#/usr/bin/env python

import sys
import MySQLdb
from time import *
from datetime import *

class DataBase:
   def connect(self):
      self.db = MySQLdb.connect(db="szene",\
      host="localhost", \
      user="szeneevents", \
      passwd="szene", \
      use_unicode=1)
      print "Connection to databse established"

   def close (self):
      self.db.close()
      print "Connection to database detached"

   def get_latest_uid_category(self, type):
      c = self.db.cursor()
      sqlqueue="SELECT uid FROM tx_skcalendar_" + type
      c.execute(sqlqueue)
      j=1
      for i in c:
         if i[0] > j:
            j = i[0]
      print "latest uid for %s is: %i" % (type, j)
      return j

   def get_latest_monthid(self, type):
      c = self.db.cursor()
      sqlqueue="SELECT uid FROM tx_skcalendar_" + type
      c.execute(sqlqueue)
      j=1
      for i in c:
         if i[0] > j:
            j = i[0]
      print "latest uid for %s is: %i" % (type, j)
      return j

   def create_rubrik(self, rubrik, parentid, new_month):
      latest_month_id = ("SELECT `uid` FROM `pages` WHERE `title` = '" + new_month + "' AND `pid` = '""" + parentid + "'")
      self.db.query(latest_month_id)
      monthid = self.db.store_result().fetch_row()[0][0]
      #print "%s %s %s" % (rubrik, parentid, new_month)
      #print monthid
      #monthid = monthid[0][0]
      get_rubrik_id = ("""SELECT `uid` FROM `pages` WHERE `title` = '"""+ rubrik + """' AND `pid` = '""" + str(monthid) + """' LIMIT 1""")
      self.db.query(get_rubrik_id)
      rubrik_id = self.db.store_result().fetch_row()
      ## create dir for the rubrik if it doesn't exist yet
      if not rubrik_id:
         sqlqueue = " \
		    INSERT INTO `pages` (`pid`,`title`,`doktype`,`urltype`,`tx_rgmenu_special`,`sorting`,`cruser_id`) \
            VALUES ("\
            + "'" + str(monthid) + "', " \
            + "'" + str(rubrik) + \
		    "', '254','1','5','8','1');"
         self.db.query(sqlqueue)
         print "Created rubrik %s under monthid %s pid %s" % (rubrik, parentid, monthid)
         #print sqlqueue
      get_rubrik_id = ("""SELECT `uid` FROM `pages` WHERE `title` = '"""+ rubrik + """' AND `pid` = '""" + str(monthid) + """' LIMIT 1""")
      self.db.query(get_rubrik_id)
      rubrik_id = self.db.store_result().fetch_row()[0][0]
      if not rubrik_id:
         print "Couldn't create rubrik %s" % rubrik
         sys.exit()
      return rubrik_id

   def prepare_new_month(self, parentid, month):
      '''create a new folder in typo3 under the given parentid
      '''
      new_month = str(month)
      #parentid = str(34)
      doktype = str(254)
      perms_user = str(31)
      perms_group = str(27)
      hidden = str(1)
      tx_rgmenu_special = str(5)
      tstamp = str(int(mktime(datetime.now().timetuple())))
      ## delete entries with same parent id and month to avoid duplicates
      #latest_month_id = ("DELETE FROM `pages` WHERE `title` = '" + new_month + "' AND `pid` = '" + parentid + "'")
	  ## better don't delete, just inform
      latest_month_id = ("""SELECT `uid` FROM `pages` WHERE `title` = '"""+ new_month + """' AND `pid` = '""" + parentid + """' LIMIT 1""")
      self.db.query(latest_month_id)
      monthid = self.db.store_result().fetch_row()
      self.monthid = monthid
      if monthid:
          print "Caution, the month >%s< alread exists in this dir >%s< !" % (new_month, parentid)
          print "It's ID is >%s<. I'm cowardly stopping now." % monthid[0][0]
          print "Rename or delete it manually to go on with this action."
          return

      ## insert new month (as typo3 folder)
      sqlqueue="INSERT INTO `pages` (`pid`, `title`, `doktype`, `tstamp`, `perms_user`, `perms_group`, `hidden`, `tx_rgmenu_special`) \
      VALUES (" \
      + "'" + parentid + "', " \
      + "'" + new_month + "', " \
      + "'" + doktype + "', " \
      + "'" + tstamp + "', " \
      + "'" + perms_user + "', " \
      + "'" + perms_group + "', " \
      + "'" + hidden + "', " \
      + "'" + tx_rgmenu_special \
      + "');"
      #print sqlqueue
      c = self.db.cursor()
      c.execute(sqlqueue)

      ## get uid of newly created month, there should be exactly one
      latest_month_id = ("SELECT `uid` FROM `pages` WHERE `title` = '" + new_month + "' AND `pid` = '""" + parentid + "'")
      self.db.query(latest_month_id)
      monthid = self.db.store_result().fetch_row()[0][0]
      print "The new month has the ID >%s<" % monthid

