nextcloud/lib/connector/sabre/locks.php

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2011-07-22 16:38:42 +04:00
<?php
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/**
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* ownCloud
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*
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* @author Jakob Sack
* @copyright 2011 Jakob Sack kde@jakobsack.de
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*
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* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
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*
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* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
*
* You should have received a copy of the GNU Affero General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
*/
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class OC_Connector_Sabre_Locks extends Sabre_DAV_Locks_Backend_Abstract {
/**
* Returns a list of Sabre_DAV_Locks_LockInfo objects
*
* This method should return all the locks for a particular uri, including
* locks that might be set on a parent uri.
*
* If returnChildLocks is set to true, this method should also look for
* any locks in the subtree of the uri for locks.
*
* @param string $uri
* @param bool $returnChildLocks
* @return array
*/
public function getLocks($uri, $returnChildLocks) {
// NOTE: the following 10 lines or so could be easily replaced by
// pure sql. MySQL's non-standard string concatination prevents us
// from doing this though.
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// NOTE: SQLite requires time() to be inserted directly. That's ugly
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// but otherwise reading locks from SQLite Databases will return
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// nothing
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$query = 'SELECT * FROM `*PREFIX*locks`'
.' WHERE `userid` = ? AND (`created` + `timeout`) > '.time().' AND (( `uri` = ?)';
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$params = array(OC_User::getUser(), $uri);
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// We need to check locks for every part in the uri.
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$uriParts = explode('/', $uri);
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// We already covered the last part of the uri
array_pop($uriParts);
$currentPath='';
foreach($uriParts as $part) {
if ($currentPath) $currentPath.='/';
$currentPath.=$part;
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$query.=' OR (`depth` != 0 AND `uri` = ?)';
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$params[] = $currentPath;
}
if ($returnChildLocks) {
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$query.=' OR (`uri` LIKE ?)';
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$params[] = $uri . '/%';
}
$query.=')';
