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-rw-r--r--apps/files_sharing/public.php354
-rw-r--r--core/ajax/share.php14
-rw-r--r--core/js/share.js28
-rw-r--r--db_structure.xml15
-rw-r--r--lib/helper.php1
-rw-r--r--lib/public/share.php68
-rwxr-xr-xlib/util.php2
7 files changed, 296 insertions, 186 deletions
diff --git a/apps/files_sharing/public.php b/apps/files_sharing/public.php
index 1fc41b42756..ac247368738 100644
--- a/apps/files_sharing/public.php
+++ b/apps/files_sharing/public.php
@@ -19,7 +19,6 @@ if (isset($_GET['token'])) {
\OCP\Util::writeLog('files_sharing', 'You have files that are shared by link originating from ownCloud 4.0. Redistribute the new links, because backwards compatibility will be removed in ownCloud 5.', \OCP\Util::WARN);
}
}
-// Enf of backward compatibility
function getID($path) {
// use the share table from the db to find the item source if the file was reshared because shared files
@@ -28,7 +27,7 @@ function getID($path) {
$path_parts = explode('/', $path, 5);
$user = $path_parts[1];
$intPath = '/'.$path_parts[4];
- $query = \OC_DB::prepare('SELECT item_source FROM *PREFIX*share WHERE uid_owner = ? AND file_target = ? ');
+ $query = \OC_DB::prepare('SELECT `item_source` FROM `*PREFIX*share` WHERE `uid_owner` = ? AND `file_target` = ? ');
$result = $query->execute(array($user, $intPath));
$row = $result->fetchRow();
$fileSource = $row['item_source'];
@@ -38,8 +37,51 @@ function getID($path) {
return $fileSource;
}
+// Enf of backward compatibility
+
+/**
+ * lookup file path and owner by fetching it from the fscache
+ * needed becaus OC_FileCache::getPath($id, $user) already requires the user
+ * @param int $id
+ * @return array
+ */
+function getPathAndUser($id) {
+ $query = \OC_DB::prepare('SELECT `user`, `path` FROM `*PREFIX*fscache` WHERE `id` = ?');
+ $result = $query->execute(array($id));
+ $row = $result->fetchRow();
+ return $row;
+}
-if (isset($_GET['file']) || isset($_GET['dir'])) {
+
+if (isset($_GET['t'])) {
+ $token = $_GET['t'];
+ $linkItem = OCP\Share::getShareByToken($token);
+ if (is_array($linkItem) && isset($linkItem['uid_owner'])) {
+ // seems to be a valid share
+ $type = $linkItem['item_type'];
+ $fileSource = $linkItem['file_source'];
+ $shareOwner = $linkItem['uid_owner'];
+
+ if (OCP\User::userExists($shareOwner) && $fileSource != -1 ) {
+
+ $pathAndUser = getPathAndUser($linkItem['file_source']);
+ $fileOwner = $pathAndUser['user'];
+
+ //if this is a reshare check the file owner also exists
+ if ($shareOwner != $fileOwner && ! OCP\User::userExists($fileOwner)) {
+ OCP\Util::writeLog('share', 'original file owner '.$fileOwner.' does not exist for share '.$linkItem['id'], \OCP\Util::ERROR);
+ header('HTTP/1.0 404 Not Found');
+ $tmpl = new OCP\Template('', '404', 'guest');
+ $tmpl->printPage();
+ exit();
+ }
+
+ //mount filesystem of file owner
+ OC_Util::setupFS($fileOwner);
+ }
+ }
+} else if (isset($_GET['file']) || isset($_GET['dir'])) {
+ OCP\Util::writeLog('share', 'Missing token, trying fallback file/dir links', \OCP\Util::DEBUG);
if (isset($_GET['dir'])) {
$type = 'folder';
$path = $_GET['dir'];
@@ -55,168 +97,182 @@ if (isset($_GET['file']) || isset($_GET['dir'])) {
$path=substr($path, 0, -1);
}
}
- $uidOwner = substr($path, 1, strpos($path, '/', 1) - 1);
- if (OCP\User::userExists($uidOwner)) {
- OC_Util::setupFS($uidOwner);
+ $shareOwner = substr($path, 1, strpos($path, '/', 1) - 1);
+
+ if (OCP\User::userExists($shareOwner)) {
+ OC_Util::setupFS($shareOwner);
$fileSource = getId($path);
- if ($fileSource != -1 && ($linkItem = OCP\Share::getItemSharedWithByLink($type, $fileSource, $uidOwner))) {
- // TODO Fix in the getItems
- if (!isset($linkItem['item_type']) || $linkItem['item_type'] != $type) {
