druckdev
91080dd6d6
Improve glog alias by creating a function for it that uses fzf to directly preview the full commit using git-show. The function also allows to select one of the commits and putting its abbreviated commit hash into the clipboard.
378 lines
9.7 KiB
Bash
378 lines
9.7 KiB
Bash
## Author: druckdev
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## Created: 2019-10-27 (originally 2019-08-28 as functions.zsh)
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## change into dir and print accordingly
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function cl() {
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cd "$@" && ls
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}
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## Copy file and append .bkp extension
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function bkp() {
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for file in "$@"; do
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cp -i "$file" "$file.bkp"
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done
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}
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## Launches program and detaches it from the shell
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function launch() {
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# eval "$@" ## does not work with special characters?
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launch_command="$1"
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shift
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$launch_command "$@" &>/dev/null & disown
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}
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## Compares two pdfs based on the result of pdftotext
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function pdfdiff() {
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if [[ $# -eq 2 && -r "$1" && -r "$2" ]]; then
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diff <(pdftotext "$1" -) <(pdftotext "$2" -)
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else
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echo "something went wrong" 2>&1
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return 1
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fi
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}
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## Gets Passwd from bitwarden and copies it into the clipboard
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function bwpwd() {
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if bw "get" "password" "$@" >/dev/null; then
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bw "get" "password" "$@" | tr -d '\n' | setclip
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else
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bw "get" "password" "$@"
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fi
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}
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## creates directory and changes into it
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function mkcd () {
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# Create directory
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mkdir "$@"
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# shift arguments if mkdir options were used
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while [ $# -gt 1 ]; do
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shift
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done
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if [ -d "$1" ]; then
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cd "$1"
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pwd
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fi
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}
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## Send a message over telegram by using the -e flag
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function msg() {
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if [ $# -ge 2 ]; then
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telegram-cli -W -e "msg $*" | grep -E "${${*/ /.*}//_/ }"
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# | grep -E "$(echo "$*" | sed 's/ /.*/; s/_/ /g')"
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else
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printf "\033[1;31mPlease specify a contact and a message.\n\033[0m" >&2
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fi
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}
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## Execute tg -e command but cuts of the uninteresting parts
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function tg() {
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tg="telegram-cli"
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if [ "$1" = "-e" ]; then
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shift
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$tg -N -W -e "$@" | tail -n +9 | head -n -2
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else
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$tg -N -W "$@"
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fi
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}
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## Encode and decode qr-codes
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function qr() {
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if [[ $# -eq 1 && -r "$1" ]]; then
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zbarimg "$1"
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else
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qrencode "$@"
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fi
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}
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## Edit config file
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function conf() {
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# default to vim if no editor is set
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local CONF_EDITOR=${EDITOR:-vim}
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# parse otions
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while getopts "e:" opt 2>/dev/null; do
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case $opt in
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e) CONF_EDITOR="$OPTARG";;
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*) printf "\033[1;31mUsage: $0 [-e <editor>] <program>[/subdirs] [<config_file>]\n\033[0m" >&2
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return 1 ;;
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esac
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done
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shift $(($OPTIND - 1 ))
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# CONF_EDITOR=( $(resolve -s $CONF_EDITOR) )
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# conf needs an argument
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if [ $# -eq 0 ]; then
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printf "\033[1;31mPlease specify a config.\n\033[0m" >&2
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return 1
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fi
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# search for program name in XDG_CONFIG_HOME and $HOME
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local CONF_DIR="$(_get_config_dir "$1")"
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if [ $? -ne 0 ]; then
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printf "\033[1;31mFalling back to $HOME.\n\033[0m" >&2
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CONF_DIR="$HOME"
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fi
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# open file with specified name if
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if [ $# -gt 1 ]; then
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if [ -r "$CONF_DIR/$2" ]; then
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$CONF_EDITOR "$CONF_DIR/$2"
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return 0
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else
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printf "\033[1;31mCould not find config file with that name.\n\033[0m" >&2
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return 1
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fi
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fi
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# possible config-file names + same in hidden
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local -a CONF_PATTERNS
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CONF_PATTERNS=(
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"$1.conf"
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"$1.config"
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"${1}rc"
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"config"
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"conf"
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"$1.yml"
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"$1.yaml"
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"config.ini"
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"$1"
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)
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# check if config file exists
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for config in $CONF_PATTERNS; do
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if [ -r "$CONF_DIR/$config" ]; then
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$CONF_EDITOR "$CONF_DIR/$config"
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return 0
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elif [ -r "$CONF_DIR/.$config" ]; then
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$CONF_EDITOR "$CONF_DIR/.$config"
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return 0
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fi
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done
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# if no config was found in a location other than HOME, look again in HOME.
