343 lines
7.9 KiB
Bash
343 lines
7.9 KiB
Bash
## Author: druckdev
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## Created: 2019-08-28
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## Compares two pdfs based on the result of pdftotext
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pdfdiff() {
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if [[ $# -eq 2 && -r "$1" && -r "$2" ]]; then
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diff <(pdftotext "$1" -) <(pdftotext "$2" -)
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else
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echo "something went wrong" 2>&1
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return 1
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fi
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}
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## Gets Passwd from bitwarden and copies it into the clipboard
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bwpwd() {
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if bw "get" "password" "$@" >/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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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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## Encode and decode qr-codes
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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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conf() {
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local CONF_EDITOR
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if [[ -n "$EDITOR" ]]; then
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CONF_EDITOR="$EDITOR"
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elif command -v vim &>/dev/null; then
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CONF_EDITOR=vim
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elif command -v nano &>/dev/null; then
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CONF_EDITOR=nano
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else
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CONF_EDITOR=cat
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fi
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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 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 (( $? )); 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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# If specific name is given, open file.
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if [[ $# -gt 1 ]]; then
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"$CONF_EDITOR" "$CONF_DIR/$2"
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return
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fi
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# possible config-file names + same but 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 $CONF_PATTERNS; do
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if [[ -e "$CONF_DIR/$config" ]]; then
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$CONF_EDITOR "$CONF_DIR/$config"
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return 0
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elif [[ -e "$CONF_DIR/.$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 $CONF_PATTERNS; do
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# Only look for hidden files
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if [[ -e "$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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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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_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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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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mangrep() {
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if [[ $# -lt 2 ]]; then
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printf "usage: mangrep <man page> <pattern> [<man flags>]\n" >&2
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printf "example: mangrep bash \"(declare|typeset)\"\n" >&2
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return 1
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fi
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local page="$1" pattern="$2"
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shift 2
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man -P "less -p \"^ *${pattern}\"" "$@" "${file}"
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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 mount | grep -q "$1" && ! 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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crypt-mount() {
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[[ $# -gt 0 ]] || return 1
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[[ -e "$1" ]] || return 1
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sudo cryptsetup open "$1" crypt_"${1##*/}" || return 1
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udisksctl mount -b /dev/mapper/crypt_"${1##*/}"
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}
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crypt-umount() {
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[[ $# -gt 0 ]] || return 1
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[[ -e "$1" ]] || return 1
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sync
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if ! udisksctl unmount -b /dev/mapper/crypt_"${1##*/}"; then
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lsof /dev/mapper/crypt_"${1##*/}"
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return 1
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fi
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if ! sudo cryptsetup close crypt_"${1##*/}"; then
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sudo cryptsetup status crypt_"${1##*/}"
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return 1
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fi
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udisksctl power-off -b "$1"
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}
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## List items in trash if no argument is specified
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trash() {
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if (( ! $# )); then
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command trash-list
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else
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command trash "$@"
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fi
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}
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## Open nemo in current directory if no argument is specified
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nemo() {
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if (( ! $# )); then
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command nemo .
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else
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command nemo "$@"
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fi
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}
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## Move a file but keep a symlink to the new location.
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mvln() {
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# DST will not exist if `mv` is used for renaming.
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[[ -e $1 ]] && [[ -d $2 || -d "$(dirname "$2")" ]] || return 1
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mv "$1" "$2" || return
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if [[ -d $2 ]]; then
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ln -s "${2:A}/$(basename "$1")" "$1"
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else
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ln -s "${2:A}" "$1"
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fi
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}
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## cd wrapper that when called without arguments, moves into the root of the
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## current repo instead of HOME. (Except when already there)
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cd() {
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if [[ $# -gt 0 ]]; then
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builtin cd "$@"
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return
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fi
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local toplevel
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toplevel="$(git rev-parse --show-toplevel 2>/dev/null)"
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if (( $? )) || [[ $PWD = $toplevel ]]; then
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builtin cd
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else
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builtin cd "$toplevel"
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fi
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}
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