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Add a simple CAPTCHA to the sign up form

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Add a CAPTCHA to protect against automated account creation. The CAPTCHA
changes whenever three new accounts are registered.

Signed-off-by: Lukas Fleischer <lfleischer@archlinux.org>
This commit is contained in:
Lukas Fleischer 2019-09-06 14:34:38 -04:00
parent a66c7fa615
commit d6ae970785
3 changed files with 95 additions and 4 deletions
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11
web/template/account_edit_form.php
View file

@ -174,6 +174,17 @@
</p>
</fieldset>
<?php if ($A != "UpdateAccount"): ?>
<fieldset>
<legend><?= __("To protect the AUR against automated account creation, we kindly ask you to provide the output of the following command:") ?> <code><?= htmlspecialchars($captcha_challenge) ?></code></legend>
<p>
<label for="id_captcha"><?= __("Answer") ?>:</label>
<input type="text" size="30" maxlength="6" name="captcha" id="id_captcha" value="<?= htmlspecialchars($captcha, ENT_QUOTES) ?>" /> (<?= __("required") ?>)
<input type="hidden" name="captcha_salt" value="<?= htmlspecialchars($captcha_salt) ?>" />
</p>
</fieldset>
<?php endif; ?>
<fieldset>
<p>
<label></label>