currency phpeople challenge

currency.php

<?php
  require('/Users/richardjortega/.composer/vendor/autoload.php'); 

  echo "Enter the amount in US dollars: $";

  $money = read_stdin();

  echo "What currency do you want to convert to? (E)uros, (P)esos, (B)ritish Pounds: ";

  $currency = strtoupper(read_stdin());
  $converted = convert($money, $currency);

  echo "$$money is equivalent to $converted euros\n";

  function convert($money, $currency)
  {
    $conversion_dict = array(
      "E" => 0.73,
      "P" => 13,
      "B" => 0.60
    );

    \Psy\Shell::debug(get_defined_vars()); // breakpoint with interactive shell!!
    $converted_value = $money * $conversion_dict[$currency];
    return $converted_value;
  }

  // our function to read from the command line
  function read_stdin()
  {
    $fr=fopen("php://stdin","r");   // open our file pointer to read from stdin
    $input = fgets($fr,128);        // read a maximum of 128 characters
    $input = rtrim($input);         // trim any trailing spaces.
    fclose ($fr);                   // close the file handle
    return $input;                  // return the text entered
  }
?>

Install:

$ brew update && brew install composer
$ composer global require psy/psysh
# If asked what version constraint to use just type `*`

Update Your PATH for global CLI use:

export PATH=~/.composer/vendor/bin:$PATH

Interactive Shell Use:

$ psysh

Debugger Use:

<?php
require('/Users/richardjortega/.composer/vendor/autoload.php'); 
# updated 'richardjortega' to your user name
# find path with `which psysh`

# some code is happening here
\Psy\Shell::debug(get_defined_vars());
# code stops line before with interactive shell!!!

Example running the demo

14:16:01 richardjortega@~/Dropbox/Code/phpeople/challenge_02_13_2014 (master) : php currency.php
Enter the amount in US dollars: $111
What currency do you want to convert to? (E)uros, (P)esos, (B)ritish Pounds: e

Psy Shell v0.1.1 (PHP 5.5.9 — cli) by Justin Hileman
>>> $money
=> "111"
>>> exit
Exit:  Goodbye.
$111 is equivalent to 81.03 euros