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improvements messages:

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- save msgId in configuration file
- enable previous improvements read/unread state and tags

new function for creating backups of a file
bool createBackup (std::string sFilename, unsigned int nCount = 5);

currently its only available for windows compile. maybe there is a linux developer who change it for linux.


git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@3064 b45a01b8-16f6-495d-af2f-9b41ad6348cc
This commit is contained in:
thunder2 2010-06-04 23:39:33 +00:00
parent fe98568329
commit 342768e626
8 changed files with 123 additions and 111 deletions
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55
libretroshare/src/util/rsdir.cc
View file

@ -30,6 +30,7 @@
#include <unistd.h>
#include "util/rsdir.h"
#include "pqi/pqinotify.h"
#include <string>
#include <iostream>
#include <algorithm>
@ -428,6 +429,60 @@ bool RsDirUtil::renameFile(const std::string& from, const std::string& to)
return true ;
}
bool RsDirUtil::createBackup (std::string sFilename, unsigned int nCount)
{
#ifdef WINDOWS_SYS
if (GetFileAttributes (sFilename.c_str ()) == -1) {
// file doesn't exist
return true;
}
// search last backup
int nLast;
for (nLast = nCount; nLast >= 1; nLast--) {
std::ostringstream sStream;
sStream << sFilename << nLast << ".bak";
if (GetFileAttributes (sStream.str ().c_str ()) != -1) {
break;
}
}
// delete max backup
if (nLast == nCount) {
std::ostringstream sStream;
sStream << sFilename << nCount << ".bak";
if (DeleteFile (sStream.str ().c_str ()) == FALSE) {
getPqiNotify()->AddSysMessage (0, RS_SYS_WARNING, "File delete error", "Error while deleting file " + sStream.str ());
return false;
}
nLast--;
}
// rename backups
for (int nIndex = nLast; nIndex >= 1; nIndex--) {
std::ostringstream sStream;
sStream << sFilename << nIndex << ".bak";
std::ostringstream sStream1;
sStream1 << sFilename << nIndex + 1 << ".bak";
if (renameFile (sStream.str (), sStream1.str ()) == false) {
getPqiNotify()->AddSysMessage (0, RS_SYS_WARNING, "File rename error", "Error while renaming file " + sStream.str () + " to " + sStream1.str ());
return false;
}
}
// copy backup
std::ostringstream sStream;
sStream << sFilename << 1 << ".bak";
if (CopyFile (sFilename.c_str (), sStream.str ().c_str (), FALSE) == FALSE) {
getPqiNotify()->AddSysMessage (0, RS_SYS_WARNING, "File rename error", "Error while renaming file " + sFilename + " to " + sStream.str ());
return false;
}
#endif
return true;
}
#if 0 // NOT ENABLED YET!
/************************* WIDE STRING ***************************/
/************************* WIDE STRING ***************************/

1
libretroshare/src/util/rsdir.h
View file

@ -44,6 +44,7 @@ std::string removeRootDirs(std::string path, std::string root);
// Renames file from to file to. Files should be on the same file system.
// returns true if succeed, false otherwise.
bool renameFile(const std::string& from,const std::string& to) ;
bool createBackup (std::string sFilename, unsigned int nCount = 5);
int breakupDirList(std::string path,
std::list<std::string> &subdirs);