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survey.py
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#!/usr/bin/python
# vim: ts=4 : sts=4 : sw=4 : et :
import math
import datetime
import StringIO
import re
import xml.etree.ElementTree as ET
class System:
location = None
galaxy = None
def __init__(self):
self.wormholes = []
self.bodies = []
def __str__(self):
ret = str(self.location)
for w in self.wormholes:
ret += '\n' + str(w)
for b in self.bodies:
ret += '\n' + str(b)
return ret
class Body:
name = None
body_kind = None
star_type = None
spectral_class = None
star_size = None
diameter = None
orbits = None
orbit_distance = None
orbit_zone = None
def __init__(self):
self.satellites = []
self.zones = []
def __repr__(self):
return "<Body name: %s>" % self.name
def __str__(self):
ret = "-------------\n"
ret += "%s\n" % self.name
ret += " %s\n" % self.body_kind
if self.body_kind == 'Star':
ret += " %s\n" % self.star_type
ret += " %s\n" % self.spectral_class
ret += " %s\n" % self.star_size
ret += " %s\n" % self.diameter
ret += " %s\n" % self.orbits
ret += " %s\n" % self.orbit_distance
for i in range(len(self.zones)):
ret += "Zone %s:\n" % i
ret += str(self.zones[i])
return ret
def set_zones(self, num):
for i in range(num):
self.zones.append(Zone())
def add_global_resource(self, r):
#warning: make sure all zones are created before this is used, or only zone 1 will be populated
if len(self.zones) == 0:
self.zones.append(Zone())
for z in self.zones:
z.add_resource(r)
def add_zone_resource(self, z, r):
#add zones as needed
while len(self.zones) <= z:
self.zones.append(Zone())
self.zones[z].add_resource(r)
class Zone:
def __init__(self):
self.resources = []
def __str__(self):
ret = ''
for r in self.resources:
ret += str(r) + "\n"
return ret
def add_resource(self, r):
self.resources.append(r)
class Resource:
def __init__(self, name, quality, prevalence):
self.name = name
self.quality = int(quality)
self.prevalence = int(prevalence)
self.tl = self.quality/8+1
def __repr__(self):
return "<Resource name:%s quality:%s prevalence:%s tl:%s>" % (self.name, self.quality, self.prevalence, self.tl)
def __str__(self):
return "%s Q%s %s%% (TL%s)" % (self.name, self.quality, self.prevalence, self.tl)
class Wormhole:
def __repr__(self):
#return "<Wormhole %s from %s to %s>" % (self.polarity, self.source.system_name, self.dest.system_name)
return "<Wormhole %s from %s to %s>" % (self.polarity, self.source, self.dest)
def __str__(self):
return "%s wormhole from %s to %s" % (self.polarity, self.source, self.dest)
class Location:
"""Contains names and coordinates of system and sector."""
def __init__(self, sys_node, sec_node):
self.universal_coords = Coords(sys_node) #pc
self.sector_coords = Coords(sec_node) #deca-pc
self.system_coords = LocalCoords(self.universal_coords, self.sector_coords) #pc rel sector center
self.system_name = sys_node.get('name')
self.sector_name = sec_node.get('name')
def __repr__(self):
return "<Location system_name: %s>" % (self.system_name)
def __str__(self):
return "%s (%s) in %s (%s)" % (self.system_name, self.system_coords, self.sector_name, self.sector_coords)
class LocalCoords:
"""Local coordinates in parsecs, relative to sector center."""
def __init__(self, universal, sector):
self.x = universal.x - sector.x*10
self.y = universal.y - sector.y*10
self.z = universal.z - sector.z*10
def __repr__(self):
return "<LocalCoords x:%s y:%s z:%s>" % (self.x, self.y, self.z)
def __str__(self):
return "%s %s %s" % (self.x, self.y, self.z)
class Coords:
"""Contains xyz coordinates."""
