Syndication

atom/source.cpp
1 /*
2  This file is part of the syndication library
3  SPDX-FileCopyrightText: 2006 Frank Osterfeld <[email protected]>
4 
5  SPDX-License-Identifier: LGPL-2.0-or-later
6 */
7 
8 #include "source.h"
9 #include "atomtools.h"
10 #include "category.h"
11 #include "constants.h"
12 #include "generator.h"
13 #include "link.h"
14 #include "person.h"
15 
16 #include <tools.h>
17 
18 #include <QDomElement>
19 #include <QList>
20 #include <QString>
21 
22 namespace Syndication
23 {
24 namespace Atom
25 {
27  : ElementWrapper()
28 {
29 }
30 
31 Source::Source(const QDomElement &element)
32  : ElementWrapper(element)
33 {
34 }
35 
37 {
38  const QList<QDomElement> a = elementsByTagNameNS(atom1Namespace(), QStringLiteral("author"));
39 
40  QList<Person> list;
41  list.reserve(a.count());
42 
43  std::transform(a.cbegin(), a.cend(), std::back_inserter(list), [](const QDomElement &element) {
44  return Person(element);
45  });
46 
47  return list;
48 }
49 
51 {
52  const QList<QDomElement> a = elementsByTagNameNS(atom1Namespace(), QStringLiteral("contributor"));
53  QList<Person> list;
54  list.reserve(a.count());
55 
56  std::transform(a.cbegin(), a.cend(), std::back_inserter(list), [](const QDomElement &element) {
57  return Person(element);
58  });
59 
60  return list;
61 }
62 
64 {
65  const QList<QDomElement> a = elementsByTagNameNS(atom1Namespace(), QStringLiteral("category"));
66  QList<Category> list;
67  list.reserve(a.count());
68 
69  std::transform(a.cbegin(), a.cend(), std::back_inserter(list), [](const QDomElement &element) {
70  return Category(element);
71  });
72 
73  return list;
74 }
75 
77 {
78  return Generator(firstElementByTagNameNS(atom1Namespace(), QStringLiteral("generator")));
79 }
80 
82 {
83  return extractElementTextNS(atom1Namespace(), QStringLiteral("icon"));
84 }
85 
87 {
88  return extractElementTextNS(atom1Namespace(), QStringLiteral("id"));
89 }
90 
92 {
93  const QList<QDomElement> a = elementsByTagNameNS(atom1Namespace(), QStringLiteral("link"));
94  QList<Link> list;
95  list.reserve(a.count());
96 
97  std::transform(a.cbegin(), a.cend(), std::back_inserter(list), [](const QDomElement &element) {
98  return Link(element);
99  });
100 
101  return list;
102 }
103 
105 {
106  return extractElementTextNS(atom1Namespace(), QStringLiteral("logo"));
107 }
108 
110 {
111  return extractAtomText(*this, QStringLiteral("rights"));
112 }
113 
115 {
116  return extractAtomText(*this, QStringLiteral("subtitle"));
117 }
118 
120 {
121  return extractAtomText(*this, QStringLiteral("title"));
122 }
123 
124 time_t Source::updated() const
125 {
126  const QString upd = extractElementTextNS(atom1Namespace(), QStringLiteral("updated"));
127  return parseDate(upd, ISODate);
128 }
129 
131 {
132  QString info = QLatin1String("### Source: ###################\n");
133  if (!title().isEmpty()) {
134  info += QLatin1String("title: #") + title() + QLatin1String("#\n");
135  }
136  if (!subtitle().isEmpty()) {
137  info += QLatin1String("subtitle: #") + subtitle() + QLatin1String("#\n");
138  }
139  if (!id().isEmpty()) {
140  info += QLatin1String("id: #") + id() + QLatin1String("#\n");
141  }
142 
143  if (!rights().isEmpty()) {
144  info += QLatin1String("rights: #") + rights() + QLatin1String("#\n");
145  }
146  if (!icon().isEmpty()) {
147  info += QLatin1String("icon: #") + icon() + QLatin1String("#\n");
148  }
149  if (!logo().isEmpty()) {
150  info += QLatin1String("logo: #") + logo() + QLatin1String("#\n");
151  }
152  if (!generator().isNull()) {
153  info += generator().debugInfo();
154  }
155 
156  QString dupdated = dateTimeToString(updated());
157  if (!dupdated.isNull()) {
158  info += QLatin1String("updated: #") + dupdated + QLatin1String("#\n");
159  }
160 
161  const QList<Link> dlinks = links();
162  for (const auto &link : dlinks) {
163  info += link.debugInfo();
164  }
165 
166  const QList<Category> dcats = categories();
167  for (const auto &cat : dcats) {
168  info += cat.debugInfo();
169  }
170 
171  info += QLatin1String("### Authors: ###################\n");
172 
173  const QList<Person> dauthors = authors();
174  for (const auto &author : dauthors) {
175  info += author.debugInfo();
176  }
177 
178  info += QLatin1String("### Contributors: ###################\n");
179 
180  const QList<Person> dcontri = contributors();
181  for (const auto &person : dcontri) {
182  info += person.debugInfo();
183  }
184 
185  info += QLatin1String("### Source end ################\n");
186 
187  return info;
188 }
189 
190 } // namespace Atom
191 } // namespace Syndication
QList< Person > contributors() const
contributors to the original content (optional)
Definition: atom/source.cpp:50
bool isNull() const const
QString subtitle() const
description or subtitle of the source feed (optional).
int count(const T &value) const const
QList< Link > links() const
a list of links.
Definition: atom/source.cpp:91
void reserve(int alloc)
QList< Category > categories() const
categories the source feed is assigned to (optional)
Definition: atom/source.cpp:63
QString debugInfo() const
a description of this generator for debugging purposes.
Definition: generator.cpp:42
Description of the agent used to generate the feed.
Definition: generator.h:25
QList::const_iterator cend() const const
QString atom1Namespace()
namespace used by Atom 1.0 elements
KCALUTILS_EXPORT QString dateTimeToString(const QDateTime &date, bool dateOnly=false, bool shortfmt=true)
QList< Person > authors() const
authors of the original content (optional)
Definition: atom/source.cpp:36
QString extractAtomText(const Syndication::ElementWrapper &parent, const QString &tagname)
extracts the content of an atomTextConstruct.
Definition: atomtools.cpp:21
QString title() const
source feed title (optional).
QString rights() const
copyright information (optional)
QString icon() const
URL of an image serving as a feed icon (optional)
Definition: atom/source.cpp:81
QList::const_iterator cbegin() const const
QString id() const
a string that unambiguously identifies the source feed (optional)
Definition: atom/source.cpp:86
Generator generator() const
description of the software which generated the source feed (optional)
Definition: atom/source.cpp:76
Source()
creates a null source object
Definition: atom/source.cpp:26
QString logo() const
URL of an image, the logo of the source feed (optional)
time_t updated() const
The datetime of the last modification of the source feed content.
QString debugInfo() const
description of this source object for debugging purposes
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