#!/usr/bin/python
"""
This isa http server for bots
based on python BaseHTTPServer
designed to work with bot.py
Please address comments to <mailto:seth@robustai.net>
or to <mailto:bot-dev@yahoogroups.com>
or join us in open development at <irc://irc.openprojects.net/sailor>

Note: be sure to include the zone*.html files in the working dir to run it.
Access it in you browser with the url:
<http://localhost:8000/>

    credits         This derivitive of BaseHTTPSwever
                    was originall written by Daniel Biddle <mailto:deltab@osian.net> 
    licenseUrl      <http://www.gnu.org/licenses/gpl.html>
    version         see server_version in class BotHTTPRequestHandler below
    revised         05/29/2002 10 am
    status          works for level of development
    knownBugs       if command has no arg, then ?command will blow up server
    lastProgress    "revised name to sailorServer, instantiating a sailor."
    priorProgress   "processArgs passess ?command1=arg&command2=arg to agent"
    inProgress
    nextToDo0       accept any html file on the path and look for {} performatives
    nextToDo1       
    nextToDo2       accept input parameters for domain, port, and BotName
    thinkingAbout0  how to use POST to be compatable with REST
    thinkingAbout1  "".
"""

import BaseHTTPServer
import urllib
import sailor


def getZone(htmlFile):
    try:
        f=open(htmlFile,'r')
        s=''
        for i in f:
            s=s+i
        return s
    except:
        return 'Could not find '+htmlFile+' in working directory'


class BotHTTPRequestHandler(BaseHTTPServer.BaseHTTPRequestHandler):
    me=sailor.wake(MyName='SethBot',ownedBy='Seth')
    server_version = 'sailorServer/0.050'
    zone1=getZone('zone1.html')
    zone2=getZone('zone2.html')
    debugSt=''
    def do_GET(self):
        """Serve a GET request."""

        # so i can see what i am doing
        # setting debug to 1 will show dignostics on screen
        self.debug=0
        self.debugSt=''
        self.showDebug('path', self.path)
        mpath,margs=urllib.splitquery(self.path)

        if margs == None:
            self.showDebug('splitquery', 'None')
        else:
            self.processArgs(margs)

        # all output to the screen comes through here
        x=self.zone1+self.debugSt+'<p><pre>'+self.me.sayGraphServer()+'</pre>'+self.zone2
        
        self.send_response(200)
        self.send_header("Content-type", "text/html")
        self.end_headers()
        
        self.wfile.write(x)

    def processArgs(self,xargs):
        args=xargs.split('&')
        toDo=[]
        for arg in args:
            xname,xvalue=urllib.splitvalue(arg)
            toDo.append([xname,xvalue])
            self.showDebug('xname', xname)
            self.showDebug('xvalue', xvalue)
        for do in toDo:
            # fix the urlencoding
            do[1]=urllib.unquote(do[1].replace('+',' '))
        #send it to the agent for execuition
        self.showDebug('toDo', toDo)
        self.me.doit(toDo)    

    def do_POST(self):
        # Can't seem to get POST to work .. oh well ...
        # I'll just have to hide from the REST cops 
        self.send_response(200)
        self.send_header("Content-type", "text/html")
        self.end_headers()
        x='path='+self.path
        self.wfile.write(x)

    def showDebug(self, xname, xstr):
        if self.debug:
            n=xname
            if type(xstr)==type('a'):
                v=xstr
            else:
                v=repr(xstr)
            l=v.replace('<','&lt;')
            r=l.replace('>','&gt;')
            self.debugSt=self.debugSt+n+'= '+r+'<br>'

def test(HandlerClass = BotHTTPRequestHandler,
    ServerClass = BaseHTTPServer.HTTPServer):
    BaseHTTPServer.test(HandlerClass, ServerClass)


if __name__ == '__main__':
    test()