Module: ReCaptcha::ViewHelper

Defined in:
lib/recaptcha.rb

Overview

Some simple view helpers. Include this module in your own helper to pull in macros to spit out view code.

include Recaptcha

Instance Method Summary collapse

Instance Method Details

#get_captcha(options = {}) ⇒ Object

Call this to generate the actual ReCaptcha script into your template. Options can include

rcc_pub

public recaptcha key (defaults to RCC_PUB constant)

rcc_priv

privte recaptcha key (defaults to RCC_PRIV constant)

ssl

generate ssl-based output, defaults to false

This method also sets :rcc_err into the session. Example (rcc_pub and rcc_private not required if RCC_PUB & RCC_PRIV constants are used):

= get_captcha(:rcc_pub => 'foobar', :rcc_priv => 'blegga', :ssl => true)



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# File 'lib/recaptcha.rb', line 41

def get_captcha(options={})
  k = ReCaptcha::Client.new((options[:rcc_pub] || RCC_PUB), (options[:rcc_priv] || RCC_PRIV), (options[:ssl] || false))
  r = k.get_challenge(session[:rcc_err] || '', options)
  session[:rcc_err]=''
  r
end

#mail_hide(address, contents = nil) ⇒ Object

Call this to generate the MailHide view code.

Note: doesn’t currently support ssl for some reason.

address

the email address you want to hide

contents

optional string to display as the text of the mailhide link



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# File 'lib/recaptcha.rb', line 54

def mail_hide(address, contents=nil)
  contents = truncate(address,10) if contents.nil?
  k = ReCaptcha::MHClient.new(MH_PUB, MH_PRIV, address)
  enciphered = k.crypted_address
  uri = "http://www.google.com/recaptcha/mailhide/d?k=#{MH_PUB}&c=#{enciphered}"
  t =<<-EOF
  <a href="#{uri}"
  onclick="window.open('#{uri}', '', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=500,height=300'); return false;" title="Reveal this e-mail address">#{contents}</a>
EOF
end