author | Andrey Skvortsov <andrej.skvortzov@gmail.com> |
Fri, 06 Oct 2017 17:52:34 +0300 | |
changeset 1850 | 614396cbffbf |
parent 1847 | 6198190bc121 |
child 1853 | 47a3f39bead0 |
permissions | -rw-r--r-- |
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#!/usr/bin/env python |
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# -*- coding: utf-8 -*- |
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# This file is part of Beremiz, a Integrated Development Environment for |
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# programming IEC 61131-3 automates supporting plcopen standard and CanFestival. |
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# |
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# Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD |
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# |
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# See COPYING file for copyrights details. |
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# |
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# This program is free software; you can redistribute it and/or |
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# modify it under the terms of the GNU General Public License |
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# as published by the Free Software Foundation; either version 2 |
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# of the License, or (at your option) any later version. |
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# |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with this program; if not, write to the Free Software |
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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import string |
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import re |
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from collections import OrderedDict |
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from plcopen import LoadProject |
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from definitions import * |
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TypeHierarchy = dict(TypeHierarchy_list) |
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def IsOfType(type, reference): |
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""" |
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Returns true if the given data type is the same that "reference" meta-type or one of its types. |
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""" |
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if reference is None: |
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return True |
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elif type == reference: |
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return True |
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else: |
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parent_type = TypeHierarchy[type] |
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if parent_type is not None: |
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return IsOfType(parent_type, reference) |
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return False |
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def GetSubTypes(type): |
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""" |
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Returns list of all types that correspont to the ANY* meta type |
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""" |
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return [typename for typename, _parenttype in TypeHierarchy.items() if not typename.startswith("ANY") and IsOfType(typename, type)] |
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DataTypeRange = dict(DataTypeRange_list) |
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""" |
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Ordered list of common Function Blocks defined in the IEC 61131-3 |
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Each block have this attributes: |
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- "name" : The block name |
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- "type" : The block type. It can be "function", "functionBlock" or "program" |
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- "extensible" : Boolean that define if the block is extensible |
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- "inputs" : List of the block inputs |
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- "outputs" : List of the block outputs |
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- "comment" : Comment that will be displayed in the block popup |
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- "generate" : Method that generator will call for generating ST block code |
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Inputs and outputs are a tuple of characteristics that are in order: |
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- The name |
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- The data type |
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- The default modifier which can be "none", "negated", "rising" or "falling" |
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""" |
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StdBlckLibs = {libname: LoadProject(tc6fname)[0] |
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for libname, tc6fname in StdTC6Libs} |
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StdBlckLst = [{"name": libname, "list": |
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[GetBlockInfos(pous) for pous in lib.getpous()]} |
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for libname, lib in StdBlckLibs.iteritems()] |
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|
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# ------------------------------------------------------------------------------- |
