339 lines
8.3 KiB
Bash
339 lines
8.3 KiB
Bash
#!/bin/bash
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#vim: set ft=sh
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IFS=$'\n$\t'
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# `s` with no arguments opens the current directory in Sublime Text, otherwise
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# opens the given location
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function s() {
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if [ $# -eq 0 ]; then
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subl .;
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else
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subl "$@";
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fi;
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}
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# `a` with no arguments opens the current directory in Atom Editor, otherwise
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# opens the given location
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function a() {
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if [ $# -eq 0 ]; then
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atom .;
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else
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atom "$@";
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fi;
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}
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# `v` with no arguments opens the current directory in Vim, otherwise opens the
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# given location
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function v() {
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if [ $# -eq 0 ]; then
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vim .;
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else
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vim "$@";
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fi;
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}
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# `o` with no arguments opens the current directory, otherwise opens the given
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# location
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function o() {
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if [ $# -eq 0 ]; then
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open .;
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else
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open "$@";
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fi;
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}
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# Create a new directory and enter it
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function mkd() {
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mkdir -p "$@" && cd "$_";
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}
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# delete merged local branches
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function prunelocal(){
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for b in `git branch --merged | grep -v \*`; do git branch -D $b; done
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}
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# prints message of the day and a fortune
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function printmotd(){
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if [[ $WORK ]]; then
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cat ~/work_motd
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else
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cat ~/motd
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fi
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if [[ -f $GOPATH/bin/fortune ]]; then
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echo ""
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$GOPATH/bin/fortune
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elif [[ -f fortune ]]; then
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echo ""
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fortune
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fi
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echo ""
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}
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# a shortcut for cloning from github
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# usage: clone user/repo <dir>
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function clone()
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{
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if [ -z "$1" ]; then
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echo "Missing git repository url ending"
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echo "usage: clone 'git repository ending' ['target directory name']"
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else
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giturl="git@github.com:$1.git"
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if [ -z "$2" ]; then
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# we DON'T HAVE a target directory
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git clone $giturl
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else
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# we HAVE a target directory
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git clone $giturl $2
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fi
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fi
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}
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# sshs into boot2docker
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function b2d() {
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b2dinit
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boot2docker ssh
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}
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function b2dinit() {
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if [[ -n $(ps -ae | grep ".boot2docker") || -n $(tasklist.exe | grep "VBoxHeadless") ]]; then
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echo "Initializing boot2docker"
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boot2docker init &> /dev/null
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boot2docker up &> /dev/null
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fi
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eval $(boot2docker shellinit)
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}
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function vim(){
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if [[ $# -eq 0 ]]; then
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vim
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else
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vim --remote-tab-silent "$@"
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fi
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}
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# runs vim outside of the term by forking the command and gvim, great for my windows box
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function vimd(){
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if [[ $# -eq 0 ]]; then
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gvim &
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else
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gvim --remote-tab-silent "$@" &
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fi
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}
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# Simple calculator
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function calc() {
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local result="";
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result="$(printf "scale=10;$*\n" | bc --mathlib | tr -d '\\\n')";
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# └─ default (when `--mathlib` is used) is 20
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#
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if [[ "$result" == *.* ]]; then
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# improve the output for decimal numbers
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printf "$result" |
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sed -e 's/^\./0./' # add "0" for cases like ".5"` \
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-e 's/^-\./-0./' # add "0" for cases like "-.5"`\
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-e 's/0*$//;s/\.$//'; # remove trailing zeros
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else
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printf "$result";
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fi;
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printf "\n";
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}
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# Determine size of a file or total size of a directory
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function fs() {
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if du -b /dev/null > /dev/null 2>&1; then
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local arg=-sbh;
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else
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local arg=-sh;
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fi
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if [[ -n "$@" ]]; then
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du $arg -- "$@";
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else
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du $arg .[^.]* *;
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fi;
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}
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# Use Git’s colored diff when available
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hash git &>/dev/null;
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if [ $? -eq 0 ]; then
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function diff() {
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git diff --no-index --color-words "$@";
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}
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fi;
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# Create a data URL from a file
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function dataurl() {
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local mimeType=$(file -b --mime-type "$1");
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if [[ $mimeType == text/* ]]; then
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mimeType="${mimeType};charset=utf-8";
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fi
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echo "data:${mimeType};base64,$(openssl base64 -in "$1" | tr -d '\n')";
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}
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# Create a git.io short URL
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function gitio() {
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if [ -z "${1}" -o -z "${2}" ]; then
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echo "Usage: \`gitio slug url\`";
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return 1;
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fi;
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curl -i http://git.io/ -F "url=${2}" -F "code=${1}";
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}
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# Start an HTTP server from a directory, optionally specifying the port
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function server() {
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local port="${1:-8000}";
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sleep 1 && open "http://localhost:${port}/" &
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# Set the default Content-Type to `text/plain` instead of `application/octet-stream`
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# And serve everything as UTF-8 (although not technically correct, this doesn’t break anything for binary files)
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python -c $'import SimpleHTTPServer;\nmap = SimpleHTTPServer.SimpleHTTPRequestHandler.extensions_map;\nmap[""] = "text/plain";\nfor key, value in map.items():\n\tmap[key] = value + ";charset=UTF-8";\nSimpleHTTPServer.test();' "$port";
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}
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# Start a PHP server from a directory, optionally specifying the port
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# (Requires PHP 5.4.0+.)
