ucp_register.php

这些都是我以前学习是用到的源码

<?php
/** 
*
* @package ucp
* @version $Id: ucp_register.php,v 1.93 2006/11/24 14:58:07 acydburn Exp $
* @copyright (c) 2005 phpBB Group 
* @license http://opensource.org/licenses/gpl-license.php GNU Public License 
*
*/

/**
* ucp_register
* 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)
		{
			trigger_error('UCP_REGISTER_DISABLE');
		}

		include($phpbb_root_path . 'includes/functions_profile_fields.' . $phpEx);

		$confirm_id		= request_var('confirm_id', '');
		$coppa			= (isset($_REQUEST['coppa'])) ? ((!empty($_REQUEST['coppa'])) ? 1 : 0) : false;
		$agreed			= (!empty($_POST['agreed'])) ? 1 : 0;
		$submit			= (isset($_POST['submit'])) ? true : false;
		$change_lang	= request_var('change_lang', '');

		if ($change_lang)
		{
			$change_lang = basename($change_lang);

			if (file_exists($phpbb_root_path . 'language/' . $change_lang . '/'))
			{
				$submit = false;

				$user->lang_name = $lang = $change_lang;
				$user->lang_path = $phpbb_root_path . 'language/' . $lang . '/';
				$user->lang = array();
				$user->add_lang(array('common', 'ucp'));

				// Setting back agreed to let the user view the agreement in his/her language
				$agreed = (empty($_GET['change_lang'])) ? 0 : $agreed;
			}
			else
			{
				$change_lang = '';
			}
		}

		$cp = new custom_profile();

		$error = $cp_data = $cp_error = array();

		//
		if (!$agreed)
		{
			$add_lang = ($change_lang) ? '&amp;change_lang=' . urlencode($change_lang) : '';

			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);

				$template->assign_vars(array(
					'L_COPPA_NO'		=> sprintf($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&amp;coppa=0' . $add_lang),
					'U_COPPA_YES'		=> append_sid("{$phpbb_root_path}ucp.$phpEx", 'mode=register&amp;coppa=1' . $add_lang),

					'S_SHOW_COPPA'		=> true,
					'S_HIDDEN_FIELDS'	=> ($confirm_id) ? '<input type="hidden" name="confirm_id" value="' . $confirm_id . '" />' : '',
					'S_UCP_ACTION'		=> append_sid("{$phpbb_root_path}ucp.$phpEx", 'mode=register' . $add_lang))
				);
			}
			else
			{
				$template->assign_vars(array(
					'L_TERMS_OF_USE'	=> sprintf($user->lang['TERMS_OF_USE_CONTENT'], $config['sitename'], generate_board_url()),

					'S_SHOW_COPPA'		=> false,
					'S_REGISTRATION'	=> true,
					'S_HIDDEN_FIELDS'	=> ($confirm_id) ? '<input type="hidden" name="confirm_id" value="' . $confirm_id . '" />' : '',
					'S_UCP_ACTION'		=> append_sid("{$phpbb_root_path}ucp.$phpEx", 'mode=register' . $add_lang))
				);
			}

			$this->tpl_name = 'ucp_agreement';
			return;
		}

		// 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;
		$is_dst = date('I');

		if ($config['board_timezone'] == $timezone || $config['board_timezone'] == ($timezone - 1))
		{
			$timezone = ($is_dst) ? $timezone - 1 : $timezone;

			if (!isset($user->lang['tz_zones'][(string) $timezone]))
			{
				$timezone = $config['board_timezone'];
			}
		}
		else
		{
			$is_dst = $config['board_dst'];
			$timezone = $config['board_timezone'];
		}

		$data = array(
			'username'			=> request_var('username', '', true),
			'password_confirm'	=> request_var('password_confirm', '', true),
			'new_password'		=> request_var('new_password', '', true),
			'cur_password'		=> request_var('cur_password', '', true),
			'email'				=> strtolower(request_var('email', '')),
			'email_confirm'		=> strtolower(request_var('email_confirm', '')),
			'confirm_code'		=> request_var('confirm_code', ''),
			'lang'				=> request_var('lang', $user->lang_name),
			'tz'				=> request_var('tz', (float) $timezone),
		);

		// Check and initialize some variables if needed
		if ($submit)
		{
			$error = validate_data($data, array(
				'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'], $config['max_pass_chars']),
				'email'				=> array(
					array('string', false, 6, 60),
					array('email')),
				'email_confirm'		=> array('string', false, 6, 60),
				'confirm_code'		=> array('string', !$config['enable_confirm'], 5, 8),
				'tz'				=> array('num', false, -14, 14),
				'lang'				=> array('match', false, '#^[a-z_\-]{2,}$#i'),
			));

			// Replace "error" strings with their real, localised form
			$error = preg_replace('#^([A-Z_]+)$#e', "(!empty(\$user->lang['\\1'])) ? \$user->lang['\\1'] : '\\1'", $error);

			// DNSBL check
			if ($config['check_dnsbl'])
			{
				if (($dnsbl = $user->check_dnsbl()) !== false)
				{
					$error[] = sprintf($user->lang['IP_BLACKLISTED'], $user->ip, $dnsbl[1]);
				}
			}

			// validate custom profile fields
			$cp->submit_cp_field('register', $user->get_iso_lang_id(), $cp_data, $error);

			// Visual Confirmation handling
			$wrong_confirm = false;
			if ($config['enable_confirm'])
			{
				if (!$confirm_id)
				{
					$error[] = $user->lang['CONFIRM_CODE_WRONG'];
					$wrong_confirm = true;
				}
				else
				{
					$sql = 'SELECT code
						FROM ' . CONFIRM_TABLE . "
						WHERE confirm_id = '" . $db->sql_escape($confirm_id) . "'
							AND session_id = '" . $db->sql_escape($user->session_id) . "'
							AND confirm_type = " . CONFIRM_REG;
					$result = $db->sql_query($sql);
					$row = $db->sql_fetchrow($result);
					$db->sql_freeresult($result);

					if ($row)
					{
						if (strcasecmp($row['code'], $data['confirm_code']) === 0)
						{
							$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 = " . CONFIRM_REG;
							$db->sql_query($sql);
						}
						else
						{
							$error[] = $user->lang['CONFIRM_CODE_WRONG'];
							$wrong_confirm = true;
						}
					}
					else
					{
						$error[] = $user->lang['CONFIRM_CODE_WRONG'];
						$wrong_confirm = true;
					}
				}
			}

			if (!sizeof($error))
			{
				if ($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))
			{
				$server_url = generate_board_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'];

				if (($coppa ||
					$config['require_activation'] == USER_ACTIVATION_SELF ||
					$config['require_activation'] == USER_ACTIVATION_ADMIN) && $config['email_enable'])
				{
					$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;