upgrade2.php

Discuz功能源码（开源）

ALTER TABLE cdb_members CHANGE credit credit INT(10) DEFAULT '0' NOT NULL;

ALTER TABLE cdb_settings CHANGE digistcredits digestcredits tinyint(3) unsigned NOT NULL default '0';
ALTER TABLE cdb_threads CHANGE digist digest tinyint(1) NOT NULL default '0';
ALTER TABLE cdb_settings CHANGE emailcheck regverify TINYINT(1) DEFAULT '0' NOT NULL;
ALTER TABLE cdb_styles ADD available TINYINT(1) DEFAULT '1' NOT NULL AFTER name;
EOT;

if(!$action) {
	echo"本程序用于升级 Discuz! 1.01 到 Discuz! 2.0,请确认之前已经顺利安装 Discuz! 1.01<br><br><br>";
	echo"<b><font color=\"red\">运行本升级程序之前,请确认已经上传 2.0 COML 的全部文件和目录</font></b><br><br>";
	echo"<b><font color=\"red\">本程序只能从 Discuz! 1.01 升级到 Discuz! 2.0 COML,切勿使用本程序从其他版本升级,否则可能会破坏掉数据库资料.<br><br>升级之前务必备份数据库资料,否则可能产生无法恢复的后果!</font></b><br><br>";
	echo"正确的升级方法为:<br>1. 上传 Discuz! 2.0 版的全部文件和目录,覆盖服务器上的 1.01<br>2. 上传本程序($PHP_SELF)到 Discuz! 目录中;<br>3. 运行本程序,直到出现升级完成的提示;<br>4. 在 Discuz! 系统设置中更新缓存,升级完成.<br><br>";
	echo"<a href=\"$PHP_SELF?action=upgrade&step=1\">如果您已确认完成上面的步骤,请点这里升级</a>";
} else {
	$tables = array('attachments', 'announcements', 'banned', 'caches', 'favorites', 'forumlinks', 'forums', 'members', 'memo',
	'news', 'posts', 'searchindex', 'sessions', 'settings', 'styles', 'smilies', 'stats', 'subscriptions', 'templates', 'themes',
	'threads', 'u2u', 'usergroups', 'words', 'buddys', 'stylevars');
	foreach($tables as $tablename) {
		${"table_".$tablename} = $tablepre.$tablename;
	}
	unset($tablename);

	$db = new dbstuff;
	$db->connect($dbhost, $dbuser, $dbpw, $dbname, $pconnect);
	$db->select_db($dbname);
	unset($dbhost, $dbuser, $dbpw, $dbname, $pconnect);

	if($step == 1) {

		runquery($upgrade1);

		echo "<a href=\"$PHP_SELF?action=upgrade&step=2\">第 1 步升级成功,点击这里进入下一步.</a>";

	} elseif($step == 2) {

		runquery($upgrade2);

		$query = $db->query("SELECT $table_styles.styleid FROM $table_settings, $table_styles WHERE $table_styles.name=$table_settings.theme");
		$styleid = $db->result($query, 0);
		$db->query("UPDATE $table_settings SET styleid='$styleid'");
		$db->query("ALTER TABLE $table_settings DROP theme");

		$query = $db->query("SELECT * FROM $table_styles");
		while($style = $db->fetch_array($query)) {
			foreach($style as $key => $val) {
				if($key != 'styleid' && $key != 'name' && $key != 'templateid') {
					$db->query("INSERT INTO $table_stylevars VALUES ('', $style[styleid], '".addslashes($key)."', '".addslashes($val)."')");
				}
			}
		}
		$db->query("ALTER TABLE $table_styles DROP bgcolor, DROP altbg1, DROP altbg2, DROP link, DROP bordercolor, DROP headercolor, DROP headertext, DROP catcolor, DROP tabletext, DROP text, DROP borderwidth, DROP tablewidth, DROP tablespace, DROP font, DROP fontsize, DROP nobold, DROP boardimg, DROP imgdir, DROP smdir, DROP cattext, DROP smfont, DROP smfontsize");

		$query = $db->query("SELECT COUNT(*) FROM $table_members");
		$db->query("UPDATE $table_settings SET totalmembers='".$db->result($query, 0)."'");
		$db->query("ALTER TABLE $table_templates ADD charset varchar(30) NOT NULL AFTER name");
		$db->query("UPDATE $table_templates SET charset='gb2312'");