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# (For cases like default vim with ~/.vim/ and ~/.vimrc)
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if [ "$CONF_DIR" != "$HOME" ];then
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for config in $CONF_PATTERNS; do
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# Only look for hidden files
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if [ -r "$HOME/.$config" ]; then
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$CONF_EDITOR "$HOME/.$config"
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return 0
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fi
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done
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fi
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printf "\033[1;31mCould not find config file.\n\033[0m" >&2
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return 1
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}
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## Change into config dir
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function c() {
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CONF_DIR="$(_get_config_dir $*)"
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if [ $? -eq 0 ]; then
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cd "$CONF_DIR"
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else
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printf "$CONF_DIR" >&2
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return 1
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fi
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}
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## Get config directory
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function _get_config_dir() {
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if [ $# -gt 1 ]; then
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printf "\033[1;31mPlease specify one config.\n\033[0m" >&2
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return 1
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elif [ $# -eq 0 ]; then
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echo "${XDG_CONFIG_HOME:-$HOME/.config}"
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elif [ -d "${XDG_CONFIG_HOME:-$HOME/.config}/$1" ]; then
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echo "${XDG_CONFIG_HOME:-$HOME/.config}/$1"
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elif [ -d "$HOME/.$1" ]; then
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echo "$HOME/.$1"
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else
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printf "\033[1;31mCould not find config home.\n\033[0m" >&2
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return 1
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fi
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}
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## Function that resolves a command to the end
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function resolve() {
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# TODO: comment!!
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# In script mode only the result and its arguments are printed
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# The result can then be used directly by other scripts without further
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# manipulation
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typeset SCRIPT_MODE VERBOSE_MODE 1>&2
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while getopts "sv" opt 2>/dev/null; do
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case $opt in
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s) SCRIPT_MODE=1;;
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v) VERBOSE_MODE=1;;
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*) echo "Unknown flag!" >&2
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return 1;;
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esac
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done
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shift $(( $OPTIND - 1 ))
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if (( $SCRIPT_MODE )) && (( $VERBOSE_MODE )); then
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echo "Script and verbose mode do no work together." >&2
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return 1
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fi
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typeset THIS THIS_COMMAND THIS_ARGUMENTS 1>&2
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# When receiving a command with arguments, do not differ between
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# one and multiple arguments.
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THIS="$*"
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THIS_COMMAND="${THIS%% *}"
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# ${THIS%%* } would result in THIS_COMMAND when no arguements are specified.
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# We want an empty string in this case.
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THIS_ARGUMENTS="${THIS#${THIS_COMMAND}}"
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# Resolve all aliases
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while [[ "$(which $THIS_COMMAND | head -n1)" =~ "^${THIS_COMMAND}: aliased to " ]]; do
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if (( $VERBOSE_MODE )); then
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echo $THIS_COMMAND$THIS_ARGUMENTS
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fi
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THIS="$(which "$THIS_COMMAND" | cut -d' ' -f4-)"
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THIS_COMMAND="${THIS%% *}"
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THIS_ARGUMENTS="${THIS#${THIS_COMMAND}}$THIS_ARGUMENTS"
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done
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command_type="$(type $THIS_COMMAND)"
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if [[ "$command_type" =~ "^$THIS_COMMAND is a shell function from " ]]; then
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if (( $SCRIPT_MODE )); then
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echo -n "$THIS_COMMAND$THIS_ARGUMENTS"
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return 0
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elif (( $VERBOSE_MODE )); then
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echo "$THIS_COMMAND$THIS_ARGUMENTS"
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else
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echo "$* is resolved to:\n$THIS_COMMAND$THIS_ARGUMENTS"
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fi
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echo -n "${command_type}:"
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from_file="$(echo $command_type | cut -d' ' -f7-)"
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# from_file=${command_type##* }
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grep -En -m1 "(function[ \t]+${THIS_COMMAND}[ \t]*(\(\)|)[ \t]*{|${THIS_COMMAND}[ \t]*\(\)[ \t]*{)" "$from_file" \
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| cut -d: -f1
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else
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if (( $VERBOSE_MODE )); then
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echo "$THIS_COMMAND$THIS_ARGUMENTS"
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fi
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THIS_COMMAND="$(which $THIS_COMMAND)"
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if [ $? -ne 0 ]; then
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echo "${THIS_COMMAND%% *} not found." >&2
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return 1
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fi
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if (( $VERBOSE_MODE )); then
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echo -n "$THIS_COMMAND"
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NEXT_STEP="$(file -bh $THIS_COMMAND | cut -d' ' -f4-)"
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if [ "${NEXT_STEP:0:1}" != '/' ]; then
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NEXT_STEP="${THIS_COMMAND%/*}/$NEXT_STEP"
