1 | /**********************************************************************
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2 | *
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3 | * phindaction.h --
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4 | *
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5 | * Copyright 2001 Gordon W. Paynter
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6 | * Copyright 2001 The New Zealand Digital Library Project
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7 | *
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8 | * A component of the Greenstone digital library software
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9 | * from the New Zealand Digital Library Project at the
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10 | * University of Waikato, New Zealand.
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11 | *
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12 | * This program is free software; you can redistribute it and/or modify
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13 | * it under the terms of the GNU General Public License as published by
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14 | * the Free Software Foundation; either version 2 of the License, or
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15 | * (at your option) any later version.
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16 | *
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17 | * This program is distributed in the hope that it will be useful,
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18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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20 | * GNU General Public License for more details.
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21 | *
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22 | * You should have received a copy of the GNU General Public License
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23 | * along with this program; if not, write to the Free Software
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24 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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25 | *
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26 | *********************************************************************/
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27 |
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28 | #include "gsdl_modules_cfg.h"
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29 | #ifdef GSDL_USE_PHIND_ACTION
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30 |
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31 | #ifndef PHINDACTION_H
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32 | #define PHINDACTION_H
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33 |
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34 | #include "action.h"
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35 |
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36 | // Include MGPP functionality.
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37 | #include <TextGet.h>
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38 | #include <MGQuery.h>
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39 | #include <Terms.h>
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40 | #include <messages.h>
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41 | #include <GSDLQueryParser.h>
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42 |
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43 | class phindaction : public action {
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44 |
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45 | protected:
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46 |
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47 | bool find_phrase_number_from_word(const text_t &basepath,
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48 | const text_t &query,
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49 | DocNumArray &result);
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50 |
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51 | bool get_phrase_all_data(TextData &textdata, unsigned long phrase,
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52 | text_t &word, unsigned long &tf, unsigned long &ef,
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53 | unsigned long &lf, unsigned long &df,
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54 | vector <unsigned long> &el,
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55 | vector <unsigned long> &linkdest,
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56 | vector <UCArray> &linktype,
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57 | vector <unsigned long> &docnum,
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58 | vector <unsigned long> &docfrq);
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59 |
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60 | bool print_thesaurus_links(const text_t &collection, bool XMLmode,
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61 | TextData &textdata, vector <unsigned long> &linkdest,
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62 | vector <UCArray> &linktype, unsigned long first,
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63 | unsigned long last, displayclass &disp,
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64 | outconvertclass &outconvert, ostream &textout);
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65 |
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66 | bool get_phrase_freq_data(TextData &textdata, unsigned long phrase,
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67 | UCArray &word, unsigned long &tf,
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68 | unsigned long &ef, unsigned long &df);
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69 |
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70 | void print_expansions(const text_t &collection, bool XMLmode,
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71 | const text_t &body, TextData &textdata,
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72 | const vector <unsigned long> &elist,
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73 | unsigned long first, unsigned long last,
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74 | displayclass &disp, outconvertclass &outconvert,
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75 | ostream &textout);
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76 |
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77 | void split_phrase(const UCArray &word, const UCArray &body,
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78 | UCArray &prefix, UCArray &suffix);
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79 |
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80 | bool phrase_match(const UCArray &text, UCArray::const_iterator &here,
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81 | UCArray::const_iterator end);
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82 |
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83 | bool print_documents(bool XMLmode, const text_t &basepath,
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84 | const text_t &collection,
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85 | const vector <unsigned long> &docNums,
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86 | const vector <unsigned long> &docFreq,
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87 | unsigned long first, unsigned long last,
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88 | displayclass &disp, outconvertclass &outconvert,
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89 | ostream &textout);
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90 |
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91 | bool get_document_all_data(TextData &docdata, unsigned long docNum,
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92 | UCArray &title, UCArray &hash);
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93 |
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94 | void toUCArray(const text_t &in, UCArray &out);
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95 | void fromUCArray(const UCArray &arrin, text_t &txtout);
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96 |
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97 | void output_error (const text_t &message, ostream &textout,
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98 | outconvertclass &outconvert,
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99 | displayclass & disp, ostream &logout,
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100 | bool XMLmode);
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101 |
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102 |
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103 | public:
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104 | phindaction ();
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105 | virtual ~phindaction ();
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106 |
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107 | text_t get_action_name () {return "phind";}
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108 |
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109 | void get_cgihead_info (cgiargsclass &args, recptprotolistclass *protos,
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110 | response_t &response,text_t &response_data,
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111 | ostream &logout);
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112 |
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113 | bool do_action (cgiargsclass &args, recptprotolistclass *protos,
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114 | browsermapclass *browsers, displayclass &disp,
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115 | outconvertclass &outconvert, ostream &textout,
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116 | ostream &logout);
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117 |
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118 |
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119 | };
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120 |
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121 | #endif //!PHINDACTION_H
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122 | #endif //GSDL_USE_PHIND_ACTION
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123 |
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