git.sesse.net Git - kdenlive/blob - src/utils/freesound.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2011 by Jean-Baptiste Mardelle (jb@kdenlive.org)        *
   3  *                                                                         *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with this program; if not, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA          *
  19  ***************************************************************************/
  20
  21
  22 #include "freesound.h"
  23
  24 #include <QPushButton>
  25 #include <QSpinBox>
  26 #include <QListWidget>
  27 #include <QDomDocument>
  28
  29 #include <KDebug>
  30 #include "kdenlivesettings.h"
  31 #include <kio/job.h>
  32 #include <KLocale>
  33
  34 #ifdef USE_QJSON
  35 #include <qjson/parser.h>
  36 #endif
  37
  38 FreeSound::FreeSound(QListWidget *listWidget, QObject *parent) :
  39         AbstractService(listWidget, parent),
  40         m_previewProcess(new QProcess)
  41 {
  42     serviceType = FREESOUND;
  43     hasPreview = true;
  44     hasMetadata = true;
  45     //connect(m_previewProcess, SIGNAL(stateChanged(QProcess::ProcessState)), this, SLOT(slotPreviewStatusChanged(QProcess::ProcessState)));
  46 }
  47
  48 FreeSound::~FreeSound()
  49 {
  50     if (m_previewProcess) delete m_previewProcess;
  51 }
  52
  53 void FreeSound::slotStartSearch(const QString searchText, int page)
  54 {
  55     m_listWidget->clear();
  56     QString uri = "http://www.freesound.org/api/sounds/search/?q=";
  57     uri.append(searchText);
  58     if (page > 1) uri.append("&p=" + QString::number(page));
  59     uri.append("&api_key=a1772c8236e945a4bee30a64058dabf8");
  60
  61     KJob* resolveJob = KIO::storedGet( KUrl(uri), KIO::NoReload, KIO::HideProgressInfo );
  62     connect( resolveJob, SIGNAL( result( KJob* ) ), this, SLOT( slotShowResults( KJob* ) ) );
  63 }
  64
  65
  66 void FreeSound::slotShowResults(KJob* job)
  67 {
  68     if (job->error() != 0 ) return;
  69     m_listWidget->blockSignals(true);
  70     KIO::StoredTransferJob* storedQueryJob = static_cast<KIO::StoredTransferJob*>( job );
  71 #ifdef USE_QJSON
  72     QJson::Parser parser;
  73     bool ok;
  74     //kDebug()<<"// GOT RESULT: "<<m_result;
  75     QVariant data = parser.parse(storedQueryJob->data(), &ok);
  76     QVariant sounds;
  77     if (data.canConvert(QVariant::Map)) {
  78         QMap <QString, QVariant> map = data.toMap();
  79         QMap<QString, QVariant>::const_iterator i = map.constBegin();
  80         while (i != map.constEnd()) {
  81             if (i.key() == "num_results") emit searchInfo(i18np("Found %1 result", "Found %1 results", i.value().toInt()));
  82             else if (i.key() == "num_pages") {
  83                 emit maxPages(i.value().toInt());
  84             }
  85             else if (i.key() == "sounds") {
  86                 sounds = i.value();
  87                 if (sounds.canConvert(QVariant::List)) {
  88                     QList <QVariant> soundsList = sounds.toList();
  89                     for (int j = 0; j < soundsList.count(); j++) {
  90                         if (soundsList.at(j).canConvert(QVariant::Map)) {
  91                             QMap <QString, QVariant> soundmap = soundsList.at(j).toMap();
  92                             if (soundmap.contains("original_filename")) {
  93                                 QListWidgetItem *item = new   QListWidgetItem(soundmap.value("original_filename").toString(), m_listWidget);
  94                                 item->setData(imageRole, soundmap.value("waveform_m").toString());
  95                                 item->setData(infoUrl, soundmap.value("url").toString());
  96                                 item->setData(infoData, soundmap.value("ref").toString() + "?api_key=a1772c8236e945a4bee30a64058dabf8");
  97                                 item->setData(durationRole, soundmap.value("duration").toDouble());
  98                                 item->setData(idRole, soundmap.value("id").toInt());
  99                                 item->setData(previewRole, soundmap.value("preview-hq-mp3").toString());
 100                                 item->setData(downloadRole, soundmap.value("serve").toString() + "?api_key=a1772c8236e945a4bee30a64058dabf8");
 101                                 QVariant authorInfo = soundmap.value("user");
