def statementAddedSlot(self, statement):
predicateUri = statement.predicate().uri()
predicate = Nepomuk.Types.Property(predicateUri)
#if the range of the predicate is a literal, return
if not predicate.range().isValid():
return
#the table doesn't display type relations
if predicateUri == Soprano.Vocabulary.RDF.type():
return
subjectUri = statement.subject().uri()
objectUri = statement.object().uri()
if self.resource and subjectUri == self.resource.resourceUri():
#check that the object is a resource, not a literal
#TODO: improve this check
if str(objectUri.toString()).find(
"http://www.w3.org/2001/XMLSchema#") < 0:
object = Nepomuk.Resource(objectUri)
self.table.model().sourceModel().addRelation(
predicate, object, True)
elif self.resource and objectUri == self.resource.resourceUri():
subject = Nepomuk.Resource(subjectUri)
self.table.model().sourceModel().addRelation(
predicate, subject, False)
def findRelations(uri):
resource = Nepomuk.Resource(uri)
relations = dict()
props = resource.properties()
for prop in props:
if props[prop].isResourceList():
relations[prop.toString()] = set(props[prop].toResourceList())
elif props[prop].isResource():
relations[prop.toString()] = set([props[prop].toResource()])
props = resourceTypesProperties(resource)
for property in props:
irel = Nepomuk.ResourceManager.instance().allResourcesWithProperty(
property.uri(), Nepomuk.Variant(resource))
if len(irel) > 0 and relations.has_key(property.uri().toString()):
relations[property.uri().toString()] = relations[
property.uri().toString()].union(irel)
elif len(irel) > 0:
relations[property.uri().toString()] = set(irel)
#TODO: the dict should directly contain property objects, and compare them properly
#see how to give the dict a good hash function for properties (based on the comparison of their uri)
newrelations = dict()
for key in relations.keys():
prop = Nepomuk.Types.Property(QUrl(key))
newrelations[prop] = relations[key]
return newrelations
def setModelData(self, editor, model, index):
if index.column() == 0:
sindex = self.table.table.model().mapToSource(index)
cindex = editor.currentIndex()
relation = index.model().sourceModel().relations[sindex.row()]
predicate = relation[0]
direct = relation[2]
if direct:
subject = self.table.resource
object = relation[1]
else:
subject = relation[1]
object = self.table.resource
newPredicate = self.sortedProps[cindex][0]
if newPredicate.uri().toString() != predicate.uri().toString():
self.table.setCursor(Qt.WaitCursor)
subject.addProperty(newPredicate.uri(),
Nepomuk.Variant(object.resourceUri()))
subject.removeProperty(predicate.uri(),
Nepomuk.Variant(object.resourceUri()))
self.table.unsetCursor()
#don't do that since the model gets already updated through signal emission
#index.model().sourceModel().relations[index.row()] = (newPredicate, object, direct)
else:
QItemDelegate.setModelData(self, editor, model, index)
def updateFields(self):
super(PropertyEditorUi, self).updateFields()
if self.editor.resource:
domainUri = QUrl(
self.editor.resource.property(
Soprano.Vocabulary.RDFS.domain()).toString())
domainResource = Nepomuk.Resource(domainUri)
self.domain.setText(domainResource.genericLabel())
rangeUri = QUrl(
self.editor.resource.property(
Soprano.Vocabulary.RDFS.range()).toString())
if str(rangeUri.toString()).find(
"http://www.w3.org/2001/XMLSchema") == 0:
self.isLiteral.setChecked(True)
idx = self.literalBox.findData(QVariant(rangeUri.toString()))
if idx > 0:
self.literalBox.setCurrentIndex(idx)
else:
self.isLiteral.setChecked(False)
rangeResource = Nepomuk.Resource(rangeUri)
self.range.setText(rangeResource.genericLabel())
self.stack.setCurrentWidget(self.rangeClassWidget)
else:
domainResource = Nepomuk.Resource(self.editor.domainUri)
self.domain.setText(domainResource.genericLabel())
def findInverseRelationsTemp(uri):
resource = Nepomuk.Resource(uri)
relations = dict()
props = resourceTypesProperties(resource)
for property in props:
#skip the RDF.type() property, otherwise for classes we get all their instances
if property.uri() == Soprano.Vocabulary.RDF.type():
continue
irel = Nepomuk.ResourceManager.instance().allResourcesWithProperty(
property.uri(), Nepomuk.Variant(resource))
if len(irel) > 0 and relations.has_key(property.uri().toString()):
relations[property.uri().toString()] = relations[
property.uri().toString()].union(irel)
elif len(irel) > 0:
relations[property.uri().toString()] = set(irel)
#TODO: the dict should directly contain property objects, and compare them properly
#see how to give the dict a good hash function for properties (based on the comparison of their uri)
newrelations = dict()
for key in relations.keys():
prop = Nepomuk.Types.Property(QUrl(key))
newrelations[prop] = relations[key]
return newrelations
def tag_danbooru_item(filename, tags, blacklist=None, board_url=None):
"""Tag a file using a specific :class:`DanbooruItem` tags."""
