#!/bin/bash
################################################################################
#
# File:         files4bug
# Description:  Displays the files related to a bug ID
# Author:       Andrew@DeFaria.com
# Created:      Wed Jun 11 13:22:11 PDT 2003
# Language:     Bash Shell
# Modifications:06/17/2003 AD: Changed 2310_onu -> onu2310 as the card directory
#		has changed. Also added -to and -cc options.
#
# (c) Copyright 2003, Andrew@DeFaria.com, all rights reserved
#
################################################################################
# Set me to command name
me=$(basename $0)

# Set adm_base
adm_base="$SITE_TOOLS_PATH/adm"

# Set adm_fpath
adm_fpath="${adm_fpath:-$adm_base/functions}"

# Source functions
. "$adm_fpath/common"

function usage {
  display "$me: [ -view <viewtag> ] <bugid> [<bugid>]"
  display
  display "Where:"
  display
  display "\t-view\tView path to use (default $SITE_OFFICIAL_VIEW)"
  display "\t<bugid>\tBug ID(s) to search for"
 
  exit 1
} # usage

function cleanup {
  debug "ENTER cleanup"
  rm -f /tmp/$me.$$
  debug "EXIT cleanup"
  exit
} # cleanup

trap cleanup INT EXIT ERR

# Get parameters                                                                
view_path=""
bugs=""
while (($# > 0)); do
  case "$1" in
      -usage)
        usage
      ;;

      -v|-verbose)
        verbose=yes
      ;;                                                                        

      -d|-debug)
        debug=yes
      ;;                                                                        

      -view)
        shift
	view_path="$1"
      ;;

      *)
        bugs="$bugs $1"
      ;;
  esac
  shift
done

if [ -z "$view_path" ]; then
  vob="$SITE_SNAPSHOT_VIEW_PATH/$SITE_OFFICIAL_VIEW/salira"
  view_name="$SITE_OFFICIAL_VIEW"
else
  vob="$view_path/salira"
fi

cd $vob > /dev/null 2>&1

if (($? != 0)); then
  error "Unable to cd to $vob" 1
fi

if [ -z "$view_name" ]; then
  view_name=$(cleartool pwv -short)
fi

for bug in $bugs; do
  # Check for bug IDs supplied as numbers only. Prepend "BUGS2" and 
  # number of required zeros to make bug ID. IOW you can specify "7"
  # or BUGS200000007 but not "BUGS07", etc
  if ((${#bug} < 13)); then
    declare -i len=13-${#bug}
    if (($len < 5)); then
      # Can't even prepend "BUGS2"!
      display "Invalid bug id \"$bug\" encounterd - skipping..."
      continue
    else
      bugid="BUGS2"
      declare -i zeros=len-5
      while (($zeros > 0)); do
        bugid="${bugid}0"
	((zeros--))
      done
      newbug=$bugid$bug
      declare -i nbr=${newbug:4}
      declare str=${newbug:4}
      if [ $nbr != $str ]; then
        warning "Invalid bug ID encountered: $bug"
        continue
      fi
      bug=$newbug
    fi
  fi

  display "Files involved in bug ID $bug:"
  cleartool find -all -version "lbtype($bug)" -print | tr "\\\\" "/" >/tmp/$me.$$

  declare -i i=0

  while read element_version; do
    ((i++))
    # Chop off leading view path
    element_version=$(echo ${element_version##*$view_name})
    # Extract element portion
    element=$(echo $element_version | cut -f1 -d@)
    # Extract version portion
    version=$(echo $element_version | cut -f3 -d@)
    display "\t$element\t$version"
  done < /tmp/$me.$$

  if (($i == 0)); then
    display "No files involved in bug ID $bug"
  elif [ $i -eq 1 ]; then
    display "1 file involved in bug ID $bug"
  else
    display "$i files involved in bug ID $bug"
  fi
done 

cleanup