Mercurial > hg > svcore
view rdf/PluginRDFDescription.cpp @ 730:27c861cce97b dataquay
Further fixes for Dataquay compatibility
author | Chris Cannam |
---|---|
date | Mon, 21 May 2012 14:33:35 +0100 |
parents | 211efc770335 |
children | 87a9168efd71 |
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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ /* Sonic Visualiser An audio file viewer and annotation editor. Centre for Digital Music, Queen Mary, University of London. This file copyright 2008-2012 QMUL. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. See the file COPYING included with this distribution for more information. */ #include "PluginRDFDescription.h" #include "PluginRDFIndexer.h" #include "base/Profiler.h" #include "plugin/PluginIdentifier.h" #include <dataquay/BasicStore.h> #include <iostream> using std::cerr; using std::endl; using Dataquay::Uri; using Dataquay::Node; using Dataquay::Nodes; using Dataquay::Triple; using Dataquay::Triples; using Dataquay::BasicStore; PluginRDFDescription::PluginRDFDescription(QString pluginId) : m_pluginId(pluginId), m_haveDescription(false) { PluginRDFIndexer *indexer = PluginRDFIndexer::getInstance(); m_pluginUri = indexer->getURIForPluginId(pluginId); if (m_pluginUri == "") { cerr << "PluginRDFDescription: WARNING: No RDF description available for plugin ID \"" << pluginId << "\"" << endl; } else { // All the data we need should be in our RDF model already: // if it's not there, we don't know where to find it anyway if (index()) { m_haveDescription = true; } } } PluginRDFDescription::~PluginRDFDescription() { } bool PluginRDFDescription::haveDescription() const { return m_haveDescription; } QString PluginRDFDescription::getPluginName() const { return m_pluginName; } QString PluginRDFDescription::getPluginDescription() const { return m_pluginDescription; } QString PluginRDFDescription::getPluginMaker() const { return m_pluginMaker; } QString PluginRDFDescription::getPluginInfoURL() const { return m_pluginInfoURL; } QStringList PluginRDFDescription::getOutputIds() const { QStringList ids; for (OutputDispositionMap::const_iterator i = m_outputDispositions.begin(); i != m_outputDispositions.end(); ++i) { ids.push_back(i->first); } return ids; } QString PluginRDFDescription::getOutputName(QString outputId) const { if (m_outputNames.find(outputId) == m_outputNames.end()) { return ""; } return m_outputNames.find(outputId)->second; } PluginRDFDescription::OutputDisposition PluginRDFDescription::getOutputDisposition(QString outputId) const { if (m_outputDispositions.find(outputId) == m_outputDispositions.end()) { return OutputDispositionUnknown; } return m_outputDispositions.find(outputId)->second; } QString PluginRDFDescription::getOutputEventTypeURI(QString outputId) const { if (m_outputEventTypeURIMap.find(outputId) == m_outputEventTypeURIMap.end()) { return ""; } return m_outputEventTypeURIMap.find(outputId)->second; } QString PluginRDFDescription::getOutputFeatureAttributeURI(QString outputId) const { if (m_outputFeatureAttributeURIMap.find(outputId) == m_outputFeatureAttributeURIMap.end()) { return ""; } return m_outputFeatureAttributeURIMap.find(outputId)->second; } QString PluginRDFDescription::getOutputSignalTypeURI(QString outputId) const { if (m_outputSignalTypeURIMap.find(outputId) == m_outputSignalTypeURIMap.end()) { return ""; } return m_outputSignalTypeURIMap.find(outputId)->second; } QString PluginRDFDescription::getOutputUnit(QString outputId) const { if (m_outputUnitMap.find(outputId) == m_outputUnitMap.end()) { return ""; } return m_outputUnitMap.find(outputId)->second; } QString PluginRDFDescription::getOutputUri(QString outputId) const { if (m_outputUriMap.find(outputId) == m_outputUriMap.end()) { return ""; } return m_outputUriMap.find(outputId)->second; } bool PluginRDFDescription::index() { Profiler profiler("PluginRDFDescription::index"); bool success = true; if (!indexMetadata()) success = false; if (!indexOutputs()) success = false; return success; } bool PluginRDFDescription::indexMetadata() { Profiler