annotate pythonServer.py @ 1365:c4156df1dcb5

More instructions. Added comment box sections. Still wip.

import BaseHTTPServer
from os import walk
from os import path
from os import listdir
import inspect
import os
import urllib2
import pickle
import datetime

# Go to right folder. 
scriptdir = os.path.dirname(os.path.abspath(inspect.getfile(inspect.currentframe()))) # script directory
os.chdir(scriptdir) # does this work?

PSEUDO_PATH = 'example_eval/'
pseudo_files = []
for filename in listdir(PSEUDO_PATH):
    if filename.endswith('.xml'):
        pseudo_files.append(filename)

curSaveIndex = 0;
curFileName = 'test-0.xml'
while(path.isfile('saves/'+curFileName)):
	curSaveIndex += 1;
	curFileName = 'test-'+str(curSaveIndex)+'.xml'

pseudo_index = curSaveIndex % len(pseudo_files)

print 'URL: http://localhost:8000/index.html'

def send404(s):
	s.send_response(404)
	s.send_header("Content-type", "text/html")
	s.end_headers()
	
def processFile(s):
	s.path = s.path.rsplit('?')
	s.path = s.path[0]
	s.path = s.path[1:len(s.path)]
	st = s.path.rsplit(',')
	lenSt = len(st)
	fmt = st[lenSt-1].rsplit('.')
	size = path.getsize(urllib2.unquote(s.path))
	fileDump = open(urllib2.unquote(s.path))
	s.send_response(200)
	
	if (fmt[1] == 'html'):
		s.send_header("Content-type", 'text/html')
	elif (fmt[1] == 'css'):
		s.send_header("Content-type", 'text/css')
	elif (fmt[1] == 'js'):
		s.send_header("Content-type", 'application/javascript')
	else:
		s.send_header("Content-type", 'application/octet-stream')
	s.send_header("Content-Length", size)
	s.end_headers()
	s.wfile.write(fileDump.read())
	fileDump.close()
	
def saveFile(self):
	global curFileName
	global curSaveIndex
	varLen = int(self.headers['Content-Length'])
	postVars = self.rfile.read(varLen)
	print curFileName
	file = open('saves/'+curFileName,'w')
	file.write(postVars)
	file.close()
	try:
		wbytes = os.path.getsize('saves/'+curFileName)
	except OSError:
		self.send_response(200)
		self.send_header("Content-type", "text/xml")
		self.end_headers()
		self.wfile.write('<response state="error"><message>Could not open file</message></response>')
	self.send_response(200)
	self.send_header("Content-type", "text/xml")
	self.end_headers()
	self.wfile.write('<response state="OK"><message>OK</message><file bytes="'+str(wbytes)+'">"saves/'+curFileName+'"</file></response>')
	curSaveIndex += 1
	curFileName = 'test-'+str(curSaveIndex)+'.xml'

class MyHandler(BaseHTTPServer.BaseHTTPRequestHandler):
	def do_HEAD(s):
		s.send_response(200)
		s.send_header("Content-type", "text/html")
		s.end_headers()
	def do_GET(request):
		global pseudo_index
		global pseudo_files
		global PSEUDO_PATH
		if(request.client_address[0] == "127.0.0.1"):
			if (request.path == "/favicon.ico"):
				send404(request)
			else:
				if (request.path == '/'):
					request.path = '/index.html'
				elif (request.path == '/pseudo.xml'):
					request.path = '/'+PSEUDO_PATH + pseudo_files[pseudo_index]
					print request.path
					pseudo_index += 1
					pseudo_index %= len(pseudo_files)
				processFile(request)
		else:
			send404(request)

	def do_POST(request):
		if(request.client_address[0] == "127.0.0.1"):
			if (request.path == "/save" or request.path == "/save.php"):
				saveFile(request)
		else:
			send404(request)

def run(server_class=BaseHTTPServer.HTTPServer,
        handler_class=MyHandler):
    server_address = ('', 8000)
    httpd = server_class(server_address, handler_class)
    httpd.serve_forever()

run()