added scripts

1 files changed, 34 insertions, 0 deletions

diff --git a/scripts/util/pgen.sh b/scripts/util/pgen.sh
new file mode 100755
index 0000000..f3a7976
--- /dev/null
+++ b/scripts/util/pgen.sh
@@ -0,0 +1,34 @@
+#!/bin/bash
+
+# A pseudorandom password generator
+
+LEN=16 # default length
+SYMBOLS=true
+
+gen_psw() {
+  local len=$1
+  local symbols=$2
+  local charset="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
+
+  [[ $symbols == true ]] && charset="${charset}!@#$%^&*()_+{}|:<>?"
+
+  psw=$(< /dev/urandom tr -dc "$charset" | head -c "$len")
+  echo "$psw"
+}
+
+while [[ "$#" -gt 0 ]]; do
+  case $1 in
+    -l|--length) LEN="$2"; shift ;;
+    -ns|--no-symbols) SYMBOLS=false ;;
+    *) echo "Unknown flag: $1"; exit 1 ;;
+  esac
+  shift
+done
+
+PASSWORD=$(gen_psw "$LEN" "$SYMBOLS")
+echo "$PASSWORD"
+
+if command -v xclip &> /dev/null; then
+  echo -n "$PASSWORD" | xclip -selection clipboard
+  printf '%s\n' "Password has been copied." | dzen2 -p 1 -bg white -fg black -x -305 -y 50 -w 455 -h 50
+fi