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syndication/rdf

  • syndication
  • rdf
item.cpp
1/*
2 * This file is part of the syndication library
3 *
4 * Copyright (C) 2006 Frank Osterfeld <osterfeld@kde.org>
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Library General Public License for more details.
15 *
16 * You should have received a copy of the GNU Library General Public License
17 * along with this library; see the file COPYING.LIB. If not, write to
18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 * Boston, MA 02110-1301, USA.
20 *
21 */
22
23#include "item.h"
24#include "contentvocab.h"
25#include "document.h"
26#include "dublincore.h"
27#include "model.h"
28#include "rssvocab.h"
29#include "statement.h"
30
31#include <specificitemvisitor.h>
32#include <tools.h>
33
34#include <QtCore/QString>
35
36namespace Syndication {
37namespace RDF {
38
39class Item::Private
40{
41 public:
42 DocumentPtr doc;
43};
44
45Item::Item() : ResourceWrapper(), d(new Private)
46{
47}
48
49Item::Item(ResourcePtr resource, DocumentPtr doc) : ResourceWrapper(resource),
50 d(new Private)
51{
52 d->doc = doc;
53}
54
55Item::Item(const Item& other) : ResourceWrapper(other),
56 SpecificItem(other),
57 d(new Private)
58{
59 *d = *(other.d);
60}
61
62Item::~Item()
63{
64 delete d;
65}
66
67Item& Item::operator=(const Item& other)
68{
69 ResourceWrapper::operator=(other);
70 *d = *(other.d);
71 return *this;
72}
73
74bool Item::operator==(const Item& other) const
75{
76 return ResourceWrapper::operator==(other);
77}
78
79
80QString Item::title() const
81{
82 if (!d->doc)
83 return originalTitle();
84
85 bool containsMarkup = false;
86 d->doc->getItemTitleFormatInfo(&containsMarkup);
87
88 return normalize(originalTitle(), false, containsMarkup);
89}
90
91QString Item::description() const
92{
93 if (!d->doc)
94 return originalDescription();
95
96 bool containsMarkup = false;
97 d->doc->getItemDescriptionFormatInfo(&containsMarkup);
98
99 return normalize(originalDescription(), false, containsMarkup);
100}
101
102QString Item::link() const
103{
104 return resource()->property(RSSVocab::self()->link())->asString();
105}
106
107DublinCore Item::dc() const
108{
109 return DublinCore(resource());
110}
111
112QString Item::encodedContent() const
113{
114 return resource()->property(ContentVocab::self()->encoded())->asString();
115}
116
117QString Item::originalTitle() const
118{
119 return resource()->property(RSSVocab::self()->title())->asString();
120}
121
122QString Item::originalDescription() const
123{
124 return resource()->property(RSSVocab::self()->description())->asString();
125}
126
127QString Item::debugInfo() const
128{
129 QString info;
130 info += QLatin1String("### Item: ###################\n");
131 info += QLatin1String("title: #") + title() + QLatin1String("#\n");
132 info += QLatin1String("link: #") + link() + QLatin1String("#\n");
133 info += QLatin1String("description: #") + description() + QLatin1String("#\n");
134 info += QLatin1String("content:encoded: #") + encodedContent() + QLatin1String("#\n");
135 info += dc().debugInfo();
136 info += QLatin1String("### Item end ################\n");
137 return info;
138}
139
140bool Item::accept(SpecificItemVisitor* visitor)
141{
142 return visitor->visitRDFItem(this);
143}
144
145} // namespace RDF
146} // namespace Syndication
Syndication::RDF::ContentVocab::self
static ContentVocab * self()
returns the singleton instance
Definition: contentvocab.cpp:63
Syndication::RDF::DublinCore
A resource wrapper providing convenient access to Dublin Core metadata.
Definition: dublincore.h:49
Syndication::RDF::DublinCore::debugInfo
QString debugInfo() const
returns a debug string describing the available DC metadata for debugging purposes
Definition: dublincore.cpp:169
Syndication::RDF::Item
An RSS 1.0 item.
Definition: item.h:49
Syndication::RDF::Item::debugInfo
QString debugInfo() const
/** Returns a description of the item for debugging purposes.
Definition: item.cpp:127
Syndication::RDF::Item::operator=
Item & operator=(const Item &other)
assigns another item
Definition: item.cpp:67
Syndication::RDF::Item::description
QString description() const
A brief description/abstract of the item.
Definition: item.cpp:91
Syndication::RDF::Item::encodedContent
QString encodedContent() const
returns content (content:encoded) as HTML.
Definition: item.cpp:112
Syndication::RDF::Item::dc
DublinCore dc() const
returns a dublin core description of this item (including metadata such as item author or subject)
Definition: item.cpp:107
Syndication::RDF::Item::operator==
bool operator==(const Item &other) const
compares two item instances.
Definition: item.cpp:74
Syndication::RDF::Item::title
QString title() const
The item's title (required).
Definition: item.cpp:80
Syndication::RDF::Item::Item
Item()
creates an item object wrapping a null resource, isNull() is true.
Definition: item.cpp:45
Syndication::RDF::Item::accept
bool accept(SpecificItemVisitor *visitor)
interface for item visitors.
Definition: item.cpp:140
Syndication::RDF::Item::link
QString link() const
The item's URL, usually pointing to a website containing the full content (news article,...
Definition: item.cpp:102
Syndication::RDF::Item::~Item
virtual ~Item()
virtual destructor
Definition: item.cpp:62
Syndication::RDF::RSSVocab::self
static RSSVocab * self()
returns the singleton instance
Definition: rssvocab.cpp:81
Syndication::RDF::ResourceWrapper
A wrapper for RDF resources.
Definition: resourcewrapper.h:41
Syndication::RDF::ResourceWrapper::operator=
ResourceWrapper & operator=(const ResourceWrapper &other)
Assignment oeprator Due to the shared d pointer, this is a cheap operation.
Definition: resourcewrapper.cpp:59
Syndication::RDF::ResourceWrapper::operator==
bool operator==(const ResourceWrapper &other) const
compares two resource wrapper instances.
Definition: resourcewrapper.cpp:65
Syndication::RDF::ResourceWrapper::resource
ResourcePtr resource() const
returns the wrapped resource.
Definition: resourcewrapper.cpp:75
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