phpbb3源码分析-/includes/ucp/ucp_register.php（v0.5） - 拳不离手、曲不离口 - Speak with your code, my friend, not your word.
phpbb3源码分析-/includes/ucp/ucp_register.php（v0.5）
clem
posted @ 2010年3月09日 01:37
in Language
, 9748 阅读
这个页面负责用户的register事宜。
<?php
/**
*
* @package ucp
* @version $Id: ucp_register.php 10095 2009-09-03 20:06:57Z Kellanved $
* @copyright (c) 2005 phpBB Group
* @license http://opensource.org/licenses/gpl-license.php GNU Public License
*
*/
/**
* @ignore
*/
if (!defined('IN_PHPBB'))
{
exit;
}
/**
* ucp_registeruuyj
* Board registration
* @package ucp
*/
class ucp_register
{
var $u_action;
function main($id, $mode)
{
global $config, $db, $user, $auth, $template, $phpbb_root_path, $phpEx;
//
if ($config['require_activation'] == USER_ACTIVATION_DISABLE) //判断配置文件里是否配置成“屏蔽用户注册”，
{ //如果屏蔽，则显示论坛目前无法注册。
trigger_error('UCP_REGISTER_DISABLE');
}
include($phpbb_root_path . 'includes/functions_profile_fields.' . $phpEx); //把$phpbb3_dir/includes/functions_profile.php用作头文件。
$coppa = (isset($_REQUEST['coppa'])) ? ((!empty($_REQUEST['coppa'])) ? 1 : 0) : false; //coppa是美国针对未成年人上网所设定的一种规定
$agreed = (!empty($_POST['agreed'])) ? 1 : 0;
$submit = (isset($_POST['submit'])) ? true : false;
$change_lang = request_var('change_lang', '');
$user_lang = request_var('lang', $user->lang_name);
if ($agreed)
{
add_form_key('ucp_register');
}
else
{
add_form_key('ucp_register_terms');
}
if ($change_lang || $user_lang != $config['default_lang'])
{
$use_lang = ($change_lang) ? basename($change_lang) : basename($user_lang);
if (file_exists($user->lang_path . $use_lang . '/'))
{
if ($change_lang)
{
$submit = false;
// Setting back agreed to let the user view the agreement in his/her language
$agreed = (empty($_GET['change_lang'])) ? 0 : $agreed;
}
$user->lang_name = $user_lang = $use_lang;
$user->lang = array();
$user->data['user_lang'] = $user->lang_name;
$user->add_lang(array('common', 'ucp'));
}
else
{
$change_lang = '';
$user_lang = $user->lang_name;
}
}
$cp = new custom_profile(); //注册时用户需要填入的自定义信息（bb没有规定的，但是bb的使用者需要从用户处获得的信息）
$error = $cp_data = $cp_error = array(); //$error是用来装用户在注册过程中引起的输入错误，比如非法注册信息、错误验正码等）
if (!$agreed || ($coppa === false && $config['coppa_enable']) || ($coppa && !$config['coppa_enable']))//先不去看coppa这个概念，一般的论坛$coppa都是false。那么这个判断就是用来有没有agree过，没有就刷agreement页面，有就不刷agreement页面。
{
$add_lang = ($change_lang) ? '&change_lang=' . urlencode($change_lang) : '';
$add_coppa = ($coppa !== false) ? '&coppa=' . $coppa : '';
$s_hidden_fields = array(
'change_lang' => $change_lang,
);
// If we change the language, we want to pass on some more possible parameter.
