)'
- .' AND `share_with` IN (\''.implode('\',\'', $userAndGroups).'\')');
- $result = $checkTargets->execute(array($itemType, self::SHARE_TYPE_USER,
- self::SHARE_TYPE_GROUP, self::$shareTypeGroupUserUnique));
- }
- } else {
- if ($column == 'file_target') {
- $checkTargets = \OC_DB::prepare('SELECT `'.$column.'` FROM `*PREFIX*share`'
- .' WHERE `item_type` IN (\'file\', \'folder\')'
- .' AND `share_type` = ? AND `share_with` = ?');
- $result = $checkTargets->execute(array(self::SHARE_TYPE_GROUP, $shareWith));
- } else {
- $checkTargets = \OC_DB::prepare('SELECT `'.$column.'` FROM `*PREFIX*share`'
- .' WHERE `item_type` = ? AND `share_type` = ? AND `share_with` = ?');
- $result = $checkTargets->execute(array($itemType, self::SHARE_TYPE_GROUP, $shareWith));
- }
- }
- while ($row = $result->fetchRow()) {
- $exclude[] = $row[$column];
- }
- } else {
- return $target;
+ $exclude = array();
+
+ $result = \OCP\Share::getItemsSharedWithUser($itemType, $shareWith);
+ foreach ($result as $row) {
+ if ($row['permissions'] > 0) {
+ $exclude[] = $row[$column];
}
}
+
+ // Check if suggested target exists first
+ if (!isset($suggestedTarget)) {
+ $suggestedTarget = $itemSource;
+ }
+ if ($shareType == self::SHARE_TYPE_GROUP) {
+ $target = $backend->generateTarget($suggestedTarget, false, $exclude);
+ } else {
+ $target = $backend->generateTarget($suggestedTarget, $shareWith, $exclude);
+ }
+
+ return $target;
}
- $message = 'Sharing backend registered for '.$itemType.' did not generate a unique target for '.$itemSource;
- \OC_Log::write('OCP\Share', $message, \OC_Log::ERROR);
- throw new \Exception($message);
}
/**
@@ -146,10 +83,12 @@ class Helper extends \OC\Share\Constants {
* @param int $parent Id of item to delete
* @param bool $excludeParent If true, exclude the parent from the delete (optional)
* @param string $uidOwner The user that the parent was shared with (optional)
+ * @param int $newParent new parent for the childrens
*/
- public static function delete($parent, $excludeParent = false, $uidOwner = null) {
+ public static function delete($parent, $excludeParent = false, $uidOwner = null, $newParent = null) {
$ids = array($parent);
$deletedItems = array();
+ $changeParent = array();
$parents = array($parent);
while (!empty($parents)) {
$parents = "'".implode("','", $parents)."'";
@@ -167,8 +106,6 @@ class Helper extends \OC\Share\Constants {
// Reset parents array, only go through loop again if items are found
$parents = array();
while ($item = $result->fetchRow()) {
- $ids[] = $item['id'];
- $parents[] = $item['id'];
$tmpItem = array(
'id' => $item['id'],
'shareWith' => $item['share_with'],
@@ -179,12 +116,28 @@ class Helper extends \OC\Share\Constants {
if (isset($item['file_target'])) {
$tmpItem['fileTarget'] = $item['file_target'];
}
- $deletedItems[] = $tmpItem;
+ // if we have a new parent for the child we remember the child
+ // to update the parent, if not we add it to the list of items
+ // which should be deleted
+ if ($newParent !== null) {
+ $changeParent[] = $item['id'];
+ } else {
+ $deletedItems[] = $tmpItem;
+ $ids[] = $item['id'];
+ $parents[] = $item['id'];
+ }
}
}
if ($excludeParent) {
unset($ids[0]);
}
+
+ if (!empty($changeParent)) {
+ $idList = "'".implode("','", $changeParent)."'";
+ $query = \OC_DB::prepare('UPDATE `*PREFIX*share` SET `parent` = ? WHERE `id` IN ('.$idList.')');
+ $query->execute(array($newParent));
+ }
+
if (!empty($ids)) {
$idList = "'".implode("','", $ids)."'";
$query = \OC_DB::prepare('DELETE FROM `*PREFIX*share` WHERE `id` IN ('.$idList.')');
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-04 09:26:23 +0300