Merge branch 'master' of git://gitorious.org/owncloud/owncloud into oracle-support Conflicts: 3rdparty/Sabre/CardDAV/Plugin.php 3rdparty/smb4php/smb.php apps/bookmarks/ajax/addBookmark.php apps/bookmarks/ajax/editBookmark.php apps/bookmarks/appinfo/migrate.php apps/calendar/ajax/calendar/edit.form.php apps/calendar/ajax/changeview.php apps/calendar/ajax/import/import.php apps/calendar/ajax/settings/guesstimezone.php apps/calendar/ajax/settings/setfirstday.php apps/calendar/ajax/settings/settimeformat.php apps/calendar/ajax/share/changepermission.php apps/calendar/ajax/share/share.php apps/calendar/ajax/share/unshare.php apps/calendar/appinfo/app.php apps/calendar/appinfo/remote.php apps/calendar/appinfo/update.php apps/calendar/appinfo/version apps/calendar/js/calendar.js apps/calendar/l10n/da.php apps/calendar/l10n/de.php apps/calendar/l10n/fi_FI.php apps/calendar/l10n/gl.php apps/calendar/l10n/he.php apps/calendar/l10n/hr.php apps/calendar/l10n/ja_JP.php apps/calendar/l10n/lb.php apps/calendar/l10n/lt_LT.php apps/calendar/l10n/nb_NO.php apps/calendar/l10n/pl.php apps/calendar/l10n/pt_PT.php apps/calendar/l10n/ro.php apps/calendar/l10n/ru.php apps/calendar/l10n/sv.php apps/calendar/l10n/zh_CN.php apps/calendar/l10n/zh_TW.php apps/calendar/lib/app.php apps/calendar/lib/calendar.php apps/calendar/lib/object.php apps/calendar/lib/share.php apps/calendar/templates/part.choosecalendar.rowfields.php apps/calendar/templates/part.import.php apps/calendar/templates/settings.php apps/contacts/ajax/activation.php apps/contacts/ajax/addressbook/delete.php apps/contacts/ajax/contact/add.php apps/contacts/ajax/contact/addproperty.php apps/contacts/ajax/contact/delete.php apps/contacts/ajax/contact/deleteproperty.php apps/contacts/ajax/contact/saveproperty.php apps/contacts/ajax/createaddressbook.php apps/contacts/ajax/cropphoto.php apps/contacts/ajax/currentphoto.php apps/contacts/ajax/importaddressbook.php apps/contacts/ajax/oc_photo.php apps/contacts/ajax/savecrop.php apps/contacts/ajax/selectaddressbook.php apps/contacts/ajax/updateaddressbook.php apps/contacts/ajax/uploadimport.php apps/contacts/ajax/uploadphoto.php apps/contacts/appinfo/migrate.php apps/contacts/appinfo/remote.php apps/contacts/css/contacts.css apps/contacts/import.php apps/contacts/index.php apps/contacts/js/contacts.js apps/contacts/l10n/ca.php apps/contacts/l10n/cs_CZ.php apps/contacts/l10n/da.php apps/contacts/l10n/de.php apps/contacts/l10n/el.php apps/contacts/l10n/eo.php apps/contacts/l10n/es.php apps/contacts/l10n/et_EE.php apps/contacts/l10n/eu.php apps/contacts/l10n/fa.php apps/contacts/l10n/fi_FI.php apps/contacts/l10n/fr.php apps/contacts/l10n/he.php apps/contacts/l10n/hr.php apps/contacts/l10n/hu_HU.php apps/contacts/l10n/ia.php apps/contacts/l10n/it.php apps/contacts/l10n/ja_JP.php apps/contacts/l10n/ko.php apps/contacts/l10n/lb.php apps/contacts/l10n/mk.php apps/contacts/l10n/nb_NO.php apps/contacts/l10n/nl.php apps/contacts/l10n/pl.php apps/contacts/l10n/pt_BR.php apps/contacts/l10n/pt_PT.php apps/contacts/l10n/ro.php apps/contacts/l10n/ru.php apps/contacts/l10n/sk_SK.php apps/contacts/l10n/sl.php apps/contacts/l10n/sv.php apps/contacts/l10n/th_TH.php apps/contacts/l10n/tr.php apps/contacts/l10n/zh_CN.php apps/contacts/l10n/zh_TW.php apps/contacts/lib/addressbook.php apps/contacts/lib/hooks.php apps/contacts/lib/vcard.php apps/contacts/photo.php apps/contacts/templates/part.contact.php apps/contacts/templates/part.contacts.php apps/contacts/templates/part.cropphoto.php apps/contacts/templates/part.importaddressbook.php apps/contacts/templates/part.selectaddressbook.php apps/contacts/thumbnail.php apps/files/ajax/download.php apps/files/ajax/newfile.php apps/files/ajax/timezone.php apps/files/appinfo/update.php apps/files/appinfo/version apps/files/index.php apps/files/js/fileactions.js apps/files/js/filelist.js apps/files/js/files.js apps/files/l10n/ar.php apps/files/l10n/bg_BG.php