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executable file 65 lines (51 sloc) 1.82 KB
#! /usr/bin/env python
import sys,os,SocketServer,signal,array
from SimpleHTTPServer import SimpleHTTPRequestHandler
import sig
def num(data_str):
a = array.array('h')
a.fromstring(data_str)
s = sig.Signal(raw_signal=a)
d = sig.Decoder(signal=s)
bits = ''.join(str(b[0]) for b in d.bits())
cc = ''.join(n for n in sig.cc_num(bits))
return cc
class Server(SimpleHTTPRequestHandler):
def do_POST(self):
length = int(self.headers.getheader('content-length'))
data_str = self.rfile.read(length)
# with open('out.pcm', 'w') as out:
# out.write(data_str)
try:
response_str = num(data_str)
print 'decoded swipe:',response_str
except Exception as e:
print 'ERROR: exception while decoding swipe:'
print e.message
try:
response_str = num(''.join(n for n in reversed(data_str)))
print 'reversed swipe:',response_str
except Exception as e:
print 'ERROR: exception while decoding REVERSED swipe:'
print e.message
response_str = 'ERROR: could not decode swipe'
self.send_response(200)
self.send_header("Content-Length", str(len(response_str)))
self.send_header("Content-type", self.guess_type('abc.txt'))
self.end_headers()
self.wfile.write(response_str)
def handle_int(sig_num, stack_frame):
try:
httpd.server_close()
except Exception as e:
pass
signal.signal(signal.SIGINT, handle_int)
if __name__ == '__main__':
if len(sys.argv) > 1:
os.chdir(sys.argv[1])
httpd = SocketServer.TCPServer(('0.0.0.0', 8080), Server)
try:
print 'serving up the goods'
httpd.serve_forever()
except Exception as e:
httpd.server_close()