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|
=begin
/***************************************************************************
soprano.rb - Soprano SPARQL queries over DBus
-------------------
begin : Fri March 14 2008
copyright : (C) 2008 by Richard Dale
email : richard.j.dale@gmail.com
***************************************************************************/
/***************************************************************************
* *
* 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. *
* *
***************************************************************************/
=end
module Soprano
module Internal
def self.init_all_classes
# Qt::Internal::add_normalize_proc(Proc.new do |classname|
# if classname =~ /^Soprano/
# now = classname.sub(/^Soprano?(?=[A-Z])/,'Soprano::')
# end
# now
# end)
getClassList.each do |c|
classname = Qt::Internal::normalize_classname(c)
id = Qt::Internal::findClass(c);
Qt::Internal::insert_pclassid(classname, id)
Qt::Internal::cpp_names[classname] = c
klass = Qt::Internal::isQObject(c) ? Qt::Internal::create_qobject_class(classname, Soprano) \
: Qt::Internal::create_qt_class(classname, Soprano)
Qt::Internal::classes[classname] = klass unless klass.nil?
end
end
end
class Node < Qt::Base
def type(*args)
method_missing(:type, *args)
end
def inspect
str = super
case type.to_i
when Soprano::Node::EmptyNode:
str.sub(/>$/, " %s>" % "(empty)")
when Soprano::Node::ResourceNode:
str.sub(/>$/, " <%s>>" % uri.toString)
when Soprano::Node::LiteralNode:
if literal.isString && language
str.sub(/>$/, ' "%s"@%s>' % [literal.toString, language])
else
str.sub(/>$/, ' "%s"^^<%s>>' % [literal.toString, literal.dataTypeUri.toString])
end
when Soprano::Node::BlankNode:
str.sub(/>$/, " _:%s>" % identifier)
end
end
def pretty_print(pp)
str = to_s
case type.to_i
when Soprano::Node::EmptyNode:
pp.text str.sub(/>$/, " %s>" % "(empty)")
when Soprano::Node::ResourceNode:
pp.text str.sub(/>$/, " <%s>>" % uri.toString)
when Soprano::Node::LiteralNode:
if literal.isString && language
pp.text str.sub(/>$/, ' "%s"@%s>' % [literal.toString, language])
else
pp.text str.sub(/>$/, ' "%s"^^<%s>>' % [literal.toString, literal.dataTypeUri.toString])
end
when Soprano::Node::BlankNode:
pp.text str.sub(/>$/, " _:%s>" % identifier)
end
end
def self.demarshall(arg)
arg.beginStructure
type = Qt::Integer.new
value = ""
language = ""
dataTypeUri = ""
arg >> type >> value >> language >> dataTypeUri
case type.to_i
when Soprano::Node::EmptyNode:
node = Soprano::Node.new
when Soprano::Node::ResourceNode:
node = Soprano::Node.new(Qt::Url.new(value))
when Soprano::Node::LiteralNode:
node = Soprano::Node.new(Soprano::LiteralValue.fromString(value, Qt::Url.new(dataTypeUri)), language)
when Soprano::Node::BlankNode:
node = Soprano::Node.new(value)
else
node = Soprano::Node.new
end
arg.endStructure
return node
end
end
class Statement < Qt::Base
def inspect
str = super
str.sub(/>$/, " valid?=%s, subject=%s, predicate=%s, object=%s, context=%s>" %
[isValid, subject.inspect, predicate.inspect, object.inspect, context.inspect])
end
def pretty_print(pp)
str = to_s
pp.text str.sub(/>$/, " valid?=%s,\n subject=%s,\n predicate=%s,\n object=%s,\n context=%s>" %
[isValid, subject.inspect, predicate.inspect, object.inspect, context.inspect])
end
def self.demarshall(arg)
arg.beginStructure
subject = Soprano::Node.demarshall(arg)
predicate = Soprano::Node.demarshall(arg)
object = Soprano::Node.demarshall(arg)
context = Soprano::Node.demarshall(arg)
statement = Soprano::Statement.new(subject, predicate, object, context)
arg.endStructure
return statement
end
end
class BindingSet < Qt::Base
def self.demarshall(arg)
set = {}
arg.beginStructure
arg.beginMap
while !arg.atEnd
arg.beginMapEntry
name = ""
arg >> name
node = Soprano::Node.demarshall(arg)
arg.endMapEntry
set[name.to_sym] = node
end
arg.endMap
arg.endStructure
return set
end
def [](v)
value(v.to_s)
end
end
class NodeIterator < Qt::Base
include Enumerable
def each
allNodes.each do |node|
yield node
end
end
end
class StatementIterator < Qt::Base
include Enumerable
def each
allStatements.each do |statement|
yield statement
end
end
end
class QueryResultIterator < Qt::Base
include Enumerable
def each
allBindings.each do |bindingSet|
yield bindingSet
end
end
end
class StorageModel < Qt::Base
# executeQuery() is a pure virtual method with an optional
# arg. This isn't supported by the smoke code generation
# yet, so cater for the optional arg here for now
def executeQuery(*args)
if args.length == 2
super(args[0], args[1], nil)
else
super
end
end
end
class Client < Qt::Base
class DBusNodeIterator < Qt::Base
include Enumerable
def each
allNodes.each do |node|
yield node
end
end
end
class DBusStatementIterator < Qt::Base
include Enumerable
def each
allStatements.each do |statement|
yield statement
end
end
end
class DBusQueryResultIterator < Qt::Base
include Enumerable
def each
allBindings.each do |bindingSet|
yield bindingSet
end
end
end
end
end
# kate: space-indent on; indent-width 2; replace-tabs on; mixed-indent off;
|