<?php

/*
	Databap Project
	http://git.lutran.fr/databap.git
	Copyright (C) 2014 François Lutran

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program. If not, see http://www.gnu.org/licenses
*/

//load classes
ob_start();
require_once 'classmanagement.php';
$oClassManagement = new ClassManagement('databap');

//Global values
ToolBox::cleanPost($_POST);
ToolBox::cleanPost($_GET);
ToolBox::cleanPost($_REQUEST);
ToolBox::fixGlobalVars(isset($argv)?$argv:array());

//Global variables (reserved names) and default values
$sPage = isset($_GET['p'])?$_GET['p']:'welcome';
$sAction = isset($_GET['a'])?$_GET['a']:'';
$oUser = isset($_REQUEST['user'])?$_REQUEST['user']:'';
$sToken = isset($_REQUEST['auth_token'])?$_REQUEST['auth_token']:'';
$sOldToken = isset($_POST['old_auth_token'])?$_POST['old_auth_token']:'';
$sNewToken = isset($_POST['new_auth_token'])?$_POST['new_auth_token']:'';
$sContent = isset($_POST['content'])?$_POST['content']:'';
$sCategory = isset($_GET['cat'])?$_GET['cat']:'';
$sTitle = isset($_POST['title'])?$_POST['title']:'';
$sDescription = isset($_POST['description'])?$_POST['description']:'';
$sLink = isset($_REQUEST['link_escaped'])?$_REQUEST['link_escaped']:'';
$sKeyWords = isset($_REQUEST['keywords'])?$_REQUEST['keywords']:'';
$sMessage = isset($_POST['message'])?$_POST['message']:'';
$sChan = isset($_REQUEST['chan'])?$_REQUEST['chan']:'';
$asAttendees = isset($_REQUEST['attendees'])?$_REQUEST['attendees']:'';
$bFirstConn = isset($_GET['first_conn'])?$_GET['first_conn']:false;
$iMessageId = isset($_GET['message_id'])?$_GET['message_id']:0;
$oItemId = isset($_REQUEST['id'])?$_REQUEST['id']:0;
$sSystem = isset($_POST['system'])?$_POST['system']:'';
$bSimul = isset($_POST['simul'])?$_POST['simul']:false;
$sResult = '';

//Launching application
$oDatabap = new Databap($oClassManagement);

//Auth check
$bUserOk = $oDatabap->logMeIn($sToken, $sAction);

//if connected
if($bUserOk && $sAction!=Databap::EXT_ACCESS)
{
	//if expected page, relocate
	//$oDatabap->redirectExpectedPage();
	
