mirror of https://github.com/acanas/swad-core.git
112 lines
4.3 KiB
C
112 lines
4.3 KiB
C
// swad_file_database.c: files, operations with database
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/*
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SWAD (Shared Workspace At a Distance),
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is a web platform developed at the University of Granada (Spain),
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and used to support university teaching.
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This file is part of SWAD core.
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Copyright (C) 1999-2023 Antonio Cañas Vargas
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as
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published by the Free Software Foundation, either version 3 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*****************************************************************************/
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/********************************* Headers ***********************************/
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/*****************************************************************************/
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#include "swad_database.h"
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#include "swad_global.h"
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#include "swad_file_database.h"
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/*****************************************************************************/
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/************** External global variables from others modules ****************/
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/*****************************************************************************/
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extern struct Globals Gbl;
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/*****************************************************************************/
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/********* Add public directory used to link private path to cache ***********/
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/*****************************************************************************/
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void Fil_DB_AddPublicDirToCache (const char *FullPathPriv,
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const char TmpPubDir[PATH_MAX + 1])
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{
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DB_QueryINSERT ("can not cache file",
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"INSERT INTO brw_caches"
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" (SessionId,PrivPath,TmpPubDir)"
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" VALUES"
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" ('%s','%s','%s')",
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Gbl.Session.Id,
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FullPathPriv,
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TmpPubDir);
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}
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/*****************************************************************************/
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/******** Get public directory used to link private path from cache **********/
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/*****************************************************************************/
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void Fil_DB_GetPublicDirFromCache (const char *FullPathPriv,
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char TmpPubDir[PATH_MAX + 1])
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{
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DB_QuerySELECTString (TmpPubDir,PATH_MAX,"can not get check if file is cached",
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"SELECT TmpPubDir"
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" FROM brw_caches"
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" WHERE SessionId='%s'"
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" AND PrivPath='%s'",
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Gbl.Session.Id,
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FullPathPriv);
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}
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/*****************************************************************************/
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/******** Remove public directory used to link private path to cache *********/
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/*****************************************************************************/
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void Fil_DB_RemovePublicDirFromCache (const char *FullPathPriv)
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{
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if (Gbl.Session.IsOpen)
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DB_QueryDELETE ("can not remove cached file",
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"DELETE FROM brw_caches"
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" WHERE SessionId='%s'"
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" AND PrivPath='%s'",
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Gbl.Session.Id,
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FullPathPriv);
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}
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/*****************************************************************************/
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/****** Remove public directories used to link private paths from cache ******/
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/*****************************************************************************/
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void Fil_DB_RemovePublicDirsCache (void)
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{
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if (Gbl.Session.IsOpen)
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DB_QueryDELETE ("can not cache file",
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"DELETE FROM brw_caches"
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" WHERE SessionId='%s'",
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Gbl.Session.Id);
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}
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/*****************************************************************************/
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/****** Remove public directories used to link private paths from cache ******/
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/****** (from expired sessions) ******/
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/*****************************************************************************/
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void Fil_DB_RemovePublicDirsFromExpiredSessions (void)
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{
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DB_QueryDELETE ("can not remove public directories in expired sessions",
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"DELETE FROM brw_caches"
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" WHERE SessionId NOT IN"
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" (SELECT SessionId"
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" FROM ses_sessions)");
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}
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