+ if ($fileSource != -1 ) {
+ $linkItem = OCP\Share::getItemSharedWithByLink($type, $fileSource, $shareOwner);
+ $pathAndUser['path'] = $path;
+ $path_parts = explode('/', $path, 5);
+ $pathAndUser['user'] = $path_parts[1];
+ $fileOwner = $path_parts[1];
+ }
+ }
+}
+
+if ($linkItem) {
+ if (!isset($linkItem['item_type'])) {
+ OCP\Util::writeLog('share', 'No item type set for share id: '.$linkItem['id'], \OCP\Util::ERROR);
+ header('HTTP/1.0 404 Not Found');
+ $tmpl = new OCP\Template('', '404', 'guest');
+ $tmpl->printPage();
+ exit();
+ }
+ if (isset($linkItem['share_with'])) {
+ // Authenticate share_with
+ $url = OCP\Util::linkToPublic('files').'&t='.$token;
+ if (isset($_GET['file'])) {
+ $url .= '&file='.urlencode($_GET['file']);
+ } else if (isset($_GET['dir'])) {
+ $url .= '&dir='.urlencode($_GET['dir']);
+ }
+ if (isset($_POST['password'])) {
+ $password = $_POST['password'];
+ if ($linkItem['share_type'] == OCP\Share::SHARE_TYPE_LINK) {
+ // Check Password
+ $forcePortable = (CRYPT_BLOWFISH != 1);
+ $hasher = new PasswordHash(8, $forcePortable);
+ if (!($hasher->CheckPassword($password.OC_Config::getValue('passwordsalt', ''), $linkItem['share_with']))) {
+ $tmpl = new OCP\Template('files_sharing', 'authenticate', 'guest');
+ $tmpl->assign('URL', $url);
+ $tmpl->assign('error', true);
+ $tmpl->printPage();
+ exit();
+ } else {
+ // Save item id in session for future requests
+ $_SESSION['public_link_authenticated'] = $linkItem['id'];
+ }
+ } else {
+ OCP\Util::writeLog('share', 'Unknown share type '.$linkItem['share_type'].' for share id '.$linkItem['id'], \OCP\Util::ERROR);
header('HTTP/1.0 404 Not Found');
$tmpl = new OCP\Template('', '404', 'guest');
$tmpl->printPage();
exit();
}
- if (isset($linkItem['share_with'])) {
- // Check password
- if (isset($_GET['file'])) {
- $url = OCP\Util::linkToPublic('files').'&file='.urlencode($_GET['file']);
- } else {
- $url = OCP\Util::linkToPublic('files').'&dir='.urlencode($_GET['dir']);
+ // Check if item id is set in session
+ } else if (!isset($_SESSION['public_link_authenticated']) || $_SESSION['public_link_authenticated'] !== $linkItem['id']) {
+ // Prompt for password
+ $tmpl = new OCP\Template('files_sharing', 'authenticate', 'guest');
+ $tmpl->assign('URL', $url);
+ $tmpl->printPage();
+ exit();
+ }
+ }
+ $basePath = substr($pathAndUser['path'] , strlen('/'.$fileOwner.'/files'));
+ $path = $basePath;
+ if (isset($_GET['path'])) {
+ $path .= $_GET['path'];
+ }
+ if (!$path || !OC_Filesystem::isValidPath($path) || !OC_Filesystem::file_exists($path)) {
+ OCP\Util::writeLog('share', 'Invalid path '.$path.' for share id '.$linkItem['id'], \OCP\Util::ERROR);
+ header('HTTP/1.0 404 Not Found');
+ $tmpl = new OCP\Template('', '404', 'guest');
+ $tmpl->printPage();
+ exit();
+ }
+ $dir = dirname($path);
+ $file = basename($path);
+ // Download the file
+ if (isset($_GET['download'])) {
+ if (isset($_GET['path']) && $_GET['path'] !== '' ) {
+ if ( isset($_GET['files']) ) { // download selected files
+ OC_Files::get($path, $_GET['files'], $_SERVER['REQUEST_METHOD'] == 'HEAD' ? true : false);
+ } else if (isset($_GET['path']) && $_GET['path'] != '' ) { // download a file from a shared directory
+ OC_Files::get($dir, $file, $_SERVER['REQUEST_METHOD'] == 'HEAD' ? true : false);
+ } else { // download the whole shared directory
+ OC_Files::get($dir, $file, $_SERVER['REQUEST_METHOD'] == 'HEAD' ? true : false);
+ }
+ } else { // download a single shared file
+ OC_Files::get($dir, $file, $_SERVER['REQUEST_METHOD'] == 'HEAD' ? true : false);
+ }
+
+ } else {
+ OCP\Util::addStyle('files_sharing', 'public');
+ OCP\Util::addScript('files_sharing', 'public');
+ OCP\Util::addScript('files', 'fileactions');
