1 | /****************************************************************************
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2 | **
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3 | ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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4 | ** All rights reserved.
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5 | ** Contact: Nokia Corporation ([email protected])
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6 | **
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7 | ** This file is part of the Qt Assistant of the Qt Toolkit.
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8 | **
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9 | ** $QT_BEGIN_LICENSE:LGPL$
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10 | ** Commercial Usage
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11 | ** Licensees holding valid Qt Commercial licenses may use this file in
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12 | ** accordance with the Qt Commercial License Agreement provided with the
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13 | ** Software or, alternatively, in accordance with the terms contained in
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14 | ** a written agreement between you and Nokia.
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15 | **
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16 | ** GNU Lesser General Public License Usage
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17 | ** Alternatively, this file may be used under the terms of the GNU Lesser
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18 | ** General Public License version 2.1 as published by the Free Software
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19 | ** Foundation and appearing in the file LICENSE.LGPL included in the
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20 | ** packaging of this file. Please review the following information to
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21 | ** ensure the GNU Lesser General Public License version 2.1 requirements
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22 | ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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23 | **
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24 | ** In addition, as a special exception, Nokia gives you certain additional
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25 | ** rights. These rights are described in the Nokia Qt LGPL Exception
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26 | ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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27 | **
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28 | ** GNU General Public License Usage
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29 | ** Alternatively, this file may be used under the terms of the GNU
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30 | ** General Public License version 3.0 as published by the Free Software
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31 | ** Foundation and appearing in the file LICENSE.GPL included in the
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32 | ** packaging of this file. Please review the following information to
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33 | ** ensure the GNU General Public License version 3.0 requirements will be
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34 | ** met: http://www.gnu.org/copyleft/gpl.html.
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35 | **
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36 | ** If you have questions regarding the use of this file, please contact
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37 | ** Nokia at [email protected].
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38 | ** $QT_END_LICENSE$
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39 | **
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40 | ****************************************************************************/
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41 |
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42 | #ifndef QHELPSEARCHINDEXREADERDEFAULT_H
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43 | #define QHELPSEARCHINDEXREADERDEFAULT_H
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44 |
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45 | //
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46 | // W A R N I N G
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47 | // -------------
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48 | //
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49 | // This file is not part of the Qt API. It exists for the convenience
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50 | // of the help generator tools. This header file may change from version
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51 | // to version without notice, or even be removed.
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52 | //
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53 | // We mean it.
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54 | //
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55 |
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56 | #include "qhelpsearchindex_default_p.h"
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57 | #include "qhelpsearchindexreader_p.h"
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58 |
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59 | #include <QtCore/QHash>
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60 | #include <QtCore/QPair>
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61 |
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62 | QT_BEGIN_NAMESPACE
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63 |
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64 | namespace fulltextsearch {
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65 | namespace std {
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66 |
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67 | class Reader
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68 | {
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69 | typedef QList<QStringList> DocumentList;
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70 | typedef QHash<QString, Entry*> EntryTable;
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71 | typedef QPair<EntryTable, DocumentList> Index;
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72 | typedef QHash<QString, Index> IndexTable;
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73 |
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74 | public:
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75 | Reader();
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76 | ~Reader();
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77 |
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78 | bool readIndex();
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79 | bool initCheck() const;
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80 | void setIndexPath(const QString &path);
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81 | void filterFilesForAttributes(const QStringList &attributes);
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82 | void setIndexFile(const QString &namespaceName, const QString &attributes);
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83 | bool splitSearchTerm(const QString &searchTerm, QStringList *terms,
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84 | QStringList *termSeq, QStringList *seqWords);
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85 |
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86 | void searchInIndex(const QStringList &terms);
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87 | QVector<DocumentInfo> hits();
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88 | bool searchForPattern(const QStringList &patterns,
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89 | const QStringList &words, const QByteArray &data);
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90 |
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91 | private:
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92 | QVector<Document> setupDummyTerm(const QStringList &terms, const EntryTable &entryTable);
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93 | QStringList getWildcardTerms(const QString &term, const EntryTable &entryTable);
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94 | void buildMiniIndex(const QString &string);
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95 | void reset();
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96 | void cleanupIndex(EntryTable &entryTable);
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97 |
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98 | private:
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99 | uint wordNum;
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100 | QString indexPath;
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101 | QString indexFile;
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102 | QString documentFile;
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103 |
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104 | IndexTable indexTable;
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105 | QList<TermInfo> termList;
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106 | IndexTable searchIndexTable;
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107 | QHash<QString, PosEntry*> miniIndex;
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108 | };
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109 |
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110 |
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111 | class QHelpSearchIndexReaderDefault : public QHelpSearchIndexReader
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112 | {
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113 | Q_OBJECT
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114 |
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115 | public:
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116 | QHelpSearchIndexReaderDefault();
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117 | ~QHelpSearchIndexReaderDefault();
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118 |
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119 | private:
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120 | void run();
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121 |
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122 | private:
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123 | Reader m_reader;
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124 | };
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125 |
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126 | } // namespace std
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127 | } // namespace fulltextsearch
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128 |
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129 | QT_END_NAMESPACE
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130 |
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131 | #endif // QHELPSEARCHINDEXREADERDEFAULT_H
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