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fi
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while [[ "$(file -bh $THIS_COMMAND)" =~ "^symbolic link to" && "$NEXT_STEP" != "$THIS_COMMAND" ]]; do
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THIS_COMMAND=$NEXT_STEP
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NEXT_STEP="$(file -bh $THIS_COMMAND | cut -d' ' -f4-)"
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if [ "${NEXT_STEP:0:1}" != '/' ]; then
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NEXT_STEP="${THIS_COMMAND%/*}/$NEXT_STEP"
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fi
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echo -n "\n$THIS_COMMAND"
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done
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echo $THIS_ARGUMENTS
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return 0
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fi
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THIS_COMMAND="$(realpath $THIS_COMMAND)"
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if (( $SCRIPT_MODE )); then
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echo -n "$THIS_COMMAND$THIS_ARGUMENTS"
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return 0
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fi
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echo "$* is resolved to:\n$THIS_COMMAND$THIS_ARGUMENTS"
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fi
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}
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## Grep a keyword at the beginning of a line (ignoring whitespace) in a man page
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function mangrep() {
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mangrep_file="$1"
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mangrep_pattern="$2"
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shift
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shift
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man -P 'less -p "^ *'"${mangrep_pattern}\"" "$@" "${mangrep_file}"
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unset mangrep_{file,pattern}
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}
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## Grep in zsh history file
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function histgrep() {
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grep "$@" "${HISTFILE:-$HOME/.zsh_history}"
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}
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function format() {
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# TODO: respect manual changes made in meld
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CLANG_FORMAT_FILE="$HOME/Projects/C/.clang.format"
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FORMAT="{$(sed -E '/^\s*$/d' "$CLANG_FORMAT_FILE" | tr '\n' ',' | sed 's/,$//')}"
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if [ $# -eq 1 ]; then
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meld <(clang-format -style="$FORMAT" $1) $1
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fi
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echo -n "Are you happy? [yn] "
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read yn
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if [ $yn = "y" ]; then
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clang-format -i -style="$FORMAT" $1
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fi
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}
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function urlenc() {
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python3 -c "from urllib import parse; print(parse.quote('$@'), end='')"
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}
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function urldec() {
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python3 -c "from urllib import parse; print(parse.unquote('$@'), end='')"
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}
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glog() {
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# Display yellow abbreviated commit hash, red author date, blue author name,
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# green ref names, and the subject in no color.
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local format='format:%C(yellow)%h %Cred%ad %Cblue%an%Cgreen%d %Creset%s'
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# Before being able to operate on the string itself we need to remove all
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# ansi color escape sequences to not confuse sed.
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local ansi_escape='s/\[[0-9]{0,2}m//g'
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# Ignore the graph part at the beginning, then capture the commit hash and
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# throw away the rest of the line.
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local commit_hash='s/^[ */\\|]*([a-z0-9]*).*$/\1/'
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local date="--date=format:%F %T"
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local colors="--color=always"
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# Display a colorful ascii graph of the commits in the above format and pipe
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# that into fzf.
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# Display ansi colors, reverse the layout so that the newest commit is at
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# the top, and add a preview command, that:
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# Takes the commit line, extracts the commit hash by using both patterns
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# from above and saves that in a variable. When the variable is not empty
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# (we are not on a line that contains only graph elements), execute git-show
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# on the commit hash.
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commit="$(\
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git log --pretty="$format" --graph "$date" $colors\
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| fzf --ansi --reverse --preview="
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out=\"\$(echo {} | sed -Ee \"$ansi_escape\" -e \"$commit_hash\")\"
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if [ \"\$out\" ]; then
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git show --pretty=fuller \"${date} %z\" $colors \"\$out\"
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fi
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"
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)"
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# If fzf exits successfully, put the abbreviated commit hash into the
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# clipboard and write it into stdout.
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if ! (( $? )); then
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commit="$(sed -Ee "$ansi_escape" -e "$commit_hash" <<<"$commit")"
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if command -v xclip &>/dev/null; then
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echo -n "$commit" | xclip -selection clip
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fi
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echo "$commit"
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fi
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}
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safe-remove() {
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[ $# -gt 0 ] || return 1
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[ -e "$1" ] || return 1
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sync
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if ! udisksctl unmount -b "$1"; then
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lsof "$1"
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return 1
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fi
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udisksctl power-off -b "/dev/$(lsblk -no pkname "$1")"
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}
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