| 1 | /**********************************************************************
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| 2 | *
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| 3 | * sqlfilter.h --
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| 4 | * Copyright (C) 2008 DL Consulting Ltd
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| 5 | * Copyright (C) 2010 New Zealand Digital Library Project
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| 6 | *
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| 7 | * A component of the Greenstone digital library software
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| 8 | * from the New Zealand Digital Library Project at the
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| 9 | * University of Waikato, New Zealand.
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| 10 | *
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| 11 | * This program is free software; you can redistribute it and/or modify
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| 12 | * it under the terms of the GNU General Public License as published by
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| 13 | * the Free Software Foundation; either version 2 of the License, or
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| 14 | * (at your option) any later version.
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| 15 | *
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| 16 | * This program is distributed in the hope that it will be useful,
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| 17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 19 | * GNU General Public License for more details.
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| 20 | *
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| 21 | * You should have received a copy of the GNU General Public License
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| 22 | * along with this program; if not, write to the Free Software
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| 23 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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| 24 | *
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| 25 | *********************************************************************/
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| 26 |
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| 27 | #ifndef SQLFILTER_H
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| 28 | #define SQLFILTER_H
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| 29 |
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| 30 |
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| 31 | #include "filter.h"
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| 32 | #include "comtypes.h"
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| 33 | #include "sqldbclass.h"
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| 34 | #include "text_t.h"
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| 35 |
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| 36 |
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| 37 | class sqlfilterclass : public filterclass {
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| 38 | protected:
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| 39 | text_t sql_db_filename;
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| 40 | text_t indexstem;
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| 41 | sqldbclass *sql_db_ptr;
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| 42 |
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| 43 | public:
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| 44 | sqlfilterclass ();
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| 45 | virtual ~sqlfilterclass ();
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| 46 |
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| 47 | text_t get_filter_name () { return "SQLFilter"; }
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| 48 |
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| 49 | // configure should be called once for each configuration line
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| 50 | // default configures the default filter options
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| 51 | virtual void configure (const text_t &key, const text_tarray &cfgline);
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| 52 |
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| 53 | // the sql db ptr remains the responsibility of the calling code and
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| 54 | // should be destroyed after this sqlfilter is destroyed
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| 55 | void set_sql_db_ptr (sqldbclass *sql_db_ptr_arg) { sql_db_ptr = sql_db_ptr_arg; }
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| 56 |
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| 57 | bool init (ostream &logout);
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| 58 |
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| 59 | bool connect_to_sqldb (FilterResponse_t &response,
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| 60 | comerror_t &err, ostream &logout);
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| 61 | void disconnect_from_sqldb ();
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| 62 |
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| 63 | };
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| 64 |
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| 65 |
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| 66 | #endif
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