func parseSignalGraph(text, context string) (job *PasteJob, ok bool) {
xmlsg := backend.XmlSignalGraph{}
_, xmlerr := xmlsg.Read([]byte(text))
if xmlerr != nil {
return
}
for _, l := range xmlsg.Libraries {
_, err := global.LibraryMgr().Access(l.Name)
if err != nil {
fmt.Printf("parseSignalGraph error: referenced library %s not accessible.\n", l.Name)
return
}
}
var njob *NewElementJob
njob = NewElementJobNew(context, eSignalGraph)
job = PasteJobNew()
job.context = context
job.newElements = append(job.newElements, njob)
for _, xmln := range xmlsg.ProcessingNodes {
_, validNodeType := freesp.GetNodeTypeByName(xmln.NType)
if !validNodeType {
fmt.Printf("parseSignalGraph error: node type %s not registered.\n", xmln.NType)
return
}
njob = NewElementJobNew(context, eNode)
njob.input[iNodeName] = xmln.NName
njob.input[iNodeTypeSelect] = xmln.NType
pj := PasteJobNew()
pj.newElements = append(pj.newElements, njob)
job.children = append(job.children, pj)
}
for _, xmln := range xmlsg.InputNodes {
if len(xmln.OutPort) == 0 {
fmt.Printf("parseSignalGraph error: input node has no outports.\n")
return
}
njob = NewElementJobNew(context, eInputNode)
njob.input[iInputNodeName] = xmln.NName
njob.input[iInputTypeSelect] = xmln.OutPort[0].PType // TODO
pj := PasteJobNew()
pj.newElements = append(pj.newElements, njob)
job.children = append(job.children, pj)
}
for _, xmln := range xmlsg.OutputNodes {
if len(xmln.InPort) == 0 {
fmt.Printf("parseSignalGraph error: output node has no inports.\n")
return
}
njob = NewElementJobNew(context, eOutputNode)
njob.input[iOutputNodeName] = xmln.NName
njob.input[iOutputTypeSelect] = xmln.InPort[0].PType // TODO
pj := PasteJobNew()
pj.newElements = append(pj.newElements, njob)
job.children = append(job.children, pj)
}
ok = true
return
}
