beremiz

fix problem when Beremiz is running without matiec installed

2017-08-25, Andrey Skvortsov
492e2cd6157e
fix problem when Beremiz is running without matiec installed

set matiec settings only once on first use of ProjectController class and give
user-friendly message on compilation about missing matiec
installation.


Traceback (most recent call last):
File "Beremiz.py", line 197, in
beremiz.Start()
File "Beremiz.py", line 192, in Start
self.CreateApplication()
File "Beremiz.py", line 130, in CreateApplication
self.BackgroundInitialization()
File "Beremiz.py", line 137, in BackgroundInitialization
self.ImportModules()
File "Beremiz.py", line 176, in ImportModules
import BeremizIDE
File
"BeremizIDE.py", line 76, in
from ProjectController import ProjectController, GetAddMenuItems,
MATIEC_ERROR_MODEL, ITEM_CONFNODE
File
"ProjectController.py", line 177, in
iec2c_cfg = Iec2CSettings()
File
"ProjectController.py", line 101, in __init__
self.ieclib_c_path = self.findLibCPath()
File
"ProjectController.py", line 135, in findLibCPath
os.path.join(self.ieclib_path, "C"),
File "/usr/lib/python2.7/posixpath.py", line 70, in join
elif path == '' or path.endswith('/'):
AttributeError: 'NoneType' object has no attribute 'endswith'
include yslt.yml2
estylesheet xmlns:ppx="http://www.plcopen.org/xml/tc6_0201"
xmlns:xhtml="http://www.w3.org/1999/xhtml"
xmlns:ns="var_infos_ns"
extension-element-prefixes="ns"
exclude-result-prefixes="ns" {
param "tree";
template "text()";
variable "project" {
copy "document('project')/project/*";
}
variable "stdlib" {
copy "document('stdlib')/stdlib/*";
}
variable "extensions" {
copy "document('extensions')/extensions/*";
}
template "ppx:configuration" {
apply "ppx:globalVars";
}
template "ppx:resource" {
apply "ppx:globalVars";
}
template "ppx:pou" {
apply "ppx:interface/*";
}
template "ppx:returnType" {
value "ns:AddTree()";
apply ".", mode="var_type";
}
function "variables_infos" {
param "var_class";
variable "var_option" {
choose {
when "@constant='true' or @constant='1'" > Constant
when "@retain='true' or @retain='1'" > Retain
when "@nonretain='true' or @nonretain='1'" > Non-Retain
}
}
foreach "ppx:variable" {
variable "initial_value" {
apply "ppx:initialValue";
}
variable "edit" {
choose {
when "$var_class='Global' or $var_class='External'" > true
otherwise {
apply "ppx:type", mode="var_edit";
}
}
}
value "ns:AddTree()";
apply "ppx:type", mode="var_type";
value "ns:AddVariable(@name, $var_class, $var_option, @address, $initial_value, $edit, ppx:documentation/xhtml:p/text())";
}
}
template "ppx:localVars" {
call "variables_infos" {
with "var_class" > Local
}
}
template "ppx:globalVars" {
call "variables_infos" {
with "var_class" > Global
}
}
template "ppx:externalVars" {
call "variables_infos" {
with "var_class" > External
}
}
template "ppx:tempVars" {
call "variables_infos" {
with "var_class" > Temp
}
}
template "ppx:inputVars" {
call "variables_infos" {
with "var_class" > Input
}
}
template "ppx:outputVars" {
call "variables_infos" {
with "var_class" > Output
}
}
template "ppx:inOutVars" {
call "variables_infos" {
with "var_class" > InOut
}
}
template "ppx:pou", mode="var_type" {
apply "ppx:interface/*[self::ppx:inputVars or self::ppx:inOutVars or self::ppx:outputVars]/ppx:variable", mode="var_type";
}
template "ppx:variable", mode="var_type" {
variable "name" > «@name»
value "ns:AddTree()";
apply "ppx:type", mode="var_type";
value "ns:AddVarToTree($name)";
}
template "ppx:dataType", mode="var_type" {
apply "ppx:baseType", mode="var_type";
}
template "*[self::ppx:type or self::ppx:baseType or self::ppx:returnType]/ppx:struct", mode="var_type" {
apply "ppx:variable", mode="var_type";
}
template "*[self::ppx:type or self::ppx:baseType or self::ppx:returnType]/ppx:derived", mode="var_type" {
variable "type_name" > «@name»
choose {
when "$tree='True'" {
apply """exsl:node-set($project)/ppx:project/ppx:types/ppx:pous/ppx:pou[@name=$type_name] |
exsl:node-set($project)/ppx:project/ppx:types/ppx:dataTypes/ppx:dataType[@name=$type_name] |
exsl:node-set($stdlib)/ppx:project/ppx:types/ppx:pous/ppx:pou[@name=$type_name] |
exsl:node-set($stdlib)/ppx:project/ppx:types/ppx:dataTypes/ppx:dataType[@name=$type_name] |
exsl:node-set($extensions)/ppx:project/ppx:types/ppx:pous/ppx:pou[@name=$type_name] |
exsl:node-set($extensions)/ppx:project/ppx:types/ppx:dataTypes/ppx:dataType[@name=$type_name]""", mode="var_type";
}
}
value "ns:SetType($type_name)";
}
template "*[self::ppx:type or self::ppx:baseType or self::ppx:returnType]/ppx:array", mode="var_type" {
apply "ppx:baseType", mode="var_type";
foreach "ppx:dimension" {
variable "lower" > «@lower»
variable "upper" > «@upper»
value "ns:AddDimension($lower, $upper)";
}
}
template "*[self::ppx:type or self::ppx:baseType or self::ppx:returnType]/ppx:string", mode="var_type" {
variable "name" > STRING
value "ns:SetType($name)";
}
template "*[self::ppx:type or self::ppx:baseType or self::ppx:returnType]/ppx:wstring", mode="var_type" {
variable "name" > WSTRING
value "ns:SetType($name)";
}
template "*[self::ppx:type or self::ppx:baseType or self::ppx:returnType]/*", mode="var_type" {
variable "name" > «local-name()»
value "ns:SetType($name)";
}
template "*[self::ppx:type or self::ppx:baseType or self::ppx:returnType]/ppx:derived", mode="var_edit" {
variable "type_name" > «@name»
variable "pou_infos" {
copy """exsl:node-set($project)/ppx:project/ppx:types/ppx:pous/ppx:pou[@name=$type_name] |
exsl:node-set($stdlib)/ppx:project/ppx:types/ppx:pous/ppx:pou[@name=$type_name] |
exsl:node-set($extensions)/ppx:project/ppx:types/ppx:pous/ppx:pou[@name=$type_name]""";
}
choose {
when "$pou_infos != ''" > false
otherwise > true
}
}
template "*[self::ppx:type or self::ppx:baseType or self::ppx:returnType]/*", mode="var_edit" {
> true
}
template "ppx:value" {
choose {
when "@repetitionValue" {
> «@repetitionValue»(
apply;
> )
}
when "@member" {
> «@member» :=
apply;
}
otherwise {
apply;
}
}
}
template "ppx:simpleValue" {
> «@value»
}
function "complex_type_value" {
param "start_bracket";
param "end_bracket";
> «$start_bracket»
foreach "ppx:value" {
apply ".";
choose {
when "position()!=last()" > ,
}
}
> «$end_bracket»
}
template "ppx:arrayValue" {
call "complex_type_value" {
with "start_bracket" > [
with "end_bracket" > ]
}
}
template "ppx:structValue" {
call "complex_type_value" {
with "start_bracket" > (
with "end_bracket" > )
}
}
}