mirror of https://git.decapod.one/brethil/dotfiles
269 lines
6.5 KiB
Bash
Executable File
269 lines
6.5 KiB
Bash
Executable File
###########################
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#### Function Definitions #
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###########################
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## Selfupdate
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function dotfiles_selfupdate
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{
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(DOTFILES_FORCEUPDATE=1 source $DOTFILES/check_for_update.zsh || echo "[dotfiles_selfupdate] failed")
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}
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## get cheat sheets for commands from cheat.sh. Usage: cheat commandname
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function cheat
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{
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curl "https://cheat.sh/$1"
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}
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# get cheat sheets for commands matching $1
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function cheatall
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{
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curl "https://cheat.sh/~$1"
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}
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# List all docker tags for an image
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function dockertags
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{
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if [[ -z $(command -v jq) ]]; then
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echo "jq not installed. Please install jq." 1>&2
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return
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fi
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i=0
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while [[ $? == 0 ]]; do
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i=$(($i+1))
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curl "https://registry.hub.docker.com/v2/repositories/library/$1/tags/?page=$i" 2>/dev/null | jq '."results"[]["name"]'
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done
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}
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# watch with grc enabled
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function watchgrc
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{
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watch -n 1 -c grc --colour=on "$@"
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}
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## Simple calculator. Usage: calc 1+1, calc 5/7, calc "sqrt(2)"
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function calc
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{
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awk "BEGIN { print $* }"
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}
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## Print full path of item in current directory
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function ppath
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{
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echo "$PWD/$1"
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}
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## Color string with given color. Usage: `color $NAME "string"`, available colors in `colors.sh`
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function color
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{
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local color=$1
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shift 1
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echo -e "${color}$@${CLEAR}"
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}
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## These functions return a colored version of the input string. Usage: red "string"
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function red
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{
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echo -e "$Red$@$CLEAR"
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}
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function green
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{
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echo -e "$Green$@$CLEAR"
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}
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function blue
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{
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echo -e "$Blue$@$CLEAR"
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}
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## Flashes the screen until user presses a key
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function flasher
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{
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while true; do printf "\e[?5h\007"; sleep 0.25; printf "\e[?5l"; read -s -n -t1 && break; done;
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}
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## Beep until user presses a key
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function beeper
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{
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while true; do printf "\e[?5h\007"; sleep 0.25; printf "\e[?5l"; read -s -n -t1 && break; done;
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}
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## Simple http server for current directory (or path)
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function httpserver
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{
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(
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if [[ -d $1 ]]; then
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cd "$1" && echo "Starting webserver in $(realpath $1)/" || echo "directory: $1 does not exist" >&2 || exit 1
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else
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echo "Starting webserver in $PWD/"
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fi
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open "http://localhost:8000" &>/dev/null &
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python -m http.server 8000
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)
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}
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alias webserver='httpserver'
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## Upload something using the 0x0.st service. Usage: upload [filename|url]
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function upload
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{
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local url
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if echo "$@" | grep -E -s -q "^http[s]://"; then
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url=true
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fi
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if [[ $url == true ]]; then
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out="$(curl -F"url=$@" https://0x0.st)"
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else
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out=$(curl --progress-bar -F"file=@$@" "https://0x0.st/")
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fi
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if [[ $? -ne 0 ]]; then
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echo -e "Failed uploading $@:\n $out" >&2
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return
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fi
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echo -e "Done, file at:\t$out"
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if [[ $(uname) == "Darwin" ]]; then
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clipboard="pbcopy"
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elif command -v wl-copy; then
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clipboard="wl-copy"
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elif command -v xclip; then
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clipboard="xclip"
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else
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clipboard="cat"
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fi
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echo -n"$out" | $clipboard
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}
