📄 global.func.php
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<?php
/*
[Discuz!] (C)2001-2007 Comsenz Inc.
This is NOT a freeware, use is subject to license terms
$RCSfile: global.func.php,v $
$Revision: 1.1.2.10 $
$Date: 2007/03/23 13:24:33 $
*/
function createtable($sql, $dbcharset) {
$type = strtoupper(preg_replace("/^\s*CREATE TABLE\s+.+\s+\(.+?\).*(ENGINE|TYPE)\s*=\s*([a-z]+?).*$/isU", "\\2", $sql));
$type = in_array($type, array('MYISAM', 'HEAP')) ? $type : 'MYISAM';
return preg_replace("/^\s*(CREATE TABLE\s+.+\s+\(.+?\)).*$/isU", "\\1", $sql).
(mysql_get_server_info() > '4.1' ? " ENGINE=$type DEFAULT CHARSET=$dbcharset" : " TYPE=$type");
}
function dir_writeable($dir) {
if(!is_dir($dir)) {
@mkdir($dir, 0777);
}
if(is_dir($dir)) {
if($fp = @fopen("$dir/test.txt", 'w')) {
@fclose($fp);
@unlink("$dir/test.txt");
$writeable = 1;
} else {
$writeable = 0;
}
}
return $writeable;
}
function dir_clear($dir) {
global $lang;
showjsmessage($lang['clear_dir'].' '.$dir);
$directory = dir($dir);
while($entry = $directory->read()) {
$filename = $dir.'/'.$entry;
if(is_file($filename)) {
@unlink($filename);
}
}
$directory->close();
result(1, 1, 0);
}
function instheader() {
global $charset, $lang, $version;
echo "<html><head>".
"<meta http-equiv=\"Content-Type\" content=\"text/html; charset=$charset\">".
"<title>Discuz! Board Installation Wizard $version </title>".
"<link rel=\"stylesheet\" type=\"text/css\" id=\"css\" href=\"install/style.css\"></head>".
"<body bgcolor=\"#3A4273\" text=\"#000000\">".
"<table width=\"95%\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\" bgcolor=\"#FFFFFF\" align=\"center\"><tr><td>".
"<table width=\"98%\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\" align=\"center\"><tr>".
"<td class=\"install\" height=\"30\" valign=\"bottom\"><font color=\"#FF0000\">>></font> Discuz! $version $lang[install_wizard] ".
"</td></tr><tr><td><hr noshade align=\"center\" width=\"100%\" size=\"1\"></td></tr>";
}
function instfooter() {
global $version;
echo "<tr><td><hr noshade align=\"center\" width=\"100%\" size=\"1\"></td></tr>".
"<tr><td align=\"center\">".
"<b style=\"font-size: 11px\">Powered by <a href=\"http://discuz.net\" target=\"_blank\">Discuz! $version".
"</a> Copyright © <a href=\"http://www.comsenz.com\" target=\"_blank\">Comsenz Inc.</a> 2001-2007</b><br><br>".
"</td></tr></table></td></tr></table>".
"</body></html>";
}
function instmsg($message, $url_forward = '') {
global $lang, $msglang;
instheader();
$message = $msglang[$message] ? $msglang[$message] : $message;
if($url_forward) {
$message .= "<br><br><br><a href=\"$url_forward\">$message</a>";
$message .= "<script>setTimeout(\"redirect('$url_forward');\", 1250);</script>";
} elseif(strpos($message, $lang['return'])) {
$message .= "<br><br><br><a href=\"javascript:history.go(-1);\" class=\"mediumtxt\">$lang[message_return]</a>";
}
echo "<tr><td style=\"padding-top:100px; padding-bottom:100px\"><table width=\"560\" cellspacing=\"1\" bgcolor=\"#000000\" border=\"0\" align=\"center\">".
"<tr bgcolor=\"#3A4273\"><td width=\"20%\" style=\"color: #FFFFFF; padding-left: 10px\">错误信息</td></tr>".
"<tr align=\"center\" bgcolor=\"#E3E3EA\"><td class=\"message\">$message</td></tr></table></tr></td>";
instfooter();
exit;
}
function loginit($logfile) {
global $lang;
showjsmessage($lang['init_log'].' '.$logfile);
$fp = @fopen('./forumdata/logs/'.$logfile.'.php', 'w');
@fwrite($fp, '<'.'?PHP exit(); ?'.">\n");
@fclose($fp);
result(1, 1, 0);
}
function showjsmessage($message) {
echo '<script type="text/javascript">showmessage(\''.addslashes($message).' \');</script>'."\r\n";
flush();
ob_flush();
}
function random($length) {
$hash = '';
$chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789abcdefghijklmnopqrstuvwxyz';
$max = strlen($chars) - 1;
PHP_VERSION < '4.2.0' && mt_srand((double)microtime() * 1000000);
for($i = 0; $i < $length; $i++) {
$hash .= $chars[mt_rand(0, $max)];
}
return $hash;
}
function result($result = 1, $output = 1, $html = 1) {
global $lang;
if($result) {
$text = $html ? '<font color="#0000EE">'.$lang['writeable'].'</font><br>' : $lang['writeable']."\n";
if(!$output) {
return $text;
}
echo $text;
} else {
$text = $html ? '<font color="#FF0000">'.$lang['unwriteable'].'</font><br>' : $lang['unwriteable']."\n";
if(!$output) {
return $text;
}
echo $text;
}
}
function redirect($url) {
echo "<script>".
"function redirect() {window.location.replace('$url');}\n".
"setTimeout('redirect();', 0);\n".
"</script>";
exit();
}
function runquery($sql) {
global $lang, $dbcharset, $tablepre, $db;
$sql = str_replace("\r", "\n", str_replace(' cdb_', ' '.$tablepre, $sql));
$ret = array();
$num = 0;
foreach(explode(";\n", trim($sql)) as $query) {
$queries = explode("\n", trim($query));
foreach($queries as $query) {
$ret[$num] .= $query[0] == '#' || $query[0].$query[1] == '--' ? '' : $query;
}
$num++;
}
unset($sql);
foreach($ret as $query) {
$query = trim($query);
if($query) {
if(substr($query, 0, 12) == 'CREATE TABLE') {
$name = preg_replace("/CREATE TABLE ([a-z0-9_]+) .*/is", "\\1", $query);
showjsmessage($lang['create_table'].' '.$name.' ... '.$lang['succeed']);
$db->query(createtable($query, $dbcharset));
} else {
$db->query($query);
}
}
}
}
function setconfig($string) {
if(!get_magic_quotes_gpc()) {
$string = str_replace('\'', '\\\'', $string);
} else {
$string = str_replace('\"', '"', $string);
}
return $string;
}
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