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# Test identifier |
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# ------------------------------------------------------------------------------- |
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IDENTIFIER_MODEL = re.compile( |
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"(?:%(letter)s|_(?:%(letter)s|%(digit)s))(?:_?(?:%(letter)s|%(digit)s))*$" % |
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{"letter": "[a-zA-Z]", "digit": "[0-9]"}) |
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def TestIdentifier(identifier): |
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""" |
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Test if identifier is valid |
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""" |
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return IDENTIFIER_MODEL.match(identifier) is not None |
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|
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# ------------------------------------------------------------------------------- |
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# Standard functions list generation |
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# ------------------------------------------------------------------------------- |
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def csv_file_to_table(file): |
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""" |
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take a .csv file and translate it it a "csv_table" |
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""" |
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return [map(string.strip, line.split(';')) for line in file.xreadlines()] |
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def find_section(section_name, table): |
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""" |
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seek into the csv table to a section ( section_name match 1st field ) |
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return the matching row without first field |
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""" |
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fields = [None] |
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while fields[0] != section_name: |
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fields = table.pop(0) |
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return fields[1:] |
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def get_standard_funtions_input_variables(table): |
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""" |
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extract the standard functions standard parameter names and types... |
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return a { ParameterName: Type, ...} |
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""" |
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variables = find_section("Standard_functions_variables_types", table) |
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standard_funtions_input_variables = {} |
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fields = [True, True] |
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while fields[1]: |
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fields = table.pop(0) |
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variable_from_csv = dict([(champ, val) for champ, val in zip(variables, fields[1:]) if champ != '']) |
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standard_funtions_input_variables[variable_from_csv['name']] = variable_from_csv['type'] |
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return standard_funtions_input_variables |
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def csv_input_translate(str_decl, variables, base): |
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""" |
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translate .csv file input declaration into PLCOpenEditor interessting values |
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in : "(ANY_NUM, ANY_NUM)" and { ParameterName: Type, ...} |
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return [("IN1","ANY_NUM","none"),("IN2","ANY_NUM","none")] |
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""" |
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decl = str_decl.replace('(', '').replace(')', '').replace(' ', '').split(',') |
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params = [] |
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len_of_not_predifined_variable = len([True for param_type in decl if param_type not in variables]) |
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for param_type in decl: |
146 |
if param_type in variables.keys(): |
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147 |
param_name = param_type |
|
148 |
param_type = variables[param_type] |
|
149 |
elif len_of_not_predifined_variable > 1: |
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param_name = "IN%d" % base |
814 | 151 |
base += 1 |
152 |
else: |
|
153 |
param_name = "IN" |
|
154 |
params.append((param_name, param_type, "none")) |
|
155 |
return params |
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158 |
def get_standard_funtions(table): |
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159 |
""" |
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160 |
Returns this kind of declaration for all standard functions |
814 | 161 |
|
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162 |
[{"name" : "Numerical", 'list': [ { |
814 | 163 |
'baseinputnumber': 1, |
164 |
'comment': 'Addition', |
|
165 |
'extensible': True, |
|
166 |
'inputs': [ ('IN1', 'ANY_NUM', 'none'), |
|
167 |
('IN2', 'ANY_NUM', 'none')], |
|
168 |
'name': 'ADD', |
|
169 |
'outputs': [('OUT', 'ANY_NUM', 'none')], |
