findfiles Script

#!/bin/sh

# findfiles.sh: "find" with less typing
#
# Usage: findfiles.sh [-h | -help | help] [-d <directory>] [-n "<pattern>"] [-g[i] <pattern>] -o <file>]
#
#   -h | -help | help = Print help message
#   -d <directory>    = Search within <directory> (default is current directory)
#   -n "<pattern>"    = Search for filenames matching <pattern> (Using * wildcards)
#   -g[i] <pattern>   = "grep" files for <pattern> (Use -gi for grep -i)
#   -o <file>         = Send output to <file> (OVERWRITES EXISTING FILE!)
#
# Note: stderr is suppressed.

PRINT_USAGE=FALSE
SEARCH_DIR="."
NAME_PATTERN=""
GREP_PATTERN=""
GREP_OPTION="-l"
OUTPUT_FILE=""

# Parse arguments
while [ $# -ge 1 ]; do

   case "$1" in
      -h | -help | help )
         # = Print help message
         PRINT_USAGE=TRUE
         ;;

      -d )
         # = Search within <directory> (default is current directory)
         if [ $# -ge 2 ]; then
            if [ -d $2 ]; then
               SEARCH_DIR=$2
               shift
            else
               echo "$0: Not a directory: $2"
               exit 1
            fi
         else
            echo "$0: Warning: No directory found for -d option"
            echo "   Using current directory..."
         fi
         ;;

      -n )
         # = Search for filenames matching <pattern> (Using * wildcards)
         if [ $# -ge 2 ]; then
            NAME_PATTERN="$2"
            shift
         else
            echo "$0: Warning: No pattern found for -n option"
            echo "   Searching all files..."
         fi

      -gi )
         # = "grep" files for <pattern>
         if [ $# -ge 2 ]; then
            GREP_PATTERN="$2"
            GREP_OPTION="-li"
            shift
         else
            echo "$0: Warning: No pattern found for -g option"
            echo "   Returning all found files..."
         fi
         ;;

      -g )
         # = "grep" files for <pattern>
         if [ $# -ge 2 ]; then
            GREP_PATTERN="$2"
            shift
         else
            echo "$0: Warning: No pattern found for -g option"
            echo "   Returning all found files..."
         fi
         ;;

      -o )
         # = Send output to <file>
         if [ $# -ge 2 ]; then
            OUTPUT_FILE=$2
            shift
         else
            echo "$0: Warning: No file found for -o option"
            echo "   Output sent to stdout..."
         fi
         ;;

      * )
         echo "$0: Unknown argument: $1"
         exit 1
         ;;

   esac

   # Next argument
   shift

done # while [ $# -ge 1 ]; do

# Print help message?
if [ $PRINT_USAGE = TRUE ]; then
   echo "Usage: $0 [-h | -help | help] [-d <directory>] [-n \"<pattern>\"]"
   echo "          [-g[i] <pattern>] -o <file>]"
   echo ""
   echo "   -h | -help | help = Print help message"
   echo "   -d <directory>    = Search within <directory> (default is current directory)"
   echo "   -n \"<pattern>\"    = Search for filenames matching <pattern> (Using * wildcards)"
   echo "   -g[i] <pattern>   = \"grep\" files for <pattern> (Use -gi for grep -i)"
   echo "   -o <file>         = Send output to <file> (OVERWRITES EXISTING FILE!)"
   echo ""
   echo "Note: $0 suppresses stderr stderr from \"find\"!"
   exit 0
fi

if [ "$NAME_PATTERN" != "" ]; then

   # -n

   if [ "$GREP_PATTERN" != "" ]; then

      # -n -g

      if [ "$OUTPUT_FILE" != "" ]; then

         # -n -g -o

         find $SEARCH_DIR -name "$NAME_PATTERN" -exec grep $GREP_OPTION "$GREP_PATTERN" {} \; 2>/dev/null >$OUTPUT_FILE

      else

         # -n -g

         find $SEARCH_DIR -name "$NAME_PATTERN" -exec grep $GREP_OPTION "$GREP_PATTERN" {} \; 2>/dev/null

      fi # END -o SWITCH

   else

      # -n

      if [ "$OUTPUT_FILE" != "" ]; then

         # -n -o

         find $SEARCH_DIR -name "$NAME_PATTERN" -print 2>/dev/null >$OUTPUT_FILE

      else

         # -n

         find $SEARCH_DIR -name "$NAME_PATTERN" -print 2>/dev/null

      fi # END -o SWITCH

   fi # END -g SWITCH

else

   if [ "$GREP_PATTERN" != "" ]; then

      # -g

      if [ "$OUTPUT_FILE" != "" ]; then

         # -g -o

         find $SEARCH_DIR -exec grep $GREP_OPTION "$GREP_PATTERN" {} \; 2>/dev/null >$OUTPUT_FILE

      else

         # -g

         find $SEARCH_DIR -exec grep $GREP_OPTION "$GREP_PATTERN" {} \; 2>/dev/null

      fi # END -o SWITCH

   else

      if [ "$OUTPUT_FILE" != "" ]; then

         # -o

         find $SEARCH_DIR -print 2>/dev/null >$OUTPUT_FILE

      else

         # NO ARGUMENTS

         find $SEARCH_DIR -print 2>/dev/null

      fi # END -o SWITCH

   fi # END -g SWITCH

fi # END -n SWITCH