cleanups and refactoring to make it more readable.

0.6.0-stable
Dr Scofield 2008-07-30 08:09:45 +00:00
parent c80493ed4d
commit 92e7f88a30
1 changed files with 106 additions and 53 deletions

View File

@ -60,19 +60,10 @@ secondlife client lives on your box. to generate that file, simply run
'''
def ParseOptions():
'''Parse the command line options and setup options.
'''
reURI = re.compile(r'''^(?P<scheme>[a-zA-Z0-9]+):// # scheme
((?P<avatar>[^:@]+)(:(?P<password>[^@]+))?@)? # avatar name and password (optional)
(?P<host>[^:/]+)(:(?P<port>\d+))? # host, port (optional)
(?P<path>/.*) # path
$''', re.IGNORECASE | re.VERBOSE)
reLOC = re.compile(r'''^/(?P<region>[^/]+)/ # region name
(?P<x>\d+)/ # X position
(?P<y>\d+)/ # Y position
(?P<z>\d+) # Z position
''', re.IGNORECASE | re.VERBOSE)
if __name__ == '__main__':
parser = optparse.OptionParser()
parser.add_option('-c', '--config', dest = 'config', help = 'config file', metavar = 'CONFIG')
parser.add_option('-s', '--secondlife', dest = 'client', help = 'location of secondlife client', metavar = 'SL-CLIENT')
@ -84,13 +75,20 @@ if __name__ == '__main__':
longHelp()
sys.exit(0)
return options
def ParseConfig(options):
'''Ensure configuration exists and parse it.
'''
#
# we are using ~/.matrixcfg to store the location of the secondlife client
# we are using ~/.matrixcfg to store the location of the
# secondlife client, os.path.normpath and os.path.expanduser
# should make sure that we are fine cross-platform
#
if not options.config:
options.config = '~/.matrixcfg'
cfgPath = os.path.expanduser(options.config)
cfgPath = os.path.normpath(os.path.expanduser(options.config))
#
# if ~/.matrixcfg does not exist we are in trouble...
@ -118,20 +116,31 @@ if __name__ == '__main__':
config.write(cfg)
cfg.close()
client = config.get('secondlife', 'client')
return config.get('secondlife', 'client')
#
# sanity check: URI supplied?
#
if not sys.argv:
print 'missing opensim/matrix URI'
sys.exit(1)
#
# regex: parse a URI
#
reURI = re.compile(r'''^(?P<scheme>[a-zA-Z0-9]+):// # scheme
((?P<avatar>[^:@]+)(:(?P<password>[^@]+))?@)? # avatar name and password (optional)
(?P<host>[^:/]+)(:(?P<port>\d+))? # host, port (optional)
(?P<path>/.*) # path
$''', re.IGNORECASE | re.VERBOSE)
#
# regex: parse path as location
#
reLOC = re.compile(r'''^/(?P<region>[^/]+)/ # region name
(?P<x>\d+)/ # X position
(?P<y>\d+)/ # Y position
(?P<z>\d+) # Z position
''', re.IGNORECASE | re.VERBOSE)
def ParseUri(uri):
'''Parse a URI and return its constituent parts.
'''
#
# parse URI and extract scheme. host, port?, avatar?, password?
#
uri = sys.argv.pop()
match = reURI.match(uri)
if not match or not match.group('scheme') or not match.group('host'):
print 'hmm... cannot parse URI %s, giving up' % uri
@ -144,21 +153,32 @@ if __name__ == '__main__':
password = match.group('password')
path = match.group('path')
#
# sanity check: matrix: or opensim: scheme?
#
if scheme != 'matrix' and scheme != 'opensim':
print 'hmm...unknown scheme %s, calling it a day' % scheme
return (scheme, host, port, avatar, password, path)
def ParsePath(path):
'''Try and parse path as /region/X/Y/Z.
'''
loc = None
match = reLOC.match(path)
if match:
loc = 'secondlife:///%s/%d/%d/%d' % (match.group('region'),
int(match.group('x')),
int(match.group('y')),
int(match.group('z')))
return loc
def GetGridInfo(host, port):
'''Invoke /get_grid_info on target grid and obtain additional parameters
'''
#
# get grid info from OpenSim server
#
gridname = None
gridnick = None
login = None
welcome = None
economy = None
#
# construct GridInfo URL
#
@ -178,19 +198,16 @@ if __name__ == '__main__':
login = gridInfoXml.findtext('/login')
welcome = gridInfoXml.findtext('/welcome')
economy = gridInfoXml.findtext('/economy')
authenticator = gridInfoXml.findtext('/authenticator')
except urllib2.URLError:
print 'oops, failed to retrieve grid info, proceeding with guestimates...'
#
# fallback: use supplied uri in case GridInfo drew a blank
#
if not login: login = uri
return (gridname, gridnick, login, welcome, economy)
#
# ok, got everything, now construct the command line
#
clientArgs = ['matrix: %s' % gridnick]
def StartClient(client, nick, login, welcome, economy, avatar, password, location):
clientArgs = [ client ]
clientArgs += ['-loginuri', login]
if welcome: clientArgs += ['-loginpage', welcome]
@ -201,19 +218,55 @@ if __name__ == '__main__':
clientArgs += urllib.unquote(avatar).split()
clientArgs += [password]
#
# take a closer look at path: if it's a /region/X/Y/Z pattern, use
# it as the "SLURL
#
match = reLOC.match(path)
if match:
loc = 'secondlife:///%s/%d/%d/%d' % (match.group('region'),
int(match.group('x')),
int(match.group('y')),
int(match.group('z')))
clientArgs += [loc]
if location:
clientArgs += [location]
#
# all systems go
#
os.execv(client, clientArgs)
if __name__ == '__main__':
#
# parse command line options and deal with help requests
#
options = ParseOptions()
client = ParseConfig(options)
#
# sanity check: URI supplied?
#
if not sys.argv:
print 'missing opensim/matrix URI'
sys.exit(1)
#
# parse URI and extract scheme. host, port?, avatar?, password?
#
uri = sys.argv.pop()
(scheme, host, port, avatar, password, path) = ParseUri(uri)
#
# sanity check: matrix: or opensim: scheme?
#
if scheme != 'matrix' and scheme != 'opensim':
print 'hmm...unknown scheme %s, calling it a day' % scheme
#
# get grid info from OpenSim server
#
(gridname, gridnick, login, welcome, economy) = GetGridInfo(host, port)
#
# fallback: use supplied uri in case GridInfo drew a blank
#
if not login: login = uri
#
# take a closer look at path: if it's a /region/X/Y/Z pattern, use
# it as the "SLURL
#
location = ParsePath(path)
StartClient(client, gridnick, login, welcome, economy, avatar, password, location)