local plugin="$1"

local branch="$2"

if [ -n "$branch" ]; then

cd "$(tpm_path)" &&

GIT_TERMINAL_PROMPT=0 git clone -b "$branch" --single-branch --recursive "$plugin" >/dev/null 2>&1

else

cd "$(tpm_path)" &&

GIT_TERMINAL_PROMPT=0 git clone --single-branch --recursive "$plugin" >/dev/null 2>&1

fi

local plugin="$1"

local branch="$2"

clone "$plugin" "$branch" ||

clone "https://git::@github.com/$plugin" "$branch"

local plugin="$1"

local branch="$2"

local plugin_name="$(plugin_name_helper "$plugin")"

if plugin_already_installed "$plugin"; then

echo_ok "Already installed \"$plugin_name\""

else

echo_ok "Installing \"$plugin_name\""

clone_plugin "$plugin" "$branch" &&

echo_ok " \"$plugin_name\" download success" ||

echo_err " \"$plugin_name\" download fail"

fi

local plugins="$(tpm_plugins_list_helper)"

for plugin in $plugins; do

IFS='#' read -ra plugin <<< "$plugin"

install_plugin "${plugin[0]}" "${plugin[1]}"

done

local path="$(tpm_path)"

# check the write permission flag for all users to ensure

# that we have proper access

[ -w "$path" ] ||

echo_err "$path is not writable!"

ensure_tpm_path_exists

verify_tpm_path_permissions

install_plugins

exit_value_helper