+ $tmpl = new OCP\Template('files_sharing', 'public', 'base');
+ $tmpl->assign('uidOwner', $shareOwner);
+ $tmpl->assign('dir', $dir);
+ $tmpl->assign('filename', $file);
+ $tmpl->assign('mimetype', OC_Filesystem::getMimeType($path));
+ if (isset($_GET['path'])) {
+ $getPath = $_GET['path'];
+ } else {
+ $getPath = '';
+ }
+ //
+ $urlLinkIdentifiers= (isset($token)?'&t='.$token:'').(isset($_GET['dir'])?'&dir='.$_GET['dir']:'').(isset($_GET['file'])?'&file='.$_GET['file']:'');
+ // Show file list
+ if (OC_Filesystem::is_dir($path)) {
+ OCP\Util::addStyle('files', 'files');
+ OCP\Util::addScript('files', 'files');
+ OCP\Util::addScript('files', 'filelist');
+ $files = array();
+ $rootLength = strlen($basePath) + 1;
+ foreach (OC_Files::getDirectoryContent($path) as $i) {
+ $i['date'] = OCP\Util::formatDate($i['mtime']);
+ if ($i['type'] == 'file') {
+ $fileinfo = pathinfo($i['name']);
+ $i['basename'] = $fileinfo['filename'];
+ $i['extension'] = isset($fileinfo['extension']) ? ('.'.$fileinfo['extension']) : '';
}
- if (isset($_POST['password'])) {
- $password = $_POST['password'];
- $storedHash = $linkItem['share_with'];
- $forcePortable = (CRYPT_BLOWFISH != 1);
- $hasher = new PasswordHash(8, $forcePortable);
- if (!($hasher->CheckPassword($password.OC_Config::getValue('passwordsalt', ''), $storedHash))) {
- $tmpl = new OCP\Template('files_sharing', 'authenticate', 'guest');
- $tmpl->assign('URL', $url);
- $tmpl->assign('error', true);
- $tmpl->printPage();
- exit();
- } else {
- // Save item id in session for future requests
- $_SESSION['public_link_authenticated'] = $linkItem['id'];
- }
- // Check if item id is set in session
- } else if (!isset($_SESSION['public_link_authenticated']) || $_SESSION['public_link_authenticated'] !== $linkItem['id']) {
- // Prompt for password
- $tmpl = new OCP\Template('files_sharing', 'authenticate', 'guest');
- $tmpl->assign('URL', $url);
- $tmpl->printPage();
- exit();
+ $i['directory'] = '/'.substr($i['directory'], $rootLength);
+ if ($i['directory'] == '/') {
+ $i['directory'] = '';
}
+ $i['permissions'] = OCP\PERMISSION_READ;
+ $files[] = $i;
}
- $path = $linkItem['path'];
- if (isset($_GET['path'])) {
- $path .= $_GET['path'];
- $dir .= $_GET['path'];
- if (!OC_Filesystem::file_exists($path)) {
- header('HTTP/1.0 404 Not Found');
- $tmpl = new OCP\Template('', '404', 'guest');
- $tmpl->printPage();
- exit();
+ // Make breadcrumb
+ $breadcrumb = array();
+ $pathtohere = '';
+
+ //add base breadcrumb
+ $breadcrumb[] = array('dir' => '/', 'name' => basename($basePath));
+
+ //add subdir breadcrumbs
+ foreach (explode('/', urldecode($_GET['path'])) as $i) {
+ if ($i != '') {
+ $pathtohere .= '/'.$i;
+ $breadcrumb[] = array('dir' => $pathtohere, 'name' => $i);
}
}
- // Download the file
- if (isset($_GET['download'])) {
- if (isset($_GET['dir'])) {
- if ( isset($_GET['files']) ) { // download selected files
- OC_Files::get($path, $_GET['files'], $_SERVER['REQUEST_METHOD'] == 'HEAD' ? true : false);
- } else if (isset($_GET['path']) && $_GET['path'] != '' ) { // download a file from a shared directory
- OC_Files::get('', $path, $_SERVER['REQUEST_METHOD'] == 'HEAD' ? true : false);
- } else { // download the whole shared directory
- OC_Files::get($path, '', $_SERVER['REQUEST_METHOD'] == 'HEAD' ? true : false);
- }
- } else { // download a single shared file
- OC_Files::get("", $path, $_SERVER['REQUEST_METHOD'] == 'HEAD' ? true : false);
- }
+ $list = new OCP\Template('files', 'part.list', '');
+ $list->assign('files', $files, false);
+ $list->assign('publicListView', true);
+ $list->assign('baseURL', OCP\Util::linkToPublic('files').$urlLinkIdentifiers.'&path=', false);
