<?php
function zing_tickets_http($module,$to_include="",$page="",$key="") {
	global $wpdb,$current_user;

	if (!$to_include || $to_include==".php") {
		if (is_admin()) $to_include="index.php";
		else $to_include="open.php";
	}

	$t=explode('/',$to_include);
	if (count($t)==2) {
		$http=zing_ost_url().$t[0].'/api.php';
		//$pg=$t[1];
	} else {
		$http=zing_ost_url().'api.php';
		//$pg=$t[0];
	}
	//	$http=zing_ost_url().'/';
	$vars='pg='.urlencode($to_include);
	$and='&';

	$get=$_GET;

	if (count($get) > 0) {
		foreach ($get as $n => $v) {
			if ($n!="zpage" && $n!="page_id" && $n!="zscp" && $n!="page") {
				$vars.= $and.$n.'='.zing_urlencode($v);
				$and="&";
			}
		}
	}

	$wp=array();
	if (is_user_logged_in()) {
		$wp['login']=$current_user->data->user_login;
		$wp['email']=$current_user->data->user_email;
		$wp['first_name']=isset($current_user->data->first_name) ? $current_user->data->first_name: $current_user->data->display_name;
		$wp['last_name']=isset($current_user->data->last_name) ? $current_user->data->last_name : $current_user->data->display_name;
		$wp['roles']=$current_user->roles;
	}
	$wp['default_page']=zing_tickets_default_page();
	$wp['lic']=get_option('zing_tickets_lic');
	$wp['gmt_offset']=get_option('gmt_offset');
	$wp['siteurl']=home_url();
	$wp['sitename']=get_bloginfo('name') ? get_bloginfo('name') : 'unknown';
	$wp['pluginurl']=ZING_TICKETS_URL;
	if (is_admin()) {
		$wp['mode']='b';
		$wp['pageurl']=get_admin_url().'admin.php?page=bookings&';
	} else {
		$wp['mode']='f';
		$wp['pageurl']=zing_tickets_home();
	}

	$wp['time_format']=get_option('time_format');
	$wp['admin_email']=get_option('admin_email');
	$wp['key']=get_option('zing_tickets_key');
	$wp['lang']=get_option('zing_tickets_lang'); //get_bloginfo('language');
	$wp['client_version']=ZING_TICKETS_VERSION;

	$vars.='&wp='.urlencode(base64_encode(json_encode($wp)));

	if ($vars) $http.= '?'.$vars;

	return $http;
}

function zing_tickets_home() {
	global $post,$page_id;

	$pageID = $page_id;

	if (get_option('permalink_structure')){
		$homePage = get_option('home');
		$wordpressPageName = get_permalink($pageID);
		$wordpressPageName = str_replace($homePage,"",$wordpressPageName);
		$home=$homePage.$wordpressPageName;
		if (substr($home,-1) != '/') $home.='/';
		$home.='?';
	}else{
		$home=get_option('home').'/?page_id='.$pageID.'&';
	}

	return $home;
}

/**
 * Installation: creation of database tables & set up of pages
 * @return unknown_type
 */
function zing_tickets_install() {
	global $wpdb;
	global $current_user;
	global $zing_tickets_options;

	zing_tickets_log();

	zing_tickets_log('Installation/Upgrade');

	$zing_tickets_version=get_option("zing_tickets_version");
	
	//default options
	if (is_array($zing_tickets_options) && count($zing_tickets_options) > 0) {
		foreach ($zing_tickets_options as $value) {
			if ( !empty($value['id']) && !get_option($value['id']) ) update_option( $value['id'], $value['std'] );
		}
	}

	//create standard pages
	if (!$zing_tickets_version) {
		$pages=array();
		$pages[]=array("Tickets","open","*",0);

		$ids="";
		foreach ($pages as $i =>$p)
		{
			$my_post = array();
			$my_post['post_title'] = $p['0'];
			$my_post['post_content'] = '';
			$my_post['post_status'] = 'publish';
			$my_post['post_author'] = 1;
			$my_post['post_type'] = 'page';
			$my_post['comment_status'] = 'closed';
			$my_post['menu_order'] = 100+$i;
			$id=wp_insert_post( $my_post );
			if (empty($ids)) { $ids.=$id; } else { $ids.=",".$id; }
			if (!empty($p[1])) add_post_meta($id,'zing_tickets_page',$p[1]);
		}
		update_option("zing_tickets_pages",$ids);