apps/files/l10n/ca.php apps/files/l10n/cs_CZ.php apps/files/l10n/da.php apps/files/l10n/de.php apps/files/l10n/el.php apps/files/l10n/eo.php apps/files/l10n/es.php apps/files/l10n/et_EE.php apps/files/l10n/eu.php apps/files/l10n/fa.php apps/files/l10n/fi_FI.php apps/files/l10n/fr.php apps/files/l10n/gl.php apps/files/l10n/he.php apps/files/l10n/hr.php apps/files/l10n/hu_HU.php apps/files/l10n/ia.php apps/files/l10n/id.php apps/files/l10n/it.php apps/files/l10n/ja_JP.php apps/files/l10n/ko.php apps/files/l10n/lb.php apps/files/l10n/lt_LT.php apps/files/l10n/mk.php apps/files/l10n/ms_MY.php apps/files/l10n/nb_NO.php apps/files/l10n/nl.php apps/files/l10n/nn_NO.php apps/files/l10n/pl.php apps/files/l10n/pt_BR.php apps/files/l10n/pt_PT.php apps/files/l10n/ro.php apps/files/l10n/ru.php apps/files/l10n/sk_SK.php apps/files/l10n/sl.php apps/files/l10n/sr.php apps/files/l10n/sr@latin.php apps/files/l10n/sv.php apps/files/l10n/th_TH.php apps/files/l10n/tr.php apps/files/l10n/uk.php apps/files/l10n/zh_CN.php apps/files/l10n/zh_TW.php apps/files_archive/js/archive.js apps/files_encryption/lib/cryptstream.php apps/files_encryption/lib/proxy.php apps/files_encryption/tests/proxy.php apps/files_external/appinfo/app.php apps/files_external/lib/smb.php apps/files_external/lib/streamwrapper.php apps/files_external/tests/config.php apps/files_external/tests/smb.php apps/files_sharing/ajax/email.php apps/files_sharing/ajax/getitem.php apps/files_sharing/ajax/setpermissions.php apps/files_sharing/ajax/share.php apps/files_sharing/ajax/toggleresharing.php apps/files_sharing/ajax/unshare.php apps/files_sharing/ajax/userautocomplete.php apps/files_sharing/js/settings.js apps/files_sharing/js/share.js apps/files_sharing/lib_share.php apps/files_sharing/settings.php apps/files_sharing/sharedstorage.php apps/files_sharing/templates/settings.php apps/files_versions/ajax/rollbackVersion.php apps/files_versions/versions.php apps/gallery/ajax/thumbnail.php apps/gallery/appinfo/app.php apps/gallery/appinfo/update.php apps/gallery/appinfo/version apps/gallery/css/styles.css apps/gallery/index.php apps/gallery/js/pictures.js apps/gallery/l10n/ca.php apps/gallery/l10n/cs_CZ.php apps/gallery/l10n/de.php apps/gallery/l10n/el.php apps/gallery/l10n/es.php apps/gallery/l10n/fi_FI.php apps/gallery/l10n/fr.php apps/gallery/l10n/it.php apps/gallery/l10n/pl.php apps/gallery/l10n/pt_PT.php apps/gallery/l10n/ru.php apps/gallery/l10n/sl.php apps/gallery/l10n/sv.php apps/gallery/l10n/th_TH.php apps/gallery/l10n/tr.php apps/gallery/l10n/zh_CN.php apps/gallery/lib/album.php apps/gallery/lib/hooks_handlers.php apps/gallery/lib/managers.php apps/gallery/lib/photo.php apps/gallery/lib/tiles.php apps/gallery/lib/tiles_test.php apps/gallery/templates/index.php apps/media/lib_ampache.php apps/media/lib_collection.php apps/media/lib_media.php apps/remoteStorage/lib_remoteStorage.php apps/tasks/ajax/addtaskform.php apps/tasks/ajax/edittask.php apps/user_ldap/appinfo/update.php apps/user_ldap/group_ldap.php apps/user_ldap/lib_ldap.php apps/user_ldap/settings.php apps/user_ldap/templates/settings.php apps/user_ldap/user_ldap.php apps/user_migrate/appinfo/app.php apps/user_migrate/templates/settings.php apps/user_webfinger/host-meta.php config/config.sample.php core/js/js.js core/l10n/da.php core/l10n/de.php core/l10n/fi_FI.php core/l10n/gl.php core/l10n/he.php core/l10n/hr.php core/l10n/id.php core/l10n/ja_JP.php core/l10n/lb.php