A script to rename in mass replacing a string by an other

mass-rename-replace.sh

#!/usr/bin/env bash

# Bash colors
RED="\033[0;31m"
GREEN="\033[0;32m"
ORANGE="\033[0;33m"
YELLOW="\033[1;33m"
NC="\033[0m" # No Color
ERROR="${RED}ERREUR:"
SUCCESS="${GREEN}OK:"
WARNING="${ORANGE}ATTENTION:"
NOTICE="${YELLOW}INFO:"

if [[ -z "$1" ]]
then
  printf "${ERROR} You must pass the source directory name as first argument${NC}\n"
  exit 1
fi
if [[ ! -d "$1" ]]
then
  printf "${ERROR} The directory '$1' doesn't exist${NC}\n"
  exit 1
fi


if [[ -z "$2" ]]
then
  printf "${ERROR} You must pass the search string as second argument${NC}\n"
  exit 1
fi

if [[ -z "$3" ]]
then
  printf "${ERROR} You must pass the replace string as third argument${NC}\n"
  exit 1
fi

targetDir="${1%/}"

search="$2"
replace="$3"


printf "${NOTICE}> The process will rename the following files:${NC}\n"
for file in $(ls $targetDir)
do
  newName="$(echo $file | sed s/$search/$replace/g)"
  if [[ "$file" != "$newName" ]]
  then
    echo "* \"$file\"  −−>  \"$newName\" : mv $targetDir/$file $targetDir/$newName"
  fi
done

printf "${NOTICE}\n> Do you confirm the process ?${NC}\n"
select yn in "Yes" "No"; do
    case $yn in
        Yes )
          start=`date +%s`
          i=$((0))
          errorsNumber=$((0))

          for file in $(ls $targetDir)
          do
            newName="$(echo $file | sed s/$search/$replace/g)"
            if [[ "$file" != "$newName" ]]
            then
              echo "* \"$file\"  −−>  \"$newName\""

              mv $targetDir/$file $targetDir/$newName

              if [[ $? != "0" ]]
              then
                printf "${ERROR} Impossible de convertir '$file'${NC}\n"
                errorsNumber=$(($errorsNumber+1))
              else
                printf "${SUCCESS}.${NC}\n"
              fi
            fi
          done
          end=`date +%s`
          runtime=$((end-start))
          if [[ $(($errorsNumber)) > 0 ]]
          then
            printf "${ERROR} $errorsNumber errors encountered!${NC}\n"
            exit 1
          else
            printf "${SUCCESS} $i files has been renamed in ${runtime}s.${NC}\n"
          fi

          break;;
        No )
          printf "${WARNING} Process canceled by the user. Exiting.${NC}\n"
        exit;;
    esac
done

exit 0

Installation

$ scp me@localhost me@remotehost:/home/me/mass-rename-replace.sh
$ ssh me@remotehost
$ chmod +x /home/me/mass-rename-replace.sh

Usage

In text mode :

remi@poremil:~/d/dev/generate-swap-project:24-generate-package-file
$ ls scripts/
gulp-tasks  tota  toto
remi@poremil:~/d/dev/generate-swap-project:24-generate-package-file
$ ./mass-rename-replace.sh 
ERREUR: You must pass the source directory name as first argument
remi@poremil:~/d/dev/generate-swap-project:24-generate-package-file
$ ./mass-rename-replace.sh not-existant-folder
ERREUR: The directory 'not-existant-folder' doesn't exist
remi@poremil:~/d/dev/generate-swap-project:24-generate-package-file
$ ./mass-rename-replace.sh scripts/
ERREUR: You must pass the search string as second argument
remi@poremil:~/d/dev/generate-swap-project:24-generate-package-file
$ ./mass-rename-replace.sh scripts/ ta
ERREUR: You must pass the replace string as third argument
remi@poremil:~/d/dev/generate-swap-project:24-generate-package-file
$ ./mass-rename-replace.sh scripts/ ta TA
INFO:> The process will rename the following files:
* "gulp-tasks"  −−>  "gulp-TAsks" : mv scripts/gulp-tasks scripts/gulp-TAsks
* "tota"  −−>  "toTA" : mv scripts/tota scripts/toTA
INFO:
> Do you confirm the process ?
1) Yes
2) No
#? 2
ATTENTION: Process canceled by the user. Exiting.
remi@poremil:~/d/dev/generate-swap-project:24-generate-package-file
$ ./mass-rename-replace.sh scripts/ ta TA
INFO:> The process will rename the following files:
* "gulp-tasks"  −−>  "gulp-TAsks" : mv scripts/gulp-tasks scripts/gulp-TAsks
* "tota"  −−>  "toTA" : mv scripts/tota scripts/toTA
INFO:
> Do you confirm the process ?
1) Yes
2) No
#? 1
* "gulp-tasks"  −−>  "gulp-TAsks"
OK:.
* "tota"  −−>  "toTA"
OK:.
OK: 0 files has been renamed in 0s.