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Merge pull request #6 from wowo/keeping_captcha_for_refreshes 

Added ability to store captcha value in session between page redirects
This commit is contained in:
Grégoire Passault 2011-11-29 02:13:43 -08:00
parent 99a6b9d8b1 eb97a9c0af
commit 5084b61fd9
2 changed files with 14 additions and 9 deletions
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7
Type/CaptchaType.php
View File

@ -94,6 +94,7 @@ class CaptchaType extends AbstractType
public function buildForm(FormBuilder $builder, array $options)
{
$this->key = $builder->getForm()->getName();
$builder->addValidator(
new CaptchaValidator($this->session, $this->key)
);
@ -148,8 +149,9 @@ class CaptchaType extends AbstractType
private function generateCaptchaValue()
{
$charset = 'abcdefghijklmnopqrstuvwxyz0123456789';
if (!$this->session->has($this->key)) {
$value = '';
$charset = 'abcdefhjkmnprstuvwxyz23456789';
$chars = str_split($charset);
for ($i=0; $i<$this->length; $i++) {
@ -157,6 +159,9 @@ class CaptchaType extends AbstractType
}
$this->session->set($this->key, $value);
} else {
$value = $this->session->get($this->key);
}
return $value;
}

4
Validator/CaptchaValidator.php
View File

@ -38,10 +38,10 @@ class CaptchaValidator implements FormValidatorInterface
if (!($code && $excepted_code && is_string($code) && is_string($excepted_code)
&& $this->niceize($code) == $this->niceize($excepted_code))) {
$form->addError(new FormError('Bad code value'));
}
} else {
$this->session->remove($this->key);
}
}
/**
* Retrieve the excepted CAPTCHA code