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-rw-r--r--include/attach.php81
1 files changed, 53 insertions, 28 deletions
diff --git a/include/attach.php b/include/attach.php
index 224af12c6..ead5a8e06 100644
--- a/include/attach.php
+++ b/include/attach.php
@@ -254,7 +254,7 @@ function attach_list_files($channel_id, $observer, $hash = '', $filename = '', $
* @param int $rev (optional) Revision default 0
* @return array
*/
-function attach_by_hash($hash, $observer_hash, $rev = 0) {
+function attach_by_hash($hash, $observer_hash, $rev = 0, $token = EMPTY_STR) {
$ret = array('success' => false);
@@ -274,7 +274,7 @@ function attach_by_hash($hash, $observer_hash, $rev = 0) {
return $ret;
}
- if(! attach_can_view($r[0]['uid'], $observer_hash, $hash)) {
+ if(! attach_can_view($r[0]['uid'], $observer_hash, $hash, $token)) {
$ret['message'] = t('Permission denied.');
return $ret;
}
@@ -311,7 +311,7 @@ function attach_by_hash($hash, $observer_hash, $rev = 0) {
* @param string $observer_hash
* @return array
*/
-function attach_by_id($id, $observer_hash) {
+function attach_by_id($id, $observer_hash, $token = EMPTY_STR) {
$ret = array('success' => false);
@@ -325,7 +325,7 @@ function attach_by_id($id, $observer_hash) {
return $ret;
}
- if(! attach_can_view($r[0]['uid'], $observer_hash, $r[0]['hash'])) {
+ if(! attach_can_view($r[0]['uid'], $observer_hash, $r[0]['hash'], $token)) {
$ret['message'] = t('Permission denied.');
return $ret;
}
@@ -338,49 +338,56 @@ function attach_by_id($id, $observer_hash) {
return $ret;
}
-function attach_can_view($uid,$ob_hash,$resource) {
+function attach_can_view($uid, $ob_hash, $resource, $token = EMPTY_STR) {
- $sql_extra = permissions_sql($uid,$ob_hash);
- $hash = $resource;
-
- if(! perm_is_allowed($uid,$ob_hash,'view_storage')) {
- return false;
+ if (!$token) {
+ if(! perm_is_allowed($uid, $ob_hash, 'view_storage')) {
+ return false;
+ }
}
+ $sql_extra = permissions_sql($uid, $ob_hash, '', $token);
+
$r = q("select folder from attach where hash = '%s' and uid = %d $sql_extra",
- dbesc($hash),
+ dbesc($resource),
intval($uid)
);
- if(! $r) {
+
+ if(!$r) {
return false;
}
- return attach_can_view_folder($uid,$ob_hash,$r[0]['folder']);
+ // don't perform recursive folder check when using OCAP. Only when using ACL access.
+ // For OCAP if the token is valid they can see the thing.