core/l10n/lt_LT.php core/l10n/nb_NO.php core/l10n/pl.php core/l10n/pt_PT.php core/l10n/ro.php core/l10n/ru.php core/l10n/sv.php core/lostpassword/index.php core/templates/layout.user.php core/templates/login.php db_structure.xml index.php l10n/af/calendar.po l10n/af/contacts.po l10n/af/core.po l10n/af/files.po l10n/af/settings.po l10n/ar/calendar.po l10n/ar/contacts.po l10n/ar/core.po l10n/ar/files.po l10n/ar/media.po l10n/ar/settings.po l10n/bg_BG/calendar.po l10n/bg_BG/contacts.po l10n/bg_BG/core.po l10n/bg_BG/files.po l10n/bg_BG/media.po l10n/bg_BG/settings.po l10n/ca/calendar.po l10n/ca/contacts.po l10n/ca/core.po l10n/ca/files.po l10n/ca/gallery.po l10n/ca/settings.po l10n/cs_CZ/calendar.po l10n/cs_CZ/contacts.po l10n/cs_CZ/core.po l10n/cs_CZ/files.po l10n/cs_CZ/gallery.po l10n/cs_CZ/settings.po l10n/da/calendar.po l10n/da/contacts.po l10n/da/core.po l10n/da/files.po l10n/da/settings.po l10n/de/calendar.po l10n/de/contacts.po l10n/de/core.po l10n/de/files.po l10n/de/gallery.po l10n/de/settings.po l10n/el/calendar.po l10n/el/contacts.po l10n/el/core.po l10n/el/files.po l10n/el/gallery.po l10n/el/settings.po l10n/eo/calendar.po l10n/eo/contacts.po l10n/eo/core.po l10n/eo/files.po l10n/eo/media.po l10n/eo/settings.po l10n/es/calendar.po l10n/es/contacts.po l10n/es/core.po l10n/es/files.po l10n/es/gallery.po l10n/es/settings.po l10n/et_EE/calendar.po l10n/et_EE/contacts.po l10n/et_EE/core.po l10n/et_EE/files.po l10n/et_EE/settings.po l10n/eu/calendar.po l10n/eu/contacts.po l10n/eu/core.po l10n/eu/files.po l10n/eu/settings.po l10n/fa/calendar.po l10n/fa/contacts.po l10n/fa/core.po l10n/fa/files.po l10n/fa/settings.po l10n/fi_FI/calendar.po l10n/fi_FI/contacts.po l10n/fi_FI/core.po l10n/fi_FI/files.po l10n/fi_FI/gallery.po l10n/fi_FI/settings.po l10n/fr/calendar.po l10n/fr/contacts.po l10n/fr/core.po l10n/fr/files.po l10n/fr/gallery.po l10n/fr/media.po l10n/fr/settings.po l10n/gl/calendar.po l10n/gl/contacts.po l10n/gl/core.po l10n/gl/files.po l10n/gl/settings.po l10n/he/calendar.po l10n/he/contacts.po l10n/he/core.po l10n/he/files.po l10n/he/settings.po l10n/hr/calendar.po l10n/hr/contacts.po l10n/hr/core.po l10n/hr/files.po l10n/hr/settings.po l10n/hu_HU/calendar.po l10n/hu_HU/contacts.po l10n/hu_HU/core.po l10n/hu_HU/files.po l10n/hu_HU/settings.po l10n/hy/calendar.po l10n/hy/contacts.po l10n/hy/core.po l10n/hy/files.po l10n/hy/settings.po l10n/ia/calendar.po l10n/ia/contacts.po l10n/ia/core.po l10n/ia/files.po l10n/ia/settings.po l10n/id/calendar.po l10n/id/contacts.po l10n/id/core.po l10n/id/files.po l10n/id/settings.po l10n/it/calendar.po l10n/it/contacts.po l10n/it/core.po l10n/it/files.po l10n/it/gallery.po l10n/it/settings.po l10n/ja_JP/calendar.po l10n/ja_JP/contacts.po l10n/ja_JP/core.po l10n/ja_JP/files.po l10n/ja_JP/settings.po l10n/ko/calendar.po l10n/ko/contacts.po l10n/ko/core.po l10n/ko/files.po l10n/ko/settings.po l10n/lb/calendar.po l10n/lb/contacts.po l10n/lb/core.po l10n/lb/files.po l10n/lb/settings.po l10n/lt_LT/calendar.po l10n/lt_LT/contacts.po l10n/lt_LT/core.po l10n/lt_LT/files.po l10n/lt_LT/settings.po l10n/mk/calendar.po l10n/mk/contacts.po l10n/mk/core.po l10n/mk/files.po l10n/mk/settings.po l10n/ms_MY/calendar.po l10n/ms_MY/contacts.po l10n/ms_MY/core.po l10n/ms_MY/files.po l10n/ms_MY/settings.po l10n/nb_NO/calendar.po l10n/nb_NO/contacts.po l10n/nb_NO/core.po l10n/nb_NO/files.po l10n/nb_NO/settings.po l10n/nl/calendar.po l10n/nl/contacts.po