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coriolis.py
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coriolis.py
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# Export ship loadout in Coriolis format
from collections import OrderedDict
import cPickle
import json
import os
from os.path import join
import re
import time
from config import config
import outfitting
import companion
# Map API slot names to Coriolis categories
# http://cdn.coriolis.io/schemas/ship-loadout/2.json
slot_map = {
'hugehardpoint' : 'hardpoints',
'largehardpoint' : 'hardpoints',
'mediumhardpoint' : 'hardpoints',
'smallhardpoint' : 'hardpoints',
'tinyhardpoint' : 'utility',
'armour' : 'standard',
'powerplant' : 'standard',
'mainengines' : 'standard',
'frameshiftdrive' : 'standard',
'lifesupport' : 'standard',
'powerdistributor' : 'standard',
'radar' : 'standard',
'fueltank' : 'standard',
'slot' : 'internal',
}
# Map API ship names to Coriolis names
ship_map = dict(companion.ship_map)
ship_map['cobramkiii'] = 'Cobra Mk III'
ship_map['cobramkiv'] = 'Cobra Mk IV',
ship_map['viper'] = 'Viper'
ship_map['viper_mkiv'] = 'Viper Mk IV'
# Map EDDN outfitting schema / in-game names to Coriolis names
# https://raw.githubusercontent.com/jamesremuscat/EDDN/master/schemas/outfitting-v1.0.json
standard_map = OrderedDict([ # in output order
('Armour', 'bulkheads'),
(None, 'cargoHatch'), # not available in the Companion API data
('Power Plant', 'powerPlant'),
('Thrusters', 'thrusters'),
('Frame Shift Drive', 'frameShiftDrive'),
('Life Support', 'lifeSupport'),
('Power Distributor', 'powerDistributor'),
('Sensors', 'sensors'),
('Fuel Tank', 'fuelTank'),
])
weaponmount_map = {
'Fixed' : 'Fixed',
'Gimballed' : 'Gimballed',
'Turreted' : 'Turret',
}
# Modules that have a name as well as a group
bulkheads = outfitting.armour_map.values()
scanners = [x[0] for x in outfitting.misc_internal_map.values()]
countermeasures = [x[0] for x in outfitting.countermeasure_map.values()]
fixup_map = {
'Advanced Plasma Accelerator' : ('Plasma Accelerator', 'Advanced Plasma Accelerator'),
'Cytoscrambler Burst Laser' : ('Burst Laser', 'Cytoscrambler'),
'Enforcer Cannon' : ('Multi-cannon', 'Enforcer'),
'Imperial Hammer Rail Gun' : ('Rail Gun', 'Imperial Hammer'),
'Mining Lance Beam Laser' : ('Mining Laser', 'Mining Lance'),
'Multi-Cannon' : ('Multi-cannon', None),
'Pacifier Frag-Cannon' : ('Fragment Cannon', 'Pacifier'),
'Pack-Hound Missile Rack' : ('Missile Rack', 'Pack-Hound'),
'Pulse Disruptor Laser' : ('Pulse Laser', 'Distruptor'), # Note sp
'Shock Mine Launcher' : ('Mine Launcher', 'Shock Mine Launcher'), # XXX
'Standard Docking Computer' : ('Docking Computer', 'Standard Docking Computer'),
}
# Ship masses
ships = cPickle.load(open(join(config.respath, 'ships.p'), 'rb'))
def export(data, filename=None):
querytime = config.getint('querytime') or int(time.time())
loadout = OrderedDict([ # Mimic Coriolis export ordering
('$schema', 'http://cdn.coriolis.io/schemas/ship-loadout/2.json#'),
('name', ship_map.get(data['ship']['name'].lower(), data['ship']['name'])),
('ship', ship_map.get(data['ship']['name'].lower(), data['ship']['name'])),
('components', OrderedDict([
('standard', OrderedDict([(x,None) for x in standard_map.values()])),
('hardpoints', []),
('utility', []),
('internal', []),
])),
])