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## If connecting through ssh and reverse forwarding port 2222 (ssh -R 2222:localhost:22 ), this function allows to copy the files back to the machine one is connecting from by typing 'mecp filename' (configure the username for "localhost" in ~/.ssh/config or add an username)
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function mecp
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{
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rsync -r -P -e "ssh -p 2222" -R "$@" localhost:~/Desktop/
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}
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## generate a password using pwgen, generate_password 20 generates a 20 characters long password
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function generate_password
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{
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pwgen -1sycn $1
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}
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## Generate a password from dev urandom using only printable characters
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function genpwd
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{
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if [[ $1 ]]; then
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strlen=$1
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else
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strlen=32
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fi
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# All characters excluding backlash
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env LC_CTYPE=C tr -dc '[:graph]\' < /dev/urandom | fold -w $strlen | head -n 1
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}
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## List defined functions in $DOTFILES/functions.sh
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function list_functions
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{
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grep --color=no -A 1 '^##' $DOTFILES/functions/*.zsh| sed -E 's/function (.*)/\1/g'
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}
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# MacOS only
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if [[ "$(uname)" == "Darwin" ]]; then
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## Create a RAM disk. Default size 1GB. If supplied, first argument defines the RAM disk size in GB
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function ramdisk
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{
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if [[ -e $1 ]]; then
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sizeingb=$1
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else
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sizeingb=1
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fi
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# Numsectors is size in bytes / 512 (sector size in bytes)
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name='RAM_disk'
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sizeinbytes=$(($sizeingb*1000**3))
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NUMSECTORS=$(($sizeinbytes/512))
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mydev=$(hdiutil attach -nomount ram://$NUMSECTORS )
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# strip whitespace (hdiutil outputs a lot of spaces/tabs along with the device name)
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mydev=$(echo "$mydev"| xargs echo)
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newfs_hfs "$mydev"
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mkdir -p "/tmp/$name"
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mount -t hfs "$mydev" "/tmp/$name"
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echo "RAM Disk mounted: /tmp/$name"
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echo "To eject (destroy) RAM disk, use:"
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echo " $ diskutil eject $mydev"
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}
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fi
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# unzip file to directory with the same name of the zip file (without extension)
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function unzipd {
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zip_file="$1"
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filename=$(basename -- "$zip_file")
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extension="${filename##*.}"
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name="${filename%.*}"
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unzip -d "$name" "$zip_file"
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}
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fvim() {
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if [[ -n "$@" ]]; then
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vim `fzf -q $@`
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else
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vim `fzf`
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fi
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}
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# retry command until it succeeds (waiting one second or $RETRY_INTERVAL)
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function retry() {
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local _retry_interval
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if [[ -z "$RETRY_INTERVAL" ]]; then _retry_interval=1; else _retry_interval=$RETRY_INTERVAL; fi
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until $@; do sleep $_retry_interval; done
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}
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__completion_wrapper(){
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# Wrapper for completion functions.
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# These can be used to force loading of all completions
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# for the given command in order to access specialized
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# completion functions
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local _completion_function=$1
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local _completion_base=$2
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if ! command -v $_completion_function; then
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$_completion_base
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fi
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$_completion_function
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}
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if command -v pacman &>/dev/null ; then
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pacbins() {
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pacman -Ql $1 | sed -n -e 's/.*\/bin\///p' | tail -n +2
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}
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_pacbins(){
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# fix completion
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__completion_wrapper _pacman_completions_installed_packages _pacman
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}
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compdef _pacbins pacbins
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fi
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if command -v rustc &>/dev/null
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then
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rexplain() {
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rustc --explain $@ | bat --language=rust -
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}
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fi
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if command -v fzf &>/dev/null ; then
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falias() {
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alias | fzf $@ | cut -d= -f 1
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}
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fi
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make_backup() {
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name="$1"
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backup_name="backup_$1_$(date +%Y-%m-%d).tar.gz"
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echo "Backing up to $backup_name"
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tar -czf "$backup_name" "$1"
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echo "done"
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}
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function find_by_mtime() {
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find $@ -printf "%T+ %p\n" | sort
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}
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