resource_manager = Nepomuk.ResourceManager.instance()
if not resource_manager.initialized():
# Nepomuk not running - bail out
return
absolute_path = QtCore.QFileInfo(filename).absoluteFilePath()
resource = Nepomuk.File(KUrl(absolute_path))
for tag in tags:
if blacklist is not None and tag in blacklist:
continue
nepomuk_tag = Nepomuk.Tag(tag)
nepomuk_tag.setLabel(tag)
resource.addTag(nepomuk_tag)
if board_url is not None:
website_resource = Nepomuk.Resource(board_url)
website_resource.addType(Nepomuk.Vocabulary.NFO.Website())
website_resource.setLabel(board_url.prettyUrl())
resource.setDescription(
i18n("Retrieved from %1").arg(board_url.prettyUrl()))
resource.addIsRelated(website_resource)
def statementRemovedSlot(self, statement):
predicateUri = statement.predicate().uri()
predicate = Nepomuk.Types.Property(predicateUri)
if not predicate.range().isValid():
return
subjectUri = statement.subject().uri()
objectUri = statement.object().uri()
subject = Nepomuk.Resource(subjectUri)
object = Nepomuk.Resource(objectUri)
if self.resource == subject or self.resource == object:
self.table.model().sourceModel().removeRelation(
subject, predicate, object)
def getFileResource(path):
absolutePath = os.path.abspath(path)
name = os.path.basename(path)
url = "file://" + absolutePath
file = Nepomuk.Resource(QUrl(url))
# print file.isValid()
if len(file.resourceUri().toString()) == 0:
file.setProperty(NIE.url, Nepomuk.Variant(QUrl(url)))
file.setProperty(NFO.fileName, Nepomuk.Variant(name))
file.setLabel(name)
return file
def save(self):
super(ContactEditor, self).save()
self.resource.setProperty(
NCO.nameGiven, Nepomuk.Variant(unicode(self.ui.firstname.text())))
self.resource.setProperty(
NCO.nameFamily, Nepomuk.Variant(unicode(self.ui.lastname.text())))
self.resource.setProperty(NCO.emailAddress,
Nepomuk.Variant(self.ui.email.text()))
self.resource.setProperty(NCO.phoneNumber,
Nepomuk.Variant(self.ui.phone.text()))
self.ui.updateFields()
def onTypeFilterChanged(self):
action = self.sender()
nepomukType = action.property("nepomukType")
self.typeUri = QUrl(nepomukType.toString())
label = nepomukType.toString()
label = unicode(label)
if self.typeUri == Soprano.Vocabulary.RDFS.Resource():
label = i18n("All")
elif label.find("#") > 0:
label = label[label.find("#") + 1:]
if label == "FileDataObject":
label = "File"
elif label == "TextDocument":
label = "File"
#return a QString instead of a str for the proxy model, which handles only QString
elif label.find("nepomuk:/") == 0:
#this is a custom type, we need to get the label of the ressource
typeResource = Nepomuk.Resource(label)
label = typeResource.genericLabel()
else:
label = label[label.rfind("/") + 1:]
self.typeFilterButton.setText(i18n(label))
self.searchMatchingItems()
def itemAt(self, index):
resource = self.resources[index.row()]
column = index.column()
if column == 0:
return resource.genericLabel()
elif column == 1:
return resource.property(
Soprano.Vocabulary.NAO.lastModified()).toDateTime()
elif column == 2:
for type in resource.types():
if type != Soprano.Vocabulary.RDFS.Resource():
label = type.toString()
label = unicode(label)
if label.find("#") > 0:
label = label[label.find("#") + 1:]
if label == "FileDataObject":
label = "File"
elif label == "TextDocument":
label = "File"