+ $list->assign('downloadURL', OCP\Util::linkToPublic('files').$urlLinkIdentifiers.'&download&path=', false);
+ $breadcrumbNav = new OCP\Template('files', 'part.breadcrumb', '' );
+ $breadcrumbNav->assign('breadcrumb', $breadcrumb, false);
+ $breadcrumbNav->assign('baseURL', OCP\Util::linkToPublic('files').$urlLinkIdentifiers.'&path=', false);
+ $folder = new OCP\Template('files', 'index', '');
+ $folder->assign('fileList', $list->fetchPage(), false);
+ $folder->assign('breadcrumb', $breadcrumbNav->fetchPage(), false);
+ $folder->assign('isCreatable', false);
+ $folder->assign('permissions', 0);
+ $folder->assign('files', $files);
+ $folder->assign('uploadMaxFilesize', 0);
+ $folder->assign('uploadMaxHumanFilesize', 0);
+ $folder->assign('allowZipDownload', intval(OCP\Config::getSystemValue('allowZipDownload', true)));
+ $tmpl->assign('folder', $folder->fetchPage(), false);
+ $tmpl->assign('allowZipDownload', intval(OCP\Config::getSystemValue('allowZipDownload', true)));
+ $tmpl->assign('downloadURL', OCP\Util::linkToPublic('files').$urlLinkIdentifiers.'&download&path='.urlencode($getPath));
+ } else {
+ // Show file preview if viewer is available
+ if ($type == 'file') {
+ $tmpl->assign('downloadURL', OCP\Util::linkToPublic('files').$urlLinkIdentifiers.'&download');
} else {
- OCP\Util::addStyle('files_sharing', 'public');
- OCP\Util::addScript('files_sharing', 'public');
- OCP\Util::addScript('files', 'fileactions');
- $tmpl = new OCP\Template('files_sharing', 'public', 'base');
- $tmpl->assign('owner', $uidOwner);
- // Show file list
- if (OC_Filesystem::is_dir($path)) {
- OCP\Util::addStyle('files', 'files');
- OCP\Util::addScript('files', 'files');
- OCP\Util::addScript('files', 'filelist');
- $files = array();
- $rootLength = strlen($baseDir) + 1;
- foreach (OC_Files::getDirectoryContent($path) as $i) {
- $i['date'] = OCP\Util::formatDate($i['mtime']);
- if ($i['type'] == 'file') {
- $fileinfo = pathinfo($i['name']);
- $i['basename'] = $fileinfo['filename'];
- $i['extension'] = isset($fileinfo['extension']) ? ('.'.$fileinfo['extension']) : '';
- }
- $i['directory'] = '/'.substr('/'.$uidOwner.'/files'.$i['directory'], $rootLength);
- if ($i['directory'] == '/') {
- $i['directory'] = '';
- }
- $i['permissions'] = OCP\PERMISSION_READ;
- $files[] = $i;
- }
- // Make breadcrumb
- $breadcrumb = array();
- $pathtohere = '';
- $count = 1;
- foreach (explode('/', $dir) as $i) {
- if ($i != '') {
- if ($i != $baseDir) {
- $pathtohere .= '/'.$i;
- }
- if ( strlen($pathtohere) < strlen($_GET['dir'])) {
- continue;
- }
- $breadcrumb[] = array('dir' => str_replace($_GET['dir'], "", $pathtohere, $count), 'name' => $i);
- }
- }
- $list = new OCP\Template('files', 'part.list', '');
- $list->assign('files', $files, false);
- $list->assign('publicListView', true);
- $list->assign('baseURL', OCP\Util::linkToPublic('files').'&dir='.urlencode($_GET['dir']).'&path=', false);
- $list->assign('downloadURL', OCP\Util::linkToPublic('files').'&download&dir='.urlencode($_GET['dir']).'&path=', false);
- $breadcrumbNav = new OCP\Template('files', 'part.breadcrumb', '' );
- $breadcrumbNav->assign('breadcrumb', $breadcrumb, false);
- $breadcrumbNav->assign('baseURL', OCP\Util::linkToPublic('files').'&dir='.urlencode($_GET['dir']).'&path=', false);
- $folder = new OCP\Template('files', 'index', '');
- $folder->assign('fileList', $list->fetchPage(), false);
- $folder->assign('breadcrumb', $breadcrumbNav->fetchPage(), false);
- $folder->assign('dir', basename($dir));
- $folder->assign('isCreatable', false);
- $folder->assign('permissions', 0);
- $folder->assign('files', $files);
- $folder->assign('uploadMaxFilesize', 0);
- $folder->assign('uploadMaxHumanFilesize', 0);
- $folder->assign('allowZipDownload', intval(OCP\Config::getSystemValue('allowZipDownload', true)));