if ($change_lang) //如果用户在agreement页面换了语言，那么他之前可能会填了一些注册内容在cookie里，也把它们记录下来。
{
// We do not include the password
$s_hidden_fields = array_merge($s_hidden_fields, array(
'username' => utf8_normalize_nfc(request_var('username', '', true)),
'email' => strtolower(request_var('email', '')),
'email_confirm' => strtolower(request_var('email_confirm', '')),
'lang' => $user->lang_name,
'tz' => request_var('tz', (float) $config['board_timezone']),
));
}
// Checking amount of available languages //看看bb已经装了几种语言，如果超过一种就需要languague_select。
$sql = 'SELECT lang_id
FROM ' . LANG_TABLE;
$result = $db->sql_query($sql);
$lang_row = array();
while ($row = $db->sql_fetchrow($result))
{
$lang_row[] = $row;
}
$db->sql_freeresult($result); //释放$result占的内存
if ($coppa === false && $config['coppa_enable'])
{
$now = getdate();
$coppa_birthday = $user->format_date(mktime($now['hours'] + $user->data['user_dst'], $now['minutes'], $now['seconds'], $now['mon'], $now['mday'] - 1, $now['year'] - 13), $user->lang['DATE_FORMAT']);
unset($now);
$template->assign_vars(array(
'S_LANG_OPTIONS' => (sizeof($lang_row) > 1) ? language_select($user_lang) : '',
'L_COPPA_NO' => sprintf($user->lang['UCP_COPPA_BEFORE'], $coppa_birthday),
'L_COPPA_YES' => sprintf($user->lang['UCP_COPPA_ON_AFTER'], $coppa_birthday),
'U_COPPA_NO' => append_sid("{$phpbb_root_path}ucp.$phpEx", 'mode=register&coppa=0' . $add_lang),
'U_COPPA_YES' => append_sid("{$phpbb_root_path}ucp.$phpEx", 'mode=register&coppa=1' . $add_lang),
'S_SHOW_COPPA' => true,
'S_HIDDEN_FIELDS' => build_hidden_fields($s_hidden_fields),
'S_UCP_ACTION' => append_sid("{$phpbb_root_path}ucp.$phpEx", 'mode=register' . $add_lang),
));
}
else //不管coppa的话，执行这个。
{
$template->assign_vars(array(
'S_LANG_OPTIONS' => (sizeof($lang_row) > 1) ? language_select($user_lang) : '',
'L_TERMS_OF_USE' => sprintf($user->lang['TERMS_OF_USE_CONTENT'], $config['sitename'], generate_board_url()),
'S_SHOW_COPPA' => false,
'S_REGISTRATION' => true,
'S_HIDDEN_FIELDS' => build_hidden_fields($s_hidden_fields),
'S_UCP_ACTION' => append_sid("{$phpbb_root_path}ucp.$phpEx", 'mode=register' . $add_lang . $add_coppa),
)
); //把agreement内容以及其它信息填入template,构造它。
}
unset($lang_row); //释放变量。
$this->tpl_name = 'ucp_agreement';
return; //终止本函数，返回上级程序。
} //以上代码负责显示注册模块的agreement，bb中显示网页用到了模板，同时也用到了模块，模块比模板更高级，比如说，agreement就像是一个模板，而ucp_register就像是一个模块，一个模块中有若干个模板。用模块封装模板的这种技术可以更接近于项目设计。
// The CAPTCHA kicks in here. We can't help that the information gets lost on language change.
if ($config['enable_confirm']) //注册信息页面的验证码生成。
{
include($phpbb_root_path . 'includes/captcha/captcha_factory.' . $phpEx);
$captcha =& phpbb_captcha_factory::get_instance($config['captcha_plugin']);
$captcha->init(CONFIRM_REG);
}
// Try to manually determine the timezone and adjust the dst if the server date/time complies with the default setting +/- 1
$timezone = date('Z') / 3600; //取时差偏移，中国为8
$is_dst = date('I'); //是否为夏令时
if ($config['board_timezone'] == $timezone || $config['board_timezone'] == ($timezone - 1)) //Host的时差是否和bb设的时差一致。
{
$timezone = ($is_dst) ? $timezone - 1 : $timezone;
if (!isset($user->lang['tz_zones'][(string) $timezone]))
{
$timezone = $config['board_timezone'];
}
}
else
{
$is_dst = $config['board_dst']; //如果不一致，以bb为准。
$timezone = $config['board_timezone'];
}
$data = array(
'username' => utf8_normalize_nfc(request_var('username', '', true)),
'new_password' => request_var('new_password', '', true),
'password_confirm' => request_var('password_confirm', '', true),
'email' => strtolower(request_var('email', '')),
'email_confirm' => strtolower(request_var('email_confirm', '')),
'lang' => basename(request_var('lang', $user->lang_name)),
