.functions

# Create a new directory and enter it
function md() {
    mkdir -p "$@" && cd "$@"
}

# find shorthand
function f() {
    find . -name "$1"
}

# Copy w/ progress
cp_p () {
  rsync -WavP --human-readable --progress $1 $2
}

# Test if HTTP compression (RFC 2616 + SDCH) is enabled for a given URL.
# Send a fake UA string for sites that sniff it instead of using the Accept-Encoding header. (Looking at you, ajax.googleapis.com!)
function httpcompression() {
    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"
}

function updateapt() {
  sudo apt-get update; sudo apt-get upgrade -y && sudo apt-get dist-upgrade -y && sudo apt-get autoremove -y && sudo apt-get autoclean -y && sudo apt-get check;
}

# Syntax-highlight JSON strings or files
function json() {
    if [ -p /dev/stdin ]; then
        # piping, e.g. `echo '{"foo":42}' | json`
        python -mjson.tool | pygmentize -l javascript
    else
        # e.g. `json '{"foo":42}'`
        python -mjson.tool <<< "$*" | pygmentize -l javascript
    fi
}

# get gzipped size
function gz() {
    echo "orig size    (bytes): "
    cat "$1" | wc -c
    echo "gzipped size (bytes): "
    gzip -c "$1" | wc -c
}

# All the dig info
function digga() {
    dig +nocmd "$1" any +multiline +noall +answer
}

# Escape UTF-8 characters into their 3-byte format
function escape() {
    printf "\\\x%s" $(printf "$@" | xxd -p -c1 -u)
    echo # newline
}

# Decode \x{ABCD}-style Unicode escape sequences
function unidecode() {
    perl -e "binmode(STDOUT, ':utf8'); print \"$@\""
    echo # newline
}

# Extract archives - use: extract <file>
# Based on http://dotfiles.org/~pseup/.bashrc
function extract() {
    if [ -f "$1" ] ; then
        local filename=$(basename "$1")
        local foldername="${filename%%.*}"
        local fullpath=`perl -e 'use Cwd "abs_path";print abs_path(shift)' "$1"`
        local didfolderexist=false
        if [ -d "$foldername" ]; then
            didfolderexist=true
            read -p "$foldername already exists, do you want to overwrite it? (y/n) " -n 1
            echo
            if [[ $REPLY =~ ^[Nn]$ ]]; then
                return
            fi
        fi
        mkdir -p "$foldername" && cd "$foldername"
        case $1 in
            *.tar.bz2) tar xjf "$fullpath" ;;
            *.tar.gz) tar xzf "$fullpath" ;;
            *.tar.xz) tar Jxvf "$fullpath" ;;
            *.tar.Z) tar xzf "$fullpath" ;;
            *.tar) tar xf "$fullpath" ;;
            *.taz) tar xzf "$fullpath" ;;
            *.tb2) tar xjf "$fullpath" ;;
            *.tbz) tar xjf "$fullpath" ;;
            *.tbz2) tar xjf "$fullpath" ;;
            *.tgz) tar xzf "$fullpath" ;;
            *.txz) tar Jxvf "$fullpath" ;;
            *.zip) unzip "$fullpath" ;;
            *) echo "'$1' cannot be extracted via extract()" && cd .. && ! $didfolderexist && rm -r "$foldername" ;;
        esac
    else
        echo "'$1' is not a valid file"
    fi
}