- $tmpl->assign('folder', $folder->fetchPage(), false);
- $tmpl->assign('uidOwner', $uidOwner);
- $tmpl->assign('dir', basename($dir));
- $tmpl->assign('filename', basename($path));
- $tmpl->assign('mimetype', OC_Filesystem::getMimeType($path));
- $tmpl->assign('allowZipDownload', intval(OCP\Config::getSystemValue('allowZipDownload', true)));
- if (isset($_GET['path'])) {
- $getPath = $_GET['path'];
- } else {
- $getPath = '';
- }
- $tmpl->assign('downloadURL', OCP\Util::linkToPublic('files').'&download&dir='.urlencode($_GET['dir']).'&path='.urlencode($getPath), false);
- } else {
- // Show file preview if viewer is available
- $tmpl->assign('uidOwner', $uidOwner);
- $tmpl->assign('dir', dirname($path));
- $tmpl->assign('filename', basename($path));
- $tmpl->assign('mimetype', OC_Filesystem::getMimeType($path));
- if ($type == 'file') {
- $tmpl->assign('downloadURL', OCP\Util::linkToPublic('files').'&file='.urlencode($_GET['file']).'&download', false);
- } else {
- if (isset($_GET['path'])) {
- $getPath = $_GET['path'];
- } else {
- $getPath = '';
- }
- $tmpl->assign('downloadURL', OCP\Util::linkToPublic('files').'&download&dir='.urlencode($_GET['dir']).'&path='.urlencode($getPath), false);
- }
- }
- $tmpl->printPage();
+ $tmpl->assign('downloadURL', OCP\Util::linkToPublic('files').$urlLinkIdentifiers.'&download&path='.urlencode($getPath));
}
- exit();
}
+ $tmpl->printPage();
}
+ exit();
+} else {
+ OCP\Util::writeLog('share', 'could not resolve linkItem', \OCP\Util::DEBUG);
}
header('HTTP/1.0 404 Not Found');
$tmpl = new OCP\Template('', '404', 'guest');
diff --git a/core/ajax/share.php b/core/ajax/share.php
index efe01dff886..41832a3c659 100644
--- a/core/ajax/share.php
+++ b/core/ajax/share.php
@@ -28,13 +28,19 @@ if (isset($_POST['action']) && isset($_POST['itemType']) && isset($_POST['itemSo
case 'share':
if (isset($_POST['shareType']) && isset($_POST['shareWith']) && isset($_POST['permissions'])) {
try {
- if ((int)$_POST['shareType'] === OCP\Share::SHARE_TYPE_LINK && $_POST['shareWith'] == '') {
+ $shareType = (int)$_POST['shareType'];
+ $shareWith = $_POST['shareWith'];
+ if ($shareType === OCP\Share::SHARE_TYPE_LINK && $shareWith == '') {
$shareWith = null;
+ }
+
+ $token = OCP\Share::shareItem($_POST['itemType'], $_POST['itemSource'], $shareType, $shareWith, $_POST['permissions']);
+
+ if (is_string($token)) {
+ OC_JSON::success(array('data' => array('token' => $token)));
} else {
- $shareWith = $_POST['shareWith'];
+ OC_JSON::success();
}
- OCP\Share::shareItem($_POST['itemType'], $_POST['itemSource'], (int)$_POST['shareType'], $shareWith, $_POST['permissions']);
- OC_JSON::success();
} catch (Exception $exception) {
OC_JSON::error(array('data' => array('message' => $exception->getMessage())));
}
diff --git a/core/js/share.js b/core/js/share.js
index 8fcea84af88..0f71ae22419 100644
--- a/core/js/share.js
+++ b/core/js/share.js
@@ -179,7 +179,7 @@ OC.Share={
if (data.shares) {
$.each(data.shares, function(index, share) {
if (share.share_type == OC.Share.SHARE_TYPE_LINK) {
- OC.Share.showLink(itemSource, share.share_with);
+ OC.Share.showLink(share.token, share.share_with, itemSource);
} else {
if (share.collection) {
OC.Share.addShareWith(share.share_type, share.share_with, share.permissions, possiblePermissions, share.collection);
@@ -323,18 +323,24 @@ OC.Share={
$('#expiration').show();
}
},
- showLink:function(itemSource, password) {
+ showLink:function(token, password, itemSource) {
OC.Share.itemShares[OC.Share.SHARE_TYPE_LINK] = true;
$('#linkCheckbox').attr('checked', true);
- var filename = $('tr').filterAttr('data-id', String(itemSource)).data('file');
- var type = $('tr').filterAttr('data-id', String(itemSource)).data('type');
