install.func.php

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	$next = $step + 1;
	$discuz_license = str_replace('  ', '  ', $lang['license']);
	echo <<<EOT

</div>
<div class="main" style="margin-top:-123px;">
	<div class="licenseblock">$discuz_license</div>
	<div class="btnbox marginbot">
		<form method="post" action="$self">
		<input type="hidden" name="action" value="uc">
		<input type="hidden" name="step" value="$next">
		$uchidden
		<input type="submit" name="submit" value="{$lang['agreement_yes']}" style="padding: 2px">&nbsp;
		<input type="button" name="exit" value="{$lang['agreement_no']}" style="padding: 2px" onclick="javascript: window.close(); return false;">
		</form>
	</div>
EOT;
	show_footer();
}

function check_env() {

	global $lang, $attachdir;

	$errors = array('quit' => false);
	$quit = false;

	if(!function_exists('mysql_connect')) {
		$errors[] = 'mysql_unsupport';
		$quit = true;
	}

	if(PHP_VERSION < '4.3') {
		$errors[] = 'php_version_430';
		$quit = true;
	}

	if(!file_exists(DISCUZ_ROOT.'./config.inc.php')) {
		$errors[] = 'config_nonexistence';
		$quit = true;
	} elseif(!is_writeable(DISCUZ_ROOT.'./config.inc.php')) {
		$errors[] = 'config_unwriteable';
		$quit = true;
	}

	$checkdirarray = array(
		'attach' => $attachdir,
		'forumdata' => './forumdata',
		'cache' => './forumdata/cache',
		'ftemplates' => './forumdata/templates',
		'threadcache' => './forumdata/threadcaches',
		'log' => './forumdata/logs',
		'uccache' => './uc_client/data/cache'
	);

	foreach($checkdirarray as $key => $dir) {
		if(!dir_writeable(DISCUZ_ROOT.$dir)) {
			$langkey = $key.'_unwriteable';
			$errors[] = $key.'_unwriteable';
			if(!in_array($key, array('ftemplate'))) {
				$quit = TRUE;
			}
		}
	}

	$errors['quit'] = $quit;
	return $errors;

}

function show_error($type, $errors = '', $quit = false) {

	global $lang, $step;

	$title = lang($type);
	$comment = lang($type.'_comment', false);
	$errormsg = '';
	if($errors) {
		if(!empty($errors)) {
			foreach ((array)$errors as $k => $v) {
				if(is_numeric($k)) {
					$comment .= "<li><em class=\"red\">".lang($v)."</em></li>";
				}
			}
		}
	}

	if($step > 0) {
		echo "<div class=\"desc\"><b>$title</b><ul>$comment</ul>";
	} else {
		echo "</div><div class=\"main\" style=\"margin-top: -123px;\"><b>$title</b><ul style=\"line-height: 200%; margin-left: 30px;\">$comment</ul>";
	}

	if($quit) {
		echo '<br /><span class="red">'.$lang['error_quit_msg'].'</span><br /><br /><br /><br /><br /><br />';
	}

	echo '</div>';

	$quit && show_footer();
}

function show_tips($tip, $title = '', $comment = '', $style = 1) {
	global $lang;
	$title = empty($title) ? lang($tip) : $title;
	$comment = empty($comment) ? lang($tip.'_comment', FALSE) : $comment;
	if($style) {
		echo "<div class=\"desc\"><b>$title</b>";
	} else {
		echo "</div><div class=\"main\" style=\"margin-top: -123px;\">$title<div class=\"desc1 marginbot\"><ul>";
	}
	$comment && print('<br>'.$comment);
	echo "</div>";
}

function show_setting($setname, $varname = '', $value = '', $type = 'text|password|checkbox', $error = '') {
	global $self;
	if($setname == 'start') {
		echo "<form method=\"post\" action=\"$self\">\n<table class=\"tb2\">\n";
		return;
	} elseif($setname == 'end') {
		echo "\n</table>\n</form>\n";
		return;
	} elseif($setname == 'hidden') {
		echo "<input type=\"hidden\" name=\"$varname\" value=\"$value\">\n";
		return;
	}

	echo "\n".'<tr><th class="tbopt'.($error ? ' red' : '').'">&nbsp;'.lang($setname)."</th>\n<td>";
	if($type == 'text' || $type == 'password') {
		$value = htmlspecialchars($value);
		echo "<input type=\"$type\" name=\"$varname\" value=\"$value\" size=\"35\" class=\"txt\">";
	} elseif($type == 'submit') {
		$value = empty($value) ? 'next_step' : $value;
		echo "<input type=\"submit\" name=\"$varname\" value=\"".lang($value)."\" class=\"btn\">\n";
	} elseif($type == 'checkbox') {
		if(!is_array($varname) && !is_array($value)) {
			echo'<input type="checkbox" name="'.$varname.'" value="'.$value."\" style=\"border: 0\">\n";
		}
	} else {
		echo $value;
	}

	echo "</td>\n<td>&nbsp;";
	if($error) {
		$comment = '<span class="red">'.(is_string($error) ? lang($error) : lang($setname.'_error')).'</span>';
	} else {
		$comment = lang($setname.'_comment', false);
	}
	echo "$comment</td>\n</tr>\n";
	return true;
}

function show_step($step) {

	$laststep = 4;
	$title = lang('step_'.$step);
	$comment = lang('step_'.$step.'_comment');

