libpappsomspp
Library for mass spectrometry
xmlstreamreaderinterface.cpp
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1 /**
2  * \file pappsomspp/processing/xml/xmlstreamreaderinterface.cpp
3  * \date 12/11/2021
4  * \author Olivier Langella
5  * \brief common interface to read all XML streams containing convenient
6  * functions
7  */
8 
9 /*******************************************************************************
10  * Copyright (c) 2021 Olivier Langella <Olivier.Langella@u-psud.fr>.
11  *
12  * This file is part of PAPPSOms-tools.
13  *
14  * PAPPSOms-tools is free software: you can redistribute it and/or modify
15  * it under the terms of the GNU General Public License as published by
16  * the Free Software Foundation, either version 3 of the License, or
17  * (at your option) any later version.
18  *
19  * PAPPSOms-tools is distributed in the hope that it will be useful,
20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22  * GNU General Public License for more details.
23  *
24  * You should have received a copy of the GNU General Public License
25  * along with PAPPSOms-tools. If not, see <http://www.gnu.org/licenses/>.
26  *
27  ******************************************************************************/
28 
29 
31 #include <QFile>
32 #include <QFileInfo>
33 #include <QDebug>
34 
35 using namespace pappso;
36 
38 {
39 }
40 
42 {
43 }
44 
45 QString
47 {
48  if(m_qxmlStreamReader.errorString().isEmpty())
49  return "";
50  else
51  {
52  QString error = QObject::tr("ERROR at line %1 column %2\n%3")
53  .arg(m_qxmlStreamReader.lineNumber())
54  .arg(m_qxmlStreamReader.columnNumber())
55  .arg(m_qxmlStreamReader.errorString());
56  return error;
57  }
58 }
59 
60 bool
62 {
63  QFile file(fileName);
64  if(!file.open(QFile::ReadOnly | QFile::Text))
65  {
66  m_qxmlStreamReader.raiseError(
67  QObject::tr("Cannot read file %1 : %2")
68  .arg(QFileInfo(fileName).absoluteFilePath())
69  .arg(m_qxmlStreamReader.errorString()));
70  return false;
71  }
72 
73  if(read(&file))
74  {
75  file.close();
76  return true;
77  }
78  else
79  {
80  file.close();
81  m_qxmlStreamReader.raiseError(
82  QObject::tr("Error reading file %1 : %2")
83  .arg(QFileInfo(fileName).absoluteFilePath())
84  .arg(m_qxmlStreamReader.errorString()));
85  return false;
86  }
87 }
88 bool
90 {
91 
92  m_qxmlStreamReader.setDevice(device);
93  m_qxmlStreamReader.setNamespaceProcessing(true);
94  readStream();
95 
96  return !m_qxmlStreamReader.error();
97 }
98 
99 bool
100 pappso::XmlStreamReaderInterface::read(const QString &xml_content)
101 {
102  m_qxmlStreamReader.clear();
103  m_qxmlStreamReader.addData(xml_content);
104  m_qxmlStreamReader.setNamespaceProcessing(true);
105  readStream();
106 
107  return !m_qxmlStreamReader.error();
108 }
109 void
111  QXmlStreamWriter &output) const
112 {
113  output.writeStartElement(m_qxmlStreamReader.name().toString());
114 
115  for(auto declaration : m_qxmlStreamReader.namespaceDeclarations())
116  {
117  output.writeNamespace(declaration.namespaceUri().toString(),
118  declaration.prefix().toString());
119  }
120  output.writeAttributes(m_qxmlStreamReader.attributes());
121 }
122 
123 void
125 {
126  qDebug() << " name=" << m_qxmlStreamReader.name();
127  output.writeStartElement(m_qxmlStreamReader.namespaceUri().toString(),
128  m_qxmlStreamReader.name().toString());
129  output.writeAttributes(m_qxmlStreamReader.attributes());
130 
131  qDebug() << m_qxmlStreamReader.name();
132  while(m_qxmlStreamReader.readNext() && !m_qxmlStreamReader.isEndElement())
133  {
134  cloneNode(output);
135  if(output.hasError())
136  {
137  qDebug();
138  m_qxmlStreamReader.raiseError(QObject::tr("Error in output stream"));
139  }
140  }
141  qDebug();
142  output.writeEndElement();
143 }
144 
145 void
147 {
148  qDebug();
149  if(m_qxmlStreamReader.isCharacters())
150  {
151  qDebug() << "isCharacters " << m_qxmlStreamReader.text();
152  if((m_qxmlStreamReader.text().toString() == "\n") ||
153  (m_qxmlStreamReader.text().toString() == "\n\t"))
154  {
155  // xml cleaner
156  }
157  else
158  {
159  output.writeCharacters(
160  m_qxmlStreamReader.text().toString().trimmed());
161  }
162  }
163  else if(m_qxmlStreamReader.isEndElement())
164  {
165  qDebug() << "isEndElement";
166  output.writeEndElement();
167  }
168  else if(m_qxmlStreamReader.isStartElement())
169  {
170  qDebug() << "isStartElement";
171  cloneElement(output);
172  }
173  else
174  {
175  }
176  qDebug();
177 }
void cloneStartElement(QXmlStreamWriter &output) const
void cloneElement(QXmlStreamWriter &output)
void cloneNode(QXmlStreamWriter &output)
virtual bool readFile(const QString &fileName)
tries to keep as much as possible monoisotopes, removing any possible C13 peaks and changes multichar...
Definition: aa.cpp:39
common interface to read all XML streams containing convenient functions