def __init__(self, node):
if 'x' in node.keys():
self.x = float(node.get('x'))
self.y = float(node.get('y'))
self.z = float(node.get('z'))
else:
#wormholes are different
self.x = float(node.get('destX'))
self.y = float(node.get('destY'))
self.z = float(node.get('destZ'))
def __repr__(self):
return "<Coords x:%s y:%s z:%s>" % (self.x, self.y, self.z)
def __str__(self):
return "%s %s %s" % (self.x, self.y, self.z)
def is_starmap_file(filename):
"""Return True if 'filename' is a starmap file."""
if filename is not None:
tree = ET.parse(filename)
root = tree.getroot()
if root.tag == 'starmap':
return True
return False
def process_starmap_file(filename):
"""Processes starmap file 'filename'."""
if filename is not None:
f = open(filename, 'rb')
return process_starmap_fh(f)
def process_starmap_buffer(starmap):
"""Processes raw starmap buffer 'starmap'."""
if starmap is not None:
f = StringIO.StringIO(starmap)
return process_starmap_fh(f)
def process_starmap_fh(f):
"""Processes starmap that file handler 'f' points at."""
raw = f.read()
f.close()
root = ET.fromstring(raw)
systems = []
for galaxy in root.findall('galaxy'):
#TODO: add galaxy support
for sector in galaxy.findall('sector'):
for system in sector.findall('system[@eod="Surveyed"]'):
systems.append(System())
systems[-1].location = Location(system, sector)
systems[-1].galaxy = galaxy.get('name')
for wormhole in system.findall('wormhole'):
systems[-1].wormholes.append(Wormhole())
systems[-1].wormholes[-1].polarity = wormhole.get('polarity')
systems[-1].wormholes[-1].source = systems[-1].location
systems[-1].wormholes[-1].dest = systems[-1].location
for star in system.findall('star'):
systems[-1].bodies.append(Body())
systems[-1].bodies[-1].name = star.get('name')
systems[-1].bodies[-1].body_kind = 'Star'
systems[-1].bodies[-1].star_type = star.get('name')[0]
systems[-1].bodies[-1].spectral_class = star.get('spectralClass')
systems[-1].bodies[-1].star_size = star.get('size')
systems[-1].bodies[-1].diameter = star.get('diameter').split()[0]
if 'orbit' in star.keys():
systems[-1].bodies[-1].orbits = star.get('orbit')
systems[-1].bodies[-1].set_zones(1)
for resource in star.findall('resource'):
systems[-1].bodies[-1].add_global_resource(Resource(resource.get('name'), resource.get('quality'), resource.get('abundance')))
for planet in system.findall('planet'):
systems[-1].bodies.append(Body())
systems[-1].bodies[-1].name = planet.get('name')
systems[-1].bodies[-1].body_kind = planet.get('bodyType')
systems[-1].bodies[-1].orbits = planet.get('orbit')
systems[-1].bodies[-1].orbit_zone = planet.get('zone')
for geosphere in planet.findall('geosphere'):
diameter = geosphere.get('diameter')
if diameter.split()[-1] == 'Diameter':
systems[-1].bodies[-1].diameter = diameter.split()[0]
else:
systems[-1].bodies[-1].diameter = str(int(diameter.split()[0].strip('Lm').replace(',',''))*2)+'m'
num_zones = int(geosphere.get('resourceZones'))
for resource in geosphere.findall('resource'):
for z in range(1,num_zones+1):
systems[-1].bodies[-1].add_zone_resource(z-1, Resource(resource.get('name'), resource.get('qualityZone%s' % z), resource.get('abundanceZone%s' % z)))
for hydrosphere in planet.findall('hydrosphere'):
for resource in hydrosphere.findall('resource'):
systems[-1].bodies[-1].add_global_resource(Resource(resource.get('name'), resource.get('qualityZone1'), resource.get('abundanceZone1')))
for atmosphere in planet.findall('atmosphere'):
for resource in atmosphere.findall('resource'):
systems[-1].bodies[-1].add_global_resource(Resource(resource.get('name'), resource.get('qualityZone1'), resource.get('abundanceZone1')))
for biosphere in planet.findall('biosphere'):
for resource in biosphere.findall('resource'):
for z in range(1,num_zones+1):
systems[-1].bodies[-1].add_zone_resource(z-1, Resource(resource.get('name'), resource.get('qualityZone%s' % z), resource.get('abundanceZone%s' % z)))
return systems