[gopass] Ensure default variables are set

gopass/.local/bin/rofi-gopass

@@ -6,7 +6,7 @@
 
 # typing tool used, choice of:
 # xdotool |
-BACKEND=xdotool
+# BACKEND=xdotool
 
 # the complete typing chain autoentry uses
 # possible fields:
@@ -18,15 +18,20 @@ BACKEND=xdotool
 # By default it enters the username, tabs down, and enters the password
 # It does not press return at the end for safety, though you can add
 # :return to make it do so.
-AUTOENTRY_CHAIN="username :tab password"
+# AUTOENTRY_CHAIN="username :tab password"
 
 # wait time before entering each input
 # in milliseconds
-AUTOENTRY_DELAY=20
+# AUTOENTRY_DELAY=20
 
 # default key bindings
 # Automatically enter username and password
-KEY_AUTOENTRY="Return"
+# KEY_AUTOENTRY="Return"
+
+# The field name containing your gopass username
+# can take multiple names, separated by space
+# Will go through names in descending precedence
+# GOPASS_USERNAME_FIELD="username user login"
 
 # rofi wrapper. Add custom settings here.
 _rofi() {
@@ -53,31 +58,48 @@ _gp_show_password() {
   gopass show -f --password "$1"
 }
 
-GOPASS_USERNAME_ATTEMPTS="username user login"
-
-# return username for argument passed
-_gp_show_username() {
-  for key in $GOPASS_USERNAME_ATTEMPTS; do
-
-  done
-  gopass show -f "$1" username || gopass -f show "$1" user || gopass -f show "$1" login
-}
-
 # send password to clipboard
 _gp_clip_password() {
   gopass show -c "$1"
 }
 
+# attempt to return the field specified
+# attempts all (space separated) fields until the
+# first one successfully returned
+_gp_get_field() {
+  local gp_entry="$1"
+  local gp_field="$2"
+  local gp_opt="$3"
+
+  for key in $gp_field; do
+    # return on first successfully returned key
+    if [ -n "$gp_opt" ]; then
+      gopass show "$gp_opt" -f "$gp_entry" "$key" && break
+    else
+      gopass show -f "$gp_entry" "$key" && break
+    fi
+  done
+}
+
+# return username for argument passed
+_gp_show_username() {
+  _gp_get_field "$1" "${GOPASS_USERNAME_FIELD:-"username user login"}"
+}
+
+_gp_clip_username() {
+  _gp_get_field "$1" "${GOPASS_USERNAME_FIELD:-"username user login"}" "-c"
+}
+
 # invoke the dotool to type inputs
 _type() {
   local tool
   local toolmode
   local key
-  tool="${BACKEND}"
+  tool="${BACKEND:-xdotool}"
   toolmode="$1"
   key="$2"
 
-  "$tool" "$toolmode" --delay "$AUTOENTRY_DELAY" "$key"
+  "$tool" "$toolmode" --delay "${AUTOENTRY_DELAY:-20}" "$key"
 }
 
 # automatically enter entry chain, set via AUTOENTRY_CHAIN
@@ -86,7 +108,7 @@ autoentry() {
   local selected
   local autoentry_chain
   selected="${1}"
-  autoentry_chain="${AUTOENTRY_CHAIN}"
+  autoentry_chain="${AUTOENTRY_CHAIN:-username :tab password}"
 
   for part in $autoentry_chain; do
     case "$part" in
@@ -103,7 +125,7 @@ autoentry() {
 main() {
   # entry="$(list_passwords | _rofi -kb-accept-entry "" -kb-custom-1 "${key_autotype}" -kb-custom-2 "${key_usertype}" -kb-custom-3 "${key_passtype}" -kb-custom-4 "${key_actions}" -mesg "${key_autotype}: Autotype | ${key_usertype}: Type User | ${key_passtype}: Type Pass | ${key_actions}: More Actions")"
 
-  entry="$(_gp_list_passwords | _rofi -kb-accept-entry "" -kb-custom-1 "${KEY_AUTOENTRY}")"
+  entry="$(_gp_list_passwords | _rofi -kb-accept-entry "" -kb-custom-1 "${KEY_AUTOENTRY:-Return}")"
   exit_value=$?
 
   exit_check "${exit_value}"