		//set comment status to closed
		$ids=get_option("zing_tickets_pages");
		$ida=explode(",",$ids);
		foreach ($ida as $id) {
			$my_post = array();
			$my_post['ID']=$id;
			$my_post['comment_status'] = 'closed';
			wp_update_post($my_post);
		}
	}

	if (!$zing_tickets_version) {
		$http=zing_tickets_http("osticket","setup/api.php");
		$news = new zHttpRequest($http,'zingiri-tickets');
		//$news->post=array('step' => 2);
		if ($news->live()) {
			$output=$news->DownloadToString();
			zing_tickets_log($output);
		}
	}

	if (!$zing_tickets_version) update_option('zing_tickets_secret_salt',md5(__FILE__.md5(get_option('admin_email'))));
	
	//update version
	update_option("zing_tickets_version",ZING_TICKETS_VERSION);
	
}

/**
 * Uninstallation: removal of database tables
 * @return void
 */
function zing_tickets_uninstall() {
	global $wpdb;

	$http=zing_tickets_http("osticket","deactivate.php");
	$news = new zHttpRequest($http,'zingiri-tickets');
	if ($news->live()) {
		$output=$news->DownloadToString();
		zing_tickets_log($output);
	}

	$ids=get_option("zing_tickets_pages");
	$ida=explode(",",$ids);
	foreach ($ida as $id) {
		wp_delete_post($id);
	}
	delete_option("zing_tickets_version");
	delete_option("zing_tickets_key");
	delete_option("zing_tickets_pages");
	delete_option('zing_tickets_secret_salt');
	delete_option('zing_tickets_remote');
	delete_option("zing_tickets_login");
	delete_option("zing_tickets_subscribers");
}

function zing_tickets_active_users() {
	global $wpdb;

	$syncTime=date('Y-m-d H:i:s');
	echo '<h3>The following Wordpress users are active Support Tickets Center users</h3>';

	$blogusers = get_users();
	foreach ($blogusers as $usr) {
		$usr->first_name=get_user_meta($usr->ID,'first_name',true);
		$usr->last_name=get_user_meta($usr->ID,'last_name',true);
		$row=(array)$usr->data;
		$user=array();
		if (!isset($row['first_name'])) $row['first_name']='';
		if (!isset($row['last_name'])) $row['last_name']=$row['display_name'];
		$user=array_combine(
		array('group_id', 'dept_id', 'username', 'firstname', 'lastname', 'email', 'phone', 'phone_ext', 'mobile', 'signature', 'isactive', 'isvisible', 'daylight_saving', 'append_signature', 'change_passwd', 'timezone_offset'),
		array(1, 1, $row['user_login'],$row['first_name'] ? $row['first_name'] : $row['user_login'],$row['last_name'] ? $row['last_name'] : $row['user_login'],$row['user_email'], '', '', '', '', 1, 1, 0, 0, 0, 0.0));
		if (user_can($row['ID'],'activate_plugins')) { //administrator role
			echo $row['user_login'].' '.$row['first_name'].' '.$row['last_name'].': Admin<br />';
			$user['isadmin']=1;
			$user['isactive']=1;
		} elseif (user_can($row['ID'],'edit_pages')) { //editor role
			echo $row['user_login'].' '.$row['first_name'].' '.$row['last_name'].': Staff<br />';
			$user['isadmin']=0;
			$user['isactive']=1;
		} else {
			$user['isactive']=0;
		}
		$http=zing_tickets_http("osticket","scp/sync.php");
		$news = new zHttpRequest($http,'zingiri-tickets');
		$news->post=array('user'=>$user,'mode'=>1,'time'=>$syncTime);
		if ($news->live()) {
			$output=$news->DownloadToString();
			zing_tickets_log($output);
		}
	}

	echo '<p>Users are not synced automatically so please sync the users whenever you create a new user or update a user (change of password, etc).</p>';
	echo '<form method="post">';
	echo '<p class="submit"><input class="button-primary" name="install" type="submit" value="Sync" /> <input type="hidden" name="action" value="install" /></p>';
	echo '</form>';


}

function zing_ost_url() { //URL end point for web services stored on Zingiri servers
	return 'http://eu1.tickets.clientcentral.info/';
}

function zing_tickets_login() {
}

function zing_tickets_footer() {
}

function zing_tickets_attachment($output) {
	header('Location:'.$output);
	die();
}