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short php open tags should not be used. :) A lot of users (including myself) do not allow them.

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git-svn-id: file:///svn/phpbb/trunk@8907 89ea8834-ac86-4346-8a33-228a782c2dd0
This commit is contained in:
Meik Sievertsen
2008-09-22 17:51:43 +00:00
parent 08428f8fa1
commit aa9dbcec3c
6 changed files with 186 additions and 173 deletions
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91
phpBB/includes/captcha/plugins/captcha_abstract.php
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@@ -1,8 +1,8 @@
<?
<?php
/**
*
* @package VC
* @version $Id: $
* @version $Id$
* @copyright (c) 2006 2008 phpBB Group
* @license http://opensource.org/licenses/gpl-license.php GNU Public License
*
@@ -33,33 +33,33 @@ abstract class phpbb_default_captcha implements phpbb_captcha_plugin
function init($type)
{
global $config, $db, $user;
// read input
$this->confirm_id = request_var('confirm_id', '');
$this->confirm_code = request_var('confirm_code', '');
$this->type = (int) $type;
if (!strlen($this->confirm_id))
{
// we have no confirm ID, better get ready to display something
$this->generate_code();
}
}
function execute_demo()
{
global $user;
$this->code = gen_rand_string(mt_rand(5, 8));
$this->seed = hexdec(substr(unique_id(), 4, 10));
// compute $seed % 0x7fffffff
$this->seed -= 0x7fffffff * floor($this->seed / 0x7fffffff);
captcha::execute($this->code, $this->seed);
}
function execute()
{
if (empty($this->code))
@@ -72,28 +72,28 @@ abstract class phpbb_default_captcha implements phpbb_captcha_plugin
}
captcha::execute($this->code, $this->seed);
}
function get_template()
{
global $config, $user, $template;
$template->set_filenames(array(
'captcha' => 'captcha_default.html')
);
$template->assign_vars(array(
'CONFIRM_IMAGE' => append_sid('ucp', 'mode=confirm&amp;confirm_id=' . $this->confirm_id . '&amp;type=' . $this->type),
'CONFIRM_ID' => $this->confirm_id,
));
return $template->assign_display('captcha');
}
function get_demo_template($id)
{
global $config, $user, $template;
$template->set_filenames(array(
'captcha_demo' => 'captcha_default_acp_demo.html')
);
@@ -102,14 +102,14 @@ abstract class phpbb_default_captcha implements phpbb_captcha_plugin
'CONFIRM_IMAGE' => append_sid(PHPBB_ADMIN_PATH . 'index.' . PHP_EXT, 'captcha_demo=1&amp;mode=visual&amp;i=' . $id . '&amp;select_captcha=' . $this->get_class_name()),
'CONFIRM_ID' => $this->confirm_id,
));
return $template->assign_display('captcha_demo');
}
function get_hidden_fields()
{
$hidden_fields = array();
// this is required for postig.php - otherwise we would forget about the captcha being already solved
if ($this->solved)
{
@@ -118,7 +118,7 @@ abstract class phpbb_default_captcha implements phpbb_captcha_plugin
$hidden_fields['confirm_id'] = $this->confirm_id;
return $hidden_fields;
}
static function garbage_collect($type)
{
global $db, $config;
@@ -148,23 +148,23 @@ abstract class phpbb_default_captcha implements phpbb_captcha_plugin
}
$db->sql_freeresult($result);
}
function uninstall()
{
self::garbage_collect(0);
}
function install()
{
return;
}
function validate()
{
global $config, $db, $user;
$this->confirm_code = request_var('confirm_code', '');
if (!$this->confirm_id)
{
$error = $user->lang['CONFIRM_CODE_WRONG'];
@@ -181,7 +181,7 @@ abstract class phpbb_default_captcha implements phpbb_captcha_plugin
$error = $user->lang['CONFIRM_CODE_WRONG'];
}
}
if (strlen($error))
{
// okay, inorect answer. Let's ask a new question
@@ -193,15 +193,15 @@ abstract class phpbb_default_captcha implements phpbb_captcha_plugin
return false;
}
}
/**
* The old way to generate code, suitable for GD and non-GD. Resets the internal state.
*/
protected function generate_code()
{
global $db, $user;
$this->code = gen_rand_string(mt_rand(5, 8));
$this->confirm_id = md5(unique_id($user->ip));
$this->seed = hexdec(substr(unique_id(), 4, 10));
@@ -218,9 +218,9 @@ abstract class phpbb_default_captcha implements phpbb_captcha_plugin
);
$db->sql_query($sql);
}
/**
* Look up everything we need for painting&checking.
* Look up everything we need for painting&checking.
*/
protected function load_code()
{
@@ -240,13 +240,13 @@ abstract class phpbb_default_captcha implements phpbb_captcha_plugin
return true;
}
return false;
}
protected function check_code()
{
global $db;
if (empty($this->code))
{
if (!$this->load_code())
@@ -256,22 +256,22 @@ abstract class phpbb_default_captcha implements phpbb_captcha_plugin
}
return (strcasecmp($this->code, $this->confirm_code) === 0);
}
protected function delete_code()
{
global $db, $user;
$sql = 'DELETE FROM ' . CONFIRM_TABLE . "
WHERE confirm_id = '" . $db->sql_escape($confirm_id) . "'
AND session_id = '" . $db->sql_escape($user->session_id) . "'
AND confirm_type = " . $this->type;
$db->sql_query($sql);
}
function get_attempt_count()
{
global $db, $user;
$sql = 'SELECT COUNT(session_id) AS attempts
FROM ' . CONFIRM_TABLE . "
WHERE session_id = '" . $db->sql_escape($user->session_id) . "'
@@ -279,23 +279,24 @@ abstract class phpbb_default_captcha implements phpbb_captcha_plugin
$result = $db->sql_query($sql);
$attempts = (int) $db->sql_fetchfield('attempts');
$db->sql_freeresult($result);
return $attempts;
}
function reset()
{
global $db, $user;
$sql = 'DELETE FROM ' . CONFIRM_TABLE . "
WHERE session_id = '" . $db->sql_escape($user->session_id) . "'
AND confirm_type = " . (int) $this->type;
$db->sql_query($sql);
// we leave the class usable by generating a new question
$this->generate_code();
}
}
?>