1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
|
/***************************************************************************
copyright : (C) 2007 by Robby Stephenson
email : robby@periapsis.org
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of version 2 of the GNU General Public License as *
* published by the Free Software Foundation; *
* *
***************************************************************************/
#include "bibsonomyfetcher.h"
#include "messagehandler.h"
#include "../translators/bibteximporter.h"
#include "../tellico_kernel.h"
#include "../tellico_utils.h"
#include "../collection.h"
#include "../entry.h"
#include "../core/netaccess.h"
#include "../filehandler.h"
#include "../tellico_debug.h"
#include <klocale.h>
#include <tqlabel.h>
#include <tqlayout.h>
namespace {
// always bibtex
static const char* BIBSONOMY_BASE_URL = "http://bibsonomy.org";
static const int BIBSONOMY_MAX_RESULTS = 20;
}
using Tellico::Fetch::BibsonomyFetcher;
BibsonomyFetcher::BibsonomyFetcher(TQObject* parent_)
: Fetcher(parent_), m_job(0), m_started(false) {
}
BibsonomyFetcher::~BibsonomyFetcher() {
}
TQString BibsonomyFetcher::defaultName() {
return TQString::fromLatin1("Bibsonomy");
}
TQString BibsonomyFetcher::source() const {
return m_name.isEmpty() ? defaultName() : m_name;
}
bool BibsonomyFetcher::canFetch(int type) const {
return type == Data::Collection::Bibtex;
}
void BibsonomyFetcher::readConfigHook(const KConfigGroup&) {
}
void BibsonomyFetcher::search(FetchKey key_, const TQString& value_) {
m_key = key_;
m_value = value_.stripWhiteSpace();
m_started = true;
if(!canFetch(Kernel::self()->collectionType())) {
message(i18n("%1 does not allow searching for this collection type.").arg(source()), MessageHandler::Warning);
stop();
return;
}
m_data.truncate(0);
// myDebug() << "BibsonomyFetcher::search() - value = " << value_ << endl;
KURL u = searchURL(m_key, m_value);
if(u.isEmpty()) {
stop();
return;
}
m_job = KIO::get(u, false, false);
connect(m_job, TQT_SIGNAL(data(KIO::Job*, const TQByteArray&)),
TQT_SLOT(slotData(KIO::Job*, const TQByteArray&)));
connect(m_job, TQT_SIGNAL(result(KIO::Job*)),
TQT_SLOT(slotComplete(KIO::Job*)));
}
void BibsonomyFetcher::stop() {
if(!m_started) {
return;
}
// myDebug() << "BibsonomyFetcher::stop()" << endl;
if(m_job) {
m_job->kill();
m_job = 0;
}
m_data.truncate(0);
m_started = false;
emit signalDone(this);
}
void BibsonomyFetcher::slotData(KIO::Job*, const TQByteArray& data_) {
TQDataStream stream(m_data, IO_WriteOnly | IO_Append);
stream.writeRawBytes(data_.data(), data_.size());
}
void BibsonomyFetcher::slotComplete(KIO::Job* job_) {
// myDebug() << "BibsonomyFetcher::slotComplete()" << endl;
// since the fetch is done, don't worry about holding the job pointer
m_job = 0;
if(job_->error()) {
job_->showErrorDialog(Kernel::self()->widget());
stop();
return;
}
if(m_data.isEmpty()) {
myDebug() << "BibsonomyFetcher::slotComplete() - no data" << endl;
stop();
return;
}
Import::BibtexImporter imp(TQString::fromUtf8(m_data, m_data.size()));
Data::CollPtr coll = imp.collection();
if(!coll) {
myDebug() << "BibsonomyFetcher::slotComplete() - no valid result" << endl;
stop();
return;
}
Data::EntryVec entries = coll->entries();
for(Data::EntryVec::Iterator entry = entries.begin(); entry != entries.end(); ++entry) {
if(!m_started) {
// might get aborted
break;
}
TQString desc = entry->field(TQString::fromLatin1("author"))
+ TQChar('/') + entry->field(TQString::fromLatin1("publisher"));
if(!entry->field(TQString::fromLatin1("year")).isEmpty()) {
desc += TQChar('/') + entry->field(TQString::fromLatin1("year"));
}
SearchResult* r = new SearchResult(this, entry->title(), desc, entry->field(TQString::fromLatin1("isbn")));
m_entries.insert(r->uid, Data::EntryPtr(entry));
emit signalResultFound(r);
}
stop(); // required
}
Tellico::Data::EntryPtr BibsonomyFetcher::fetchEntry(uint uid_) {
return m_entries[uid_];
}
KURL BibsonomyFetcher::searchURL(FetchKey key_, const TQString& value_) const {
KURL u(TQString::fromLatin1(BIBSONOMY_BASE_URL));
u.setPath(TQString::fromLatin1("/bib/"));
switch(key_) {
case Person:
u.addPath(TQString::fromLatin1("author/%1").arg(value_));
break;
case Keyword:
u.addPath(TQString::fromLatin1("search/%1").arg(value_));
break;
default:
kdWarning() << "BibsonomyFetcher::search() - key not recognized: " << m_key << endl;
return KURL();
}
u.addQueryItem(TQString::fromLatin1("items"), TQString::number(BIBSONOMY_MAX_RESULTS));
myDebug() << "BibsonomyFetcher::search() - url: " << u.url() << endl;
return u;
}
void BibsonomyFetcher::updateEntry(Data::EntryPtr entry_) {
TQString title = entry_->field(TQString::fromLatin1("title"));
if(!title.isEmpty()) {
search(Fetch::Keyword, title);
return;
}
myDebug() << "BibsonomyFetcher::updateEntry() - insufficient info to search" << endl;
emit signalDone(this); // always need to emit this if not continuing with the search
}
Tellico::Fetch::ConfigWidget* BibsonomyFetcher::configWidget(TQWidget* parent_) const {
return new BibsonomyFetcher::ConfigWidget(parent_, this);
}
BibsonomyFetcher::ConfigWidget::ConfigWidget(TQWidget* parent_, const BibsonomyFetcher*)
: Fetch::ConfigWidget(parent_) {
TQVBoxLayout* l = new TQVBoxLayout(optionsWidget());
l->addWidget(new TQLabel(i18n("This source has no options."), optionsWidget()));
l->addStretch();
}
void BibsonomyFetcher::ConfigWidget::saveConfig(KConfigGroup&) {
}
TQString BibsonomyFetcher::ConfigWidget::preferredName() const {
return BibsonomyFetcher::defaultName();
}
#include "bibsonomyfetcher.moc"
|