#return a QString instead of a str for the proxy model, which handles only QString
elif label.find("nepomuk:/") == 0:
#this is a custom type, we need to get the label of the ressource
typeResource = Nepomuk.Resource(label)
label = typeResource.genericLabel()
else:
label = label[label.rfind("/") + 1:]
return QString(label)
def findRelateds(uri):
resource = Nepomuk.Resource(uri)
related = set(resource.isRelateds())
relatedInverse = set(resource.isRelatedOf())
pimoRelated = resource.property(PIMO.isRelated)
urls = pimoRelated.toUrlList()
for elt in urls:
related.add(Nepomuk.Resource(elt))
pimoRelatedInverse = Nepomuk.ResourceManager.instance(
).allResourcesWithProperty(PIMO.isRelated, Nepomuk.Variant(resource))
relations = related.union(relatedInverse).union(pimoRelatedInverse)
return relations
def scrap1():
url = QUrl("nepomuk:/res/a8b8ed53-3f5e-4199-b824-f7f0360408c5")
res = Nepomuk.Resource(url)
print res
print res.genericIcon()
print "finishing"
def processAction(self, key, propvalue):
if key == COPY_TO_CLIPBOARD:
clipboard = QApplication.clipboard()
clipboard.setText(propvalue[1].toString())
elif key == ADD_PROPERTY:
elt = (Soprano.Vocabulary.RDFS.comment(), Nepomuk.Variant(""))
self.table.model().sourceModel().addProperty(elt)
def save(self):
super(WebsiteEditor, self).save()
self.resource.setProperty(NIE.url, Nepomuk.Variant(QUrl(unicode(self.ui.url.text()))))
self.ui.updateFields()
def statementAddedSlot(self, statement):
predicate = statement.predicate().uri()
if predicate == soprano.Soprano.Vocabulary.RDF.type():
object = statement.object().uri()
if object == self.nepomukType:
subject = statement.subject().uri()
newresource = Nepomuk.Resource(subject)
self.addResource(newresource)
def createResource(label, nepomukType):
newResource = Nepomuk.Resource()
newResource.setLabel(label)
#res.setDescription("")
types = newResource.types()
types.append(nepomukType)
newResource.setTypes(types)
return newResource
def addSendMailAction(self):
for item in self.selectedResources:
res = Nepomuk.Resource(item)
#TODO: check that the NCO.emailAddress property is not void
if not NCO.PersonContact in res.types():
return
action = QAction(i18n("&Write e-mail to"), self)
action.setProperty("key", QVariant(WRITE_EMAIL))
self.addAction(action)
def newEntityHandler(self, entityUri, occurrences):
resource = Nepomuk.Resource(entityUri)
label = u"%s" % resource.genericLabel()
relevance = occurrences[0][2]
print "%s [%s] [%s]" % (label, entityUri, relevance)
#if self.text.find(label) >=0:
if relevance >= 0.9:
if resource != self.resource and resource not in self.relations and resource not in self.model.resources:
self.addResource(resource)
def setModelData(self, editor, model, index):
if index.column() == 0:
sindex = self.table.table.model().mapToSource(index)
cindex = editor.currentIndex()
predicateUrl = index.model().sourceModel().data[sindex.row()][0]
value = index.model().sourceModel().data[sindex.row()][1]
newPredicate = self.sortedProps[cindex][0]
if newPredicate.uri() != predicateUrl:
self.table.setCursor(Qt.WaitCursor)
self.table.resource.addProperty(newPredicate.uri(), Nepomuk.Variant(value))
self.table.resource.removeProperty(predicateUrl, Nepomuk.Variant(value))
self.table.unsetCursor()
#here we need to update the model since it won't get updated by signal emission