- if ($('#dir').val() == '/') {
- var file = $('#dir').val() + filename;
+ if (! token) {
+ //fallback to pre token link
+ var filename = $('tr').filterAttr('data-id', String(itemSource)).data('file');
+ var type = $('tr').filterAttr('data-id', String(itemSource)).data('type');
+ if ($('#dir').val() == '/') {
+ var file = $('#dir').val() + filename;
+ } else {
+ var file = $('#dir').val() + '/' + filename;
+ }
+ file = '/'+OC.currentUser+'/files'+file;
+ var link = parent.location.protocol+'//'+location.host+OC.linkTo('', 'public.php')+'?service=files&'+type+'='+encodeURIComponent(file);
} else {
- var file = $('#dir').val() + '/' + filename;
+ //TODO add path param when showing a link to file in a subfolder of a public link share
+ var link = parent.location.protocol+'//'+location.host+OC.linkTo('', 'public.php')+'?service=files&t='+token;
}
- file = '/'+OC.currentUser+'/files'+file;
- var link = parent.location.protocol+'//'+location.host+OC.linkTo('', 'public.php')+'?service=files&'+type+'='+encodeURIComponent(file);
$('#linkText').val(link);
$('#linkText').show('blind');
$('#showPassword').show();
@@ -480,8 +486,8 @@ $(document).ready(function() {
var itemSource = $('#dropdown').data('item-source');
if (this.checked) {
// Create a link
- OC.Share.share(itemType, itemSource, OC.Share.SHARE_TYPE_LINK, '', OC.PERMISSION_READ, function() {
- OC.Share.showLink(itemSource);
+ OC.Share.share(itemType, itemSource, OC.Share.SHARE_TYPE_LINK, '', OC.PERMISSION_READ, function(data) {
+ OC.Share.showLink(data.token, null, itemSource);
OC.Share.updateIcon(itemType, itemSource);
});
} else {
diff --git a/db_structure.xml b/db_structure.xml
index e1da6448c8f..db43ef21140 100644
--- a/db_structure.xml
+++ b/db_structure.xml
@@ -595,6 +595,21 @@
<notnull>false</notnull>
</field>
+ <field>
+ <name>token</name>
+ <type>text</type>
+ <default></default>
+ <notnull>false</notnull>
+ <length>32</length>
+ </field>
+
+ <index>
+ <name>token_index</name>
+ <field>
+ <name>token</name>
+ <sorting>ascending</sorting>
+ </field>
+ </index>
</declaration>
</table>
diff --git a/lib/helper.php b/lib/helper.php
index 27ebd24f6e5..5dec7fadfb4 100644
--- a/lib/helper.php
+++ b/lib/helper.php
@@ -758,5 +758,4 @@ class OC_Helper {
}
return $str;
}
-
}
diff --git a/lib/public/share.php b/lib/public/share.php
index dcb1b5c278e..653ea64fa60 100644
--- a/lib/public/share.php
+++ b/lib/public/share.php
@@ -53,6 +53,8 @@ class Share {
const FORMAT_STATUSES = -2;
const FORMAT_SOURCES = -3;
+ const TOKEN_LENGTH = 32; // see db_structure.xml
+
private static $shareTypeUserAndGroups = -1;
private static $shareTypeGroupUserUnique = 2;
private static $backends = array();
@@ -140,6 +142,20 @@ class Share {
}
/**
+ * @brief Get the item shared by a token
+ * @param string token
+ * @return Item
+ */
+ public static function getShareByToken($token) {
+ $query = \OC_DB::prepare('SELECT * FROM `*PREFIX*share` WHERE `token` = ?',1);
+ $result = $query->execute(array($token));
+ if (\OC_DB::isError($result)) {
+ \OC_Log::write('OCP\Share', \OC_DB::getErrorMessage($result) . ', token=' . $token, \OC_Log::ERROR);
+ }
+ return $result->fetchRow();
+ }
+
+ /**
* @brief Get the shared items of item type owned by the current user
* @param string Item type
* @param int Format (optional) Format type must be defined by the backend
@@ -168,7 +184,7 @@ class Share {
* @param int SHARE_TYPE_USER, SHARE_TYPE_GROUP, or SHARE_TYPE_LINK
* @param string User or group the item is being shared with
* @param int CRUDS permissions
- * @return bool Returns true on success or false on failure
+ * @return bool|string Returns true on success or false on failure, Returns token on success for links
