Shell Programming and Scripting

files_found=N
csv_file_type=NONE
client_code=NONE
client_file_id=NONE
#|--------------------------------------------
#|  Check arguments passed
#|---------------------------------------------
if [ $# = 0 ]
then
echo "===> ERROR : No parameters were passed to this Program <===="
exit
fi
#|--------------------------------------------
#|  Report arguments passed
#|---------------------------------------------
printf "\nThe arguments passed are: $*\n"
#|--------------------------------------------
#|  Check the apps password
#|---------------------------------------------
ret=`sqlplus -s $1 <<!! 
exit;
!!`

if [ -n "$ret" ] ; then
   echo $ret
   printf "===> ERROR : Incorrect password for oracle user apps <=== \n"                         
   exit 1
fi
#|--------------------------------------------
#|  Check the inbound file directory exists
#|---------------------------------------------

INBOUND_DIRECTORY=$5
echo $INBOUND_DIRECTORY
if [ ! -s "$INBOUND_DIRECTORY" ] ; then 
    printf "\n"
    printf "===> ERROR : The file directory $INBOUND_DIRECTORY cannot be found .... exiting.. <=== \n"
    printf "\n"
    exit 1
fi

#|-----------------------------------------------------
#| Function checks if second string is in first string
#|----------------------------------------------------
function checkstr
{   a=${1/$2*/}
    if [ "$1" = "$a" ]
    then
         return 1
    else
         return 0
    fi
}
#|---------------------------------------------------------------------------------------
#| Loop through files in directory
#|   Puts the file name in first field of each file line
#|   Grabs the file size and date into variables
#|---------------------------------------------------------------------------------------
for csv_dir_file in `ls /orautildir/FEXTESTC/*.csv 2>/dev/null`
do
  files_found=Y
  # Removes the directory from the file name by copying only last field
  # $NF is the last field and -F/ makes / the field separator
  csv_file=`echo "$csv_dir_file" |  awk -F/ '{ print $NF }'`
  #printf "File IS  $csv_file \n"   
  #Grabs first field, note -F sets the field separator to a comma
  first_field=`head -1 $csv_dir_file | awk -F, '{ print $1 }'`
   if [ "$csv_file" != "$first_field" ]
   then
      printf "File name and 1st field are different \n"
      sed "1,$ s/^/$csv_file,/" $csv_dir_file > $csv_dir_file.tmp #Replace Start of Line with Filename
      mv $csv_dir_file.tmp $csv_dir_file # " instead of ' allows $i to be a shell variable
   fi
   csv_file_dir=$INBOUND_DIRECTORY
   csv_file_date=`ls -l "$csv_dir_file" |  awk  '{ print $8" "$6"-"$7 }' `
   csv_file_size=`ls -l "$csv_dir_file" |  awk  '{ print $5 }' `
   printf "File found is $csv_file in directory is $csv_file_dir with date is $csv_file_date and size is $csv_file_size \n"
   printf "\n"
   #|-----------------------------------------------------
   #| Check the type of file from the file name
   #|-----------------------------------------------------
   filename=`echo "$csv_file" | tr 'A-Z' 'a-z'` # Brings everything to lowercase
   if checkstr "$filename" "err" # Checks if "error" is in the file name
   then
       csv_file_type=ERROR_FILE
       client_code=`head -1 $csv_dir_file | awk -F, '{ print $2 }' ` # Grabs client code from 2nd field
       client_file_id=`head -1 $csv_dir_file | awk -F, '{ print $4 }' ` # Grabs client file id from 4th field
   elif  checkstr "$filename" "feed"
   then
       csv_file_type=FEEDBACK_FILE
       client_code=`head -1 $csv_dir_file | awk -F, '{ print $2 }' ` # Grabs client code from 2nd field
       client_file_id=`head -1 $csv_dir_file | awk -F, '{ print $4 }' ` # Grabs client file id from 4th field
   else
       csv_file_type=NONE
       client_code=NONE
       client_file_id=NONE
   fi
   printf "The client file id is $client_file_id  \n "   
   #|-----------------------------------------------------
   #| Log the file's arrival in a table
   #|----------------------------------------------------
   if [ $csv_file_type != "NONE" ] && [ $client_code != "NONE" ] && [ $client_file_id != "NONE" ]
   then
         log=`sqlplus -s $1 <<EOS
            SET FEEDBACK OFF;
            WHENEVER SQLERROR EXIT;
            INSERT INTO XXFIN.FIPS_FILES(client_file_id,client_code,file_name,file_directory,file_date,file_size,file_type,status)
                  VALUES($client_file_id,$client_code,'$csv_file','$csv_file_dir','$csv_file_date',$csv_file_size,'$csv_file_type','NEW');
            COMMIT;
            EXIT;
         EOS`
         if [ -n "$log" ] ; then
            if checkstr "$log" "FIPS_FILES_UI"
            then
               printf " \n "
               printf "===================================================================== \n "
               printf "===> This file FILE $csv_file has ALREADY been loaded <=== \n "
               printf "===================================================================== \n "
               printf " \n "
            else
               printf "===> ERROR : Failed to insert into table FIPS_FILES for file $csv_file , Message $log \n "
               exit 1
            fi
         fi
   fi   
done
#|-----------------------------------------------------
#| Return error if no files were found in the directory
#|-----------------------------------------------------
if [ $files_found == "N" ]
then
  printf "\n"
  printf "===> ERROR No .csv files were found in directory $INBOUND_DIRECTORY <=== \n"
  printf "\n"
  exit 1
fi

for var in A B C ;do
  echo "var is $var"
done

if checkstr "$filename" "err" # Checks if "error" is in the file name

for n in {1..10}
do
   out=$(( $n % 2 ))
   if [ $out -eq 0 ]
   then
 echo "$n is even number"
   else
 echo "$n is ODD number"
   fi
done
 
'/test1.prog: line 2: syntax error near unexpected token `do
'/test1.prog: line 2: `do

x=1
while [ $x -le 5 ]
do
  echo "Welcome $x times"
  x=$(( $x + 1 ))
done

./test2.prog: line 6: syntax error near unexpected token `done'
./test2.prog: line 6: `done'
 
COUNTER=20
until [  $COUNTER -lt 10 ]
do
    echo COUNTER $COUNTER
    let COUNTER-=1
done
./test.prog: line 7: syntax error: unexpected end of file