|
170 |
'type': 'function'}, ...... ] },.....] |
|
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171 |
""" |
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172 |
|
814 | 173 |
variables = get_standard_funtions_input_variables(table) |
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174 |
|
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|
175 |
fonctions = find_section("Standard_functions_type", table) |
814 | 176 |
|
177 |
Standard_Functions_Decl = [] |
|
178 |
Current_section = None |
|
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179 |
|
814 | 180 |
translate = { |
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181 |
"extensible": lambda x: {"yes": True, "no": False}[x], |
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182 |
"inputs": lambda x: csv_input_translate(x, variables, baseinputnumber), |
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183 |
"outputs": lambda x: [("OUT", x, "none")]} |
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184 |
|
814 | 185 |
for fields in table: |
186 |
if fields[1]: |
|
187 |
# If function section name given |
|
188 |
if fields[0]: |
|
189 |
words = fields[0].split('"') |
|
190 |
if len(words) > 1: |
|
191 |
section_name = words[1] |
|
192 |
else: |
|
193 |
section_name = fields[0] |
|
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194 |
Current_section = {"name": section_name, "list": []} |
814 | 195 |
Standard_Functions_Decl.append(Current_section) |
196 |
if Current_section: |
|
197 |
Function_decl = dict([(champ, val) for champ, val in zip(fonctions, fields[1:]) if champ]) |
|
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|
198 |
baseinputnumber = int(Function_decl.get("baseinputnumber", 1)) |
814 | 199 |
Function_decl["baseinputnumber"] = baseinputnumber |
200 |
for param, value in Function_decl.iteritems(): |
|
201 |
if param in translate: |
|
202 |
Function_decl[param] = translate[param](value) |
|
203 |
Function_decl["type"] = "function" |
|
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204 |
|
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|
205 |
if Function_decl["name"].startswith('*') or Function_decl["name"].endswith('*'): |
814 | 206 |
input_ovrloading_types = GetSubTypes(Function_decl["inputs"][0][1]) |
207 |
output_types = GetSubTypes(Function_decl["outputs"][0][1]) |
|
208 |
else: |
|
209 |
input_ovrloading_types = [None] |
|
210 |
output_types = [None] |
|
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|
211 |
|
814 | 212 |
funcdeclname_orig = Function_decl["name"] |
213 |
funcdeclname = Function_decl["name"].strip('*_') |
|
214 |
fdc = Function_decl["inputs"][:] |
|
215 |
for intype in input_ovrloading_types: |
|
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|
216 |
if intype is not None: |
814 | 217 |
Function_decl["inputs"] = [] |
218 |
for decl_tpl in fdc: |
|
219 |
if IsOfType(intype, decl_tpl[1]): |
|
220 |
Function_decl["inputs"] += [(decl_tpl[0], intype, decl_tpl[2])] |
|
221 |
else: |
|
222 |
Function_decl["inputs"] += [(decl_tpl)] |
|
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223 |
|
814 | 224 |
if funcdeclname_orig.startswith('*'): |
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225 |
funcdeclin = intype + '_' + funcdeclname |
814 | 226 |
else: |
227 |
funcdeclin = funcdeclname |
|
228 |
else: |
|
229 |
funcdeclin = funcdeclname |
|
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|
230 |
|
814 | 231 |
for outype in output_types: |
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|
232 |
if outype is not None: |
814 | 233 |
decl_tpl = Function_decl["outputs"][0] |
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|
234 |
Function_decl["outputs"] = [(decl_tpl[0], outype, decl_tpl[2])] |
814 | 235 |
if funcdeclname_orig.endswith('*'): |
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|
236 |
funcdeclout = funcdeclin + '_' + outype |
814 | 237 |
else: |
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238 |
funcdeclout = funcdeclin |
814 | 239 |
else: |
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|
240 |
funcdeclout = funcdeclin |
814 | 241 |
Function_decl["name"] = funcdeclout |
242 |
||
1390 | 243 |
# apply filter given in "filter" column |
244 |
filter_name = Function_decl["filter"] |
|
245 |
store = True |
|
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|
246 |
for (InTypes, OutTypes) in ANY_TO_ANY_FILTERS.get(filter_name, []): |
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|
247 |
outs = reduce(lambda a, b: a or b, |
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|
248 |
map(lambda testtype: IsOfType( |
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|
249 |
Function_decl["outputs"][0][1], |
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|
250 |
testtype), OutTypes)) |
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|
251 |
inps = reduce(lambda a, b: a or b, |
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|
252 |
map(lambda testtype: IsOfType( |
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|
253 |
Function_decl["inputs"][0][1], |
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|
254 |
testtype), InTypes)) |
1390 | 255 |
if inps and outs and Function_decl["outputs"][0][1] != Function_decl["inputs"][0][1]: |
256 |
store = True |
|
257 |
break |
|
258 |
else: |
|
259 |
store = False |
|
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|
260 |
if store: |
814 | 261 |
# create the copy of decl dict to be appended to section |
262 |
Function_decl_copy = Function_decl.copy() |
|
263 |
Current_section["list"].append(Function_decl_copy) |
|
264 |
else: |
|
265 |
raise "First function must be in a category" |
|
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|
266 |
|
814 | 267 |
return Standard_Functions_Decl |
268 |
||
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|
269 |
|
1390 | 270 |
StdBlckLst.extend(get_standard_funtions(csv_file_to_table(open(StdFuncsCSV)))) |