*/
public static function shareItem($itemType, $itemSource, $shareType, $shareWith, $permissions) {
$uidOwner = \OC_User::getUser();
@@ -230,23 +246,33 @@ class Share {
$shareWith['users'] = array_diff(\OC_Group::usersInGroup($group), array($uidOwner));
} else if ($shareType === self::SHARE_TYPE_LINK) {
if (\OC_Appconfig::getValue('core', 'shareapi_allow_links', 'yes') == 'yes') {
+ // when updating a link share
if ($checkExists = self::getItems($itemType, $itemSource, self::SHARE_TYPE_LINK, null, $uidOwner, self::FORMAT_NONE, null, 1)) {
- // If password is set delete the old link
- if (isset($shareWith)) {
- self::delete($checkExists['id']);
- } else {
- $message = 'Sharing '.$itemSource.' failed, because this item is already shared with a link';
- \OC_Log::write('OCP\Share', $message, \OC_Log::ERROR);
- throw new \Exception($message);
- }
+ // remember old token
+ $oldToken = $checkExists['token'];
+ //delete the old share
+ self::delete($checkExists['id']);
}
+
// Generate hash of password - same method as user passwords
if (isset($shareWith)) {
$forcePortable = (CRYPT_BLOWFISH != 1);
$hasher = new \PasswordHash(8, $forcePortable);
$shareWith = $hasher->HashPassword($shareWith.\OC_Config::getValue('passwordsalt', ''));
}
- return self::put($itemType, $itemSource, $shareType, $shareWith, $uidOwner, $permissions);
+
+ // Generate token
+ if (isset($oldToken)) {
+ $token = $oldToken;
+ } else {
+ $token = \OC_Util::generate_random_bytes(self::TOKEN_LENGTH);
+ }
+ $result = self::put($itemType, $itemSource, $shareType, $shareWith, $uidOwner, $permissions, null, $token);
+ if ($result) {
+ return $token;
+ } else {
+ return false;
+ }
}
$message = 'Sharing '.$itemSource.' failed, because sharing with links is not allowed';
\OC_Log::write('OCP\Share', $message, \OC_Log::ERROR);
@@ -654,16 +680,16 @@ class Share {
} else {
if (isset($uidOwner)) {
if ($itemType == 'file' || $itemType == 'folder') {
- $select = '`*PREFIX*share`.`id`, `item_type`, `*PREFIX*share`.`parent`, `share_type`, `share_with`, `file_source`, `path`, `permissions`, `stime`, `expiration`';
+ $select = '`*PREFIX*share`.`id`, `item_type`, `*PREFIX*share`.`parent`, `share_type`, `share_with`, `file_source`, `path`, `permissions`, `stime`, `expiration`, `token`';
} else {
- $select = '`id`, `item_type`, `item_source`, `parent`, `share_type`, `share_with`, `permissions`, `stime`, `file_source`, `expiration`';
+ $select = '`id`, `item_type`, `item_source`, `parent`, `share_type`, `share_with`, `permissions`, `stime`, `file_source`, `expiration`, `token`';
}
} else {
if ($fileDependent) {
if (($itemType == 'file' || $itemType == 'folder') && $format == \OC_Share_Backend_File::FORMAT_FILE_APP || $format == \OC_Share_Backend_File::FORMAT_FILE_APP_ROOT) {
$select = '`*PREFIX*share`.`id`, `item_type`, `*PREFIX*share`.`parent`, `uid_owner`, `share_type`, `share_with`, `file_source`, `path`, `file_target`, `permissions`, `expiration`, `name`, `ctime`, `mtime`, `mimetype`, `size`, `encrypted`, `versioned`, `writable`';
} else {
- $select = '`*PREFIX*share`.`id`, `item_type`, `item_source`, `item_target`, `*PREFIX*share`.`parent`, `share_type`, `share_with`, `uid_owner`, `file_source`, `path`, `file_target`, `permissions`, `stime`, `expiration`';
+ $select = '`*PREFIX*share`.`id`, `item_type`, `item_source`, `item_target`, `*PREFIX*share`.`parent`, `share_type`, `share_with`, `uid_owner`, `file_source`, `path`, `file_target`, `permissions`, `stime`, `expiration`, `token`';
}
} else {
$select = '*';
@@ -835,7 +861,7 @@ class Share {
* @param bool|array Parent folder target (optional)
* @return bool Returns true on success or false on failure
*/
