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# =========================================================================
# FILE: Validation.py
#
# USAGE: ---
#
# DESCRIPTION: This module is use to create validation for openProject,
# newProject and other activity.
#
# OPTIONS: ---
# REQUIREMENTS: ---
# BUGS: ---
# NOTES: ---
# AUTHOR: Fahim Khan, fahim.elex@gmail.com
# MODIFIED: Rahul Paknikar, rahulp@iitb.ac.in
# ORGANIZATION: eSim team at FOSSEE, IIT Bombay.
# CREATED: Wednesday 12 February 2015
# REVISION: Friday 14 February 2020
# =========================================================================
import os
import re
import distutils.spawn
class Validation:
"""
This is Validation class use for validating Project.
e.g if .proj is present in project directory
or if new project name is already exist in workspace etc
"""
def __init__(self):
pass
def validateOpenproj(self, projDir):
"""
Takes as input the path of the project and checks if
projName.proj file exists or not
@params
:projDir => contains the path of the project selected to open
@return
True => If the folder contains the projName.proj file
False => If the folder doesn't contain projName.proj file
"""
print("Function: Validating Open Project Information")
projName = os.path.basename(str(projDir))
lookProj = os.path.join(str(projDir), projName + ".proj")
# Check existence of project
if os.path.exists(lookProj):
return True
else:
return False
def validateNewproj(self, projDir):
"""
Validate new project created
@params
:projDir => Contains path of the new projDir created
@return
:"CHECKEXIST" => If smae project name folder exists
:"CHECKNAME" => If space is there in name
:"VALID" => If valid project name given
"""
print("Function: Validating New Project Information")
# Checking existence of project with same name
if os.path.exists(projDir):
return "CHECKEXIST" # Project with name already exist
else:
# Check Proper name for project. It should not have space
if re.search(r"\s", projDir):
return "CHECKNAME"
else:
return "VALID"
def validateKicad(self, projDir):
"""
Validate if projDir is set appropriately in the function calling file
and if Kicad components are present
@params
:projDir => the path of the project directory, passed from
the calling function
@return
True
False
"""
print("Function : Validating for Kicad components")
if projDir is None:
return False
else:
return True
def validateCir(self, projDir):
"""
Validate if cir file present in the directory with the appropriate .cir
file name, same as the project directory base
@params
:projDir => the path to the project diretory
@return
True
False
"""
projName = os.path.basename(str(projDir))
lookCir = os.path.join(str(projDir), projName + ".cir")
# Check existence of project
if os.path.exists(lookCir):
return True
else:
return False
def validateSub(self, subDir, givenNum):
"""
This function checks if ".sub" file is present.
Also, if subckt file is present check for ports and check if equal
@params
:subDir => the path of the subcircuit directory
:giveNum => the number of port calculated and passed for\
validation
@return
True
PORT
DIREC
"""
subName = os.path.basename(str(subDir))
lookSub = os.path.join(str(subDir), subName + ".sub")
# Check existence of project
if os.path.exists(lookSub):
f = open(lookSub)
data = f.read()
f.close()
netlist = data.splitlines()
for eachline in netlist:
eachline = eachline.strip()
if len(eachline) < 1:
continue
words = eachline.split()
if words[0] == '.subckt':
# The number of ports is specified in this line
# eg. '.subckt ua741 6 7 3' has 3 ports (6, 7 and 3).
numPorts = len(words) - 2
print("Looksub : ", lookSub)
print("Given Number of ports : ", givenNum)
print("Actual Number of ports :", numPorts)
if numPorts != givenNum:
return "PORT"
else:
return "True"
else:
return "DIREC"
def validateCirOut(self, projDir):
"""This function checks if ".cir.out" file is present."""
projName = os.path.basename(str(projDir))
lookCirOut = os.path.join(str(projDir), projName + ".cir.out")
# Check existence of project
if os.path.exists(lookCirOut):
return True
else:
return False
def validateTool(self, toolName):
"""This function check if tool is present in the system."""
return distutils.spawn.find_executable(toolName) is not None
def validateSubcir(self, projDir, fileName):
"""
This function checks for valid format of .sub file.
Correct format of file is:
- File should start with **.subckt <filename>**
- End with **.ends <filename>**
Function is passed with the file of path it checks the
file line by line untill it get .subckt as its first word
and then check for second word is it <fileName> or not.
Then it checks for second last line if it is ".ends
<filename>" it return True if conditions satisfy else
return False.
"""
first = True
last_line = []
# Checks if file is empty or not.
if os.stat(projDir).st_size == 0:
print("File is empty")
return False
with open(projDir, 'r') as f:
for line in f:
word = line.split()
if len(word) == 0 or word[0][0] == "*":
continue
if first:
if word[0] == ".subckt" and word[1] == fileName:
first = False
else:
print("First line not found:", word)
return False
else:
last_line = word
if first is True:
print("First line not found")
return False
if len(last_line) >= 2 and last_line[0] == ".ends" and \
last_line[1] == fileName:
return True
print("Last line not found:", last_line)
return False
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