thunderbird.launcher

#!/bin/sh

REALHOME=$(getent passwd $(id -u) | cut -d ':' -f 6)

# When running the snap for the first time, try and locate an existing
# thunderbird config in $HOME/.thunderbird and import it.
# This requires the personal-files plug to be connected.
# This is a stopgap measure until proper profile migration is implemented
# in thunderbird.
SNAPDOT="$SNAP_USER_COMMON/.thunderbird"
if [ ! -d "$SNAPDOT" ]; then
  HOMEDOT="$REALHOME/.thunderbird"
  if [ -r "$HOMEDOT/profiles.ini" ]; then
    SIZE=$(du -sb "$HOMEDOT" | cut -f 1)
    AVAILABLE_BLOCKS=$(stat -f -c %a "$SNAP_USER_COMMON")
    BLOCK_SIZE=$(stat -f -c %s "$SNAP_USER_COMMON")
    AVAILABLE_SIZE=$(($AVAILABLE_BLOCKS * $BLOCK_SIZE))
    if [ "$AVAILABLE_SIZE" -gt "$SIZE" ]; then
      printf '%s\n' "Importing existing thunderbird profiles from $HOMEDOT"
      TS1=$(date +%s.%3N)
      mkdir -p "$SNAPDOT"
      cp -a "$HOMEDOT"/* "$SNAPDOT/"
      # Search and replace absolute file paths in plain-text config files.
      find "$SNAPDOT" \( -name "pkcs11.txt" -o -name "extensions.json" \) \
          -exec sed -i "s#$HOMEDOT#$SNAPDOT#g" {} \;
      # Patch the imported profiles to set the default one for use by the snap
      # (legacy mode, no dedicated profiles).
      $SNAP/patch-default-profile.py "$SNAPDOT/profiles.ini"
      TS2=$(date +%s.%3N)
      T=$(printf '%s' "$TS1 $TS2" | awk '{printf "%.3f",$2-$1}')
      printf '%s\n' "Import done in $T s"
    else
      printf '%s\n' "Not importing existing firefox profiles from $HOMEDOT "
          "because there is not enough available space in $SNAP_USER_COMMON "
          "(required: $SIZE bytes / available: $AVAILABLE_SIZE bytes)"
    fi
  fi
fi

exec "$SNAP/usr/lib/thunderbird/thunderbird-bin" "$@"