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tpm/scripts/shared_functions.sh
2015-08-03 00:42:03 +02:00

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# shared functions and constants
# using @tpm_plugins is now deprecated in favor of using @plugin syntax
tpm_plugins_variable_name="@tpm_plugins"
SHARED_TPM_PATH=""
# sets a "global variable" for the current file
shared_set_tpm_path_constant() {
local string_path="$(tmux start-server\; show-environment -g TMUX_PLUGIN_MANAGER_PATH | cut -f2 -d=)/"
# manually expanding tilde or `$HOME` variable.
string_path="${string_path/#\~/$HOME}"
SHARED_TPM_PATH="${string_path/#\$HOME/$HOME}"
}
_tmux_conf_contents() {
cat /etc/tmux.conf ~/.tmux.conf 2>/dev/null
}
shared_get_tpm_plugins_list() {
# DEPRECATED: lists plugins from @tpm_plugins option
echo "$(tmux start-server\; show-option -gqv "$tpm_plugins_variable_name")"
# read set -g @plugin "tmux-plugins/tmux-example-plugin" entries
_tmux_conf_contents |
awk '/^ *set +-g +@plugin/ { gsub(/'\''/,""); gsub(/'\"'/,""); print $4 }'
}
# Allowed plugin name formats:
# 1. "git://github.com/user/plugin_name.git"
# 2. "user/plugin_name"
shared_plugin_name() {
local plugin="$1"
# get only the part after the last slash, e.g. "plugin_name.git"
local plugin_basename="$(basename "$plugin")"
# remove ".git" extension (if it exists) to get only "plugin_name"
local plugin_name="${plugin_basename%.git}"
echo "$plugin_name"
}
shared_plugin_path() {
local plugin=$1
local plugin_name="$(shared_plugin_name "$plugin")"
echo "${SHARED_TPM_PATH}${plugin_name}/"
}
# TMUX messaging is weird. You only get a nice clean pane if you do it with
# `run-shell` command.
echo_message() {
local message="$1"
tmux run-shell "echo '$message'"
}
reload_tmux_environment() {
tmux source-file ~/.tmux.conf >/dev/null 2>&1
}
plugin_already_installed() {
local plugin="$1"
local plugin_path="$(shared_plugin_path "$plugin")"
[ -d "$plugin_path" ] &&
cd "$plugin_path" &&
git remote >/dev/null 2>&1
}
end_message() {
echo_message ""
echo_message "TMUX environment reloaded."
echo_message ""
echo_message "Done, press ENTER to continue."
}
# Ensures a message is displayed for 5 seconds in tmux prompt.
# Does not override the 'display-time' tmux option.
display_message() {
local message="$1"
# display_duration defaults to 5 seconds, if not passed as an argument
if [ "$#" -eq 2 ]; then
local display_duration="$2"
else
local display_duration="5000"
fi
# saves user-set 'display-time' option
local saved_display_time="$(get_tmux_option "display-time" "750")"
# sets message display time to 5 seconds
tmux set-option -gq display-time "$display_duration"
# displays message
tmux display-message "$message"
# restores original 'display-time' value
tmux set-option -gq display-time "$saved_display_time"
}
ensure_tpm_path_exists() {
mkdir -p "$SHARED_TPM_PATH"
}
fail_helper() {
local message="$1"
echo "$message" >&2
FAIL="true"
}
exit_value_helper() {
if [ "$FAIL" == "true" ]; then
exit 1
else
exit 0
fi
}