| 1 | /*
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| 2 | * MGWrapperImpl.h
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| 3 | * Copyright (C) 2002 New Zealand Digital Library, http://www.nzdl.org
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| 4 | *
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| 5 | * This program is free software; you can redistribute it and/or modify
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| 6 | * it under the terms of the GNU General Public License as published by
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| 7 | * the Free Software Foundation; either version 2 of the License, or
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| 8 | * (at your option) any later version.
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| 9 | *
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| 10 | * This program is distributed in the hope that it will be useful,
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| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 13 | * GNU General Public License for more details.
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| 14 | *
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| 15 | * You should have received a copy of the GNU General Public License
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| 16 | * along with this program; if not, write to the Free Software
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| 17 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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| 18 | */
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| 19 |
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| 20 |
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| 21 | #include "backend.h"
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| 22 |
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| 23 |
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| 24 | /*************************************************************************
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| 25 | NOTES
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| 26 |
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| 27 | - These data structures are based on the MGPP ones but are modified
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| 28 | slightly to reflect the different capabilities of the MG system.
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| 29 |
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| 30 | *************************************************************************/
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| 31 |
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| 32 |
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| 33 | typedef struct QueryInfo
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| 34 | {
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| 35 | /* Name of index to use */
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| 36 | char* index;
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| 37 | /* Maximum number of documents to retrieve */
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| 38 | unsigned long maxDocs;
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| 39 | /* Whether to sort the matching documents by weight (boolean value) */
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| 40 | int sortByRank;
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| 41 |
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| 42 | /* Whether term frequency information is desired (boolean value) */
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| 43 | int needTermFreqs;
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| 44 | } QueryInfo;
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| 45 |
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| 46 |
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| 47 | typedef struct MGWrapperData
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| 48 | {
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| 49 | /* Information about a query, see above */
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| 50 | QueryInfo* queryInfo;
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| 51 | /* Whether to perform stemming and case-folding */
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| 52 | int defaultStemMethod;
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| 53 | /* Whether to perform boolean AND (1) or boolean OR (0) queries */
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| 54 | int defaultBoolCombine;
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| 55 | } MGWrapperData;
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