-}
+ if ($token) {
+ return true;
+ }
+
+ return attach_can_view_folder($uid, $ob_hash, $r[0]['folder'], $token);
+}
-function attach_can_view_folder($uid,$ob_hash,$folder_hash) {
- $sql_extra = permissions_sql($uid,$ob_hash);
- $hash = $folder_hash;
+function attach_can_view_folder($uid, $ob_hash, $folder_hash, $token = EMPTY_STR) {
- if(! $folder_hash) {
- return perm_is_allowed($uid,$ob_hash,'view_storage');
+ if(!$folder_hash && !$token) {
+ return perm_is_allowed($uid, $ob_hash, 'view_storage');
}
+ $sql_extra = permissions_sql($uid, $ob_hash, '', $token);
do {
$r = q("select folder from attach where hash = '%s' and uid = %d $sql_extra",
- dbesc($hash),
+ dbesc($folder_hash),
intval($uid)
);
if(! $r)
return false;
- $hash = $r[0]['folder'];
- } while($hash);
+ $folder_hash = $r[0]['folder'];
+ } while($folder_hash);
return true;
}
@@ -400,7 +407,7 @@ function attach_can_view_folder($uid,$ob_hash,$folder_hash) {
* * \e string \b message (optional) only when success is false
* * \e array \b data array of attach DB entry without data component
*/
-function attach_by_hash_nodata($hash, $observer_hash, $rev = 0) {
+function attach_by_hash_nodata($hash, $observer_hash, $rev = 0, $token = EMPTY_STR) {
$ret = array('success' => false);
@@ -425,7 +432,7 @@ function attach_by_hash_nodata($hash, $observer_hash, $rev = 0) {
return $ret;
}
- $sql_extra = permissions_sql($r[0]['uid'], $observer_hash);
+ $sql_extra = permissions_sql($r[0]['uid'], $observer_hash, '', $token);
// Now we'll see if we can access the attachment
@@ -440,7 +447,7 @@ function attach_by_hash_nodata($hash, $observer_hash, $rev = 0) {
}
if($r[0]['folder']) {
- $x = attach_can_view_folder($r[0]['uid'], $observer_hash, $r[0]['folder']);
+ $x = attach_can_view_folder($r[0]['uid'], $observer_hash, $r[0]['folder'], $token);
if(! $x) {
$ret['message'] = t('Permission denied.');
return $ret;
@@ -508,7 +515,7 @@ function attach_store($channel, $observer_hash, $options = '', $arr = null) {
$upload_path = $arr['directory'] ?? '';
$visible = $arr['visible'] ?? 0;
$notify = $arr['notify'] ?? 0;
-
+ $flags = (($arr && array_key_exists('flags', $arr)) ? intval($arr['flags']) : 0);
$observer = array();
$dosync = ((array_key_exists('nosync',$arr) && $arr['nosync']) ? 0 : 1);
@@ -933,8 +940,8 @@ function attach_store($channel, $observer_hash, $options = '', $arr = null) {
);
}
else {
- $r = q("INSERT INTO attach ( aid, uid, hash, creator, filename, filetype, folder, filesize, revision, os_storage, is_photo, content, created, edited, os_path, display_path, allow_cid, allow_gid,deny_cid, deny_gid )
- VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', %d, %d, %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s' ) ",
+ $r = q("INSERT INTO attach ( aid, uid, hash, creator, filename, filetype, folder, filesize, revision, os_storage, is_photo, flags, content, created, edited, os_path, display_path, allow_cid, allow_gid,deny_cid, deny_gid )
+ VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', %d, %d, %d, %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s' ) ",
intval($channel['channel_account_id']),
intval($channel_id),
dbesc($hash),
@@ -946,6 +953,7 @@ function attach_store($channel, $observer_hash, $options = '', $arr = null) {
intval(0),
intval(1),
intval($is_photo),
+ intval($flags),
dbescbin($os_basepath . $os_relpath),
dbesc($created),
dbesc($created),
@@ -1413,6 +1421,23 @@ function attach_change_permissions($channel_id, $resource, $allow_cid, $allow_gi
if(! $r)
return;
+ $private = $allow_cid || $allow_gid || $deny_cid || $deny_gid;
+
+ // preserve any existing tokens that may have been set for this file
+ // @fixme - we need a way to unconditionally clear these if desired.
+
+ if ($private) {
+ $token_matches = null;
+ if (preg_match_all('/\<token:(.*?)\>/', $r[0]['allow_cid'], $token_matches, PREG_SET_ORDER)) {
+ foreach ($token_matches as $m) {
+ $tok = '<token:' . $m[1] . '>';
+ if (!str_contains($allow_cid, $tok)) {
+ $allow_cid .= $tok;
+ }
+ }
+ }
+ }
+
if(intval($r[0]['is_dir'])) {
if($recurse) {
$r = q("select hash, flags, is_dir from attach where folder = '%s' and uid = %d",
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-21 23:56:40 +0000