gv.py

#!/usr/bin/python
# -*- coding: utf-8 -*-


##############################
#### Revision information ####
import subprocess
from threading import RLock

major_ver = 3
minor_ver = 2
old_count = 747

try:
    revision = int(subprocess.check_output(['git', 'rev-list', '--count', 'HEAD']))
    ver_str = '%d.%d.%d' % (major_ver, minor_ver, (revision - old_count))
except Exception:
    print _('Could not use git to determine version!')
    revision = 999
    ver_str = '%d.%d.%d' % (major_ver, minor_ver, revision)

try:
    ver_date = subprocess.check_output(['git', 'log', '-1', '--format=%cd', '--date=short']).strip()
except Exception:
    print _('Could not use git to determine date of last commit!')
    ver_date = '2015-01-09'

#####################
#### Global vars ####

# Settings Dictionary. A set of vars kept in memory and persisted in a file.
# Edit this default dictionary definition to add or remove "key": "value" pairs or change defaults.
# note old passwords stored in the "pwd" option will be lost - reverts to default password.
from calendar import timegm
import json
import time

platform = ''  # must be done before the following import because gpio_pins will try to set it

# from helpers import password_salt, password_hash, load_programs, station_names

sd = {
    u"en": 1,
    u"seq": 1,
    u"ir": [0],
    u"iw": [0],
    u"rsn": 0,
    u"htp": 80,
    u"htip": u"0.0.0.0",
    u"nst": 8,
    u"rdst": 0,
    u"loc": u"",
    u"tz": 48,
    u"tf": 1,
    u"rs": 0,
    u"rd": 0,
    u"mton": 0,
    u"lr": 100,
    u"sdt": 0,
    u"mas": 0,
    u"wl": 100,
    u"bsy": 0,
    u"lg": 0,
    u"urs": 0,
    u"nopts": 13,
    u"pwd": u"b3BlbmRvb3I=",
    u"password": u"",
    u"ipas": 0,
    u"rst": 1,
    u"mm": 0,
    u"mo": [0],
    u"rbt": 0,
    u"mtoff": 0,
    u"nprogs": 1,
    u"nbrd": 1,
    u"tu": u"C",
    u"snlen": 32,
    u"name": u"SIP",
    u"theme": u"basic",
    u"show": [255],
    u"salt": "sZJ@LZ^!w1NGG|qg_zz>X\\jMR2#L#0e#Io[9gjW?'Ek:[Q087izk~\\{8!>/)27{}",
    u"password": "e74a224d3277c87785d284286f230ae5f5ee940d",
    u"lang": u"default",
    u"idd": 0,
    u"pigpio": 0,
    u"alr":0
}

try:
    with open('./data/sd.json', 'r') as sdf:  # A config file
        sd_temp = json.load(sdf)
    for key in sd:  # If file loaded, replce default values in sd with values from file
        if key in sd_temp:
            sd[key] = sd_temp[key]
except IOError:  # If file does not exist, it will be created using defaults.
    with open('./data/sd.json', 'w') as sdf:  # save file
        json.dump(sd, sdf, indent=4, sort_keys=True)

if sd["pigpio"]:
    try:
        subprocess.check_output("pigpiod", stderr=subprocess.STDOUT)
        use_pigpio = True
    except Exception:
        print "pigpio not found. Using RPi.GPIO"
else:
    use_pigpio = False       

from helpers import load_programs, station_names

nowt = time.localtime()
now = timegm(nowt)
tz_offset = int(time.time() - timegm(time.localtime())) # compatible with Javascript (negative tz shown as positive value)
plugin_menu = []  # Empty list of lists for plugin links (e.g. ['name', 'URL'])

srvals = [0] * (sd['nst'])  # Shift Register values
output_srvals = [0] * (sd['nst'])  # Shift Register values last set by set_output()
output_srvals_lock = RLock()
rovals = [0] * sd['nbrd'] * 7  # Run Once durations
snames = station_names()  # Load station names from file
pd = load_programs()  # Load program data from file
plugin_data = {}  # Empty dictionary to hold plugin based global data
ps = []  # Program schedule (used for UI display)
for i in range(sd['nst']):
    ps.append([0, 0])

pon = None  # Program on (Holds program number of a running program)
sbits = [0] * (sd['nbrd'] + 1)  # Used to display stations that are on in UI

rs = []  # run schedule
for j in range(sd['nst']):
    rs.append([0, 0, 0, 0])  # scheduled start time, scheduled stop time, duration, program index

lrun = [0, 0, 0, 0]  # station index, program number, duration, end time (Used in UI)
scount = 0  # Station count, used in set station to track on stations with master association.
use_gpio_pins = True

options = [
    [_("System name"), "string", "name", _("Unique name of this SIP system."), _("System")],
    [_("Location"), "string", "loc", _("City name or zip code. Use comma or + in place of space."), _("System")],
    [_("Language"),"list","lang", _("Select language."),_("System")],
#    [_("Time zone"), "int", "tz", _("Example: GMT-4:00, GMT+5:30 (effective after reboot.)"), _("System")],
    [_("24-hour clock"), "boolean", "tf", _("Display times in 24 hour format (as opposed to AM/PM style.)"), _("System")],
    [_("HTTP port"), "int", "htp", _("HTTP port."), _("System")],
    [_("HTTP IP addr"), "string", "htip", _("IP Address used for HTTP server socket.  IPv4 or IPv6 address"), _("System")],
    [_("Use pigpio"), "boolean", "pigpio", _("GPIO Library to use. Default is RPi.GPIO"), _("System")],
    [_("Water Scaling"), "int", "wl", _("Water scaling (as %), between 0 and 100."), _("System")],
    [_("Disable security"), "boolean", "ipas", _("Allow anonymous users to access the system without a password."), _("Change Password")],
    [_("Current password"), "password", "opw", _("Re-enter the current password."), _("Change Password")],
    [_("New password"), "password", "npw", _("Enter a new password."), _("Change Password")],
    [_("Confirm password"), "password", "cpw", _("Confirm the new password."), _("Change Password")],
    [_("Sequential"), "boolean", "seq", _("Sequential or concurrent running mode."), _("Station Handling")],
    [_("Individual Duration"), "boolean", "idd", _("Allow each station to have its own run time in programs."), _("Station Handling")],
    [_("Extension boards"), "int", "nbrd", _("Number of extension boards."), _("Station Handling")],
    [_("Station delay"), "int", "sdt", _("Station delay time (in seconds), between 0 and 240."), _("Station Handling")],
    [_("Active-Low Relay"), "boolean", "alr", _("Using active-low relay boards connected through shift registers"), _("Station Handling")],
    [_("Master station"), "int", "mas",_( "Select master station."), _("Configure Master")],
    [_("Master on adjust"), "int", "mton", _("Master on delay (in seconds), between +0 and +60."), _("Configure Master")],
    [_("Master off adjust"), "int", "mtoff", _("Master off delay (in seconds), between -60 and +60."), _("Configure Master")],
    [_("Use rain sensor"), "boolean", "urs", _("Use rain sensor."), _("Rain Sensor")],
    [_("Normally open"), "boolean", "rst", _("Rain sensor type."), _("Rain Sensor")],
    [_("Enable logging"), "boolean", "lg", _("Log all events - note that repetitive writing to an SD card can shorten its lifespan."), _("Logging")],
    [_("Max log entries"), "int", "lr", _("Length of log to keep, 0=no limits."), _("Logging")]
]