		$query = $db->query("SELECT * FROM $table_usergroups WHERE groupid='1' OR groupid='2'");
		while($group = $db->fetch_array($query)) {
			$sqlquery[] = join("','", $group);
		}
		foreach($sqlquery as $sql) {
			if($sql) {
				$sql = preg_replace("/^\'(\d{1})\'/", "''", "'$sql'");
				$db->query("INSERT INTO $table_usergroups VALUES ($sql)");
			}
		}
		$db->query("DELETE FROM $table_usergroups WHERE groupid='1' OR groupid='2'");
		$db->query("UPDATE $table_usergroups SET groupid='1' WHERE groupid='14'");
		$db->query("UPDATE $table_usergroups SET groupid='2' WHERE groupid='16'");

		echo "<a href=\"$PHP_SELF?action=upgrade&step=3\">第 2 步升级成功,点击这里进入下一步.</a>";

	} elseif($step == 3) {

		$many = 3000;
		if(!$start) {
			$start = 0;
		}
		$end = $start + $many;
		$converted = 0;

		echo"<font color=\"red\"><b>正在进行升级第 3 步 如果您的数据很多,则这一步需要时间较长</b></font><br><br>\n";
		echo"现在转换贴子. 本转换可能经历多次跳转, 请不要关闭浏览器.<br><br>\n";
		echo"现在开始转换 id 从 $start 到 $end 的贴子.<br>";

		$query = $db->query("SELECT pid, message FROM $table_posts WHERE parseurloff='0' LIMIT $start, $many");
		while($post = $db->fetch_array($query)) {
			$post[message] = trim(addslashes($post[message]));
			$post[message1] = trim(parseurl($post[message]));
			if($post[message] != $post[message1]) {
				$db->query("UPDATE $table_posts SET message='$post[message1]' WHERE pid='$post[pid]'");
			}
			$converted = 1;
		}

		if($converted) {
			$end ++;
			redirect("$PHP_SELF?action=upgrade&step=3&start=$end");
		} else {
			redirect("$PHP_SELF?action=upgrade&step=4");
		}

	} elseif($step == 4) {

		$query = $db->query("SELECT tid, pollopts FROM $table_threads WHERE pollopts<>''");
		while($thread = $db->fetch_array($query)) {
			if(strpos($thread['pollopts'], '#|#')) {
				$pollarray = array('multiple' => 0, 'max' => 0, 'total' => 0);
				$votersorig = explode(' ', substr($thread['pollopts'], strrpos($thread['pollopts'], '#|#') + 2));
				foreach($votersorig as $voter) {
					$voter = trim($voter);
					if($voter) {
						$pollarray['voters'][] = $voter;
					}
				}
				foreach(explode('#|#', $thread['pollopts']) as $pollorig) {
					$optionorig = explode('||~|~||', addslashes($pollorig));
					if(count($optionorig) == 2) {
						$pollarray['options'][] = array($optionorig[0], $optionorig[1]);
						if($optionorig[1] > $pollarray['max']) {
							$pollarray['max'] = $optionorig[1];
						}
						$pollarray['total'] += $optionorig[1];
					}
				}
				$pollopts = serialize($pollarray);
				$db->query("UPDATE $table_threads SET pollopts='$pollopts' WHERE tid='$thread[tid]'");
			}
		}

		echo "恭喜您升级成功,请删除本程序.";
	}
}

function runquery($query) {
	global $db, $tablepre;
	$expquery = explode(";", $query);
	foreach($expquery as $sql) {
		$sql = trim($sql);
		if($sql != "" && $sql[0] != "#") {
			$db->query(str_replace("cdb_", $tablepre, $sql));
		}
	}
}

function redirect($url) {

	echo"<script>";
	echo"function redirect() {window.location.replace('$url');}\n";
	echo"setTimeout('redirect();', 2000);\n";
	echo"</script>";
	echo"<br><br><a href=\"$url\">如果您的浏览器没有自动跳转，请点击这里</a>";

}

// DELETE FROM cdb_stylevars WHERE variable IN ('credittitle', 'creditunit', 'moved', 'sticky', 'digist', 'poll');

?>