- private static function put($itemType, $itemSource, $shareType, $shareWith, $uidOwner, $permissions, $parentFolder = null) {
+ private static function put($itemType, $itemSource, $shareType, $shareWith, $uidOwner, $permissions, $parentFolder = null, $token = null) {
$backend = self::getBackend($itemType);
// Check if this is a reshare
if ($checkReshare = self::getItemSharedWithBySource($itemType, $itemSource, self::FORMAT_NONE, null, true)) {
@@ -892,7 +918,7 @@ class Share {
$fileSource = null;
}
}
- $query = \OC_DB::prepare('INSERT INTO `*PREFIX*share` (`item_type`, `item_source`, `item_target`, `parent`, `share_type`, `share_with`, `uid_owner`, `permissions`, `stime`, `file_source`, `file_target`) VALUES (?,?,?,?,?,?,?,?,?,?,?)');
+ $query = \OC_DB::prepare('INSERT INTO `*PREFIX*share` (`item_type`, `item_source`, `item_target`, `parent`, `share_type`, `share_with`, `uid_owner`, `permissions`, `stime`, `file_source`, `file_target`, `token`) VALUES (?,?,?,?,?,?,?,?,?,?,?,?)');
// Share with a group
if ($shareType == self::SHARE_TYPE_GROUP) {
$groupItemTarget = self::generateTarget($itemType, $itemSource, $shareType, $shareWith['group'], $uidOwner, $suggestedItemTarget);
@@ -913,7 +939,7 @@ class Share {
} else {
$groupFileTarget = null;
}
- $query->execute(array($itemType, $itemSource, $groupItemTarget, $parent, $shareType, $shareWith['group'], $uidOwner, $permissions, time(), $fileSource, $groupFileTarget));
+ $query->execute(array($itemType, $itemSource, $groupItemTarget, $parent, $shareType, $shareWith['group'], $uidOwner, $permissions, time(), $fileSource, $groupFileTarget, $token));
// Save this id, any extra rows for this group share will need to reference it
$parent = \OC_DB::insertid('*PREFIX*share');
// Loop through all users of this group in case we need to add an extra row
@@ -947,11 +973,12 @@ class Share {
'permissions' => $permissions,
'fileSource' => $fileSource,
'fileTarget' => $fileTarget,
- 'id' => $parent
+ 'id' => $parent,
+ 'token' => $token
));
// Insert an extra row for the group share if the item or file target is unique for this user
if ($itemTarget != $groupItemTarget || (isset($fileSource) && $fileTarget != $groupFileTarget)) {
- $query->execute(array($itemType, $itemSource, $itemTarget, $parent, self::$shareTypeGroupUserUnique, $uid, $uidOwner, $permissions, time(), $fileSource, $fileTarget));
+ $query->execute(array($itemType, $itemSource, $itemTarget, $parent, self::$shareTypeGroupUserUnique, $uid, $uidOwner, $permissions, time(), $fileSource, $fileTarget, $token));
$id = \OC_DB::insertid('*PREFIX*share');
}
}
@@ -976,7 +1003,7 @@ class Share {
} else {
$fileTarget = null;
}
- $query->execute(array($itemType, $itemSource, $itemTarget, $parent, $shareType, $shareWith, $uidOwner, $permissions, time(), $fileSource, $fileTarget));
+ $query->execute(array($itemType, $itemSource, $itemTarget, $parent, $shareType, $shareWith, $uidOwner, $permissions, time(), $fileSource, $fileTarget, $token));
$id = \OC_DB::insertid('*PREFIX*share');
\OC_Hook::emit('OCP\Share', 'post_shared', array(
'itemType' => $itemType,
@@ -989,7 +1016,8 @@ class Share {
'permissions' => $permissions,
'fileSource' => $fileSource,
'fileTarget' => $fileTarget,
- 'id' => $id
+ 'id' => $id,
+ 'token' => $token
));
if ($parentFolder === true) {
$parentFolders['id'] = $id;
diff --git a/lib/util.php b/lib/util.php
index e7ba3dd3dfe..adec69248d5 100755
--- a/lib/util.php
+++ b/lib/util.php
@@ -95,7 +95,7 @@ class OC_Util {
*/
public static function getVersion() {
// hint: We only can count up. So the internal version number of ownCloud 4.5 will be 4.90.0. This is not visible to the user
- return array(4, 91, 01);
+ return array(4, 91, 02);
}
/**
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-23 05:44:46 +0000