'tz' => request_var('tz', (float) $timezone),
);//将传过来的数据塞入$data
// Check and initialize some variables if needed
if ($submit) //（1）注册发起页面-〉agreement页面 在上面return的地方就跳走了 （2）agreement页面-〉注册信息填写页面 由于没有submit，所以不会执行这里的程序块。(3)注册信息填写页面-〉回应页面，当然会执行这里。
{
$error = validate_data($data, array( //验证注册信息
'username' => array(
array('string', false, $config['min_name_chars'], $config['max_name_chars']),
array('username', '')),
'new_password' => array(
array('string', false, $config['min_pass_chars'], $config['max_pass_chars']),
array('password')),
'password_confirm' => array('string', false, $config['min_pass_chars'], $config['max_pass_chars']),
'email' => array(
array('string', false, 6, 60),
array('email')),
'email_confirm' => array('string', false, 6, 60),
'tz' => array('num', false, -14, 14),
'lang' => array('match', false, '#^[a-z_\-]{2,}$#i'),
));
if (!check_form_key('ucp_register')) //检查一下本次注册是否通过非法途径？？
{
$error[] = $user->lang['FORM_INVALID'];
}
// Replace "error" strings with their real, localised form （TODO）
$error = preg_replace('#^([A-Z_]+)$#e', "(!empty(\$user->lang['\\1'])) ? \$user->lang['\\1'] : '\\1'", $error);
if ($config['enable_confirm']) //对验证码的验证
{
$vc_response = $captcha->validate($data);
if ($vc_response !== false)
{
$error[] = $vc_response;
}
if ($config['max_reg_attempts'] && $captcha->get_attempt_count() > $config['max_reg_attempts'])
{
$error[] = $user->lang['TOO_MANY_REGISTERS'];
}
}
// DNSBL check //验证该用户是否已被列入了黑名单
if ($config['check_dnsbl'])
{
if (($dnsbl = $user->check_dnsbl('register')) !== false)
{
$error[] = sprintf($user->lang['IP_BLACKLISTED'], $user->ip, $dnsbl[1]);
}
}
// validate custom profile fields //验证自定义注册信息
$cp->submit_cp_field('register', $user->get_iso_lang_id(), $cp_data, $error);
if (!sizeof($error)) //看验证过程中是否有错误，没错误则进行重复输入内容验证
{
if ($data['new_password'] != $data['password_confirm'])
{
$error[] = $user->lang['NEW_PASSWORD_ERROR'];
}
if ($data['email'] != $data['email_confirm'])
{
$error[] = $user->lang['NEW_EMAIL_ERROR'];
}
}
if (!sizeof($error)) //用户信息可用于注册，下面进行真正的注册过程。
{
$server_url = generate_board_url(); //生成url
// Which group by default?
$group_name = ($coppa) ? 'REGISTERED_COPPA' : 'REGISTERED';
$sql = 'SELECT group_id
FROM ' . GROUPS_TABLE . "
WHERE group_name = '" . $db->sql_escape($group_name) . "'
AND group_type = " . GROUP_SPECIAL;
$result = $db->sql_query($sql);
$row = $db->sql_fetchrow($result);
$db->sql_freeresult($result);
if (!$row)
{
trigger_error('NO_GROUP');
}
$group_id = $row['group_id']; //以上都是用来取用户的组。
if (($coppa ||
$config['require_activation'] == USER_ACTIVATION_SELF ||
$config['require_activation'] == USER_ACTIVATION_ADMIN) && $config['email_enable']) //用户注册是否需要认证，有两种认证方式，自己认证，管理员认证(TODO:区别）
{
$user_actkey = gen_rand_string(10);
$key_len = 54 - (strlen($server_url));
$key_len = ($key_len < 6) ? 6 : $key_len;
$user_actkey = substr($user_actkey, 0, $key_len);
$user_type = USER_INACTIVE;
$user_inactive_reason = INACTIVE_REGISTER;
$user_inactive_time = time();
}
else //如果不需要，定义一些值
{
$user_type = USER_NORMAL;
$user_actkey = '';
$user_inactive_reason = 0;
$user_inactive_time = 0;
}
$user_row = array(
'username' => $data['username'],
'user_password' => phpbb_hash($data['new_password']),
'user_email' => $data['email'],
'group_id' => (int) $group_id,
'user_timezone' => (float) $data['tz'],
'user_dst' => $is_dst,
'user_lang' => $data['lang'],
'user_type' => $user_type,
'user_actkey' => $user_actkey,
'user_ip' => $user->ip,
'user_regdate' => time(),
'user_inactive_reason' => $user_inactive_reason,
'user_inactive_time' => $user_inactive_time,
); //构造用户注册信息数组。
if ($config['new_member_post_limit']) //新用户是否有发帖限制。
{
$user_row['user_new'] = 1;
}
// Register user...
