From e9da2e4a7170871297c892aa89402c4cf1dccb84 Mon Sep 17 00:00:00 2001
From: David Runge <dave@sleepmap.de>
Date: Wed, 16 Mar 2022 16:05:49 +0100
Subject: zsh: Helper function for package lookup by PGP key ID

.config/zsh/includes/functions.zsh:
Add function to lookup all packages signed by a given PGP key ID.
---
 .config/zsh/includes/functions.zsh | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/.config/zsh/includes/functions.zsh b/.config/zsh/includes/functions.zsh
index 7a87bee..6f08e59 100644
--- a/.config/zsh/includes/functions.zsh
+++ b/.config/zsh/includes/functions.zsh
@@ -395,4 +395,21 @@ function pasters() {
   curl --data-binary @"${file}" https://paste.rs
 }
 
+function pkg_keyid_lookup() {
+  # lookup all packages signed by a given PGP key ID (either 16 or 40 chars long)
+  local key_id="$1"
+  local key_id_length=${#key_id}
+
+  if (( $key_id_length == 40 )); then
+    key_id=${key_id[25,40]}
+    key_id_length=${#key_id}
+  fi
+
+  if (( $key_id_length != 16 )); then
+    printf "Key ID is not 40 or 16 chars long: %s\n" $key_id
+    return 1
+  fi
+
+  pacman -Sii | grep $key_id -B20 | grep Name |awk '{print $(NF)}'
+}
 # FUNCTIONS >
-- 
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