[15420] | 1 | /**********************************************************************
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| 2 | *
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| 3 | * infodbclass.h --
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| 4 | * Copyright (C) 1999-2008 The New Zealand Digital Library Project
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| 5 | *
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| 6 | * A component of the Greenstone digital library software
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| 7 | * from the New Zealand Digital Library Project at the
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| 8 | * University of Waikato, New Zealand.
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| 9 | *
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| 10 | * This program is free software; you can redistribute it and/or modify
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| 11 | * it under the terms of the GNU General Public License as published by
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| 12 | * the Free Software Foundation; either version 2 of the License, or
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| 13 | * (at your option) any later version.
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| 14 | *
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| 15 | * This program is distributed in the hope that it will be useful,
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| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 18 | * GNU General Public License for more details.
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| 19 | *
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| 20 | * You should have received a copy of the GNU General Public License
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| 21 | * along with this program; if not, write to the Free Software
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| 22 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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| 23 | *
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| 24 | *********************************************************************/
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| 25 |
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| 26 | #ifndef INFODBCLASS_H
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| 27 | #define INFODBCLASS_H
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| 28 |
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| 29 |
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| 30 | #include "text_t.h"
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| 31 |
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| 32 |
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| 33 | typedef map<text_t, text_tarray, lttext_t> text_tarraymap;
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| 34 |
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| 35 |
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| 36 | // infodbclass is used to store information about a object
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| 37 | class infodbclass {
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| 38 | protected:
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| 39 | text_tarraymap info;
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| 40 | text_t lang;
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| 41 |
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| 42 | public:
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| 43 | // type support for text_tarraymap
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| 44 | typedef text_tarraymap::iterator iterator;
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| 45 | typedef text_tarraymap::const_iterator const_iterator;
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| 46 | typedef text_tarraymap::reference reference;
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| 47 | typedef text_tarraymap::const_reference const_reference;
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| 48 | typedef text_tarraymap::size_type size_type;
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| 49 | typedef text_tarraymap::difference_type difference_type;
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| 50 | typedef text_tarraymap::const_reverse_iterator const_reverse_iterator;
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| 51 | typedef text_tarraymap::reverse_iterator reverse_iterator;
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| 52 |
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| 53 | // constructors
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| 54 | infodbclass ();
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| 55 |
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| 56 | // basic container support
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| 57 | iterator begin () {return info.begin();}
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| 58 | const_iterator begin () const {return info.begin();}
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| 59 | iterator end () {return info.end();}
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| 60 | const_iterator end () const {return info.end();}
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| 61 |
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| 62 | void erase(iterator pos) {info.erase(pos);}
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| 63 | void erase(iterator first, iterator last) {info.erase(first, last);}
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| 64 | infodbclass &operator=(const infodbclass &x) {info=x.info;return *this;}
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| 65 |
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| 66 | bool empty () const {return info.empty();}
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| 67 | size_type size() const {return info.size();}
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| 68 |
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| 69 |
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| 70 | // added functionality
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| 71 | void clear () {info.erase(info.begin(),info.end());}
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| 72 |
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| 73 | // set default language
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| 74 | void set_language(const text_t& str_lang) { lang = str_lang; }
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| 75 | const text_t &get_language() const { return lang; }
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| 76 |
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| 77 | // the following functions deal with keys that can only
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| 78 | // have one value for compatibility
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| 79 |
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| 80 | // getinfo returns NULL if there isn't an entry with
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| 81 | // 'key' already defined, getintinfo returns 0 if there wasn't an
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| 82 | // entry with 'key' defined and operator[] returns "" if
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| 83 | // 'key' wasn't already defined (and sets 'key'="").
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| 84 | void setinfo (const text_t &key, const text_t &value);
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| 85 | void setintinfo (const text_t &key, int value);
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| 86 | void setcinfo (const text_t &key, unsigned short c);
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| 87 | text_t *getinfo (const text_t &key);
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| 88 | // get info overriding language set on this object
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| 89 | text_t *getinfo (const text_t &key, const text_t& lang);
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| 90 | int getintinfo (const text_t &key);
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| 91 | // get info overriding language set on this object
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| 92 | int getintinfo (const text_t &key, const text_t& lang);
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| 93 | text_t &operator[] (const text_t &key);
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| 94 |
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| 95 |
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| 96 | // the next set of functions allow you to set and access keys
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| 97 | // that can have more than one value
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| 98 |
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| 99 | // getmultinfo returns NULL if there isn't an entry with
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| 100 | // 'key' already defined
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| 101 | void addinfo (const text_t &key, const text_t &value);
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| 102 | void addintinfo (const text_t &key, int value);
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| 103 | void addcinfo (const text_t &key, unsigned short c);
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| 104 | text_tarray *getmultinfo (const text_t &key);
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| 105 | // get info overriding language set on this object
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| 106 | text_tarray *getmultinfo (const text_t &key, const text_t& lang);
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| 107 | };
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| 108 |
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| 109 |
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| 110 | #endif
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