l10n/nl/core.po l10n/nl/files.po l10n/nl/settings.po l10n/nn_NO/calendar.po l10n/nn_NO/contacts.po l10n/nn_NO/core.po l10n/nn_NO/files.po l10n/nn_NO/settings.po l10n/pl/calendar.po l10n/pl/contacts.po l10n/pl/core.po l10n/pl/files.po l10n/pl/gallery.po l10n/pl/settings.po l10n/pt_BR/calendar.po l10n/pt_BR/contacts.po l10n/pt_BR/core.po l10n/pt_BR/files.po l10n/pt_BR/settings.po l10n/pt_PT/calendar.po l10n/pt_PT/contacts.po l10n/pt_PT/core.po l10n/pt_PT/files.po l10n/pt_PT/gallery.po l10n/pt_PT/settings.po l10n/ro/calendar.po l10n/ro/contacts.po l10n/ro/core.po l10n/ro/files.po l10n/ro/settings.po l10n/ru/calendar.po l10n/ru/contacts.po l10n/ru/core.po l10n/ru/files.po l10n/ru/gallery.po l10n/ru/settings.po l10n/sk_SK/calendar.po l10n/sk_SK/contacts.po l10n/sk_SK/core.po l10n/sk_SK/files.po l10n/sk_SK/settings.po l10n/sl/calendar.po l10n/sl/contacts.po l10n/sl/core.po l10n/sl/files.po l10n/sl/gallery.po l10n/sl/settings.po l10n/sr/calendar.po l10n/sr/contacts.po l10n/sr/core.po l10n/sr/files.po l10n/sr/settings.po l10n/sr@latin/calendar.po l10n/sr@latin/contacts.po l10n/sr@latin/core.po l10n/sr@latin/files.po l10n/sr@latin/settings.po l10n/sv/calendar.po l10n/sv/contacts.po l10n/sv/core.po l10n/sv/files.po l10n/sv/gallery.po l10n/sv/media.po l10n/sv/settings.po l10n/templates/bookmarks.pot l10n/templates/calendar.pot l10n/templates/contacts.pot l10n/templates/core.pot l10n/templates/files.pot l10n/templates/gallery.pot l10n/templates/media.pot l10n/templates/settings.pot l10n/th_TH/calendar.po l10n/th_TH/contacts.po l10n/th_TH/core.po l10n/th_TH/files.po l10n/th_TH/gallery.po l10n/th_TH/settings.po l10n/tr/calendar.po l10n/tr/contacts.po l10n/tr/core.po l10n/tr/files.po l10n/tr/gallery.po l10n/tr/settings.po l10n/uk/calendar.po l10n/uk/contacts.po l10n/uk/core.po l10n/uk/files.po l10n/uk/media.po l10n/uk/settings.po l10n/zh_CN/calendar.po l10n/zh_CN/contacts.po l10n/zh_CN/core.po l10n/zh_CN/files.po l10n/zh_CN/gallery.po l10n/zh_CN/settings.po l10n/zh_TW/calendar.po l10n/zh_TW/contacts.po l10n/zh_TW/core.po l10n/zh_TW/files.po l10n/zh_TW/settings.po lib/app.php lib/base.php lib/connector/sabre/file.php lib/connector/sabre/locks.php lib/connector/sabre/node.php lib/db.php lib/filecache.php lib/fileproxy/quota.php lib/files.php lib/filestorage/local.php lib/filesystemview.php lib/group/database.php lib/helper.php lib/installer.php lib/json.php lib/l10n.php lib/migrate.php lib/mimetypes.fixlist.php lib/ocs.php lib/preferences.php lib/public/json.php lib/public/util.php lib/template.php lib/user.php lib/user/database.php lib/util.php lib/vcategories.php ocs/providers.php settings/admin.php settings/ajax/lostpassword.php settings/ajax/removeuser.php settings/ajax/setbackgroundjobsmode.php settings/ajax/setlanguage.php settings/ajax/setquota.php settings/ajax/togglegroups.php settings/apps.php settings/css/settings.css settings/js/apps.js settings/js/users.js settings/l10n/bg_BG.php settings/l10n/ca.php settings/l10n/cs_CZ.php settings/l10n/da.php settings/l10n/de.php settings/l10n/el.php settings/l10n/eo.php settings/l10n/es.php settings/l10n/et_EE.php settings/l10n/eu.php settings/l10n/fa.php settings/l10n/fi_FI.php settings/l10n/fr.php settings/l10n/gl.php settings/l10n/he.php settings/l10n/hr.php settings/l10n/hu_HU.php settings/l10n/it.php settings/l10n/ja_JP.php settings/l10n/ko.php settings/l10n/lt_LT.php settings/l10n/mk.php settings/l10n/ms_MY.php settings/l10n/nb_NO.php settings/l10n/nl.php settings/l10n/nn_NO.php settings/l10n/pl.php settings/l10n/pt_BR.php settings/l10n/pt_PT.php settings/l10n/ru.php settings/l10n/sk_SK.php settings/l10n/sl.php settings/l10n/sv.php settings/l10n/th_TH.php settings/l10n/tr.php settings/l10n/zh_CN.php settings/personal.php settings/templates/admin.php settings/templates/users.php