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function phpserver() {
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local port="${1:-4000}";
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local ip=$(ipconfig getifaddr en1);
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sleep 1 && open "http://${ip}:${port}/" &
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php -S "${ip}:${port}";
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}
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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 / $origsize" | bc -l);
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printf "orig: %d bytes\n" "$origsize";
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printf "gzip: %d bytes (%2.2f%%)\n" "$gzipsize" "$ratio";
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}
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# Syntax-highlight JSON strings or files
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# Usage: `json '{"foo":42}'` or `echo '{"foo":42}' | json`
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function json() {
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if [ -t 0 ]; then # argument
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python -mjson.tool <<< "$*" | pygmentize -l javascript;
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else # pipe
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python -mjson.tool | pygmentize -l javascript;
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fi;
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}
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# Run `dig` and display the most useful info
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function digga() {
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dig +nocmd "$1" any +multiline +noall +answer;
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}
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# UTF-8-encode a string of Unicode symbols
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function escape() {
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printf "\\\x%s" $(printf "$@" | xxd -p -c1 -u);
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# print a newline unless we’re piping the output to another program
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if [ -t 1 ]; then
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echo ""; # newline
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fi;
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}
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# Decode \x{ABCD}-style Unicode escape sequences
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function unidecode() {
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perl -e "binmode(STDOUT, ':utf8'); print \"$@\"";
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# print a newline unless we’re piping the output to another program
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if [ -t 1 ]; then
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echo ""; # newline
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fi;
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}
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# Get a character’s Unicode code point
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function codepoint() {
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perl -e "use utf8; print sprintf('U+%04X', ord(\"$@\"))";
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# print a newline unless we’re piping the output to another program
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if [ -t 1 ]; then
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echo ""; # newline
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fi;
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}
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# Show all the names (CNs and SANs) listed in the SSL certificate
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# for a given domain
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function getcertnames() {
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if [ -z "${1}" ]; then
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echo "ERROR: No domain specified.";
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return 1;
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fi;
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local domain="${1}";
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echo "Testing ${domain}…";
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echo ""; # newline
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local tmp=$(echo -e "GET / HTTP/1.0\nEOT" \
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| openssl s_client -connect "${domain}:443" -servername "${domain}" 2>&1);
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if [[ "${tmp}" = *"-----BEGIN CERTIFICATE-----"* ]]; then
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local certText=$(echo "${tmp}" \
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| openssl x509 -text -certopt "no_aux, no_header, no_issuer, no_pubkey, \
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no_serial, no_sigdump, no_signame, no_validity, no_version");
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echo "Common Name:";
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echo ""; # newline
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echo "${certText}" | grep "Subject:" | sed -e "s/^.*CN=//" | sed -e "s/\/emailAddress=.*//";
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echo ""; # newline
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echo "Subject Alternative Name(s):";
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echo ""; # newline
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echo "${certText}" | grep -A 1 "Subject Alternative Name:" \
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| sed -e "2s/DNS://g" -e "s/ //g" | tr "," "\n" | tail -n +2;
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return 0;
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else
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echo "ERROR: Certificate not found.";
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return 1;
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fi;
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}
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# Linux
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# `tre` is a shorthand for `tree` with hidden files and color enabled, ignoring
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# the `.git` directory, listing directories first. The output gets piped into
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# `less` with options to preserve color and line numbers, unless the output is
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# small enough for one screen.
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function tre() {
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tree -aC -I '.git|node_modules|bower_components' --dirsfirst "$@" | less -FRNX;
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}
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# OSX
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# prints battery percentage, only works on OSX
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function batteryPercent(){
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echo $(ioreg -l | grep -i capacity | tr '\n' ' | ' | awk '{printf("%d", $10/$5 * 100)}')
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}
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# Change working directory to the top-most Finder window location
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function cdf() { # short for `cdfinder`
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cd "$(osascript -e 'tell app "Finder" to POSIX path of (insertion location as alias)')";
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}
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# Create a .tar.gz archive, using `zopfli`, `pigz` or `gzip` for compression
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function targz() {
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local tmpFile="${@%/}.tar";
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tar -cvf "${tmpFile}" --exclude=".DS_Store" "${@}" || return 1;
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size=$(
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stat -f"%z" "${tmpFile}" 2> /dev/null; # OS X `stat`
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stat -c"%s" "${tmpFile}" 2> /dev/null # GNU `stat`
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);
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local cmd="";
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if (( size < 52428800 )) && hash zopfli 2> /dev/null; then
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# the .tar file is smaller than 50 MB and Zopfli is available; use it
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cmd="zopfli";
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else
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if hash pigz 2> /dev/null; then
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cmd="pigz";
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else
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cmd="gzip";
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fi;
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fi;
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echo "Compressing .tar using \`${cmd}\`…";
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"${cmd}" -v "${tmpFile}" || return 1;
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[ -f "${tmpFile}" ] && rm "${tmpFile}";
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echo "${tmpFile}.gz created successfully.";
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}
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