fix-imessage.sh

#!/usr/bin/env bash
#
# fix-imessage.sh:jeff
#
# http://www.tonymacx86.com/threads/how-to-fix-imessage.110471/#TOP3.3

# Execute a command
#
# This function supports "dry-run" execution; set the variable NOM_DRY_RUN
# before execution of this function to enable it.
function exec_cmd() {
  local RET_CODE=-1
  EXEC_CMD=$*

  # Function argument list is empty
  if [[ -z "${EXEC_CMD}" ]]; then
    return "${RET_CODE}"
  fi

  # Fire in the hole!
  if [[ -n "${NOM_DRY_RUN}" ]]; then
    echo "DRY RUN: ${EXEC_CMD}"
    RET_CODE=0
  else
    ${EXEC_CMD}
    RET_CODE=$?
  fi

  # if [[ "${RET_CODE}" != 0 ]]; then
  #   echo -e "ERROR: Failure to execute input: \n\t${EXEC_CMD}\n"
  #   # EX_UNAVAILABLE (69) as per man 3 sysexits (BSD)
  #   # exit 69
  #   exit "${RET_CODE}"
  # fi

  return "${RET_CODE}"
}

function term_daemons() {
  local PATH
  PATH=/usr/bin

  exec_cmd "killall Messages"
  exec_cmd "killall identityserviced"
  exec_cmd "killall imagent"
  exec_cmd "killall securityd"
  exec_cmd "killall securityd_service"
}

function clean_caches() {
  local PATH
  local CACHE_DIR
  PATH=/bin
  CACHE_DIR=${HOME}/Library/Caches

  exec_cmd "cd ${CACHE_DIR}"
  if [[ $? -ne 0 ]]; then
    echo "ERROR: Could not change directory to ${CACHE_DIR}."
    return 1
  fi

  exec_cmd "rm -rfv com.apple.iCloudHelper*"
  exec_cmd "rm -rfv com.apple.Messages*"
  exec_cmd "rm -rfv com.apple.imfoundation.IMRemoteURLConnectionAgent*"
}

function clean_settings() {
  local PATH
  local PREFS_DIR
  PATH=/bin:/usr/bin
  PREFS_DIR=${HOME}/Library/Preferences

  exec_cmd "cd ${PREFS_DIR}"
  if [[ $? -ne 0 ]]; then
    echo "ERROR: Could not change directory to ${PREFS_DIR}."
    return 1
  fi

  exec_cmd "rm -rfv com.apple.iChat.*"
  exec_cmd "rm -rfv com.apple.icloud.*"
  exec_cmd "rm -rfv com.apple.imagent.*"
  exec_cmd "rm -rfv com.apple.imessage.*"
  exec_cmd "rm -rfv com.apple.imservice.*"
  exec_cmd "rm -rfv com.apple.ids.service*"

  exec_cmd "rm -rfv com.apple.madrid.plist*"
  exec_cmd "rm -rfv com.apple.imessage.bag.plist.*"

  exec_cmd "com.apple.identityserviced*"
  exec_cmd "com.apple.security.*"
}

function clean_trash() {
  local PATH
  local TRASH_DIR
  PATH=/bin:/usr/bin
  TRASH_DIR=${HOME}/.Trash

  exec_cmd "cd ${TRASH_DIR}"
  if [[ $? -ne 0 ]]; then
    echo "ERROR: Could not change directory to ${TRASH_DIR}."
    return 1
  fi

  exec_cmd "rm -rf *"
}

# Enable dry-run mode by uncommenting the following line.
# NOM_DRY_RUN=1

# The iMessage clean up job consists of the following tasks:
#
#   1. Terminate daemons that are associated with iMessage.
#   2. Remove cache files that are associated with iMessage.
#   3. Remove preferences that are associated with iMessage.
#   4. Empty the trash bin.
#
# As absurd as it sounds, I've had it resolve my own issues many times now.

echo "This script bases its file removal off the currently logged in user, "
echo "and must be ran as the user with the iMessage problem."
echo -e
echo "Is $(whoami) this user? (y/N)"

read -r LOGGED_USER

if [[ $LOGGED_USER = "y" || $LOGGED_USER = "Y" ]]; then
  echo "Terminating daemons associated with iMessage..."
  term_daemons

  echo "Removing user cached files associated with iMessage..."
  clean_caches

  echo "Removing user settings associated with iMessage..."
  clean_settings

  # echo "Emptying the user's trash bin..."
  # clean_trash

  echo "All done!"
else
  echo "Terminating without repair. Re-run this program as the user with the problem."
fi

echo "You should empty your trash bin to ensure removal of everything associated with iMessage."

exit 0