profiler("PluginRDFDescription::index"); PluginRDFIndexer *indexer = PluginRDFIndexer::getInstance(); const BasicStore *index = indexer->getIndex(); Uri plugin(m_pluginUri); Node n = index->complete (Triple(plugin, index->expand("vamp:name"), Node())); if (n.type == Node::Literal && n.value != "") { m_pluginName = n.value; } n = index->complete (Triple(plugin, index->expand("dc:description"), Node())); if (n.type == Node::Literal && n.value != "") { m_pluginDescription = n.value; } n = index->complete (Triple(plugin, index->expand("foaf:maker"), Node())); if (n.type == Node::URI || n.type == Node::Blank) { n = index->complete(Triple(n, index->expand("foaf:name"), Node())); if (n.type == Node::Literal && n.value != "") { m_pluginMaker = n.value; } } // If we have a more-information URL for this plugin, then we take // that. Otherwise, a more-information URL for the plugin library // would do nicely. n = index->complete (Triple(plugin, index->expand("foaf:page"), Node())); if (n.type == Node::URI && n.value != "") { m_pluginInfoURL = n.value; } n = index->complete (Triple(Node(), index->expand("vamp:available_plugin"), plugin)); if (n.value != "") { n = index->complete(Triple(n, index->expand("foaf:page"), Node())); if (n.type == Node::URI && n.value != "") { m_pluginInfoURL = n.value; } } return true; } bool PluginRDFDescription::indexOutputs() { Profiler profiler("PluginRDFDescription::indexOutputs"); PluginRDFIndexer *indexer = PluginRDFIndexer::getInstance(); const BasicStore *index = indexer->getIndex(); Uri plugin(m_pluginUri); Nodes outputs = index->match (Triple(plugin, index->expand("vamp:output"), Node())).objects(); if (outputs.empty()) { cerr << "ERROR: PluginRDFDescription::indexURL: NOTE: No outputs defined for <" << m_pluginUri << ">" << endl; return false; } foreach (Node output, outputs) { if ((output.type != Node::URI && output.type != Node::Blank) || output.value == "") { cerr << "ERROR: PluginRDFDescription::indexURL: No valid URI for output " << output << " of plugin <" << m_pluginUri << ">" << endl; return false; } Node n = index->complete(Triple(output, index->expand("vamp:identifier"), Node())); if (n.type != Node::Literal || n.value == "") { cerr << "ERROR: PluginRDFDescription::indexURL: No vamp:identifier for output <" << output << ">" << endl; return false; } QString outputId = n.value; m_outputUriMap[outputId] = output.value; n = index->complete(Triple(output, Uri("a"), Node())); QString outputType; if (n.type == Node::URI) outputType = n.value; n = index->complete(Triple(output, index->expand("vamp:unit"), Node())); QString outputUnit; if (n.type == Node::Literal) outputUnit = n.value; if (outputType.contains("DenseOutput")) { m_outputDispositions[outputId] = OutputDense; } else if (outputType.contains("SparseOutput")) { m_outputDispositions[outputId] = OutputSparse; } else if (outputType.contains("TrackLevelOutput")) { m_outputDispositions[outputId] = OutputTrackLevel; } else { m_outputDispositions[outputId] = OutputDispositionUnknown; } cerr << "output " << output << " -> id " << outputId << ", type " << outputType << ", unit " << outputUnit << ", disposition " << m_outputDispositions[outputId] << endl; if (outputUnit != "") { m_outputUnitMap[outputId] = outputUnit; } n = index->complete(Triple(output, index->expand("dc:title"), Node())); if (n.type == Node::Literal && n.value != "") { m_outputNames[outputId] = n.value; } n = index->complete(Triple(output, index->expand("vamp:computes_event_type"), Node())); cerr << output << " -> computes_event_type " << n << endl; if (n.type == Node::URI && n.value != "") { m_outputEventTypeURIMap[outputId] = n.value; } n = index->complete(Triple(output, index->expand("vamp:computes_feature"), Node())); if (n.type == Node::URI && n.value != "") { m_outputFeatureAttributeURIMap[outputId] = n.value; } n = index->complete(Triple(output, index->expand("vamp:computes_signal_type"), Node())); if (n.type == Node::URI && n.value != "") { m_outputSignalTypeURIMap[outputId] = n.value; } } return true; }