 102                                 if (authorInfo.canConvert(QVariant::Map)) {
 103                                     QMap <QString, QVariant> authorMap = authorInfo.toMap();
 104                                     if (authorMap.contains("username")) {
 105                                         item->setData(authorRole, authorMap.value("username").toString());
 106                                         item->setData(authorUrl, authorMap.value("url").toString());
 107                                     }
 108                                 }
 109                             }
 110                         }
 111                     }
 112                 }
 113             }
 114             ++i;
 115         }
 116     }
 117 #endif
 118     m_listWidget->blockSignals(false);
 119     m_listWidget->setCurrentRow(0);
 120 }
 121
 122
 123 OnlineItemInfo FreeSound::displayItemDetails(QListWidgetItem *item)
 124 {
 125     OnlineItemInfo info;
 126     m_metaInfo.clear();
 127     if (!item) {
 128         return info;
 129     }
 130     info.itemPreview = item->data(previewRole).toString();
 131     info.itemDownload = item->data(downloadRole).toString();
 132     info.itemId = item->data(idRole).toInt();
 133     info.itemName = item->text();
 134     info.infoUrl = item->data(infoUrl).toString();
 135     info.author = item->data(authorRole).toString();
 136     info.authorUrl = item->data(authorUrl).toString();
 137     m_metaInfo.insert(i18n("Duration"), item->data(durationRole).toString());
 138     info.license = item->data(licenseRole).toString();
 139     info.description = item->data(descriptionRole).toString();
 140
 141     QString extraInfoUrl = item->data(infoData).toString();
 142     if (!extraInfoUrl.isEmpty()) {
 143         KJob* resolveJob = KIO::storedGet( KUrl(extraInfoUrl), KIO::NoReload, KIO::HideProgressInfo );
 144         connect( resolveJob, SIGNAL( result( KJob* ) ), this, SLOT( slotParseResults( KJob* ) ) );
 145     }
 146     info.imagePreview = item->data(imageRole).toString();
 147     return info;
 148 }
 149
 150
 151 void FreeSound::slotParseResults(KJob* job)
 152 {
 153 #ifdef USE_QJSON
 154     KIO::StoredTransferJob* storedQueryJob = static_cast<KIO::StoredTransferJob*>( job );
 155     QJson::Parser parser;
 156     bool ok;
 157     QVariant data = parser.parse(storedQueryJob->data(), &ok);
 158     if (data.canConvert(QVariant::Map)) {
 159         QMap <QString, QVariant> infos = data.toMap();
 160         //if (m_currentId != infos.value("id").toInt()) return;
 161         if (infos.contains("samplerate"))
 162             m_metaInfo.insert(i18n("Samplerate"), QString::number(infos.value("samplerate").toDouble()));
 163         if (infos.contains("channels"))
 164             m_metaInfo.insert(i18n("Channels"), QString::number(infos.value("channels").toInt()));
 165         if (infos.contains("filesize")) {
 166             KIO::filesize_t fSize = infos.value("filesize").toDouble();
 167             m_metaInfo.insert(i18n("File size"), KIO::convertSize(fSize));
 168         }
 169         if (infos.contains("description")) {
 170             m_metaInfo.insert("description", infos.value("description").toString());
 171         }
 172         if (infos.contains("license")) {
 173             m_metaInfo.insert("license", infos.value("license").toString());
 174         }
 175     }
 176     emit gotMetaInfo(m_metaInfo);
 177 #endif
 178 }
 179
 180
 181 bool FreeSound::startItemPreview(QListWidgetItem *item)
 182 {
 183     if (!item) return false;
 184     QString url = item->data(previewRole).toString();
 185     if (url.isEmpty()) return false;
 186     if (m_previewProcess && m_previewProcess->state() != QProcess::NotRunning) {
 187         m_previewProcess->close();
 188     }
 189     m_previewProcess->start("ffplay", QStringList() << url << "-nodisp");
 190     return true;
 191 }
 192
 193
 194 void FreeSound::stopItemPreview(QListWidgetItem *item)
 195 {
 196     if (m_previewProcess && m_previewProcess->state() != QProcess::NotRunning) {
 197         m_previewProcess->close();
 198     }
 199 }
 200
 201 QString FreeSound::getExtension(QListWidgetItem *item)
 202 {
 203     if (!item) return QString();
 204     return QString("*.") + item->text().section('.', -1);
 205 }
 206
 207
 208 QString FreeSound::getDefaultDownloadName(QListWidgetItem *item)
 209 {
 210     if (!item) return QString();
 211     return item->text();
 212 }