      '''
      ## create categories
      for title in categories:
         sqlqueue = " \
		    INSERT INTO `pages` (`pid`,`title`,`doktype`,`urltype`,`tx_rgmenu_special`,`sorting`,`cruser_id`) \
            VALUES ("\
            + "'" + str(monthid) + "', " \
            + "'" + title + \
		    "', '254','1','5','8','1');"
         c.execute(sqlqueue)
         print sqlqueue
      '''

   def delete_month_entries(self, monthid):
      '''create a new folder in typo3 under the given parentid
      '''
      c = self.db.cursor()
      rubrik_query = ("""SELECT `uid` FROM `pages` WHERE `pid` = """ + monthid )
      c.execute(rubrik_query)
      rubrik_ids = c.fetchall()
      print "deleting rubrik IDs: " + rubrik_ids
      for r_id in rubrik_ids:
         self.delete_event_in_rubrik(r_id)

   def delete_event_in_rubrik(self, rubrikid):
      print rubrikid[0]
      rubrikid = str(rubrikid[0])
      #delete_query = ("""SELECT `uid` FROM `tx_skcalendar_event` WHERE `pid` = """ + rubrikid )
      delete_query = ("""DELETE FROM `tx_skcalendar_event` WHERE `pid` = """ + rubrikid )
      c = self.db.cursor()
      c.execute(delete_query)
      #rubrik_ids = c.fetchall()
      #print rubrik_ids

   def prepare_event(self, event_dic, month, day, parentid, rubrikid):
      '''hiermit wird eine neue Veranstaltung in passender Form
      fuer die VCE Extension vorbereitet'''
	  ## event_pid is the uid of the current rubrik
      event_pid = rubrikid
      if int(event_pid) <= int(parentid):
         print "Event ID is smaller than parent ID."
         print "%s <= %s" % (event_pid, parentid)
         print "This should not happen, so I stop processing here."
         sys.exit()
      event_title = "<p class=\"uhrzeit\">%s</p><p class=\"titel\">%s</p><p class=\"veranst\">%s</p>" \
		% (event_dic["WANN_START_XML"], event_dic["WAS_XML"], event_dic["WO_XML"])
      event_description = event_dic["INFORMATION"]
      event_startdate = self.calc_correct_day(month, day)
      event_targetgroup = "5"
      event_category = "1"
      event_organizer = "1"
      event_location = "1"
      event_tstamp = str(int(mktime(datetime.now().timetuple())))
      event_crdate = str(int(mktime(datetime.now().timetuple())))
      ## felder ohne default wert mit leerem string besetzen
      event_image = ""
      event_link = ""
      event_exeptions = ""
      event_l18n_diffsource = ""
      event = (event_pid, event_title, event_description, event_startdate, event_targetgroup, event_category, event_organizer, event_location, event_tstamp, event_crdate, event_image, event_link, event_exeptions, event_l18n_diffsource) 
      #print event
      return event

   def insert_event(self, dataset):
      '''den MySQL Befehl absetzen'''
      #sqlqueue="INSERT INTO `tx_skcalendar_event` (`pid`) VALUES ('29');"
      #c.execute(sqlqueue)
      '''
      sqlqueue="INSERT INTO `tx_skcalendar_event` (`pid` , `title`, `description`, `targetgroup`, `category`, `organizer`, `location`, `tstamp` , `crdate` ) VALUES (" \
      + "'" + self.event_pid + "', "\
      + "'" + self.event_title + "', "\
      + "'" + self.event_description + "', "\
      + "'" + self.event_targetgroup + "', "\
      + "'" + self.event_category + "', "\
      + "'" + self.event_organizer + "', "\
      + "'" + self.event_location + "', "\
      + "'" + self.event_tstamp + "', "\
      + "'" + self.event_crdate \
      + "');"
      print "folgende Datensaetze einfuegen:"
      for i in dataset:
         print i
      #c.executemany("""INSERT INTO `tx_skcalendar_event` (`pid` , `title`, `description`, `startdate`, `targetgroup`, `category`, `organizer`, `location`,  `tstamp` , `crdate`, `image`, `link`, `exeptions`, `l18n_diffsource`) VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s)""", data)
      '''
      #data = self.prepare_event()
      c = self.db.cursor()
      c.executemany("""INSERT INTO `tx_skcalendar_event` (`pid` , `title`, `description`, `startdate`, `targetgroup`, `category`, `organizer`, `location`,  `tstamp` , `crdate`, `image`, `link`, `exeptions`, `l18n_diffsource`) VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s)""", dataset)

   def insert_organizer(self):
      #get_organizers_from_config()
      return
      
   def calc_correct_day(self, month, day):
      return str(int(mktime((datetime(2008,int(month),int(day),11,11,00)).timetuple())))  
      
if __name__ == '__main__':
    test = DataBase()
    test.connect()
    #test.get_latest_uid_category("organizer")
    datasource = XMLSource()
    #test.insert_event()
    test.close()
    sys.exit(0)


'''
## zur Umwandlungs von unix timestamps in mysql un umgekehrt
from time import *
from datetime import *
# von mysql (unix) timestamp in python datetime umwandeln
datetime.fromtimestamp(1199142000)
# und zurueck
mktime((datetime(2008,01,31,21,8,00)).timetuple())

## Python & MySQL
# http://www.kitebird.com/articles/pydbapi.html
# http://dustman.net/andy/python/python-and-mysql

'''