import cookielib
import urllib
import urllib2
import time
import re
import sys
from HTMLParser import HTMLParser

# Handles HTML data
class MLStripper(HTMLParser):
    def __init__(self):
        self.reset()
        self.fed = []
    def handle_data(self, d):
        self.fed.append(d)
    def get_data(self):
        return ''.join(self.fed)

# Gets string between two other strings in a string, stringception :D
def find_between( s, first, last ):
    try:
        start = s.index( first ) + len( first )
        end = s.index( last, start )
        return s[start:end]
    except ValueError:
        print "error"

# Gets rid of HTML tags, we need plain, legible english!
def strip_tags(html):
    s = MLStripper()
    s.feed(html)
    return s.get_data()

# Searches the html source of the RT page for a specific section that holds the description
def getDescription(data):
    messageBody = find_between(str(data),'<div class="message-stanza plain-text-white-space">','</div>')
    if('<span' in messageBody):
        start = 0;
        end = messageBody.index('<span')
        return strip_tags(messageBody[start:end])
    return strip_tags(messageBody)

# Searches the html source of the RT page for a specific section that holds the requestor's name
def getContact(data):
    noHtml = strip_tags(data)
    requestors = find_between(noHtml,'Requestors:','Cc:')
    requestors = requestors.splitlines()
    requestors = filter(lambda x:  not re.match(r'^\s*$', x), requestors)
    return requestors

# IDs of the URL parameters in Salesforce
subjectID = "&cas14="
contactNameID = "&cas3="
descriptionID="&cas15="
accountNameID="&cas4="

# The PHP code runs this script with an argument, which is from the user's input of RT URL
url = sys.argv[1] # this will be the RT URL
#url="https://rt.corexchange.com/Ticket/Display.html?id=231338"

# Pretend this script is a browser so I can get some cookies!
values = {'user' : '-snip-',
          'pass' : '-snip-' }
data = urllib.urlencode(values)
cookies = cookielib.CookieJar()
opener = urllib2.build_opener(
    urllib2.HTTPRedirectHandler(),
    urllib2.HTTPHandler(debuglevel=0),
    urllib2.HTTPSHandler(debuglevel=0),
    urllib2.HTTPCookieProcessor(cookies))
response = opener.open(url, data)
the_page = response.read()
http_headers = response.info()

# Prepares the info to be in a URL (no spaces, special characters, etc)
final_subject = urllib.quote_plus(strip_tags(find_between(str(the_page),'<title>','</title>')))
final_desc = urllib.quote_plus(getDescription(the_page))
final_contact = urllib.quote_plus(getContact(the_page)[0])
baseURL='https://na4.salesforce.com/500/e?retURL=%2F500%2Fo&RecordType=01260000000DZlO&ent=Case'
addToURL='&CF00N60000001iwk8="8600%20Harry%20Hines%20Blvd/Fl-1/Ste-200/Rm-Data"&00N60000001iwkf=Maintenance%20Request&00N60000002AGjT=zColo&00N60000002DNPX=zColo&cas11=Customer'
addToURL += subjectID + final_subject
addToURL += contactNameID + final_contact
addToURL += descriptionID + final_desc
finalURL = baseURL + addToURL

# This is the DATA that is passed back to PHP
print find_between(str(the_page),'<title>','</title>') + "DELIMITER"
print getDescription(the_page) + "DELIMITER"
print getContact(the_page)[0] + "DELIMITER"
print finalURL