[gopass] Add password revealing to rofi-gopass

When an individual entry is opened the hidden password can now be
revealed, using `Alt+s` by default.

gopass/.local/bin/rofi-gopass

@@ -61,6 +61,7 @@ set_defaults() {
   KEY_CLIP_PASS="${RGP_KEY_CLIP_PASS:-$(get_config KEY_CLIP_PASS Ctrl+Alt+p)}"
   KEY_ENTRYMENU_FILL="${RGP_KEY_ENTRYMENU_FILL:-$(get_config KEY_ENTRYMENU_FILL Return)}"
   KEY_ENTRYMENU_CLIP="${RGP_KEY_ENTRYMENU_CLIP:-$(get_config KEY_ENTRYMENU_CLIP Alt+Return)}"
+  KEY_ENTRYMENU_SHOWFIELD="${KEY_ENTRYMENU_SHOWFIELD:-$(get_config KEY_ENTRYMENU_SHOWFIELD Alt+s)}"
   KEY_ENTRYMENU_QUIT="${RGP_KEY_ENTRYMENU_QUIT:-$(get_config KEY_ENTRYMENU_QUIT Alt+BackSpace)}"
 
   AUTOFILL_BACKEND="${RGP_BACKEND:-$(get_config AUTOFILL_BACKEND xdotool)}"
@@ -162,21 +163,29 @@ autofill() {
 # opens a menu for the specified gopass entry, containing its individual fields
 entrymenu() {
   local entry="$1"
+  local deobfuscate="$2"
   local k_entrymenu_fill="${KEY_ENTRYMENU_FILL}"
   local k_entrymenu_clip="${KEY_ENTRYMENU_CLIP}"
+  local k_entrymenu_showfield="${KEY_ENTRYMENU_SHOWFIELD}"
   local k_entrymenu_quit="${KEY_ENTRYMENU_QUIT}"
 
-  local pass_obfuscation="(hidden)"
+  local pass
+  if [ "$deobfuscate" = "true" ]; then
+    pass="$(show_password "$entry")"
+  else
+    pass="(hidden)"
+  fi
 
   local field
   field=$(
-    printf "password: %s\n%s" "$pass_obfuscation" "$(list_fields "$entry")" |
+    printf "password: %s\n%s" "$pass" "$(list_fields "$entry")" |
       _rofi \
         -kb-accept-entry "" \
         -kb-custom-1 "$k_entrymenu_fill" \
         -kb-custom-2 "$k_entrymenu_clip" \
         -kb-custom-3 "$k_entrymenu_quit" \
-        -mesg " ᐊ $k_entrymenu_quit ᐊ | $k_entrymenu_fill: fill selection | $k_entrymenu_clip: clip selection |"
+        -kb-custom-4 "$k_entrymenu_showfield" \
+        -mesg " ᐊ $k_entrymenu_quit ᐊ | $k_entrymenu_fill: fill selection | $k_entrymenu_clip: clip selection | $k_entrymenu_showfield: reveal password"
   )
   exit_value=$?
   exit_check "$exit_value"
@@ -203,6 +212,9 @@ entrymenu() {
   "12")
     main
     ;;
+  "13")
+    entrymenu "$entry" "true"
+    ;;
   esac
 }