1. 1
2. 2
3. 3
4. 4
5. 5
6. 6
7. 7
8. 8
9. 9
10. 10
11. 11
12. 12
13. 13
14. 14
15. 15
16. 16
17. 17
18. 18
19. 19
20. 20
21. 21
22. 22
23. 23
24. 24
25. 25
26. 26
27. 27
28. 28
29. 29
30. 30
31. 31
32. 32
33. 33
34. 34
35. 35
36. 36
37. 37
38. 38
39. 39
40. 40
41. 41
42. 42
43. 43
44. 44
45. 45
46. 46
47. 47
48. 48
49. 49
50. 50
51. 51
52. 52
53. 53
54. 54
55. 55
56. 56
57. 57
58. 58
59. 59
60. 60
61. 61
62. 62
63. 63
64. 64
65. 65
66. 66
67. 67
68. 68
69. 69
70. 70
71. 71
72. 72
73. 73
74. 74
75. 75
76. 76
77. 77
78. 78
79. 79
80. 80
81. 81
82. 82
83. 83
84. 84
85. 85
86. 86
87. 87
88. 88
89. 89
90. 90
91. 91
92. 92
93. 93
94. 94
95. 95
96. 96
97. 97
98. 98
99. 99
100. 100

#include "courseparser.h"

courseParser::courseParser()
{

}

courseParser::courseParser(QString &XMLFilePath)
    : _XMLFilePath(XMLFilePath)
{
    startParsing();
}

void courseParser::startParsing()
{
    qDebug() << "Start working with xml";

    try {
        QFile _XMLFile(_XMLFilePath);
        QXmlStreamReader _XMLReader(&_XMLFile);

        if (_XMLFile.open(QIODevice::ReadOnly))
        {
            parseXml(_XMLReader);
            _XMLFile.close();
        } else
        {
            throw error::FileNotFound;
        }

    } catch (error causedError) {
        emit somethingWentWrong(causedError);
    }

    qDebug() << "Finish working with xml";
}

void courseParser::parseXml(QXmlStreamReader &XMLReader)
{
    qDebug() << "Start parsing xml";

    while(!XMLReader.atEnd())
    {
        QString elementBuffer;
        QString content;

        XMLReader.readNext();

        _actualToken = XMLReader.tokenString();
        elementBuffer = XMLReader.name().toString();
        _actualElement = (elementBuffer == "") ? _actualElement : elementBuffer;

        content = XMLReader.text().toString();

        checkToken();

        switch (_tokens.indexOf(_actualToken)) {
        case 0:
                processStartElement();
                break;
        case 1:
                processCharacters(content);
                break;
        case 2:
                processEndElement();
                break;
        default:
                break;
        }
    }

    qDebug() << "Finish parsing xml";
}

void courseParser::checkToken()
{
    if (!_tokens.contains(_actualToken))
        throw error::CorruptedFile;
}

void courseParser::checkElement()
{
    if (!(_elements.contains(_actualElement) || _subElements.contains(_actualElement)))
        throw error::CorruptedFile;
}

void courseParser::processStartElement()
{
    checkElement();

    switch (_elements.indexOf(_actualElement)) {
    case 0: _course = new course();
            qDebug() << "\tNew course created!";
            break;
    case 1: _lesson = new lesson();
            qDebug() << "\tNew lesson created!";
            break;
    case 2: _test = new test();
            qDebug() << "\tNew test created!";
            break;