| 1 | /**********************************************************************
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| 2 | *
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| 3 | * phrases.cpp -- routines to do with phrases - want to share between colservr
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| 4 | * and recpt
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| 5 | * Copyright (C) 1999 The 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 |
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| 28 | #include "phrases.h"
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| 29 | #include "unitool.h" // for is_unicode_letdig
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| 30 |
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| 31 |
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| 32 | void get_phrases (const text_t &querystring, text_tarray &phrases) {
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| 33 |
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| 34 | phrases.erase (phrases.begin(), phrases.end());
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| 35 | if (!querystring.empty()) {
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| 36 |
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| 37 | text_t::const_iterator end = querystring.end();
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| 38 | text_t::const_iterator here = findchar (querystring.begin(), end, '"');
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| 39 | if (here != end) {
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| 40 | text_t tmptext;
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| 41 | bool foundquote = false;
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| 42 | bool foundbreak = false;
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| 43 | while (here != end) {
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| 44 | if (*here == '"') {
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| 45 | if (foundquote) {
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| 46 | if (!tmptext.empty() && foundbreak) {
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| 47 | phrases.push_back(tmptext);
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| 48 | }
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| 49 | tmptext.clear();
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| 50 |
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| 51 | foundquote = false;
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| 52 | foundbreak = false;
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| 53 | } else foundquote = true;
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| 54 | } else {
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| 55 | if (foundquote) {
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| 56 | if (!is_unicode_letdig(*here)) {
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| 57 | foundbreak = true;
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| 58 | }
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| 59 | tmptext.push_back (*here);
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| 60 | }
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| 61 | }
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| 62 | ++here;
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| 63 | }
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| 64 | }
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| 65 | }
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| 66 | }
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