Attica

parser.cpp
1 /*
2  This file is part of KDE.
3 
4  SPDX-FileCopyrightText: 2009 Eckhart W├Ârner <[email protected]>
5 
6  SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
7 */
8 
9 #include "parser.h"
10 #include <QDebug>
11 
12 using namespace Attica;
13 
14 template<class T>
15 Parser<T>::~Parser()
16 {
17 }
18 
19 template<class T>
20 T Parser<T>::parse(const QString &xmlString)
21 {
22  QStringList elements = xmlElement();
23  T item;
24 
25  QXmlStreamReader xml(xmlString);
26 
27  while (!xml.atEnd()) {
28  xml.readNext();
29 
30  if (xml.isStartElement()) {
31  if (xml.name() == QLatin1String("meta")) {
32  parseMetadataXml(xml);
33  } else if (elements.contains(xml.name())) {
34  item = parseXml(xml);
35  }
36  }
37  }
38  if (xml.hasError()) {
39  // TODO: error handling in metadata?
40  qWarning() << "parse():: XML Error: " << xml.errorString() << "\nIn XML:\n" << xmlString;
41  }
42 
43  return item;
44 }
45 
46 template<class T>
47 typename T::List Parser<T>::parseList(const QString &xmlString)
48 {
49  /*
50  QString testxml = QString("<?xml version=\"1.0\"?>\
51  <ocs>\
52  <meta>\
53  <status>ok</status>\
54  <statuscode>100</statuscode>\
55  <message></message>\
56  </meta>\
57  <data>\
58  <buildservice>\
59  <id>obs</id>\
60  <name>openSUSE Build Service</name>\
61  <registrationurl>foobar.com</registrationurl>\
62  <supportedtargets>\
63  <target>openSUSE 11.2 32bit Intel</target>\
64  <target>openSUSE 11.3 64bit Intel</target>\
65  <target>openSUSE 11.3 32bit Intel</target>\
66  <target>openSUSE 11.3 64bit Intel</target>\
67  </supportedtargets>\
68  </buildservice>\
69  <buildservice>\
70  <id>mbs</id>\
71  <name>MeeGo Build Service</name>\
72  <registrationurl>foobar42.com</registrationurl>\
73  <supportedtargets>\
74  <target>MeeGo 1.0 Intel</target>\
75  <target>MeeGo 1.0 ARM</target>\
76  <target>MeeGo 1.1 Intel</target>\
77  <target>MeeGo 1.1 ARM</target>\
78  </supportedtargets>\
79  </buildservice>\
80  <buildservice>\
81  <id>sbs</id>\
82  <name>Sebas' Build Service</name>\
83  <registrationurl>foobar42.com</registrationurl>\
84  <supportedtargets>\
85  <target>sebasix 1.3 33bit</target>\
86  <target>sebasis 4.4 14bit</target>\
87  <target>sebasix 1.3 65bit</target>\
88  <target>sebasis 4.4 37bit</target>\
89  </supportedtargets>\
90  </buildservice>\
91  </data>\
92  </ocs>\
93  ");
94 
95  qCDebug(ATTICA) << "parsing list:" << xmlString;
96  */
97  QStringList elements = xmlElement();
98  typename T::List items;
99 
100  // QXmlStreamReader xml( xmlString );
101  QXmlStreamReader xml(xmlString);
102 
103  while (!xml.atEnd()) {
104  xml.readNext();
105  // qCDebug(ATTICA) << "parseList():: Looking for:" << xml.name().toString();
106  if (xml.isStartElement()) {
107  if (xml.name() == QLatin1String("data")) {
108  while (!xml.atEnd()) {
109  xml.readNext();
110 
111  if (xml.isEndElement() && xml.name() == QLatin1String("data")) {
112  break;
113  }
114 
115  if (xml.isStartElement() && elements.contains(xml.name())) {
116  // qCDebug(ATTICA) << "xxxxxxxxx New Item!" << xml.name().toString();
117  items.append(parseXml(xml));
118  }
119  }
120  } else if (xml.name() == QLatin1String("meta")) {
121  parseMetadataXml(xml);
122  }
123  }
124  }
125  if (xml.hasError()) {
126  // TODO: error handling in metadata?
127  qWarning() << "parseList():: XML Error: " << xml.errorString() << "\nIn xml name" << xml.name() << "with text" << xml.text() << "at offset:\n"
128  << xml.characterOffset() << "\nIn XML:\n"
129  << xmlString;
130  }
131 
132  return items;
133 }
134 
135 template<class T>
136 void Parser<T>::parseMetadataXml(QXmlStreamReader &xml)
137 {
138  while (!xml.atEnd()) {
139  xml.readNext();
140  if (xml.isEndElement() && xml.name() == QLatin1String("meta")) {
141  break;
142  } else if (xml.isStartElement()) {
143  if (xml.name() == QLatin1String("status")) {
144  m_metadata.setStatusString(xml.readElementText());
145  } else if (xml.name() == QLatin1String("statuscode")) {
146  m_metadata.setStatusCode(xml.readElementText().toInt());
147  } else if (xml.name() == QLatin1String("message")) {
148  m_metadata.setMessage(xml.readElementText());
149  } else if (xml.name() == QLatin1String("totalitems")) {
150  m_metadata.setTotalItems(xml.readElementText().toInt());
151  } else if (xml.name() == QLatin1String("itemsperpage")) {
152  m_metadata.setItemsPerPage(xml.readElementText().toInt());
153  }
154  }
155  }
156  if (xml.hasError()) {
157  // TODO: error handling in metadata?
158  qWarning() << "XML Error: " << xml.errorString();
159  }
160 }
161 
162 template<class T>
163 Metadata Parser<T>::metadata() const
164 {
165  return m_metadata;
166 }
QString errorString() const const
bool contains(const QString &str, Qt::CaseSensitivity cs) const const
bool isEndElement() const const
QStringRef name() const const
QXmlStreamReader::TokenType readNext()
int toInt(bool *ok, int base) const const
QString readElementText(QXmlStreamReader::ReadElementTextBehaviour behaviour)
The Attica namespace,.
bool isStartElement() const const
bool atEnd() const const
bool hasError() const const
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