tmux-resurrect/scripts/save.sh
2014-10-26 16:59:41 +01:00

153 lines
4.3 KiB
Bash
Executable File

#!/usr/bin/env bash
CURRENT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
source "$CURRENT_DIR/variables.sh"
source "$CURRENT_DIR/helpers.sh"
source "$CURRENT_DIR/spinner_helpers.sh"
pane_format() {
local delimiter=$'\t'
local format
format+="pane"
format+="${delimiter}"
format+="#{session_name}"
format+="${delimiter}"
format+="#{window_index}"
format+="${delimiter}"
format+=":#{window_name}"
format+="${delimiter}"
format+="#{window_active}"
format+="${delimiter}"
format+=":#{window_flags}"
format+="${delimiter}"
format+="#{pane_index}"
format+="${delimiter}"
format+=":#{pane_current_path}"
format+="${delimiter}"
format+="#{pane_active}"
format+="${delimiter}"
format+="#{pane_current_command}"
format+="${delimiter}"
format+="#{pane_pid}"
echo "$format"
}
window_format() {
local delimiter=$'\t'
local format
format+="window"
format+="${delimiter}"
format+="#{session_name}"
format+="${delimiter}"
format+="#{window_index}"
format+="${delimiter}"
format+="#{window_active}"
format+="${delimiter}"
format+=":#{window_flags}"
format+="${delimiter}"
format+="#{window_layout}"
echo "$format"
}
state_format() {
local delimiter=$'\t'
local format
format+="state"
format+="${delimiter}"
format+="#{client_session}"
format+="${delimiter}"
format+="#{client_last_session}"
echo "$format"
}
dump_panes_raw() {
tmux list-panes -a -F "$(pane_format)"
}
_save_command_strategy_file() {
local save_command_strategy="$(get_tmux_option "$save_command_strategy_option" "$default_save_command_strategy")"
local strategy_file="$CURRENT_DIR/../save_command_strategies/${save_command_strategy}.sh"
local default_strategy_file="$CURRENT_DIR/../save_command_strategies/${default_save_command_strategy}.sh"
if [ -e "$strategy_file" ]; then # strategy file exists?
echo "$strategy_file"
else
echo "$default_strategy_file"
fi
}
pane_full_command() {
local pane_pid="$1"
local strategy_file="$(_save_command_strategy_file)"
# execute strategy script to get pane full command
$strategy_file "$pane_pid"
}
save_shell_history() {
local pane_id="$1"
local pane_command="$2"
local full_command="$3"
if [ "$pane_command" = "bash" ] && [ "$full_command" = ":" ]; then
# leading space prevents the command from being saved to history
# (assuming default HISTCONTROL settings)
local write_command=" history -w '$(resurrect_history_file "$pane_id")'"
# C-e C-u is a Bash shortcut sequence to clear whole line. It is necessary to
# delete any pending input so it does not interfere with our history command.
tmux send-keys -t "$pane_id" C-e C-u "$write_command" C-m
fi
}
# translates pane pid to process command running inside a pane
dump_panes() {
local full_command
local d=$'\t' # delimiter
dump_panes_raw |
while IFS=$'\t' read line_type session_name window_number window_name window_active window_flags pane_index dir pane_active pane_command pane_pid; do
# check if current pane is part of a maximized window and if the pane is active
if [[ "${window_flags}" == *Z* ]] && [[ ${pane_active} == 1 ]]; then
# unmaximize the pane
tmux resize-pane -Z -t "${session_name}:${window_number}"
fi
full_command="$(pane_full_command $pane_pid)"
echo "${line_type}${d}${session_name}${d}${window_number}${d}${window_name}${d}${window_active}${d}${window_flags}${d}${pane_index}${d}${dir}${d}${pane_active}${d}${pane_command}${d}:${full_command}"
done
}
dump_windows() {
tmux list-windows -a -F "$(window_format)"
}
dump_state() {
tmux display-message -p "$(state_format)"
}
dump_bash_history() {
dump_panes |
while IFS=$'\t' read line_type session_name window_number window_name window_active window_flags pane_index dir pane_active pane_command full_command; do
save_shell_history "$session_name:$window_number.$pane_index" "$pane_command" "$full_command"
done
}
save_all() {
local resurrect_file_path="$(resurrect_file_path)"
mkdir -p "$(resurrect_dir)"
dump_panes > $resurrect_file_path
dump_windows >> $resurrect_file_path
dump_state >> $resurrect_file_path
ln -fs "$resurrect_file_path" "$(last_resurrect_file)"
if save_bash_history_option_on; then
dump_bash_history
fi
restore_zoomed_windows
}
main() {
if supported_tmux_version_ok; then
start_spinner "Saving..." "Tmux environment saved!"
save_all
stop_spinner
display_message "Tmux environment saved!"
fi
}
main