	//loading data
	if($sAction!='')
	{
		//Public actions
		switch($sAction)
		{
			case 'log_me_out':
				$oDatabap->logMeOut();
				break;
			case 'add_code':
				$sResult = $oDatabap->addCode(array('description'=>$sDescription, 'content'=>$sContent, 'link'=>$sLink));
				break;
			case 'edit_code':
				$sResult = $oDatabap->editCode($oItemId, $sContent);
				break;
			case 'read_code':
				if($oItemId!==false) $sResult = $oDatabap->getColoredCode($oItemId);
				break;
			case 'nude_code':
				if($oItemId!==false) $sResult = $oDatabap->getNudeCode($oItemId);
				break;
			case 'raw_code':
				if($oItemId!==false) $sResult = $oDatabap->getRawCode($oItemId);
				break;
			case 'dl_code':
				if($oItemId!==false) $sResult = $oDatabap->getSavedCode($oItemId);
				break;
			case 'dl_file':
				$sResult = $oDatabap->getFile($oItemId);
				break;
			case 'print_code':
				if($oItemId!==false) $sResult = $oDatabap->getRawCode($oItemId, true);
				break;
			case 'add_procedure':
				$sResult = $oDatabap->addProcedure($_POST);
				break;
			case 'get_procedure':
				$sResult = $oDatabap->getProcedure($oItemId);
				break;
			case 'add_doc':
				$sResult = $oDatabap->addDoc($_POST);
				break;
			case 'get_doc':
				$sResult = $oDatabap->getDoc($oItemId);
				break;
			case 'add_table':
				$sResult = $oDatabap->addTable($sSystem, $sTitle, $sDescription, $sKeyWords, $oItemId, $bSimul);
				break;
			case 'get_table':
				$sResult = $oDatabap->getTable($oItemId);
				break;
			case 'get_article':
				$sResult = $oDatabap->getArticle($oItemId);
				break;
			case 'art_redirect':
				$sResult = $oDatabap->redirectArticle($oItemId);
				break;
			case 'upload_image':
				$sResult = $oDatabap->uploadImage();
				break;
			case 'upload_file':
				$sResult = $oDatabap->uploadDoc();
				break;
			case 'url':
				$sResult = $oDatabap->checkValue(Databap::URL_TABLE, array('phrase'=>$sLink));
				break;
			case 'user_info':
				$sResult = $oDatabap->getUserInfo($oDatabap->getUserId(), true);
				break;
			case 'profile':
				$sResult = $oDatabap->getProfile($oItemId);
				break;
			case 'search':
				$sResult = $oDatabap->getResults($sKeyWords);
				break;
			case 'code_block':
				$sResult = $oDatabap->getCodeBlock();
				break;
			case 'join_chan':
				$sResult = $oDatabap->joinChan($sChan, $bFirstConn, $asAttendees);
				break;
			case 'quit_chan':
				$sResult = $oDatabap->quitChan($sChan);
				break;
			case 'disconnect_chat':
				$sResult = $oDatabap->disconnectChat();
				break;
			case 'add_message':
				$sResult = $oDatabap->addChatMessage($sMessage, $sChan);
				break;
			case 'messages':
				$sResult = $oDatabap->getMessages($iMessageId);
				break;
			case 'news':
				$sResult = $oDatabap->getNews();
				break;
			case 'connected_users':
				$sResult = $oDatabap->getConnectedUsers(true);
				break;
			case 'get_options':
				$sResult = $oDatabap->getOptions();
				break;
			case 'set_options':
				$sResult = $oDatabap->setOptions($_POST, false);
				break;
			case 'set_pass':
				$sResult = $oDatabap->checkSetPass($sOldToken, $sNewToken);
				break;
			case 'list':
				$sResult = $oDatabap->getItemList();
				break;
			case 'note':
				$sResult = $oDatabap->getNote($oItemId);
				break;
			case 'css':
				$sResult = $oDatabap->getStyleSheet();
				break;
			default:
				//Admin actions
				if($oDatabap->checkUserClearance(Databap::CLEARANCE_ADMIN))
				{
					switch($sAction)
					{
						case 'add_user':
							$asInfo = explode('-', strtolower($oUser));
							$sResult = 'User added. Id='.$oDatabap->addUser($asInfo[0], $asInfo[1], $asInfo[2], array_key_exists(3, $asInfo)?$asInfo[3]:'');
							break;
						case 'reset_pass':
							$sResult = $oDatabap->resetPass($oUser);
							break;
						case 'build_index':
							$oDatabap->buildCompleteIndex();
							$sResult = 'Index ok';
							break;
						case 'install_queries':
							$oMySqlInstall = new MySqlManager(Settings::DB_SERVER, Settings::DB_LOGIN, Settings::DB_PASS, Settings::DB_NAME, Databap::getSqlOptions(), Settings::DB_ENC);
							$sResult = $oMySqlInstall->getFullInstallQuery();
							break;
						case 'reset_chan_safe_names':
							$sResult = $oDatabap->resetChanSafeNames();
							break;
					}
				}
				break;
		}
	}
	//Loading a page
	else
	{
		$sResult = $oDatabap->getPage($sPage, $oItemId, $_GET);
	}
}
//External Access with token
elseif($bUserOk && $sAction==Databap::EXT_ACCESS)
{
	//Public actions
	switch($sPage)
	{
		case 'rss': //RSS Feed
			$sResult = $oDatabap->getRss($sCategory);
			break;
		default:
			//Restricted actions
			if($oDatabap->checkUserClearance(Databap::CLEARANCE_ADMIN))
			{
				switch($sPage)
				{
					case 'blogs': //Syncing Blogs with database & spreading the news on chat
						$sResult = $oDatabap->syncSapBlog();
						break;
				}
			}
			elseif($sResult=='') $sResult = 'No Clearance';
			break;
	}
}
elseif($sAction!='')
{
	$sResult = Databap::DISCONNECTED;
}
//loading logon
else
{
	//$oDatabap->setExpectedPage($_SERVER['REQUEST_URI']);
	$sResult = $oDatabap->getLogonPage($sToken=='');
	
	//TODO delete in v1.0.0
	if($_SERVER['QUERY_STRING']!='') header('Location:'.$_GET['serv_name']);
}

//clean unwanted error log
//TODO unify file name with PhpObject Class
$sDebug = ob_get_clean();
if(Settings::DEBUG && $sDebug!='') file_put_contents('log.html', print_r($sDebug, true)."\n\n", FILE_APPEND);

echo $sResult;
//echo json_encode($sDebug);
?>