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nextcloud-server
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We can't rely on the assumption that if the matching target is from the same owner that the share type will be different.

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Files in different folders can have the same name. Therefore also a unique name has to be generated if the matching
target it from the same user. Also for folders and files with the same name a unique target name has to be generated

If matching target is from the same owner, use the same target. The share type will be different so this isn't the sa
remotes/origin/stable45
Björn Schießle 13 years ago
parent 550813ce41
commit c6c0fcc7c8
1 changed files with 30 additions and 10 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 40
      lib/public/share.php

40
lib/public/share.php
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@ -1002,8 +1002,22 @@ class Share {
}
}
// Check if target already exists
$checkTarget = self::getItems($itemType, $target, $shareType, $shareWith);
if (!empty($checkTarget)) {
$targetConflict = false;
if( $itemType == "file" or $itemType == "folder") {
$itemList1 = self::getItems("file", $target, $shareType, $shareWith);
$itemList2 = self::getItems("folder", $target, $shareType, $shareWith);
if ( !empty($itemList1) or !empty($itemList2)) {
$targetConflict = true;
}
} else {
$itemList = self::getItems($itemType, $target, $shareType, $shareWith);
if ( !empty($itemList) ) {
$targetConflict = true;
}
}
if ($targetConflict) {
foreach ($checkTarget as $item) {
// Skip item if it is the group parent row
if (isset($groupParent) && $item['id'] == $groupParent) {
@ -1013,21 +1027,27 @@ class Share {
continue;
}
}
// If matching target is from the same owner, use the same target. The share type will be different so this isn't the same share.
if ($item['uid_owner'] == $uidOwner) {
return $target;
}
}
if (!isset($exclude)) {
$exclude = array();
}
// Find similar targets to improve backend's chances to generate a unqiue target
if ($userAndGroups) {
$checkTargets = \OC_DB::prepare('SELECT `'.$column.'` FROM `*PREFIX*share` WHERE `item_type` = ? AND `share_type` IN (?,?,?) AND `share_with` IN (\''.implode('\',\'', $userAndGroups).'\') AND `'.$column.'` LIKE ?');
$result = $checkTargets->execute(array($itemType, self::SHARE_TYPE_USER, self::SHARE_TYPE_GROUP, self::$shareTypeGroupUserUnique, '%'.$target.'%'));
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 {
$checkTargets = \OC_DB::prepare('SELECT `'.$column.'` FROM `*PREFIX*share` WHERE `item_type` = ? AND `share_type` = ? AND `share_with` = ? AND `'.$column.'` LIKE ?');
$result = $checkTargets->execute(array($itemType, self::SHARE_TYPE_GROUP, $shareWith, '%'.$target.'%'));
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];

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