pluginadd.php

一款基于PHP的网络日记程序。WikyBlog支持：多用户的 BLOG

<?php
defined('WikyBlog') or die("Not an entry point...");

if( $_SESSION['userlevel'] !== 4){
	global $page;
	$page->contentA['Admin Only'] = 'You must be an administrator to access this page.';
	return;
}

class pluginAdd{
	
	function checkName($name){
		global $wbTables,$dbInfo;
		
		$passed = true;
		$TEST = false;
		$regExp = '^[A-Za-z0-9_-]+$';

		
		$query = 'SELECT 1 FROM '.$wbTables['users'].' WHERE `username` = "'.wbDB::escape($name).'" LIMIT 1';
		$result = wbDB::runQuery($query);
		$num = mysql_num_rows($result);
		
		if( $num == 1){
			$passed = 'A user of that name already exists.';
			
		}elseif(!eregi($regExp,$name)){
			$passed = 'Name must only contain alphanumeric, underscore and dash characters.';
			
		}elseif( isset($dbInfo[$name])){
			$passed = ' A data type of that name already exists.';
			
		}elseif( function_exists($name) ){
			$passed = 'The name you selected is already in use. (1)';
			
		}elseif( class_exists($name) ){
			$passed = 'The name you selected is already in use. (2)';
			
		}else{
			ob_start();
			$evalTest = 'class '.$name.'{var $name="nothing";}$TEST="hello";';
			eval($evalTest);
			if( $TEST !== 'hello'){
				$passed = ' The name you selected is already in use. (3)';
			}
			wb::get_clean();
		}
				
		
		if( $passed !== true ){
			message('Please select a different name. '.$passed);
			return false;
		}
		return true;
	}
	
	function add($name,&$sql,&$config){
		global $wbTablePrefix,$dbObject;
		$lowerName = wbStrtolower($name);
		
		
		//
		//	Create Tables
		//
			require_once('installDB.php');
			$alterDb = new dbAlter();
			if( !$alterDb->go($wbTablePrefix,$sql) ){
				message('Database update failed.');
				return false;
			}
			
		//
		//	Update Configuration
		//
			$displayName = toDisplay($name);
			$data = $dbObject->getConfiguration();
			if( $lowerName != $displayName){
				$config['alias'] = $displayName;
			}
			$data['dbInfo'][wbStrtolower($lowerName)] = $config;
			if( !$dbObject->updateConfig($data) ){
				return false;
			}			
			
		return true;
	}
	
	
	///////////////////////////////////////////////////////////////////////////
	//
	//	ad_object
	//
	function ad_object($selector,&$data){
		global $wbTables;
		
		$query = 'REPLACE INTO '.$wbTables['ad_objects'].' SET';
		$query .= ' `selector` = "'.wbDB::escape($selector).'" ';
		$query .= ' ,`data` = "'.wbDB::escape($data).'" ';
		$query .= ' ,`created` = NOW() ';
		if( wbDB::runQuery($query) ){
			return true;
		}
		return false;
	}
	function removeObject($selector){
		global $wbTables;
		$query = 'DELETE FROM '.$wbTables['ad_objects'];
		$query .= ' WHERE ';
		$query .= ' `selector` = "'.wbDB::escape($selector).'" ';
		$query .= ' LIMIT 1';
		if( wbDB::runQuery($query) ){
			return true;
		}
		return false;
	}
}