182 lines
5.1 KiB
Bash
182 lines
5.1 KiB
Bash
# Print cyan underlined header
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function header() {
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echo -e "$UNDERLINE$CYAN$1$NOCOLOR"
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}
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# Create a new directory and enter it
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function md() {
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mkdir -p "$@" && cd "$@"
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}
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# cd into whatever is the forefront Finder window.
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cdf() {
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cd "`osascript -e 'tell app "Finder" to POSIX path of (insertion location as alias)'`"
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}
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# Find shorthand
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function f() {
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find . -name "$1" 2>/dev/null
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}
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# Quick grep: ag (+sack), ack or grep
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if command -v sag >/dev/null 2>&1; then alias g="sack -ag"
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elif command -v ag >/dev/null 2>&1; then alias g="ag -i"
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elif command -v ack >/dev/null 2>&1; then alias g="ack -ri"
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else alias g="grep -ri"; fi
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# Compare original and gzipped file size
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function gz() {
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local origsize=$(wc -c < "$1")
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local gzipsize=$(gzip -c "$1" | wc -c)
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local ratio=$(echo "$gzipsize * 100/ $origsize" | bc -l)
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printf "Original: %d bytes\n" "$origsize"
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printf "Gzipped: %d bytes (%2.2f%%)\n" "$gzipsize" "$ratio"
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}
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# Test if HTTP compression (RFC 2616 + SDCH) is enabled for a given URL.
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# Send a fake UA string for sites that sniff it instead of using the Accept-Encoding header. (Looking at you, ajax.googleapis.com!)
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function httpcompression() {
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encoding="$(curl -LIs -H 'User-Agent: Mozilla/5 Gecko' -H 'Accept-Encoding: gzip,deflate,compress,sdch' "$1" | grep '^Content-Encoding:')" && echo "$1 is encoded using ${encoding#* }" || echo "$1 is not using any encoding"
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}
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# Show HTTP headers for given URL
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# Usage: headers <URL>
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# https://github.com/rtomayko/dotfiles/blob/rtomayko/bin/headers
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function headers() {
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curl -sv -H "User-Agent: Mozilla/5 Gecko" "$@" 2>&1 >/dev/null |
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grep -v "^\*" |
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grep -v "^}" |
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cut -c3-
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}
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# Remove screenshots from desktop
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function cleandesktop() {
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header "Cleaning desktop..."
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for file in ~/Desktop/Screen\ Shot*.png; do
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unlink "$file"
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done
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echo
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}
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# Extract archives of various types
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function extract() {
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if [ -f $1 ] ; then
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local dir_name=${1%.*} # Filename without extension
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case $1 in
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*.tar.bz2) tar xjf $1 ;;
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*.tar.gz) tar xzf $1 ;;
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*.tar.xz) tar Jxvf $1 ;;
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*.tar) tar xf $1 ;;
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*.tbz2) tar xjf $1 ;;
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*.tgz) tar xzf $1 ;;
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*.bz2) bunzip2 $1 ;;
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*.rar) unrar x $1 $2 ;;
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*.gz) gunzip $1 ;;
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*.zip) unzip -d$dir_name $1 ;;
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*.Z) uncompress $1 ;;
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*) echo "'$1' cannot be extracted via extract()" ;;
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esac
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else
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echo "'$1' is not a valid file"
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fi
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}
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# Print nyan cat
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# https://github.com/steckel/Git-Nyan-Graph/blob/master/nyan.sh
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# If you want big animated version: `telnet miku.acm.uiuc.edu`
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function nyan() {
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echo
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echo -en $RED'-_-_-_-_-_-_-_'
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echo -e $NOCOLOR$BOLD',------,'$NOCOLOR
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echo -en $YELLOW'_-_-_-_-_-_-_-'
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echo -e $NOCOLOR$BOLD'| /\_/\\'$NOCOLOR
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echo -en $GREEN'-_-_-_-_-_-_-'
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echo -e $NOCOLOR$BOLD'~|__( ^ .^)'$NOCOLOR
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echo -en $CYAN'-_-_-_-_-_-_-'
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echo -e $NOCOLOR$BOLD'"" ""'$NOCOLOR
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echo
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}
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# Copy public SSH key to clipboard. Generate it if necessary
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ssh-key() {
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file="$HOME/.ssh/id_rsa.pub"
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if [ ! -f "$file" ]; then
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ssh-keygen -t rsa
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fi
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cat "$file"
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}
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# Create an SSH key and uploads it to the given host
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# Based on https://gist.github.com/1761938
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ssh-add-host() {
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username=$1
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hostname=$2
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identifier=$3
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if [[ "$identifier" == "" ]] || [[ "$username" == "" ]] || [[ "$hostname" == "" ]]; then
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echo "Usage: ssh-add-host <username> <hostname> <identifier>"
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else
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header "Generating key..."
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if [ ! -f "$HOME/.ssh/$identifier.id_rsa" ]; then
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ssh-keygen -f ~/.ssh/$identifier.id_rsa -C "$USER $(date +'%Y/%m%/%d %H:%M:%S')"
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fi
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if ! grep -Fxiq "host $identifier" "$HOME/.ssh/config"; then
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echo -e "Host $identifier\n\tHostName $hostname\n\tUser $username\n\tIdentityFile ~/.ssh/$identifier.id_rsa" >> ~/.ssh/config
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fi
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header "Uploading key..."
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ssh $identifier 'mkdir -p .ssh && cat >> ~/.ssh/authorized_keys' < ~/.ssh/$identifier.id_rsa.pub
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tput bold; ssh -o PasswordAuthentication=no $identifier true && { tput setaf 2; echo "SSH key added."; } || { tput setaf 1; echo "Failure"; }; tput sgr0
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_ssh_reload_autocomplete
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fi
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}
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# Find files with Windows line endings (and convert then to Unix in force mode)
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# USAGE: crlf [file] [--force]
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function crlf() {
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local force=
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# Single file
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if [ "$1" != "" ] && [ "$1" != "--force" ]; then
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[ "$2" == "--force" ] && force=1 || force=0
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_crlf_file $1 $force
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return
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fi
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# All files
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[ "$1" == "--force" ] && force=1 || force=0
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for file in $(find . -type f -not -path "*/.git/*" -not -path "*/node_modules/*" | xargs file | grep ASCII | cut -d: -f1); do
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_crlf_file $file $force
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done
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}
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function _crlf_file() {
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grep -q $'\x0D' "$1" && echo "$1" && [ $2 ] && dos2unix "$1"
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}
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function git-work()
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{
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if [ -s ~/.gitlocal ]; then
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unlink ~/.gitlocal
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fi
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ln -s ~/.gitlocal_work ~/.gitlocal
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}
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function git-private()
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{
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if [ -s ~/.gitlocal ]; then
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unlink ~/.gitlocal
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fi
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ln -s ~/.gitlocal_private ~/.gitlocal
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}
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# Add special aliases that will copy result to clipboard (escape → escape+)
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for cmd in password hex2hsl hex2rgb escape codepoint ssh-key myip; do
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eval "function $cmd+() { $cmd \$@ | c; }"
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done
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