plcopen/instances_path.ysl2
author Edouard Tisserant
Wed, 10 Mar 2021 09:59:18 +0100
changeset 2732 a3f0e4148714
parent 2626 39d78c530cbb
permissions -rw-r--r--
Runtime: Added PostStart methot to PLCObject, called after PLC is started, with all libraries and python object already created, and python extensions "Start" methods being called.
This is called before python thread processing py_eval blocks starts. Example purpose: attach additional ressource to web services
include yslt_noindent.yml2
istylesheet xmlns:ppx="http://www.plcopen.org/xml/tc6_0201"
            xmlns:xhtml="http://www.w3.org/1999/xhtml"
            xmlns:ns="beremiz" 
            extension-element-prefixes="ns" 
            exclude-result-prefixes="ns" {
    
    param "instance_type";
    
    template "text()";
    
    variable "project", "ns:GetProject()";
    
    variable "stdlib", "ns:GetStdLibs()";

    variable "extensions", "ns:GetExtensions()";

    variable "all_types", "($project | $stdlib | $extensions)/ppx:types";

    template "ppx:project" {
        apply "ppx:instances/ppx:configurations/ppx:configuration";
    }
    
    template "ppx:configuration" {
        apply "ppx:globalVars/ppx:variable[ppx:type/ppx:derived] | ppx:resource" {
            with "parent_path" > «@name»
        }
    }
    
    template "ppx:resource" {
        param "parent_path";
        variable "resource_path" > «$parent_path».«@name»
        apply "ppx:globalVars/ppx:variable[ppx:type/ppx:derived] | ppx:pouInstance | ppx:task/ppx:pouInstance" {
            with "parent_path" > «$resource_path»
        }
    }
    
    template "ppx:pouInstance" {
        param "parent_path";
        variable "pou_instance_path" > «$parent_path».«@name»
        choose {
            when "@typeName=$instance_type" {
                value "ns:AddInstance($pou_instance_path)";
            }
            otherwise {
                variable "type_name" > «@typeName»
                apply """$all_types/ppx:pous/ppx:pou[@name=$type_name] | \
                         $all_types/ppx:dataTypes/ppx:dataType[@name=$type_name]""" {
                    with "instance_path" > «$pou_instance_path»
                }
            }
        }
    }
    
    template "ppx:pou" {
        param "instance_path";
        apply "ppx:interface/*/ppx:variable[ppx:type/ppx:derived]" {
            with "parent_path" > «$instance_path»
        }
    }
    
    template "ppx:dataType" {
        param "instance_path","concat('#',@name)";
        apply "ppx:baseType/*[self::ppx:derived or self::ppx:struct or self::ppx:array]" {
            with "variable_path" > «$instance_path»
        }
    }
    
    template "ppx:variable" {
        param "parent_path";
        variable "variable_path" > «$parent_path».«@name»
        apply "ppx:type/ppx:derived" {
            with "variable_path" > «$variable_path»
        }
    }
    
    template "ppx:derived" {
        param "variable_path";
        choose {
            when "@name=$instance_type" {
                value "ns:AddInstance($variable_path)";
            }
            otherwise {
                variable "type_name" > «@name»
                apply """$all_types/ppx:pous/ppx:pou[@name=$type_name] | \
                         $all_types/ppx:dataTypes/ppx:dataType[@name=$type_name]""" {
                    with "instance_path" > «$variable_path»
                }
            }
        }
    }
    
    template "ppx:struct" {
        param "variable_path";
        foreach "ppx:variable[ppx:type/ppx:derived or ppx:type/ppx:struct or ppx:type/ppx:array]" {
            variable "element_path" > «$variable_path».«@name»
            apply "ppx:type/*[self::ppx:derived or self::ppx:struct or self::ppx:array]" {
                with "variable_path" > «$element_path»
            }
        }
    }
    
    template "ppx:array" {
        param "variable_path";
        apply "ppx:baseType/*[self::ppx:derived or self::ppx:struct or self::ppx:array]" {
            with "variable_path" > «$variable_path»
        }
    }
    
}