	$stepclass = array();
	for($i = 1; $i <= $laststep; $i++) {
		$stepclass[$i] = $i == $step ? 'current' : ($i < $step ? '' : 'unactivated');
	}
	$stepclass[$laststep] .= ' last';

	echo <<<EOT
	<div class="setup step{$step}">
		<h2>$title</h2>
		<p>$comment</p>
	</div>
	<div class="stepstat">
		<ul>
			<li class="$stepclass[1]">1</li>
			<li class="$stepclass[2]">2</li>
			<li class="$stepclass[3]">3</li>
			<li class="$stepclass[4]">4</li>
		</ul>
		<div class="stepstatbg stepstat1"></div>
	</div>
</div>
<div class="main">
EOT;

}

function lang($lang_key, $force = true) {
	return isset($GLOBALS['lang'][$lang_key]) ? $GLOBALS['lang'][$lang_key] : ($force ? $lang_key : '');
}

function check_adminuser($username, $password, $email) {

	@include DISCUZ_ROOT.'./config.inc.php';
	include DISCUZ_ROOT.'./uc_client/client.php';
	$error = '';
	$uid = uc_user_register($username, $password, $email);
	/*
	-1 : 用户名不合法
	-2 : 包含不允许注册的词语
	-3 : 用户名已经存在
	-4 : email 格式有误
	-5 : email 不允许注册
	-6 : 该 email 已经被注册
	>1 : 表示成功，数值为 UID
	*/
	if($uid == -1 || $uid == -2) {
		$error = 'admin_username_invalid';
	} elseif($uid == -4 || $uid == -5 || $uid == -6) {
		$error = 'admin_email_invalid';
	} elseif($uid == -3) {
		$ucresult = uc_user_login($username, $password);
		list($tmp['uid'], $tmp['username'], $tmp['password'], $tmp['email']) = uc_addslashes($ucresult);
		$ucresult = $tmp;
		if($ucresult['uid'] <= 0) {
			$error = 'admin_exist_password_error';
		} else {
			$uid = $ucresult['uid'];
			$email = $ucresult['email'];
			$password = $ucresult['password'];
		}
	}

	if(!$error && $uid > 0) {
		$password = md5($password);
		uc_user_addprotected($username, '');
	} else {
		$uid = 0;
		$error = empty($error) ? 'error_unknow_type' : $error;
	}
	return array('uid' => $uid, 'username' => $username, 'password' => $password, 'email' => $email, 'error' => $error);
}

function save_uc_config($config, $file) {

	$success = false;

	list($appauthkey, $appid, $ucdbhost, $ucdbname, $ucdbuser, $ucdbpw, $ucdbcharset, $uctablepre, $uccharset, $ucapi, $ucip) = explode('|', $config);

	if($content = file_get_contents($file)) {
		$content = trim($content);
		$content = substr($content, -2) == '?>' ? substr($content, 0, -2) : $content;
		$link = mysql_connect($ucdbhost, $ucdbuser, $ucdbpw, 1);
		$uc_connnect = $link && mysql_select_db($ucdbname, $link) ? 'mysql' : '';
		$content = insertconfig($content, "/define\('UC_CONNECT',\s*'.*?'\);/i", "define('UC_CONNECT', '$uc_connnect');");
		$content = insertconfig($content, "/define\('UC_DBHOST',\s*'.*?'\);/i", "define('UC_DBHOST', '$ucdbhost');");
		$content = insertconfig($content, "/define\('UC_DBUSER',\s*'.*?'\);/i", "define('UC_DBUSER', '$ucdbuser');");
		$content = insertconfig($content, "/define\('UC_DBPW',\s*'.*?'\);/i", "define('UC_DBPW', '$ucdbpw');");
		$content = insertconfig($content, "/define\('UC_DBNAME',\s*'.*?'\);/i", "define('UC_DBNAME', '$ucdbname');");
		$content = insertconfig($content, "/define\('UC_DBCHARSET',\s*'.*?'\);/i", "define('UC_DBCHARSET', '$ucdbcharset');");
		$content = insertconfig($content, "/define\('UC_DBTABLEPRE',\s*'.*?'\);/i", "define('UC_DBTABLEPRE', '`$ucdbname`.$uctablepre');");
		$content = insertconfig($content, "/define\('UC_DBCONNECT',\s*'.*?'\);/i", "define('UC_DBCONNECT', '0');");
		$content = insertconfig($content, "/define\('UC_KEY',\s*'.*?'\);/i", "define('UC_KEY', '$appauthkey');");
		$content = insertconfig($content, "/define\('UC_API',\s*'.*?'\);/i", "define('UC_API', '$ucapi');");
		$content = insertconfig($content, "/define\('UC_CHARSET',\s*'.*?'\);/i", "define('UC_CHARSET', '$uccharset');");
		$content = insertconfig($content, "/define\('UC_IP',\s*'.*?'\);/i", "define('UC_IP', '$ucip');");
		$content = insertconfig($content, "/define\('UC_APPID',\s*'?.*?'?\);/i", "define('UC_APPID', '$appid');");
		$content = insertconfig($content, "/define\('UC_PPP',\s*'?.*?'?\);/i", "define('UC_PPP', '20');");

		if(@file_put_contents($file, $content)) {
			$success = true;
		}
	}

	return $success;
}
?>