index.model().sourceModel().data[sindex.row()] = (newPredicate.uri(), value)
elif index.column() == 1:
sindex = self.table.table.model().mapToSource(index)
predicateUrl = index.model().sourceModel().data[sindex.row()][0]
value = index.model().sourceModel().data[sindex.row()][1]
#TODO: fix that (class comparison won't work since QSpinBox.__class__ is a pyqtWrapperType
if str(editor.__class__) in ("<class 'PyQt4.QtGui.QSpinBox'>", "<class 'PyQt4.QtGui.QDoubleSpinBox'>"):
newValue = editor.value()
elif str(editor.__class__) == "<class 'PyQt4.QtGui.QDateEdit'>":
newValue = editor.date()
elif str(editor.__class__) == "<class 'PyQt4.QtGui.QDateTimeEdit'>":
newValue = editor.dateTime()
elif str(editor.__class__) == "<class 'PyQt4.QtGui.QLineEdit'>":
newValue = editor.text()
self.table.setCursor(Qt.WaitCursor)
self.table.resource.addProperty(predicateUrl, Nepomuk.Variant(newValue))
self.table.resource.removeProperty(predicateUrl, Nepomuk.Variant(value))
self.table.unsetCursor()
#here we need to update the model since it won't get updated by signal emission
index.model().sourceModel().data[sindex.row()] = (predicateUrl, Nepomuk.Variant(newValue))
def hasLiteralRange(pptyUrl):
propResource = Nepomuk.Resource(pptyUrl)
rangeValue = str(
propResource.property(Soprano.Vocabulary.RDFS.range()).toString())
if rangeValue.find("http://www.w3.org/2001/XMLSchema#") == 0:
return True
if rangeValue.find("http://www.w3.org/2000/01/rdf-schema#Literal") == 0:
return True
return False
def addExternalOpenAction(self):
if len(self.selectedResources) == 1:
resource = Nepomuk.Resource(self.selectedResources[0])
if resource and NFO.FileDataObject in resource.types():
action = QAction(i18n("Open &file"), self)
action.setProperty("key", QVariant(OPEN_FILE))
self.addAction(action)
if resource and NFO.Website in resource.types():
action = QAction(i18n("Open &page"), self)
action.setProperty("key", QVariant(OPEN_PAGE))
self.addAction(action)
def queryNextReadySlot(self, query):
node = query.binding("r")
resource = Nepomuk.Resource(node.uri())
self.addResource(resource)
#TODO: find the proper way
if self.resourcestable and self.resourcestable.dialog and self.resourcestable.dialog.__class__ == getClass(
"ginkgo.dialogs.livesearchdialog.LiveSearchDialog"):
if not self.resourcestable.table.selectionModel().hasSelection():
self.resourcestable.table.selectionModel().clearSelection()
self.resourcestable.table.selectRow(0)
query.next()
def updateRangeLiteral(self):
#save the resource to create it if it doesn't exist yet
if not self.resource:
self.save()
idx = self.ui.literalBox.currentIndex()
data = self.ui.literalBox.itemData(idx)
literalTypeUri = QUrl(data.toString())
self.mainWindow.setCursor(Qt.WaitCursor)
self.resource.setProperty(Soprano.Vocabulary.RDFS.range(),
Nepomuk.Variant(literalTypeUri))
self.ui.updateFields()
self.mainWindow.unsetCursor()
def save(self):
#TODO: validate that name trimmed is not empty
super(TaskEditor, self).save()
priority = TMO.TMO_Instance_Priority_Medium
if self.ui.lowPriority.isChecked():
priority = TMO.TMO_Instance_Priority_Low
elif self.ui.highPriority.isChecked():
priority = TMO.TMO_Instance_Priority_High
state = TMO.TMO_Instance_TaskState_New
if self.ui.stateRunning.isChecked():
state = TMO.TMO_Instance_TaskState_Running