$user_id = user_add($user_row, $cp_data); //准备完毕，添加用户。
// This should not happen, because the required variables are listed above...
if ($user_id === false) //看看添加是否成功
{
trigger_error('NO_USER', E_USER_ERROR);
}
if ($coppa && $config['email_enable']) //如果添加成功，根据不同的注册认证方式，刷出欢迎页面。
{
$message = $user->lang['ACCOUNT_COPPA'];
$email_template = 'coppa_welcome_inactive';
}
else if ($config['require_activation'] == USER_ACTIVATION_SELF && $config['email_enable'])
{
$message = $user->lang['ACCOUNT_INACTIVE'];
$email_template = 'user_welcome_inactive';
}
else if ($config['require_activation'] == USER_ACTIVATION_ADMIN && $config['email_enable'])
{
$message = $user->lang['ACCOUNT_INACTIVE_ADMIN'];
$email_template = 'admin_welcome_inactive';
}
else
{
$message = $user->lang['ACCOUNT_ADDED'];
$email_template = 'user_welcome';
}
if ($config['email_enable']) //是否注册需要邮件验证
{
include_once($phpbb_root_path . 'includes/functions_messenger.' . $phpEx);
$messenger = new messenger(false);
$messenger->template($email_template, $data['lang']);
$messenger->to($data['email'], $data['username']);
$messenger->headers('X-AntiAbuse: Board servername - ' . $config['server_name']);
$messenger->headers('X-AntiAbuse: User_id - ' . $user->data['user_id']);
$messenger->headers('X-AntiAbuse: Username - ' . $user->data['username']);
$messenger->headers('X-AntiAbuse: User IP - ' . $user->ip);
$messenger->assign_vars(array(
'WELCOME_MSG' => htmlspecialchars_decode(sprintf($user->lang['WELCOME_SUBJECT'], $config['sitename'])),
'USERNAME' => htmlspecialchars_decode($data['username']),
'PASSWORD' => htmlspecialchars_decode($data['new_password']),
'U_ACTIVATE' => "$server_url/ucp.$phpEx?mode=activate&u=$user_id&k=$user_actkey")
);
if ($coppa)
{
$messenger->assign_vars(array(
'FAX_INFO' => $config['coppa_fax'],
'MAIL_INFO' => $config['coppa_mail'],
'EMAIL_ADDRESS' => $data['email'])
);
}
$messenger->send(NOTIFY_EMAIL);
if ($config['require_activation'] == USER_ACTIVATION_ADMIN)
{
// Grab an array of user_id's with a_user permissions ... these users can activate a user
$admin_ary = $auth->acl_get_list(false, 'a_user', false);
$admin_ary = (!empty($admin_ary[0]['a_user'])) ? $admin_ary[0]['a_user'] : array();
// Also include founders
$where_sql = ' WHERE user_type = ' . USER_FOUNDER;
if (sizeof($admin_ary))
{
$where_sql .= ' OR ' . $db->sql_in_set('user_id', $admin_ary);
}
$sql = 'SELECT user_id, username, user_email, user_lang, user_jabber, user_notify_type
FROM ' . USERS_TABLE . ' ' .