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|
271 |
|
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|
272 |
# Dictionary to speedup block type fetching by name |
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|
273 |
StdBlckDct = OrderedDict() |
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|
274 |
|
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|
275 |
for section in StdBlckLst: |
814 | 276 |
for desc in section["list"]: |
277 |
words = desc["comment"].split('"') |
|
278 |
if len(words) > 1: |
|
279 |
desc["comment"] = words[1] |
|
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|
280 |
desc["usage"] = ("\n (%s) => (%s)" % |
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|
281 |
(", ".join(["%s:%s" % (input[1], input[0]) |
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|
282 |
for input in desc["inputs"]]), |
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|
283 |
", ".join(["%s:%s" % (output[1], output[0]) |
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|
284 |
for output in desc["outputs"]]))) |
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|
285 |
BlkLst = StdBlckDct.setdefault(desc["name"], []) |
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|
286 |
BlkLst.append((section["name"], desc)) |
814 | 287 |
|
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|
288 |
# ------------------------------------------------------------------------------- |
814 | 289 |
# Languages Keywords |
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|
290 |
# ------------------------------------------------------------------------------- |
814 | 291 |
|
292 |
# Keywords for Pou Declaration |
|
293 |
POU_BLOCK_START_KEYWORDS = ["FUNCTION", "FUNCTION_BLOCK", "PROGRAM"] |
|
294 |
POU_BLOCK_END_KEYWORDS = ["END_FUNCTION", "END_FUNCTION_BLOCK", "END_PROGRAM"] |
|
295 |
POU_KEYWORDS = ["EN", "ENO", "F_EDGE", "R_EDGE"] + POU_BLOCK_START_KEYWORDS + POU_BLOCK_END_KEYWORDS |
|
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|
296 |
for category in StdBlckLst: |
814 | 297 |
for block in category["list"]: |
298 |
if block["name"] not in POU_KEYWORDS: |
|
299 |
POU_KEYWORDS.append(block["name"]) |
|
300 |
||
301 |
||
302 |
# Keywords for Type Declaration |
|
303 |
TYPE_BLOCK_START_KEYWORDS = ["TYPE", "STRUCT"] |
|
304 |
TYPE_BLOCK_END_KEYWORDS = ["END_TYPE", "END_STRUCT"] |
|
305 |
TYPE_KEYWORDS = ["ARRAY", "OF", "T", "D", "TIME_OF_DAY", "DATE_AND_TIME"] + TYPE_BLOCK_START_KEYWORDS + TYPE_BLOCK_END_KEYWORDS |
|
306 |
TYPE_KEYWORDS.extend([keyword for keyword in TypeHierarchy.keys() if keyword not in TYPE_KEYWORDS]) |
|
307 |
||
308 |
||
309 |
# Keywords for Variable Declaration |
|
310 |
VAR_BLOCK_START_KEYWORDS = ["VAR", "VAR_INPUT", "VAR_OUTPUT", "VAR_IN_OUT", "VAR_TEMP", "VAR_EXTERNAL"] |
|
311 |
VAR_BLOCK_END_KEYWORDS = ["END_VAR"] |
|
312 |
VAR_KEYWORDS = ["AT", "CONSTANT", "RETAIN", "NON_RETAIN"] + VAR_BLOCK_START_KEYWORDS + VAR_BLOCK_END_KEYWORDS |
|
313 |
||
314 |
||
315 |
# Keywords for Configuration Declaration |
|
316 |
CONFIG_BLOCK_START_KEYWORDS = ["CONFIGURATION", "RESOURCE", "VAR_ACCESS", "VAR_CONFIG", "VAR_GLOBAL"] |
|
317 |
CONFIG_BLOCK_END_KEYWORDS = ["END_CONFIGURATION", "END_RESOURCE", "END_VAR"] |
|
318 |
CONFIG_KEYWORDS = ["ON", "PROGRAM", "WITH", "READ_ONLY", "READ_WRITE", "TASK"] + CONFIG_BLOCK_START_KEYWORDS + CONFIG_BLOCK_END_KEYWORDS |
|
319 |
||
320 |
# Keywords for Structured Function Chart |
|
321 |
SFC_BLOCK_START_KEYWORDS = ["ACTION", "INITIAL_STEP", "STEP", "TRANSITION"] |
|
322 |
SFC_BLOCK_END_KEYWORDS = ["END_ACTION", "END_STEP", "END_TRANSITION"] |
|
949 | 323 |
SFC_KEYWORDS = ["FROM", "TO"] + SFC_BLOCK_START_KEYWORDS + SFC_BLOCK_END_KEYWORDS |
814 | 324 |
|
325 |
||
326 |
# Keywords for Instruction List |
|
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|
327 |
IL_KEYWORDS = [ |
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|
328 |
"TRUE", "FALSE", "LD", "LDN", "ST", "STN", "S", "R", "AND", "ANDN", "OR", "ORN", |
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|
329 |
"XOR", "XORN", "NOT", "ADD", "SUB", "MUL", "DIV", "MOD", "GT", "GE", "EQ", "NE", |
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|
330 |
"LE", "LT", "JMP", "JMPC", "JMPCN", "CAL", "CALC", "CALCN", "RET", "RETC", "RETCN" |
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|
331 |
] |
814 | 332 |
|
333 |
||
334 |
# Keywords for Structured Text |
|
335 |
ST_BLOCK_START_KEYWORDS = ["IF", "ELSIF", "ELSE", "CASE", "FOR", "WHILE", "REPEAT"] |
|
336 |
ST_BLOCK_END_KEYWORDS = ["END_IF", "END_CASE", "END_FOR", "END_WHILE", "END_REPEAT"] |
|
1768
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|
337 |
ST_KEYWORDS = [ |
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|
338 |
"TRUE", "FALSE", "THEN", "OF", "TO", "BY", "DO", "DO", "UNTIL", "EXIT", |
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|
339 |
"RETURN", "NOT", "MOD", "AND", "XOR", "OR" |
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|
340 |
] + ST_BLOCK_START_KEYWORDS + ST_BLOCK_END_KEYWORDS |
814 | 341 |
|
342 |
# All the keywords of IEC |
|
343 |
IEC_BLOCK_START_KEYWORDS = [] |
|
344 |
IEC_BLOCK_END_KEYWORDS = [] |
|
345 |
IEC_KEYWORDS = ["E", "TRUE", "FALSE"] |
|
346 |
for all_keywords, keywords_list in [(IEC_BLOCK_START_KEYWORDS, [POU_BLOCK_START_KEYWORDS, TYPE_BLOCK_START_KEYWORDS, |
|
347 |
VAR_BLOCK_START_KEYWORDS, CONFIG_BLOCK_START_KEYWORDS, |
|
348 |
SFC_BLOCK_START_KEYWORDS, ST_BLOCK_START_KEYWORDS]), |
|
349 |
(IEC_BLOCK_END_KEYWORDS, [POU_BLOCK_END_KEYWORDS, TYPE_BLOCK_END_KEYWORDS, |
|
350 |
VAR_BLOCK_END_KEYWORDS, CONFIG_BLOCK_END_KEYWORDS, |
|
351 |
SFC_BLOCK_END_KEYWORDS, ST_BLOCK_END_KEYWORDS]), |
|
352 |
(IEC_KEYWORDS, [POU_KEYWORDS, TYPE_KEYWORDS, VAR_KEYWORDS, CONFIG_KEYWORDS, |
|
353 |
SFC_KEYWORDS, IL_KEYWORDS, ST_KEYWORDS])]: |
|
354 |
for keywords in keywords_list: |
|
355 |
all_keywords.extend([keyword for keyword in keywords if keyword not in all_keywords]) |