#!/bin/sh
#
# ========================================================================
#
# *
# * This file is part of MARS, the MAGIC Analysis and Reconstruction
# * Software. It is distributed to you in the hope that it can be a useful
# * and timesaving tool in analysing Data of imaging Cerenkov telescopes.
# * It is distributed WITHOUT ANY WARRANTY.
# *
# * Permission to use, copy, modify and distribute this software and its
# * documentation for any purpose is hereby granted without fee,
# * provided that the above copyright notice appear in all copies and
# * that both that copyright notice and this permission notice appear
# * in supporting documentation. It is provided "as is" without express
# * or implied warranty.
# *
#
#
#   Author(s): Daniela Dorner  08/2004 <mailto:dorner@astro.uni-wuerzburg.de>
#
#   Copyright: MAGIC Software Development, 2000-2007
#
#
# ========================================================================
#
# This script links a special callisto.rc for data, for which the 
# calibration with the standard callisto.rc failes. 
# 
# The sequences with failing calibration are searched by searching for the 
# reason of failure in the callisto.log Then the special callisto.rc is 
# linked to the directory of the sequence. 
#

source `dirname $0`/sourcefile
printprocesslog "INFO starting $0"
program=makecallistolinks
column=fCallisto
table=SequenceProcessStatus

set -C

# check if script is already running
lockfile=$lockpath/lock-$program.txt
checklock 

callistorcseq=callisto.rc
callistorcnew=callisto_Dec04Jan05.rc

# query failed callistos (returncode 13) from DB
query="SELECT fSequenceFirst, fTelescopeNumber from SequenceProcessStatus where fReturnCode=13 and fProgramId=14 and fSequenceFirst<200000"
primaries=( `sendquery` )
if [ ${#primaries[@]} -eq 0 ]
then 
   printprocesslog "INFO nothing to do -> exit" 
   finish 
fi
num=`expr ${#primaries[@]} / 2 `

cd $mars

printprocesslog "INFO linking callisto.rc files"
for (( s=0 ; s < $num ; s++ ))
do
   sequence=${primaries[$s+$s]}
   telnum=${primaries[$s+$s+1]}
   callistorc=$datapath/callisto/`printf %08d $sequence | cut -c 0-4`/`printf %08d $sequence`/$callistorcseq
   if ! ls -l $callistorc 2>/dev/null | grep $callistorcnew >/dev/null
   then 
      printprocesslog "INFO linking $callistorcnew to $callistorc for sequ $sequence"
      # resetting the calibration
      printprocesslog "INFO resetting the callisto for sequence $sequence" 

      query="UPDATE SequenceProcessStatus set fStartTime=NULL, fFailedTime=NULL, fProgramId=NULL, fReturnCode=NULL where fSequenceFirst=$sequence and fTelescopeNumber=$telnum"
      if ! sendquery 
      then 
         printprocesslog "ERROR resetting calibration failed for sequence $sequence"
         continue
      else 
         printprocesslog "INFO resetted calibration successfully for sequence $sequence"
      fi
      
      #linking callisto.rc
      if ln -fs $setuppath/callisto/$callistorcnew $callistorc
      then 
         printprocesslog "INFO link callisto.rc successfully for sequence $sequence"
      else 
         printprocesslog "ERROR linking callisto.rc failed for sequence $sequence"
      fi
      
   fi
done

finish