$where_sql;
$result = $db->sql_query($sql);
while ($row = $db->sql_fetchrow($result))
{
$messenger->template('admin_activate', $row['user_lang']);
$messenger->to($row['user_email'], $row['username']);
$messenger->im($row['user_jabber'], $row['username']);
$messenger->assign_vars(array(
'USERNAME' => htmlspecialchars_decode($data['username']),
'U_USER_DETAILS' => "$server_url/memberlist.$phpEx?mode=viewprofile&u=$user_id",
'U_ACTIVATE' => "$server_url/ucp.$phpEx?mode=activate&u=$user_id&k=$user_actkey")
);
$messenger->send($row['user_notify_type']);
}
$db->sql_freeresult($result);
}
}
$message = $message . '<br /><br />' . sprintf($user->lang['RETURN_INDEX'], '<a href="' . append_sid("{$phpbb_root_path}index.$phpEx") . '">', '</a>');
trigger_error($message); //注册信息填写页面-〉回应页面，将会在此触发消息事件，从而跳走。
}
}
//下面的内容基本上只和“agreement页面”到“注册信息填写页面”之间的转换有关，那么我们来看这次转换需要做一些什么事呢？
//为显示“注册信息填写页面”做准备对不对，显示 是一个函数display(),要显示一张页面需要什么？至少需要知道页面的路径，当然还有一些其它的参数，这些东西都是在下面形成的。
$s_hidden_fields = array(
'agreed' => 'true',
'change_lang' => 0,
);
if ($config['coppa_enable'])
{
$s_hidden_fields['coppa'] = $coppa;
}
if ($config['enable_confirm'])
{
$s_hidden_fields = array_merge($s_hidden_fields, $captcha->get_hidden_fields());
}
$s_hidden_fields = build_hidden_fields($s_hidden_fields);
$confirm_image = ''; //TODO:莫名其妙的东西，完全脱离上下文
// Visual Confirmation - Show images
if ($config['enable_confirm'])
{
$template->assign_vars(array(
'CAPTCHA_TEMPLATE' => $captcha->get_template(),
));
}
//
$l_reg_cond = '';
switch ($config['require_activation'])
{
case USER_ACTIVATION_SELF:
$l_reg_cond = $user->lang['UCP_EMAIL_ACTIVATE'];
break;
case USER_ACTIVATION_ADMIN:
$l_reg_cond = $user->lang['UCP_ADMIN_ACTIVATE'];
break;
}
//以上的东西就是在构造3个变量，$s_hidden_fields，$confirm_image，$l_reg_cond，以及构造$template中的一个member。其实前面构造的3个变量除了第2个比较诡异之外，其余都是为了下面构造$template进行的热身。display函数需要的参数主要就是这个template，所以这边需要去构造它。
$template->assign_vars(array(
'ERROR' => (sizeof($error)) ? implode('<br />', $error) : '',
'USERNAME' => $data['username'],
'PASSWORD' => $data['new_password'],
'PASSWORD_CONFIRM' => $data['password_confirm'],
'EMAIL' => $data['email'],
'EMAIL_CONFIRM' => $data['email_confirm'],
'L_REG_COND' => $l_reg_cond,
'L_USERNAME_EXPLAIN' => sprintf($user->lang[$config['allow_name_chars'] . '_EXPLAIN'], $config['min_name_chars'], $config['max_name_chars']),
'L_PASSWORD_EXPLAIN' => sprintf($user->lang[$config['pass_complex'] . '_EXPLAIN'], $config['min_pass_chars'], $config['max_pass_chars']),
'S_LANG_OPTIONS' => language_select($data['lang']),
'S_TZ_OPTIONS' => tz_select($data['tz']),
'S_CONFIRM_REFRESH' => ($config['enable_confirm'] && $config['confirm_refresh']) ? true : false,
'S_REGISTRATION' => true,
'S_COPPA' => $coppa,
'S_HIDDEN_FIELDS' => $s_hidden_fields,
'S_UCP_ACTION' => append_sid("{$phpbb_root_path}ucp.$phpEx", 'mode=register'),
));
//TODO:构造自定义的注册所需填写内容，如何用display显示呢？
$user->profile_fields = array();
// Generate profile fields -> Template Block Variable profile_fields
$cp->generate_profile_fields('register', $user->get_iso_lang_id());
$this->tpl_name = 'ucp_register'; //指出要显示的module的模板文件位置，也就是某某文件夹下的ucp_register.html文件。
$this->page_title = 'UCP_REGISTRATION'; //TODO:display这个module不需要page_title，但不知道为什么这里也会去指定值，诡异。
}
}
?>
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