source: box/trunk/lib/backupclient/BackupClientMakeExcludeList.cpp @ 217

// --------------------------------------------------------------------------
//
// File
//              Name:    BackupClientMakeExcludeList.cpp
//              Purpose: Makes exclude lists from bbbackupd config location entries
//              Created: 28/1/04
//
// --------------------------------------------------------------------------

#include "Box.h"

#include "BackupClientMakeExcludeList.h"
#include "Configuration.h"
#include "ExcludeList.h"

#include "MemLeakFindOn.h"


// --------------------------------------------------------------------------
//
// Function
//              Name:    BackupClientMakeExcludeList(const Configuration &, const char *, const char *)
//              Purpose: Given a Configuration object corresponding to a bbackupd Location, and the
//                               two names of the keys for definite and regex entries, return a ExcludeList.
//                               Or 0 if it isn't required.
//              Created: 28/1/04
//
// --------------------------------------------------------------------------
ExcludeList *BackupClientMakeExcludeList(const Configuration &rConfig, const char *DefiniteName, const char *RegexName,
        const char *AlwaysIncludeDefiniteName, const char *AlwaysIncludeRegexName)
{
        // Check that at least one of the entries exists
        if(!rConfig.KeyExists(DefiniteName) && !rConfig.KeyExists(RegexName))
        {
                // Neither exists -- return 0 as an Exclude list isn't required.
                return 0;
        }
        
        // Create the exclude list
        ExcludeList *pexclude = new ExcludeList;

        try
        {
                // Definite names to add?
                if(rConfig.KeyExists(DefiniteName))
                {
                        pexclude->AddDefiniteEntries(rConfig.GetKeyValue(DefiniteName));
                }
                // Regular expressions to add?
                if(rConfig.KeyExists(RegexName))
                {
                        pexclude->AddRegexEntries(rConfig.GetKeyValue(RegexName));
                }
                
                // Add a "always include" list?
                if(AlwaysIncludeDefiniteName != 0 && AlwaysIncludeRegexName != 0)
                {
                        // This will accept NULL as a valid argument, so safe to do this.
                        pexclude->SetAlwaysIncludeList(
                                        BackupClientMakeExcludeList(rConfig, AlwaysIncludeDefiniteName, AlwaysIncludeRegexName)
                                );
                }
        }
        catch(...)
        {
                // Clean up
                delete pexclude;
                throw;
        }

        return pexclude;
}