maxpri = 0
mass = 0.0
fsd = None
# Correct module ordering relies on the fact that "Slots" in the data are correctly ordered alphabetically.
# Correct hardpoint ordering additionally relies on the fact that "Huge" < "Large" < "Medium" < "Small"
for slot in sorted(data['ship']['modules']):
v = data['ship']['modules'][slot]
try:
for s in slot_map:
if slot.lower().startswith(s):
category = slot_map[s]
break
else:
# Uninteresting slot - e.g. DecalX or PaintJob
if __debug__ and not slot.lower().startswith('bobble') and not slot.lower().startswith('decal') and not slot.lower().startswith('paintjob') and not slot.lower().startswith('planetaryapproachsuite'):
print 'Coriolis: Unknown slot %s' % slot
continue
if not v:
# Need to add nulls for empty slots. Assumes that standard slots can't be empty.
loadout['components'][category].append(None)
continue
module = outfitting.lookup(v['module'], ship_map)
if not module:
raise AssertionError('Unknown module %s' % v) # Shouldn't happen
mass += module.get('mass', 0)
thing = OrderedDict([
('class',int(module['class'])),
('rating', module['rating']),
('enabled', module['enabled']),
('priority', module['priority']+1), # make 1-based
])
maxpri = max(maxpri, thing['priority'])
if category == 'standard':
# Standard items are indexed by "group" rather than containing a "group" member
if module['name'] in bulkheads:
loadout['components'][category]['bulkheads'] = module['name'] # Bulkheads are just strings
else:
loadout['components'][category][standard_map[module['name']]] = thing
if module['name'] == 'Frame Shift Drive':
fsd = module # save for range calculation
else:
# All other items have a "group" member, some also have a "name"
if module['name'] in fixup_map:
thing['group'], name = fixup_map[module['name']]
if name: thing['name'] = name
elif module['name'] in scanners:
thing['group'] = 'Scanner'
thing['name'] = module['name']
elif module['name'] in countermeasures:
thing['group'] = 'Countermeasure'
thing['name'] = module['name']
else:
thing['group'] = module['name']
if 'mount' in module:
thing['mount'] = weaponmount_map[module['mount']]
if 'guidance' in module:
thing['missile'] = module['guidance'][0] # not mentioned in schema
loadout['components'][category].append(thing)
except AssertionError as e:
# Silently skip unrecognized modules
if __debug__: print 'Coriolis: %s' % e
if category != 'standard':
loadout['components'][category].append(None)
except:
if __debug__: raise
# Cargo Hatch status is not available in the data - fake something up
loadout['components']['standard']['cargoHatch'] = OrderedDict([
('enabled', True),
('priority', maxpri),
])
# Add mass and range
assert data['ship']['name'].lower() in companion.ship_map, data['ship']['name']
assert companion.ship_map[data['ship']['name'].lower()] in ships, companion.ship_map[data['ship']['name'].lower()]
try:
# https://github.com/cmmcleod/coriolis/blob/master/app/js/shipyard/module-shipyard.js#L184
hullMass = ships[companion.ship_map[data['ship']['name'].lower()]]['hullMass']
mass += hullMass
multiplier = pow(min(data['ship']['fuel']['main']['capacity'], fsd['maxfuel']) / fsd['fuelmul'], 1.0 / fsd['fuelpower']) * fsd['optmass']
loadout['stats'] = OrderedDict([
('hullMass', hullMass),
('fuelCapacity', data['ship']['fuel']['main']['capacity']),
('cargoCapacity', data['ship']['cargo']['capacity']),
('ladenMass', mass + data['ship']['fuel']['main']['capacity'] + data['ship']['cargo']['capacity']),
('unladenMass', mass),
('unladenRange', round(multiplier / (mass + min(data['ship']['fuel']['main']['capacity'], fsd['maxfuel'])), 2)), # fuel for one jump
('fullTankRange', round(multiplier / (mass + data['ship']['fuel']['main']['capacity']), 2)),
('ladenRange', round(multiplier / (mass + data['ship']['fuel']['main']['capacity'] + data['ship']['cargo']['capacity']), 2)),
])
except:
if __debug__: raise
# Construct description
string = json.dumps(loadout, indent=2, separators=(',', ': '))
if filename:
with open(filename, 'wt') as h:
h.write(string)
return
# Look for last ship of this type
ship = companion.ship_map.get(data['ship']['name'].lower(), data['ship']['name']) # Use in-game name
regexp = re.compile(re.escape(ship) + '\.\d\d\d\d\-\d\d\-\d\dT\d\d\.\d\d\.\d\d\.json')
oldfiles = sorted([x for x in os.listdir(config.get('outdir')) if regexp.match(x)])
if oldfiles:
with open(join(config.get('outdir'), oldfiles[-1]), 'rU') as h:
if h.read() == string:
return # same as last time - don't write
# Write
filename = join(config.get('outdir'), '%s.%s.json' % (ship, time.strftime('%Y-%m-%dT%H.%M.%S', time.localtime(querytime))))
with open(filename, 'wt') as h:
h.write(string)