elif self.ui.stateCompleted.isChecked():
state = TMO.TMO_Instance_TaskState_Completed
dueDate = None
if self.ui.dateBox.isChecked():
dueDate = self.ui.dueDate.date()
self.resource.setLabel(self.ui.label.text())
self.resource.setProperty(TMO.priority, Nepomuk.Variant(priority))
self.resource.setProperty(TMO.taskState, Nepomuk.Variant(state))
if dueDate:
self.resource.setProperty(TMO.dueDate, Nepomuk.Variant(dueDate))
else:
self.resource.removeProperty(TMO.dueDate)
if self.superTask is not None:
self.resource.removeProperty(TMO.superTask)
self.resource.setProperty(TMO.superTask,
Nepomuk.Variant(self.superTask))
self.mainWindow.emit(SIGNAL('taskHierarchyUpdated'))
else:
#TODO: distinguish between the old and the new task attributes
self.resource.removeProperty(TMO.superTask)
self.mainWindow.emit(SIGNAL('taskHierarchyUpdated'))
def itemAt(self, index):
column = index.column()
if column == 0:
propname = self.data[index.row()][0]
propertyResource = Nepomuk.Resource(QUrl(propname))
return propertyResource.genericLabel()
#if propname.find("#") > 0:
# propname = propname[propname.find("#") + 1:]
#return propname
elif column == 1:
value = self.data[index.row()][1]
if value:
return value.toString()
return ""
def do_soprano():
from PyKDE4.nepomuk import Nepomuk
print "0"
from PyKDE4.soprano import Soprano
fileName = 'test'
manager = Nepomuk.ResourceManager.instance()
print manager
resource = Nepomuk.Resource('file://%s' % fileName,
Soprano.Vocabulary.Xesam.File())
resource.setTags([]) # Nepomuk.Tag( tag ) for tag in tags
resource.setRating(max(rating, 0))
resource.setDescription(description)
print resource
def findInverseRelations(uri):
sparql = "select * where {?s ?p <%s>}" % uri
#TODO: use the query API
model = Nepomuk.ResourceManager.instance().mainModel()
iter = model.executeQuery(sparql, Soprano.Query.QueryLanguageSparql)
data = []
while iter.next():
bindingSet = iter.current()
subject = Nepomuk.Resource(bindingSet.value("s").uri())
predicate = Nepomuk.Types.Property(bindingSet.value("p").uri())
data.append((subject, predicate))
return data
def scrap():
labelTerm = Nepomuk.Query.ComparisonTerm(
Nepomuk.Types.Property(Soprano.Vocabulary.NAO.prefLabel()),
Nepomuk.Query.LiteralTerm(Soprano.LiteralValue("Alex")),
Nepomuk.Query.ComparisonTerm.Contains)
labelTerm.setVariableName("label")
#query = Nepomuk.Query.Query(labelTerm)
nepomukType = Nepomuk.Types.Class(NCO.Contact)
typeTerm = Nepomuk.Query.ResourceTypeTerm(nepomukType)
query = Nepomuk.Query.Query(typeTerm)
data = findResources(query.toSparqlQuery())
for elt in data:
elt.addProperty(Soprano.Vocabulary.RDF.type(),
Nepomuk.Variant(NCO.PersonContact))
def findResourcesByLabelSync(label):
queryString = "select distinct ?r, ?label where { ?r <http://www.semanticdesktop.org/ontologies/2007/08/15/nao#prefLabel> ?label . FILTER regex(?label, \"%s\", \"i\") }" % label
model = Nepomuk.ResourceManager.instance().mainModel()
iter = model.executeQuery(queryString, Soprano.Query.QueryLanguageSparql)
bindingNames = iter.bindingNames()
data = []
while iter.next():
bindingSet = iter.current()
for i in range(len(bindingNames)):
v = bindingSet.value(bindingNames[i])
if not v.isLiteral():
resource = Nepomuk.Resource(v.uri())
data.append(resource)
else:
value = v.literal().toString()
return data
