avair.py

import clr
clr.AddReference('System.Net')
clr.AddReference('System.Xml')
clr.AddReference('System.Web')
clr.AddReference('System.Windows.Forms')
from System import *
from System.Xml import *
from System.Net import *
from System.IO import *
from System.Text import *
from System.Collections.Generic import *
from System.Environment import *
from System.Threading import *

# Important! Set this location to where you have configured the CrowdControl Downloader to use as its File Location
file = "C:\\audiovau\\CrowdControl\\ccDownload.txt"
lines = Array[str]([''])
fileLastRead = DateTime.UtcNow.AddSeconds(-3)

def GetSong(slot=0):
    try:
        return lines[slot]
    except Exception, e:
        print 'CrowdControl: Exception in GetSong ' + e.Message
        return ''
    
def ReadFile():
    global lines
    global fileLastRead
    #don't bother to read if it was read too recently

    if fileLastRead > DateTime.UtcNow.AddSeconds(-2): #don't read it too often
        return 
    
    print 'CrowdControl: Reading CC file'
    lines = File.ReadAllLines(file)
    fileLastRead = DateTime.UtcNow
    print 'CrowdControl: Printing file contents...'
    for l in lines:
        print '\t' + l

def GetCCSongForSlot(item): 
    print 'CrowdControl: GetCCSongForSlot' 
    #attempt to read the file
    try:
        ReadFile()
    except:
        print 'CrowdControl: Exception reading CC file'
        
    #look backwards from the passed-in ID.
    try:
        evalItem = None 
        if item != None:
            evalItem = item.PreviousItem
            if evalItem == None:
                print 'CrowdControl: PreviousItem is null'  
        
        print 'CrowdControl: Working on ' + item.Id.ToString()
        
        if evalItem != None:
            slotsFoundBeforeNow = 0
            count = 0
            while count < 20:
                count  = count + 1
            
                #keep looking past groups, non-scripts, and non-play events
                if evalItem.HasChildren or (not evalItem.Name.Contains('{ccSlot}')) or (not evalItem.IsPlayEvent): 
                    evalItem = evalItem.PreviousItem
                    continue               

                #we stop if we find something that's completed or running
                if evalItem.IsPlaying or evalItem.IsDone:
                    break
            
                slotsFoundBeforeNow = slotsFoundBeforeNow + 1
                evalItem = evalItem.PreviousItem
  
            song = GetSong(slotsFoundBeforeNow)
            print 'CrowdControl: Song for slot ' + slotsFoundBeforeNow.ToString() + ' (' + item.Id.ToString() + ') is ' + song
            return song
    except Exception, e:
        print 'CrowdControl: Exception in GetCCSongForSlot ' + e.StackTrace + ' and message is ' + e.Message
      
def ccSlot():
    return GetCCSongForSlot(ScheduleItem)