Update new clone.sh usage and argument parsing

Use proper arguments for new clone

README.md

@@ -48,12 +48,14 @@ create_ssh_config.sh [repo url full] ([jump proxy])
 Create a new clone
 
 ```sh
-new_clone.sh [repository] [branch] ([host]) ([remote name])
+new_clone.sh -r <Repository URL> -b <Branch Name> [-H <Host name>] [-f <Folder name>] [-n <Remote name>]
 ```
 
-The [host] is the SSH Host name entry, this will replace any "[host]:" in the [repository]. If the [host] is not set the host set in the [repository] will be used. If nothing found the script will abort
+The [host (-H)] is the SSH Host name entry, this will replace any "[host]:" in the [repository]. If the [host (-H)] is not set the host set in the [repository] will be used. If nothing found the script will abort. Note that if [host (-H)] is not set the host name will be the Repository name which has to match the SSH config setting.
 
-A [branch] name must be set all the time.
+A [branch (-B)] name must be set all the time.
+
+An override folder naem can be set with `-f`
 
 An optional [remote name] can be set, if not set "origin" will be used.
 

src/bin/new_clone.sh

@@ -6,15 +6,99 @@
 
 # COMMAND: new_clone.sh <Repo.git> <branch> [<host>] [<Repo Target Name>] [<remote name>]
 
-REPOSITORY="$1";
-BRANCH="$2";
-REMOTE_HOST="$3";
-REPOSITORY_FOLDER="$4"
-REMOTE_NAME="$5";
-if [ "${REPOSITORY}" == "--help" ]; then
-	echo "$0 <Repo.git> <branch> [<override host>] [<target folder>] [<remote name, defaults to origin>]";
+
+function error() {
+	if [ -t 1 ]; then echo "[MAK] ERROR: $*" >&2; fi; exit 0;
+}
+
+usage() {
+	cat <<EOF
+Usage: $(basename "${BASH_SOURCE[0]}") [-h | --help] -r | --repository <Repository URL> -b | --branch <Branch Name> [-H | --host <Host name>] [-f | --folder <Folder name>] [-n | --remote <Remote name>]
+
+New clone a git repository via ssh into the clone folder.
+
+Available options:
+
+-h, --help                        Print this help and exit
+-r, --repository <Repository URL> Repository path (e.g. user/repo.git)
+-b, --branch <Branch Name>        Branch to clone (e.g. main)
+-H, --host <Host name>            Override SSH host from ssh config (e.g. my-ssh-host)
+-f, --folder <Folder name>        Target folder name for the repository (e.g. repo-name)
+-n, --remote <Remote name>        Remote name (defaults to origin)
+
+EOF
+	exit
+}
+
+# REPOSITORY="$1";
+# BRANCH="$2";
+# REMOTE_HOST="$3";
+# REPOSITORY_FOLDER="$4"
+# REMOTE_NAME="$5";
+# if [ "${REPOSITORY}" == "--help" ]; then
+# 	echo "$0 <Repo.git> <branch> [<override host>] [<target folder>] [<remote name, defaults to origin>]";
+# 	exit;
+# fi;
+REPOSITORY="";
+BRANCH="";
+REMOTE_HOST="";
+REPOSITORY_FOLDER="";
+REMOTE_NAME="origin";
+while [ -n "${1-}" ]; do
+	case "${1}" in
+		-r | --repository)
+			REPOSITORY="${2-}";
+			shift
+			;;
+		-b | --branch)
+			BRANCH="${2-}";
+			shift
+			;;
+		-H | --host)
+			REMOTE_HOST="${2-}";
+			shift
+			;;
+		-f | --folder)
+			REPOSITORY_FOLDER="${2-}";
+			shift
+			;;
+		-n | --remote)
+			REMOTE_NAME="${2-}";
+			shift
+			;;
+		-h | --help)
+			usage
+			;;
+		# invalid option
+		-?*)
+			error "[!] Unknown option: '$1'."
+			;;
+	esac
+	shift;
+done;
+
+# if no repository or banch name given, show error
+error=0
+if [ -z "${REPOSITORY}" ]; then
+	echo "[!] Must set a repository full url, ssh only";
+	error=1;
+fi;
+if [ -z "${BRANCH}" ]; then
+	echo "[!] Must set a branch name";
+	error=1;
+fi;
+# further checks that repository folder if set can only by alphanumeric, -, _ or .
+if [ -n "${REPOSITORY_FOLDER}" ]; then
+	if ! [[ "${REPOSITORY_FOLDER}" =~ ^[a-zA-Z0-9._-]+$ ]]; then
+		echo "[!] Repository folder name can only contain alphanumeric characters, dots, dashes or underscores";
+		error=1;
+	fi;
+fi;
+
+if [ $error -eq 1 ]; then
 	exit;
 fi;
+
 if [ -z "${REMOTE_NAME}" ]; then
 	REMOTE_NAME="origin"
 fi;