[zsh] Add gpg-crypt commands

zsh/functions.zsh

@@ -102,3 +102,25 @@ sudoedit() {
 }
 alias sudoe="sudoedit"
 alias sue="sudoedit"
+
+# gpg-crypt {{{
+  # Encrypt the given file or directory to a given recipient
+  function gpg-encrypt() {
+    if [ "$#" -ne 2 ]; then
+      echo "Usage: $0 FILE/DIRECTORY RECIPIENT" >&2
+      return 1
+    fi
+
+    tar -c `basename $1` | gpg --encrypt --recipient $2 -o `basename $1`.tar.gpg
+  }
+
+  # Decrypt the given tar.gpg file
+  function gpg-decrypt() {
+    if [ "$#" -ne 1  ] || [[ "$1" != *.tar.gpg ]]; then
+      echo "Usage: $0 FILE.tar.gpg" >&2
+      return 1
+    fi
+
+    gpg --quiet --decrypt $1 | tar -x
+  }
+# }}}