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oncillasim/wizard.py
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wizard.py
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#!/usr/bin/env python
#
# Oncilla Simulation Wizard
#
import os
import sys
from argparse import ArgumentParser
from project import WebotsProject
from template import WebotsTemplate
class Wizard:
verbose = True
online = True
proj_path = ''
tmpl_path = ''
wbts_path = ''
project = None
template = None
def __init__(self, path, verbose=True, online=True,
tmpl_path='/tmp/oncillawizard/template'):
self.verbose = verbose
self.online = online
self.proj_path = path
self.tmpl_path = tmpl_path
self.getWebotsHome()
self.project = WebotsProject(self.proj_path, verbose=verbose)
self.template = WebotsTemplate(self.tmpl_path, verbose=verbose, online=online)
def createProject(self):
if not self.project.isEmpty():
if self.project.isProjectFolder():
exit('Error: Destination path seems to already contain a project, try updating.')
else:
exit('Error: Destination path is not empty, try another folder.')
else:
self.template.prepare()
self.project.create(self.template)
def updateProject(self):
if self.verbose:
print 'Updating project at', self.proj_path
#exit('Error: Updating a project is not yet implemented.')
self.template.prepare()
self.project.update(self.template)
def getWebotsHome(self):
if self.verbose:
print 'Trying to find webots ...'
if (not 'WEBOTS_HOME' in os.environ) \
or (len(os.environ['WEBOTS_HOME']) == 0):
# Try common places
self.wbts_path = '/usr/local/webots'
if not os.path.exists(self.wbts_path):
exit('Could not find WEBOTS_HOME')
else:
os.environ['WEBOTS_HOME'] = self.wbts_path
else:
self.wbts_path = os.environ['WEBOTS_HOME']
if self.verbose:
print 'Found webots at', self.wbts_path
def main():
usage = "Usage: %prog [options] (create / update) path"
parser = ArgumentParser()
parser.add_argument("-q", "--quiet",
action="store_false", dest="verbose", default=True,
help="don't print status messages to stdout")
parser.add_argument("-o", "--offline-mode",
action="store_false", dest="online", default=True,
help="just copy and compile, don`t update from online repositories")
parser.add_argument("-t", "--template_path",
dest="tmpl_path", default='/tmp/onc/tmpl',
help="specify ")
parser.add_argument("command", help="command, either 'create' or 'update'")
parser.add_argument("path", help="destination / path of the project")
args = parser.parse_args()
wizard = Wizard(args.path, verbose=args.verbose, online=args.online,
tmpl_path=args.tmpl_path)
if args.command == "create":
wizard.createProject()
elif args.command == "update":
wizard.updateProject()
else:
parser.error("Unknown argument. Use either 'create' or 'update'.")
if __name__ == '__main__':
main()
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