.func

#!/bin/bash

trash() {
    if [ ! -z "$1" ]; then
        mv $1 ~/.Trash/
    else
        echo "Empty input, not trashing anything."
    fi
}

randomstring() {
    if [ -z "$1" ]; then
        LENGTH=24
    else
        LENGTH=$1
    fi
    cat /dev/urandom | env LC_CTYPE=C tr -dc '!@#$%^&*()[]'[:alnum:][:alnum:] | head -c ${LENGTH}; echo
}

dm() {
    if [ -z "$1" ]; then
        MACHINE_NAME=default
    else
        MACHINE_NAME=$1
    fi
    echo "Setting up docker-machine environment for machine: ${MACHINE_NAME}"
    eval $(docker-machine env ${MACHINE_NAME})
}

geoip() {
    if [ -z "$1" ]; then
        echo "Must supply IP address"
    else
        curl -s "https://www.maxmind.com/geoip/v2.1/city/${1}?use-downloadable-db=1&demo=1" | python -c "import sys; import json; readin = sys.stdin.readlines(); payload = json.loads(readin[0]); print json.dumps(payload, indent=4, separators=(',', ': '))"
    fi
}

pub2pem() {
    ssh-keygen -f $1 -e -m PKCS8 > $1.pem
}

enc() {
    if [[ -z "$1" || -z "$2" ]]; then
        echo "arg 1 = file to encrypt"
        echo "arg 2 = public key in pem format (you can run pub2pem)"
    else
        cat $1 | openssl rsautl -encrypt -pubin -inkey $2 > $1.enc
    fi
}

enc_large() {
    if [[ -z "$1" || -z "$2" ]]; then
        echo "arg 1 = file to encrypt"
        echo "arg 2 = public key in pem format (you can run pub2pem)"
    else
        KEY_NAME=$1.key
        openssl rand -base64 128 -out $KEY_NAME
        openssl enc -aes-256-cbc -salt -in $1 -out $1.enc -pass file:./$KEY_NAME
        openssl rsautl -encrypt -inkey $2 -pubin -in $KEY_NAME -out $KEY_NAME.enc
    fi
}

dec() {
    if [[ -z "$1" || -z "$2" || -z $3 ]]; then
        echo "arg 1 = file to decrypt"
        echo "arg 2 = private key"
        echo "arg 3 = plaintext output file name for decrypted text"
    else
        cat $1 | openssl rsautl -decrypt -inkey $2 > $3
    fi
}


dec_large() {
    if [[ -z "$1" || -z "$2" || -z $3 || -z $4 ]]; then
        echo "arg 1 = file to decrypt"
        echo "arg 2 = encrypted key"
        echo "arg 3 = private key"
        echo "arg 4 = plaintext output file name for decrypted text"
    else
        TEMP_UNENCRYPTED_KEY=$(mktemp ./u_key.XXXX)
        openssl rsautl -decrypt -inkey $3 -in $2 -out $TEMP_UNENCRYPTED_KEY
        openssl enc -d -aes-256-cbc -in $1 -out $4 -pass file:./$TEMP_UNENCRYPTED_KEY
        rm $TEMP_UNENCRYPTED_KEY

    fi
}

looper() {
    if [[ -z "$LOOPER_MAX" ]]; then
        MAX=5000
    else
        MAX=$LOOPER_MAX
    fi
    for i in $(seq 1 $MAX); do
        $1
        sleep 1
    done
}