IDP.py

   1 #!/usr/bin/python
   2 import sys,commands,math
   3 
   4 global urlbase,wget,COL
   5 #urlbase="http://localhost/websites/popcon-ubuntu/popcon.ubuntu.com/"
   6 urlbase="http://popcon.ubuntu.com/"
   7 #urlbase="http://popcon.debian.org/"
   8 wget='wget -qNr -O '
   9 COL=80
  10 
  11 def main():
  12         i=init()
  13         s=scarica(i[0],i[1],i[2],i[3],i[4],0)
  14         e=elabora(i[0],s[0],i[5])
  15         calcola(e[0],e[1],e[2],e[3])
  16         sys.exit(0)
  17         
  18 def init():
  19         l=len(sys.argv) #parole in linea di comando
  20         if (l!=2):
  21                 if (l==1):
  22                         print "Inserire un nome di pacchetto\n es: $ sudo ./idp.py htop"
  23                         sys.exit(1)
  24                 elif (l>2):
  25                         print "Attenzione: non accetto piu' di un pacchetto per volta! Solo il primo verra' considerato"
  26         p=sys.argv[1]
  27         print ""
  28         h=len(p)+2
  29         h=h*"="
  30         print h.center(COL)
  31         print p.upper().center(COL)
  32         print h.center(COL)     
  33         gfile='by_vote.gz'
  34         sez=commands.getoutput('apt-cache show -q=2 '+p+' |grep -m 1 \"Section: \" |sed -e \'s/Section:\s//g\'')
  35         commands.getoutput('echo \"'+sez+'\" > tf~')
  36         r=commands.getoutput('wc -l tf~ |sed -e \'s/\stf~//g \'')
  37         r=int(r)
  38         if (r!=1):
  39                 print "Errore: pacchetto inesistente o errore nel db locale,"
  40                 print "prova ad aggiornare il db pacchetti con 'sudo apt-get update'"
  41                 sys.exit(1)
  42         #se non esiste /usr/bin/wget: FIXME
  43                 #print "Installa wget e riprova, grazie!"
  44                 #sys.exit(1)
  45         if (sez.count('/')==0): #
  46                 ramo='main'
  47                 cat=sez
  48         else:
  49                 sez=sez.rsplit('/') #
  50                 ramo=sez[0]
  51                 cat=sez[1]
  52         print "Ramo: "+ramo
  53         print "Categoria: "+cat.strip('/')
  54         return [gfile,urlbase,wget,ramo,cat,p]
  55 
  56 def scarica(gfile,urlbase,wget,ramo,cat,unkn):
  57         catfile=ramo+'_'+cat.strip('/')+'_'+gfile
  58         if (unkn!=1):
  59                 cat+='/'
  60                 print "Recupero graduatoria globale   ("+urlbase+gfile+")..."
  61                 commands.getoutput(wget+gfile+' '+urlbase+gfile) #scarica graduatoria globale ordinata per voto
  62                 #se by_vote.gz esiste FIXME
  63                 print "OK"
  64         print "Recupero graduatoria di categoria   ("+urlbase+ramo+"/"+cat+gfile+")..."
  65         commands.getoutput(wget+catfile+' '+urlbase+ramo+'/'+cat+gfile) #scarica graduatoria della categoria ordinata per voto
  66         #se catfile esiste FIXME
  67         print "OK"
  68         return [catfile]
  69 
  70 def elabora(gfile,catfile,p):
  71         commands.getoutput('zcat '+catfile+' | grep -m 1 \"'+p+'   \" > tf~')
  72         test=commands.getoutput('cat tf~')
  73         if (test=='' or test.isspace()==1):
  74                 print "Maledizione, il pacchetto e' in 'unknown', devo riscaricare la categoria!"
  75                 unkn=1
  76                 s=scarica(gfile,urlbase,wget,'unknown','',1)
  77                 return elabora(gfile,s[0],p)
  78         c_rank=float(commands.getoutput('sed -e \'1!d\' tf~').rsplit(' ')[0]) #totale entry in graduatoria della categoria
  79         #print c_rank
  80         commands.getoutput('zcat '+catfile+' | grep \"Total   \" > tf~')
  81         c_tot=int(commands.getoutput('sed -e \'1!d\' tf~').rsplit(' ')[0]) #totale entry in graduatoria della categoria
  82         #print c_tot
  83         commands.getoutput('zcat '+gfile+' | grep \"Total   \" > tf~')
  84         g_tot=int(commands.getoutput('sed -e \'1!d\' tf~').rsplit(' ')[0]) #totale entry in graduatoria globale
  85         #print g_tot
  86         grep_tmp=commands.getoutput('zcat '+gfile+' | grep -m 1 \"'+p+'   \" > tf~')
  87         g_rank=float(commands.getoutput('sed -e \'1!d\' tf~').rsplit(' ')[0]) #rank in graduatoria globale
  88         #print g_rank
  89         commands.getoutput('rm -f *.gz tf~') #rimuovo file temporanei
  90         return [g_tot,g_rank,c_tot,c_rank]
  91         
  92 def calcola(g_tot,g_rank,c_tot,c_rank):
  93         idp=(((g_tot - g_rank) / g_tot) + ((c_tot - c_rank) / c_tot)) * 50 #calcolo I.D.P.
  94         if (idp-round(int(idp),1) < 0.5): #arrotondamento all'intero
  95                 idp=math.floor(idp) 
  96         else:
  97                 idp=math.ceil(idp)
  98         print ""
  99         idp="I.D.P.="+str(int(idp))+"%"
 100         print idp.center(COL)
 101         print ""
 102         
 103 main()