Library/Formula/dnscrypt-proxy.rb


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require 'formula'

class DnscryptProxy < Formula
  homepage 'http://www.opendns.com/technology/dnscrypt'
  url 'https://github.com/downloads/opendns/dnscrypt-proxy/dnscrypt-proxy-1.0.1.tar.gz'
  sha256 '9852a8dcae200c9965697b29fdaffb8ee1dc8602420afdb8763811a7996d6a7f'

  head 'https://github.com/opendns/dnscrypt-proxy.git', :branch => '1.0.x'

  def install
    system "./configure", "--prefix=#{prefix}", "--disable-dependency-tracking"
    system "make install"
  end
end
"""
Helpers for dealing with HTML input.
"""
import re


def is_html_input(dictionary):
    # MultiDict type datastructures are used to represent HTML form input,
    # which may have more than one value for each key.
    return hasattr(dictionary, 'getlist')


def parse_html_list(dictionary, prefix=''):
    """
    Used to suport list values in HTML forms.
    Supports lists of primitives and/or dictionaries.

    * List of primitives.

    {
        '[0]': 'abc',
        '[1]': 'def',
        '[2]': 'hij'
    }
        -->
    [
        'abc',
        'def',
        'hij'
    ]

    * List of dictionaries.

    {
        '[0]foo': 'abc',
        '[0]bar': 'def',
        '[1]foo': 'hij',
        '[2]bar': 'klm',
    }
        -->
    [
        {'foo': 'abc', 'bar': 'def'},
        {'foo': 'hij', 'bar': 'klm'}
    ]
    """
    Dict = type(dictionary)
    ret = {}
    regex = re.compile(r'^%s\[([0-9]+)\](.*)$' % re.escape(prefix))
    for field, value in dictionary.items():
        match = regex.match(field)
        if not match:
            continue
        index, key = match.groups()
        index = int(index)
        if not key:
            ret[index] = value
        elif isinstance(ret.get(index), dict):
            ret[index][key] = value
        else:
            ret[index] = Dict({key: value})
    return [ret[item] for item in sorted(ret.keys())]


def parse_html_dict(dictionary, prefix):
    """
    Used to support dictionary values in HTML forms.

    {
        'profile.username': 'example',
        'profile.email': 'example@example.com',
    }
        -->
    {
        'profile': {
            'username': 'example,
            'email': 'example@example.com'
        }
    }
    """
    ret = {}
    regex = re.compile(r'^%s\.(.+)$' % re.escape(prefix))
    for field, value in dictionary.items():
        match = regex.match(field)
        if not match:
            continue
        key = match.groups()[0]
        ret[key] = value
    return ret