a355762fc4
The core module (the relational algebra, not the interface) is now using Python3 Tests are passing, so it should be ok.
133 lines
4.1 KiB
Python
Executable File
133 lines
4.1 KiB
Python
Executable File
#!/usr/bin/env python3
|
|
# -*- coding: utf-8 -*-
|
|
# coding=UTF-8
|
|
# Relational
|
|
# Copyright (C) 2008 Salvo "LtWorf" Tomaselli
|
|
#
|
|
# Relational is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation, either version 3 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# This program is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
#
|
|
# author Salvo "LtWorf" Tomaselli <tiposchi@tiscali.it>
|
|
|
|
import sys
|
|
import os
|
|
import os.path
|
|
import getopt
|
|
from relational import relation, parser
|
|
version = "1.3"
|
|
|
|
|
|
def printver(exit=True):
|
|
print ("Relational %s" % version)
|
|
print ("Copyright (C) 2008 Salvo 'LtWorf' Tomaselli.")
|
|
print ()
|
|
print ("This program comes with ABSOLUTELY NO WARRANTY.")
|
|
print ("This is free software, and you are welcome to redistribute it")
|
|
print ("under certain conditions.")
|
|
print ("For details see the GPLv3 Licese.")
|
|
print ()
|
|
print ("Written by Salvo 'LtWorf' Tomaselli <tiposchi@tiscali.it>")
|
|
print ()
|
|
print ("http://ltworf.github.io/relational/")
|
|
if exit:
|
|
sys.exit(0)
|
|
|
|
|
|
def printhelp(code=0):
|
|
print ("Relational")
|
|
print ()
|
|
print ("Usage: %s [options] [files]" % sys.argv[0])
|
|
print ()
|
|
print (" -v Print version and exits")
|
|
print (" -h Print this help and exits")
|
|
|
|
if sys.argv[0].endswith('relational-cli'):
|
|
print (" -q Uses QT user interface")
|
|
print (" -r Uses readline user interface (default)")
|
|
else:
|
|
print (" -q Uses QT user interface (default)")
|
|
print (" -r Uses readline user interface")
|
|
sys.exit(code)
|
|
|
|
if __name__ == "__main__":
|
|
if sys.argv[0].endswith('relational-cli'):
|
|
x11 = False
|
|
else:
|
|
x11 = True # Will try to use the x11 interface
|
|
|
|
# Getting command line
|
|
try:
|
|
switches, files = getopt.getopt(sys.argv[1:], "vhqr")
|
|
except:
|
|
printhelp(1)
|
|
|
|
for i in switches:
|
|
if i[0] == '-v':
|
|
printver()
|
|
elif i[0] == '-h':
|
|
printhelp()
|
|
elif i[0] == '-q':
|
|
x11 = True
|
|
elif i[0] == '-r':
|
|
x11 = False
|
|
|
|
if x11:
|
|
|
|
import sip # needed on windows
|
|
from PyQt4 import QtGui
|
|
try:
|
|
from relational_gui import maingui, guihandler, about, surveyForm
|
|
except:
|
|
print >> sys.stderr, "Module relational_gui is missing.\nPlease install relational package."
|
|
sys.exit(3)
|
|
|
|
about.version = version
|
|
surveyForm.version = version
|
|
guihandler.version = version
|
|
|
|
app = QtGui.QApplication(sys.argv)
|
|
app.setOrganizationName('None')
|
|
app.setApplicationName('relational')
|
|
|
|
ui = maingui.Ui_MainWindow()
|
|
Form = guihandler.relForm(ui)
|
|
|
|
# if os.name=='nt':
|
|
Form.setFont(QtGui.QFont("Dejavu Sans Bold"))
|
|
|
|
ui.setupUi(Form)
|
|
Form.restore_settings()
|
|
|
|
for i in range(len(files)):
|
|
if not os.path.isfile(files[i]):
|
|
print >> sys.stderr, "%s is not a file" % files[i]
|
|
printhelp(12)
|
|
f = files[i].split('/')
|
|
defname = f[len(f) - 1].lower()
|
|
if defname.endswith(".csv"): # removes the extension
|
|
defname = defname[:-4]
|
|
print ('Loading file "%s" with name "%s"' % (files[i], defname))
|
|
Form.loadRelation(files[i], defname)
|
|
|
|
Form.show()
|
|
sys.exit(app.exec_())
|
|
else:
|
|
printver(False)
|
|
try:
|
|
import relational_readline.linegui
|
|
except:
|
|
print >> sys.stderr, "Module relational_readline is missing.\nPlease install relational-cli package."
|
|
sys.exit(3)
|
|
relational_readline.linegui.version = version
|
|
relational_readline.linegui.main(files)
|