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$stmt = OC_DB::prepare( $query );
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$result = $stmt->execute( $params );
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$lockList = array();
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while( $row = $result->fetchRow()) {
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$lockInfo = new Sabre_DAV_Locks_LockInfo();
$lockInfo->owner = $row['owner'];
$lockInfo->token = $row['token'];
$lockInfo->timeout = $row['timeout'];
$lockInfo->created = $row['created'];
$lockInfo->scope = $row['scope'];
$lockInfo->depth = $row['depth'];
$lockInfo->uri = $row['uri'];
$lockList[] = $lockInfo;
}
return $lockList;
}
/**
* Locks a uri
*
* @param string $uri
* @param Sabre_DAV_Locks_LockInfo $lockInfo
* @return bool
*/
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public function lock($uri, Sabre_DAV_Locks_LockInfo $lockInfo) {
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// We're making the lock timeout 5 minutes
$lockInfo->timeout = 300;
$lockInfo->created = time();
$lockInfo->uri = $uri;
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$locks = $this->getLocks($uri, false);
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$exists = false;
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foreach($locks as $lock) {
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if ($lock->token == $lockInfo->token) $exists = true;
}
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if ($exists) {
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$query = OC_DB::prepare( 'UPDATE `*PREFIX*locks`'
.' SET `owner` = ?, `timeout` = ?, `scope` = ?, `depth` = ?, `uri` = ?, `created` = ?'
.' WHERE `userid` = ? AND `token` = ?' );
$result = $query->execute( array(
$lockInfo->owner,
$lockInfo->timeout,
$lockInfo->scope,
$lockInfo->depth,
$uri,
$lockInfo->created,
OC_User::getUser(),
$lockInfo->token)
);
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} else {
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$query = OC_DB::prepare( 'INSERT INTO `*PREFIX*locks`'
.' (`userid`,`owner`,`timeout`,`scope`,`depth`,`uri`,`created`,`token`)'
.' VALUES (?,?,?,?,?,?,?,?)' );
$result = $query->execute( array(
OC_User::getUser(),
$lockInfo->owner,
$lockInfo->timeout,
$lockInfo->scope,
$lockInfo->depth,
$uri,
$lockInfo->created,
$lockInfo->token)
);
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}
return true;
}
/**
* Removes a lock from a uri
*
* @param string $uri
* @param Sabre_DAV_Locks_LockInfo $lockInfo
* @return bool
*/
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public function unlock($uri, Sabre_DAV_Locks_LockInfo $lockInfo) {
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$query = OC_DB::prepare( 'DELETE FROM `*PREFIX*locks` WHERE `userid` = ? AND `uri` = ? AND `token` = ?' );
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$result = $query->execute( array(OC_User::getUser(), $uri, $lockInfo->token));
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return $result->numRows() === 1;
}
}