add tmux

dot_config/tmux/plugins/tpm/executable_tpm

@@ -0,0 +1,81 @@
+#!/usr/bin/env bash
+
+CURRENT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+BINDINGS_DIR="$CURRENT_DIR/bindings"
+SCRIPTS_DIR="$CURRENT_DIR/scripts"
+
+source "$SCRIPTS_DIR/variables.sh"
+
+get_tmux_option() {
+	local option="$1"
+	local default_value="$2"
+	local option_value="$(tmux show-option -gqv "$option")"
+	if [ -z "$option_value" ]; then
+		echo "$default_value"
+	else
+		echo "$option_value"
+	fi
+}
+
+tpm_path_set() {
+	tmux show-environment -g "$DEFAULT_TPM_ENV_VAR_NAME" >/dev/null 2>&1
+}
+
+# Check if configuration file exists at an XDG-compatible location, if so use
+# that directory for TMUX_PLUGIN_MANAGER_PATH. Otherwise use $DEFAULT_TPM_PATH.
+set_default_tpm_path() {
+	local xdg_tmux_path="${XDG_CONFIG_HOME:-$HOME/.config}/tmux"
+	local tpm_path="$DEFAULT_TPM_PATH"
+
+	if [ -f "$xdg_tmux_path/tmux.conf" ]; then
+		tpm_path="$xdg_tmux_path/plugins/"
+	fi
+
+	tmux set-environment -g "$DEFAULT_TPM_ENV_VAR_NAME" "$tpm_path"
+}
+
+# Ensures TMUX_PLUGIN_MANAGER_PATH global env variable is set.
+#
+# Put this in `.tmux.conf` to override the default:
+# `set-environment -g TMUX_PLUGIN_MANAGER_PATH "/some/other/path/"`
+set_tpm_path() {
+	if ! tpm_path_set; then
+		set_default_tpm_path
+	fi
+}
+
+# 1. Fetches plugin names from `@plugin` variables
+# 2. Creates full plugin path
+# 3. Sources all *.tmux files from each of the plugin directories
+#	 - no errors raised if directory does not exist
+# Files are sourced as tmux config files, not as shell scripts!
+source_plugins() {
+	"$SCRIPTS_DIR/source_plugins.sh" >/dev/null 2>&1
+}
+
+# prefix + I - downloads TPM plugins and reloads TMUX environment
+# prefix + U - updates a plugin (or all of them) and reloads TMUX environment
+# prefix + alt + u - remove unused TPM plugins and reloads TMUX environment
+set_tpm_key_bindings() {
+	local install_key="$(get_tmux_option "$install_key_option" "$default_install_key")"
+	tmux bind-key "$install_key" run-shell "$BINDINGS_DIR/install_plugins"
+
+	local update_key="$(get_tmux_option "$update_key_option" "$default_update_key")"
+	tmux bind-key "$update_key" run-shell "$BINDINGS_DIR/update_plugins"
+
+	local clean_key="$(get_tmux_option "$clean_key_option" "$default_clean_key")"
+	tmux bind-key "$clean_key" run-shell "$BINDINGS_DIR/clean_plugins"
+}
+
+supported_tmux_version_ok() {
+	"$SCRIPTS_DIR/check_tmux_version.sh" "$SUPPORTED_TMUX_VERSION"
+}
+
+main() {
+	if supported_tmux_version_ok; then
+		set_tpm_path
+		set_tpm_key_bindings
+		source_plugins
+	fi
+}
+main